commit 26a93fe4b6432f31b18a5bdcc06b4225f525d757 Author: bapt Date: Thu May 3 09:57:52 2012 +0000 Import byacc 20120115 Approved by: des (mentor) diff --git a/ACKNOWLEDGEMENTS b/ACKNOWLEDGEMENTS new file mode 100644 index 000000000000..b66bb2506456 --- /dev/null +++ b/ACKNOWLEDGEMENTS @@ -0,0 +1,25 @@ + Berkeley Yacc owes much to the unflagging efforts of Keith Bostic. +His badgering kept me working on it long after I was ready to quit. + + Berkeley Yacc is based on the excellent algorithm for computing LALR(1) +lookaheads developed by Tom Pennello and Frank DeRemer. The algorithm is +described in their almost impenetrable article in TOPLAS 4,4. + + Finally, much of the credit for the latest version must go to those +who pointed out deficiencies of my earlier releases. Among the most +prolific contributors were + + Benson I. Margulies + Dave Gentzel + Antoine Verheijen + Peter S. Housel + Dale Smith + Ozan Yigit + John Campbell + Bill Sommerfeld + Paul Hilfinger + Gary Bridgewater + Dave Bakken + Dan Lanciani + Richard Sargent + Parag Patel diff --git a/AUTHORS b/AUTHORS new file mode 100644 index 000000000000..6d75337909a6 --- /dev/null +++ b/AUTHORS @@ -0,0 +1,7 @@ +-- $Id: AUTHORS,v 1.1 2010/06/06 20:31:51 tom Exp $ +-- vile:txtmode +-- This file is used by a script that collects contributor information and +-- resolves nicknames vs fullnames. +dickey Thomas Dickey +schmitz Sylvain Schmitz +unknown Robert Corbett diff --git a/CHANGES b/CHANGES new file mode 100644 index 000000000000..66c5da07fdc8 --- /dev/null +++ b/CHANGES @@ -0,0 +1,1156 @@ +2012-01-15 Thomas E. Dickey + + * package/debian/copyright: bump + + * test/run_make.sh: workaround for breakage due to GNU make 3.82 + + * test/run_make.sh: + tested with Solaris 10 (bison 1.875) and added scripting to exercise + the /usr/ccs/bin/yacc executable + + * test/grammar.tab.c: regen + + * test/grammar.y: modify to also build with Solaris yacc + + * VERSION, package/debian/changelog, package/byacc.spec: bump + + * test/calc1.output, test/calc1.tab.c: regen + + * test/calc1.y: + undo the change made to appease bison, since it was only a warning. + + * test/pure_calc.tab.c, test/pure_error.tab.c: regen + + * test/run_make.sh: another fix for running from top-level directory + + * makefile.in: + ensure that check_make rule depends on having byacc built. + + * test/run_make.sh: fixes for building from parent directory + + * test/pure_error.y, test/pure_calc.y: bison-fixes + + * test/calc2.tab.c, test/calc3.tab.c, test/code_error.code.c, test/ftp.tab.c, test/pure_calc.tab.c, test/pure_error.tab.c: + regen + + * test/calc2.y, test/calc3.y, test/code_error.y, test/ftp.y: + byacc already declares yyerror + + * test/pure_error.y, test/pure_calc.y: + modified to help make the files build with bison + + * test/run_make.sh: + supply a "%pure-parser" directive when bison needs it. + + * test/code_calc.code.c: regen + + * test/code_calc.y: modified to help make the files build with bison + + * yacc.1: + in testing, found that %expect did not work as documented for bison. + do not recommend it for portable code. + + * test/run_make.sh: workaround breakage in bison's %expect directive + + * test/grammar.y: modified to help make the files build with bison + + * test/calc1.output, test/calc1.tab.c, test/grammar.tab.c: regen + + * test/calc1.y: quiet a spurious warning from bison 2.3 + + * test/calc1.tab.c: regen + + * test/calc1.y: modified to help make the files build with bison + + * yacc.1: comment on "-y" and "-P" options. + + * yacc.1: comment on portability + + * test/ftp.tab.c, test/quote_calc-s.tab.c, test/quote_calc.tab.c, test/quote_calc2-s.tab.c, test/quote_calc3-s.tab.c: + regen + + * test/ftp.y: modified to help make the files build with bison + (bison's "-y" option is of no use in providing "yacc" compatibility) + + * test/quote_calc2.tab.c, test/quote_calc3.tab.c, test/quote_calc4-s.tab.c, test/quote_calc4.tab.c: + regen + + * test/code_calc.y, test/quote_calc2.y, test/quote_calc.y, test/quote_calc4.y, test/quote_calc3.y: + modified to help make the files build with bison + + * test/calc.tab.c: regen + + * test/calc.y: modified to help make the files build with bison + + * test/error.tab.c: regen + + * test/error.y: modified to help make the files build with bison + + * test/calc2.tab.c, test/calc3.tab.c, test/code_error.code.c: regen + + * test/run_make.sh: + check for older bisons which (2.3 for instance) do not support pure parsers + + * test/code_error.y, test/calc3.y, test/calc2.y: + modified to help make the files build with bison + + * test/run_test.sh: use $opt2 in filenames of the generated files + + * test/quote_calc2-s.tab.c, test/quote_calc3-s.tab.c, test/quote_calc4-s.tab.c, test/quote_calc-s.tab.c, test/quote_calc.tab.c, test/quote_calc2.tab.c, test/quote_calc3.tab.c, test/quote_calc4.tab.c: + regen + +2012-01-14 Thomas E. Dickey + + * test/calc2.tab.c, test/code_calc.code.c, test/code_error.code.c, test/error.tab.c, test/ftp.tab.c, test/grammar.tab.c, test/calc.tab.c, test/calc1.tab.c: + regen + + * output.c: Several changes: + a) add YYLEX_PARAM_TYPE, like YYPARSE_PARAM_TYPE, but for yylex. + b) modify definitions for YYLEX_DECL to be more like YYPARSE_DECL, + using YYLEX_PARAM_TYPE and YYLEX_PARAM. + c) add ifdef's around #define's for YYERROR_DECL and YYERROR_CALL, + to help with redefinitions. + + * test/pure_calc.tab.c: + modified to help make the files build with bison + + * test/run_make.sh: + start work on followup, to check if the generated files build with bison. + + * test/pure_calc.y, test/pure_error.tab.c: + modified to help make the files build with bison + + * test/calc3.tab.c: regen + + * test/quote_calc-s.output, test/quote_calc-s.tab.c, test/quote_calc-s.tab.h, test/quote_calc2-s.output, test/quote_calc2-s.tab.c, test/quote_calc2-s.tab.h, test/quote_calc3-s.output, test/quote_calc3-s.tab.c, test/quote_calc3-s.tab.h, test/quote_calc4-s.output, test/quote_calc4-s.tab.c, test/quote_calc4-s.tab.h: + RCS_BASE + + * test/run_test.sh: generate/test with "-s" option applied. + +2012-01-13 Thomas E. Dickey + + * package/debian/changelog, package/byacc.spec, VERSION: bump + + * yacc.1: improve documentation of -s option + + * yacc.1: note that yacc ignores -y + + * main.c: add -s option to usage message. + + * test/quote_calc3.output, test/quote_calc3.tab.c, test/quote_calc4.output, test/quote_calc4.tab.c, test/quote_calc4.tab.h, test/quote_calc3.y, test/quote_calc.tab.h, test/quote_calc.output, test/quote_calc.tab.c, test/quote_calc2.output, test/quote_calc2.tab.c, test/quote_calc2.tab.h, test/quote_calc3.tab.h, test/quote_calc4.y, test/quote_calc.y, test/quote_calc2.y: + RCS_BASE + + * configure: regen + + * aclocal.m4: resync with my-autoconf, i.e., fixes for CF_XOPEN_SOURCE + +2011-12-19 Thomas E. Dickey + + * package/debian/changelog, package/byacc.spec, VERSION: bump + + * yacc.1, output.c, main.c, defs.h: + add "-s" option to suppress generating #define's based on string contents + in a %token statement. For instance + %token EQLS "Equals" + would generate + #define EQLS 256 + #define Equals 257 + Simply suppressing the second #define makes the behavior closer to yacc. + (report by Paulo Andrade). + +2011-09-08 Thomas E. Dickey + + * package/debian/changelog, package/byacc.spec, VERSION: bump + + * output.c: + fix some more interaction between -i and -d flags to ensure YYERRCODE + and YYSTYPE are declared, tested with cproto. + +2011-09-07 Thomas E. Dickey + + * yacc.1: document "-i" option. + + * package/debian/changelog, package/byacc.spec, VERSION: bump + + * output.c: fix an interaction between -i and -d + + * test/code_error.code.c, test/error.tab.c, test/ftp.tab.c, test/grammar.tab.c, test/pure_calc.tab.c, test/pure_error.tab.c, test/calc.tab.c, test/calc1.tab.c, test/calc2.tab.c, test/calc3.tab.c, test/code_calc.code.c: + regen - changes for "-i" option move the global/impure variables near the + macros that may add a prefix, etc. + + * skeleton.c, output.c, defs.h: changes to support "-i" option. + +2011-09-06 Thomas E. Dickey + + * reader.c: pass explicit file-pointer to write_section() + + * main.c: + add "-i" option, to generate interface-file (suggested by Denis M. Wilson) + +2011-09-05 Thomas E. Dickey + + * configure: regen + + * aclocal.m4: + resync with my-autoconf: CF_ANSI_CC_CHECK (check for $CFLAGS in $CC) + and CF_XOPEN_SOURCE (update aix, cygwin and netbsd checks) + + * defs.h, error.c, reader.c: + add check for missing "}" on %parse-param and %lex-param lines (report by Denis M Wilson) + +2011-04-01 Thomas E. Dickey + + * config.sub: 2011-04-01 + +2011-02-02 Thomas E. Dickey + + * config.guess: 2011-01-01 + +2010-12-29 Thomas E. Dickey + + * defs.h, skeleton.c: + add const qualifier to skeleton data, per NetBSD changes (report by Christos Zoulas) + + * defs.h: + mark all of the error-functions as non-returning (report by Christos Zoulas) + + * test/grammar.tab.c, test/pure_calc.tab.c, test/pure_error.tab.c, test/calc.tab.c, test/calc1.tab.c, test/calc2.tab.c, test/calc3.tab.c, test/code_calc.code.c, test/code_error.code.c, test/error.tab.c, test/ftp.tab.c: + regen + + * skeleton.c: + use only realloc() rather than realloc+malloc, agree that systems needing this + are very rare (prompted by NetBSD change). + + * test/ftp.tab.c: regen + +2010-12-29 Christos.Zoulas + + * test/ftp.y: + improve example, which was stuck in 19XX and assumed file sizes were longs. + +2010-12-29 Thomas E. Dickey + + * test/ftp.tab.c, test/grammar.tab.c, test/pure_calc.tab.c, test/pure_error.tab.c, test/calc.tab.c, test/calc1.tab.c, test/calc2.tab.c, test/calc3.tab.c, test/code_calc.code.c, test/code_error.code.c, test/error.tab.c: + regen + + * test/pure_error.y, test/pure_calc.y, test/ftp.y, test/error.y, test/code_error.y, test/code_calc.y, test/calc.y, test/calc3.y, test/calc2.y, test/calc1.y: + use byacc's YYLEX_DECL/YYERROR_DECL symbols to prototype yylex/yyerror + + * skeleton.c: + remove explicit prototype for yylex() via YYLEX_DECL() macro, since that + would prevent declaring yylex() static (request by Christos Zoulas). + + * test/calc2.tab.c, test/calc3.tab.c: regen + +2010-12-29 Christos.Zoulas + + * output.c: correct definition for YYERROR_DECL() + +2010-12-29 Thomas E. Dickey + + * package/debian/changelog, package/byacc.spec, VERSION: bump + +2010-12-26 Thomas E. Dickey + + * defs.h, main.c: + change return-type of allocate() to avoid warnings of alignment problems + + * main.c: Solaris declares chmod() in + + * configure: regen + + * main.c: ifdef'd use of fcntl.h + + * configure.in: add configure checks for fcntl.h, atexit and mkstemp + + * main.c: for cases where mkstemp() is not available, use tempnam/open + + * aclocal.m4: add CF_MKSTEMP + + * aclocal.m4: + improve quoting, deprecate ${name-value} in favor of standard ${name:-value} + +2010-12-25 Thomas E. Dickey + + * main.c: + start revising use of tmpfile(), to make this work with MinGW. Start by + implementing a mkstemp() alternative - noting that mkstemp() also is broken + for MinGW. + + * package/debian/changelog, package/byacc.spec, VERSION: bump + +2010-11-27 Thomas E. Dickey + + * package/byacc.spec, package/debian/changelog, VERSION: bump + + * test/calc2.tab.c, test/calc3.tab.c: regen + + * output.c: + corrected use of %parse-param value in yyerror(); it doesn't use &yylval + (report by Clifford Yapp) + +2010-11-26 Thomas E. Dickey + + * skeleton.c: typo + + * output.c: + correct line-numbering when "-r" option is used; the 'outline' variable + should only be incremented when writing to the code-file. + + * test/code_calc.code.c, test/code_error.code.c: regen + + * yacc.1: bump date + + * yacc.1: comment on -b option vs -r + + * test/calc2.tab.c, test/calc2.y, test/calc3.tab.c, test/calc3.y, test/ftp.tab.c, test/grammar.tab.c, test/pure_calc.tab.c, test/pure_error.tab.c, test/calc.tab.c, test/calc1.tab.c, test/code_calc.code.c, test/code_error.code.c, test/error.tab.c: + regen + + * output.c: + improve on YYERROR_DECL(), adding dummy params which can be used for the + actual function declaration. Also add YYERROR_CALL(). The two macros + simplify maintaining sets of grammars which may/may not be pure. + + * test/calc1.y, test/ftp.tab.c, test/grammar.tab.c, test/pure_calc.tab.c, test/pure_error.tab.c, test/calc.tab.c, test/calc1.tab.c, test/calc2.tab.c, test/calc3.tab.c, test/code_calc.code.c, test/code_error.code.c, test/error.tab.c: + regen + + * output.c: generate yyerror() calls in output.c + This is for compatibility with bison, which passes the yylval to yyerror + when the %parse-param feature is used. + + * skeleton.c, defs.h: generate yyerror() calls in output.c + + * output.c: simplified a little, using putc_code() and putl_code() + + * test/calc1.tab.h: regen + + * reader.c: + improve ifdef for YYSTYPE union declaration (report by Clifford Yapp) + + * reader.c: + accept underscore as a replacement for dash in command names, e.g., + "%pure_parser" vs "%pure-parser". + + * test/calc1.tab.c: regen + + * output.c, reader.c: + also ifdef YYSTYPE declaration in the generated code (report by Clifford Yapp) + + * package/debian/changelog, package/byacc.spec, VERSION: bump + +2010-11-24 Thomas E. Dickey + + * main.c, defs.h, symtab.c, error.c: reduce global variables + + * package/debian/changelog, package/byacc.spec, VERSION: bump + + * reader.c: + amend fix for Redhat #112617 to still call default_action_warning() for + empty rules (report by Bruce Cran). + +2010-11-22 Thomas E. Dickey + + * output.c: + add ifdef to guard against redefinition of YYSTYPE union (request by Clifford Yapp). + + * test/calc1.tab.c: regen + + * test/calc1.y: cleanup compiler warnings + + * test/grammar.y: add "%expect" + + * test/calc1.tab.h: regen + + * test/calc1.output, test/calc1.tab.c, test/calc1.tab.h: RCS_BASE + + * test/calc2.tab.c, test/calc3.tab.c: regen + + * test/calc1.y: + advanced example from Steve Johnson's paper, uses unions + + * test/calc3.y, test/calc2.y: init 'base', so examples can run + + * test/ftp.tab.c, test/ftp.y: tweaks to compile with g++ + + * output.c: compensate for fix in reader.c + + * reader.c: + add/use putc_both() and puts_both(), incidentally fixing a place where + a union copied to the union_file may be missing the end of the last line. + + * package/debian/changelog, package/byacc.spec, VERSION: bump + +2010-09-28 Thomas E. Dickey + + * config.guess: 2010-09-24 + +2010-09-10 Thomas E. Dickey + + * config.sub: 2010-09-11 + +2010-06-10 Thomas E. Dickey + + * yacc.1, package/debian/changelog, package/byacc.spec, VERSION: + bump to 2010/06/10 + +2010-06-09 Thomas E. Dickey + + * reader.c: free declarations in leak-testing code. + + * main.c: close code_file if -r option used, for leak-testing + + * defs.h, reader.c: + improve %lex-param / %parse-param implementation by allowing for arrays to + be passed as parameters, e.g., "int regs[26]". + + * test/calc3.tab.c, test/calc3.y, test/calc3.output, test/calc3.tab.h, test/calc2.tab.c, test/calc2.y, test/calc2.tab.h, test/calc2.output: + RCS_BASE + + * output.c: + improve %lex-param / %parse-param implementation by allowing for arrays to + be passed as parameters, e.g., "int regs[26]". + + * test/calc.tab.c, test/calc.y: + test-cases and reference files for %lex-param / %parse-param + + * makefile.in: add docs-rule, for html/pdf/txt form of manpage + + * configure: regen + + * aclocal.m4: add CF_XOPEN_SOURCE, etc. + + * configure.in: + use CF_XOPEN_SOURCE check to ensure that strdup is in scope, e.g., for c89 + + * test/ftp.tab.c, test/ftp.y, reader.c, symtab.c, verbose.c, lr0.c, main.c, mkpar.c, output.c, defs.h, closure.c: + fix warnings from clang --analyze + +2010-06-08 Thomas E. Dickey + + * output.c: fix to build with c89, etc. + + * reader.c: gcc warning + + * test/ftp.tab.c, test/ftp.y, test/calc.tab.c, test/code_calc.code.c, test/code_error.code.c, test/code_error.y, test/code_calc.y, test/calc.y, test/pure_error.tab.c, test/error.tab.c, test/error.y, test/pure_error.y, test/pure_calc.tab.c, test/pure_calc.y: + modified test-cases to allow them to compile, to validate pure-parser changes. + updated reference files to match. + + * output.c: + move call for output_stype() earlier since it is used in pure-parser declarations + + * test/grammar.tab.c, test/grammar.y: + modified test-cases to allow them to compile, to validate pure-parser changes. + updated reference files to match. + + * test/calc.tab.c, test/error.tab.c, test/ftp.tab.c, test/grammar.tab.c: + regen + + * yacc.1: document %lex-param and %parse-param + + * test/run_lint.sh, test/run_make.sh: RCS_BASE + + * test/run_test.sh: + further modify to allow build-directory to be in a different location by + passing this directory's location as a parameter to the script. + + * makefile.in: + add check_make and check_lint rules to help validate the generated files + in the test-directory + +2010-06-07 Thomas E. Dickey + + * test/pure_calc.tab.c, test/pure_error.tab.c: RCS_BASE + + * test/run_test.sh: + provide for testing -r and -P options by checking if the ".y" filename + begins with "code_" or "pure_", respectively. + + * test/code_error.code.c, test/code_error.tab.c, test/code_error.tab.h, test/code_calc.code.c, test/code_calc.tab.c, test/code_calc.tab.h, test/pure_calc.output, test/pure_calc.tab.h, test/pure_error.output, test/pure_error.tab.h, test/code_calc.output, test/code_error.output: + RCS_BASE + + * test/error.tab.c, test/ftp.tab.c, test/grammar.tab.c: regen + + * test/run_test.sh: + changes to support running "make check" in a separate build-tree + + * main.c: add "-P" to usage message + + * reader.c: use UCH() macro to hide casts. + +2010-06-07 Andres.Mejia + + * main.c, output.c, reader.c, defs.h, skeleton.c: + Fix the output order of the generated parse code file. This allows for + the use of YYPARSE_PARAM, by having the output that checks for + YYPARSE_PARAM to be defined come after the C code block in the + definitions section of a yacc file. + + Implement support for YYLEX_PARAM, similar to bison. This is useful for + support for building reentrant lexers with flex. + + Fix a compatibility issue with bison's pure-parser option. Bison + defines yylex as sending at least one parameter, &yylval, as the first + parameter and doesn't seem to have an easy way to remove that parameter. + This on the other hand is rather convenient to support saving to yylval + from flex when building reentrant lexers and parsers. + + Add support for the %parse-param and %lex-param directives used in + bison. This change bears some similarity to NetBSD's changes to byacc + at http://www.mail-archive.com/source-changes-full@netbsd.org/msg08143.html + + Bison allows for POSIX yacc emulation via a yacc directive in the yacc + file, and also via a command line switch. Implement this feature as a + no-op for byacc, since byacc is designed to be POSIX yacc compatible + anyway. This allows for better compatibility with yacc sources written + for bison. + +2010-06-07 Thomas E. Dickey + + * VERSION: bump to 2010/06/07 + +2010-06-06 Thomas E. Dickey + + * test/calc.tab.c, configure: regen + + * skeleton.c: + move #include's down into the generated code, to allow user-defined code + to override feature definitions, particularly with stdlib.h (request by + Marcus Kool). + + * lr0.c, error.c, reader.c, defs.h: + strict gcc 3.4.6 warnings on 64-bit platform + + * aclocal.m4, configure.in: add check for lint + + * makefile.in: add lint rule + + * defs.h, closure.c, lr0.c, warshall.c, main.c: + fix gcc warnings, mostly for 64-bit platform + + * aclocal.m4: + add macros for checking ctags/etags, e.g., to work with NetBSD pkgsrc + + * makefile.in: add etags/TAGS if available + + * configure.in: add configure check for actual ctags and etags programs + + * package/debian/copyright: add copyright notices for non-PD files + + * package/debian/changelog: + incorporated scripts in upstream to use for test-builds + + * makefile.in: drop mkdirs.sh, just use "mkdir -p" + + * AUTHORS: nicknames for some contributors (see CHANGES for details) + + * package/byacc.spec: RPM file for byacc + + * VERSION: bump to 2010/06/06 + + * aclocal.m4: add copyright notice, from "my-autoconf" macros + http://invisible-island.net/autoconf/autoconf.html + + * package/RCS, package/debian/RCS, package/debian/source/RCS, package/pkgsrc/RCS: + PERMIT FILE + + * aclocal.m4: resync with my-autoconf. summary of changes: + a) CF_ADD_CFLAGS, etc., improve quoting of ifelse() parameter + b) CF_DISABLE_ECHO, change indent-convention for substituted makefile + c) CF_GCC_VERSION, ignore stderr + d) CF_GCC_WARNINGS, adjust options to work with c89 wrapper of gcc + +2010-04-20 Thomas E. Dickey + + * package/debian/changelog, package/debian/compat, package/debian/control, package/debian/copyright, package/debian/docs, package/debian/postinst, package/debian/prerm, package/debian/rules, package/debian/watch: + scripts from Debian package + +2010-02-16 Thomas E. Dickey + + * yacc.1: document -P and bison-extensions + + * test/ftp.tab.c, test/grammar.tab.c, test/calc.tab.c, test/error.tab.c: + regen + + * output.c: implement %pure-parser + + * skeleton.c: + implement %pure-parser, like bison. To help with this, changed the stack + variables, putting them into a struct. + + * reader.c: implement %pure-parser + + * defs.h: modified skeleton to support %pure-parser feature + + * main.c: add -P option to set %pure-parser + + * output.c: + make -r and -p options work together. The -r option splits the generated + parser into code/table files; for this case we cannot use static data. + Also, we have to repeat the #define's used for prefix (-p) as well as the + redeclaration of yyparse(). Finally, allow any of the prefixed names to + be overridden, e.g., by passing a -D option to the compiler. Make that + a little more readable by putting a blank line before each chunk. + + * defs.h: add definitions for %pure-parser + + * skeleton.c: + put blank line before/after the redeclaration of yyparse() + + * output.c: allow for other program redefining yylex() + + * skeleton.c: + split-off xdecls[] array, to move declaration of yyparse() after #define's + + * defs.h: split-out xdecls[] + + * VERSION: bump + + * configure: regen + + * aclocal.m4: add CF_REMOVE_DEFINE, needed by CF_ADD_CFLAGS + + * aclocal.m4: + resync with my-autoconf CF_ADD_CFLAGS and CF_DISABLE_ECHO changes. + +2010-02-16 Ostap.Cherkashi + + * skeleton.c: fix a memory leak in the generated skeleton + +2010-01-01 Thomas E. Dickey + + * package/debian/source/format: scripts from Debian package + +2009-12-31 Thomas E. Dickey + + * config.guess: 2009-12-30 + + * config.sub: 2009-12-31 + +2009-10-27 Thomas E. Dickey + + * VERSION: 20091027 + + * output.c, mkpar.c, defs.h, lalr.c, closure.c, graph.c, lr0.c, verbose.c, main.c, reader.c: + strict compiler warnings + +2009-10-26 Thomas E. Dickey + + * test/ftp.tab.c, test/grammar.tab.c, test/calc.tab.c, test/error.tab.c: + resync + + * main.c, defs.h: introduce some typedefs for portability, etc. + + * makefile.in: + don't remove "*.log" in mostlyclean rule since it interferes with regression + script. + + * configure: regen + + * aclocal.m4: resync with my-autoconf + +2009-08-25 Thomas E. Dickey + + * config.guess, config.sub: 2009-08-19 + +2009-02-21 Thomas E. Dickey + + * VERSION: bump + + * output.c: restore "yylval" symbol, omitted in cleanup on 2008/8/25 + +2008-12-26 Thomas E. Dickey + + * configure: regen with autoconf-2.52 (patched) + +2008-12-25 Thomas E. Dickey + + * test/error.tab.c, test/ftp.tab.c, test/grammar.tab.c, test/calc.tab.c: + regenerated + +2008-12-24 Thomas E. Dickey + + * VERSION: bump + + * skeleton.c: + remove ifdef-lint from goto yyerrlab, to quiet gcc warning + +2008-11-26 Thomas E. Dickey + + * verbose.c, main.c, defs.h, mkpar.c, reader.c: + completed implementation of "%expect" (report by Perry E. Metzger). + add "%expect-rr", which is (unlike bison) allowable in LALR parsers. + +2008-11-24 Thomas E. Dickey + + * closure.c, defs.h, error.c, graph.c, lalr.c, lr0.c, main.c, mkpar.c, output.c, reader.c, skeleton.c, symtab.c, verbose.c, warshall.c: + change indent-style (request by Perry E. Metzger) + +2008-08-27 Thomas E. Dickey + + * test/calc.tab.c, test/error.tab.c, test/ftp.tab.c, test/grammar.tab.c: + better implementation of YYPARSE_PARAM, using YYPARSE_DECL() macro + + * VERSION: bump + + * skeleton.c: + better implementation of YYPARSE_PARAM, using YYPARSE_DECL() macro + + * test/calc.tab.c, test/error.tab.c, test/ftp.tab.c, test/grammar.tab.c, skeleton.c: + change YYRECOVERING to YYRECOVERING(), for compatibility with other yacc's. + + * configure: regen'd + + * configure.in: add -Wwrite-strings to warnings + + * test/ftp.tab.c, test/grammar.tab.c, test/calc.tab.c, test/error.tab.c: + add YYPARSE_PARAM and YYPARSE_PARAM_TYPE + + * skeleton.c: + add YYPARSE_PARAM (bison) and YYPARSE_PARAM_TYPE (FreeBSD) features. + + * main.c, defs.h, output.c, skeleton.c, symtab.c, error.c, reader.c: + fixes for gcc -Wwrite-strings + + * test/calc.tab.c, test/error.tab.c, test/ftp.tab.c, test/grammar.tab.c: + generate the tables as static-const (this is an interface change) + + * output.c: realign columns in start_table() + + * output.c: + generate the tables as static-const (this is an interface change) + + * output.c: reorder functions to eliminate forward-references + + * test/calc.tab.c, test/error.tab.c, test/ftp.tab.c, test/grammar.tab.c: + remove 'register' keywords + +2008-08-26 Thomas E. Dickey + + * warshall.c, verbose.c, symtab.c, skeleton.c, reader.c, output.c, mkpar.c, main.c, lr0.c, lalr.c, graph.c, error.c, closure.c: + remove 'register' keywords + +2008-08-25 Thomas E. Dickey + + * test/ftp.tab.c: regen'd + + * reader.c: + improve the left-curly fix by testing after blanks, to avoid having a + " {" at the beginning of a line. + + * test/error.tab.c, test/grammar.tab.c: regen'd + + * output.c: + move the remaining newline-counting into write_XXX functions. + + * test/calc.tab.c: regen'd + + * output.c: + simplify part of the output_file formatting using new functions, e.g., + start_int_table(), output_newline(). + + * reader.c: + modify copy_action() to indent the first character, it if is is left-curly + brace. That makes the output look more like the original, as well as makes + it simpler to edit (not confuse editors which look for a left-curly in the + first column as if it were the beginning of a function). + + * skeleton.c: minor fixes to avoid gcc -Wconversion warnings + + * output.c: align the #define's produced for "-p" option + + * test/run_test.sh: use the "-p" option for better coverage. + + * output.c: simplify output_prefix() with new define_prefixed() + + * skeleton.c: include string.h, for memset() + change stack size to unsigned to fix gcc -Wconversion warnings. + + * VERSION: bump to 2008/8/25 + + * makefile.in: add dependency on VERSION file. + +2008-08-24 Thomas E. Dickey + + * VERSION: bump + + * lalr.c: improved memory-leak checking by freeing data in includes[] + + * test/error.tab.c, test/ftp.tab.c, test/grammar.tab.c, test/calc.tab.c: + update to match skeleton-change + + * configure: regen'd + + * skeleton.c: Add fix for stack discussed + http://undeadly.org/cgi?action=article&sid=20080708155228 + and applied + http://www.openbsd.org/cgi-bin/cvsweb/src/usr.bin/yacc/skeleton.c.diff?r1=1.28&r2=1.29 + + * aclocal.m4: resync with my-autoconf (no major changes) + +2008-07-24 Thomas E. Dickey + + * package/pkgsrc/Makefile, package/pkgsrc/distinfo: + scripts from NetBSD pkgsrc, for test-builds + +2008-03-14 Thomas E. Dickey + + * config.sub: update to 2008-03-08 + + * config.guess: update to 2008-03-12 + +2007-05-09 Thomas E. Dickey + + * main.c: close graph, verbose files if opened, on exit. + + * main.c: + audit memory leaks - valgrind reported some memory still in use on exit. + + * lalr.c, output.c, reader.c, mkpar.c, lr0.c: + add hook for auditing memory leaks + + * defs.h: add hooks for auditing memory leaks + + * configure: regen'd + + * configure.in: + use CF_DISABLE_LEAKS, which combines --disable-leaks, --with-valgrind, + --with-dbmalloc and --with-dmalloc + + * aclocal.m4: add CF_DISABLE_LEAKS and CF_WITH_VALGRIND + + * aclocal.m4: improve version-checking in CF_GCC_VERSION + rework dbmalloc/dmalloc options using CF_NO_LEAKS_OPTION macro + + * VERSION: 2007/5/9 + + * main.c: file_prefix did not always have a trailing null. + +2007-03-25 Thomas E. Dickey + + * mkdirs.sh: improved version for "make -j" + +2006-12-22 Thomas E. Dickey + + * config.guess: 2006/12/22 + +2006-12-08 Thomas E. Dickey + + * config.sub: 2006/12/08 + +2005-08-13 Thomas E. Dickey + + * main.c: add -V to usage message + + * makefile.in: remove -t option from ctags + + * VERSION: 2005/8/13 + +2005-08-13 schmitz + + * main.c: Sylvain Schmitz: + modify the '-o' option to work like bison's, which sets the file-prefix. + +2005-08-13 Matt.Kraai + + * output.c: + Debian #322858 (don't close union_file, which contained data). + This feature is used in groff. + +2005-08-13 Thomas E. Dickey + + * configure: regenerated + + * aclocal.m4: improve checks for Intel compiler warnings + +2005-06-25 Thomas E. Dickey + + * config.sub: 2005/6/2 + + * config.guess: 2005/5/27 + +2005-05-05 Thomas E. Dickey + + * defs.h: add a fallback for GCC_UNUSED + +2005-05-04 Thomas E. Dickey + + * makefile.in: add "." to include-path to pickup config.h + + * reader.c: + apply fix suggested by Steve Dum for end_rule() in Redhat Bugzilla #112617. + + * output.c: + correct a limit check in pack_vector() - report/analysis by William Evans + + * main.c: + exit after printing version. Otherwise "yacc -V" will exit with an erro + after printing the usage message. + + * test/calc.tab.c, test/error.tab.c, test/ftp.tab.c, test/grammar.tab.c: + regenerated after skeleton-changes + + * skeleton.c: replace a few -1's with YYEMPTY + + * skeleton.c: + delete yynewerror (no one uses it any more, and it just makes compiler warnings) + + * skeleton.c: adapt yygrowstack() and related definitions from FreeBSD + + * test/run_test.sh: + filter out lines with YYPATCH, since that will change with each update + + * yacc.1: add -V option + + * main.c: add -V option to print the version. + simplify option-parsing by moving the duplicate logic for setting flags into + new function setflag(). + + * skeleton.c: + move the actual definition of YYMAJOR and YYMINOR to defs.h (as numbers). + add YYPATCH here so it can be tested by applications. + + * defs.h: + add macros to define VERSION in terms of the (numeric) YYMAJOR, YYMINOR and + YYPATCH symbols. + + * lalr.c, lr0.c, mkpar.c, defs.h, closure.c, warshall.c, output.c, verbose.c, graph.c, reader.c, main.c, symtab.c: + reduce externs by making static the procedures that are not referenced outside + the module in which they are defined. + + * makefile.in: + the VERSION file holds the patch-date. Define YYPATCH, so this will be + compiled into the skeleton. + + * VERSION: patch-level for byacc + + * main.c: + add "-o" to usage message. It is too long for a single line; rewrite usage() + to show one option per line. + +2005-05-03 Thomas E. Dickey + + * main.c: add -o option, to work with scripts that assume bison. + simplify create_file_names() with a macro. + simplify done() with a macro. + adapt fix from FreeBSD for signal race, e.g., if done() is interrupted by + onintr(), do not flush output via exit(), but use _exit() instead. + + * defs.h: remove unnecessary externs for main.c + + * yacc.1: add -o option + + * graph.c: remove unused parameter + + * mkpar.c, defs.h, reader.c: + add support for "%expect", a bison feature from FreeBSD sources + + * lr0.c, reader.c, main.c, skeleton.c, graph.c, symtab.c, closure.c, mkpar.c, lalr.c, error.c, warshall.c, verbose.c, output.c: + indent'd + + * configure: regenerated for 2005/5/5 + + * aclocal.m4: miscellaneous updates (adds CF_INTEL_COMPILER) + +2005-04-27 schmitz + + * defs.h, graph.c, lr0.c, main.c, makefile.in, reader.c, yacc.1: + Sylvain Schmitz : + add graphical output of the LALR(1) automaton for graphviz, + associated with command-line option `-g' + +2005-04-16 Thomas E. Dickey + + * config.sub: 2005/2/10 + + * config.guess: 2005/3/24 + +2005-04-13 Thomas E. Dickey + + * package/pkgsrc/PLIST: scripts from NetBSD pkgsrc, for test-builds + +2005-03-21 Thomas E. Dickey + + * package/pkgsrc/DESCR: scripts from NetBSD pkgsrc, for test-builds + +2004-03-28 Thomas E. Dickey + + * test/calc.tab.c, test/error.tab.c, test/ftp.tab.c, test/grammar.tab.c: + updates due to adding yyparse() prototype + + * configure: RCS_BASE + + * configure.in: + add AC_ARG_PROGRAM to make --program-prefix, etc., work. + + * makefile.in: first cut of script to support --program-prefix + + * configure.in: + reorder AC_INIT/AC_CONFIG_HEADER to make this "work" with autoconf 2.52 + + * makefile.in: modify so DESTDIR works + + * makefile.in: use EXEEXT and OBJEXT + + * configure.in: use CF_PROG_EXT + generate a config.h + + * defs.h: make this use the generated config.h + + * skeleton.c: add a forward-reference for yyparse() + + * aclocal.m4: add CF_CHECK_CACHE, needed for CF_PROG_EXT + + * yacc.1: remove the discussion of TMPDIR since it is obsolete + + * skeleton.c: fix a couple of minor compiler-warnings in the skeleton + + * defs.h: remove action_file_name, etc., since we use tmpfile() now. + + * main.c: + use tmpfile() for opening the working files. This quiets a warning + advising the use of mkstemp(). + + * output.c: + Do not close temporary-files here, since they are opened with tmpfile(). + Just rewind them, and they're ready to read back the data stored in them. + + * test/grammar.output, test/grammar.tab.c, test/grammar.tab.h: RCS_BASE + + * makefile.in: turn on "make check" rule + + * test/calc.output, test/run_test.sh, test/calc.tab.h: RCS_BASE + + * test/ftp.tab.c: yyparse() is now yyparse(void) + + * test/calc.tab.c: RCS_BASE + + * test/error.tab.c: yyparse() is now yyparse(void) + + * test/README: RCS_BASE + + * yacc.1: various typography fixes prompted by Debian #100947 + + * aclocal.m4, makefile.in, configure.in: RCS_BASE + + * README: updated to note that this is not the original + +2004-03-24 Thomas E. Dickey + + * test/grammar.y: RCS_BASE + +2004-02-23 Thomas E. Dickey + + * config.sub: RCS_BASE + +2004-02-17 Thomas E. Dickey + + * config.guess: RCS_BASE + +2003-11-29 Thomas E. Dickey + + * install-sh: improved quoting + +2002-06-29 Thomas E. Dickey + + * mkdirs.sh: + don't use character range, since some locales don't work as expected + +2001-06-22 Thomas E. Dickey + + * install-sh: RCS_BASE + +2000-11-20 Thomas E. Dickey + + * test/calc.y: RCS_BASE + + * test/code_calc.y, test/pure_calc.y: copy of calc.y + + * vmsbuild.com: original version + +2000-02-23 Thomas E. Dickey + + * test/RCS, RCS: PERMIT FILE + +2000-02-14 Thomas E. Dickey + + * main.c: fix for VMS port - making pathname for temp-file + + * descrip.mms: original version + +2000-02-13 Thomas E. Dickey + + * defs.h, verbose.c, reader.c, main.c, skeleton.c, warshall.c, symtab.c, closure.c, mkpar.c, lalr.c, lr0.c, output.c, error.c: + ansify + +1999-11-30 Thomas E. Dickey + + * mkdirs.sh: RCS_BASE + +1995-01-01 Thomas E. Dickey + + * config_h.in: RCS_BASE + +1993-12-23 unknown + + * README.DOS, main.c: MSDOS-port + +1993-12-22 unknown + + * reader.c, defs.h: MSDOS-port + +1993-03-02 unknown + + * README: original version + +1993-02-22 unknown + + * test/ftp.output, test/ftp.tab.c, test/ftp.tab.h, test/error.output, test/error.tab.c, test/error.tab.h: + RCS_BASE + + * skeleton.c, warshall.c, main.c, output.c, reader.c, closure.c, NOTES: + original version + +1992-10-12 unknown + + * yacc.1: original version + +1992-10-11 unknown + + * defs.h: original version + +1991-01-20 unknown + + * mkpar.c, verbose.c: original version + +1991-01-14 unknown + + * lr0.c, Makefile, Makefile.old: original version + +1990-07-16 unknown + + * NEW_FEATURES: original version + +1990-06-03 unknown + + * ACKNOWLEDGEMENTS: original version + +1990-02-05 unknown + + * symtab.c, lalr.c, error.c: original version + +1990-01-16 Thomas E. Dickey + + * test/code_error.y, test/pure_error.y: RCS_BASE + +1990-01-16 unknown + + * test/error.y: RCS_BASE + +1989-11-22 unknown + + * NO_WARRANTY: original version + +1989-09-23 unknown + + * test/ftp.y: RCS_BASE + diff --git a/Makefile.old b/Makefile.old new file mode 100644 index 000000000000..4bab4c9bf027 --- /dev/null +++ b/Makefile.old @@ -0,0 +1,84 @@ +DEST = . + +HDRS = defs.h + +CFLAGS = -O -DNDEBUG + +LDFLAGS = + +LIBS = + +LINKER = cc + +MAKEFILE = Makefile + +OBJS = closure.o \ + error.o \ + lalr.o \ + lr0.o \ + main.o \ + mkpar.o \ + output.o \ + reader.o \ + skeleton.o \ + symtab.o \ + verbose.o \ + warshall.o + +PRINT = pr -f -l88 + +PROGRAM = yacc + +SRCS = closure.c \ + error.c \ + lalr.c \ + lr0.c \ + main.c \ + mkpar.c \ + output.c \ + reader.c \ + skeleton.c \ + symtab.c \ + verbose.c \ + warshall.c + +all: $(PROGRAM) + +$(PROGRAM): $(OBJS) $(LIBS) + @echo -n "Loading $(PROGRAM) ... " + @$(LINKER) $(LDFLAGS) -o $(PROGRAM) $(OBJS) $(LIBS) + @echo "done" + +clean:; @rm -f $(OBJS) + +clobber:; @rm -f $(OBJS) $(PROGRAM) + +depend:; @mkmf -f $(MAKEFILE) PROGRAM=$(PROGRAM) DEST=$(DEST) + +index:; @ctags -wx $(HDRS) $(SRCS) + +install: $(PROGRAM) + @echo Installing $(PROGRAM) in $(DEST) + @install -s $(PROGRAM) $(DEST) + +listing:; @$(PRINT) Makefile $(HDRS) $(SRCS) | lpr + +lint:; @lint $(SRCS) + +program: $(PROGRAM) + +tags: $(HDRS) $(SRCS); @ctags $(HDRS) $(SRCS) + +### +closure.o: defs.h +error.o: defs.h +lalr.o: defs.h +lr0.o: defs.h +main.o: defs.h +mkpar.o: defs.h +output.o: defs.h +reader.o: defs.h +skeleton.o: defs.h +symtab.o: defs.h +verbose.o: defs.h +warshall.o: defs.h diff --git a/NEW_FEATURES b/NEW_FEATURES new file mode 100644 index 000000000000..b030c625b000 --- /dev/null +++ b/NEW_FEATURES @@ -0,0 +1,46 @@ + The -r option has been implemented. The -r option tells Yacc to +put the read-only tables in y.tab.c and the code and variables in +y.code.c. Keith Bostic asked for this option so that :yyfix could be +eliminated. + + The -l and -t options have been implemented. The -l option tells +Yacc not to include #line directives in the code it produces. The -t +option causes debugging code to be included in the compiled parser. + + The code for error recovery has been changed to implement the same +algorithm as AT&T Yacc. There will still be differences in the way +error recovery works because AT&T Yacc uses more default reductions +than Berkeley Yacc. + + The environment variable TMPDIR determines the directory where +temporary files will be created. If TMPDIR is defined, temporary files +will be created in the directory whose pathname is the value of TMPDIR. +By default, temporary files are created in /tmp. + + The keywords are now case-insensitive. For example, %nonassoc, +%NONASSOC, %NonAssoc, and %nOnAsSoC are all equivalent. + + Commas and semicolons that are not part of C code are treated as +commentary. + + Line-end comments, as in BCPL, are permitted. Line-end comments +begin with // and end at the next end-of-line. Line-end comments are +permitted in C code; they are converted to C comments on output. + + The form of y.output files has been changed to look more like +those produced by AT&T Yacc. + + A new kind of declaration has been added. The form of the declaration +is + + %ident string + +where string is a sequence of characters begining with a double quote +and ending with either a double quote or the next end-of-line, whichever +comes first. The declaration will cause a #ident directive to be written +near the start of the output file. + + If a parser has been compiled with debugging code, that code can be +enabled by setting an environment variable. If the environment variable +YYDEBUG is set to 0, debugging output is suppressed. If it is set to 1, +debugging output is written to standard output. diff --git a/NOTES b/NOTES new file mode 100644 index 000000000000..9db3c96ce1b8 --- /dev/null +++ b/NOTES @@ -0,0 +1,9 @@ +Berkeley Yacc reflects its origins. The reason so many routines +use exactly six register variables is that Berkeley Yacc was +developed on a VAX using PCC. PCC placed at most six variables +in registers. I went to considerable effort to find which six +variables most belonged in registers. Changes in machines and +compilers make that effort worthless, perhaps even harmful. + +The code contains many instances where address calculations are +performed in particular ways to optimize the code for the VAX. diff --git a/NO_WARRANTY b/NO_WARRANTY new file mode 100644 index 000000000000..06e8d93a2c58 --- /dev/null +++ b/NO_WARRANTY @@ -0,0 +1,3 @@ + Berkeley Yacc is distributed with no warranty whatever. The author +and any other contributors take no responsibility for the consequences of +its use. diff --git a/README b/README new file mode 100644 index 000000000000..391c43bd70ae --- /dev/null +++ b/README @@ -0,0 +1,29 @@ +-- $Id: README,v 1.2 2004/03/28 17:24:53 tom Exp $ + +The original README is below. I've updated this version of Berkeley Yacc +to make it ANSI C compliant - Thomas Dickey + +------------------------------------------------------------------------------- + Berkeley Yacc is an LALR(1) parser generator. Berkeley Yacc has been made +as compatible as possible with AT&T Yacc. Berkeley Yacc can accept any input +specification that conforms to the AT&T Yacc documentation. Specifications +that take advantage of undocumented features of AT&T Yacc will probably be +rejected. + + Berkeley Yacc is distributed with no warranty whatever. The code is certain +to contain errors. Neither the author nor any contributor takes responsibility +for any consequences of its use. + + Berkeley Yacc is in the public domain. The data structures and algorithms +used in Berkeley Yacc are all either taken from documents available to the +general public or are inventions of the author. Anyone may freely distribute +source or binary forms of Berkeley Yacc whether unchanged or modified. +Distributers may charge whatever fees they can obtain for Berkeley Yacc. +Programs generated by Berkeley Yacc may be distributed freely. + + Please report bugs to + + robert.corbett@eng.Sun.COM + +Include a small example if possible. Please include the banner string from +skeleton.c with the bug report. Do not expect rapid responses. diff --git a/VERSION b/VERSION new file mode 100644 index 000000000000..b15d73f3090c --- /dev/null +++ b/VERSION @@ -0,0 +1 @@ +20120115 diff --git a/aclocal.m4 b/aclocal.m4 new file mode 100644 index 000000000000..c70dd4b4514d --- /dev/null +++ b/aclocal.m4 @@ -0,0 +1,1144 @@ +dnl $Id: aclocal.m4,v 1.19 2012/01/13 14:10:56 tom Exp $ +dnl Macros for byacc configure script (Thomas E. Dickey) +dnl --------------------------------------------------------------------------- +dnl Copyright 2004-2011,2012 Thomas E. Dickey +dnl +dnl Permission is hereby granted, free of charge, to any person obtaining a +dnl copy of this software and associated documentation files (the +dnl "Software"), to deal in the Software without restriction, including +dnl without limitation the rights to use, copy, modify, merge, publish, +dnl distribute, distribute with modifications, sublicense, and/or sell +dnl copies of the Software, and to permit persons to whom the Software is +dnl furnished to do so, subject to the following conditions: +dnl +dnl The above copyright notice and this permission notice shall be included +dnl in all copies or portions of the Software. +dnl +dnl THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS +dnl OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +dnl MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. +dnl IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, +dnl DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR +dnl OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR +dnl THE USE OR OTHER DEALINGS IN THE SOFTWARE. +dnl +dnl Except as contained in this notice, the name(s) of the above copyright +dnl holders shall not be used in advertising or otherwise to promote the +dnl sale, use or other dealings in this Software without prior written +dnl authorization. +dnl --------------------------------------------------------------------------- +dnl --------------------------------------------------------------------------- +dnl CF_ADD_CFLAGS version: 10 updated: 2010/05/26 05:38:42 +dnl ------------- +dnl Copy non-preprocessor flags to $CFLAGS, preprocessor flags to $CPPFLAGS +dnl The second parameter if given makes this macro verbose. +dnl +dnl Put any preprocessor definitions that use quoted strings in $EXTRA_CPPFLAGS, +dnl to simplify use of $CPPFLAGS in compiler checks, etc., that are easily +dnl confused by the quotes (which require backslashes to keep them usable). +AC_DEFUN([CF_ADD_CFLAGS], +[ +cf_fix_cppflags=no +cf_new_cflags= +cf_new_cppflags= +cf_new_extra_cppflags= + +for cf_add_cflags in $1 +do +case $cf_fix_cppflags in +no) + case $cf_add_cflags in #(vi + -undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C) #(vi + case $cf_add_cflags in + -D*) + cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[[^=]]*='\''\"[[^"]]*//'` + + test "${cf_add_cflags}" != "${cf_tst_cflags}" \ + && test -z "${cf_tst_cflags}" \ + && cf_fix_cppflags=yes + + if test $cf_fix_cppflags = yes ; then + cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + continue + elif test "${cf_tst_cflags}" = "\"'" ; then + cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + continue + fi + ;; + esac + case "$CPPFLAGS" in + *$cf_add_cflags) #(vi + ;; + *) #(vi + case $cf_add_cflags in #(vi + -D*) + cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'` + CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,$cf_tst_cppflags) + ;; + esac + cf_new_cppflags="$cf_new_cppflags $cf_add_cflags" + ;; + esac + ;; + *) + cf_new_cflags="$cf_new_cflags $cf_add_cflags" + ;; + esac + ;; +yes) + cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + + cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[[^"]]*"'\''//'` + + test "${cf_add_cflags}" != "${cf_tst_cflags}" \ + && test -z "${cf_tst_cflags}" \ + && cf_fix_cppflags=no + ;; +esac +done + +if test -n "$cf_new_cflags" ; then + ifelse([$2],,,[CF_VERBOSE(add to \$CFLAGS $cf_new_cflags)]) + CFLAGS="$CFLAGS $cf_new_cflags" +fi + +if test -n "$cf_new_cppflags" ; then + ifelse([$2],,,[CF_VERBOSE(add to \$CPPFLAGS $cf_new_cppflags)]) + CPPFLAGS="$CPPFLAGS $cf_new_cppflags" +fi + +if test -n "$cf_new_extra_cppflags" ; then + ifelse([$2],,,[CF_VERBOSE(add to \$EXTRA_CPPFLAGS $cf_new_extra_cppflags)]) + EXTRA_CPPFLAGS="$cf_new_extra_cppflags $EXTRA_CPPFLAGS" +fi + +AC_SUBST(EXTRA_CPPFLAGS) + +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_ANSI_CC_CHECK version: 11 updated: 2011/07/01 19:47:45 +dnl ---------------- +dnl This was originally adapted from the macros 'fp_PROG_CC_STDC' and +dnl 'fp_C_PROTOTYPES' in the sharutils 4.2 distribution. +AC_DEFUN([CF_ANSI_CC_CHECK], +[ +# This should have been defined by AC_PROG_CC +: ${CC:=cc} + +# Check for user's environment-breakage by stuffing CFLAGS/CPPFLAGS content +# into CC. This will not help with broken scripts that wrap the compiler with +# options, but eliminates a more common category of user confusion. +AC_MSG_CHECKING(\$CC variable) +case "$CC" in #(vi +*[[\ \ ]]-[[IUD]]*) + AC_MSG_RESULT(broken) + AC_MSG_WARN(your environment misuses the CC variable to hold CFLAGS/CPPFLAGS options) + # humor him... + cf_flags=`echo "$CC" | sed -e 's/^[[^ ]]*[[ ]]//'` + CC=`echo "$CC" | sed -e 's/[[ ]].*//'` + CF_ADD_CFLAGS($cf_flags) + ;; +*) + AC_MSG_RESULT(ok) + ;; +esac + +AC_CACHE_CHECK(for ${CC:-cc} option to accept ANSI C, cf_cv_ansi_cc,[ +cf_cv_ansi_cc=no +cf_save_CFLAGS="$CFLAGS" +cf_save_CPPFLAGS="$CPPFLAGS" +# Don't try gcc -ansi; that turns off useful extensions and +# breaks some systems' header files. +# AIX -qlanglvl=ansi +# Ultrix and OSF/1 -std1 +# HP-UX -Aa -D_HPUX_SOURCE +# SVR4 -Xc +# UnixWare 1.2 (cannot use -Xc, since ANSI/POSIX clashes) +for cf_arg in "-DCC_HAS_PROTOS" \ + "" \ + -qlanglvl=ansi \ + -std1 \ + -Ae \ + "-Aa -D_HPUX_SOURCE" \ + -Xc +do + CF_ADD_CFLAGS($cf_arg) + AC_TRY_COMPILE( +[ +#ifndef CC_HAS_PROTOS +#if !defined(__STDC__) || (__STDC__ != 1) +choke me +#endif +#endif +],[ + int test (int i, double x); + struct s1 {int (*f) (int a);}; + struct s2 {int (*f) (double a);};], + [cf_cv_ansi_cc="$cf_arg"; break]) +done +CFLAGS="$cf_save_CFLAGS" +CPPFLAGS="$cf_save_CPPFLAGS" +]) + +if test "$cf_cv_ansi_cc" != "no"; then +if test ".$cf_cv_ansi_cc" != ".-DCC_HAS_PROTOS"; then + CF_ADD_CFLAGS($cf_cv_ansi_cc) +else + AC_DEFINE(CC_HAS_PROTOS) +fi +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_ANSI_CC_REQD version: 4 updated: 2008/03/23 14:48:54 +dnl --------------- +dnl For programs that must use an ANSI compiler, obtain compiler options that +dnl will make it recognize prototypes. We'll do preprocessor checks in other +dnl macros, since tools such as unproto can fake prototypes, but only part of +dnl the preprocessor. +AC_DEFUN([CF_ANSI_CC_REQD], +[AC_REQUIRE([CF_ANSI_CC_CHECK]) +if test "$cf_cv_ansi_cc" = "no"; then + AC_MSG_ERROR( +[Your compiler does not appear to recognize prototypes. +You have the following choices: + a. adjust your compiler options + b. get an up-to-date compiler + c. use a wrapper such as unproto]) +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_ARG_DISABLE version: 3 updated: 1999/03/30 17:24:31 +dnl -------------- +dnl Allow user to disable a normally-on option. +AC_DEFUN([CF_ARG_DISABLE], +[CF_ARG_OPTION($1,[$2],[$3],[$4],yes)])dnl +dnl --------------------------------------------------------------------------- +dnl CF_ARG_OPTION version: 4 updated: 2010/05/26 05:38:42 +dnl ------------- +dnl Restricted form of AC_ARG_ENABLE that ensures user doesn't give bogus +dnl values. +dnl +dnl Parameters: +dnl $1 = option name +dnl $2 = help-string +dnl $3 = action to perform if option is not default +dnl $4 = action if perform if option is default +dnl $5 = default option value (either 'yes' or 'no') +AC_DEFUN([CF_ARG_OPTION], +[AC_ARG_ENABLE([$1],[$2],[test "$enableval" != ifelse([$5],no,yes,no) && enableval=ifelse([$5],no,no,yes) + if test "$enableval" != "$5" ; then +ifelse([$3],,[ :]dnl +,[ $3]) ifelse([$4],,,[ + else + $4]) + fi],[enableval=$5 ifelse([$4],,,[ + $4 +])dnl + ])])dnl +dnl --------------------------------------------------------------------------- +dnl CF_CHECK_CACHE version: 11 updated: 2008/03/23 14:45:59 +dnl -------------- +dnl Check if we're accidentally using a cache from a different machine. +dnl Derive the system name, as a check for reusing the autoconf cache. +dnl +dnl If we've packaged config.guess and config.sub, run that (since it does a +dnl better job than uname). Normally we'll use AC_CANONICAL_HOST, but allow +dnl an extra parameter that we may override, e.g., for AC_CANONICAL_SYSTEM +dnl which is useful in cross-compiles. +dnl +dnl Note: we would use $ac_config_sub, but that is one of the places where +dnl autoconf 2.5x broke compatibility with autoconf 2.13 +AC_DEFUN([CF_CHECK_CACHE], +[ +if test -f $srcdir/config.guess || test -f $ac_aux_dir/config.guess ; then + ifelse([$1],,[AC_CANONICAL_HOST],[$1]) + system_name="$host_os" +else + system_name="`(uname -s -r) 2>/dev/null`" + if test -z "$system_name" ; then + system_name="`(hostname) 2>/dev/null`" + fi +fi +test -n "$system_name" && AC_DEFINE_UNQUOTED(SYSTEM_NAME,"$system_name") +AC_CACHE_VAL(cf_cv_system_name,[cf_cv_system_name="$system_name"]) + +test -z "$system_name" && system_name="$cf_cv_system_name" +test -n "$cf_cv_system_name" && AC_MSG_RESULT(Configuring for $cf_cv_system_name) + +if test ".$system_name" != ".$cf_cv_system_name" ; then + AC_MSG_RESULT(Cached system name ($system_name) does not agree with actual ($cf_cv_system_name)) + AC_MSG_ERROR("Please remove config.cache and try again.") +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_DISABLE_ECHO version: 11 updated: 2009/12/13 13:16:57 +dnl --------------- +dnl You can always use "make -n" to see the actual options, but it's hard to +dnl pick out/analyze warning messages when the compile-line is long. +dnl +dnl Sets: +dnl ECHO_LT - symbol to control if libtool is verbose +dnl ECHO_LD - symbol to prefix "cc -o" lines +dnl RULE_CC - symbol to put before implicit "cc -c" lines (e.g., .c.o) +dnl SHOW_CC - symbol to put before explicit "cc -c" lines +dnl ECHO_CC - symbol to put before any "cc" line +dnl +AC_DEFUN([CF_DISABLE_ECHO],[ +AC_MSG_CHECKING(if you want to see long compiling messages) +CF_ARG_DISABLE(echo, + [ --disable-echo display "compiling" commands], + [ + ECHO_LT='--silent' + ECHO_LD='@echo linking [$]@;' + RULE_CC='@echo compiling [$]<' + SHOW_CC='@echo compiling [$]@' + ECHO_CC='@' +],[ + ECHO_LT='' + ECHO_LD='' + RULE_CC='' + SHOW_CC='' + ECHO_CC='' +]) +AC_MSG_RESULT($enableval) +AC_SUBST(ECHO_LT) +AC_SUBST(ECHO_LD) +AC_SUBST(RULE_CC) +AC_SUBST(SHOW_CC) +AC_SUBST(ECHO_CC) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_DISABLE_LEAKS version: 6 updated: 2010/07/23 04:14:32 +dnl ---------------- +dnl Combine no-leak checks with the libraries or tools that are used for the +dnl checks. +AC_DEFUN([CF_DISABLE_LEAKS],[ + +AC_REQUIRE([CF_WITH_DMALLOC]) +AC_REQUIRE([CF_WITH_DBMALLOC]) +AC_REQUIRE([CF_WITH_VALGRIND]) + +AC_MSG_CHECKING(if you want to perform memory-leak testing) +AC_ARG_ENABLE(leaks, + [ --disable-leaks test: free permanent memory, analyze leaks], + [if test "x$enableval" = xno; then with_no_leaks=yes; else with_no_leaks=no; fi], + : ${with_no_leaks:=no}) +AC_MSG_RESULT($with_no_leaks) + +if test "$with_no_leaks" = yes ; then + AC_DEFINE(NO_LEAKS) + AC_DEFINE(YY_NO_LEAKS) +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_GCC_ATTRIBUTES version: 14 updated: 2010/10/23 15:52:32 +dnl ----------------- +dnl Test for availability of useful gcc __attribute__ directives to quiet +dnl compiler warnings. Though useful, not all are supported -- and contrary +dnl to documentation, unrecognized directives cause older compilers to barf. +AC_DEFUN([CF_GCC_ATTRIBUTES], +[ +if test "$GCC" = yes +then +cat > conftest.i < conftest.$ac_ext <&AC_FD_CC + + case $cf_attribute in #(vi + printf) #(vi + cf_printf_attribute=yes + cat >conftest.h <conftest.h <conftest.h <>confdefs.h + case $cf_attribute in #(vi + printf) #(vi + if test "$cf_printf_attribute" = no ; then + cat >>confdefs.h <>confdefs.h <>confdefs.h <>confdefs.h <>confdefs.h +fi +rm -rf conftest* +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_GCC_VERSION version: 5 updated: 2010/04/24 11:02:31 +dnl -------------- +dnl Find version of gcc +AC_DEFUN([CF_GCC_VERSION],[ +AC_REQUIRE([AC_PROG_CC]) +GCC_VERSION=none +if test "$GCC" = yes ; then + AC_MSG_CHECKING(version of $CC) + GCC_VERSION="`${CC} --version 2>/dev/null | sed -e '2,$d' -e 's/^.*(GCC) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`" + test -z "$GCC_VERSION" && GCC_VERSION=unknown + AC_MSG_RESULT($GCC_VERSION) +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_GCC_WARNINGS version: 27 updated: 2010/10/23 15:52:32 +dnl --------------- +dnl Check if the compiler supports useful warning options. There's a few that +dnl we don't use, simply because they're too noisy: +dnl +dnl -Wconversion (useful in older versions of gcc, but not in gcc 2.7.x) +dnl -Wredundant-decls (system headers make this too noisy) +dnl -Wtraditional (combines too many unrelated messages, only a few useful) +dnl -Wwrite-strings (too noisy, but should review occasionally). This +dnl is enabled for ncurses using "--enable-const". +dnl -pedantic +dnl +dnl Parameter: +dnl $1 is an optional list of gcc warning flags that a particular +dnl application might want to use, e.g., "no-unused" for +dnl -Wno-unused +dnl Special: +dnl If $with_ext_const is "yes", add a check for -Wwrite-strings +dnl +AC_DEFUN([CF_GCC_WARNINGS], +[ +AC_REQUIRE([CF_GCC_VERSION]) +CF_INTEL_COMPILER(GCC,INTEL_COMPILER,CFLAGS) + +cat > conftest.$ac_ext <],[ +#ifndef _XOPEN_SOURCE +make an error +#endif], + [cf_cv_gnu_source=no], + [cf_save="$CPPFLAGS" + CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE" + AC_TRY_COMPILE([#include ],[ +#ifdef _XOPEN_SOURCE +make an error +#endif], + [cf_cv_gnu_source=no], + [cf_cv_gnu_source=yes]) + CPPFLAGS="$cf_save" + ]) +]) +test "$cf_cv_gnu_source" = yes && CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE" +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_INTEL_COMPILER version: 4 updated: 2010/05/26 05:38:42 +dnl ----------------- +dnl Check if the given compiler is really the Intel compiler for Linux. It +dnl tries to imitate gcc, but does not return an error when it finds a mismatch +dnl between prototypes, e.g., as exercised by CF_MISSING_CHECK. +dnl +dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to +dnl ensure that it is not mistaken for gcc/g++. It is normally invoked from +dnl the wrappers for gcc and g++ warnings. +dnl +dnl $1 = GCC (default) or GXX +dnl $2 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS +dnl $3 = CFLAGS (default) or CXXFLAGS +AC_DEFUN([CF_INTEL_COMPILER],[ +ifelse([$2],,INTEL_COMPILER,[$2])=no + +if test "$ifelse([$1],,[$1],GCC)" = yes ; then + case $host_os in + linux*|gnu*) + AC_MSG_CHECKING(if this is really Intel ifelse([$1],GXX,C++,C) compiler) + cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])" + ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -no-gcc" + AC_TRY_COMPILE([],[ +#ifdef __INTEL_COMPILER +#else +make an error +#endif +],[ifelse([$2],,INTEL_COMPILER,[$2])=yes +cf_save_CFLAGS="$cf_save_CFLAGS -we147 -no-gcc" +],[]) + ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS" + AC_MSG_RESULT($ifelse([$2],,INTEL_COMPILER,[$2])) + ;; + esac +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_MAKE_TAGS version: 6 updated: 2010/10/23 15:52:32 +dnl ------------ +dnl Generate tags/TAGS targets for makefiles. Do not generate TAGS if we have +dnl a monocase filesystem. +AC_DEFUN([CF_MAKE_TAGS],[ +AC_REQUIRE([CF_MIXEDCASE_FILENAMES]) + +AC_CHECK_PROGS(CTAGS, exctags ctags) +AC_CHECK_PROGS(ETAGS, exetags etags) + +AC_CHECK_PROG(MAKE_LOWER_TAGS, ${CTAGS:-ctags}, yes, no) + +if test "$cf_cv_mixedcase" = yes ; then + AC_CHECK_PROG(MAKE_UPPER_TAGS, ${ETAGS:-etags}, yes, no) +else + MAKE_UPPER_TAGS=no +fi + +if test "$MAKE_UPPER_TAGS" = yes ; then + MAKE_UPPER_TAGS= +else + MAKE_UPPER_TAGS="#" +fi + +if test "$MAKE_LOWER_TAGS" = yes ; then + MAKE_LOWER_TAGS= +else + MAKE_LOWER_TAGS="#" +fi + +AC_SUBST(CTAGS) +AC_SUBST(ETAGS) + +AC_SUBST(MAKE_UPPER_TAGS) +AC_SUBST(MAKE_LOWER_TAGS) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_MIXEDCASE_FILENAMES version: 3 updated: 2003/09/20 17:07:55 +dnl ---------------------- +dnl Check if the file-system supports mixed-case filenames. If we're able to +dnl create a lowercase name and see it as uppercase, it doesn't support that. +AC_DEFUN([CF_MIXEDCASE_FILENAMES], +[ +AC_CACHE_CHECK(if filesystem supports mixed-case filenames,cf_cv_mixedcase,[ +if test "$cross_compiling" = yes ; then + case $target_alias in #(vi + *-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-mingw32*|*-uwin*) #(vi + cf_cv_mixedcase=no + ;; + *) + cf_cv_mixedcase=yes + ;; + esac +else + rm -f conftest CONFTEST + echo test >conftest + if test -f CONFTEST ; then + cf_cv_mixedcase=no + else + cf_cv_mixedcase=yes + fi + rm -f conftest CONFTEST +fi +]) +test "$cf_cv_mixedcase" = yes && AC_DEFINE(MIXEDCASE_FILENAMES) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_MKSTEMP version: 7 updated: 2010/08/14 18:25:37 +dnl ---------- +dnl Check for a working mkstemp. This creates two files, checks that they are +dnl successfully created and distinct (AmigaOS apparently fails on the last). +AC_DEFUN([CF_MKSTEMP],[ +AC_CACHE_CHECK(for working mkstemp, cf_cv_func_mkstemp,[ +rm -rf conftest* +AC_TRY_RUN([ +#include +#include +#include +#include +#include +int main() +{ + char *tmpl = "conftestXXXXXX"; + char name[2][80]; + int n; + int result = 0; + int fd; + struct stat sb; + + umask(077); + for (n = 0; n < 2; ++n) { + strcpy(name[n], tmpl); + if ((fd = mkstemp(name[n])) >= 0) { + if (!strcmp(name[n], tmpl) + || stat(name[n], &sb) != 0 + || (sb.st_mode & S_IFMT) != S_IFREG + || (sb.st_mode & 077) != 0) { + result = 1; + } + close(fd); + } + } + if (result == 0 + && !strcmp(name[0], name[1])) + result = 1; + ${cf_cv_main_return:-return}(result); +} +],[cf_cv_func_mkstemp=yes +],[cf_cv_func_mkstemp=no +],[AC_CHECK_FUNC(mkstemp) +]) +]) +if test "x$cf_cv_func_mkstemp" = xyes || test "x$ac_cv_func_mkstemp" = xyes ; then + AC_DEFINE(HAVE_MKSTEMP) +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_MSG_LOG version: 5 updated: 2010/10/23 15:52:32 +dnl ---------- +dnl Write a debug message to config.log, along with the line number in the +dnl configure script. +AC_DEFUN([CF_MSG_LOG],[ +echo "${as_me:-configure}:__oline__: testing $* ..." 1>&AC_FD_CC +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_NO_LEAKS_OPTION version: 4 updated: 2006/12/16 14:24:05 +dnl ------------------ +dnl see CF_WITH_NO_LEAKS +AC_DEFUN([CF_NO_LEAKS_OPTION],[ +AC_MSG_CHECKING(if you want to use $1 for testing) +AC_ARG_WITH($1, + [$2], + [AC_DEFINE($3)ifelse([$4],,[ + $4 +]) + : ${with_cflags:=-g} + : ${with_no_leaks:=yes} + with_$1=yes], + [with_$1=]) +AC_MSG_RESULT(${with_$1:-no}) + +case .$with_cflags in #(vi +.*-g*) + case .$CFLAGS in #(vi + .*-g*) #(vi + ;; + *) + CF_ADD_CFLAGS([-g]) + ;; + esac + ;; +esac +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_POSIX_C_SOURCE version: 8 updated: 2010/05/26 05:38:42 +dnl ----------------- +dnl Define _POSIX_C_SOURCE to the given level, and _POSIX_SOURCE if needed. +dnl +dnl POSIX.1-1990 _POSIX_SOURCE +dnl POSIX.1-1990 and _POSIX_SOURCE and +dnl POSIX.2-1992 C-Language _POSIX_C_SOURCE=2 +dnl Bindings Option +dnl POSIX.1b-1993 _POSIX_C_SOURCE=199309L +dnl POSIX.1c-1996 _POSIX_C_SOURCE=199506L +dnl X/Open 2000 _POSIX_C_SOURCE=200112L +dnl +dnl Parameters: +dnl $1 is the nominal value for _POSIX_C_SOURCE +AC_DEFUN([CF_POSIX_C_SOURCE], +[ +cf_POSIX_C_SOURCE=ifelse([$1],,199506L,[$1]) + +cf_save_CFLAGS="$CFLAGS" +cf_save_CPPFLAGS="$CPPFLAGS" + +CF_REMOVE_DEFINE(cf_trim_CFLAGS,$cf_save_CFLAGS,_POSIX_C_SOURCE) +CF_REMOVE_DEFINE(cf_trim_CPPFLAGS,$cf_save_CPPFLAGS,_POSIX_C_SOURCE) + +AC_CACHE_CHECK(if we should define _POSIX_C_SOURCE,cf_cv_posix_c_source,[ + CF_MSG_LOG(if the symbol is already defined go no further) + AC_TRY_COMPILE([#include ],[ +#ifndef _POSIX_C_SOURCE +make an error +#endif], + [cf_cv_posix_c_source=no], + [cf_want_posix_source=no + case .$cf_POSIX_C_SOURCE in #(vi + .[[12]]??*) #(vi + cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE" + ;; + .2) #(vi + cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE" + cf_want_posix_source=yes + ;; + .*) + cf_want_posix_source=yes + ;; + esac + if test "$cf_want_posix_source" = yes ; then + AC_TRY_COMPILE([#include ],[ +#ifdef _POSIX_SOURCE +make an error +#endif],[], + cf_cv_posix_c_source="$cf_cv_posix_c_source -D_POSIX_SOURCE") + fi + CF_MSG_LOG(ifdef from value $cf_POSIX_C_SOURCE) + CFLAGS="$cf_trim_CFLAGS" + CPPFLAGS="$cf_trim_CPPFLAGS $cf_cv_posix_c_source" + CF_MSG_LOG(if the second compile does not leave our definition intact error) + AC_TRY_COMPILE([#include ],[ +#ifndef _POSIX_C_SOURCE +make an error +#endif],, + [cf_cv_posix_c_source=no]) + CFLAGS="$cf_save_CFLAGS" + CPPFLAGS="$cf_save_CPPFLAGS" + ]) +]) + +if test "$cf_cv_posix_c_source" != no ; then + CFLAGS="$cf_trim_CFLAGS" + CPPFLAGS="$cf_trim_CPPFLAGS" + CF_ADD_CFLAGS($cf_cv_posix_c_source) +fi + +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_PROG_EXT version: 10 updated: 2004/01/03 19:28:18 +dnl ----------- +dnl Compute $PROG_EXT, used for non-Unix ports, such as OS/2 EMX. +AC_DEFUN([CF_PROG_EXT], +[ +AC_REQUIRE([CF_CHECK_CACHE]) +case $cf_cv_system_name in +os2*) + CFLAGS="$CFLAGS -Zmt" + CPPFLAGS="$CPPFLAGS -D__ST_MT_ERRNO__" + CXXFLAGS="$CXXFLAGS -Zmt" + # autoconf's macro sets -Zexe and suffix both, which conflict:w + LDFLAGS="$LDFLAGS -Zmt -Zcrtdll" + ac_cv_exeext=.exe + ;; +esac + +AC_EXEEXT +AC_OBJEXT + +PROG_EXT="$EXEEXT" +AC_SUBST(PROG_EXT) +test -n "$PROG_EXT" && AC_DEFINE_UNQUOTED(PROG_EXT,"$PROG_EXT") +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_PROG_LINT version: 2 updated: 2009/08/12 04:43:14 +dnl ------------ +AC_DEFUN([CF_PROG_LINT], +[ +AC_CHECK_PROGS(LINT, tdlint lint alint splint lclint) +AC_SUBST(LINT_OPTS) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_REMOVE_DEFINE version: 3 updated: 2010/01/09 11:05:50 +dnl ---------------- +dnl Remove all -U and -D options that refer to the given symbol from a list +dnl of C compiler options. This works around the problem that not all +dnl compilers process -U and -D options from left-to-right, so a -U option +dnl cannot be used to cancel the effect of a preceding -D option. +dnl +dnl $1 = target (which could be the same as the source variable) +dnl $2 = source (including '$') +dnl $3 = symbol to remove +define([CF_REMOVE_DEFINE], +[ +$1=`echo "$2" | \ + sed -e 's/-[[UD]]'"$3"'\(=[[^ ]]*\)\?[[ ]]/ /g' \ + -e 's/-[[UD]]'"$3"'\(=[[^ ]]*\)\?[$]//g'` +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_TRY_XOPEN_SOURCE version: 1 updated: 2011/10/30 17:09:50 +dnl ------------------- +dnl If _XOPEN_SOURCE is not defined in the compile environment, check if we +dnl can define it successfully. +AC_DEFUN([CF_TRY_XOPEN_SOURCE],[ +AC_CACHE_CHECK(if we should define _XOPEN_SOURCE,cf_cv_xopen_source,[ + AC_TRY_COMPILE([ +#include +#include +#include +],[ +#ifndef _XOPEN_SOURCE +make an error +#endif], + [cf_cv_xopen_source=no], + [cf_save="$CPPFLAGS" + CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE" + AC_TRY_COMPILE([ +#include +#include +#include +],[ +#ifdef _XOPEN_SOURCE +make an error +#endif], + [cf_cv_xopen_source=no], + [cf_cv_xopen_source=$cf_XOPEN_SOURCE]) + CPPFLAGS="$cf_save" + ]) +]) + +if test "$cf_cv_xopen_source" != no ; then + CF_REMOVE_DEFINE(CFLAGS,$CFLAGS,_XOPEN_SOURCE) + CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,_XOPEN_SOURCE) + cf_temp_xopen_source="-D_XOPEN_SOURCE=$cf_cv_xopen_source" + CF_ADD_CFLAGS($cf_temp_xopen_source) +fi +]) +dnl --------------------------------------------------------------------------- +dnl CF_UPPER version: 5 updated: 2001/01/29 23:40:59 +dnl -------- +dnl Make an uppercase version of a variable +dnl $1=uppercase($2) +AC_DEFUN([CF_UPPER], +[ +$1=`echo "$2" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%` +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_VERBOSE version: 3 updated: 2007/07/29 09:55:12 +dnl ---------- +dnl Use AC_VERBOSE w/o the warnings +AC_DEFUN([CF_VERBOSE], +[test -n "$verbose" && echo " $1" 1>&AC_FD_MSG +CF_MSG_LOG([$1]) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_WITH_DBMALLOC version: 7 updated: 2010/06/21 17:26:47 +dnl ---------------- +dnl Configure-option for dbmalloc. The optional parameter is used to override +dnl the updating of $LIBS, e.g., to avoid conflict with subsequent tests. +AC_DEFUN([CF_WITH_DBMALLOC],[ +CF_NO_LEAKS_OPTION(dbmalloc, + [ --with-dbmalloc test: use Conor Cahill's dbmalloc library], + [USE_DBMALLOC]) + +if test "$with_dbmalloc" = yes ; then + AC_CHECK_HEADER(dbmalloc.h, + [AC_CHECK_LIB(dbmalloc,[debug_malloc]ifelse([$1],,[],[,$1]))]) +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_WITH_DMALLOC version: 7 updated: 2010/06/21 17:26:47 +dnl --------------- +dnl Configure-option for dmalloc. The optional parameter is used to override +dnl the updating of $LIBS, e.g., to avoid conflict with subsequent tests. +AC_DEFUN([CF_WITH_DMALLOC],[ +CF_NO_LEAKS_OPTION(dmalloc, + [ --with-dmalloc test: use Gray Watson's dmalloc library], + [USE_DMALLOC]) + +if test "$with_dmalloc" = yes ; then + AC_CHECK_HEADER(dmalloc.h, + [AC_CHECK_LIB(dmalloc,[dmalloc_debug]ifelse([$1],,[],[,$1]))]) +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_WITH_VALGRIND version: 1 updated: 2006/12/14 18:00:21 +dnl ---------------- +AC_DEFUN([CF_WITH_VALGRIND],[ +CF_NO_LEAKS_OPTION(valgrind, + [ --with-valgrind test: use valgrind], + [USE_VALGRIND]) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_WITH_WARNINGS version: 5 updated: 2004/07/23 14:40:34 +dnl ---------------- +dnl Combine the checks for gcc features into a configure-script option +dnl +dnl Parameters: +dnl $1 - see CF_GCC_WARNINGS +AC_DEFUN([CF_WITH_WARNINGS], +[ +if ( test "$GCC" = yes || test "$GXX" = yes ) +then +AC_MSG_CHECKING(if you want to check for gcc warnings) +AC_ARG_WITH(warnings, + [ --with-warnings test: turn on gcc warnings], + [cf_opt_with_warnings=$withval], + [cf_opt_with_warnings=no]) +AC_MSG_RESULT($cf_opt_with_warnings) +if test "$cf_opt_with_warnings" != no ; then + CF_GCC_ATTRIBUTES + CF_GCC_WARNINGS([$1]) +fi +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_XOPEN_SOURCE version: 42 updated: 2012/01/07 08:26:49 +dnl --------------- +dnl Try to get _XOPEN_SOURCE defined properly that we can use POSIX functions, +dnl or adapt to the vendor's definitions to get equivalent functionality, +dnl without losing the common non-POSIX features. +dnl +dnl Parameters: +dnl $1 is the nominal value for _XOPEN_SOURCE +dnl $2 is the nominal value for _POSIX_C_SOURCE +AC_DEFUN([CF_XOPEN_SOURCE],[ + +cf_XOPEN_SOURCE=ifelse([$1],,500,[$1]) +cf_POSIX_C_SOURCE=ifelse([$2],,199506L,[$2]) +cf_xopen_source= + +case $host_os in #(vi +aix[[4-7]]*) #(vi + cf_xopen_source="-D_ALL_SOURCE" + ;; +cygwin) #(vi + cf_XOPEN_SOURCE=600 + ;; +darwin[[0-8]].*) #(vi + cf_xopen_source="-D_APPLE_C_SOURCE" + ;; +darwin*) #(vi + cf_xopen_source="-D_DARWIN_C_SOURCE" + cf_XOPEN_SOURCE= + ;; +freebsd*|dragonfly*) #(vi + # 5.x headers associate + # _XOPEN_SOURCE=600 with _POSIX_C_SOURCE=200112L + # _XOPEN_SOURCE=500 with _POSIX_C_SOURCE=199506L + cf_POSIX_C_SOURCE=200112L + cf_XOPEN_SOURCE=600 + cf_xopen_source="-D_BSD_TYPES -D__BSD_VISIBLE -D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE" + ;; +hpux11*) #(vi + cf_xopen_source="-D_HPUX_SOURCE -D_XOPEN_SOURCE=500" + ;; +hpux*) #(vi + cf_xopen_source="-D_HPUX_SOURCE" + ;; +irix[[56]].*) #(vi + cf_xopen_source="-D_SGI_SOURCE" + cf_XOPEN_SOURCE= + ;; +linux*|gnu*|mint*|k*bsd*-gnu) #(vi + CF_GNU_SOURCE + ;; +mirbsd*) #(vi + # setting _XOPEN_SOURCE or _POSIX_SOURCE breaks and other headers which use u_int / u_short types + cf_XOPEN_SOURCE= + CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE) + ;; +netbsd*) #(vi + cf_xopen_source="-D_NETBSD_SOURCE" # setting _XOPEN_SOURCE breaks IPv6 for lynx on NetBSD 1.6, breaks xterm, is not needed for ncursesw + ;; +openbsd[[4-9]]*) #(vi + # setting _XOPEN_SOURCE lower than 500 breaks g++ compile with wchar.h, needed for ncursesw + cf_xopen_source="-D_BSD_SOURCE" + cf_XOPEN_SOURCE=600 + ;; +openbsd*) #(vi + # setting _XOPEN_SOURCE breaks xterm on OpenBSD 2.8, is not needed for ncursesw + ;; +osf[[45]]*) #(vi + cf_xopen_source="-D_OSF_SOURCE" + ;; +nto-qnx*) #(vi + cf_xopen_source="-D_QNX_SOURCE" + ;; +sco*) #(vi + # setting _XOPEN_SOURCE breaks Lynx on SCO Unix / OpenServer + ;; +solaris2.*) #(vi + cf_xopen_source="-D__EXTENSIONS__" + ;; +*) + CF_TRY_XOPEN_SOURCE + CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE) + ;; +esac + +if test -n "$cf_xopen_source" ; then + CF_ADD_CFLAGS($cf_xopen_source) +fi + +dnl In anything but the default case, we may have system-specific setting +dnl which is still not guaranteed to provide all of the entrypoints that +dnl _XOPEN_SOURCE would yield. +if test -n "$cf_XOPEN_SOURCE" && test -z "$cf_cv_xopen_source" ; then + AC_MSG_CHECKING(if _XOPEN_SOURCE really is set) + AC_TRY_COMPILE([#include ],[ +#ifndef _XOPEN_SOURCE +make an error +#endif], + [cf_XOPEN_SOURCE_set=yes], + [cf_XOPEN_SOURCE_set=no]) + AC_MSG_RESULT($cf_XOPEN_SOURCE_set) + if test $cf_XOPEN_SOURCE_set = yes + then + AC_TRY_COMPILE([#include ],[ +#if (_XOPEN_SOURCE - 0) < $cf_XOPEN_SOURCE +make an error +#endif], + [cf_XOPEN_SOURCE_set_ok=yes], + [cf_XOPEN_SOURCE_set_ok=no]) + if test $cf_XOPEN_SOURCE_set_ok = no + then + AC_MSG_WARN(_XOPEN_SOURCE is lower than requested) + fi + else + CF_TRY_XOPEN_SOURCE + fi +fi +]) diff --git a/closure.c b/closure.c new file mode 100644 index 000000000000..7573ff5bbd3f --- /dev/null +++ b/closure.c @@ -0,0 +1,251 @@ +/* $Id: closure.c,v 1.9 2010/06/09 08:21:47 tom Exp $ */ + +#include "defs.h" + +Value_t *itemset; +Value_t *itemsetend; +unsigned *ruleset; + +static unsigned *first_derives; +static unsigned *EFF; + +static void +set_EFF(void) +{ + unsigned *row; + int symbol; + short *sp; + int rowsize; + int i; + int rule; + + rowsize = WORDSIZE(nvars); + EFF = NEW2(nvars * rowsize, unsigned); + + row = EFF; + for (i = start_symbol; i < nsyms; i++) + { + sp = derives[i]; + for (rule = *sp; rule > 0; rule = *++sp) + { + symbol = ritem[rrhs[rule]]; + if (ISVAR(symbol)) + { + symbol -= start_symbol; + SETBIT(row, symbol); + } + } + row += rowsize; + } + + reflexive_transitive_closure(EFF, nvars); + +#ifdef DEBUG + print_EFF(); +#endif +} + +void +set_first_derives(void) +{ + unsigned *rrow; + unsigned *vrow; + int j; + unsigned k; + unsigned cword = 0; + short *rp; + + int rule; + int i; + int rulesetsize; + int varsetsize; + + rulesetsize = WORDSIZE(nrules); + varsetsize = WORDSIZE(nvars); + first_derives = NEW2(nvars * rulesetsize, unsigned) - ntokens * rulesetsize; + + set_EFF(); + + rrow = first_derives + ntokens * rulesetsize; + for (i = start_symbol; i < nsyms; i++) + { + vrow = EFF + ((i - ntokens) * varsetsize); + k = BITS_PER_WORD; + for (j = start_symbol; j < nsyms; k++, j++) + { + if (k >= BITS_PER_WORD) + { + cword = *vrow++; + k = 0; + } + + if (cword & (unsigned)(1 << k)) + { + rp = derives[j]; + while ((rule = *rp++) >= 0) + { + SETBIT(rrow, rule); + } + } + } + + rrow += rulesetsize; + } + +#ifdef DEBUG + print_first_derives(); +#endif + + FREE(EFF); +} + +void +closure(short *nucleus, int n) +{ + unsigned ruleno; + unsigned word; + unsigned i; + Value_t *csp; + unsigned *dsp; + unsigned *rsp; + int rulesetsize; + + Value_t *csend; + unsigned *rsend; + int symbol; + Value_t itemno; + + rulesetsize = WORDSIZE(nrules); + rsend = ruleset + rulesetsize; + for (rsp = ruleset; rsp < rsend; rsp++) + *rsp = 0; + + csend = nucleus + n; + for (csp = nucleus; csp < csend; ++csp) + { + symbol = ritem[*csp]; + if (ISVAR(symbol)) + { + dsp = first_derives + symbol * rulesetsize; + rsp = ruleset; + while (rsp < rsend) + *rsp++ |= *dsp++; + } + } + + ruleno = 0; + itemsetend = itemset; + csp = nucleus; + for (rsp = ruleset; rsp < rsend; ++rsp) + { + word = *rsp; + if (word) + { + for (i = 0; i < BITS_PER_WORD; ++i) + { + if (word & (unsigned)(1 << i)) + { + itemno = rrhs[ruleno + i]; + while (csp < csend && *csp < itemno) + *itemsetend++ = *csp++; + *itemsetend++ = itemno; + while (csp < csend && *csp == itemno) + ++csp; + } + } + } + ruleno += BITS_PER_WORD; + } + + while (csp < csend) + *itemsetend++ = *csp++; + +#ifdef DEBUG + print_closure(n); +#endif +} + +void +finalize_closure(void) +{ + FREE(itemset); + FREE(ruleset); + FREE(first_derives + ntokens * WORDSIZE(nrules)); +} + +#ifdef DEBUG + +void +print_closure(int n) +{ + short *isp; + + printf("\n\nn = %d\n\n", n); + for (isp = itemset; isp < itemsetend; isp++) + printf(" %d\n", *isp); +} + +void +print_EFF(void) +{ + int i, j; + unsigned *rowp; + unsigned word; + unsigned k; + + printf("\n\nEpsilon Free Firsts\n"); + + for (i = start_symbol; i < nsyms; i++) + { + printf("\n%s", symbol_name[i]); + rowp = EFF + ((i - start_symbol) * WORDSIZE(nvars)); + word = *rowp++; + + k = BITS_PER_WORD; + for (j = 0; j < nvars; k++, j++) + { + if (k >= BITS_PER_WORD) + { + word = *rowp++; + k = 0; + } + + if (word & (1 << k)) + printf(" %s", symbol_name[start_symbol + j]); + } + } +} + +void +print_first_derives(void) +{ + int i; + int j; + unsigned *rp; + unsigned cword = 0; + unsigned k; + + printf("\n\n\nFirst Derives\n"); + + for (i = start_symbol; i < nsyms; i++) + { + printf("\n%s derives\n", symbol_name[i]); + rp = first_derives + i * WORDSIZE(nrules); + k = BITS_PER_WORD; + for (j = 0; j <= nrules; k++, j++) + { + if (k >= BITS_PER_WORD) + { + cword = *rp++; + k = 0; + } + + if (cword & (1 << k)) + printf(" %d\n", j); + } + } + + fflush(stdout); +} + +#endif diff --git a/config.guess b/config.guess new file mode 100755 index 000000000000..e4b69669fd22 --- /dev/null +++ b/config.guess @@ -0,0 +1,1511 @@ +#! /bin/sh +# Attempt to guess a canonical system name. +# Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, +# 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, +# 2911 Free Software Foundation, Inc. + +timestamp='2011-01-01' + +# This file is free software; you can redistribute it and/or modify it +# under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, but +# WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +# General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA +# 02110-1301, USA. +# +# As a special exception to the GNU General Public License, if you +# distribute this file as part of a program that contains a +# configuration script generated by Autoconf, you may include it under +# the same distribution terms that you use for the rest of that program. + + +# Originally written by Per Bothner. Please send patches (context +# diff format) to and include a ChangeLog +# entry. +# +# This script attempts to guess a canonical system name similar to +# config.sub. If it succeeds, it prints the system name on stdout, and +# exits with 0. Otherwise, it exits with 1. +# +# You can get the latest version of this script from: +# http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.guess;hb=HEAD + +me=`echo "$0" | sed -e 's,.*/,,'` + +usage="\ +Usage: $0 [OPTION] + +Output the configuration name of the system \`$me' is run on. + +Operation modes: + -h, --help print this help, then exit + -t, --time-stamp print date of last modification, then exit + -v, --version print version number, then exit + +Report bugs and patches to ." + +version="\ +GNU config.guess ($timestamp) + +Originally written by Per Bothner. +Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, +2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 +Free Software Foundation, Inc. + +This is free software; see the source for copying conditions. There is NO +warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE." + +help=" +Try \`$me --help' for more information." + +# Parse command line +while test $# -gt 0 ; do + case $1 in + --time-stamp | --time* | -t ) + echo "$timestamp" ; exit ;; + --version | -v ) + echo "$version" ; exit ;; + --help | --h* | -h ) + echo "$usage"; exit ;; + -- ) # Stop option processing + shift; break ;; + - ) # Use stdin as input. + break ;; + -* ) + echo "$me: invalid option $1$help" >&2 + exit 1 ;; + * ) + break ;; + esac +done + +if test $# != 0; then + echo "$me: too many arguments$help" >&2 + exit 1 +fi + +trap 'exit 1' 1 2 15 + +# CC_FOR_BUILD -- compiler used by this script. Note that the use of a +# compiler to aid in system detection is discouraged as it requires +# temporary files to be created and, as you can see below, it is a +# headache to deal with in a portable fashion. + +# Historically, `CC_FOR_BUILD' used to be named `HOST_CC'. We still +# use `HOST_CC' if defined, but it is deprecated. + +# Portable tmp directory creation inspired by the Autoconf team. + +set_cc_for_build=' +trap "exitcode=\$?; (rm -f \$tmpfiles 2>/dev/null; rmdir \$tmp 2>/dev/null) && exit \$exitcode" 0 ; +trap "rm -f \$tmpfiles 2>/dev/null; rmdir \$tmp 2>/dev/null; exit 1" 1 2 13 15 ; +: ${TMPDIR=/tmp} ; + { tmp=`(umask 077 && mktemp -d "$TMPDIR/cgXXXXXX") 2>/dev/null` && test -n "$tmp" && test -d "$tmp" ; } || + { test -n "$RANDOM" && tmp=$TMPDIR/cg$$-$RANDOM && (umask 077 && mkdir $tmp) ; } || + { tmp=$TMPDIR/cg-$$ && (umask 077 && mkdir $tmp) && echo "Warning: creating insecure temp directory" >&2 ; } || + { echo "$me: cannot create a temporary directory in $TMPDIR" >&2 ; exit 1 ; } ; +dummy=$tmp/dummy ; +tmpfiles="$dummy.c $dummy.o $dummy.rel $dummy" ; +case $CC_FOR_BUILD,$HOST_CC,$CC in + ,,) echo "int x;" > $dummy.c ; + for c in cc gcc c89 c99 ; do + if ($c -c -o $dummy.o $dummy.c) >/dev/null 2>&1 ; then + CC_FOR_BUILD="$c"; break ; + fi ; + done ; + if test x"$CC_FOR_BUILD" = x ; then + CC_FOR_BUILD=no_compiler_found ; + fi + ;; + ,,*) CC_FOR_BUILD=$CC ;; + ,*,*) CC_FOR_BUILD=$HOST_CC ;; +esac ; set_cc_for_build= ;' + +# This is needed to find uname on a Pyramid OSx when run in the BSD universe. +# (ghazi@noc.rutgers.edu 1994-08-24) +if (test -f /.attbin/uname) >/dev/null 2>&1 ; then + PATH=$PATH:/.attbin ; export PATH +fi + +UNAME_MACHINE=`(uname -m) 2>/dev/null` || UNAME_MACHINE=unknown +UNAME_RELEASE=`(uname -r) 2>/dev/null` || UNAME_RELEASE=unknown +UNAME_SYSTEM=`(uname -s) 2>/dev/null` || UNAME_SYSTEM=unknown +UNAME_VERSION=`(uname -v) 2>/dev/null` || UNAME_VERSION=unknown + +# Note: order is significant - the case branches are not exclusive. + +case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in + *:NetBSD:*:*) + # NetBSD (nbsd) targets should (where applicable) match one or + # more of the tupples: *-*-netbsdelf*, *-*-netbsdaout*, + # *-*-netbsdecoff* and *-*-netbsd*. For targets that recently + # switched to ELF, *-*-netbsd* would select the old + # object file format. This provides both forward + # compatibility and a consistent mechanism for selecting the + # object file format. + # + # Note: NetBSD doesn't particularly care about the vendor + # portion of the name. We always set it to "unknown". + sysctl="sysctl -n hw.machine_arch" + UNAME_MACHINE_ARCH=`(/sbin/$sysctl 2>/dev/null || \ + /usr/sbin/$sysctl 2>/dev/null || echo unknown)` + case "${UNAME_MACHINE_ARCH}" in + armeb) machine=armeb-unknown ;; + arm*) machine=arm-unknown ;; + sh3el) machine=shl-unknown ;; + sh3eb) machine=sh-unknown ;; + sh5el) machine=sh5le-unknown ;; + *) machine=${UNAME_MACHINE_ARCH}-unknown ;; + esac + # The Operating System including object format, if it has switched + # to ELF recently, or will in the future. + case "${UNAME_MACHINE_ARCH}" in + arm*|i386|m68k|ns32k|sh3*|sparc|vax) + eval $set_cc_for_build + if echo __ELF__ | $CC_FOR_BUILD -E - 2>/dev/null \ + | grep -q __ELF__ + then + # Once all utilities can be ECOFF (netbsdecoff) or a.out (netbsdaout). + # Return netbsd for either. FIX? + os=netbsd + else + os=netbsdelf + fi + ;; + *) + os=netbsd + ;; + esac + # The OS release + # Debian GNU/NetBSD machines have a different userland, and + # thus, need a distinct triplet. However, they do not need + # kernel version information, so it can be replaced with a + # suitable tag, in the style of linux-gnu. + case "${UNAME_VERSION}" in + Debian*) + release='-gnu' + ;; + *) + release=`echo ${UNAME_RELEASE}|sed -e 's/[-_].*/\./'` + ;; + esac + # Since CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM: + # contains redundant information, the shorter form: + # CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM is used. + echo "${machine}-${os}${release}" + exit ;; + *:OpenBSD:*:*) + UNAME_MACHINE_ARCH=`arch | sed 's/OpenBSD.//'` + echo ${UNAME_MACHINE_ARCH}-unknown-openbsd${UNAME_RELEASE} + exit ;; + *:ekkoBSD:*:*) + echo ${UNAME_MACHINE}-unknown-ekkobsd${UNAME_RELEASE} + exit ;; + *:SolidBSD:*:*) + echo ${UNAME_MACHINE}-unknown-solidbsd${UNAME_RELEASE} + exit ;; + macppc:MirBSD:*:*) + echo powerpc-unknown-mirbsd${UNAME_RELEASE} + exit ;; + *:MirBSD:*:*) + echo ${UNAME_MACHINE}-unknown-mirbsd${UNAME_RELEASE} + exit ;; + alpha:OSF1:*:*) + case $UNAME_RELEASE in + *4.0) + UNAME_RELEASE=`/usr/sbin/sizer -v | awk '{print $3}'` + ;; + *5.*) + UNAME_RELEASE=`/usr/sbin/sizer -v | awk '{print $4}'` + ;; + esac + # According to Compaq, /usr/sbin/psrinfo has been available on + # OSF/1 and Tru64 systems produced since 1995. I hope that + # covers most systems running today. This code pipes the CPU + # types through head -n 1, so we only detect the type of CPU 0. + ALPHA_CPU_TYPE=`/usr/sbin/psrinfo -v | sed -n -e 's/^ The alpha \(.*\) processor.*$/\1/p' | head -n 1` + case "$ALPHA_CPU_TYPE" in + "EV4 (21064)") + UNAME_MACHINE="alpha" ;; + "EV4.5 (21064)") + UNAME_MACHINE="alpha" ;; + "LCA4 (21066/21068)") + UNAME_MACHINE="alpha" ;; + "EV5 (21164)") + UNAME_MACHINE="alphaev5" ;; + "EV5.6 (21164A)") + UNAME_MACHINE="alphaev56" ;; + "EV5.6 (21164PC)") + UNAME_MACHINE="alphapca56" ;; + "EV5.7 (21164PC)") + UNAME_MACHINE="alphapca57" ;; + "EV6 (21264)") + UNAME_MACHINE="alphaev6" ;; + "EV6.7 (21264A)") + UNAME_MACHINE="alphaev67" ;; + "EV6.8CB (21264C)") + UNAME_MACHINE="alphaev68" ;; + "EV6.8AL (21264B)") + UNAME_MACHINE="alphaev68" ;; + "EV6.8CX (21264D)") + UNAME_MACHINE="alphaev68" ;; + "EV6.9A (21264/EV69A)") + UNAME_MACHINE="alphaev69" ;; + "EV7 (21364)") + UNAME_MACHINE="alphaev7" ;; + "EV7.9 (21364A)") + UNAME_MACHINE="alphaev79" ;; + esac + # A Pn.n version is a patched version. + # A Vn.n version is a released version. + # A Tn.n version is a released field test version. + # A Xn.n version is an unreleased experimental baselevel. + # 1.2 uses "1.2" for uname -r. + echo ${UNAME_MACHINE}-dec-osf`echo ${UNAME_RELEASE} | sed -e 's/^[PVTX]//' | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz'` + # Reset EXIT trap before exiting to avoid spurious non-zero exit code. + exitcode=$? + trap '' 0 + exit $exitcode ;; + Alpha\ *:Windows_NT*:*) + # How do we know it's Interix rather than the generic POSIX subsystem? + # Should we change UNAME_MACHINE based on the output of uname instead + # of the specific Alpha model? + echo alpha-pc-interix + exit ;; + 21064:Windows_NT:50:3) + echo alpha-dec-winnt3.5 + exit ;; + Amiga*:UNIX_System_V:4.0:*) + echo m68k-unknown-sysv4 + exit ;; + *:[Aa]miga[Oo][Ss]:*:*) + echo ${UNAME_MACHINE}-unknown-amigaos + exit ;; + *:[Mm]orph[Oo][Ss]:*:*) + echo ${UNAME_MACHINE}-unknown-morphos + exit ;; + *:OS/390:*:*) + echo i370-ibm-openedition + exit ;; + *:z/VM:*:*) + echo s390-ibm-zvmoe + exit ;; + *:OS400:*:*) + echo powerpc-ibm-os400 + exit ;; + arm:RISC*:1.[012]*:*|arm:riscix:1.[012]*:*) + echo arm-acorn-riscix${UNAME_RELEASE} + exit ;; + arm:riscos:*:*|arm:RISCOS:*:*) + echo arm-unknown-riscos + exit ;; + SR2?01:HI-UX/MPP:*:* | SR8000:HI-UX/MPP:*:*) + echo hppa1.1-hitachi-hiuxmpp + exit ;; + Pyramid*:OSx*:*:* | MIS*:OSx*:*:* | MIS*:SMP_DC-OSx*:*:*) + # akee@wpdis03.wpafb.af.mil (Earle F. Ake) contributed MIS and NILE. + if test "`(/bin/universe) 2>/dev/null`" = att ; then + echo pyramid-pyramid-sysv3 + else + echo pyramid-pyramid-bsd + fi + exit ;; + NILE*:*:*:dcosx) + echo pyramid-pyramid-svr4 + exit ;; + DRS?6000:unix:4.0:6*) + echo sparc-icl-nx6 + exit ;; + DRS?6000:UNIX_SV:4.2*:7* | DRS?6000:isis:4.2*:7*) + case `/usr/bin/uname -p` in + sparc) echo sparc-icl-nx7; exit ;; + esac ;; + s390x:SunOS:*:*) + echo ${UNAME_MACHINE}-ibm-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'` + exit ;; + sun4H:SunOS:5.*:*) + echo sparc-hal-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'` + exit ;; + sun4*:SunOS:5.*:* | tadpole*:SunOS:5.*:*) + echo sparc-sun-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'` + exit ;; + i86pc:AuroraUX:5.*:* | i86xen:AuroraUX:5.*:*) + echo i386-pc-auroraux${UNAME_RELEASE} + exit ;; + i86pc:SunOS:5.*:* | i86xen:SunOS:5.*:*) + eval $set_cc_for_build + SUN_ARCH="i386" + # If there is a compiler, see if it is configured for 64-bit objects. + # Note that the Sun cc does not turn __LP64__ into 1 like gcc does. + # This test works for both compilers. + if [ "$CC_FOR_BUILD" != 'no_compiler_found' ]; then + if (echo '#ifdef __amd64'; echo IS_64BIT_ARCH; echo '#endif') | \ + (CCOPTS= $CC_FOR_BUILD -E - 2>/dev/null) | \ + grep IS_64BIT_ARCH >/dev/null + then + SUN_ARCH="x86_64" + fi + fi + echo ${SUN_ARCH}-pc-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'` + exit ;; + sun4*:SunOS:6*:*) + # According to config.sub, this is the proper way to canonicalize + # SunOS6. Hard to guess exactly what SunOS6 will be like, but + # it's likely to be more like Solaris than SunOS4. + echo sparc-sun-solaris3`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'` + exit ;; + sun4*:SunOS:*:*) + case "`/usr/bin/arch -k`" in + Series*|S4*) + UNAME_RELEASE=`uname -v` + ;; + esac + # Japanese Language versions have a version number like `4.1.3-JL'. + echo sparc-sun-sunos`echo ${UNAME_RELEASE}|sed -e 's/-/_/'` + exit ;; + sun3*:SunOS:*:*) + echo m68k-sun-sunos${UNAME_RELEASE} + exit ;; + sun*:*:4.2BSD:*) + UNAME_RELEASE=`(sed 1q /etc/motd | awk '{print substr($5,1,3)}') 2>/dev/null` + test "x${UNAME_RELEASE}" = "x" && UNAME_RELEASE=3 + case "`/bin/arch`" in + sun3) + echo m68k-sun-sunos${UNAME_RELEASE} + ;; + sun4) + echo sparc-sun-sunos${UNAME_RELEASE} + ;; + esac + exit ;; + aushp:SunOS:*:*) + echo sparc-auspex-sunos${UNAME_RELEASE} + exit ;; + # The situation for MiNT is a little confusing. The machine name + # can be virtually everything (everything which is not + # "atarist" or "atariste" at least should have a processor + # > m68000). The system name ranges from "MiNT" over "FreeMiNT" + # to the lowercase version "mint" (or "freemint"). Finally + # the system name "TOS" denotes a system which is actually not + # MiNT. But MiNT is downward compatible to TOS, so this should + # be no problem. + atarist[e]:*MiNT:*:* | atarist[e]:*mint:*:* | atarist[e]:*TOS:*:*) + echo m68k-atari-mint${UNAME_RELEASE} + exit ;; + atari*:*MiNT:*:* | atari*:*mint:*:* | atarist[e]:*TOS:*:*) + echo m68k-atari-mint${UNAME_RELEASE} + exit ;; + *falcon*:*MiNT:*:* | *falcon*:*mint:*:* | *falcon*:*TOS:*:*) + echo m68k-atari-mint${UNAME_RELEASE} + exit ;; + milan*:*MiNT:*:* | milan*:*mint:*:* | *milan*:*TOS:*:*) + echo m68k-milan-mint${UNAME_RELEASE} + exit ;; + hades*:*MiNT:*:* | hades*:*mint:*:* | *hades*:*TOS:*:*) + echo m68k-hades-mint${UNAME_RELEASE} + exit ;; + *:*MiNT:*:* | *:*mint:*:* | *:*TOS:*:*) + echo m68k-unknown-mint${UNAME_RELEASE} + exit ;; + m68k:machten:*:*) + echo m68k-apple-machten${UNAME_RELEASE} + exit ;; + powerpc:machten:*:*) + echo powerpc-apple-machten${UNAME_RELEASE} + exit ;; + RISC*:Mach:*:*) + echo mips-dec-mach_bsd4.3 + exit ;; + RISC*:ULTRIX:*:*) + echo mips-dec-ultrix${UNAME_RELEASE} + exit ;; + VAX*:ULTRIX*:*:*) + echo vax-dec-ultrix${UNAME_RELEASE} + exit ;; + 2020:CLIX:*:* | 2430:CLIX:*:*) + echo clipper-intergraph-clix${UNAME_RELEASE} + exit ;; + mips:*:*:UMIPS | mips:*:*:RISCos) + eval $set_cc_for_build + sed 's/^ //' << EOF >$dummy.c +#ifdef __cplusplus +#include /* for printf() prototype */ + int main (int argc, char *argv[]) { +#else + int main (argc, argv) int argc; char *argv[]; { +#endif + #if defined (host_mips) && defined (MIPSEB) + #if defined (SYSTYPE_SYSV) + printf ("mips-mips-riscos%ssysv\n", argv[1]); exit (0); + #endif + #if defined (SYSTYPE_SVR4) + printf ("mips-mips-riscos%ssvr4\n", argv[1]); exit (0); + #endif + #if defined (SYSTYPE_BSD43) || defined(SYSTYPE_BSD) + printf ("mips-mips-riscos%sbsd\n", argv[1]); exit (0); + #endif + #endif + exit (-1); + } +EOF + $CC_FOR_BUILD -o $dummy $dummy.c && + dummyarg=`echo "${UNAME_RELEASE}" | sed -n 's/\([0-9]*\).*/\1/p'` && + SYSTEM_NAME=`$dummy $dummyarg` && + { echo "$SYSTEM_NAME"; exit; } + echo mips-mips-riscos${UNAME_RELEASE} + exit ;; + Motorola:PowerMAX_OS:*:*) + echo powerpc-motorola-powermax + exit ;; + Motorola:*:4.3:PL8-*) + echo powerpc-harris-powermax + exit ;; + Night_Hawk:*:*:PowerMAX_OS | Synergy:PowerMAX_OS:*:*) + echo powerpc-harris-powermax + exit ;; + Night_Hawk:Power_UNIX:*:*) + echo powerpc-harris-powerunix + exit ;; + m88k:CX/UX:7*:*) + echo m88k-harris-cxux7 + exit ;; + m88k:*:4*:R4*) + echo m88k-motorola-sysv4 + exit ;; + m88k:*:3*:R3*) + echo m88k-motorola-sysv3 + exit ;; + AViiON:dgux:*:*) + # DG/UX returns AViiON for all architectures + UNAME_PROCESSOR=`/usr/bin/uname -p` + if [ $UNAME_PROCESSOR = mc88100 ] || [ $UNAME_PROCESSOR = mc88110 ] + then + if [ ${TARGET_BINARY_INTERFACE}x = m88kdguxelfx ] || \ + [ ${TARGET_BINARY_INTERFACE}x = x ] + then + echo m88k-dg-dgux${UNAME_RELEASE} + else + echo m88k-dg-dguxbcs${UNAME_RELEASE} + fi + else + echo i586-dg-dgux${UNAME_RELEASE} + fi + exit ;; + M88*:DolphinOS:*:*) # DolphinOS (SVR3) + echo m88k-dolphin-sysv3 + exit ;; + M88*:*:R3*:*) + # Delta 88k system running SVR3 + echo m88k-motorola-sysv3 + exit ;; + XD88*:*:*:*) # Tektronix XD88 system running UTekV (SVR3) + echo m88k-tektronix-sysv3 + exit ;; + Tek43[0-9][0-9]:UTek:*:*) # Tektronix 4300 system running UTek (BSD) + echo m68k-tektronix-bsd + exit ;; + *:IRIX*:*:*) + echo mips-sgi-irix`echo ${UNAME_RELEASE}|sed -e 's/-/_/g'` + exit ;; + ????????:AIX?:[12].1:2) # AIX 2.2.1 or AIX 2.1.1 is RT/PC AIX. + echo romp-ibm-aix # uname -m gives an 8 hex-code CPU id + exit ;; # Note that: echo "'`uname -s`'" gives 'AIX ' + i*86:AIX:*:*) + echo i386-ibm-aix + exit ;; + ia64:AIX:*:*) + if [ -x /usr/bin/oslevel ] ; then + IBM_REV=`/usr/bin/oslevel` + else + IBM_REV=${UNAME_VERSION}.${UNAME_RELEASE} + fi + echo ${UNAME_MACHINE}-ibm-aix${IBM_REV} + exit ;; + *:AIX:2:3) + if grep bos325 /usr/include/stdio.h >/dev/null 2>&1; then + eval $set_cc_for_build + sed 's/^ //' << EOF >$dummy.c + #include + + main() + { + if (!__power_pc()) + exit(1); + puts("powerpc-ibm-aix3.2.5"); + exit(0); + } +EOF + if $CC_FOR_BUILD -o $dummy $dummy.c && SYSTEM_NAME=`$dummy` + then + echo "$SYSTEM_NAME" + else + echo rs6000-ibm-aix3.2.5 + fi + elif grep bos324 /usr/include/stdio.h >/dev/null 2>&1; then + echo rs6000-ibm-aix3.2.4 + else + echo rs6000-ibm-aix3.2 + fi + exit ;; + *:AIX:*:[4567]) + IBM_CPU_ID=`/usr/sbin/lsdev -C -c processor -S available | sed 1q | awk '{ print $1 }'` + if /usr/sbin/lsattr -El ${IBM_CPU_ID} | grep ' POWER' >/dev/null 2>&1; then + IBM_ARCH=rs6000 + else + IBM_ARCH=powerpc + fi + if [ -x /usr/bin/oslevel ] ; then + IBM_REV=`/usr/bin/oslevel` + else + IBM_REV=${UNAME_VERSION}.${UNAME_RELEASE} + fi + echo ${IBM_ARCH}-ibm-aix${IBM_REV} + exit ;; + *:AIX:*:*) + echo rs6000-ibm-aix + exit ;; + ibmrt:4.4BSD:*|romp-ibm:BSD:*) + echo romp-ibm-bsd4.4 + exit ;; + ibmrt:*BSD:*|romp-ibm:BSD:*) # covers RT/PC BSD and + echo romp-ibm-bsd${UNAME_RELEASE} # 4.3 with uname added to + exit ;; # report: romp-ibm BSD 4.3 + *:BOSX:*:*) + echo rs6000-bull-bosx + exit ;; + DPX/2?00:B.O.S.:*:*) + echo m68k-bull-sysv3 + exit ;; + 9000/[34]??:4.3bsd:1.*:*) + echo m68k-hp-bsd + exit ;; + hp300:4.4BSD:*:* | 9000/[34]??:4.3bsd:2.*:*) + echo m68k-hp-bsd4.4 + exit ;; + 9000/[34678]??:HP-UX:*:*) + HPUX_REV=`echo ${UNAME_RELEASE}|sed -e 's/[^.]*.[0B]*//'` + case "${UNAME_MACHINE}" in + 9000/31? ) HP_ARCH=m68000 ;; + 9000/[34]?? ) HP_ARCH=m68k ;; + 9000/[678][0-9][0-9]) + if [ -x /usr/bin/getconf ]; then + sc_cpu_version=`/usr/bin/getconf SC_CPU_VERSION 2>/dev/null` + sc_kernel_bits=`/usr/bin/getconf SC_KERNEL_BITS 2>/dev/null` + case "${sc_cpu_version}" in + 523) HP_ARCH="hppa1.0" ;; # CPU_PA_RISC1_0 + 528) HP_ARCH="hppa1.1" ;; # CPU_PA_RISC1_1 + 532) # CPU_PA_RISC2_0 + case "${sc_kernel_bits}" in + 32) HP_ARCH="hppa2.0n" ;; + 64) HP_ARCH="hppa2.0w" ;; + '') HP_ARCH="hppa2.0" ;; # HP-UX 10.20 + esac ;; + esac + fi + if [ "${HP_ARCH}" = "" ]; then + eval $set_cc_for_build + sed 's/^ //' << EOF >$dummy.c + + #define _HPUX_SOURCE + #include + #include + + int main () + { + #if defined(_SC_KERNEL_BITS) + long bits = sysconf(_SC_KERNEL_BITS); + #endif + long cpu = sysconf (_SC_CPU_VERSION); + + switch (cpu) + { + case CPU_PA_RISC1_0: puts ("hppa1.0"); break; + case CPU_PA_RISC1_1: puts ("hppa1.1"); break; + case CPU_PA_RISC2_0: + #if defined(_SC_KERNEL_BITS) + switch (bits) + { + case 64: puts ("hppa2.0w"); break; + case 32: puts ("hppa2.0n"); break; + default: puts ("hppa2.0"); break; + } break; + #else /* !defined(_SC_KERNEL_BITS) */ + puts ("hppa2.0"); break; + #endif + default: puts ("hppa1.0"); break; + } + exit (0); + } +EOF + (CCOPTS= $CC_FOR_BUILD -o $dummy $dummy.c 2>/dev/null) && HP_ARCH=`$dummy` + test -z "$HP_ARCH" && HP_ARCH=hppa + fi ;; + esac + if [ ${HP_ARCH} = "hppa2.0w" ] + then + eval $set_cc_for_build + + # hppa2.0w-hp-hpux* has a 64-bit kernel and a compiler generating + # 32-bit code. hppa64-hp-hpux* has the same kernel and a compiler + # generating 64-bit code. GNU and HP use different nomenclature: + # + # $ CC_FOR_BUILD=cc ./config.guess + # => hppa2.0w-hp-hpux11.23 + # $ CC_FOR_BUILD="cc +DA2.0w" ./config.guess + # => hppa64-hp-hpux11.23 + + if echo __LP64__ | (CCOPTS= $CC_FOR_BUILD -E - 2>/dev/null) | + grep -q __LP64__ + then + HP_ARCH="hppa2.0w" + else + HP_ARCH="hppa64" + fi + fi + echo ${HP_ARCH}-hp-hpux${HPUX_REV} + exit ;; + ia64:HP-UX:*:*) + HPUX_REV=`echo ${UNAME_RELEASE}|sed -e 's/[^.]*.[0B]*//'` + echo ia64-hp-hpux${HPUX_REV} + exit ;; + 3050*:HI-UX:*:*) + eval $set_cc_for_build + sed 's/^ //' << EOF >$dummy.c + #include + int + main () + { + long cpu = sysconf (_SC_CPU_VERSION); + /* The order matters, because CPU_IS_HP_MC68K erroneously returns + true for CPU_PA_RISC1_0. CPU_IS_PA_RISC returns correct + results, however. */ + if (CPU_IS_PA_RISC (cpu)) + { + switch (cpu) + { + case CPU_PA_RISC1_0: puts ("hppa1.0-hitachi-hiuxwe2"); break; + case CPU_PA_RISC1_1: puts ("hppa1.1-hitachi-hiuxwe2"); break; + case CPU_PA_RISC2_0: puts ("hppa2.0-hitachi-hiuxwe2"); break; + default: puts ("hppa-hitachi-hiuxwe2"); break; + } + } + else if (CPU_IS_HP_MC68K (cpu)) + puts ("m68k-hitachi-hiuxwe2"); + else puts ("unknown-hitachi-hiuxwe2"); + exit (0); + } +EOF + $CC_FOR_BUILD -o $dummy $dummy.c && SYSTEM_NAME=`$dummy` && + { echo "$SYSTEM_NAME"; exit; } + echo unknown-hitachi-hiuxwe2 + exit ;; + 9000/7??:4.3bsd:*:* | 9000/8?[79]:4.3bsd:*:* ) + echo hppa1.1-hp-bsd + exit ;; + 9000/8??:4.3bsd:*:*) + echo hppa1.0-hp-bsd + exit ;; + *9??*:MPE/iX:*:* | *3000*:MPE/iX:*:*) + echo hppa1.0-hp-mpeix + exit ;; + hp7??:OSF1:*:* | hp8?[79]:OSF1:*:* ) + echo hppa1.1-hp-osf + exit ;; + hp8??:OSF1:*:*) + echo hppa1.0-hp-osf + exit ;; + i*86:OSF1:*:*) + if [ -x /usr/sbin/sysversion ] ; then + echo ${UNAME_MACHINE}-unknown-osf1mk + else + echo ${UNAME_MACHINE}-unknown-osf1 + fi + exit ;; + parisc*:Lites*:*:*) + echo hppa1.1-hp-lites + exit ;; + C1*:ConvexOS:*:* | convex:ConvexOS:C1*:*) + echo c1-convex-bsd + exit ;; + C2*:ConvexOS:*:* | convex:ConvexOS:C2*:*) + if getsysinfo -f scalar_acc + then echo c32-convex-bsd + else echo c2-convex-bsd + fi + exit ;; + C34*:ConvexOS:*:* | convex:ConvexOS:C34*:*) + echo c34-convex-bsd + exit ;; + C38*:ConvexOS:*:* | convex:ConvexOS:C38*:*) + echo c38-convex-bsd + exit ;; + C4*:ConvexOS:*:* | convex:ConvexOS:C4*:*) + echo c4-convex-bsd + exit ;; + CRAY*Y-MP:*:*:*) + echo ymp-cray-unicos${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/' + exit ;; + CRAY*[A-Z]90:*:*:*) + echo ${UNAME_MACHINE}-cray-unicos${UNAME_RELEASE} \ + | sed -e 's/CRAY.*\([A-Z]90\)/\1/' \ + -e y/ABCDEFGHIJKLMNOPQRSTUVWXYZ/abcdefghijklmnopqrstuvwxyz/ \ + -e 's/\.[^.]*$/.X/' + exit ;; + CRAY*TS:*:*:*) + echo t90-cray-unicos${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/' + exit ;; + CRAY*T3E:*:*:*) + echo alphaev5-cray-unicosmk${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/' + exit ;; + CRAY*SV1:*:*:*) + echo sv1-cray-unicos${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/' + exit ;; + *:UNICOS/mp:*:*) + echo craynv-cray-unicosmp${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/' + exit ;; + F30[01]:UNIX_System_V:*:* | F700:UNIX_System_V:*:*) + FUJITSU_PROC=`uname -m | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz'` + FUJITSU_SYS=`uname -p | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz' | sed -e 's/\///'` + FUJITSU_REL=`echo ${UNAME_RELEASE} | sed -e 's/ /_/'` + echo "${FUJITSU_PROC}-fujitsu-${FUJITSU_SYS}${FUJITSU_REL}" + exit ;; + 5000:UNIX_System_V:4.*:*) + FUJITSU_SYS=`uname -p | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz' | sed -e 's/\///'` + FUJITSU_REL=`echo ${UNAME_RELEASE} | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz' | sed -e 's/ /_/'` + echo "sparc-fujitsu-${FUJITSU_SYS}${FUJITSU_REL}" + exit ;; + i*86:BSD/386:*:* | i*86:BSD/OS:*:* | *:Ascend\ Embedded/OS:*:*) + echo ${UNAME_MACHINE}-pc-bsdi${UNAME_RELEASE} + exit ;; + sparc*:BSD/OS:*:*) + echo sparc-unknown-bsdi${UNAME_RELEASE} + exit ;; + *:BSD/OS:*:*) + echo ${UNAME_MACHINE}-unknown-bsdi${UNAME_RELEASE} + exit ;; + *:FreeBSD:*:*) + case ${UNAME_MACHINE} in + pc98) + echo i386-unknown-freebsd`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'` ;; + amd64) + echo x86_64-unknown-freebsd`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'` ;; + *) + echo ${UNAME_MACHINE}-unknown-freebsd`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'` ;; + esac + exit ;; + i*:CYGWIN*:*) + echo ${UNAME_MACHINE}-pc-cygwin + exit ;; + *:MINGW*:*) + echo ${UNAME_MACHINE}-pc-mingw32 + exit ;; + i*:windows32*:*) + # uname -m includes "-pc" on this system. + echo ${UNAME_MACHINE}-mingw32 + exit ;; + i*:PW*:*) + echo ${UNAME_MACHINE}-pc-pw32 + exit ;; + *:Interix*:*) + case ${UNAME_MACHINE} in + x86) + echo i586-pc-interix${UNAME_RELEASE} + exit ;; + authenticamd | genuineintel | EM64T) + echo x86_64-unknown-interix${UNAME_RELEASE} + exit ;; + IA64) + echo ia64-unknown-interix${UNAME_RELEASE} + exit ;; + esac ;; + [345]86:Windows_95:* | [345]86:Windows_98:* | [345]86:Windows_NT:*) + echo i${UNAME_MACHINE}-pc-mks + exit ;; + 8664:Windows_NT:*) + echo x86_64-pc-mks + exit ;; + i*:Windows_NT*:* | Pentium*:Windows_NT*:*) + # How do we know it's Interix rather than the generic POSIX subsystem? + # It also conflicts with pre-2.0 versions of AT&T UWIN. Should we + # UNAME_MACHINE based on the output of uname instead of i386? + echo i586-pc-interix + exit ;; + i*:UWIN*:*) + echo ${UNAME_MACHINE}-pc-uwin + exit ;; + amd64:CYGWIN*:*:* | x86_64:CYGWIN*:*:*) + echo x86_64-unknown-cygwin + exit ;; + p*:CYGWIN*:*) + echo powerpcle-unknown-cygwin + exit ;; + prep*:SunOS:5.*:*) + echo powerpcle-unknown-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'` + exit ;; + *:GNU:*:*) + # the GNU system + echo `echo ${UNAME_MACHINE}|sed -e 's,[-/].*$,,'`-unknown-gnu`echo ${UNAME_RELEASE}|sed -e 's,/.*$,,'` + exit ;; + *:GNU/*:*:*) + # other systems with GNU libc and userland + echo ${UNAME_MACHINE}-unknown-`echo ${UNAME_SYSTEM} | sed 's,^[^/]*/,,' | tr '[A-Z]' '[a-z]'``echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'`-gnu + exit ;; + i*86:Minix:*:*) + echo ${UNAME_MACHINE}-pc-minix + exit ;; + alpha:Linux:*:*) + case `sed -n '/^cpu model/s/^.*: \(.*\)/\1/p' < /proc/cpuinfo` in + EV5) UNAME_MACHINE=alphaev5 ;; + EV56) UNAME_MACHINE=alphaev56 ;; + PCA56) UNAME_MACHINE=alphapca56 ;; + PCA57) UNAME_MACHINE=alphapca56 ;; + EV6) UNAME_MACHINE=alphaev6 ;; + EV67) UNAME_MACHINE=alphaev67 ;; + EV68*) UNAME_MACHINE=alphaev68 ;; + esac + objdump --private-headers /bin/sh | grep -q ld.so.1 + if test "$?" = 0 ; then LIBC="libc1" ; else LIBC="" ; fi + echo ${UNAME_MACHINE}-unknown-linux-gnu${LIBC} + exit ;; + arm*:Linux:*:*) + eval $set_cc_for_build + if echo __ARM_EABI__ | $CC_FOR_BUILD -E - 2>/dev/null | \ + grep -q __ARM_EABI__ + then + echo ${UNAME_MACHINE}-unknown-linux-gnu + else + echo ${UNAME_MACHINE}-unknown-linux-gnueabi + fi + exit ;; + avr32*:Linux:*:*) + echo ${UNAME_MACHINE}-unknown-linux-gnu + exit ;; + cris:Linux:*:*) + echo cris-axis-linux-gnu + exit ;; + crisv32:Linux:*:*) + echo crisv32-axis-linux-gnu + exit ;; + frv:Linux:*:*) + echo frv-unknown-linux-gnu + exit ;; + i*86:Linux:*:*) + LIBC=gnu + eval $set_cc_for_build + sed 's/^ //' << EOF >$dummy.c + #ifdef __dietlibc__ + LIBC=dietlibc + #endif +EOF + eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep '^LIBC'` + echo "${UNAME_MACHINE}-pc-linux-${LIBC}" + exit ;; + ia64:Linux:*:*) + echo ${UNAME_MACHINE}-unknown-linux-gnu + exit ;; + m32r*:Linux:*:*) + echo ${UNAME_MACHINE}-unknown-linux-gnu + exit ;; + m68*:Linux:*:*) + echo ${UNAME_MACHINE}-unknown-linux-gnu + exit ;; + mips:Linux:*:* | mips64:Linux:*:*) + eval $set_cc_for_build + sed 's/^ //' << EOF >$dummy.c + #undef CPU + #undef ${UNAME_MACHINE} + #undef ${UNAME_MACHINE}el + #if defined(__MIPSEL__) || defined(__MIPSEL) || defined(_MIPSEL) || defined(MIPSEL) + CPU=${UNAME_MACHINE}el + #else + #if defined(__MIPSEB__) || defined(__MIPSEB) || defined(_MIPSEB) || defined(MIPSEB) + CPU=${UNAME_MACHINE} + #else + CPU= + #endif + #endif +EOF + eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep '^CPU'` + test x"${CPU}" != x && { echo "${CPU}-unknown-linux-gnu"; exit; } + ;; + or32:Linux:*:*) + echo or32-unknown-linux-gnu + exit ;; + padre:Linux:*:*) + echo sparc-unknown-linux-gnu + exit ;; + parisc64:Linux:*:* | hppa64:Linux:*:*) + echo hppa64-unknown-linux-gnu + exit ;; + parisc:Linux:*:* | hppa:Linux:*:*) + # Look for CPU level + case `grep '^cpu[^a-z]*:' /proc/cpuinfo 2>/dev/null | cut -d' ' -f2` in + PA7*) echo hppa1.1-unknown-linux-gnu ;; + PA8*) echo hppa2.0-unknown-linux-gnu ;; + *) echo hppa-unknown-linux-gnu ;; + esac + exit ;; + ppc64:Linux:*:*) + echo powerpc64-unknown-linux-gnu + exit ;; + ppc:Linux:*:*) + echo powerpc-unknown-linux-gnu + exit ;; + s390:Linux:*:* | s390x:Linux:*:*) + echo ${UNAME_MACHINE}-ibm-linux + exit ;; + sh64*:Linux:*:*) + echo ${UNAME_MACHINE}-unknown-linux-gnu + exit ;; + sh*:Linux:*:*) + echo ${UNAME_MACHINE}-unknown-linux-gnu + exit ;; + sparc:Linux:*:* | sparc64:Linux:*:*) + echo ${UNAME_MACHINE}-unknown-linux-gnu + exit ;; + tile*:Linux:*:*) + echo ${UNAME_MACHINE}-tilera-linux-gnu + exit ;; + vax:Linux:*:*) + echo ${UNAME_MACHINE}-dec-linux-gnu + exit ;; + x86_64:Linux:*:*) + echo x86_64-unknown-linux-gnu + exit ;; + xtensa*:Linux:*:*) + echo ${UNAME_MACHINE}-unknown-linux-gnu + exit ;; + i*86:DYNIX/ptx:4*:*) + # ptx 4.0 does uname -s correctly, with DYNIX/ptx in there. + # earlier versions are messed up and put the nodename in both + # sysname and nodename. + echo i386-sequent-sysv4 + exit ;; + i*86:UNIX_SV:4.2MP:2.*) + # Unixware is an offshoot of SVR4, but it has its own version + # number series starting with 2... + # I am not positive that other SVR4 systems won't match this, + # I just have to hope. -- rms. + # Use sysv4.2uw... so that sysv4* matches it. + echo ${UNAME_MACHINE}-pc-sysv4.2uw${UNAME_VERSION} + exit ;; + i*86:OS/2:*:*) + # If we were able to find `uname', then EMX Unix compatibility + # is probably installed. + echo ${UNAME_MACHINE}-pc-os2-emx + exit ;; + i*86:XTS-300:*:STOP) + echo ${UNAME_MACHINE}-unknown-stop + exit ;; + i*86:atheos:*:*) + echo ${UNAME_MACHINE}-unknown-atheos + exit ;; + i*86:syllable:*:*) + echo ${UNAME_MACHINE}-pc-syllable + exit ;; + i*86:LynxOS:2.*:* | i*86:LynxOS:3.[01]*:* | i*86:LynxOS:4.[02]*:*) + echo i386-unknown-lynxos${UNAME_RELEASE} + exit ;; + i*86:*DOS:*:*) + echo ${UNAME_MACHINE}-pc-msdosdjgpp + exit ;; + i*86:*:4.*:* | i*86:SYSTEM_V:4.*:*) + UNAME_REL=`echo ${UNAME_RELEASE} | sed 's/\/MP$//'` + if grep Novell /usr/include/link.h >/dev/null 2>/dev/null; then + echo ${UNAME_MACHINE}-univel-sysv${UNAME_REL} + else + echo ${UNAME_MACHINE}-pc-sysv${UNAME_REL} + fi + exit ;; + i*86:*:5:[678]*) + # UnixWare 7.x, OpenUNIX and OpenServer 6. + case `/bin/uname -X | grep "^Machine"` in + *486*) UNAME_MACHINE=i486 ;; + *Pentium) UNAME_MACHINE=i586 ;; + *Pent*|*Celeron) UNAME_MACHINE=i686 ;; + esac + echo ${UNAME_MACHINE}-unknown-sysv${UNAME_RELEASE}${UNAME_SYSTEM}${UNAME_VERSION} + exit ;; + i*86:*:3.2:*) + if test -f /usr/options/cb.name; then + UNAME_REL=`sed -n 's/.*Version //p' /dev/null >/dev/null ; then + UNAME_REL=`(/bin/uname -X|grep Release|sed -e 's/.*= //')` + (/bin/uname -X|grep i80486 >/dev/null) && UNAME_MACHINE=i486 + (/bin/uname -X|grep '^Machine.*Pentium' >/dev/null) \ + && UNAME_MACHINE=i586 + (/bin/uname -X|grep '^Machine.*Pent *II' >/dev/null) \ + && UNAME_MACHINE=i686 + (/bin/uname -X|grep '^Machine.*Pentium Pro' >/dev/null) \ + && UNAME_MACHINE=i686 + echo ${UNAME_MACHINE}-pc-sco$UNAME_REL + else + echo ${UNAME_MACHINE}-pc-sysv32 + fi + exit ;; + pc:*:*:*) + # Left here for compatibility: + # uname -m prints for DJGPP always 'pc', but it prints nothing about + # the processor, so we play safe by assuming i586. + # Note: whatever this is, it MUST be the same as what config.sub + # prints for the "djgpp" host, or else GDB configury will decide that + # this is a cross-build. + echo i586-pc-msdosdjgpp + exit ;; + Intel:Mach:3*:*) + echo i386-pc-mach3 + exit ;; + paragon:*:*:*) + echo i860-intel-osf1 + exit ;; + i860:*:4.*:*) # i860-SVR4 + if grep Stardent /usr/include/sys/uadmin.h >/dev/null 2>&1 ; then + echo i860-stardent-sysv${UNAME_RELEASE} # Stardent Vistra i860-SVR4 + else # Add other i860-SVR4 vendors below as they are discovered. + echo i860-unknown-sysv${UNAME_RELEASE} # Unknown i860-SVR4 + fi + exit ;; + mini*:CTIX:SYS*5:*) + # "miniframe" + echo m68010-convergent-sysv + exit ;; + mc68k:UNIX:SYSTEM5:3.51m) + echo m68k-convergent-sysv + exit ;; + M680?0:D-NIX:5.3:*) + echo m68k-diab-dnix + exit ;; + M68*:*:R3V[5678]*:*) + test -r /sysV68 && { echo 'm68k-motorola-sysv'; exit; } ;; + 3[345]??:*:4.0:3.0 | 3[34]??A:*:4.0:3.0 | 3[34]??,*:*:4.0:3.0 | 3[34]??/*:*:4.0:3.0 | 4400:*:4.0:3.0 | 4850:*:4.0:3.0 | SKA40:*:4.0:3.0 | SDS2:*:4.0:3.0 | SHG2:*:4.0:3.0 | S7501*:*:4.0:3.0) + OS_REL='' + test -r /etc/.relid \ + && OS_REL=.`sed -n 's/[^ ]* [^ ]* \([0-9][0-9]\).*/\1/p' < /etc/.relid` + /bin/uname -p 2>/dev/null | grep 86 >/dev/null \ + && { echo i486-ncr-sysv4.3${OS_REL}; exit; } + /bin/uname -p 2>/dev/null | /bin/grep entium >/dev/null \ + && { echo i586-ncr-sysv4.3${OS_REL}; exit; } ;; + 3[34]??:*:4.0:* | 3[34]??,*:*:4.0:*) + /bin/uname -p 2>/dev/null | grep 86 >/dev/null \ + && { echo i486-ncr-sysv4; exit; } ;; + NCR*:*:4.2:* | MPRAS*:*:4.2:*) + OS_REL='.3' + test -r /etc/.relid \ + && OS_REL=.`sed -n 's/[^ ]* [^ ]* \([0-9][0-9]\).*/\1/p' < /etc/.relid` + /bin/uname -p 2>/dev/null | grep 86 >/dev/null \ + && { echo i486-ncr-sysv4.3${OS_REL}; exit; } + /bin/uname -p 2>/dev/null | /bin/grep entium >/dev/null \ + && { echo i586-ncr-sysv4.3${OS_REL}; exit; } + /bin/uname -p 2>/dev/null | /bin/grep pteron >/dev/null \ + && { echo i586-ncr-sysv4.3${OS_REL}; exit; } ;; + m68*:LynxOS:2.*:* | m68*:LynxOS:3.0*:*) + echo m68k-unknown-lynxos${UNAME_RELEASE} + exit ;; + mc68030:UNIX_System_V:4.*:*) + echo m68k-atari-sysv4 + exit ;; + TSUNAMI:LynxOS:2.*:*) + echo sparc-unknown-lynxos${UNAME_RELEASE} + exit ;; + rs6000:LynxOS:2.*:*) + echo rs6000-unknown-lynxos${UNAME_RELEASE} + exit ;; + PowerPC:LynxOS:2.*:* | PowerPC:LynxOS:3.[01]*:* | PowerPC:LynxOS:4.[02]*:*) + echo powerpc-unknown-lynxos${UNAME_RELEASE} + exit ;; + SM[BE]S:UNIX_SV:*:*) + echo mips-dde-sysv${UNAME_RELEASE} + exit ;; + RM*:ReliantUNIX-*:*:*) + echo mips-sni-sysv4 + exit ;; + RM*:SINIX-*:*:*) + echo mips-sni-sysv4 + exit ;; + *:SINIX-*:*:*) + if uname -p 2>/dev/null >/dev/null ; then + UNAME_MACHINE=`(uname -p) 2>/dev/null` + echo ${UNAME_MACHINE}-sni-sysv4 + else + echo ns32k-sni-sysv + fi + exit ;; + PENTIUM:*:4.0*:*) # Unisys `ClearPath HMP IX 4000' SVR4/MP effort + # says + echo i586-unisys-sysv4 + exit ;; + *:UNIX_System_V:4*:FTX*) + # From Gerald Hewes . + # How about differentiating between stratus architectures? -djm + echo hppa1.1-stratus-sysv4 + exit ;; + *:*:*:FTX*) + # From seanf@swdc.stratus.com. + echo i860-stratus-sysv4 + exit ;; + i*86:VOS:*:*) + # From Paul.Green@stratus.com. + echo ${UNAME_MACHINE}-stratus-vos + exit ;; + *:VOS:*:*) + # From Paul.Green@stratus.com. + echo hppa1.1-stratus-vos + exit ;; + mc68*:A/UX:*:*) + echo m68k-apple-aux${UNAME_RELEASE} + exit ;; + news*:NEWS-OS:6*:*) + echo mips-sony-newsos6 + exit ;; + R[34]000:*System_V*:*:* | R4000:UNIX_SYSV:*:* | R*000:UNIX_SV:*:*) + if [ -d /usr/nec ]; then + echo mips-nec-sysv${UNAME_RELEASE} + else + echo mips-unknown-sysv${UNAME_RELEASE} + fi + exit ;; + BeBox:BeOS:*:*) # BeOS running on hardware made by Be, PPC only. + echo powerpc-be-beos + exit ;; + BeMac:BeOS:*:*) # BeOS running on Mac or Mac clone, PPC only. + echo powerpc-apple-beos + exit ;; + BePC:BeOS:*:*) # BeOS running on Intel PC compatible. + echo i586-pc-beos + exit ;; + BePC:Haiku:*:*) # Haiku running on Intel PC compatible. + echo i586-pc-haiku + exit ;; + SX-4:SUPER-UX:*:*) + echo sx4-nec-superux${UNAME_RELEASE} + exit ;; + SX-5:SUPER-UX:*:*) + echo sx5-nec-superux${UNAME_RELEASE} + exit ;; + SX-6:SUPER-UX:*:*) + echo sx6-nec-superux${UNAME_RELEASE} + exit ;; + SX-7:SUPER-UX:*:*) + echo sx7-nec-superux${UNAME_RELEASE} + exit ;; + SX-8:SUPER-UX:*:*) + echo sx8-nec-superux${UNAME_RELEASE} + exit ;; + SX-8R:SUPER-UX:*:*) + echo sx8r-nec-superux${UNAME_RELEASE} + exit ;; + Power*:Rhapsody:*:*) + echo powerpc-apple-rhapsody${UNAME_RELEASE} + exit ;; + *:Rhapsody:*:*) + echo ${UNAME_MACHINE}-apple-rhapsody${UNAME_RELEASE} + exit ;; + *:Darwin:*:*) + UNAME_PROCESSOR=`uname -p` || UNAME_PROCESSOR=unknown + case $UNAME_PROCESSOR in + i386) + eval $set_cc_for_build + if [ "$CC_FOR_BUILD" != 'no_compiler_found' ]; then + if (echo '#ifdef __LP64__'; echo IS_64BIT_ARCH; echo '#endif') | \ + (CCOPTS= $CC_FOR_BUILD -E - 2>/dev/null) | \ + grep IS_64BIT_ARCH >/dev/null + then + UNAME_PROCESSOR="x86_64" + fi + fi ;; + unknown) UNAME_PROCESSOR=powerpc ;; + esac + echo ${UNAME_PROCESSOR}-apple-darwin${UNAME_RELEASE} + exit ;; + *:procnto*:*:* | *:QNX:[0123456789]*:*) + UNAME_PROCESSOR=`uname -p` + if test "$UNAME_PROCESSOR" = "x86"; then + UNAME_PROCESSOR=i386 + UNAME_MACHINE=pc + fi + echo ${UNAME_PROCESSOR}-${UNAME_MACHINE}-nto-qnx${UNAME_RELEASE} + exit ;; + *:QNX:*:4*) + echo i386-pc-qnx + exit ;; + NEO-?:NONSTOP_KERNEL:*:*) + echo neo-tandem-nsk${UNAME_RELEASE} + exit ;; + NSE-?:NONSTOP_KERNEL:*:*) + echo nse-tandem-nsk${UNAME_RELEASE} + exit ;; + NSR-?:NONSTOP_KERNEL:*:*) + echo nsr-tandem-nsk${UNAME_RELEASE} + exit ;; + *:NonStop-UX:*:*) + echo mips-compaq-nonstopux + exit ;; + BS2000:POSIX*:*:*) + echo bs2000-siemens-sysv + exit ;; + DS/*:UNIX_System_V:*:*) + echo ${UNAME_MACHINE}-${UNAME_SYSTEM}-${UNAME_RELEASE} + exit ;; + *:Plan9:*:*) + # "uname -m" is not consistent, so use $cputype instead. 386 + # is converted to i386 for consistency with other x86 + # operating systems. + if test "$cputype" = "386"; then + UNAME_MACHINE=i386 + else + UNAME_MACHINE="$cputype" + fi + echo ${UNAME_MACHINE}-unknown-plan9 + exit ;; + *:TOPS-10:*:*) + echo pdp10-unknown-tops10 + exit ;; + *:TENEX:*:*) + echo pdp10-unknown-tenex + exit ;; + KS10:TOPS-20:*:* | KL10:TOPS-20:*:* | TYPE4:TOPS-20:*:*) + echo pdp10-dec-tops20 + exit ;; + XKL-1:TOPS-20:*:* | TYPE5:TOPS-20:*:*) + echo pdp10-xkl-tops20 + exit ;; + *:TOPS-20:*:*) + echo pdp10-unknown-tops20 + exit ;; + *:ITS:*:*) + echo pdp10-unknown-its + exit ;; + SEI:*:*:SEIUX) + echo mips-sei-seiux${UNAME_RELEASE} + exit ;; + *:DragonFly:*:*) + echo ${UNAME_MACHINE}-unknown-dragonfly`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'` + exit ;; + *:*VMS:*:*) + UNAME_MACHINE=`(uname -p) 2>/dev/null` + case "${UNAME_MACHINE}" in + A*) echo alpha-dec-vms ; exit ;; + I*) echo ia64-dec-vms ; exit ;; + V*) echo vax-dec-vms ; exit ;; + esac ;; + *:XENIX:*:SysV) + echo i386-pc-xenix + exit ;; + i*86:skyos:*:*) + echo ${UNAME_MACHINE}-pc-skyos`echo ${UNAME_RELEASE}` | sed -e 's/ .*$//' + exit ;; + i*86:rdos:*:*) + echo ${UNAME_MACHINE}-pc-rdos + exit ;; + i*86:AROS:*:*) + echo ${UNAME_MACHINE}-pc-aros + exit ;; +esac + +#echo '(No uname command or uname output not recognized.)' 1>&2 +#echo "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" 1>&2 + +eval $set_cc_for_build +cat >$dummy.c < +# include +#endif +main () +{ +#if defined (sony) +#if defined (MIPSEB) + /* BFD wants "bsd" instead of "newsos". Perhaps BFD should be changed, + I don't know.... */ + printf ("mips-sony-bsd\n"); exit (0); +#else +#include + printf ("m68k-sony-newsos%s\n", +#ifdef NEWSOS4 + "4" +#else + "" +#endif + ); exit (0); +#endif +#endif + +#if defined (__arm) && defined (__acorn) && defined (__unix) + printf ("arm-acorn-riscix\n"); exit (0); +#endif + +#if defined (hp300) && !defined (hpux) + printf ("m68k-hp-bsd\n"); exit (0); +#endif + +#if defined (NeXT) +#if !defined (__ARCHITECTURE__) +#define __ARCHITECTURE__ "m68k" +#endif + int version; + version=`(hostinfo | sed -n 's/.*NeXT Mach \([0-9]*\).*/\1/p') 2>/dev/null`; + if (version < 4) + printf ("%s-next-nextstep%d\n", __ARCHITECTURE__, version); + else + printf ("%s-next-openstep%d\n", __ARCHITECTURE__, version); + exit (0); +#endif + +#if defined (MULTIMAX) || defined (n16) +#if defined (UMAXV) + printf ("ns32k-encore-sysv\n"); exit (0); +#else +#if defined (CMU) + printf ("ns32k-encore-mach\n"); exit (0); +#else + printf ("ns32k-encore-bsd\n"); exit (0); +#endif +#endif +#endif + +#if defined (__386BSD__) + printf ("i386-pc-bsd\n"); exit (0); +#endif + +#if defined (sequent) +#if defined (i386) + printf ("i386-sequent-dynix\n"); exit (0); +#endif +#if defined (ns32000) + printf ("ns32k-sequent-dynix\n"); exit (0); +#endif +#endif + +#if defined (_SEQUENT_) + struct utsname un; + + uname(&un); + + if (strncmp(un.version, "V2", 2) == 0) { + printf ("i386-sequent-ptx2\n"); exit (0); + } + if (strncmp(un.version, "V1", 2) == 0) { /* XXX is V1 correct? */ + printf ("i386-sequent-ptx1\n"); exit (0); + } + printf ("i386-sequent-ptx\n"); exit (0); + +#endif + +#if defined (vax) +# if !defined (ultrix) +# include +# if defined (BSD) +# if BSD == 43 + printf ("vax-dec-bsd4.3\n"); exit (0); +# else +# if BSD == 199006 + printf ("vax-dec-bsd4.3reno\n"); exit (0); +# else + printf ("vax-dec-bsd\n"); exit (0); +# endif +# endif +# else + printf ("vax-dec-bsd\n"); exit (0); +# endif +# else + printf ("vax-dec-ultrix\n"); exit (0); +# endif +#endif + +#if defined (alliant) && defined (i860) + printf ("i860-alliant-bsd\n"); exit (0); +#endif + + exit (1); +} +EOF + +$CC_FOR_BUILD -o $dummy $dummy.c 2>/dev/null && SYSTEM_NAME=`$dummy` && + { echo "$SYSTEM_NAME"; exit; } + +# Apollos put the system type in the environment. + +test -d /usr/apollo && { echo ${ISP}-apollo-${SYSTYPE}; exit; } + +# Convex versions that predate uname can use getsysinfo(1) + +if [ -x /usr/convex/getsysinfo ] +then + case `getsysinfo -f cpu_type` in + c1*) + echo c1-convex-bsd + exit ;; + c2*) + if getsysinfo -f scalar_acc + then echo c32-convex-bsd + else echo c2-convex-bsd + fi + exit ;; + c34*) + echo c34-convex-bsd + exit ;; + c38*) + echo c38-convex-bsd + exit ;; + c4*) + echo c4-convex-bsd + exit ;; + esac +fi + +cat >&2 < in order to provide the needed +information to handle your system. + +config.guess timestamp = $timestamp + +uname -m = `(uname -m) 2>/dev/null || echo unknown` +uname -r = `(uname -r) 2>/dev/null || echo unknown` +uname -s = `(uname -s) 2>/dev/null || echo unknown` +uname -v = `(uname -v) 2>/dev/null || echo unknown` + +/usr/bin/uname -p = `(/usr/bin/uname -p) 2>/dev/null` +/bin/uname -X = `(/bin/uname -X) 2>/dev/null` + +hostinfo = `(hostinfo) 2>/dev/null` +/bin/universe = `(/bin/universe) 2>/dev/null` +/usr/bin/arch -k = `(/usr/bin/arch -k) 2>/dev/null` +/bin/arch = `(/bin/arch) 2>/dev/null` +/usr/bin/oslevel = `(/usr/bin/oslevel) 2>/dev/null` +/usr/convex/getsysinfo = `(/usr/convex/getsysinfo) 2>/dev/null` + +UNAME_MACHINE = ${UNAME_MACHINE} +UNAME_RELEASE = ${UNAME_RELEASE} +UNAME_SYSTEM = ${UNAME_SYSTEM} +UNAME_VERSION = ${UNAME_VERSION} +EOF + +exit 1 + +# Local variables: +# eval: (add-hook 'write-file-hooks 'time-stamp) +# time-stamp-start: "timestamp='" +# time-stamp-format: "%:y-%02m-%02d" +# time-stamp-end: "'" +# End: diff --git a/config.sub b/config.sub new file mode 100755 index 000000000000..7c62c346acfb --- /dev/null +++ b/config.sub @@ -0,0 +1,1760 @@ +#! /bin/sh +# Configuration validation subroutine script. +# Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, +# 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 +# 2011 Free Software Foundation, Inc. + +timestamp='2011-04-01' + +# This file is (in principle) common to ALL GNU software. +# The presence of a machine in this file suggests that SOME GNU software +# can handle that machine. It does not imply ALL GNU software can. +# +# This file is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA +# 02110-1301, USA. +# +# As a special exception to the GNU General Public License, if you +# distribute this file as part of a program that contains a +# configuration script generated by Autoconf, you may include it under +# the same distribution terms that you use for the rest of that program. + + +# Please send patches to . Submit a context +# diff and a properly formatted GNU ChangeLog entry. +# +# Configuration subroutine to validate and canonicalize a configuration type. +# Supply the specified configuration type as an argument. +# If it is invalid, we print an error message on stderr and exit with code 1. +# Otherwise, we print the canonical config type on stdout and succeed. + +# You can get the latest version of this script from: +# http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.sub;hb=HEAD + +# This file is supposed to be the same for all GNU packages +# and recognize all the CPU types, system types and aliases +# that are meaningful with *any* GNU software. +# Each package is responsible for reporting which valid configurations +# it does not support. The user should be able to distinguish +# a failure to support a valid configuration from a meaningless +# configuration. + +# The goal of this file is to map all the various variations of a given +# machine specification into a single specification in the form: +# CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM +# or in some cases, the newer four-part form: +# CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM +# It is wrong to echo any other type of specification. + +me=`echo "$0" | sed -e 's,.*/,,'` + +usage="\ +Usage: $0 [OPTION] CPU-MFR-OPSYS + $0 [OPTION] ALIAS + +Canonicalize a configuration name. + +Operation modes: + -h, --help print this help, then exit + -t, --time-stamp print date of last modification, then exit + -v, --version print version number, then exit + +Report bugs and patches to ." + +version="\ +GNU config.sub ($timestamp) + +Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, +2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 +Free Software Foundation, Inc. + +This is free software; see the source for copying conditions. There is NO +warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE." + +help=" +Try \`$me --help' for more information." + +# Parse command line +while test $# -gt 0 ; do + case $1 in + --time-stamp | --time* | -t ) + echo "$timestamp" ; exit ;; + --version | -v ) + echo "$version" ; exit ;; + --help | --h* | -h ) + echo "$usage"; exit ;; + -- ) # Stop option processing + shift; break ;; + - ) # Use stdin as input. + break ;; + -* ) + echo "$me: invalid option $1$help" + exit 1 ;; + + *local*) + # First pass through any local machine types. + echo $1 + exit ;; + + * ) + break ;; + esac +done + +case $# in + 0) echo "$me: missing argument$help" >&2 + exit 1;; + 1) ;; + *) echo "$me: too many arguments$help" >&2 + exit 1;; +esac + +# Separate what the user gave into CPU-COMPANY and OS or KERNEL-OS (if any). +# Here we must recognize all the valid KERNEL-OS combinations. +maybe_os=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\2/'` +case $maybe_os in + nto-qnx* | linux-gnu* | linux-android* | linux-dietlibc | linux-newlib* | \ + linux-uclibc* | uclinux-uclibc* | uclinux-gnu* | kfreebsd*-gnu* | \ + knetbsd*-gnu* | netbsd*-gnu* | \ + kopensolaris*-gnu* | \ + storm-chaos* | os2-emx* | rtmk-nova*) + os=-$maybe_os + basic_machine=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\1/'` + ;; + *) + basic_machine=`echo $1 | sed 's/-[^-]*$//'` + if [ $basic_machine != $1 ] + then os=`echo $1 | sed 's/.*-/-/'` + else os=; fi + ;; +esac + +### Let's recognize common machines as not being operating systems so +### that things like config.sub decstation-3100 work. We also +### recognize some manufacturers as not being operating systems, so we +### can provide default operating systems below. +case $os in + -sun*os*) + # Prevent following clause from handling this invalid input. + ;; + -dec* | -mips* | -sequent* | -encore* | -pc532* | -sgi* | -sony* | \ + -att* | -7300* | -3300* | -delta* | -motorola* | -sun[234]* | \ + -unicom* | -ibm* | -next | -hp | -isi* | -apollo | -altos* | \ + -convergent* | -ncr* | -news | -32* | -3600* | -3100* | -hitachi* |\ + -c[123]* | -convex* | -sun | -crds | -omron* | -dg | -ultra | -tti* | \ + -harris | -dolphin | -highlevel | -gould | -cbm | -ns | -masscomp | \ + -apple | -axis | -knuth | -cray | -microblaze) + os= + basic_machine=$1 + ;; + -bluegene*) + os=-cnk + ;; + -sim | -cisco | -oki | -wec | -winbond) + os= + basic_machine=$1 + ;; + -scout) + ;; + -wrs) + os=-vxworks + basic_machine=$1 + ;; + -chorusos*) + os=-chorusos + basic_machine=$1 + ;; + -chorusrdb) + os=-chorusrdb + basic_machine=$1 + ;; + -hiux*) + os=-hiuxwe2 + ;; + -sco6) + os=-sco5v6 + basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'` + ;; + -sco5) + os=-sco3.2v5 + basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'` + ;; + -sco4) + os=-sco3.2v4 + basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'` + ;; + -sco3.2.[4-9]*) + os=`echo $os | sed -e 's/sco3.2./sco3.2v/'` + basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'` + ;; + -sco3.2v[4-9]*) + # Don't forget version if it is 3.2v4 or newer. + basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'` + ;; + -sco5v6*) + # Don't forget version if it is 3.2v4 or newer. + basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'` + ;; + -sco*) + os=-sco3.2v2 + basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'` + ;; + -udk*) + basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'` + ;; + -isc) + os=-isc2.2 + basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'` + ;; + -clix*) + basic_machine=clipper-intergraph + ;; + -isc*) + basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'` + ;; + -lynx*) + os=-lynxos + ;; + -ptx*) + basic_machine=`echo $1 | sed -e 's/86-.*/86-sequent/'` + ;; + -windowsnt*) + os=`echo $os | sed -e 's/windowsnt/winnt/'` + ;; + -psos*) + os=-psos + ;; + -mint | -mint[0-9]*) + basic_machine=m68k-atari + os=-mint + ;; +esac + +# Decode aliases for certain CPU-COMPANY combinations. +case $basic_machine in + # Recognize the basic CPU types without company name. + # Some are omitted here because they have special meanings below. + 1750a | 580 \ + | a29k \ + | alpha | alphaev[4-8] | alphaev56 | alphaev6[78] | alphapca5[67] \ + | alpha64 | alpha64ev[4-8] | alpha64ev56 | alpha64ev6[78] | alpha64pca5[67] \ + | am33_2.0 \ + | arc | arm | arm[bl]e | arme[lb] | armv[2345] | armv[345][lb] | avr | avr32 \ + | bfin \ + | c4x | clipper \ + | d10v | d30v | dlx | dsp16xx \ + | fido | fr30 | frv \ + | h8300 | h8500 | hppa | hppa1.[01] | hppa2.0 | hppa2.0[nw] | hppa64 \ + | i370 | i860 | i960 | ia64 \ + | ip2k | iq2000 \ + | lm32 \ + | m32c | m32r | m32rle | m68000 | m68k | m88k \ + | maxq | mb | microblaze | mcore | mep | metag \ + | mips | mipsbe | mipseb | mipsel | mipsle \ + | mips16 \ + | mips64 | mips64el \ + | mips64octeon | mips64octeonel \ + | mips64orion | mips64orionel \ + | mips64r5900 | mips64r5900el \ + | mips64vr | mips64vrel \ + | mips64vr4100 | mips64vr4100el \ + | mips64vr4300 | mips64vr4300el \ + | mips64vr5000 | mips64vr5000el \ + | mips64vr5900 | mips64vr5900el \ + | mipsisa32 | mipsisa32el \ + | mipsisa32r2 | mipsisa32r2el \ + | mipsisa64 | mipsisa64el \ + | mipsisa64r2 | mipsisa64r2el \ + | mipsisa64sb1 | mipsisa64sb1el \ + | mipsisa64sr71k | mipsisa64sr71kel \ + | mipstx39 | mipstx39el \ + | mn10200 | mn10300 \ + | moxie \ + | mt \ + | msp430 \ + | nds32 | nds32le | nds32be \ + | nios | nios2 \ + | ns16k | ns32k \ + | open8 \ + | or32 \ + | pdp10 | pdp11 | pj | pjl \ + | powerpc | powerpc64 | powerpc64le | powerpcle \ + | pyramid \ + | rx \ + | score \ + | sh | sh[1234] | sh[24]a | sh[24]aeb | sh[23]e | sh[34]eb | sheb | shbe | shle | sh[1234]le | sh3ele \ + | sh64 | sh64le \ + | sparc | sparc64 | sparc64b | sparc64v | sparc86x | sparclet | sparclite \ + | sparcv8 | sparcv9 | sparcv9b | sparcv9v \ + | spu \ + | tahoe | tic4x | tic54x | tic55x | tic6x | tic80 | tron \ + | ubicom32 \ + | v850 | v850e \ + | we32k \ + | x86 | xc16x | xstormy16 | xtensa \ + | z8k | z80) + basic_machine=$basic_machine-unknown + ;; + c54x) + basic_machine=tic54x-unknown + ;; + c55x) + basic_machine=tic55x-unknown + ;; + c6x) + basic_machine=tic6x-unknown + ;; + m6811 | m68hc11 | m6812 | m68hc12 | picochip) + # Motorola 68HC11/12. + basic_machine=$basic_machine-unknown + os=-none + ;; + m88110 | m680[12346]0 | m683?2 | m68360 | m5200 | v70 | w65 | z8k) + ;; + ms1) + basic_machine=mt-unknown + ;; + strongarm | thumb | xscale) + basic_machine=arm-unknown + ;; + xscaleeb) + basic_machine=armeb-unknown + ;; + xscaleel) + basic_machine=armel-unknown + ;; + # We use `pc' rather than `unknown' + # because (1) that's what they normally are, and + # (2) the word "unknown" tends to confuse beginning users. + i*86 | x86_64) + basic_machine=$basic_machine-pc + ;; + # Object if more than one company name word. + *-*-*) + echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2 + exit 1 + ;; + # Recognize the basic CPU types with company name. + 580-* \ + | a29k-* \ + | alpha-* | alphaev[4-8]-* | alphaev56-* | alphaev6[78]-* \ + | alpha64-* | alpha64ev[4-8]-* | alpha64ev56-* | alpha64ev6[78]-* \ + | alphapca5[67]-* | alpha64pca5[67]-* | arc-* \ + | arm-* | armbe-* | armle-* | armeb-* | armv*-* \ + | avr-* | avr32-* \ + | bfin-* | bs2000-* \ + | c[123]* | c30-* | [cjt]90-* | c4x-* \ + | clipper-* | craynv-* | cydra-* \ + | d10v-* | d30v-* | dlx-* \ + | elxsi-* \ + | f30[01]-* | f700-* | fido-* | fr30-* | frv-* | fx80-* \ + | h8300-* | h8500-* \ + | hppa-* | hppa1.[01]-* | hppa2.0-* | hppa2.0[nw]-* | hppa64-* \ + | i*86-* | i860-* | i960-* | ia64-* \ + | ip2k-* | iq2000-* \ + | lm32-* \ + | m32c-* | m32r-* | m32rle-* \ + | m68000-* | m680[012346]0-* | m68360-* | m683?2-* | m68k-* \ + | m88110-* | m88k-* | maxq-* | mcore-* | metag-* | microblaze-* \ + | mips-* | mipsbe-* | mipseb-* | mipsel-* | mipsle-* \ + | mips16-* \ + | mips64-* | mips64el-* \ + | mips64octeon-* | mips64octeonel-* \ + | mips64orion-* | mips64orionel-* \ + | mips64r5900-* | mips64r5900el-* \ + | mips64vr-* | mips64vrel-* \ + | mips64vr4100-* | mips64vr4100el-* \ + | mips64vr4300-* | mips64vr4300el-* \ + | mips64vr5000-* | mips64vr5000el-* \ + | mips64vr5900-* | mips64vr5900el-* \ + | mipsisa32-* | mipsisa32el-* \ + | mipsisa32r2-* | mipsisa32r2el-* \ + | mipsisa64-* | mipsisa64el-* \ + | mipsisa64r2-* | mipsisa64r2el-* \ + | mipsisa64sb1-* | mipsisa64sb1el-* \ + | mipsisa64sr71k-* | mipsisa64sr71kel-* \ + | mipstx39-* | mipstx39el-* \ + | mmix-* \ + | mt-* \ + | msp430-* \ + | nds32-* | nds32le-* | nds32be-* \ + | nios-* | nios2-* \ + | none-* | np1-* | ns16k-* | ns32k-* \ + | open8-* \ + | orion-* \ + | pdp10-* | pdp11-* | pj-* | pjl-* | pn-* | power-* \ + | powerpc-* | powerpc64-* | powerpc64le-* | powerpcle-* \ + | pyramid-* \ + | romp-* | rs6000-* | rx-* \ + | sh-* | sh[1234]-* | sh[24]a-* | sh[24]aeb-* | sh[23]e-* | sh[34]eb-* | sheb-* | shbe-* \ + | shle-* | sh[1234]le-* | sh3ele-* | sh64-* | sh64le-* \ + | sparc-* | sparc64-* | sparc64b-* | sparc64v-* | sparc86x-* | sparclet-* \ + | sparclite-* \ + | sparcv8-* | sparcv9-* | sparcv9b-* | sparcv9v-* | sv1-* | sx?-* \ + | tahoe-* \ + | tic30-* | tic4x-* | tic54x-* | tic55x-* | tic6x-* | tic80-* \ + | tile-* | tilegx-* \ + | tron-* \ + | ubicom32-* \ + | v850-* | v850e-* | vax-* \ + | we32k-* \ + | x86-* | x86_64-* | xc16x-* | xps100-* \ + | xstormy16-* | xtensa*-* \ + | ymp-* \ + | z8k-* | z80-*) + ;; + # Recognize the basic CPU types without company name, with glob match. + xtensa*) + basic_machine=$basic_machine-unknown + ;; + # Recognize the various machine names and aliases which stand + # for a CPU type and a company and sometimes even an OS. + 386bsd) + basic_machine=i386-unknown + os=-bsd + ;; + 3b1 | 7300 | 7300-att | att-7300 | pc7300 | safari | unixpc) + basic_machine=m68000-att + ;; + 3b*) + basic_machine=we32k-att + ;; + a29khif) + basic_machine=a29k-amd + os=-udi + ;; + abacus) + basic_machine=abacus-unknown + ;; + adobe68k) + basic_machine=m68010-adobe + os=-scout + ;; + alliant | fx80) + basic_machine=fx80-alliant + ;; + altos | altos3068) + basic_machine=m68k-altos + ;; + am29k) + basic_machine=a29k-none + os=-bsd + ;; + amd64) + basic_machine=x86_64-pc + ;; + amd64-*) + basic_machine=x86_64-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + amdahl) + basic_machine=580-amdahl + os=-sysv + ;; + amiga | amiga-*) + basic_machine=m68k-unknown + ;; + amigaos | amigados) + basic_machine=m68k-unknown + os=-amigaos + ;; + amigaunix | amix) + basic_machine=m68k-unknown + os=-sysv4 + ;; + apollo68) + basic_machine=m68k-apollo + os=-sysv + ;; + apollo68bsd) + basic_machine=m68k-apollo + os=-bsd + ;; + aros) + basic_machine=i386-pc + os=-aros + ;; + aux) + basic_machine=m68k-apple + os=-aux + ;; + balance) + basic_machine=ns32k-sequent + os=-dynix + ;; + blackfin) + basic_machine=bfin-unknown + os=-linux + ;; + blackfin-*) + basic_machine=bfin-`echo $basic_machine | sed 's/^[^-]*-//'` + os=-linux + ;; + bluegene*) + basic_machine=powerpc-ibm + os=-cnk + ;; + c54x-*) + basic_machine=tic54x-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + c55x-*) + basic_machine=tic55x-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + c6x-*) + basic_machine=tic6x-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + c90) + basic_machine=c90-cray + os=-unicos + ;; + cegcc) + basic_machine=arm-unknown + os=-cegcc + ;; + convex-c1) + basic_machine=c1-convex + os=-bsd + ;; + convex-c2) + basic_machine=c2-convex + os=-bsd + ;; + convex-c32) + basic_machine=c32-convex + os=-bsd + ;; + convex-c34) + basic_machine=c34-convex + os=-bsd + ;; + convex-c38) + basic_machine=c38-convex + os=-bsd + ;; + cray | j90) + basic_machine=j90-cray + os=-unicos + ;; + craynv) + basic_machine=craynv-cray + os=-unicosmp + ;; + cr16 | cr16-*) + basic_machine=cr16-unknown + os=-elf + ;; + crds | unos) + basic_machine=m68k-crds + ;; + crisv32 | crisv32-* | etraxfs*) + basic_machine=crisv32-axis + ;; + cris | cris-* | etrax*) + basic_machine=cris-axis + ;; + crx) + basic_machine=crx-unknown + os=-elf + ;; + da30 | da30-*) + basic_machine=m68k-da30 + ;; + decstation | decstation-3100 | pmax | pmax-* | pmin | dec3100 | decstatn) + basic_machine=mips-dec + ;; + decsystem10* | dec10*) + basic_machine=pdp10-dec + os=-tops10 + ;; + decsystem20* | dec20*) + basic_machine=pdp10-dec + os=-tops20 + ;; + delta | 3300 | motorola-3300 | motorola-delta \ + | 3300-motorola | delta-motorola) + basic_machine=m68k-motorola + ;; + delta88) + basic_machine=m88k-motorola + os=-sysv3 + ;; + dicos) + basic_machine=i686-pc + os=-dicos + ;; + djgpp) + basic_machine=i586-pc + os=-msdosdjgpp + ;; + dpx20 | dpx20-*) + basic_machine=rs6000-bull + os=-bosx + ;; + dpx2* | dpx2*-bull) + basic_machine=m68k-bull + os=-sysv3 + ;; + ebmon29k) + basic_machine=a29k-amd + os=-ebmon + ;; + elxsi) + basic_machine=elxsi-elxsi + os=-bsd + ;; + encore | umax | mmax) + basic_machine=ns32k-encore + ;; + es1800 | OSE68k | ose68k | ose | OSE) + basic_machine=m68k-ericsson + os=-ose + ;; + fx2800) + basic_machine=i860-alliant + ;; + genix) + basic_machine=ns32k-ns + ;; + gmicro) + basic_machine=tron-gmicro + os=-sysv + ;; + go32) + basic_machine=i386-pc + os=-go32 + ;; + h3050r* | hiux*) + basic_machine=hppa1.1-hitachi + os=-hiuxwe2 + ;; + h8300hms) + basic_machine=h8300-hitachi + os=-hms + ;; + h8300xray) + basic_machine=h8300-hitachi + os=-xray + ;; + h8500hms) + basic_machine=h8500-hitachi + os=-hms + ;; + harris) + basic_machine=m88k-harris + os=-sysv3 + ;; + hp300-*) + basic_machine=m68k-hp + ;; + hp300bsd) + basic_machine=m68k-hp + os=-bsd + ;; + hp300hpux) + basic_machine=m68k-hp + os=-hpux + ;; + hp3k9[0-9][0-9] | hp9[0-9][0-9]) + basic_machine=hppa1.0-hp + ;; + hp9k2[0-9][0-9] | hp9k31[0-9]) + basic_machine=m68000-hp + ;; + hp9k3[2-9][0-9]) + basic_machine=m68k-hp + ;; + hp9k6[0-9][0-9] | hp6[0-9][0-9]) + basic_machine=hppa1.0-hp + ;; + hp9k7[0-79][0-9] | hp7[0-79][0-9]) + basic_machine=hppa1.1-hp + ;; + hp9k78[0-9] | hp78[0-9]) + # FIXME: really hppa2.0-hp + basic_machine=hppa1.1-hp + ;; + hp9k8[67]1 | hp8[67]1 | hp9k80[24] | hp80[24] | hp9k8[78]9 | hp8[78]9 | hp9k893 | hp893) + # FIXME: really hppa2.0-hp + basic_machine=hppa1.1-hp + ;; + hp9k8[0-9][13679] | hp8[0-9][13679]) + basic_machine=hppa1.1-hp + ;; + hp9k8[0-9][0-9] | hp8[0-9][0-9]) + basic_machine=hppa1.0-hp + ;; + hppa-next) + os=-nextstep3 + ;; + hppaosf) + basic_machine=hppa1.1-hp + os=-osf + ;; + hppro) + basic_machine=hppa1.1-hp + os=-proelf + ;; + i370-ibm* | ibm*) + basic_machine=i370-ibm + ;; +# I'm not sure what "Sysv32" means. Should this be sysv3.2? + i*86v32) + basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'` + os=-sysv32 + ;; + i*86v4*) + basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'` + os=-sysv4 + ;; + i*86v) + basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'` + os=-sysv + ;; + i*86sol2) + basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'` + os=-solaris2 + ;; + i386mach) + basic_machine=i386-mach + os=-mach + ;; + i386-vsta | vsta) + basic_machine=i386-unknown + os=-vsta + ;; + iris | iris4d) + basic_machine=mips-sgi + case $os in + -irix*) + ;; + *) + os=-irix4 + ;; + esac + ;; + isi68 | isi) + basic_machine=m68k-isi + os=-sysv + ;; + m68knommu) + basic_machine=m68k-unknown + os=-linux + ;; + m68knommu-*) + basic_machine=m68k-`echo $basic_machine | sed 's/^[^-]*-//'` + os=-linux + ;; + m88k-omron*) + basic_machine=m88k-omron + ;; + magnum | m3230) + basic_machine=mips-mips + os=-sysv + ;; + merlin) + basic_machine=ns32k-utek + os=-sysv + ;; + microblaze) + basic_machine=microblaze-xilinx + ;; + mingw32) + basic_machine=i386-pc + os=-mingw32 + ;; + mingw32ce) + basic_machine=arm-unknown + os=-mingw32ce + ;; + miniframe) + basic_machine=m68000-convergent + ;; + *mint | -mint[0-9]* | *MiNT | *MiNT[0-9]*) + basic_machine=m68k-atari + os=-mint + ;; + mips3*-*) + basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'` + ;; + mips3*) + basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`-unknown + ;; + monitor) + basic_machine=m68k-rom68k + os=-coff + ;; + morphos) + basic_machine=powerpc-unknown + os=-morphos + ;; + msdos) + basic_machine=i386-pc + os=-msdos + ;; + ms1-*) + basic_machine=`echo $basic_machine | sed -e 's/ms1-/mt-/'` + ;; + mvs) + basic_machine=i370-ibm + os=-mvs + ;; + ncr3000) + basic_machine=i486-ncr + os=-sysv4 + ;; + netbsd386) + basic_machine=i386-unknown + os=-netbsd + ;; + netwinder) + basic_machine=armv4l-rebel + os=-linux + ;; + news | news700 | news800 | news900) + basic_machine=m68k-sony + os=-newsos + ;; + news1000) + basic_machine=m68030-sony + os=-newsos + ;; + news-3600 | risc-news) + basic_machine=mips-sony + os=-newsos + ;; + necv70) + basic_machine=v70-nec + os=-sysv + ;; + next | m*-next) + basic_machine=m68k-next + case $os in + -nextstep*) + ;; + -ns2*) + os=-nextstep2 + ;; + *) + os=-nextstep3 + ;; + esac + ;; + nh3000) + basic_machine=m68k-harris + os=-cxux + ;; + nh[45]000) + basic_machine=m88k-harris + os=-cxux + ;; + nindy960) + basic_machine=i960-intel + os=-nindy + ;; + mon960) + basic_machine=i960-intel + os=-mon960 + ;; + nonstopux) + basic_machine=mips-compaq + os=-nonstopux + ;; + np1) + basic_machine=np1-gould + ;; + neo-tandem) + basic_machine=neo-tandem + ;; + nse-tandem) + basic_machine=nse-tandem + ;; + nsr-tandem) + basic_machine=nsr-tandem + ;; + op50n-* | op60c-*) + basic_machine=hppa1.1-oki + os=-proelf + ;; + openrisc | openrisc-*) + basic_machine=or32-unknown + ;; + os400) + basic_machine=powerpc-ibm + os=-os400 + ;; + OSE68000 | ose68000) + basic_machine=m68000-ericsson + os=-ose + ;; + os68k) + basic_machine=m68k-none + os=-os68k + ;; + pa-hitachi) + basic_machine=hppa1.1-hitachi + os=-hiuxwe2 + ;; + paragon) + basic_machine=i860-intel + os=-osf + ;; + parisc) + basic_machine=hppa-unknown + os=-linux + ;; + parisc-*) + basic_machine=hppa-`echo $basic_machine | sed 's/^[^-]*-//'` + os=-linux + ;; + pbd) + basic_machine=sparc-tti + ;; + pbb) + basic_machine=m68k-tti + ;; + pc532 | pc532-*) + basic_machine=ns32k-pc532 + ;; + pc98) + basic_machine=i386-pc + ;; + pc98-*) + basic_machine=i386-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + pentium | p5 | k5 | k6 | nexgen | viac3) + basic_machine=i586-pc + ;; + pentiumpro | p6 | 6x86 | athlon | athlon_*) + basic_machine=i686-pc + ;; + pentiumii | pentium2 | pentiumiii | pentium3) + basic_machine=i686-pc + ;; + pentium4) + basic_machine=i786-pc + ;; + pentium-* | p5-* | k5-* | k6-* | nexgen-* | viac3-*) + basic_machine=i586-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + pentiumpro-* | p6-* | 6x86-* | athlon-*) + basic_machine=i686-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + pentiumii-* | pentium2-* | pentiumiii-* | pentium3-*) + basic_machine=i686-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + pentium4-*) + basic_machine=i786-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + pn) + basic_machine=pn-gould + ;; + power) + basic_machine=power-ibm + ;; + ppc | ppcbe) + basic_machine=powerpc-unknown + ;; + ppc-* | ppcbe-*) + basic_machine=powerpc-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + ppcle | powerpclittle | ppc-le | powerpc-little) + basic_machine=powerpcle-unknown + ;; + ppcle-* | powerpclittle-*) + basic_machine=powerpcle-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + ppc64) + basic_machine=powerpc64-unknown + ;; + ppc64-*) + basic_machine=powerpc64-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + ppc64le | powerpc64little | ppc64-le | powerpc64-little) + basic_machine=powerpc64le-unknown + ;; + ppc64le-* | powerpc64little-*) + basic_machine=powerpc64le-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + ps2) + basic_machine=i386-ibm + ;; + pw32) + basic_machine=i586-unknown + os=-pw32 + ;; + rdos) + basic_machine=i386-pc + os=-rdos + ;; + rom68k) + basic_machine=m68k-rom68k + os=-coff + ;; + rm[46]00) + basic_machine=mips-siemens + ;; + rtpc | rtpc-*) + basic_machine=romp-ibm + ;; + s390 | s390-*) + basic_machine=s390-ibm + ;; + s390x | s390x-*) + basic_machine=s390x-ibm + ;; + sa29200) + basic_machine=a29k-amd + os=-udi + ;; + sb1) + basic_machine=mipsisa64sb1-unknown + ;; + sb1el) + basic_machine=mipsisa64sb1el-unknown + ;; + sde) + basic_machine=mipsisa32-sde + os=-elf + ;; + sei) + basic_machine=mips-sei + os=-seiux + ;; + sequent) + basic_machine=i386-sequent + ;; + sh) + basic_machine=sh-hitachi + os=-hms + ;; + sh5el) + basic_machine=sh5le-unknown + ;; + sh64) + basic_machine=sh64-unknown + ;; + sparclite-wrs | simso-wrs) + basic_machine=sparclite-wrs + os=-vxworks + ;; + sps7) + basic_machine=m68k-bull + os=-sysv2 + ;; + spur) + basic_machine=spur-unknown + ;; + st2000) + basic_machine=m68k-tandem + ;; + stratus) + basic_machine=i860-stratus + os=-sysv4 + ;; + strongarm-* | thumb-*) + basic_machine=arm-`echo $basic_machine | sed 's/^[^-]*-//'` + ;; + sun2) + basic_machine=m68000-sun + ;; + sun2os3) + basic_machine=m68000-sun + os=-sunos3 + ;; + sun2os4) + basic_machine=m68000-sun + os=-sunos4 + ;; + sun3os3) + basic_machine=m68k-sun + os=-sunos3 + ;; + sun3os4) + basic_machine=m68k-sun + os=-sunos4 + ;; + sun4os3) + basic_machine=sparc-sun + os=-sunos3 + ;; + sun4os4) + basic_machine=sparc-sun + os=-sunos4 + ;; + sun4sol2) + basic_machine=sparc-sun + os=-solaris2 + ;; + sun3 | sun3-*) + basic_machine=m68k-sun + ;; + sun4) + basic_machine=sparc-sun + ;; + sun386 | sun386i | roadrunner) + basic_machine=i386-sun + ;; + sv1) + basic_machine=sv1-cray + os=-unicos + ;; + symmetry) + basic_machine=i386-sequent + os=-dynix + ;; + t3e) + basic_machine=alphaev5-cray + os=-unicos + ;; + t90) + basic_machine=t90-cray + os=-unicos + ;; + # This must be matched before tile*. + tilegx*) + basic_machine=tilegx-unknown + os=-linux-gnu + ;; + tile*) + basic_machine=tile-unknown + os=-linux-gnu + ;; + tx39) + basic_machine=mipstx39-unknown + ;; + tx39el) + basic_machine=mipstx39el-unknown + ;; + toad1) + basic_machine=pdp10-xkl + os=-tops20 + ;; + tower | tower-32) + basic_machine=m68k-ncr + ;; + tpf) + basic_machine=s390x-ibm + os=-tpf + ;; + udi29k) + basic_machine=a29k-amd + os=-udi + ;; + ultra3) + basic_machine=a29k-nyu + os=-sym1 + ;; + v810 | necv810) + basic_machine=v810-nec + os=-none + ;; + vaxv) + basic_machine=vax-dec + os=-sysv + ;; + vms) + basic_machine=vax-dec + os=-vms + ;; + vpp*|vx|vx-*) + basic_machine=f301-fujitsu + ;; + vxworks960) + basic_machine=i960-wrs + os=-vxworks + ;; + vxworks68) + basic_machine=m68k-wrs + os=-vxworks + ;; + vxworks29k) + basic_machine=a29k-wrs + os=-vxworks + ;; + w65*) + basic_machine=w65-wdc + os=-none + ;; + w89k-*) + basic_machine=hppa1.1-winbond + os=-proelf + ;; + xbox) + basic_machine=i686-pc + os=-mingw32 + ;; + xps | xps100) + basic_machine=xps100-honeywell + ;; + xscale-* | xscalee[bl]-*) + basic_machine=`echo $basic_machine | sed 's/^xscale/arm/'` + ;; + ymp) + basic_machine=ymp-cray + os=-unicos + ;; + z8k-*-coff) + basic_machine=z8k-unknown + os=-sim + ;; + z80-*-coff) + basic_machine=z80-unknown + os=-sim + ;; + none) + basic_machine=none-none + os=-none + ;; + +# Here we handle the default manufacturer of certain CPU types. It is in +# some cases the only manufacturer, in others, it is the most popular. + w89k) + basic_machine=hppa1.1-winbond + ;; + op50n) + basic_machine=hppa1.1-oki + ;; + op60c) + basic_machine=hppa1.1-oki + ;; + romp) + basic_machine=romp-ibm + ;; + mmix) + basic_machine=mmix-knuth + ;; + rs6000) + basic_machine=rs6000-ibm + ;; + vax) + basic_machine=vax-dec + ;; + pdp10) + # there are many clones, so DEC is not a safe bet + basic_machine=pdp10-unknown + ;; + pdp11) + basic_machine=pdp11-dec + ;; + we32k) + basic_machine=we32k-att + ;; + sh[1234] | sh[24]a | sh[24]aeb | sh[34]eb | sh[1234]le | sh[23]ele) + basic_machine=sh-unknown + ;; + sparc | sparcv8 | sparcv9 | sparcv9b | sparcv9v) + basic_machine=sparc-sun + ;; + cydra) + basic_machine=cydra-cydrome + ;; + orion) + basic_machine=orion-highlevel + ;; + orion105) + basic_machine=clipper-highlevel + ;; + mac | mpw | mac-mpw) + basic_machine=m68k-apple + ;; + pmac | pmac-mpw) + basic_machine=powerpc-apple + ;; + *-unknown) + # Make sure to match an already-canonicalized machine name. + ;; + *) + echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2 + exit 1 + ;; +esac + +# Here we canonicalize certain aliases for manufacturers. +case $basic_machine in + *-digital*) + basic_machine=`echo $basic_machine | sed 's/digital.*/dec/'` + ;; + *-commodore*) + basic_machine=`echo $basic_machine | sed 's/commodore.*/cbm/'` + ;; + *) + ;; +esac + +# Decode manufacturer-specific aliases for certain operating systems. + +if [ x"$os" != x"" ] +then +case $os in + # First match some system type aliases + # that might get confused with valid system types. + # -solaris* is a basic system type, with this one exception. + -auroraux) + os=-auroraux + ;; + -solaris1 | -solaris1.*) + os=`echo $os | sed -e 's|solaris1|sunos4|'` + ;; + -solaris) + os=-solaris2 + ;; + -svr4*) + os=-sysv4 + ;; + -unixware*) + os=-sysv4.2uw + ;; + -gnu/linux*) + os=`echo $os | sed -e 's|gnu/linux|linux-gnu|'` + ;; + # First accept the basic system types. + # The portable systems comes first. + # Each alternative MUST END IN A *, to match a version number. + # -sysv* is not here because it comes later, after sysvr4. + -gnu* | -bsd* | -mach* | -minix* | -genix* | -ultrix* | -irix* \ + | -*vms* | -sco* | -esix* | -isc* | -aix* | -cnk* | -sunos | -sunos[34]*\ + | -hpux* | -unos* | -osf* | -luna* | -dgux* | -auroraux* | -solaris* \ + | -sym* | -kopensolaris* \ + | -amigaos* | -amigados* | -msdos* | -newsos* | -unicos* | -aof* \ + | -aos* | -aros* \ + | -nindy* | -vxsim* | -vxworks* | -ebmon* | -hms* | -mvs* \ + | -clix* | -riscos* | -uniplus* | -iris* | -rtu* | -xenix* \ + | -hiux* | -386bsd* | -knetbsd* | -mirbsd* | -netbsd* \ + | -openbsd* | -solidbsd* \ + | -ekkobsd* | -kfreebsd* | -freebsd* | -riscix* | -lynxos* \ + | -bosx* | -nextstep* | -cxux* | -aout* | -elf* | -oabi* \ + | -ptx* | -coff* | -ecoff* | -winnt* | -domain* | -vsta* \ + | -udi* | -eabi* | -lites* | -ieee* | -go32* | -aux* \ + | -chorusos* | -chorusrdb* | -cegcc* \ + | -cygwin* | -pe* | -psos* | -moss* | -proelf* | -rtems* \ + | -mingw32* | -linux-gnu* | -linux-android* \ + | -linux-newlib* | -linux-uclibc* \ + | -uxpv* | -beos* | -mpeix* | -udk* \ + | -interix* | -uwin* | -mks* | -rhapsody* | -darwin* | -opened* \ + | -openstep* | -oskit* | -conix* | -pw32* | -nonstopux* \ + | -storm-chaos* | -tops10* | -tenex* | -tops20* | -its* \ + | -os2* | -vos* | -palmos* | -uclinux* | -nucleus* \ + | -morphos* | -superux* | -rtmk* | -rtmk-nova* | -windiss* \ + | -powermax* | -dnix* | -nx6 | -nx7 | -sei* | -dragonfly* \ + | -skyos* | -haiku* | -rdos* | -toppers* | -drops* | -es*) + # Remember, each alternative MUST END IN *, to match a version number. + ;; + -qnx*) + case $basic_machine in + x86-* | i*86-*) + ;; + *) + os=-nto$os + ;; + esac + ;; + -nto-qnx*) + ;; + -nto*) + os=`echo $os | sed -e 's|nto|nto-qnx|'` + ;; + -sim | -es1800* | -hms* | -xray | -os68k* | -none* | -v88r* \ + | -windows* | -osx | -abug | -netware* | -os9* | -beos* | -haiku* \ + | -macos* | -mpw* | -magic* | -mmixware* | -mon960* | -lnews*) + ;; + -mac*) + os=`echo $os | sed -e 's|mac|macos|'` + ;; + -linux-dietlibc) + os=-linux-dietlibc + ;; + -linux*) + os=`echo $os | sed -e 's|linux|linux-gnu|'` + ;; + -sunos5*) + os=`echo $os | sed -e 's|sunos5|solaris2|'` + ;; + -sunos6*) + os=`echo $os | sed -e 's|sunos6|solaris3|'` + ;; + -opened*) + os=-openedition + ;; + -os400*) + os=-os400 + ;; + -wince*) + os=-wince + ;; + -osfrose*) + os=-osfrose + ;; + -osf*) + os=-osf + ;; + -utek*) + os=-bsd + ;; + -dynix*) + os=-bsd + ;; + -acis*) + os=-aos + ;; + -atheos*) + os=-atheos + ;; + -syllable*) + os=-syllable + ;; + -386bsd) + os=-bsd + ;; + -ctix* | -uts*) + os=-sysv + ;; + -nova*) + os=-rtmk-nova + ;; + -ns2) + os=-nextstep2 + ;; + -nsk*) + os=-nsk + ;; + # Preserve the version number of sinix5. + -sinix5.*) + os=`echo $os | sed -e 's|sinix|sysv|'` + ;; + -sinix*) + os=-sysv4 + ;; + -tpf*) + os=-tpf + ;; + -triton*) + os=-sysv3 + ;; + -oss*) + os=-sysv3 + ;; + -svr4) + os=-sysv4 + ;; + -svr3) + os=-sysv3 + ;; + -sysvr4) + os=-sysv4 + ;; + # This must come after -sysvr4. + -sysv*) + ;; + -ose*) + os=-ose + ;; + -es1800*) + os=-ose + ;; + -xenix) + os=-xenix + ;; + -*mint | -mint[0-9]* | -*MiNT | -MiNT[0-9]*) + os=-mint + ;; + -aros*) + os=-aros + ;; + -kaos*) + os=-kaos + ;; + -zvmoe) + os=-zvmoe + ;; + -dicos*) + os=-dicos + ;; + -nacl*) + ;; + -none) + ;; + *) + # Get rid of the `-' at the beginning of $os. + os=`echo $os | sed 's/[^-]*-//'` + echo Invalid configuration \`$1\': system \`$os\' not recognized 1>&2 + exit 1 + ;; +esac +else + +# Here we handle the default operating systems that come with various machines. +# The value should be what the vendor currently ships out the door with their +# machine or put another way, the most popular os provided with the machine. + +# Note that if you're going to try to match "-MANUFACTURER" here (say, +# "-sun"), then you have to tell the case statement up towards the top +# that MANUFACTURER isn't an operating system. Otherwise, code above +# will signal an error saying that MANUFACTURER isn't an operating +# system, and we'll never get to this point. + +case $basic_machine in + score-*) + os=-elf + ;; + spu-*) + os=-elf + ;; + *-acorn) + os=-riscix1.2 + ;; + arm*-rebel) + os=-linux + ;; + arm*-semi) + os=-aout + ;; + c4x-* | tic4x-*) + os=-coff + ;; + tic54x-*) + os=-coff + ;; + tic55x-*) + os=-coff + ;; + tic6x-*) + os=-coff + ;; + # This must come before the *-dec entry. + pdp10-*) + os=-tops20 + ;; + pdp11-*) + os=-none + ;; + *-dec | vax-*) + os=-ultrix4.2 + ;; + m68*-apollo) + os=-domain + ;; + i386-sun) + os=-sunos4.0.2 + ;; + m68000-sun) + os=-sunos3 + # This also exists in the configure program, but was not the + # default. + # os=-sunos4 + ;; + m68*-cisco) + os=-aout + ;; + mep-*) + os=-elf + ;; + mips*-cisco) + os=-elf + ;; + mips*-*) + os=-elf + ;; + or32-*) + os=-coff + ;; + *-tti) # must be before sparc entry or we get the wrong os. + os=-sysv3 + ;; + sparc-* | *-sun) + os=-sunos4.1.1 + ;; + *-be) + os=-beos + ;; + *-haiku) + os=-haiku + ;; + *-ibm) + os=-aix + ;; + *-knuth) + os=-mmixware + ;; + *-wec) + os=-proelf + ;; + *-winbond) + os=-proelf + ;; + *-oki) + os=-proelf + ;; + *-hp) + os=-hpux + ;; + *-hitachi) + os=-hiux + ;; + i860-* | *-att | *-ncr | *-altos | *-motorola | *-convergent) + os=-sysv + ;; + *-cbm) + os=-amigaos + ;; + *-dg) + os=-dgux + ;; + *-dolphin) + os=-sysv3 + ;; + m68k-ccur) + os=-rtu + ;; + m88k-omron*) + os=-luna + ;; + *-next) + os=-nextstep + ;; + *-sequent) + os=-ptx + ;; + *-crds) + os=-unos + ;; + *-ns) + os=-genix + ;; + i370-*) + os=-mvs + ;; + *-next) + os=-nextstep3 + ;; + *-gould) + os=-sysv + ;; + *-highlevel) + os=-bsd + ;; + *-encore) + os=-bsd + ;; + *-sgi) + os=-irix + ;; + *-siemens) + os=-sysv4 + ;; + *-masscomp) + os=-rtu + ;; + f30[01]-fujitsu | f700-fujitsu) + os=-uxpv + ;; + *-rom68k) + os=-coff + ;; + *-*bug) + os=-coff + ;; + *-apple) + os=-macos + ;; + *-atari*) + os=-mint + ;; + *) + os=-none + ;; +esac +fi + +# Here we handle the case where we know the os, and the CPU type, but not the +# manufacturer. We pick the logical manufacturer. +vendor=unknown +case $basic_machine in + *-unknown) + case $os in + -riscix*) + vendor=acorn + ;; + -sunos*) + vendor=sun + ;; + -cnk*|-aix*) + vendor=ibm + ;; + -beos*) + vendor=be + ;; + -hpux*) + vendor=hp + ;; + -mpeix*) + vendor=hp + ;; + -hiux*) + vendor=hitachi + ;; + -unos*) + vendor=crds + ;; + -dgux*) + vendor=dg + ;; + -luna*) + vendor=omron + ;; + -genix*) + vendor=ns + ;; + -mvs* | -opened*) + vendor=ibm + ;; + -os400*) + vendor=ibm + ;; + -ptx*) + vendor=sequent + ;; + -tpf*) + vendor=ibm + ;; + -vxsim* | -vxworks* | -windiss*) + vendor=wrs + ;; + -aux*) + vendor=apple + ;; + -hms*) + vendor=hitachi + ;; + -mpw* | -macos*) + vendor=apple + ;; + -*mint | -mint[0-9]* | -*MiNT | -MiNT[0-9]*) + vendor=atari + ;; + -vos*) + vendor=stratus + ;; + esac + basic_machine=`echo $basic_machine | sed "s/unknown/$vendor/"` + ;; +esac + +echo $basic_machine$os +exit + +# Local variables: +# eval: (add-hook 'write-file-hooks 'time-stamp) +# time-stamp-start: "timestamp='" +# time-stamp-format: "%:y-%02m-%02d" +# time-stamp-end: "'" +# End: diff --git a/config_h.in b/config_h.in new file mode 100644 index 000000000000..42af7671f7c3 --- /dev/null +++ b/config_h.in @@ -0,0 +1,3 @@ +/* @configure_input@ */ +/* $Id: config_h.in,v 1.1 1995/01/01 19:34:59 tom Exp $ */ +@DEFS@ diff --git a/configure b/configure new file mode 100755 index 000000000000..e4ecd942a0a0 --- /dev/null +++ b/configure @@ -0,0 +1,5973 @@ +#! /bin/sh +# From configure.in Revision: 1.10 . +# Guess values for system-dependent variables and create Makefiles. +# Generated by Autoconf 2.52.20101002. +# +# Copyright 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001 +# Free Software Foundation, Inc. +# This configure script is free software; the Free Software Foundation +# gives unlimited permission to copy, distribute and modify it. + +# Avoid depending upon Character Ranges. +as_cr_letters='abcdefghijklmnopqrstuvwxyz' +as_cr_LETTERS='ABCDEFGHIJKLMNOPQRSTUVWXYZ' +as_cr_Letters=$as_cr_letters$as_cr_LETTERS +as_cr_digits='0123456789' +as_cr_alnum=$as_cr_Letters$as_cr_digits + +# Sed expression to map a string onto a valid variable name. +as_tr_sh="sed y%*+%pp%;s%[^_$as_cr_alnum]%_%g" + +# Sed expression to map a string onto a valid CPP name. +as_tr_cpp="sed y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g" + +# Be Bourne compatible +if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then + emulate sh + NULLCMD=: +elif test -n "${BASH_VERSION+set}" && (set -o posix) >/dev/null 2>&1; then + set -o posix +fi + +# Name of the executable. +as_me=`echo "$0" |sed 's,.*[\\/],,'` + +if expr a : '\(a\)' >/dev/null 2>&1; then + as_expr=expr +else + as_expr=false +fi + +rm -f conf$$ conf$$.exe conf$$.file +echo >conf$$.file +if ln -s conf$$.file conf$$ 2>/dev/null; then + # We could just check for DJGPP; but this test a) works b) is more generic + # and c) will remain valid once DJGPP supports symlinks (DJGPP 2.04). + if test -f conf$$.exe; then + # Don't use ln at all; we don't have any links + as_ln_s='cp -p' + else + as_ln_s='ln -s' + fi +elif ln conf$$.file conf$$ 2>/dev/null; then + as_ln_s=ln +else + as_ln_s='cp -p' +fi +rm -f conf$$ conf$$.exe conf$$.file + +as_executable_p="test -f" + +# Support unset when possible. +if (FOO=FOO; unset FOO) >/dev/null 2>&1; then + as_unset=unset +else + as_unset=false +fi + +# NLS nuisances. +$as_unset LANG || test "${LANG+set}" != set || { LANG=C; export LANG; } +$as_unset LC_ALL || test "${LC_ALL+set}" != set || { LC_ALL=C; export LC_ALL; } +$as_unset LC_TIME || test "${LC_TIME+set}" != set || { LC_TIME=C; export LC_TIME; } +$as_unset LC_CTYPE || test "${LC_CTYPE+set}" != set || { LC_CTYPE=C; export LC_CTYPE; } +$as_unset LANGUAGE || test "${LANGUAGE+set}" != set || { LANGUAGE=C; export LANGUAGE; } +$as_unset LC_COLLATE || test "${LC_COLLATE+set}" != set || { LC_COLLATE=C; export LC_COLLATE; } +$as_unset LC_NUMERIC || test "${LC_NUMERIC+set}" != set || { LC_NUMERIC=C; export LC_NUMERIC; } +$as_unset LC_MESSAGES || test "${LC_MESSAGES+set}" != set || { LC_MESSAGES=C; export LC_MESSAGES; } + +# IFS +# We need space, tab and new line, in precisely that order. +as_nl=' +' +IFS=" $as_nl" + +# CDPATH. +$as_unset CDPATH || test "${CDPATH+set}" != set || { CDPATH=:; export CDPATH; } + +# Name of the host. +# hostname on some systems (SVR3.2, Linux) returns a bogus exit status, +# so uname gets run too. +ac_hostname=`(hostname || uname -n) 2>/dev/null | sed 1q` + +exec 6>&1 + +# +# Initializations. +# +ac_default_prefix=/usr/local +cross_compiling=no +subdirs= +MFLAGS= MAKEFLAGS= +SHELL=${CONFIG_SHELL-/bin/sh} + +# Maximum number of lines to put in a shell here document. +# This variable seems obsolete. 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then + eval "$ac_prev=\$ac_option" + ac_prev= + continue + fi + + ac_optarg=`expr "x$ac_option" : 'x[^=]*=\(.*\)'` + + # Accept the important Cygnus configure options, so we can diagnose typos. + + case $ac_option in + + -bindir | --bindir | --bindi | --bind | --bin | --bi) + ac_prev=bindir ;; + -bindir=* | --bindir=* | --bindi=* | --bind=* | --bin=* | --bi=*) + bindir=$ac_optarg ;; + + -build | --build | --buil | --bui | --bu) + ac_prev=build_alias ;; + -build=* | --build=* | --buil=* | --bui=* | --bu=*) + build_alias=$ac_optarg ;; + + -cache-file | --cache-file | --cache-fil | --cache-fi \ + | --cache-f | --cache- | --cache | --cach | --cac | --ca | --c) + ac_prev=cache_file ;; + -cache-file=* | --cache-file=* | --cache-fil=* | --cache-fi=* \ + | --cache-f=* | --cache-=* | --cache=* | --cach=* | --cac=* | --ca=* | --c=*) + cache_file=$ac_optarg ;; + + --config-cache | -C) + cache_file=config.cache ;; + + -datadir | --datadir | --datadi | --datad | --data | --dat | --da) + ac_prev=datadir ;; + -datadir=* | --datadir=* | --datadi=* | --datad=* | --data=* | --dat=* \ + | --da=*) + datadir=$ac_optarg ;; + + -disable-* | --disable-*) + ac_feature=`expr "x$ac_option" : 'x-*disable-\(.*\)'` + # Reject names that are not valid shell variable names. + expr "x$ac_feature" : ".*[^-_$as_cr_alnum]" >/dev/null && + { echo "$as_me: error: invalid feature name: $ac_feature" >&2 + { (exit 1); exit 1; }; } + ac_feature=`echo $ac_feature | sed 's/-/_/g'` + eval "enable_$ac_feature=no" ;; + + -enable-* | --enable-*) + ac_feature=`expr "x$ac_option" : 'x-*enable-\([^=]*\)'` + # Reject names that are not valid shell variable names. + expr "x$ac_feature" : ".*[^-_$as_cr_alnum]" >/dev/null && + { echo "$as_me: error: invalid feature name: $ac_feature" >&2 + { (exit 1); exit 1; }; } + ac_feature=`echo $ac_feature | sed 's/-/_/g'` + case $ac_option in + *=*) ac_optarg=`echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"`;; + *) ac_optarg=yes ;; + esac + eval "enable_$ac_feature='$ac_optarg'" ;; + + -exec-prefix | --exec_prefix | --exec-prefix | --exec-prefi \ + | --exec-pref | --exec-pre | --exec-pr | --exec-p | --exec- \ + | --exec | --exe | --ex) + ac_prev=exec_prefix ;; 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"$ac_site_file" + fi +done + +if test -r "$cache_file"; then + # Some versions of bash will fail to source /dev/null (special + # files actually), so we avoid doing that. + if test -f "$cache_file"; then + { echo "$as_me:856: loading cache $cache_file" >&5 +echo "$as_me: loading cache $cache_file" >&6;} + case $cache_file in + [\\/]* | ?:[\\/]* ) . $cache_file;; + *) . ./$cache_file;; + esac + fi +else + { echo "$as_me:864: creating cache $cache_file" >&5 +echo "$as_me: creating cache $cache_file" >&6;} + >$cache_file +fi + +# Check that the precious variables saved in the cache have kept the same +# value. +ac_cache_corrupted=false +for ac_var in `(set) 2>&1 | + sed -n 's/^ac_env_\([a-zA-Z_0-9]*\)_set=.*/\1/p'`; do + eval ac_old_set=\$ac_cv_env_${ac_var}_set + eval ac_new_set=\$ac_env_${ac_var}_set + eval ac_old_val="\$ac_cv_env_${ac_var}_value" + eval ac_new_val="\$ac_env_${ac_var}_value" + case $ac_old_set,$ac_new_set in + set,) + { echo "$as_me:880: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&5 +echo "$as_me: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&2;} + ac_cache_corrupted=: ;; + ,set) + { echo "$as_me:884: error: \`$ac_var' was not set in the previous run" >&5 +echo "$as_me: error: \`$ac_var' was not set in the previous run" >&2;} + ac_cache_corrupted=: ;; + ,);; + *) + if test "x$ac_old_val" != "x$ac_new_val"; then + { echo "$as_me:890: error: \`$ac_var' has changed since the previous run:" >&5 +echo "$as_me: error: \`$ac_var' has changed since the previous run:" >&2;} + { echo "$as_me:892: former value: $ac_old_val" >&5 +echo "$as_me: former value: $ac_old_val" >&2;} + { echo "$as_me:894: current value: $ac_new_val" >&5 +echo "$as_me: current value: $ac_new_val" >&2;} + ac_cache_corrupted=: + fi;; + esac + # Pass precious variables to config.status. It doesn't matter if + # we pass some twice (in addition to the command line arguments). + if test "$ac_new_set" = set; then + case $ac_new_val in + *" "*|*" "*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?\"\']*) + ac_arg=$ac_var=`echo "$ac_new_val" | sed "s/'/'\\\\\\\\''/g"` + ac_configure_args="$ac_configure_args '$ac_arg'" + ;; + *) ac_configure_args="$ac_configure_args $ac_var=$ac_new_val" + ;; + esac + fi +done +if $ac_cache_corrupted; then + { echo "$as_me:913: error: changes in the environment can compromise the build" >&5 +echo "$as_me: error: changes in the environment can compromise the build" >&2;} + { { echo "$as_me:915: error: run \`make distclean' and/or \`rm $cache_file' and start over" >&5 +echo "$as_me: error: run \`make distclean' and/or \`rm $cache_file' and start over" >&2;} + { (exit 1); exit 1; }; } +fi + +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu +ac_main_return=return + +case `echo "testing\c"; echo 1,2,3`,`echo -n testing; echo 1,2,3` in + *c*,-n*) ECHO_N= ECHO_C=' +' ECHO_T=' ' ;; + *c*,* ) ECHO_N=-n ECHO_C= ECHO_T= ;; + *) ECHO_N= ECHO_C='\c' ECHO_T= ;; +esac +echo "#! $SHELL" >conftest.sh +echo "exit 0" >>conftest.sh +chmod +x conftest.sh +if { (echo "$as_me:936: PATH=\".;.\"; conftest.sh") >&5 + (PATH=".;."; conftest.sh) 2>&5 + ac_status=$? + echo "$as_me:939: \$? = $ac_status" >&5 + (exit $ac_status); }; then + ac_path_separator=';' +else + ac_path_separator=: +fi +PATH_SEPARATOR="$ac_path_separator" +rm -f conftest.sh + +ac_config_headers="$ac_config_headers config.h:config_h.in" + +ac_aux_dir= +for ac_dir in $srcdir $srcdir/.. $srcdir/../..; do + if test -f $ac_dir/install-sh; then + ac_aux_dir=$ac_dir + ac_install_sh="$ac_aux_dir/install-sh -c" + break + elif test -f $ac_dir/install.sh; then + ac_aux_dir=$ac_dir + ac_install_sh="$ac_aux_dir/install.sh -c" + break + elif test -f $ac_dir/shtool; then + ac_aux_dir=$ac_dir + ac_install_sh="$ac_aux_dir/shtool install -c" + break + fi +done +if test -z "$ac_aux_dir"; then + { { echo "$as_me:967: error: cannot find install-sh or install.sh in $srcdir $srcdir/.. $srcdir/../.." >&5 +echo "$as_me: error: cannot find install-sh or install.sh in $srcdir $srcdir/.. $srcdir/../.." >&2;} + { (exit 1); exit 1; }; } +fi +ac_config_guess="$SHELL $ac_aux_dir/config.guess" +ac_config_sub="$SHELL $ac_aux_dir/config.sub" +ac_configure="$SHELL $ac_aux_dir/configure" # This should be Cygnus configure. + +# Make sure we can run config.sub. +$ac_config_sub sun4 >/dev/null 2>&1 || + { { echo "$as_me:977: error: cannot run $ac_config_sub" >&5 +echo "$as_me: error: cannot run $ac_config_sub" >&2;} + { (exit 1); exit 1; }; } + +echo "$as_me:981: checking build system type" >&5 +echo $ECHO_N "checking build system type... $ECHO_C" >&6 +if test "${ac_cv_build+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + ac_cv_build_alias=$build_alias +test -z "$ac_cv_build_alias" && + ac_cv_build_alias=`$ac_config_guess` +test -z "$ac_cv_build_alias" && + { { echo "$as_me:990: error: cannot guess build type; you must specify one" >&5 +echo "$as_me: error: cannot guess build type; you must specify one" >&2;} + { (exit 1); exit 1; }; } +ac_cv_build=`$ac_config_sub $ac_cv_build_alias` || + { { echo "$as_me:994: error: $ac_config_sub $ac_cv_build_alias failed." >&5 +echo "$as_me: error: $ac_config_sub $ac_cv_build_alias failed." >&2;} + { (exit 1); exit 1; }; } + +fi +echo "$as_me:999: result: $ac_cv_build" >&5 +echo "${ECHO_T}$ac_cv_build" >&6 +build=$ac_cv_build +build_cpu=`echo $ac_cv_build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'` +build_vendor=`echo $ac_cv_build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'` +build_os=`echo $ac_cv_build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'` + +echo "$as_me:1006: checking host system type" >&5 +echo $ECHO_N "checking host system type... $ECHO_C" >&6 +if test "${ac_cv_host+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + ac_cv_host_alias=$host_alias +test -z "$ac_cv_host_alias" && + ac_cv_host_alias=$ac_cv_build_alias +ac_cv_host=`$ac_config_sub $ac_cv_host_alias` || + { { echo "$as_me:1015: error: $ac_config_sub $ac_cv_host_alias failed" >&5 +echo "$as_me: error: $ac_config_sub $ac_cv_host_alias failed" >&2;} + { (exit 1); exit 1; }; } + +fi +echo "$as_me:1020: result: $ac_cv_host" >&5 +echo "${ECHO_T}$ac_cv_host" >&6 +host=$ac_cv_host +host_cpu=`echo $ac_cv_host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'` +host_vendor=`echo $ac_cv_host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'` +host_os=`echo $ac_cv_host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'` + +if test -f $srcdir/config.guess || test -f $ac_aux_dir/config.guess ; then + echo "$as_me:1028: checking target system type" >&5 +echo $ECHO_N "checking target system type... $ECHO_C" >&6 +if test "${ac_cv_target+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + ac_cv_target_alias=$target_alias +test "x$ac_cv_target_alias" = "x" && + ac_cv_target_alias=$ac_cv_host_alias +ac_cv_target=`$ac_config_sub $ac_cv_target_alias` || + { { echo "$as_me:1037: error: $ac_config_sub $ac_cv_target_alias failed" >&5 +echo "$as_me: error: $ac_config_sub $ac_cv_target_alias failed" >&2;} + { (exit 1); exit 1; }; } + +fi +echo "$as_me:1042: result: $ac_cv_target" >&5 +echo "${ECHO_T}$ac_cv_target" >&6 +target=$ac_cv_target +target_cpu=`echo $ac_cv_target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'` +target_vendor=`echo $ac_cv_target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'` +target_os=`echo $ac_cv_target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'` + +# The aliases save the names the user supplied, while $host etc. +# will get canonicalized. +test -n "$target_alias" && + test "$program_prefix$program_suffix$program_transform_name" = \ + NONENONEs,x,x, && + program_prefix=${target_alias}- + system_name="$host_os" +else + system_name="`(uname -s -r) 2>/dev/null`" + if test -z "$system_name" ; then + system_name="`(hostname) 2>/dev/null`" + fi +fi +test -n "$system_name" && cat >>confdefs.h <&6 +else + cf_cv_system_name="$system_name" +fi + +test -z "$system_name" && system_name="$cf_cv_system_name" +test -n "$cf_cv_system_name" && echo "$as_me:1073: result: Configuring for $cf_cv_system_name" >&5 +echo "${ECHO_T}Configuring for $cf_cv_system_name" >&6 + +if test ".$system_name" != ".$cf_cv_system_name" ; then + echo "$as_me:1077: result: Cached system name ($system_name) does not agree with actual ($cf_cv_system_name)" >&5 +echo "${ECHO_T}Cached system name ($system_name) does not agree with actual ($cf_cv_system_name)" >&6 + { { echo "$as_me:1079: error: \"Please remove config.cache and try again.\"" >&5 +echo "$as_me: error: \"Please remove config.cache and try again.\"" >&2;} + { (exit 1); exit 1; }; } +fi + +test "$program_prefix" != NONE && + program_transform_name="s,^,$program_prefix,;$program_transform_name" +# Use a double $ so make ignores it. +test "$program_suffix" != NONE && + program_transform_name="s,\$,$program_suffix,;$program_transform_name" +# Double any \ or $. echo might interpret backslashes. +# By default was `s,x,x', remove it if useless. +cat <<\_ACEOF >conftest.sed +s/[\\$]/&&/g;s/;s,x,x,$// +_ACEOF +program_transform_name=`echo $program_transform_name | sed -f conftest.sed` +rm conftest.sed + +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu +ac_main_return=return +if test -n "$ac_tool_prefix"; then + # Extract the first word of "${ac_tool_prefix}gcc", so it can be a program name with args. +set dummy ${ac_tool_prefix}gcc; ac_word=$2 +echo "$as_me:1106: checking for $ac_word" >&5 +echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6 +if test "${ac_cv_prog_CC+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + if test -n "$CC"; then + ac_cv_prog_CC="$CC" # Let the user override the test. +else + ac_save_IFS=$IFS; IFS=$ac_path_separator +ac_dummy="$PATH" +for ac_dir in $ac_dummy; do + IFS=$ac_save_IFS + test -z "$ac_dir" && ac_dir=. + $as_executable_p "$ac_dir/$ac_word" || continue +ac_cv_prog_CC="${ac_tool_prefix}gcc" +echo "$as_me:1121: found $ac_dir/$ac_word" >&5 +break +done + +fi +fi +CC=$ac_cv_prog_CC +if test -n "$CC"; then + echo "$as_me:1129: result: $CC" >&5 +echo "${ECHO_T}$CC" >&6 +else + echo "$as_me:1132: result: no" >&5 +echo "${ECHO_T}no" >&6 +fi + +fi +if test -z "$ac_cv_prog_CC"; then + ac_ct_CC=$CC + # Extract the first word of "gcc", so it can be a program name with args. +set dummy gcc; ac_word=$2 +echo "$as_me:1141: checking for $ac_word" >&5 +echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6 +if test "${ac_cv_prog_ac_ct_CC+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + if test -n "$ac_ct_CC"; then + ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test. +else + ac_save_IFS=$IFS; IFS=$ac_path_separator +ac_dummy="$PATH" +for ac_dir in $ac_dummy; do + IFS=$ac_save_IFS + test -z "$ac_dir" && ac_dir=. + $as_executable_p "$ac_dir/$ac_word" || continue +ac_cv_prog_ac_ct_CC="gcc" +echo "$as_me:1156: found $ac_dir/$ac_word" >&5 +break +done + +fi +fi +ac_ct_CC=$ac_cv_prog_ac_ct_CC +if test -n "$ac_ct_CC"; then + echo "$as_me:1164: result: $ac_ct_CC" >&5 +echo "${ECHO_T}$ac_ct_CC" >&6 +else + echo "$as_me:1167: result: no" >&5 +echo "${ECHO_T}no" >&6 +fi + + CC=$ac_ct_CC +else + CC="$ac_cv_prog_CC" +fi + +if test -z "$CC"; then + if test -n "$ac_tool_prefix"; then + # Extract the first word of "${ac_tool_prefix}cc", so it can be a program name with args. +set dummy ${ac_tool_prefix}cc; ac_word=$2 +echo "$as_me:1180: checking for $ac_word" >&5 +echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6 +if test "${ac_cv_prog_CC+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + if test -n "$CC"; then + ac_cv_prog_CC="$CC" # Let the user override the test. +else + ac_save_IFS=$IFS; IFS=$ac_path_separator +ac_dummy="$PATH" +for ac_dir in $ac_dummy; do + IFS=$ac_save_IFS + test -z "$ac_dir" && ac_dir=. + $as_executable_p "$ac_dir/$ac_word" || continue +ac_cv_prog_CC="${ac_tool_prefix}cc" +echo "$as_me:1195: found $ac_dir/$ac_word" >&5 +break +done + +fi +fi +CC=$ac_cv_prog_CC +if test -n "$CC"; then + echo "$as_me:1203: result: $CC" >&5 +echo "${ECHO_T}$CC" >&6 +else + echo "$as_me:1206: result: no" >&5 +echo "${ECHO_T}no" >&6 +fi + +fi +if test -z "$ac_cv_prog_CC"; then + ac_ct_CC=$CC + # Extract the first word of "cc", so it can be a program name with args. +set dummy cc; ac_word=$2 +echo "$as_me:1215: checking for $ac_word" >&5 +echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6 +if test "${ac_cv_prog_ac_ct_CC+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + if test -n "$ac_ct_CC"; then + ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test. +else + ac_save_IFS=$IFS; IFS=$ac_path_separator +ac_dummy="$PATH" +for ac_dir in $ac_dummy; do + IFS=$ac_save_IFS + test -z "$ac_dir" && ac_dir=. + $as_executable_p "$ac_dir/$ac_word" || continue +ac_cv_prog_ac_ct_CC="cc" +echo "$as_me:1230: found $ac_dir/$ac_word" >&5 +break +done + +fi +fi +ac_ct_CC=$ac_cv_prog_ac_ct_CC +if test -n "$ac_ct_CC"; then + echo "$as_me:1238: result: $ac_ct_CC" >&5 +echo "${ECHO_T}$ac_ct_CC" >&6 +else + echo "$as_me:1241: result: no" >&5 +echo "${ECHO_T}no" >&6 +fi + + CC=$ac_ct_CC +else + CC="$ac_cv_prog_CC" +fi + +fi +if test -z "$CC"; then + # Extract the first word of "cc", so it can be a program name with args. +set dummy cc; ac_word=$2 +echo "$as_me:1254: checking for $ac_word" >&5 +echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6 +if test "${ac_cv_prog_CC+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + if test -n "$CC"; then + ac_cv_prog_CC="$CC" # Let the user override the test. +else + ac_prog_rejected=no + ac_save_IFS=$IFS; IFS=$ac_path_separator +ac_dummy="$PATH" +for ac_dir in $ac_dummy; do + IFS=$ac_save_IFS + test -z "$ac_dir" && ac_dir=. + $as_executable_p "$ac_dir/$ac_word" || continue +if test "$ac_dir/$ac_word" = "/usr/ucb/cc"; then + ac_prog_rejected=yes + continue +fi +ac_cv_prog_CC="cc" +echo "$as_me:1274: found $ac_dir/$ac_word" >&5 +break +done + +if test $ac_prog_rejected = yes; then + # We found a bogon in the path, so make sure we never use it. + set dummy $ac_cv_prog_CC + shift + if test $# != 0; then + # We chose a different compiler from the bogus one. + # However, it has the same basename, so the bogon will be chosen + # first if we set CC to just the basename; use the full file name. + shift + set dummy "$ac_dir/$ac_word" ${1+"$@"} + shift + ac_cv_prog_CC="$@" + fi +fi +fi +fi +CC=$ac_cv_prog_CC +if test -n "$CC"; then + echo "$as_me:1296: result: $CC" >&5 +echo "${ECHO_T}$CC" >&6 +else + echo "$as_me:1299: result: no" >&5 +echo "${ECHO_T}no" >&6 +fi + +fi +if test -z "$CC"; then + if test -n "$ac_tool_prefix"; then + for ac_prog in cl + do + # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args. +set dummy $ac_tool_prefix$ac_prog; ac_word=$2 +echo "$as_me:1310: checking for $ac_word" >&5 +echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6 +if test "${ac_cv_prog_CC+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + if test -n "$CC"; then + ac_cv_prog_CC="$CC" # Let the user override the test. +else + ac_save_IFS=$IFS; IFS=$ac_path_separator +ac_dummy="$PATH" +for ac_dir in $ac_dummy; do + IFS=$ac_save_IFS + test -z "$ac_dir" && ac_dir=. + $as_executable_p "$ac_dir/$ac_word" || continue +ac_cv_prog_CC="$ac_tool_prefix$ac_prog" +echo "$as_me:1325: found $ac_dir/$ac_word" >&5 +break +done + +fi +fi +CC=$ac_cv_prog_CC +if test -n "$CC"; then + echo "$as_me:1333: result: $CC" >&5 +echo "${ECHO_T}$CC" >&6 +else + echo "$as_me:1336: result: no" >&5 +echo "${ECHO_T}no" >&6 +fi + + test -n "$CC" && break + done +fi +if test -z "$CC"; then + ac_ct_CC=$CC + for ac_prog in cl +do + # Extract the first word of "$ac_prog", so it can be a program name with args. +set dummy $ac_prog; ac_word=$2 +echo "$as_me:1349: checking for $ac_word" >&5 +echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6 +if test "${ac_cv_prog_ac_ct_CC+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + if test -n "$ac_ct_CC"; then + ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test. +else + ac_save_IFS=$IFS; IFS=$ac_path_separator +ac_dummy="$PATH" +for ac_dir in $ac_dummy; do + IFS=$ac_save_IFS + test -z "$ac_dir" && ac_dir=. + $as_executable_p "$ac_dir/$ac_word" || continue +ac_cv_prog_ac_ct_CC="$ac_prog" +echo "$as_me:1364: found $ac_dir/$ac_word" >&5 +break +done + +fi +fi +ac_ct_CC=$ac_cv_prog_ac_ct_CC +if test -n "$ac_ct_CC"; then + echo "$as_me:1372: result: $ac_ct_CC" >&5 +echo "${ECHO_T}$ac_ct_CC" >&6 +else + echo "$as_me:1375: result: no" >&5 +echo "${ECHO_T}no" >&6 +fi + + test -n "$ac_ct_CC" && break +done + + CC=$ac_ct_CC +fi + +fi + +test -z "$CC" && { { echo "$as_me:1387: error: no acceptable cc found in \$PATH" >&5 +echo "$as_me: error: no acceptable cc found in \$PATH" >&2;} + { (exit 1); exit 1; }; } + +# Provide some information about the compiler. +echo "$as_me:1392:" \ + "checking for C compiler version" >&5 +ac_compiler=`set X $ac_compile; echo $2` +{ (eval echo "$as_me:1395: \"$ac_compiler --version &5\"") >&5 + (eval $ac_compiler --version &5) 2>&5 + ac_status=$? + echo "$as_me:1398: \$? = $ac_status" >&5 + (exit $ac_status); } +{ (eval echo "$as_me:1400: \"$ac_compiler -v &5\"") >&5 + (eval $ac_compiler -v &5) 2>&5 + ac_status=$? + echo "$as_me:1403: \$? = $ac_status" >&5 + (exit $ac_status); } +{ (eval echo "$as_me:1405: \"$ac_compiler -V &5\"") >&5 + (eval $ac_compiler -V &5) 2>&5 + ac_status=$? + echo "$as_me:1408: \$? = $ac_status" >&5 + (exit $ac_status); } + +cat >conftest.$ac_ext <<_ACEOF +#line 1412 "configure" +#include "confdefs.h" + +int +main () +{ + + ; + return 0; +} +_ACEOF +ac_clean_files_save=$ac_clean_files +ac_clean_files="$ac_clean_files a.out a.exe" +# Try to create an executable without -o first, disregard a.out. +# It will help us diagnose broken compilers, and finding out an intuition +# of exeext. +echo "$as_me:1428: checking for C compiler default output" >&5 +echo $ECHO_N "checking for C compiler default output... $ECHO_C" >&6 +ac_link_default=`echo "$ac_link" | sed 's/ -o *conftest[^ ]*//'` +if { (eval echo "$as_me:1431: \"$ac_link_default\"") >&5 + (eval $ac_link_default) 2>&5 + ac_status=$? + echo "$as_me:1434: \$? = $ac_status" >&5 + (exit $ac_status); }; then + # Find the output, starting from the most likely. This scheme is +# not robust to junk in `.', hence go to wildcards (a.*) only as a last +# resort. +for ac_file in `ls a.exe conftest.exe 2>/dev/null; + ls a.out conftest 2>/dev/null; + ls a.* conftest.* 2>/dev/null`; do + case $ac_file in + *.$ac_ext | *.xcoff | *.tds | *.d | *.dbg | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.o | *.obj ) ;; + a.out ) # We found the default executable, but exeext='' is most + # certainly right. + break;; + *.* ) ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'` + # FIXME: I believe we export ac_cv_exeext for Libtool --akim. + export ac_cv_exeext + break;; + * ) break;; + esac +done +else + echo "$as_me: failed program was:" >&5 +cat conftest.$ac_ext >&5 +{ { echo "$as_me:1457: error: C compiler cannot create executables" >&5 +echo "$as_me: error: C compiler cannot create executables" >&2;} + { (exit 77); exit 77; }; } +fi + +ac_exeext=$ac_cv_exeext +echo "$as_me:1463: result: $ac_file" >&5 +echo "${ECHO_T}$ac_file" >&6 + +# Check the compiler produces executables we can run. If not, either +# the compiler is broken, or we cross compile. +echo "$as_me:1468: checking whether the C compiler works" >&5 +echo $ECHO_N "checking whether the C compiler works... $ECHO_C" >&6 +# FIXME: These cross compiler hacks should be removed for Autoconf 3.0 +# If not cross compiling, check that we can run a simple program. +if test "$cross_compiling" != yes; then + if { ac_try='./$ac_file' + { (eval echo "$as_me:1474: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:1477: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + cross_compiling=no + else + if test "$cross_compiling" = maybe; then + cross_compiling=yes + else + { { echo "$as_me:1484: error: cannot run C compiled programs. +If you meant to cross compile, use \`--host'." >&5 +echo "$as_me: error: cannot run C compiled programs. +If you meant to cross compile, use \`--host'." >&2;} + { (exit 1); exit 1; }; } + fi + fi +fi +echo "$as_me:1492: result: yes" >&5 +echo "${ECHO_T}yes" >&6 + +rm -f a.out a.exe conftest$ac_cv_exeext +ac_clean_files=$ac_clean_files_save +# Check the compiler produces executables we can run. If not, either +# the compiler is broken, or we cross compile. +echo "$as_me:1499: checking whether we are cross compiling" >&5 +echo $ECHO_N "checking whether we are cross compiling... $ECHO_C" >&6 +echo "$as_me:1501: result: $cross_compiling" >&5 +echo "${ECHO_T}$cross_compiling" >&6 + +echo "$as_me:1504: checking for executable suffix" >&5 +echo $ECHO_N "checking for executable suffix... $ECHO_C" >&6 +if { (eval echo "$as_me:1506: \"$ac_link\"") >&5 + (eval $ac_link) 2>&5 + ac_status=$? + echo "$as_me:1509: \$? = $ac_status" >&5 + (exit $ac_status); }; then + # If both `conftest.exe' and `conftest' are `present' (well, observable) +# catch `conftest.exe'. For instance with Cygwin, `ls conftest' will +# work properly (i.e., refer to `conftest.exe'), while it won't with +# `rm'. +for ac_file in `(ls conftest.exe; ls conftest; ls conftest.*) 2>/dev/null`; do + case $ac_file in + *.$ac_ext | *.xcoff | *.tds | *.d | *.dbg | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.o | *.obj ) ;; + *.* ) ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'` + export ac_cv_exeext + break;; + * ) break;; + esac +done +else + { { echo "$as_me:1525: error: cannot compute EXEEXT: cannot compile and link" >&5 +echo "$as_me: error: cannot compute EXEEXT: cannot compile and link" >&2;} + { (exit 1); exit 1; }; } +fi + +rm -f conftest$ac_cv_exeext +echo "$as_me:1531: result: $ac_cv_exeext" >&5 +echo "${ECHO_T}$ac_cv_exeext" >&6 + +rm -f conftest.$ac_ext +EXEEXT=$ac_cv_exeext +ac_exeext=$EXEEXT +echo "$as_me:1537: checking for object suffix" >&5 +echo $ECHO_N "checking for object suffix... $ECHO_C" >&6 +if test "${ac_cv_objext+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + cat >conftest.$ac_ext <<_ACEOF +#line 1543 "configure" +#include "confdefs.h" + +int +main () +{ + + ; + return 0; +} +_ACEOF +rm -f conftest.o conftest.obj +if { (eval echo "$as_me:1555: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:1558: \$? = $ac_status" >&5 + (exit $ac_status); }; then + for ac_file in `(ls conftest.o conftest.obj; ls conftest.*) 2>/dev/null`; do + case $ac_file in + *.$ac_ext | *.xcoff | *.tds | *.d | *.dbg | *.pdb | *.xSYM | *.map | *.inf ) ;; + *) ac_cv_objext=`expr "$ac_file" : '.*\.\(.*\)'` + break;; + esac +done +else + echo "$as_me: failed program was:" >&5 +cat conftest.$ac_ext >&5 +{ { echo "$as_me:1570: error: cannot compute OBJEXT: cannot compile" >&5 +echo "$as_me: error: cannot compute OBJEXT: cannot compile" >&2;} + { (exit 1); exit 1; }; } +fi + +rm -f conftest.$ac_cv_objext conftest.$ac_ext +fi +echo "$as_me:1577: result: $ac_cv_objext" >&5 +echo "${ECHO_T}$ac_cv_objext" >&6 +OBJEXT=$ac_cv_objext +ac_objext=$OBJEXT +echo "$as_me:1581: checking whether we are using the GNU C compiler" >&5 +echo $ECHO_N "checking whether we are using the GNU C compiler... $ECHO_C" >&6 +if test "${ac_cv_c_compiler_gnu+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + cat >conftest.$ac_ext <<_ACEOF +#line 1587 "configure" +#include "confdefs.h" + +int +main () +{ +#ifndef __GNUC__ + choke me +#endif + + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:1602: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:1605: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:1608: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:1611: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + ac_compiler_gnu=yes +else + echo "$as_me: failed program was:" >&5 +cat conftest.$ac_ext >&5 +ac_compiler_gnu=no +fi +rm -f conftest.$ac_objext conftest.$ac_ext +ac_cv_c_compiler_gnu=$ac_compiler_gnu + +fi +echo "$as_me:1623: result: $ac_cv_c_compiler_gnu" >&5 +echo "${ECHO_T}$ac_cv_c_compiler_gnu" >&6 +GCC=`test $ac_compiler_gnu = yes && echo yes` +ac_test_CFLAGS=${CFLAGS+set} +ac_save_CFLAGS=$CFLAGS +CFLAGS="-g" +echo "$as_me:1629: checking whether $CC accepts -g" >&5 +echo $ECHO_N "checking whether $CC accepts -g... $ECHO_C" >&6 +if test "${ac_cv_prog_cc_g+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + cat >conftest.$ac_ext <<_ACEOF +#line 1635 "configure" +#include "confdefs.h" + +int +main () +{ + + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:1647: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:1650: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:1653: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:1656: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + ac_cv_prog_cc_g=yes +else + echo "$as_me: failed program was:" >&5 +cat conftest.$ac_ext >&5 +ac_cv_prog_cc_g=no +fi +rm -f conftest.$ac_objext conftest.$ac_ext +fi +echo "$as_me:1666: result: $ac_cv_prog_cc_g" >&5 +echo "${ECHO_T}$ac_cv_prog_cc_g" >&6 +if test "$ac_test_CFLAGS" = set; then + CFLAGS=$ac_save_CFLAGS +elif test $ac_cv_prog_cc_g = yes; then + if test "$GCC" = yes; then + CFLAGS="-g -O2" + else + CFLAGS="-g" + fi +else + if test "$GCC" = yes; then + CFLAGS="-O2" + else + CFLAGS= + fi +fi +# Some people use a C++ compiler to compile C. Since we use `exit', +# in C++ we need to declare it. In case someone uses the same compiler +# for both compiling C and C++ we need to have the C++ compiler decide +# the declaration of exit, since it's the most demanding environment. +cat >conftest.$ac_ext <<_ACEOF +#ifndef __cplusplus + choke me +#endif +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:1693: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:1696: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:1699: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:1702: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + for ac_declaration in \ + ''\ + '#include ' \ + 'extern "C" void std::exit (int) throw (); using std::exit;' \ + 'extern "C" void std::exit (int); using std::exit;' \ + 'extern "C" void exit (int) throw ();' \ + 'extern "C" void exit (int);' \ + 'void exit (int);' +do + cat >conftest.$ac_ext <<_ACEOF +#line 1714 "configure" +#include "confdefs.h" +#include +$ac_declaration +int +main () +{ +exit (42); + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:1727: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:1730: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:1733: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:1736: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + : +else + echo "$as_me: failed program was:" >&5 +cat conftest.$ac_ext >&5 +continue +fi +rm -f conftest.$ac_objext conftest.$ac_ext + cat >conftest.$ac_ext <<_ACEOF +#line 1746 "configure" +#include "confdefs.h" +$ac_declaration +int +main () +{ +exit (42); + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:1758: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:1761: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:1764: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:1767: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + break +else + echo "$as_me: failed program was:" >&5 +cat conftest.$ac_ext >&5 +fi +rm -f conftest.$ac_objext conftest.$ac_ext +done +rm -rf conftest* +if test -n "$ac_declaration"; then + echo '#ifdef __cplusplus' >>confdefs.h + echo $ac_declaration >>confdefs.h + echo '#endif' >>confdefs.h +fi + +else + echo "$as_me: failed program was:" >&5 +cat conftest.$ac_ext >&5 +fi +rm -f conftest.$ac_objext conftest.$ac_ext +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu +ac_main_return=return + +echo "$as_me:1795: checking for $CC option to accept ANSI C" >&5 +echo $ECHO_N "checking for $CC option to accept ANSI C... $ECHO_C" >&6 +if test "${ac_cv_prog_cc_stdc+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + ac_cv_prog_cc_stdc=no +ac_save_CC=$CC +cat >conftest.$ac_ext <<_ACEOF +#line 1803 "configure" +#include "confdefs.h" +#include +#include +#include +#include +/* Most of the following tests are stolen from RCS 5.7's src/conf.sh. */ +struct buf { int x; }; +FILE * (*rcsopen) (struct buf *, struct stat *, int); +static char *e (p, i) + char **p; + int i; +{ + return p[i]; +} +static char *f (char * (*g) (char **, int), char **p, ...) +{ + char *s; + va_list v; + va_start (v,p); + s = g (p, va_arg (v,int)); + va_end (v); + return s; +} +int test (int i, double x); +struct s1 {int (*f) (int a);}; +struct s2 {int (*f) (double a);}; +int pairnames (int, char **, FILE *(*)(struct buf *, struct stat *, int), int, int); +int argc; +char **argv; +int +main () +{ +return f (e, argv, 0) != argv[0] || f (e, argv, 1) != argv[1]; + ; + return 0; +} +_ACEOF +# Don't try gcc -ansi; that turns off useful extensions and +# breaks some systems' header files. +# AIX -qlanglvl=ansi +# Ultrix and OSF/1 -std1 +# HP-UX 10.20 and later -Ae +# HP-UX older versions -Aa -D_HPUX_SOURCE +# SVR4 -Xc -D__EXTENSIONS__ +for ac_arg in "" -qlanglvl=ansi -std1 -Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__" +do + CC="$ac_save_CC $ac_arg" + rm -f conftest.$ac_objext +if { (eval echo "$as_me:1852: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:1855: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:1858: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:1861: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + ac_cv_prog_cc_stdc=$ac_arg +break +else + echo "$as_me: failed program was:" >&5 +cat conftest.$ac_ext >&5 +fi +rm -f conftest.$ac_objext +done +rm -f conftest.$ac_ext conftest.$ac_objext +CC=$ac_save_CC + +fi + +case "x$ac_cv_prog_cc_stdc" in + x|xno) + echo "$as_me:1878: result: none needed" >&5 +echo "${ECHO_T}none needed" >&6 ;; + *) + echo "$as_me:1881: result: $ac_cv_prog_cc_stdc" >&5 +echo "${ECHO_T}$ac_cv_prog_cc_stdc" >&6 + CC="$CC $ac_cv_prog_cc_stdc" ;; +esac + +echo "$as_me:1886: checking for an ANSI C-conforming const" >&5 +echo $ECHO_N "checking for an ANSI C-conforming const... $ECHO_C" >&6 +if test "${ac_cv_c_const+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + cat >conftest.$ac_ext <<_ACEOF +#line 1892 "configure" +#include "confdefs.h" + +int +main () +{ +/* FIXME: Include the comments suggested by Paul. */ +#ifndef __cplusplus + /* Ultrix mips cc rejects this. */ + typedef int charset[2]; + const charset x; + /* SunOS 4.1.1 cc rejects this. */ + char const *const *ccp; + char **p; + /* NEC SVR4.0.2 mips cc rejects this. */ + struct point {int x, y;}; + static struct point const zero = {0,0}; + /* AIX XL C 1.02.0.0 rejects this. + It does not let you subtract one const X* pointer from another in + an arm of an if-expression whose if-part is not a constant + expression */ + const char *g = "string"; + ccp = &g + (g ? g-g : 0); + /* HPUX 7.0 cc rejects these. */ + ++ccp; + p = (char**) ccp; + ccp = (char const *const *) p; + { /* SCO 3.2v4 cc rejects this. */ + char *t; + char const *s = 0 ? (char *) 0 : (char const *) 0; + + *t++ = 0; + } + { /* Someone thinks the Sun supposedly-ANSI compiler will reject this. */ + int x[] = {25, 17}; + const int *foo = &x[0]; + ++foo; + } + { /* Sun SC1.0 ANSI compiler rejects this -- but not the above. */ + typedef const int *iptr; + iptr p = 0; + ++p; + } + { /* AIX XL C 1.02.0.0 rejects this saying + "k.c", line 2.27: 1506-025 (S) Operand must be a modifiable lvalue. */ + struct s { int j; const int *ap[3]; }; + struct s *b; b->j = 5; + } + { /* ULTRIX-32 V3.1 (Rev 9) vcc rejects this */ + const int foo = 10; + } +#endif + + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:1950: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:1953: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:1956: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:1959: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + ac_cv_c_const=yes +else + echo "$as_me: failed program was:" >&5 +cat conftest.$ac_ext >&5 +ac_cv_c_const=no +fi +rm -f conftest.$ac_objext conftest.$ac_ext +fi +echo "$as_me:1969: result: $ac_cv_c_const" >&5 +echo "${ECHO_T}$ac_cv_c_const" >&6 +if test $ac_cv_c_const = no; then + +cat >>confdefs.h <<\EOF +#define const +EOF + +fi + +echo "$as_me:1979: checking whether ${MAKE-make} sets \${MAKE}" >&5 +echo $ECHO_N "checking whether ${MAKE-make} sets \${MAKE}... $ECHO_C" >&6 +set dummy ${MAKE-make}; ac_make=`echo "$2" | sed 'y,./+-,__p_,'` +if eval "test \"\${ac_cv_prog_make_${ac_make}_set+set}\" = set"; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + cat >conftest.make <<\EOF +all: + @echo 'ac_maketemp="${MAKE}"' +EOF +# GNU make sometimes prints "make[1]: Entering...", which would confuse us. +eval `${MAKE-make} -f conftest.make 2>/dev/null | grep temp=` +if test -n "$ac_maketemp"; then + eval ac_cv_prog_make_${ac_make}_set=yes +else + eval ac_cv_prog_make_${ac_make}_set=no +fi +rm -f conftest.make +fi +if eval "test \"`echo '$ac_cv_prog_make_'${ac_make}_set`\" = yes"; then + echo "$as_me:1999: result: yes" >&5 +echo "${ECHO_T}yes" >&6 + SET_MAKE= +else + echo "$as_me:2003: result: no" >&5 +echo "${ECHO_T}no" >&6 + SET_MAKE="MAKE=${MAKE-make}" +fi + +# Find a good install program. We prefer a C program (faster), +# so one script is as good as another. But avoid the broken or +# incompatible versions: +# SysV /etc/install, /usr/sbin/install +# SunOS /usr/etc/install +# IRIX /sbin/install +# AIX /bin/install +# AmigaOS /C/install, which installs bootblocks on floppy discs +# AIX 4 /usr/bin/installbsd, which doesn't work without a -g flag +# AFS /usr/afsws/bin/install, which mishandles nonexistent args +# SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff" +# ./install, which can be erroneously created by make from ./install.sh. +echo "$as_me:2020: checking for a BSD compatible install" >&5 +echo $ECHO_N "checking for a BSD compatible install... $ECHO_C" >&6 +if test -z "$INSTALL"; then +if test "${ac_cv_path_install+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + ac_save_IFS=$IFS; IFS=$ac_path_separator + for ac_dir in $PATH; do + IFS=$ac_save_IFS + # Account for people who put trailing slashes in PATH elements. + case $ac_dir/ in + / | ./ | .// | /cC/* \ + | /etc/* | /usr/sbin/* | /usr/etc/* | /sbin/* | /usr/afsws/bin/* \ + | /usr/ucb/* ) ;; + *) + # OSF1 and SCO ODT 3.0 have their own names for install. + # Don't use installbsd from OSF since it installs stuff as root + # by default. + for ac_prog in ginstall scoinst install; do + if $as_executable_p "$ac_dir/$ac_prog"; then + if test $ac_prog = install && + grep dspmsg "$ac_dir/$ac_prog" >/dev/null 2>&1; then + # AIX install. It has an incompatible calling convention. + : + elif test $ac_prog = install && + grep pwplus "$ac_dir/$ac_prog" >/dev/null 2>&1; then + # program-specific install script used by HP pwplus--don't use. + : + else + ac_cv_path_install="$ac_dir/$ac_prog -c" + break 2 + fi + fi + done + ;; + esac + done + +fi + if test "${ac_cv_path_install+set}" = set; then + INSTALL=$ac_cv_path_install + else + # As a last resort, use the slow shell script. We don't cache a + # path for INSTALL within a source directory, because that will + # break other packages using the cache if that directory is + # removed, or if the path is relative. + INSTALL=$ac_install_sh + fi +fi +echo "$as_me:2069: result: $INSTALL" >&5 +echo "${ECHO_T}$INSTALL" >&6 + +# Use test -z because SunOS4 sh mishandles braces in ${var-val}. +# It thinks the first close brace ends the variable substitution. +test -z "$INSTALL_PROGRAM" && INSTALL_PROGRAM='${INSTALL}' + +test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL}' + +test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644' + +echo "$as_me:2080: checking if filesystem supports mixed-case filenames" >&5 +echo $ECHO_N "checking if filesystem supports mixed-case filenames... $ECHO_C" >&6 +if test "${cf_cv_mixedcase+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + +if test "$cross_compiling" = yes ; then + case $target_alias in #(vi + *-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-mingw32*|*-uwin*) #(vi + cf_cv_mixedcase=no + ;; + *) + cf_cv_mixedcase=yes + ;; + esac +else + rm -f conftest CONFTEST + echo test >conftest + if test -f CONFTEST ; then + cf_cv_mixedcase=no + else + cf_cv_mixedcase=yes + fi + rm -f conftest CONFTEST +fi + +fi +echo "$as_me:2107: result: $cf_cv_mixedcase" >&5 +echo "${ECHO_T}$cf_cv_mixedcase" >&6 +test "$cf_cv_mixedcase" = yes && cat >>confdefs.h <<\EOF +#define MIXEDCASE_FILENAMES 1 +EOF + +for ac_prog in exctags ctags +do + # Extract the first word of "$ac_prog", so it can be a program name with args. +set dummy $ac_prog; ac_word=$2 +echo "$as_me:2117: checking for $ac_word" >&5 +echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6 +if test "${ac_cv_prog_CTAGS+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + if test -n "$CTAGS"; then + ac_cv_prog_CTAGS="$CTAGS" # Let the user override the test. +else + ac_save_IFS=$IFS; IFS=$ac_path_separator +ac_dummy="$PATH" +for ac_dir in $ac_dummy; do + IFS=$ac_save_IFS + test -z "$ac_dir" && ac_dir=. + $as_executable_p "$ac_dir/$ac_word" || continue +ac_cv_prog_CTAGS="$ac_prog" +echo "$as_me:2132: found $ac_dir/$ac_word" >&5 +break +done + +fi +fi +CTAGS=$ac_cv_prog_CTAGS +if test -n "$CTAGS"; then + echo "$as_me:2140: result: $CTAGS" >&5 +echo "${ECHO_T}$CTAGS" >&6 +else + echo "$as_me:2143: result: no" >&5 +echo "${ECHO_T}no" >&6 +fi + + test -n "$CTAGS" && break +done + +for ac_prog in exetags etags +do + # Extract the first word of "$ac_prog", so it can be a program name with args. +set dummy $ac_prog; ac_word=$2 +echo "$as_me:2154: checking for $ac_word" >&5 +echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6 +if test "${ac_cv_prog_ETAGS+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + if test -n "$ETAGS"; then + ac_cv_prog_ETAGS="$ETAGS" # Let the user override the test. +else + ac_save_IFS=$IFS; IFS=$ac_path_separator +ac_dummy="$PATH" +for ac_dir in $ac_dummy; do + IFS=$ac_save_IFS + test -z "$ac_dir" && ac_dir=. + $as_executable_p "$ac_dir/$ac_word" || continue +ac_cv_prog_ETAGS="$ac_prog" +echo "$as_me:2169: found $ac_dir/$ac_word" >&5 +break +done + +fi +fi +ETAGS=$ac_cv_prog_ETAGS +if test -n "$ETAGS"; then + echo "$as_me:2177: result: $ETAGS" >&5 +echo "${ECHO_T}$ETAGS" >&6 +else + echo "$as_me:2180: result: no" >&5 +echo "${ECHO_T}no" >&6 +fi + + test -n "$ETAGS" && break +done + +# Extract the first word of "${CTAGS:-ctags}", so it can be a program name with args. +set dummy ${CTAGS:-ctags}; ac_word=$2 +echo "$as_me:2189: checking for $ac_word" >&5 +echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6 +if test "${ac_cv_prog_MAKE_LOWER_TAGS+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + if test -n "$MAKE_LOWER_TAGS"; then + ac_cv_prog_MAKE_LOWER_TAGS="$MAKE_LOWER_TAGS" # Let the user override the test. +else + ac_save_IFS=$IFS; IFS=$ac_path_separator +ac_dummy="$PATH" +for ac_dir in $ac_dummy; do + IFS=$ac_save_IFS + test -z "$ac_dir" && ac_dir=. + $as_executable_p "$ac_dir/$ac_word" || continue +ac_cv_prog_MAKE_LOWER_TAGS="yes" +echo "$as_me:2204: found $ac_dir/$ac_word" >&5 +break +done + + test -z "$ac_cv_prog_MAKE_LOWER_TAGS" && ac_cv_prog_MAKE_LOWER_TAGS="no" +fi +fi +MAKE_LOWER_TAGS=$ac_cv_prog_MAKE_LOWER_TAGS +if test -n "$MAKE_LOWER_TAGS"; then + echo "$as_me:2213: result: $MAKE_LOWER_TAGS" >&5 +echo "${ECHO_T}$MAKE_LOWER_TAGS" >&6 +else + echo "$as_me:2216: result: no" >&5 +echo "${ECHO_T}no" >&6 +fi + +if test "$cf_cv_mixedcase" = yes ; then + # Extract the first word of "${ETAGS:-etags}", so it can be a program name with args. +set dummy ${ETAGS:-etags}; ac_word=$2 +echo "$as_me:2223: checking for $ac_word" >&5 +echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6 +if test "${ac_cv_prog_MAKE_UPPER_TAGS+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + if test -n "$MAKE_UPPER_TAGS"; then + ac_cv_prog_MAKE_UPPER_TAGS="$MAKE_UPPER_TAGS" # Let the user override the test. +else + ac_save_IFS=$IFS; IFS=$ac_path_separator +ac_dummy="$PATH" +for ac_dir in $ac_dummy; do + IFS=$ac_save_IFS + test -z "$ac_dir" && ac_dir=. + $as_executable_p "$ac_dir/$ac_word" || continue +ac_cv_prog_MAKE_UPPER_TAGS="yes" +echo "$as_me:2238: found $ac_dir/$ac_word" >&5 +break +done + + test -z "$ac_cv_prog_MAKE_UPPER_TAGS" && ac_cv_prog_MAKE_UPPER_TAGS="no" +fi +fi +MAKE_UPPER_TAGS=$ac_cv_prog_MAKE_UPPER_TAGS +if test -n "$MAKE_UPPER_TAGS"; then + echo "$as_me:2247: result: $MAKE_UPPER_TAGS" >&5 +echo "${ECHO_T}$MAKE_UPPER_TAGS" >&6 +else + echo "$as_me:2250: result: no" >&5 +echo "${ECHO_T}no" >&6 +fi + +else + MAKE_UPPER_TAGS=no +fi + +if test "$MAKE_UPPER_TAGS" = yes ; then + MAKE_UPPER_TAGS= +else + MAKE_UPPER_TAGS="#" +fi + +if test "$MAKE_LOWER_TAGS" = yes ; then + MAKE_LOWER_TAGS= +else + MAKE_LOWER_TAGS="#" +fi + +for ac_prog in tdlint lint alint splint lclint +do + # Extract the first word of "$ac_prog", so it can be a program name with args. +set dummy $ac_prog; ac_word=$2 +echo "$as_me:2274: checking for $ac_word" >&5 +echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6 +if test "${ac_cv_prog_LINT+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + if test -n "$LINT"; then + ac_cv_prog_LINT="$LINT" # Let the user override the test. +else + ac_save_IFS=$IFS; IFS=$ac_path_separator +ac_dummy="$PATH" +for ac_dir in $ac_dummy; do + IFS=$ac_save_IFS + test -z "$ac_dir" && ac_dir=. + $as_executable_p "$ac_dir/$ac_word" || continue +ac_cv_prog_LINT="$ac_prog" +echo "$as_me:2289: found $ac_dir/$ac_word" >&5 +break +done + +fi +fi +LINT=$ac_cv_prog_LINT +if test -n "$LINT"; then + echo "$as_me:2297: result: $LINT" >&5 +echo "${ECHO_T}$LINT" >&6 +else + echo "$as_me:2300: result: no" >&5 +echo "${ECHO_T}no" >&6 +fi + + test -n "$LINT" && break +done + +# This should have been defined by AC_PROG_CC +: ${CC:=cc} + +# Check for user's environment-breakage by stuffing CFLAGS/CPPFLAGS content +# into CC. This will not help with broken scripts that wrap the compiler with +# options, but eliminates a more common category of user confusion. +echo "$as_me:2313: checking \$CC variable" >&5 +echo $ECHO_N "checking \$CC variable... $ECHO_C" >&6 +case "$CC" in #(vi +*[\ \ ]-[IUD]*) + echo "$as_me:2317: result: broken" >&5 +echo "${ECHO_T}broken" >&6 + { echo "$as_me:2319: WARNING: your environment misuses the CC variable to hold CFLAGS/CPPFLAGS options" >&5 +echo "$as_me: WARNING: your environment misuses the CC variable to hold CFLAGS/CPPFLAGS options" >&2;} + # humor him... + cf_flags=`echo "$CC" | sed -e 's/^[^ ]*[ ]//'` + CC=`echo "$CC" | sed -e 's/[ ].*//'` + +cf_fix_cppflags=no +cf_new_cflags= +cf_new_cppflags= +cf_new_extra_cppflags= + +for cf_add_cflags in $cf_flags +do +case $cf_fix_cppflags in +no) + case $cf_add_cflags in #(vi + -undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C) #(vi + case $cf_add_cflags in + -D*) + cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[^=]*='\''\"[^"]*//'` + + test "${cf_add_cflags}" != "${cf_tst_cflags}" \ + && test -z "${cf_tst_cflags}" \ + && cf_fix_cppflags=yes + + if test $cf_fix_cppflags = yes ; then + cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + continue + elif test "${cf_tst_cflags}" = "\"'" ; then + cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + continue + fi + ;; + esac + case "$CPPFLAGS" in + *$cf_add_cflags) #(vi + ;; + *) #(vi + case $cf_add_cflags in #(vi + -D*) + cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'` + +CPPFLAGS=`echo "$CPPFLAGS" | \ + sed -e 's/-[UD]'"$cf_tst_cppflags"'\(=[^ ]*\)\?[ ]/ /g' \ + -e 's/-[UD]'"$cf_tst_cppflags"'\(=[^ ]*\)\?$//g'` + + ;; + esac + cf_new_cppflags="$cf_new_cppflags $cf_add_cflags" + ;; + esac + ;; + *) + cf_new_cflags="$cf_new_cflags $cf_add_cflags" + ;; + esac + ;; +yes) + cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + + cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[^"]*"'\''//'` + + test "${cf_add_cflags}" != "${cf_tst_cflags}" \ + && test -z "${cf_tst_cflags}" \ + && cf_fix_cppflags=no + ;; +esac +done + +if test -n "$cf_new_cflags" ; then + + CFLAGS="$CFLAGS $cf_new_cflags" +fi + +if test -n "$cf_new_cppflags" ; then + + CPPFLAGS="$CPPFLAGS $cf_new_cppflags" +fi + +if test -n "$cf_new_extra_cppflags" ; then + + EXTRA_CPPFLAGS="$cf_new_extra_cppflags $EXTRA_CPPFLAGS" +fi + + ;; +*) + echo "$as_me:2405: result: ok" >&5 +echo "${ECHO_T}ok" >&6 + ;; +esac + +echo "$as_me:2410: checking for ${CC:-cc} option to accept ANSI C" >&5 +echo $ECHO_N "checking for ${CC:-cc} option to accept ANSI C... $ECHO_C" >&6 +if test "${cf_cv_ansi_cc+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + +cf_cv_ansi_cc=no +cf_save_CFLAGS="$CFLAGS" +cf_save_CPPFLAGS="$CPPFLAGS" +# Don't try gcc -ansi; that turns off useful extensions and +# breaks some systems' header files. +# AIX -qlanglvl=ansi +# Ultrix and OSF/1 -std1 +# HP-UX -Aa -D_HPUX_SOURCE +# SVR4 -Xc +# UnixWare 1.2 (cannot use -Xc, since ANSI/POSIX clashes) +for cf_arg in "-DCC_HAS_PROTOS" \ + "" \ + -qlanglvl=ansi \ + -std1 \ + -Ae \ + "-Aa -D_HPUX_SOURCE" \ + -Xc +do + +cf_fix_cppflags=no +cf_new_cflags= +cf_new_cppflags= +cf_new_extra_cppflags= + +for cf_add_cflags in $cf_arg +do +case $cf_fix_cppflags in +no) + case $cf_add_cflags in #(vi + -undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C) #(vi + case $cf_add_cflags in + -D*) + cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[^=]*='\''\"[^"]*//'` + + test "${cf_add_cflags}" != "${cf_tst_cflags}" \ + && test -z "${cf_tst_cflags}" \ + && cf_fix_cppflags=yes + + if test $cf_fix_cppflags = yes ; then + cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + continue + elif test "${cf_tst_cflags}" = "\"'" ; then + cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + continue + fi + ;; + esac + case "$CPPFLAGS" in + *$cf_add_cflags) #(vi + ;; + *) #(vi + case $cf_add_cflags in #(vi + -D*) + cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'` + +CPPFLAGS=`echo "$CPPFLAGS" | \ + sed -e 's/-[UD]'"$cf_tst_cppflags"'\(=[^ ]*\)\?[ ]/ /g' \ + -e 's/-[UD]'"$cf_tst_cppflags"'\(=[^ ]*\)\?$//g'` + + ;; + esac + cf_new_cppflags="$cf_new_cppflags $cf_add_cflags" + ;; + esac + ;; + *) + cf_new_cflags="$cf_new_cflags $cf_add_cflags" + ;; + esac + ;; +yes) + cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + + cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[^"]*"'\''//'` + + test "${cf_add_cflags}" != "${cf_tst_cflags}" \ + && test -z "${cf_tst_cflags}" \ + && cf_fix_cppflags=no + ;; +esac +done + +if test -n "$cf_new_cflags" ; then + + CFLAGS="$CFLAGS $cf_new_cflags" +fi + +if test -n "$cf_new_cppflags" ; then + + CPPFLAGS="$CPPFLAGS $cf_new_cppflags" +fi + +if test -n "$cf_new_extra_cppflags" ; then + + EXTRA_CPPFLAGS="$cf_new_extra_cppflags $EXTRA_CPPFLAGS" +fi + + cat >conftest.$ac_ext <<_ACEOF +#line 2514 "configure" +#include "confdefs.h" + +#ifndef CC_HAS_PROTOS +#if !defined(__STDC__) || (__STDC__ != 1) +choke me +#endif +#endif + +int +main () +{ + + int test (int i, double x); + struct s1 {int (*f) (int a);}; + struct s2 {int (*f) (double a);}; + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:2535: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:2538: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:2541: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:2544: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + cf_cv_ansi_cc="$cf_arg"; break +else + echo "$as_me: failed program was:" >&5 +cat conftest.$ac_ext >&5 +fi +rm -f conftest.$ac_objext conftest.$ac_ext +done +CFLAGS="$cf_save_CFLAGS" +CPPFLAGS="$cf_save_CPPFLAGS" + +fi +echo "$as_me:2557: result: $cf_cv_ansi_cc" >&5 +echo "${ECHO_T}$cf_cv_ansi_cc" >&6 + +if test "$cf_cv_ansi_cc" != "no"; then +if test ".$cf_cv_ansi_cc" != ".-DCC_HAS_PROTOS"; then + +cf_fix_cppflags=no +cf_new_cflags= +cf_new_cppflags= +cf_new_extra_cppflags= + +for cf_add_cflags in $cf_cv_ansi_cc +do +case $cf_fix_cppflags in +no) + case $cf_add_cflags in #(vi + -undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C) #(vi + case $cf_add_cflags in + -D*) + cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[^=]*='\''\"[^"]*//'` + + test "${cf_add_cflags}" != "${cf_tst_cflags}" \ + && test -z "${cf_tst_cflags}" \ + && cf_fix_cppflags=yes + + if test $cf_fix_cppflags = yes ; then + cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + continue + elif test "${cf_tst_cflags}" = "\"'" ; then + cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + continue + fi + ;; + esac + case "$CPPFLAGS" in + *$cf_add_cflags) #(vi + ;; + *) #(vi + case $cf_add_cflags in #(vi + -D*) + cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'` + +CPPFLAGS=`echo "$CPPFLAGS" | \ + sed -e 's/-[UD]'"$cf_tst_cppflags"'\(=[^ ]*\)\?[ ]/ /g' \ + -e 's/-[UD]'"$cf_tst_cppflags"'\(=[^ ]*\)\?$//g'` + + ;; + esac + cf_new_cppflags="$cf_new_cppflags $cf_add_cflags" + ;; + esac + ;; + *) + cf_new_cflags="$cf_new_cflags $cf_add_cflags" + ;; + esac + ;; +yes) + cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + + cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[^"]*"'\''//'` + + test "${cf_add_cflags}" != "${cf_tst_cflags}" \ + && test -z "${cf_tst_cflags}" \ + && cf_fix_cppflags=no + ;; +esac +done + +if test -n "$cf_new_cflags" ; then + + CFLAGS="$CFLAGS $cf_new_cflags" +fi + +if test -n "$cf_new_cppflags" ; then + + CPPFLAGS="$CPPFLAGS $cf_new_cppflags" +fi + +if test -n "$cf_new_extra_cppflags" ; then + + EXTRA_CPPFLAGS="$cf_new_extra_cppflags $EXTRA_CPPFLAGS" +fi + +else + cat >>confdefs.h <<\EOF +#define CC_HAS_PROTOS 1 +EOF + +fi +fi + +if test "$cf_cv_ansi_cc" = "no"; then + { { echo "$as_me:2650: error: Your compiler does not appear to recognize prototypes. +You have the following choices: + a. adjust your compiler options + b. get an up-to-date compiler + c. use a wrapper such as unproto" >&5 +echo "$as_me: error: Your compiler does not appear to recognize prototypes. +You have the following choices: + a. adjust your compiler options + b. get an up-to-date compiler + c. use a wrapper such as unproto" >&2;} + { (exit 1); exit 1; }; } +fi + +cf_XOPEN_SOURCE=500 +cf_POSIX_C_SOURCE=199506L +cf_xopen_source= + +case $host_os in #(vi +aix[4-7]*) #(vi + cf_xopen_source="-D_ALL_SOURCE" + ;; +cygwin) #(vi + cf_XOPEN_SOURCE=600 + ;; +darwin[0-8].*) #(vi + cf_xopen_source="-D_APPLE_C_SOURCE" + ;; +darwin*) #(vi + cf_xopen_source="-D_DARWIN_C_SOURCE" + cf_XOPEN_SOURCE= + ;; +freebsd*|dragonfly*) #(vi + # 5.x headers associate + # _XOPEN_SOURCE=600 with _POSIX_C_SOURCE=200112L + # _XOPEN_SOURCE=500 with _POSIX_C_SOURCE=199506L + cf_POSIX_C_SOURCE=200112L + cf_XOPEN_SOURCE=600 + cf_xopen_source="-D_BSD_TYPES -D__BSD_VISIBLE -D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE" + ;; +hpux11*) #(vi + cf_xopen_source="-D_HPUX_SOURCE -D_XOPEN_SOURCE=500" + ;; +hpux*) #(vi + cf_xopen_source="-D_HPUX_SOURCE" + ;; +irix[56].*) #(vi + cf_xopen_source="-D_SGI_SOURCE" + cf_XOPEN_SOURCE= + ;; +linux*|gnu*|mint*|k*bsd*-gnu) #(vi + +echo "$as_me:2701: checking if we must define _GNU_SOURCE" >&5 +echo $ECHO_N "checking if we must define _GNU_SOURCE... $ECHO_C" >&6 +if test "${cf_cv_gnu_source+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + +cat >conftest.$ac_ext <<_ACEOF +#line 2708 "configure" +#include "confdefs.h" +#include +int +main () +{ + +#ifndef _XOPEN_SOURCE +make an error +#endif + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:2723: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:2726: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:2729: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:2732: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + cf_cv_gnu_source=no +else + echo "$as_me: failed program was:" >&5 +cat conftest.$ac_ext >&5 +cf_save="$CPPFLAGS" + CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE" + cat >conftest.$ac_ext <<_ACEOF +#line 2741 "configure" +#include "confdefs.h" +#include +int +main () +{ + +#ifdef _XOPEN_SOURCE +make an error +#endif + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:2756: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:2759: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:2762: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:2765: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + cf_cv_gnu_source=no +else + echo "$as_me: failed program was:" >&5 +cat conftest.$ac_ext >&5 +cf_cv_gnu_source=yes +fi +rm -f conftest.$ac_objext conftest.$ac_ext + CPPFLAGS="$cf_save" + +fi +rm -f conftest.$ac_objext conftest.$ac_ext + +fi +echo "$as_me:2780: result: $cf_cv_gnu_source" >&5 +echo "${ECHO_T}$cf_cv_gnu_source" >&6 +test "$cf_cv_gnu_source" = yes && CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE" + + ;; +mirbsd*) #(vi + # setting _XOPEN_SOURCE or _POSIX_SOURCE breaks and other headers which use u_int / u_short types + cf_XOPEN_SOURCE= + +cf_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE + +cf_save_CFLAGS="$CFLAGS" +cf_save_CPPFLAGS="$CPPFLAGS" + +cf_trim_CFLAGS=`echo "$cf_save_CFLAGS" | \ + sed -e 's/-[UD]'"_POSIX_C_SOURCE"'\(=[^ ]*\)\?[ ]/ /g' \ + -e 's/-[UD]'"_POSIX_C_SOURCE"'\(=[^ ]*\)\?$//g'` + +cf_trim_CPPFLAGS=`echo "$cf_save_CPPFLAGS" | \ + sed -e 's/-[UD]'"_POSIX_C_SOURCE"'\(=[^ ]*\)\?[ ]/ /g' \ + -e 's/-[UD]'"_POSIX_C_SOURCE"'\(=[^ ]*\)\?$//g'` + +echo "$as_me:2802: checking if we should define _POSIX_C_SOURCE" >&5 +echo $ECHO_N "checking if we should define _POSIX_C_SOURCE... $ECHO_C" >&6 +if test "${cf_cv_posix_c_source+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + +echo "${as_me:-configure}:2808: testing if the symbol is already defined go no further ..." 1>&5 + + cat >conftest.$ac_ext <<_ACEOF +#line 2811 "configure" +#include "confdefs.h" +#include +int +main () +{ + +#ifndef _POSIX_C_SOURCE +make an error +#endif + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:2826: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:2829: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:2832: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:2835: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + cf_cv_posix_c_source=no +else + echo "$as_me: failed program was:" >&5 +cat conftest.$ac_ext >&5 +cf_want_posix_source=no + case .$cf_POSIX_C_SOURCE in #(vi + .[12]??*) #(vi + cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE" + ;; + .2) #(vi + cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE" + cf_want_posix_source=yes + ;; + .*) + cf_want_posix_source=yes + ;; + esac + if test "$cf_want_posix_source" = yes ; then + cat >conftest.$ac_ext <<_ACEOF +#line 2856 "configure" +#include "confdefs.h" +#include +int +main () +{ + +#ifdef _POSIX_SOURCE +make an error +#endif + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:2871: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:2874: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:2877: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:2880: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + : +else + echo "$as_me: failed program was:" >&5 +cat conftest.$ac_ext >&5 +cf_cv_posix_c_source="$cf_cv_posix_c_source -D_POSIX_SOURCE" +fi +rm -f conftest.$ac_objext conftest.$ac_ext + fi + +echo "${as_me:-configure}:2891: testing ifdef from value $cf_POSIX_C_SOURCE ..." 1>&5 + + CFLAGS="$cf_trim_CFLAGS" + CPPFLAGS="$cf_trim_CPPFLAGS $cf_cv_posix_c_source" + +echo "${as_me:-configure}:2896: testing if the second compile does not leave our definition intact error ..." 1>&5 + + cat >conftest.$ac_ext <<_ACEOF +#line 2899 "configure" +#include "confdefs.h" +#include +int +main () +{ + +#ifndef _POSIX_C_SOURCE +make an error +#endif + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:2914: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:2917: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:2920: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:2923: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + : +else + echo "$as_me: failed program was:" >&5 +cat conftest.$ac_ext >&5 +cf_cv_posix_c_source=no +fi +rm -f conftest.$ac_objext conftest.$ac_ext + CFLAGS="$cf_save_CFLAGS" + CPPFLAGS="$cf_save_CPPFLAGS" + +fi +rm -f conftest.$ac_objext conftest.$ac_ext + +fi +echo "$as_me:2939: result: $cf_cv_posix_c_source" >&5 +echo "${ECHO_T}$cf_cv_posix_c_source" >&6 + +if test "$cf_cv_posix_c_source" != no ; then + CFLAGS="$cf_trim_CFLAGS" + CPPFLAGS="$cf_trim_CPPFLAGS" + +cf_fix_cppflags=no +cf_new_cflags= +cf_new_cppflags= +cf_new_extra_cppflags= + +for cf_add_cflags in $cf_cv_posix_c_source +do +case $cf_fix_cppflags in +no) + case $cf_add_cflags in #(vi + -undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C) #(vi + case $cf_add_cflags in + -D*) + cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[^=]*='\''\"[^"]*//'` + + test "${cf_add_cflags}" != "${cf_tst_cflags}" \ + && test -z "${cf_tst_cflags}" \ + && cf_fix_cppflags=yes + + if test $cf_fix_cppflags = yes ; then + cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + continue + elif test "${cf_tst_cflags}" = "\"'" ; then + cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + continue + fi + ;; + esac + case "$CPPFLAGS" in + *$cf_add_cflags) #(vi + ;; + *) #(vi + case $cf_add_cflags in #(vi + -D*) + cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'` + +CPPFLAGS=`echo "$CPPFLAGS" | \ + sed -e 's/-[UD]'"$cf_tst_cppflags"'\(=[^ ]*\)\?[ ]/ /g' \ + -e 's/-[UD]'"$cf_tst_cppflags"'\(=[^ ]*\)\?$//g'` + + ;; + esac + cf_new_cppflags="$cf_new_cppflags $cf_add_cflags" + ;; + esac + ;; + *) + cf_new_cflags="$cf_new_cflags $cf_add_cflags" + ;; + esac + ;; +yes) + cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + + cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[^"]*"'\''//'` + + test "${cf_add_cflags}" != "${cf_tst_cflags}" \ + && test -z "${cf_tst_cflags}" \ + && cf_fix_cppflags=no + ;; +esac +done + +if test -n "$cf_new_cflags" ; then + + CFLAGS="$CFLAGS $cf_new_cflags" +fi + +if test -n "$cf_new_cppflags" ; then + + CPPFLAGS="$CPPFLAGS $cf_new_cppflags" +fi + +if test -n "$cf_new_extra_cppflags" ; then + + EXTRA_CPPFLAGS="$cf_new_extra_cppflags $EXTRA_CPPFLAGS" +fi + +fi + + ;; +netbsd*) #(vi + cf_xopen_source="-D_NETBSD_SOURCE" # setting _XOPEN_SOURCE breaks IPv6 for lynx on NetBSD 1.6, breaks xterm, is not needed for ncursesw + ;; +openbsd[4-9]*) #(vi + # setting _XOPEN_SOURCE lower than 500 breaks g++ compile with wchar.h, needed for ncursesw + cf_xopen_source="-D_BSD_SOURCE" + cf_XOPEN_SOURCE=600 + ;; +openbsd*) #(vi + # setting _XOPEN_SOURCE breaks xterm on OpenBSD 2.8, is not needed for ncursesw + ;; +osf[45]*) #(vi + cf_xopen_source="-D_OSF_SOURCE" + ;; +nto-qnx*) #(vi + cf_xopen_source="-D_QNX_SOURCE" + ;; +sco*) #(vi + # setting _XOPEN_SOURCE breaks Lynx on SCO Unix / OpenServer + ;; +solaris2.*) #(vi + cf_xopen_source="-D__EXTENSIONS__" + ;; +*) + +echo "$as_me:3052: checking if we should define _XOPEN_SOURCE" >&5 +echo $ECHO_N "checking if we should define _XOPEN_SOURCE... $ECHO_C" >&6 +if test "${cf_cv_xopen_source+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + + cat >conftest.$ac_ext <<_ACEOF +#line 3059 "configure" +#include "confdefs.h" + +#include +#include +#include + +int +main () +{ + +#ifndef _XOPEN_SOURCE +make an error +#endif + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:3078: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:3081: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:3084: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:3087: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + cf_cv_xopen_source=no +else + echo "$as_me: failed program was:" >&5 +cat conftest.$ac_ext >&5 +cf_save="$CPPFLAGS" + CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE" + cat >conftest.$ac_ext <<_ACEOF +#line 3096 "configure" +#include "confdefs.h" + +#include +#include +#include + +int +main () +{ + +#ifdef _XOPEN_SOURCE +make an error +#endif + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:3115: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:3118: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:3121: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:3124: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + cf_cv_xopen_source=no +else + echo "$as_me: failed program was:" >&5 +cat conftest.$ac_ext >&5 +cf_cv_xopen_source=$cf_XOPEN_SOURCE +fi +rm -f conftest.$ac_objext conftest.$ac_ext + CPPFLAGS="$cf_save" + +fi +rm -f conftest.$ac_objext conftest.$ac_ext + +fi +echo "$as_me:3139: result: $cf_cv_xopen_source" >&5 +echo "${ECHO_T}$cf_cv_xopen_source" >&6 + +if test "$cf_cv_xopen_source" != no ; then + +CFLAGS=`echo "$CFLAGS" | \ + sed -e 's/-[UD]'"_XOPEN_SOURCE"'\(=[^ ]*\)\?[ ]/ /g' \ + -e 's/-[UD]'"_XOPEN_SOURCE"'\(=[^ ]*\)\?$//g'` + +CPPFLAGS=`echo "$CPPFLAGS" | \ + sed -e 's/-[UD]'"_XOPEN_SOURCE"'\(=[^ ]*\)\?[ ]/ /g' \ + -e 's/-[UD]'"_XOPEN_SOURCE"'\(=[^ ]*\)\?$//g'` + + cf_temp_xopen_source="-D_XOPEN_SOURCE=$cf_cv_xopen_source" + +cf_fix_cppflags=no +cf_new_cflags= +cf_new_cppflags= +cf_new_extra_cppflags= + +for cf_add_cflags in $cf_temp_xopen_source +do +case $cf_fix_cppflags in +no) + case $cf_add_cflags in #(vi + -undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C) #(vi + case $cf_add_cflags in + -D*) + cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[^=]*='\''\"[^"]*//'` + + test "${cf_add_cflags}" != "${cf_tst_cflags}" \ + && test -z "${cf_tst_cflags}" \ + && cf_fix_cppflags=yes + + if test $cf_fix_cppflags = yes ; then + cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + continue + elif test "${cf_tst_cflags}" = "\"'" ; then + cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + continue + fi + ;; + esac + case "$CPPFLAGS" in + *$cf_add_cflags) #(vi + ;; + *) #(vi + case $cf_add_cflags in #(vi + -D*) + cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'` + +CPPFLAGS=`echo "$CPPFLAGS" | \ + sed -e 's/-[UD]'"$cf_tst_cppflags"'\(=[^ ]*\)\?[ ]/ /g' \ + -e 's/-[UD]'"$cf_tst_cppflags"'\(=[^ ]*\)\?$//g'` + + ;; + esac + cf_new_cppflags="$cf_new_cppflags $cf_add_cflags" + ;; + esac + ;; + *) + cf_new_cflags="$cf_new_cflags $cf_add_cflags" + ;; + esac + ;; +yes) + cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + + cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[^"]*"'\''//'` + + test "${cf_add_cflags}" != "${cf_tst_cflags}" \ + && test -z "${cf_tst_cflags}" \ + && cf_fix_cppflags=no + ;; +esac +done + +if test -n "$cf_new_cflags" ; then + + CFLAGS="$CFLAGS $cf_new_cflags" +fi + +if test -n "$cf_new_cppflags" ; then + + CPPFLAGS="$CPPFLAGS $cf_new_cppflags" +fi + +if test -n "$cf_new_extra_cppflags" ; then + + EXTRA_CPPFLAGS="$cf_new_extra_cppflags $EXTRA_CPPFLAGS" +fi + +fi + +cf_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE + +cf_save_CFLAGS="$CFLAGS" +cf_save_CPPFLAGS="$CPPFLAGS" + +cf_trim_CFLAGS=`echo "$cf_save_CFLAGS" | \ + sed -e 's/-[UD]'"_POSIX_C_SOURCE"'\(=[^ ]*\)\?[ ]/ /g' \ + -e 's/-[UD]'"_POSIX_C_SOURCE"'\(=[^ ]*\)\?$//g'` + +cf_trim_CPPFLAGS=`echo "$cf_save_CPPFLAGS" | \ + sed -e 's/-[UD]'"_POSIX_C_SOURCE"'\(=[^ ]*\)\?[ ]/ /g' \ + -e 's/-[UD]'"_POSIX_C_SOURCE"'\(=[^ ]*\)\?$//g'` + +echo "$as_me:3247: checking if we should define _POSIX_C_SOURCE" >&5 +echo $ECHO_N "checking if we should define _POSIX_C_SOURCE... $ECHO_C" >&6 +if test "${cf_cv_posix_c_source+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + +echo "${as_me:-configure}:3253: testing if the symbol is already defined go no further ..." 1>&5 + + cat >conftest.$ac_ext <<_ACEOF +#line 3256 "configure" +#include "confdefs.h" +#include +int +main () +{ + +#ifndef _POSIX_C_SOURCE +make an error +#endif + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:3271: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:3274: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:3277: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:3280: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + cf_cv_posix_c_source=no +else + echo "$as_me: failed program was:" >&5 +cat conftest.$ac_ext >&5 +cf_want_posix_source=no + case .$cf_POSIX_C_SOURCE in #(vi + .[12]??*) #(vi + cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE" + ;; + .2) #(vi + cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE" + cf_want_posix_source=yes + ;; + .*) + cf_want_posix_source=yes + ;; + esac + if test "$cf_want_posix_source" = yes ; then + cat >conftest.$ac_ext <<_ACEOF +#line 3301 "configure" +#include "confdefs.h" +#include +int +main () +{ + +#ifdef _POSIX_SOURCE +make an error +#endif + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:3316: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:3319: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:3322: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:3325: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + : +else + echo "$as_me: failed program was:" >&5 +cat conftest.$ac_ext >&5 +cf_cv_posix_c_source="$cf_cv_posix_c_source -D_POSIX_SOURCE" +fi +rm -f conftest.$ac_objext conftest.$ac_ext + fi + +echo "${as_me:-configure}:3336: testing ifdef from value $cf_POSIX_C_SOURCE ..." 1>&5 + + CFLAGS="$cf_trim_CFLAGS" + CPPFLAGS="$cf_trim_CPPFLAGS $cf_cv_posix_c_source" + +echo "${as_me:-configure}:3341: testing if the second compile does not leave our definition intact error ..." 1>&5 + + cat >conftest.$ac_ext <<_ACEOF +#line 3344 "configure" +#include "confdefs.h" +#include +int +main () +{ + +#ifndef _POSIX_C_SOURCE +make an error +#endif + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:3359: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:3362: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:3365: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:3368: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + : +else + echo "$as_me: failed program was:" >&5 +cat conftest.$ac_ext >&5 +cf_cv_posix_c_source=no +fi +rm -f conftest.$ac_objext conftest.$ac_ext + CFLAGS="$cf_save_CFLAGS" + CPPFLAGS="$cf_save_CPPFLAGS" + +fi +rm -f conftest.$ac_objext conftest.$ac_ext + +fi +echo "$as_me:3384: result: $cf_cv_posix_c_source" >&5 +echo "${ECHO_T}$cf_cv_posix_c_source" >&6 + +if test "$cf_cv_posix_c_source" != no ; then + CFLAGS="$cf_trim_CFLAGS" + CPPFLAGS="$cf_trim_CPPFLAGS" + +cf_fix_cppflags=no +cf_new_cflags= +cf_new_cppflags= +cf_new_extra_cppflags= + +for cf_add_cflags in $cf_cv_posix_c_source +do +case $cf_fix_cppflags in +no) + case $cf_add_cflags in #(vi + -undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C) #(vi + case $cf_add_cflags in + -D*) + cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[^=]*='\''\"[^"]*//'` + + test "${cf_add_cflags}" != "${cf_tst_cflags}" \ + && test -z "${cf_tst_cflags}" \ + && cf_fix_cppflags=yes + + if test $cf_fix_cppflags = yes ; then + cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + continue + elif test "${cf_tst_cflags}" = "\"'" ; then + cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + continue + fi + ;; + esac + case "$CPPFLAGS" in + *$cf_add_cflags) #(vi + ;; + *) #(vi + case $cf_add_cflags in #(vi + -D*) + cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'` + +CPPFLAGS=`echo "$CPPFLAGS" | \ + sed -e 's/-[UD]'"$cf_tst_cppflags"'\(=[^ ]*\)\?[ ]/ /g' \ + -e 's/-[UD]'"$cf_tst_cppflags"'\(=[^ ]*\)\?$//g'` + + ;; + esac + cf_new_cppflags="$cf_new_cppflags $cf_add_cflags" + ;; + esac + ;; + *) + cf_new_cflags="$cf_new_cflags $cf_add_cflags" + ;; + esac + ;; +yes) + cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + + cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[^"]*"'\''//'` + + test "${cf_add_cflags}" != "${cf_tst_cflags}" \ + && test -z "${cf_tst_cflags}" \ + && cf_fix_cppflags=no + ;; +esac +done + +if test -n "$cf_new_cflags" ; then + + CFLAGS="$CFLAGS $cf_new_cflags" +fi + +if test -n "$cf_new_cppflags" ; then + + CPPFLAGS="$CPPFLAGS $cf_new_cppflags" +fi + +if test -n "$cf_new_extra_cppflags" ; then + + EXTRA_CPPFLAGS="$cf_new_extra_cppflags $EXTRA_CPPFLAGS" +fi + +fi + + ;; +esac + +if test -n "$cf_xopen_source" ; then + +cf_fix_cppflags=no +cf_new_cflags= +cf_new_cppflags= +cf_new_extra_cppflags= + +for cf_add_cflags in $cf_xopen_source +do +case $cf_fix_cppflags in +no) + case $cf_add_cflags in #(vi + -undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C) #(vi + case $cf_add_cflags in + -D*) + cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[^=]*='\''\"[^"]*//'` + + test "${cf_add_cflags}" != "${cf_tst_cflags}" \ + && test -z "${cf_tst_cflags}" \ + && cf_fix_cppflags=yes + + if test $cf_fix_cppflags = yes ; then + cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + continue + elif test "${cf_tst_cflags}" = "\"'" ; then + cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + continue + fi + ;; + esac + case "$CPPFLAGS" in + *$cf_add_cflags) #(vi + ;; + *) #(vi + case $cf_add_cflags in #(vi + -D*) + cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'` + +CPPFLAGS=`echo "$CPPFLAGS" | \ + sed -e 's/-[UD]'"$cf_tst_cppflags"'\(=[^ ]*\)\?[ ]/ /g' \ + -e 's/-[UD]'"$cf_tst_cppflags"'\(=[^ ]*\)\?$//g'` + + ;; + esac + cf_new_cppflags="$cf_new_cppflags $cf_add_cflags" + ;; + esac + ;; + *) + cf_new_cflags="$cf_new_cflags $cf_add_cflags" + ;; + esac + ;; +yes) + cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + + cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[^"]*"'\''//'` + + test "${cf_add_cflags}" != "${cf_tst_cflags}" \ + && test -z "${cf_tst_cflags}" \ + && cf_fix_cppflags=no + ;; +esac +done + +if test -n "$cf_new_cflags" ; then + + CFLAGS="$CFLAGS $cf_new_cflags" +fi + +if test -n "$cf_new_cppflags" ; then + + CPPFLAGS="$CPPFLAGS $cf_new_cppflags" +fi + +if test -n "$cf_new_extra_cppflags" ; then + + EXTRA_CPPFLAGS="$cf_new_extra_cppflags $EXTRA_CPPFLAGS" +fi + +fi + +if test -n "$cf_XOPEN_SOURCE" && test -z "$cf_cv_xopen_source" ; then + echo "$as_me:3557: checking if _XOPEN_SOURCE really is set" >&5 +echo $ECHO_N "checking if _XOPEN_SOURCE really is set... $ECHO_C" >&6 + cat >conftest.$ac_ext <<_ACEOF +#line 3560 "configure" +#include "confdefs.h" +#include +int +main () +{ + +#ifndef _XOPEN_SOURCE +make an error +#endif + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:3575: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:3578: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:3581: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:3584: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + cf_XOPEN_SOURCE_set=yes +else + echo "$as_me: failed program was:" >&5 +cat conftest.$ac_ext >&5 +cf_XOPEN_SOURCE_set=no +fi +rm -f conftest.$ac_objext conftest.$ac_ext + echo "$as_me:3593: result: $cf_XOPEN_SOURCE_set" >&5 +echo "${ECHO_T}$cf_XOPEN_SOURCE_set" >&6 + if test $cf_XOPEN_SOURCE_set = yes + then + cat >conftest.$ac_ext <<_ACEOF +#line 3598 "configure" +#include "confdefs.h" +#include +int +main () +{ + +#if (_XOPEN_SOURCE - 0) < $cf_XOPEN_SOURCE +make an error +#endif + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:3613: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:3616: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:3619: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:3622: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + cf_XOPEN_SOURCE_set_ok=yes +else + echo "$as_me: failed program was:" >&5 +cat conftest.$ac_ext >&5 +cf_XOPEN_SOURCE_set_ok=no +fi +rm -f conftest.$ac_objext conftest.$ac_ext + if test $cf_XOPEN_SOURCE_set_ok = no + then + { echo "$as_me:3633: WARNING: _XOPEN_SOURCE is lower than requested" >&5 +echo "$as_me: WARNING: _XOPEN_SOURCE is lower than requested" >&2;} + fi + else + +echo "$as_me:3638: checking if we should define _XOPEN_SOURCE" >&5 +echo $ECHO_N "checking if we should define _XOPEN_SOURCE... $ECHO_C" >&6 +if test "${cf_cv_xopen_source+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + + cat >conftest.$ac_ext <<_ACEOF +#line 3645 "configure" +#include "confdefs.h" + +#include +#include +#include + +int +main () +{ + +#ifndef _XOPEN_SOURCE +make an error +#endif + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:3664: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:3667: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:3670: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:3673: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + cf_cv_xopen_source=no +else + echo "$as_me: failed program was:" >&5 +cat conftest.$ac_ext >&5 +cf_save="$CPPFLAGS" + CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE" + cat >conftest.$ac_ext <<_ACEOF +#line 3682 "configure" +#include "confdefs.h" + +#include +#include +#include + +int +main () +{ + +#ifdef _XOPEN_SOURCE +make an error +#endif + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:3701: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:3704: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:3707: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:3710: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + cf_cv_xopen_source=no +else + echo "$as_me: failed program was:" >&5 +cat conftest.$ac_ext >&5 +cf_cv_xopen_source=$cf_XOPEN_SOURCE +fi +rm -f conftest.$ac_objext conftest.$ac_ext + CPPFLAGS="$cf_save" + +fi +rm -f conftest.$ac_objext conftest.$ac_ext + +fi +echo "$as_me:3725: result: $cf_cv_xopen_source" >&5 +echo "${ECHO_T}$cf_cv_xopen_source" >&6 + +if test "$cf_cv_xopen_source" != no ; then + +CFLAGS=`echo "$CFLAGS" | \ + sed -e 's/-[UD]'"_XOPEN_SOURCE"'\(=[^ ]*\)\?[ ]/ /g' \ + -e 's/-[UD]'"_XOPEN_SOURCE"'\(=[^ ]*\)\?$//g'` + +CPPFLAGS=`echo "$CPPFLAGS" | \ + sed -e 's/-[UD]'"_XOPEN_SOURCE"'\(=[^ ]*\)\?[ ]/ /g' \ + -e 's/-[UD]'"_XOPEN_SOURCE"'\(=[^ ]*\)\?$//g'` + + cf_temp_xopen_source="-D_XOPEN_SOURCE=$cf_cv_xopen_source" + +cf_fix_cppflags=no +cf_new_cflags= +cf_new_cppflags= +cf_new_extra_cppflags= + +for cf_add_cflags in $cf_temp_xopen_source +do +case $cf_fix_cppflags in +no) + case $cf_add_cflags in #(vi + -undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C) #(vi + case $cf_add_cflags in + -D*) + cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[^=]*='\''\"[^"]*//'` + + test "${cf_add_cflags}" != "${cf_tst_cflags}" \ + && test -z "${cf_tst_cflags}" \ + && cf_fix_cppflags=yes + + if test $cf_fix_cppflags = yes ; then + cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + continue + elif test "${cf_tst_cflags}" = "\"'" ; then + cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + continue + fi + ;; + esac + case "$CPPFLAGS" in + *$cf_add_cflags) #(vi + ;; + *) #(vi + case $cf_add_cflags in #(vi + -D*) + cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'` + +CPPFLAGS=`echo "$CPPFLAGS" | \ + sed -e 's/-[UD]'"$cf_tst_cppflags"'\(=[^ ]*\)\?[ ]/ /g' \ + -e 's/-[UD]'"$cf_tst_cppflags"'\(=[^ ]*\)\?$//g'` + + ;; + esac + cf_new_cppflags="$cf_new_cppflags $cf_add_cflags" + ;; + esac + ;; + *) + cf_new_cflags="$cf_new_cflags $cf_add_cflags" + ;; + esac + ;; +yes) + cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + + cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[^"]*"'\''//'` + + test "${cf_add_cflags}" != "${cf_tst_cflags}" \ + && test -z "${cf_tst_cflags}" \ + && cf_fix_cppflags=no + ;; +esac +done + +if test -n "$cf_new_cflags" ; then + + CFLAGS="$CFLAGS $cf_new_cflags" +fi + +if test -n "$cf_new_cppflags" ; then + + CPPFLAGS="$CPPFLAGS $cf_new_cppflags" +fi + +if test -n "$cf_new_extra_cppflags" ; then + + EXTRA_CPPFLAGS="$cf_new_extra_cppflags $EXTRA_CPPFLAGS" +fi + +fi + + fi +fi + +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu +ac_main_return=return +echo "$as_me:3829: checking how to run the C preprocessor" >&5 +echo $ECHO_N "checking how to run the C preprocessor... $ECHO_C" >&6 +# On Suns, sometimes $CPP names a directory. +if test -n "$CPP" && test -d "$CPP"; then + CPP= +fi +if test -z "$CPP"; then + if test "${ac_cv_prog_CPP+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + # Double quotes because CPP needs to be expanded + for CPP in "$CC -E" "$CC -E -traditional-cpp" "/lib/cpp" + do + ac_preproc_ok=false +for ac_c_preproc_warn_flag in '' yes +do + # Use a header file that comes with gcc, so configuring glibc + # with a fresh cross-compiler works. + # On the NeXT, cc -E runs the code through the compiler's parser, + # not just through cpp. "Syntax error" is here to catch this case. + cat >conftest.$ac_ext <<_ACEOF +#line 3850 "configure" +#include "confdefs.h" +#include + Syntax error +_ACEOF +if { (eval echo "$as_me:3855: \"$ac_cpp conftest.$ac_ext\"") >&5 + (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1 + ac_status=$? + egrep -v '^ *\+' conftest.er1 >conftest.err + rm -f conftest.er1 + cat conftest.err >&5 + echo "$as_me:3861: \$? = $ac_status" >&5 + (exit $ac_status); } >/dev/null; then + if test -s conftest.err; then + ac_cpp_err=$ac_c_preproc_warn_flag + else + ac_cpp_err= + fi +else + ac_cpp_err=yes +fi +if test -z "$ac_cpp_err"; then + : +else + echo "$as_me: failed program was:" >&5 + cat conftest.$ac_ext >&5 + # Broken: fails on valid input. +continue +fi +rm -f conftest.err conftest.$ac_ext + + # OK, works on sane cases. Now check whether non-existent headers + # can be detected and how. + cat >conftest.$ac_ext <<_ACEOF +#line 3884 "configure" +#include "confdefs.h" +#include +_ACEOF +if { (eval echo "$as_me:3888: \"$ac_cpp conftest.$ac_ext\"") >&5 + (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1 + ac_status=$? + egrep -v '^ *\+' conftest.er1 >conftest.err + rm -f conftest.er1 + cat conftest.err >&5 + echo "$as_me:3894: \$? = $ac_status" >&5 + (exit $ac_status); } >/dev/null; then + if test -s conftest.err; then + ac_cpp_err=$ac_c_preproc_warn_flag + else + ac_cpp_err= + fi +else + ac_cpp_err=yes +fi +if test -z "$ac_cpp_err"; then + # Broken: success on invalid input. +continue +else + echo "$as_me: failed program was:" >&5 + cat conftest.$ac_ext >&5 + # Passes both tests. +ac_preproc_ok=: +break +fi +rm -f conftest.err conftest.$ac_ext + +done +# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped. +rm -f conftest.err conftest.$ac_ext +if $ac_preproc_ok; then + break +fi + + done + ac_cv_prog_CPP=$CPP + +fi + CPP=$ac_cv_prog_CPP +else + ac_cv_prog_CPP=$CPP +fi +echo "$as_me:3931: result: $CPP" >&5 +echo "${ECHO_T}$CPP" >&6 +ac_preproc_ok=false +for ac_c_preproc_warn_flag in '' yes +do + # Use a header file that comes with gcc, so configuring glibc + # with a fresh cross-compiler works. + # On the NeXT, cc -E runs the code through the compiler's parser, + # not just through cpp. "Syntax error" is here to catch this case. + cat >conftest.$ac_ext <<_ACEOF +#line 3941 "configure" +#include "confdefs.h" +#include + Syntax error +_ACEOF +if { (eval echo "$as_me:3946: \"$ac_cpp conftest.$ac_ext\"") >&5 + (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1 + ac_status=$? + egrep -v '^ *\+' conftest.er1 >conftest.err + rm -f conftest.er1 + cat conftest.err >&5 + echo "$as_me:3952: \$? = $ac_status" >&5 + (exit $ac_status); } >/dev/null; then + if test -s conftest.err; then + ac_cpp_err=$ac_c_preproc_warn_flag + else + ac_cpp_err= + fi +else + ac_cpp_err=yes +fi +if test -z "$ac_cpp_err"; then + : +else + echo "$as_me: failed program was:" >&5 + cat conftest.$ac_ext >&5 + # Broken: fails on valid input. +continue +fi +rm -f conftest.err conftest.$ac_ext + + # OK, works on sane cases. Now check whether non-existent headers + # can be detected and how. + cat >conftest.$ac_ext <<_ACEOF +#line 3975 "configure" +#include "confdefs.h" +#include +_ACEOF +if { (eval echo "$as_me:3979: \"$ac_cpp conftest.$ac_ext\"") >&5 + (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1 + ac_status=$? + egrep -v '^ *\+' conftest.er1 >conftest.err + rm -f conftest.er1 + cat conftest.err >&5 + echo "$as_me:3985: \$? = $ac_status" >&5 + (exit $ac_status); } >/dev/null; then + if test -s conftest.err; then + ac_cpp_err=$ac_c_preproc_warn_flag + else + ac_cpp_err= + fi +else + ac_cpp_err=yes +fi +if test -z "$ac_cpp_err"; then + # Broken: success on invalid input. +continue +else + echo "$as_me: failed program was:" >&5 + cat conftest.$ac_ext >&5 + # Passes both tests. +ac_preproc_ok=: +break +fi +rm -f conftest.err conftest.$ac_ext + +done +# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped. +rm -f conftest.err conftest.$ac_ext +if $ac_preproc_ok; then + : +else + { { echo "$as_me:4013: error: C preprocessor \"$CPP\" fails sanity check" >&5 +echo "$as_me: error: C preprocessor \"$CPP\" fails sanity check" >&2;} + { (exit 1); exit 1; }; } +fi + +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu +ac_main_return=return + +for ac_header in fcntl.h +do +as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh` +echo "$as_me:4028: checking for $ac_header" >&5 +echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6 +if eval "test \"\${$as_ac_Header+set}\" = set"; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + cat >conftest.$ac_ext <<_ACEOF +#line 4034 "configure" +#include "confdefs.h" +#include <$ac_header> +_ACEOF +if { (eval echo "$as_me:4038: \"$ac_cpp conftest.$ac_ext\"") >&5 + (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1 + ac_status=$? + egrep -v '^ *\+' conftest.er1 >conftest.err + rm -f conftest.er1 + cat conftest.err >&5 + echo "$as_me:4044: \$? = $ac_status" >&5 + (exit $ac_status); } >/dev/null; then + if test -s conftest.err; then + ac_cpp_err=$ac_c_preproc_warn_flag + else + ac_cpp_err= + fi +else + ac_cpp_err=yes +fi +if test -z "$ac_cpp_err"; then + eval "$as_ac_Header=yes" +else + echo "$as_me: failed program was:" >&5 + cat conftest.$ac_ext >&5 + eval "$as_ac_Header=no" +fi +rm -f conftest.err conftest.$ac_ext +fi +echo "$as_me:4063: result: `eval echo '${'$as_ac_Header'}'`" >&5 +echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6 +if test `eval echo '${'$as_ac_Header'}'` = yes; then + cat >>confdefs.h <&5 +echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6 +if eval "test \"\${$as_ac_var+set}\" = set"; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + cat >conftest.$ac_ext <<_ACEOF +#line 4082 "configure" +#include "confdefs.h" +/* System header to define __stub macros and hopefully few prototypes, + which can conflict with char $ac_func (); below. */ +#include +/* Override any gcc2 internal prototype to avoid an error. */ +#ifdef __cplusplus +extern "C" +#endif +/* We use char because int might match the return type of a gcc2 + builtin and then its argument prototype would still apply. */ +char $ac_func (); +char (*f) (); + +int +main () +{ +/* The GNU C library defines this for functions which it implements + to always fail with ENOSYS. Some functions are actually named + something starting with __ and the normal name is an alias. */ +#if defined (__stub_$ac_func) || defined (__stub___$ac_func) +choke me +#else +f = $ac_func; +#endif + + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext conftest$ac_exeext +if { (eval echo "$as_me:4113: \"$ac_link\"") >&5 + (eval $ac_link) 2>&5 + ac_status=$? + echo "$as_me:4116: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest$ac_exeext' + { (eval echo "$as_me:4119: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:4122: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + eval "$as_ac_var=yes" +else + echo "$as_me: failed program was:" >&5 +cat conftest.$ac_ext >&5 +eval "$as_ac_var=no" +fi +rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext +fi +echo "$as_me:4132: result: `eval echo '${'$as_ac_var'}'`" >&5 +echo "${ECHO_T}`eval echo '${'$as_ac_var'}'`" >&6 +if test `eval echo '${'$as_ac_var'}'` = yes; then + cat >>confdefs.h <&5 +echo $ECHO_N "checking for working mkstemp... $ECHO_C" >&6 +if test "${cf_cv_func_mkstemp+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + +rm -rf conftest* +if test "$cross_compiling" = yes; then + echo "$as_me:4150: checking for mkstemp" >&5 +echo $ECHO_N "checking for mkstemp... $ECHO_C" >&6 +if test "${ac_cv_func_mkstemp+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + cat >conftest.$ac_ext <<_ACEOF +#line 4156 "configure" +#include "confdefs.h" +/* System header to define __stub macros and hopefully few prototypes, + which can conflict with char mkstemp (); below. */ +#include +/* Override any gcc2 internal prototype to avoid an error. */ +#ifdef __cplusplus +extern "C" +#endif +/* We use char because int might match the return type of a gcc2 + builtin and then its argument prototype would still apply. */ +char mkstemp (); +char (*f) (); + +int +main () +{ +/* The GNU C library defines this for functions which it implements + to always fail with ENOSYS. Some functions are actually named + something starting with __ and the normal name is an alias. */ +#if defined (__stub_mkstemp) || defined (__stub___mkstemp) +choke me +#else +f = mkstemp; +#endif + + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext conftest$ac_exeext +if { (eval echo "$as_me:4187: \"$ac_link\"") >&5 + (eval $ac_link) 2>&5 + ac_status=$? + echo "$as_me:4190: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest$ac_exeext' + { (eval echo "$as_me:4193: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:4196: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + ac_cv_func_mkstemp=yes +else + echo "$as_me: failed program was:" >&5 +cat conftest.$ac_ext >&5 +ac_cv_func_mkstemp=no +fi +rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext +fi +echo "$as_me:4206: result: $ac_cv_func_mkstemp" >&5 +echo "${ECHO_T}$ac_cv_func_mkstemp" >&6 + +else + cat >conftest.$ac_ext <<_ACEOF +#line 4211 "configure" +#include "confdefs.h" + +#include +#include +#include +#include +#include +int main() +{ + char *tmpl = "conftestXXXXXX"; + char name[2][80]; + int n; + int result = 0; + int fd; + struct stat sb; + + umask(077); + for (n = 0; n < 2; ++n) { + strcpy(name[n], tmpl); + if ((fd = mkstemp(name[n])) >= 0) { + if (!strcmp(name[n], tmpl) + || stat(name[n], &sb) != 0 + || (sb.st_mode & S_IFMT) != S_IFREG + || (sb.st_mode & 077) != 0) { + result = 1; + } + close(fd); + } + } + if (result == 0 + && !strcmp(name[0], name[1])) + result = 1; + ${cf_cv_main_return:-return}(result); +} + +_ACEOF +rm -f conftest$ac_exeext +if { (eval echo "$as_me:4249: \"$ac_link\"") >&5 + (eval $ac_link) 2>&5 + ac_status=$? + echo "$as_me:4252: \$? = $ac_status" >&5 + (exit $ac_status); } && { ac_try='./conftest$ac_exeext' + { (eval echo "$as_me:4254: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:4257: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + cf_cv_func_mkstemp=yes + +else + echo "$as_me: program exited with status $ac_status" >&5 +echo "$as_me: failed program was:" >&5 +cat conftest.$ac_ext >&5 +cf_cv_func_mkstemp=no + +fi +rm -f core core.* *.core conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext +fi + +fi +echo "$as_me:4272: result: $cf_cv_func_mkstemp" >&5 +echo "${ECHO_T}$cf_cv_func_mkstemp" >&6 +if test "x$cf_cv_func_mkstemp" = xyes || test "x$ac_cv_func_mkstemp" = xyes ; then + cat >>confdefs.h <<\EOF +#define HAVE_MKSTEMP 1 +EOF + +fi + +GCC_VERSION=none +if test "$GCC" = yes ; then + echo "$as_me:4283: checking version of $CC" >&5 +echo $ECHO_N "checking version of $CC... $ECHO_C" >&6 + GCC_VERSION="`${CC} --version 2>/dev/null | sed -e '2,$d' -e 's/^.*(GCC) //' -e 's/^[^0-9.]*//' -e 's/[^0-9.].*//'`" + test -z "$GCC_VERSION" && GCC_VERSION=unknown + echo "$as_me:4287: result: $GCC_VERSION" >&5 +echo "${ECHO_T}$GCC_VERSION" >&6 +fi + +if ( test "$GCC" = yes || test "$GXX" = yes ) +then +echo "$as_me:4293: checking if you want to check for gcc warnings" >&5 +echo $ECHO_N "checking if you want to check for gcc warnings... $ECHO_C" >&6 + +# Check whether --with-warnings or --without-warnings was given. +if test "${with_warnings+set}" = set; then + withval="$with_warnings" + cf_opt_with_warnings=$withval +else + cf_opt_with_warnings=no +fi; +echo "$as_me:4303: result: $cf_opt_with_warnings" >&5 +echo "${ECHO_T}$cf_opt_with_warnings" >&6 +if test "$cf_opt_with_warnings" != no ; then + +if test "$GCC" = yes +then +cat > conftest.i <&5 +echo "$as_me: checking for $CC __attribute__ directives..." >&6;} +cat > conftest.$ac_ext <&5 + + case $cf_attribute in #(vi + printf) #(vi + cf_printf_attribute=yes + cat >conftest.h <conftest.h <conftest.h <&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:4380: \$? = $ac_status" >&5 + (exit $ac_status); }; then + test -n "$verbose" && echo "$as_me:4382: result: ... $cf_attribute" >&5 +echo "${ECHO_T}... $cf_attribute" >&6 + cat conftest.h >>confdefs.h + case $cf_attribute in #(vi + printf) #(vi + if test "$cf_printf_attribute" = no ; then + cat >>confdefs.h <>confdefs.h <>confdefs.h <>confdefs.h <>confdefs.h +fi +rm -rf conftest* +fi + +INTEL_COMPILER=no + +if test "$GCC" = yes ; then + case $host_os in + linux*|gnu*) + echo "$as_me:4422: checking if this is really Intel C compiler" >&5 +echo $ECHO_N "checking if this is really Intel C compiler... $ECHO_C" >&6 + cf_save_CFLAGS="$CFLAGS" + CFLAGS="$CFLAGS -no-gcc" + cat >conftest.$ac_ext <<_ACEOF +#line 4427 "configure" +#include "confdefs.h" + +int +main () +{ + +#ifdef __INTEL_COMPILER +#else +make an error +#endif + + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:4444: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:4447: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:4450: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:4453: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + INTEL_COMPILER=yes +cf_save_CFLAGS="$cf_save_CFLAGS -we147 -no-gcc" + +else + echo "$as_me: failed program was:" >&5 +cat conftest.$ac_ext >&5 +fi +rm -f conftest.$ac_objext conftest.$ac_ext + CFLAGS="$cf_save_CFLAGS" + echo "$as_me:4464: result: $INTEL_COMPILER" >&5 +echo "${ECHO_T}$INTEL_COMPILER" >&6 + ;; + esac +fi + +cat > conftest.$ac_ext <&5 +echo "$as_me: checking for $CC warning options..." >&6;} + cf_save_CFLAGS="$CFLAGS" + EXTRA_CFLAGS="-Wall" + for cf_opt in \ + wd1419 \ + wd1683 \ + wd1684 \ + wd193 \ + wd593 \ + wd279 \ + wd810 \ + wd869 \ + wd981 + do + CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt" + if { (eval echo "$as_me:4504: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:4507: \$? = $ac_status" >&5 + (exit $ac_status); }; then + test -n "$verbose" && echo "$as_me:4509: result: ... -$cf_opt" >&5 +echo "${ECHO_T}... -$cf_opt" >&6 + EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt" + fi + done + CFLAGS="$cf_save_CFLAGS" + +elif test "$GCC" = yes +then + { echo "$as_me:4518: checking for $CC warning options..." >&5 +echo "$as_me: checking for $CC warning options..." >&6;} + cf_save_CFLAGS="$CFLAGS" + EXTRA_CFLAGS= + cf_warn_CONST="" + test "$with_ext_const" = yes && cf_warn_CONST="Wwrite-strings" + for cf_opt in W Wall \ + Wbad-function-cast \ + Wcast-align \ + Wcast-qual \ + Winline \ + Wmissing-declarations \ + Wmissing-prototypes \ + Wnested-externs \ + Wpointer-arith \ + Wshadow \ + Wstrict-prototypes \ + Wundef $cf_warn_CONST Wwrite-strings + do + CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt" + if { (eval echo "$as_me:4538: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + echo "$as_me:4541: \$? = $ac_status" >&5 + (exit $ac_status); }; then + test -n "$verbose" && echo "$as_me:4543: result: ... -$cf_opt" >&5 +echo "${ECHO_T}... -$cf_opt" >&6 + case $cf_opt in #(vi + Wcast-qual) #(vi + CPPFLAGS="$CPPFLAGS -DXTSTRINGDEFINES" + ;; + Winline) #(vi + case $GCC_VERSION in + [34].*) + test -n "$verbose" && echo " feature is broken in gcc $GCC_VERSION" 1>&6 + +echo "${as_me:-configure}:4554: testing feature is broken in gcc $GCC_VERSION ..." 1>&5 + + continue;; + esac + ;; + esac + EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt" + fi + done + CFLAGS="$cf_save_CFLAGS" +fi +rm -rf conftest* + +fi +fi + +echo "$as_me:4570: checking if you want to see long compiling messages" >&5 +echo $ECHO_N "checking if you want to see long compiling messages... $ECHO_C" >&6 + +# Check whether --enable-echo or --disable-echo was given. +if test "${enable_echo+set}" = set; then + enableval="$enable_echo" + test "$enableval" != no && enableval=yes + if test "$enableval" != "yes" ; then + + ECHO_LT='--silent' + ECHO_LD='@echo linking $@;' + RULE_CC='@echo compiling $<' + SHOW_CC='@echo compiling $@' + ECHO_CC='@' + + else + + ECHO_LT='' + ECHO_LD='' + RULE_CC='' + SHOW_CC='' + ECHO_CC='' + + fi +else + enableval=yes + + ECHO_LT='' + ECHO_LD='' + RULE_CC='' + SHOW_CC='' + ECHO_CC='' + +fi; +echo "$as_me:4604: result: $enableval" >&5 +echo "${ECHO_T}$enableval" >&6 + +case $cf_cv_system_name in +os2*) + CFLAGS="$CFLAGS -Zmt" + CPPFLAGS="$CPPFLAGS -D__ST_MT_ERRNO__" + CXXFLAGS="$CXXFLAGS -Zmt" + # autoconf's macro sets -Zexe and suffix both, which conflict:w + LDFLAGS="$LDFLAGS -Zmt -Zcrtdll" + ac_cv_exeext=.exe + ;; +esac + +PROG_EXT="$EXEEXT" + +test -n "$PROG_EXT" && cat >>confdefs.h <&5 +echo $ECHO_N "checking if you want to use dmalloc for testing... $ECHO_C" >&6 + +# Check whether --with-dmalloc or --without-dmalloc was given. +if test "${with_dmalloc+set}" = set; then + withval="$with_dmalloc" + cat >>confdefs.h <<\EOF +#define USE_DMALLOC 1 +EOF + + : ${with_cflags:=-g} + : ${with_no_leaks:=yes} + with_dmalloc=yes +else + with_dmalloc= +fi; +echo "$as_me:4640: result: ${with_dmalloc:-no}" >&5 +echo "${ECHO_T}${with_dmalloc:-no}" >&6 + +case .$with_cflags in #(vi +.*-g*) + case .$CFLAGS in #(vi + .*-g*) #(vi + ;; + *) + +cf_fix_cppflags=no +cf_new_cflags= +cf_new_cppflags= +cf_new_extra_cppflags= + +for cf_add_cflags in -g +do +case $cf_fix_cppflags in +no) + case $cf_add_cflags in #(vi + -undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C) #(vi + case $cf_add_cflags in + -D*) + cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[^=]*='\''\"[^"]*//'` + + test "${cf_add_cflags}" != "${cf_tst_cflags}" \ + && test -z "${cf_tst_cflags}" \ + && cf_fix_cppflags=yes + + if test $cf_fix_cppflags = yes ; then + cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + continue + elif test "${cf_tst_cflags}" = "\"'" ; then + cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + continue + fi + ;; + esac + case "$CPPFLAGS" in + *$cf_add_cflags) #(vi + ;; + *) #(vi + case $cf_add_cflags in #(vi + -D*) + cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'` + +CPPFLAGS=`echo "$CPPFLAGS" | \ + sed -e 's/-[UD]'"$cf_tst_cppflags"'\(=[^ ]*\)\?[ ]/ /g' \ + -e 's/-[UD]'"$cf_tst_cppflags"'\(=[^ ]*\)\?$//g'` + + ;; + esac + cf_new_cppflags="$cf_new_cppflags $cf_add_cflags" + ;; + esac + ;; + *) + cf_new_cflags="$cf_new_cflags $cf_add_cflags" + ;; + esac + ;; +yes) + cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + + cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[^"]*"'\''//'` + + test "${cf_add_cflags}" != "${cf_tst_cflags}" \ + && test -z "${cf_tst_cflags}" \ + && cf_fix_cppflags=no + ;; +esac +done + +if test -n "$cf_new_cflags" ; then + + CFLAGS="$CFLAGS $cf_new_cflags" +fi + +if test -n "$cf_new_cppflags" ; then + + CPPFLAGS="$CPPFLAGS $cf_new_cppflags" +fi + +if test -n "$cf_new_extra_cppflags" ; then + + EXTRA_CPPFLAGS="$cf_new_extra_cppflags $EXTRA_CPPFLAGS" +fi + + ;; + esac + ;; +esac + +if test "$with_dmalloc" = yes ; then + echo "$as_me:4734: checking for dmalloc.h" >&5 +echo $ECHO_N "checking for dmalloc.h... $ECHO_C" >&6 +if test "${ac_cv_header_dmalloc_h+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + cat >conftest.$ac_ext <<_ACEOF +#line 4740 "configure" +#include "confdefs.h" +#include +_ACEOF +if { (eval echo "$as_me:4744: \"$ac_cpp conftest.$ac_ext\"") >&5 + (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1 + ac_status=$? + egrep -v '^ *\+' conftest.er1 >conftest.err + rm -f conftest.er1 + cat conftest.err >&5 + echo "$as_me:4750: \$? = $ac_status" >&5 + (exit $ac_status); } >/dev/null; then + if test -s conftest.err; then + ac_cpp_err=$ac_c_preproc_warn_flag + else + ac_cpp_err= + fi +else + ac_cpp_err=yes +fi +if test -z "$ac_cpp_err"; then + ac_cv_header_dmalloc_h=yes +else + echo "$as_me: failed program was:" >&5 + cat conftest.$ac_ext >&5 + ac_cv_header_dmalloc_h=no +fi +rm -f conftest.err conftest.$ac_ext +fi +echo "$as_me:4769: result: $ac_cv_header_dmalloc_h" >&5 +echo "${ECHO_T}$ac_cv_header_dmalloc_h" >&6 +if test $ac_cv_header_dmalloc_h = yes; then + +echo "$as_me:4773: checking for dmalloc_debug in -ldmalloc" >&5 +echo $ECHO_N "checking for dmalloc_debug in -ldmalloc... $ECHO_C" >&6 +if test "${ac_cv_lib_dmalloc_dmalloc_debug+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + ac_check_lib_save_LIBS=$LIBS +LIBS="-ldmalloc $LIBS" +cat >conftest.$ac_ext <<_ACEOF +#line 4781 "configure" +#include "confdefs.h" + +/* Override any gcc2 internal prototype to avoid an error. */ +#ifdef __cplusplus +extern "C" +#endif +/* We use char because int might match the return type of a gcc2 + builtin and then its argument prototype would still apply. */ +char dmalloc_debug (); +int +main () +{ +dmalloc_debug (); + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext conftest$ac_exeext +if { (eval echo "$as_me:4800: \"$ac_link\"") >&5 + (eval $ac_link) 2>&5 + ac_status=$? + echo "$as_me:4803: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest$ac_exeext' + { (eval echo "$as_me:4806: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:4809: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + ac_cv_lib_dmalloc_dmalloc_debug=yes +else + echo "$as_me: failed program was:" >&5 +cat conftest.$ac_ext >&5 +ac_cv_lib_dmalloc_dmalloc_debug=no +fi +rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext +LIBS=$ac_check_lib_save_LIBS +fi +echo "$as_me:4820: result: $ac_cv_lib_dmalloc_dmalloc_debug" >&5 +echo "${ECHO_T}$ac_cv_lib_dmalloc_dmalloc_debug" >&6 +if test $ac_cv_lib_dmalloc_dmalloc_debug = yes; then + cat >>confdefs.h <&5 +echo $ECHO_N "checking if you want to use dbmalloc for testing... $ECHO_C" >&6 + +# Check whether --with-dbmalloc or --without-dbmalloc was given. +if test "${with_dbmalloc+set}" = set; then + withval="$with_dbmalloc" + cat >>confdefs.h <<\EOF +#define USE_DBMALLOC 1 +EOF + + : ${with_cflags:=-g} + : ${with_no_leaks:=yes} + with_dbmalloc=yes +else + with_dbmalloc= +fi; +echo "$as_me:4851: result: ${with_dbmalloc:-no}" >&5 +echo "${ECHO_T}${with_dbmalloc:-no}" >&6 + +case .$with_cflags in #(vi +.*-g*) + case .$CFLAGS in #(vi + .*-g*) #(vi + ;; + *) + +cf_fix_cppflags=no +cf_new_cflags= +cf_new_cppflags= +cf_new_extra_cppflags= + +for cf_add_cflags in -g +do +case $cf_fix_cppflags in +no) + case $cf_add_cflags in #(vi + -undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C) #(vi + case $cf_add_cflags in + -D*) + cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[^=]*='\''\"[^"]*//'` + + test "${cf_add_cflags}" != "${cf_tst_cflags}" \ + && test -z "${cf_tst_cflags}" \ + && cf_fix_cppflags=yes + + if test $cf_fix_cppflags = yes ; then + cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + continue + elif test "${cf_tst_cflags}" = "\"'" ; then + cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + continue + fi + ;; + esac + case "$CPPFLAGS" in + *$cf_add_cflags) #(vi + ;; + *) #(vi + case $cf_add_cflags in #(vi + -D*) + cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'` + +CPPFLAGS=`echo "$CPPFLAGS" | \ + sed -e 's/-[UD]'"$cf_tst_cppflags"'\(=[^ ]*\)\?[ ]/ /g' \ + -e 's/-[UD]'"$cf_tst_cppflags"'\(=[^ ]*\)\?$//g'` + + ;; + esac + cf_new_cppflags="$cf_new_cppflags $cf_add_cflags" + ;; + esac + ;; + *) + cf_new_cflags="$cf_new_cflags $cf_add_cflags" + ;; + esac + ;; +yes) + cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + + cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[^"]*"'\''//'` + + test "${cf_add_cflags}" != "${cf_tst_cflags}" \ + && test -z "${cf_tst_cflags}" \ + && cf_fix_cppflags=no + ;; +esac +done + +if test -n "$cf_new_cflags" ; then + + CFLAGS="$CFLAGS $cf_new_cflags" +fi + +if test -n "$cf_new_cppflags" ; then + + CPPFLAGS="$CPPFLAGS $cf_new_cppflags" +fi + +if test -n "$cf_new_extra_cppflags" ; then + + EXTRA_CPPFLAGS="$cf_new_extra_cppflags $EXTRA_CPPFLAGS" +fi + + ;; + esac + ;; +esac + +if test "$with_dbmalloc" = yes ; then + echo "$as_me:4945: checking for dbmalloc.h" >&5 +echo $ECHO_N "checking for dbmalloc.h... $ECHO_C" >&6 +if test "${ac_cv_header_dbmalloc_h+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + cat >conftest.$ac_ext <<_ACEOF +#line 4951 "configure" +#include "confdefs.h" +#include +_ACEOF +if { (eval echo "$as_me:4955: \"$ac_cpp conftest.$ac_ext\"") >&5 + (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1 + ac_status=$? + egrep -v '^ *\+' conftest.er1 >conftest.err + rm -f conftest.er1 + cat conftest.err >&5 + echo "$as_me:4961: \$? = $ac_status" >&5 + (exit $ac_status); } >/dev/null; then + if test -s conftest.err; then + ac_cpp_err=$ac_c_preproc_warn_flag + else + ac_cpp_err= + fi +else + ac_cpp_err=yes +fi +if test -z "$ac_cpp_err"; then + ac_cv_header_dbmalloc_h=yes +else + echo "$as_me: failed program was:" >&5 + cat conftest.$ac_ext >&5 + ac_cv_header_dbmalloc_h=no +fi +rm -f conftest.err conftest.$ac_ext +fi +echo "$as_me:4980: result: $ac_cv_header_dbmalloc_h" >&5 +echo "${ECHO_T}$ac_cv_header_dbmalloc_h" >&6 +if test $ac_cv_header_dbmalloc_h = yes; then + +echo "$as_me:4984: checking for debug_malloc in -ldbmalloc" >&5 +echo $ECHO_N "checking for debug_malloc in -ldbmalloc... $ECHO_C" >&6 +if test "${ac_cv_lib_dbmalloc_debug_malloc+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + ac_check_lib_save_LIBS=$LIBS +LIBS="-ldbmalloc $LIBS" +cat >conftest.$ac_ext <<_ACEOF +#line 4992 "configure" +#include "confdefs.h" + +/* Override any gcc2 internal prototype to avoid an error. */ +#ifdef __cplusplus +extern "C" +#endif +/* We use char because int might match the return type of a gcc2 + builtin and then its argument prototype would still apply. */ +char debug_malloc (); +int +main () +{ +debug_malloc (); + ; + return 0; +} +_ACEOF +rm -f conftest.$ac_objext conftest$ac_exeext +if { (eval echo "$as_me:5011: \"$ac_link\"") >&5 + (eval $ac_link) 2>&5 + ac_status=$? + echo "$as_me:5014: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -s conftest$ac_exeext' + { (eval echo "$as_me:5017: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:5020: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + ac_cv_lib_dbmalloc_debug_malloc=yes +else + echo "$as_me: failed program was:" >&5 +cat conftest.$ac_ext >&5 +ac_cv_lib_dbmalloc_debug_malloc=no +fi +rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext +LIBS=$ac_check_lib_save_LIBS +fi +echo "$as_me:5031: result: $ac_cv_lib_dbmalloc_debug_malloc" >&5 +echo "${ECHO_T}$ac_cv_lib_dbmalloc_debug_malloc" >&6 +if test $ac_cv_lib_dbmalloc_debug_malloc = yes; then + cat >>confdefs.h <&5 +echo $ECHO_N "checking if you want to use valgrind for testing... $ECHO_C" >&6 + +# Check whether --with-valgrind or --without-valgrind was given. +if test "${with_valgrind+set}" = set; then + withval="$with_valgrind" + cat >>confdefs.h <<\EOF +#define USE_VALGRIND 1 +EOF + + : ${with_cflags:=-g} + : ${with_no_leaks:=yes} + with_valgrind=yes +else + with_valgrind= +fi; +echo "$as_me:5062: result: ${with_valgrind:-no}" >&5 +echo "${ECHO_T}${with_valgrind:-no}" >&6 + +case .$with_cflags in #(vi +.*-g*) + case .$CFLAGS in #(vi + .*-g*) #(vi + ;; + *) + +cf_fix_cppflags=no +cf_new_cflags= +cf_new_cppflags= +cf_new_extra_cppflags= + +for cf_add_cflags in -g +do +case $cf_fix_cppflags in +no) + case $cf_add_cflags in #(vi + -undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C) #(vi + case $cf_add_cflags in + -D*) + cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[^=]*='\''\"[^"]*//'` + + test "${cf_add_cflags}" != "${cf_tst_cflags}" \ + && test -z "${cf_tst_cflags}" \ + && cf_fix_cppflags=yes + + if test $cf_fix_cppflags = yes ; then + cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + continue + elif test "${cf_tst_cflags}" = "\"'" ; then + cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + continue + fi + ;; + esac + case "$CPPFLAGS" in + *$cf_add_cflags) #(vi + ;; + *) #(vi + case $cf_add_cflags in #(vi + -D*) + cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'` + +CPPFLAGS=`echo "$CPPFLAGS" | \ + sed -e 's/-[UD]'"$cf_tst_cppflags"'\(=[^ ]*\)\?[ ]/ /g' \ + -e 's/-[UD]'"$cf_tst_cppflags"'\(=[^ ]*\)\?$//g'` + + ;; + esac + cf_new_cppflags="$cf_new_cppflags $cf_add_cflags" + ;; + esac + ;; + *) + cf_new_cflags="$cf_new_cflags $cf_add_cflags" + ;; + esac + ;; +yes) + cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + + cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[^"]*"'\''//'` + + test "${cf_add_cflags}" != "${cf_tst_cflags}" \ + && test -z "${cf_tst_cflags}" \ + && cf_fix_cppflags=no + ;; +esac +done + +if test -n "$cf_new_cflags" ; then + + CFLAGS="$CFLAGS $cf_new_cflags" +fi + +if test -n "$cf_new_cppflags" ; then + + CPPFLAGS="$CPPFLAGS $cf_new_cppflags" +fi + +if test -n "$cf_new_extra_cppflags" ; then + + EXTRA_CPPFLAGS="$cf_new_extra_cppflags $EXTRA_CPPFLAGS" +fi + + ;; + esac + ;; +esac + +echo "$as_me:5155: checking if you want to perform memory-leak testing" >&5 +echo $ECHO_N "checking if you want to perform memory-leak testing... $ECHO_C" >&6 + +# Check whether --enable-leaks or --disable-leaks was given. +if test "${enable_leaks+set}" = set; then + enableval="$enable_leaks" + if test "x$enableval" = xno; then with_no_leaks=yes; else with_no_leaks=no; fi +else + : ${with_no_leaks:=no} +fi; +echo "$as_me:5165: result: $with_no_leaks" >&5 +echo "${ECHO_T}$with_no_leaks" >&6 + +if test "$with_no_leaks" = yes ; then + cat >>confdefs.h <<\EOF +#define NO_LEAKS 1 +EOF + + cat >>confdefs.h <<\EOF +#define YY_NO_LEAKS 1 +EOF + +fi + +### output makefile +ac_config_files="$ac_config_files makefile" +ac_config_commands="$ac_config_commands default" +cat >confcache <<\_ACEOF +# This file is a shell script that caches the results of configure +# tests run on this system so they can be shared between configure +# scripts and configure runs, see configure's option --config-cache. +# It is not useful on other systems. If it contains results you don't +# want to keep, you may remove or edit it. +# +# config.status only pays attention to the cache file if you give it +# the --recheck option to rerun configure. +# +# `ac_cv_env_foo' variables (set or unset) will be overriden when +# loading this file, other *unset* `ac_cv_foo' will be assigned the +# following values. + +_ACEOF + +# The following way of writing the cache mishandles newlines in values, +# but we know of no workaround that is simple, portable, and efficient. +# So, don't put newlines in cache variables' values. +# Ultrix sh set writes to stderr and can't be redirected directly, +# and sets the high bit in the cache file unless we assign to the vars. +{ + (set) 2>&1 | + case `(ac_space=' '; set | grep ac_space) 2>&1` in + *ac_space=\ *) + # `set' does not quote correctly, so add quotes (double-quote + # substitution turns \\\\ into \\, and sed turns \\ into \). + sed -n \ + "s/'/'\\\\''/g; + s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1='\\2'/p" + ;; + *) + # `set' quotes correctly as required by POSIX, so do not add quotes. + sed -n \ + "s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1=\\2/p" + ;; + esac; +} | + sed ' + t clear + : clear + s/^\([^=]*\)=\(.*[{}].*\)$/test "${\1+set}" = set || &/ + t end + /^ac_cv_env/!s/^\([^=]*\)=\(.*\)$/\1=${\1=\2}/ + : end' >>confcache +if cmp -s $cache_file confcache; then :; else + if test -w $cache_file; then + test "x$cache_file" != "x/dev/null" && echo "updating cache $cache_file" + cat confcache >$cache_file + else + echo "not updating unwritable cache $cache_file" + fi +fi +rm -f confcache + +test "x$prefix" = xNONE && prefix=$ac_default_prefix +# Let make expand exec_prefix. +test "x$exec_prefix" = xNONE && exec_prefix='${prefix}' + +# VPATH may cause trouble with some makes, so we remove $(srcdir), +# ${srcdir} and @srcdir@ from VPATH if srcdir is ".", strip leading and +# trailing colons and then remove the whole line if VPATH becomes empty +# (actually we leave an empty line to preserve line numbers). +if test "x$srcdir" = x.; then + ac_vpsub='/^[ ]*VPATH[ ]*=/{ +s/:*\$(srcdir):*/:/; +s/:*\${srcdir}:*/:/; +s/:*@srcdir@:*/:/; +s/^\([^=]*=[ ]*\):*/\1/; +s/:*$//; +s/^[^=]*=[ ]*$//; +}' +fi + +DEFS=-DHAVE_CONFIG_H + +: ${CONFIG_STATUS=./config.status} +ac_clean_files_save=$ac_clean_files +ac_clean_files="$ac_clean_files $CONFIG_STATUS" +{ echo "$as_me:5261: creating $CONFIG_STATUS" >&5 +echo "$as_me: creating $CONFIG_STATUS" >&6;} +cat >$CONFIG_STATUS <<_ACEOF +#! $SHELL +# Generated automatically by configure. +# Run this file to recreate the current configuration. +# Compiler output produced by configure, useful for debugging +# configure, is in config.log if it exists. + +debug=false +SHELL=\${CONFIG_SHELL-$SHELL} +ac_cs_invocation="\$0 \$@" + +_ACEOF + +cat >>$CONFIG_STATUS <<\_ACEOF +# Be Bourne compatible +if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then + emulate sh + NULLCMD=: +elif test -n "${BASH_VERSION+set}" && (set -o posix) >/dev/null 2>&1; then + set -o posix +fi + +# Name of the executable. +as_me=`echo "$0" |sed 's,.*[\\/],,'` + +if expr a : '\(a\)' >/dev/null 2>&1; then + as_expr=expr +else + as_expr=false +fi + +rm -f conf$$ conf$$.exe conf$$.file +echo >conf$$.file +if ln -s conf$$.file conf$$ 2>/dev/null; then + # We could just check for DJGPP; but this test a) works b) is more generic + # and c) will remain valid once DJGPP supports symlinks (DJGPP 2.04). + if test -f conf$$.exe; then + # Don't use ln at all; we don't have any links + as_ln_s='cp -p' + else + as_ln_s='ln -s' + fi +elif ln conf$$.file conf$$ 2>/dev/null; then + as_ln_s=ln +else + as_ln_s='cp -p' +fi +rm -f conf$$ conf$$.exe conf$$.file + +as_executable_p="test -f" + +# Support unset when possible. +if (FOO=FOO; unset FOO) >/dev/null 2>&1; then + as_unset=unset +else + as_unset=false +fi + +# NLS nuisances. +$as_unset LANG || test "${LANG+set}" != set || { LANG=C; export LANG; } +$as_unset LC_ALL || test "${LC_ALL+set}" != set || { LC_ALL=C; export LC_ALL; } +$as_unset LC_TIME || test "${LC_TIME+set}" != set || { LC_TIME=C; export LC_TIME; } +$as_unset LC_CTYPE || test "${LC_CTYPE+set}" != set || { LC_CTYPE=C; export LC_CTYPE; } +$as_unset LANGUAGE || test "${LANGUAGE+set}" != set || { LANGUAGE=C; export LANGUAGE; } +$as_unset LC_COLLATE || test "${LC_COLLATE+set}" != set || { LC_COLLATE=C; export LC_COLLATE; } +$as_unset LC_NUMERIC || test "${LC_NUMERIC+set}" != set || { LC_NUMERIC=C; export LC_NUMERIC; } +$as_unset LC_MESSAGES || test "${LC_MESSAGES+set}" != set || { LC_MESSAGES=C; export LC_MESSAGES; } + +# IFS +# We need space, tab and new line, in precisely that order. +as_nl=' +' +IFS=" $as_nl" + +# CDPATH. +$as_unset CDPATH || test "${CDPATH+set}" != set || { CDPATH=:; export CDPATH; } + +exec 6>&1 + +_ACEOF + +# Files that config.status was made for. +if test -n "$ac_config_files"; then + echo "config_files=\"$ac_config_files\"" >>$CONFIG_STATUS +fi + +if test -n "$ac_config_headers"; then + echo "config_headers=\"$ac_config_headers\"" >>$CONFIG_STATUS +fi + +if test -n "$ac_config_links"; then + echo "config_links=\"$ac_config_links\"" >>$CONFIG_STATUS +fi + +if test -n "$ac_config_commands"; then + echo "config_commands=\"$ac_config_commands\"" >>$CONFIG_STATUS +fi + +cat >>$CONFIG_STATUS <<\EOF + +ac_cs_usage="\ +\`$as_me' instantiates files from templates according to the +current configuration. + +Usage: $0 [OPTIONS] [FILE]... + + -h, --help print this help, then exit + -V, --version print version number, then exit + -d, --debug don't remove temporary files + --recheck update $as_me by reconfiguring in the same conditions + --file=FILE[:TEMPLATE] + instantiate the configuration file FILE + --header=FILE[:TEMPLATE] + instantiate the configuration header FILE + +Configuration files: +$config_files + +Configuration headers: +$config_headers + +Configuration commands: +$config_commands + +Report bugs to ." +EOF + +cat >>$CONFIG_STATUS <>$CONFIG_STATUS <<\EOF +# If no file are specified by the user, then we need to provide default +# value. By we need to know if files were specified by the user. +ac_need_defaults=: +while test $# != 0 +do + case $1 in + --*=*) + ac_option=`expr "x$1" : 'x\([^=]*\)='` + ac_optarg=`expr "x$1" : 'x[^=]*=\(.*\)'` + shift + set dummy "$ac_option" "$ac_optarg" ${1+"$@"} + shift + ;; + -*);; + *) # This is not an option, so the user has probably given explicit + # arguments. + ac_need_defaults=false;; + esac + + case $1 in + # Handling of the options. +EOF +cat >>$CONFIG_STATUS <>$CONFIG_STATUS <<\EOF + --version | --vers* | -V ) + echo "$ac_cs_version"; exit 0 ;; + --he | --h) + # Conflict between --help and --header + { { echo "$as_me:5437: error: ambiguous option: $1 +Try \`$0 --help' for more information." >&5 +echo "$as_me: error: ambiguous option: $1 +Try \`$0 --help' for more information." >&2;} + { (exit 1); exit 1; }; };; + --help | --hel | -h ) + echo "$ac_cs_usage"; exit 0 ;; + --debug | --d* | -d ) + debug=: ;; + --file | --fil | --fi | --f ) + shift + CONFIG_FILES="$CONFIG_FILES $1" + ac_need_defaults=false;; + --header | --heade | --head | --hea ) + shift + CONFIG_HEADERS="$CONFIG_HEADERS $1" + ac_need_defaults=false;; + + # This is an error. + -*) { { echo "$as_me:5456: error: unrecognized option: $1 +Try \`$0 --help' for more information." >&5 +echo "$as_me: error: unrecognized option: $1 +Try \`$0 --help' for more information." >&2;} + { (exit 1); exit 1; }; } ;; + + *) ac_config_targets="$ac_config_targets $1" ;; + + esac + shift +done + +exec 5>>config.log +cat >&5 << _ACEOF + +## ----------------------- ## +## Running config.status. ## +## ----------------------- ## + +This file was extended by $as_me 2.52.20101002, executed with + CONFIG_FILES = $CONFIG_FILES + CONFIG_HEADERS = $CONFIG_HEADERS + CONFIG_LINKS = $CONFIG_LINKS + CONFIG_COMMANDS = $CONFIG_COMMANDS + > $ac_cs_invocation +on `(hostname || uname -n) 2>/dev/null | sed 1q` + +_ACEOF +EOF + +cat >>$CONFIG_STATUS <<\EOF +for ac_config_target in $ac_config_targets +do + case "$ac_config_target" in + # Handling of arguments. + "makefile" ) CONFIG_FILES="$CONFIG_FILES makefile" ;; + "default" ) CONFIG_COMMANDS="$CONFIG_COMMANDS default" ;; + "config.h" ) CONFIG_HEADERS="$CONFIG_HEADERS config.h:config_h.in" ;; + *) { { echo "$as_me:5494: error: invalid argument: $ac_config_target" >&5 +echo "$as_me: error: invalid argument: $ac_config_target" >&2;} + { (exit 1); exit 1; }; };; + esac +done + +# If the user did not use the arguments to specify the items to instantiate, +# then the envvar interface is used. Set only those that are not. +# We use the long form for the default assignment because of an extremely +# bizarre bug on SunOS 4.1.3. +if $ac_need_defaults; then + test "${CONFIG_FILES+set}" = set || CONFIG_FILES=$config_files + test "${CONFIG_HEADERS+set}" = set || CONFIG_HEADERS=$config_headers + test "${CONFIG_COMMANDS+set}" = set || CONFIG_COMMANDS=$config_commands +fi + +# Create a temporary directory, and hook for its removal unless debugging. +$debug || +{ + trap 'exit_status=$?; rm -rf $tmp && exit $exit_status' 0 + trap '{ (exit 1); exit 1; }' 1 2 13 15 +} + +# Create a (secure) tmp directory for tmp files. +: ${TMPDIR=/tmp} +{ + tmp=`(umask 077 && mktemp -d -q "$TMPDIR/csXXXXXX") 2>/dev/null` && + test -n "$tmp" && test -d "$tmp" +} || +{ + tmp=$TMPDIR/cs$$-$RANDOM + (umask 077 && mkdir $tmp) +} || +{ + echo "$me: cannot create a temporary directory in $TMPDIR" >&2 + { (exit 1); exit 1; } +} + +EOF + +cat >>$CONFIG_STATUS <\$tmp/subs.sed <<\\CEOF +s,@SHELL@,$SHELL,;t t +s,@exec_prefix@,$exec_prefix,;t t +s,@prefix@,$prefix,;t t +s,@program_transform_name@,$program_transform_name,;t t +s,@bindir@,$bindir,;t t +s,@sbindir@,$sbindir,;t t +s,@libexecdir@,$libexecdir,;t t +s,@datadir@,$datadir,;t t +s,@sysconfdir@,$sysconfdir,;t t +s,@sharedstatedir@,$sharedstatedir,;t t +s,@localstatedir@,$localstatedir,;t t +s,@libdir@,$libdir,;t t +s,@includedir@,$includedir,;t t +s,@oldincludedir@,$oldincludedir,;t t +s,@infodir@,$infodir,;t t +s,@mandir@,$mandir,;t t +s,@PACKAGE_NAME@,$PACKAGE_NAME,;t t +s,@PACKAGE_TARNAME@,$PACKAGE_TARNAME,;t t +s,@PACKAGE_VERSION@,$PACKAGE_VERSION,;t t +s,@PACKAGE_STRING@,$PACKAGE_STRING,;t t +s,@PACKAGE_BUGREPORT@,$PACKAGE_BUGREPORT,;t t +s,@build_alias@,$build_alias,;t t +s,@host_alias@,$host_alias,;t t +s,@target_alias@,$target_alias,;t t +s,@ECHO_C@,$ECHO_C,;t t +s,@ECHO_N@,$ECHO_N,;t t +s,@ECHO_T@,$ECHO_T,;t t +s,@PATH_SEPARATOR@,$PATH_SEPARATOR,;t t +s,@DEFS@,$DEFS,;t t +s,@LIBS@,$LIBS,;t t +s,@build@,$build,;t t +s,@build_cpu@,$build_cpu,;t t +s,@build_vendor@,$build_vendor,;t t +s,@build_os@,$build_os,;t t +s,@host@,$host,;t t +s,@host_cpu@,$host_cpu,;t t +s,@host_vendor@,$host_vendor,;t t +s,@host_os@,$host_os,;t t +s,@target@,$target,;t t +s,@target_cpu@,$target_cpu,;t t +s,@target_vendor@,$target_vendor,;t t +s,@target_os@,$target_os,;t t +s,@CC@,$CC,;t t +s,@CFLAGS@,$CFLAGS,;t t +s,@LDFLAGS@,$LDFLAGS,;t t +s,@CPPFLAGS@,$CPPFLAGS,;t t +s,@ac_ct_CC@,$ac_ct_CC,;t t +s,@EXEEXT@,$EXEEXT,;t t +s,@OBJEXT@,$OBJEXT,;t t +s,@SET_MAKE@,$SET_MAKE,;t t +s,@INSTALL_PROGRAM@,$INSTALL_PROGRAM,;t t +s,@INSTALL_SCRIPT@,$INSTALL_SCRIPT,;t t +s,@INSTALL_DATA@,$INSTALL_DATA,;t t +s,@CTAGS@,$CTAGS,;t t +s,@ETAGS@,$ETAGS,;t t +s,@MAKE_LOWER_TAGS@,$MAKE_LOWER_TAGS,;t t +s,@MAKE_UPPER_TAGS@,$MAKE_UPPER_TAGS,;t t +s,@LINT@,$LINT,;t t +s,@LINT_OPTS@,$LINT_OPTS,;t t +s,@EXTRA_CPPFLAGS@,$EXTRA_CPPFLAGS,;t t +s,@CPP@,$CPP,;t t +s,@EXTRA_CFLAGS@,$EXTRA_CFLAGS,;t t +s,@ECHO_LT@,$ECHO_LT,;t t +s,@ECHO_LD@,$ECHO_LD,;t t +s,@RULE_CC@,$RULE_CC,;t t +s,@SHOW_CC@,$SHOW_CC,;t t +s,@ECHO_CC@,$ECHO_CC,;t t +s,@PROG_EXT@,$PROG_EXT,;t t +CEOF + +EOF + + cat >>$CONFIG_STATUS <<\EOF + # Split the substitutions into bite-sized pieces for seds with + # small command number limits, like on Digital OSF/1 and HP-UX. + ac_max_sed_lines=48 + ac_sed_frag=1 # Number of current file. + ac_beg=1 # First line for current file. + ac_end=$ac_max_sed_lines # Line after last line for current file. + ac_more_lines=: + ac_sed_cmds= + while $ac_more_lines; do + if test $ac_beg -gt 1; then + sed "1,${ac_beg}d; ${ac_end}q" $tmp/subs.sed >$tmp/subs.frag + else + sed "${ac_end}q" $tmp/subs.sed >$tmp/subs.frag + fi + if test ! -s $tmp/subs.frag; then + ac_more_lines=false + else + # The purpose of the label and of the branching condition is to + # speed up the sed processing (if there are no `@' at all, there + # is no need to browse any of the substitutions). + # These are the two extra sed commands mentioned above. + (echo ':t + /@[a-zA-Z_][a-zA-Z_0-9]*@/!b' && cat $tmp/subs.frag) >$tmp/subs-$ac_sed_frag.sed + if test -z "$ac_sed_cmds"; then + ac_sed_cmds="sed -f $tmp/subs-$ac_sed_frag.sed" + else + ac_sed_cmds="$ac_sed_cmds | sed -f $tmp/subs-$ac_sed_frag.sed" + fi + ac_sed_frag=`expr $ac_sed_frag + 1` + ac_beg=$ac_end + ac_end=`expr $ac_end + $ac_max_sed_lines` + fi + done + if test -z "$ac_sed_cmds"; then + ac_sed_cmds=cat + fi +fi # test -n "$CONFIG_FILES" + +EOF +cat >>$CONFIG_STATUS <<\EOF +for ac_file in : $CONFIG_FILES; do test "x$ac_file" = x: && continue + # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in". + case $ac_file in + - | *:- | *:-:* ) # input from stdin + cat >$tmp/stdin + ac_file_in=`echo "$ac_file" | sed 's,[^:]*:,,'` + ac_file=`echo "$ac_file" | sed 's,:.*,,'` ;; + *:* ) ac_file_in=`echo "$ac_file" | sed 's,[^:]*:,,'` + ac_file=`echo "$ac_file" | sed 's,:.*,,'` ;; + * ) ac_file_in=$ac_file.in ;; + esac + + # Compute @srcdir@, @top_srcdir@, and @INSTALL@ for subdirectories. + ac_dir=`$as_expr X"$ac_file" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \ + X"$ac_file" : 'X\(//\)[^/]' \| \ + X"$ac_file" : 'X\(//\)$' \| \ + X"$ac_file" : 'X\(/\)' \| \ + . : '\(.\)' 2>/dev/null || +echo X"$ac_file" | + sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/; q; } + /^X\(\/\/\)[^/].*/{ s//\1/; q; } + /^X\(\/\/\)$/{ s//\1/; q; } + /^X\(\/\).*/{ s//\1/; q; } + s/.*/./; q'` + if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then + { case "$ac_dir" in + [\\/]* | ?:[\\/]* ) as_incr_dir=;; + *) as_incr_dir=.;; +esac +as_dummy="$ac_dir" +for as_mkdir_dir in `IFS='/\\'; set X $as_dummy; shift; echo "$@"`; do + case $as_mkdir_dir in + # Skip DOS drivespec + ?:) as_incr_dir=$as_mkdir_dir ;; + *) + as_incr_dir=$as_incr_dir/$as_mkdir_dir + test -d "$as_incr_dir" || mkdir "$as_incr_dir" + ;; + esac +done; } + + ac_dir_suffix="/`echo $ac_dir|sed 's,^\./,,'`" + # A "../" for each directory in $ac_dir_suffix. + ac_dots=`echo "$ac_dir_suffix" | sed 's,/[^/]*,../,g'` + else + ac_dir_suffix= ac_dots= + fi + + case $srcdir in + .) ac_srcdir=. + if test -z "$ac_dots"; then + ac_top_srcdir=. + else + ac_top_srcdir=`echo $ac_dots | sed 's,/$,,'` + fi ;; + [\\/]* | ?:[\\/]* ) + ac_srcdir=$srcdir$ac_dir_suffix; + ac_top_srcdir=$srcdir ;; + *) # Relative path. + ac_srcdir=$ac_dots$srcdir$ac_dir_suffix + ac_top_srcdir=$ac_dots$srcdir ;; + esac + + case $INSTALL in + [\\/$]* | ?:[\\/]* ) ac_INSTALL=$INSTALL ;; + *) ac_INSTALL=$ac_dots$INSTALL ;; + esac + + if test x"$ac_file" != x-; then + { echo "$as_me:5728: creating $ac_file" >&5 +echo "$as_me: creating $ac_file" >&6;} + rm -f "$ac_file" + fi + # Let's still pretend it is `configure' which instantiates (i.e., don't + # use $as_me), people would be surprised to read: + # /* config.h. Generated automatically by config.status. */ + configure_input="Generated automatically from `echo $ac_file_in | + sed 's,.*/,,'` by configure." + + # First look for the input files in the build tree, otherwise in the + # src tree. + ac_file_inputs=`IFS=: + for f in $ac_file_in; do + case $f in + -) echo $tmp/stdin ;; + [\\/$]*) + # Absolute (can't be DOS-style, as IFS=:) + test -f "$f" || { { echo "$as_me:5746: error: cannot find input file: $f" >&5 +echo "$as_me: error: cannot find input file: $f" >&2;} + { (exit 1); exit 1; }; } + echo $f;; + *) # Relative + if test -f "$f"; then + # Build tree + echo $f + elif test -f "$srcdir/$f"; then + # Source tree + echo $srcdir/$f + else + # /dev/null tree + { { echo "$as_me:5759: error: cannot find input file: $f" >&5 +echo "$as_me: error: cannot find input file: $f" >&2;} + { (exit 1); exit 1; }; } + fi;; + esac + done` || { (exit 1); exit 1; } +EOF +cat >>$CONFIG_STATUS <>$CONFIG_STATUS <<\EOF +:t +/@[a-zA-Z_][a-zA-Z_0-9]*@/!b +s,@configure_input@,$configure_input,;t t +s,@srcdir@,$ac_srcdir,;t t +s,@top_srcdir@,$ac_top_srcdir,;t t +s,@INSTALL@,$ac_INSTALL,;t t +" $ac_file_inputs | (eval "$ac_sed_cmds") >$tmp/out + rm -f $tmp/stdin + if test x"$ac_file" != x-; then + mv $tmp/out $ac_file + else + cat $tmp/out + rm -f $tmp/out + fi + +done +EOF +cat >>$CONFIG_STATUS <<\EOF + +# +# CONFIG_HEADER section. +# + +# These sed commands are passed to sed as "A NAME B NAME C VALUE D", where +# NAME is the cpp macro being defined and VALUE is the value it is being given. +# +# ac_d sets the value in "#define NAME VALUE" lines. +ac_dA='s,^\([ ]*\)#\([ ]*define[ ][ ]*\)' +ac_dB='[ ].*$,\1#\2' +ac_dC=' ' +ac_dD=',;t' +# ac_i turns "#undef NAME" with trailing blanks into "#define NAME VALUE". +ac_iA='s,^\([ ]*\)#\([ ]*\)undef\([ ][ ]*\)' +ac_iB='\([ ]\),\1#\2define\3' +ac_iC=' ' +ac_iD='\4,;t' +# ac_u turns "#undef NAME" without trailing blanks into "#define NAME VALUE". +ac_uA='s,^\([ ]*\)#\([ ]*\)undef\([ ][ ]*\)' +ac_uB='$,\1#\2define\3' +ac_uC=' ' +ac_uD=',;t' + +for ac_file in : $CONFIG_HEADERS; do test "x$ac_file" = x: && continue + # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in". + case $ac_file in + - | *:- | *:-:* ) # input from stdin + cat >$tmp/stdin + ac_file_in=`echo "$ac_file" | sed 's,[^:]*:,,'` + ac_file=`echo "$ac_file" | sed 's,:.*,,'` ;; + *:* ) ac_file_in=`echo "$ac_file" | sed 's,[^:]*:,,'` + ac_file=`echo "$ac_file" | sed 's,:.*,,'` ;; + * ) ac_file_in=$ac_file.in ;; + esac + + test x"$ac_file" != x- && { echo "$as_me:5825: creating $ac_file" >&5 +echo "$as_me: creating $ac_file" >&6;} + + # First look for the input files in the build tree, otherwise in the + # src tree. + ac_file_inputs=`IFS=: + for f in $ac_file_in; do + case $f in + -) echo $tmp/stdin ;; + [\\/$]*) + # Absolute (can't be DOS-style, as IFS=:) + test -f "$f" || { { echo "$as_me:5836: error: cannot find input file: $f" >&5 +echo "$as_me: error: cannot find input file: $f" >&2;} + { (exit 1); exit 1; }; } + echo $f;; + *) # Relative + if test -f "$f"; then + # Build tree + echo $f + elif test -f "$srcdir/$f"; then + # Source tree + echo $srcdir/$f + else + # /dev/null tree + { { echo "$as_me:5849: error: cannot find input file: $f" >&5 +echo "$as_me: error: cannot find input file: $f" >&2;} + { (exit 1); exit 1; }; } + fi;; + esac + done` || { (exit 1); exit 1; } + # Remove the trailing spaces. + sed 's/[ ]*$//' $ac_file_inputs >$tmp/in + +EOF + +# Transform confdefs.h into a list of #define's. We won't use it as a sed +# script, but as data to insert where we see @DEFS@. We expect AC_SAVE_DEFS to +# be either 'cat' or 'sort'. +cat confdefs.h | uniq >conftest.vals + +# Break up conftest.vals because some shells have a limit on +# the size of here documents, and old seds have small limits too. + +rm -f conftest.tail +echo ' rm -f conftest.frag' >> $CONFIG_STATUS +while grep . conftest.vals >/dev/null +do + # Write chunks of a limited-size here document to conftest.frag. + echo ' cat >> conftest.frag <> $CONFIG_STATUS + sed ${ac_max_here_lines}q conftest.vals | sed -e 's/#ifdef.*/#if 0/' >> $CONFIG_STATUS + echo 'CEOF' >> $CONFIG_STATUS + sed 1,${ac_max_here_lines}d conftest.vals > conftest.tail + rm -f conftest.vals + mv conftest.tail conftest.vals +done +rm -f conftest.vals + +# Run sed to substitute the contents of conftest.frag into $tmp/in at the +# marker @DEFS@. +echo ' cat >> conftest.edit < $tmp/out +rm -f $tmp/in +mv $tmp/out $tmp/in +rm -f conftest.edit conftest.frag +' >> $CONFIG_STATUS + +cat >>$CONFIG_STATUS <<\EOF + # Let's still pretend it is `configure' which instantiates (i.e., don't + # use $as_me), people would be surprised to read: + # /* config.h. Generated automatically by config.status. */ + if test x"$ac_file" = x-; then + echo "/* Generated automatically by configure. */" >$tmp/config.h + else + echo "/* $ac_file. Generated automatically by configure. */" >$tmp/config.h + fi + cat $tmp/in >>$tmp/config.h + rm -f $tmp/in + if test x"$ac_file" != x-; then + if cmp -s $ac_file $tmp/config.h 2>/dev/null; then + { echo "$as_me:5907: $ac_file is unchanged" >&5 +echo "$as_me: $ac_file is unchanged" >&6;} + else + ac_dir=`$as_expr X"$ac_file" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \ + X"$ac_file" : 'X\(//\)[^/]' \| \ + X"$ac_file" : 'X\(//\)$' \| \ + X"$ac_file" : 'X\(/\)' \| \ + . : '\(.\)' 2>/dev/null || +echo X"$ac_file" | + sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/; q; } + /^X\(\/\/\)[^/].*/{ s//\1/; q; } + /^X\(\/\/\)$/{ s//\1/; q; } + /^X\(\/\).*/{ s//\1/; q; } + s/.*/./; q'` + if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then + { case "$ac_dir" in + [\\/]* | ?:[\\/]* ) as_incr_dir=;; + *) as_incr_dir=.;; +esac +as_dummy="$ac_dir" +for as_mkdir_dir in `IFS='/\\'; set X $as_dummy; shift; echo "$@"`; do + case $as_mkdir_dir in + # Skip DOS drivespec + ?:) as_incr_dir=$as_mkdir_dir ;; + *) + as_incr_dir=$as_incr_dir/$as_mkdir_dir + test -d "$as_incr_dir" || mkdir "$as_incr_dir" + ;; + esac +done; } + + fi + rm -f $ac_file + mv $tmp/config.h $ac_file + fi + else + cat $tmp/config.h + rm -f $tmp/config.h + fi +done +EOF + +cat >>$CONFIG_STATUS <<\EOF + +{ (exit 0); exit 0; } +EOF +chmod +x $CONFIG_STATUS +ac_clean_files=$ac_clean_files_save + +# configure is writing to config.log, and then calls config.status. +# config.status does its own redirection, appending to config.log. +# Unfortunately, on DOS this fails, as config.log is still kept open +# by configure, so config.status won't be able to write to it; its +# output is simply discarded. So we exec the FD to /dev/null, +# effectively closing config.log, so it can be properly (re)opened and +# appended to by config.status. When coming back to configure, we +# need to make the FD available again. +if test "$no_create" != yes; then + ac_cs_success=: + exec 5>/dev/null + $SHELL $CONFIG_STATUS || ac_cs_success=false + exec 5>>config.log + # Use ||, not &&, to avoid exiting from the if with $? = 1, which + # would make configure fail if this is the last instruction. + $ac_cs_success || { (exit 1); exit 1; } +fi + diff --git a/configure.in b/configure.in new file mode 100644 index 000000000000..b251c93adb38 --- /dev/null +++ b/configure.in @@ -0,0 +1,30 @@ +dnl Process this file with 'autoconf' to produce a 'configure' script +dnl $Id: configure.in,v 1.10 2010/12/26 19:10:21 tom Exp $ +AC_PREREQ(2.13.20020210) +AC_REVISION($Revision: 1.10 $) +AC_INIT(main.c) +AC_CONFIG_HEADER(config.h:config_h.in) + +CF_CHECK_CACHE([AC_CANONICAL_SYSTEM]) + +AC_ARG_PROGRAM +AC_PROG_CC +AC_CONST +AC_PROG_MAKE_SET +AC_PROG_INSTALL +CF_MAKE_TAGS +CF_PROG_LINT + +CF_ANSI_CC_REQD +CF_XOPEN_SOURCE +AC_CHECK_HEADERS(fcntl.h) +AC_CHECK_FUNCS(atexit) +CF_MKSTEMP + +CF_WITH_WARNINGS(Wwrite-strings) +CF_DISABLE_ECHO +CF_PROG_EXT +CF_DISABLE_LEAKS + +### output makefile +AC_OUTPUT(makefile,,,cat) diff --git a/defs.h b/defs.h new file mode 100644 index 000000000000..c774997a0c1d --- /dev/null +++ b/defs.h @@ -0,0 +1,439 @@ +/* $Id: defs.h,v 1.36 2011/12/20 01:31:16 tom Exp $ */ + +#ifdef HAVE_CONFIG_H +#include +#endif + +#include +#include +#include +#include +#include +#include + +#define YYMAJOR 1 +#define YYMINOR 9 + +#define CONCAT(first,second) first #second +#define CONCAT1(string,number) CONCAT(string, number) +#define CONCAT2(first,second) #first "." #second + +#ifdef YYPATCH +#define VSTRING(a,b) CONCAT2(a,b) CONCAT1(" ",YYPATCH) +#else +#define VSTRING(a,b) CONCAT2(a,b) +#endif + +#define VERSION VSTRING(YYMAJOR, YYMINOR) + +/* machine-dependent definitions */ +/* the following definitions are for the Tahoe */ +/* they might have to be changed for other machines */ + +/* MAXCHAR is the largest unsigned character value */ +/* MAXSHORT is the largest value of a C short */ +/* MINSHORT is the most negative value of a C short */ +/* MAXTABLE is the maximum table size */ +/* BITS_PER_WORD is the number of bits in a C unsigned */ +/* WORDSIZE computes the number of words needed to */ +/* store n bits */ +/* BIT returns the value of the n-th bit starting */ +/* from r (0-indexed) */ +/* SETBIT sets the n-th bit starting from r */ + +#define MAXCHAR 255 +#define MAXSHORT 32767 +#define MINSHORT -32768 +#define MAXTABLE 32500 +#define BITS_PER_WORD 32 +#define WORDSIZE(n) (((n)+(BITS_PER_WORD-1))/BITS_PER_WORD) +#define BIT(r, n) ((((r)[(n)>>5])>>((n)&31))&1) +#define SETBIT(r, n) ((r)[(n)>>5]|=((unsigned)1<<((n)&31))) + +/* character names */ + +#define NUL '\0' /* the null character */ +#define NEWLINE '\n' /* line feed */ +#define SP ' ' /* space */ +#define BS '\b' /* backspace */ +#define HT '\t' /* horizontal tab */ +#define VT '\013' /* vertical tab */ +#define CR '\r' /* carriage return */ +#define FF '\f' /* form feed */ +#define QUOTE '\'' /* single quote */ +#define DOUBLE_QUOTE '\"' /* double quote */ +#define BACKSLASH '\\' /* backslash */ + +#define UCH(c) (unsigned char)(c) + +/* defines for constructing filenames */ + +#if defined(VMS) +#define CODE_SUFFIX "_code.c" +#define DEFINES_SUFFIX "_tab.h" +#define EXTERNS_SUFFIX "_tab.i" +#define OUTPUT_SUFFIX "_tab.c" +#else +#define CODE_SUFFIX ".code.c" +#define DEFINES_SUFFIX ".tab.h" +#define EXTERNS_SUFFIX ".tab.i" +#define OUTPUT_SUFFIX ".tab.c" +#endif +#define VERBOSE_SUFFIX ".output" +#define GRAPH_SUFFIX ".dot" + +/* keyword codes */ + +#define TOKEN 0 +#define LEFT 1 +#define RIGHT 2 +#define NONASSOC 3 +#define MARK 4 +#define TEXT 5 +#define TYPE 6 +#define START 7 +#define UNION 8 +#define IDENT 9 +#define EXPECT 10 +#define EXPECT_RR 11 +#define PURE_PARSER 12 +#define PARSE_PARAM 13 +#define LEX_PARAM 14 +#define POSIX_YACC 15 + +/* symbol classes */ + +#define UNKNOWN 0 +#define TERM 1 +#define NONTERM 2 + +/* the undefined value */ + +#define UNDEFINED (-1) + +/* action codes */ + +#define SHIFT 1 +#define REDUCE 2 + +/* character macros */ + +#define IS_IDENT(c) (isalnum(c) || (c) == '_' || (c) == '.' || (c) == '$') +#define IS_OCTAL(c) ((c) >= '0' && (c) <= '7') +#define NUMERIC_VALUE(c) ((c) - '0') + +/* symbol macros */ + +#define ISTOKEN(s) ((s) < start_symbol) +#define ISVAR(s) ((s) >= start_symbol) + +/* storage allocation macros */ + +#define CALLOC(k,n) (calloc((size_t)(k),(size_t)(n))) +#define FREE(x) (free((char*)(x))) +#define MALLOC(n) (malloc((size_t)(n))) +#define NEW(t) ((t*)allocate(sizeof(t))) +#define NEW2(n,t) ((t*)allocate(((size_t)(n)*sizeof(t)))) +#define REALLOC(p,n) (realloc((char*)(p),(size_t)(n))) + +#define DO_FREE(x) if (x) { FREE(x); x = 0; } + +#define NO_SPACE(p) if (p == 0) no_space(); assert(p != 0) + +/* messages */ +#define PLURAL(n) ((n) > 1 ? "s" : "") + +typedef char Assoc_t; +typedef char Class_t; +typedef short Index_t; +typedef short Value_t; + +/* the structure of a symbol table entry */ + +typedef struct bucket bucket; +struct bucket +{ + struct bucket *link; + struct bucket *next; + char *name; + char *tag; + Value_t value; + Index_t index; + Value_t prec; + Class_t class; + Assoc_t assoc; +}; + +/* the structure of the LR(0) state machine */ + +typedef struct core core; +struct core +{ + struct core *next; + struct core *link; + Value_t number; + Value_t accessing_symbol; + Value_t nitems; + Value_t items[1]; +}; + +/* the structure used to record shifts */ + +typedef struct shifts shifts; +struct shifts +{ + struct shifts *next; + Value_t number; + Value_t nshifts; + Value_t shift[1]; +}; + +/* the structure used to store reductions */ + +typedef struct reductions reductions; +struct reductions +{ + struct reductions *next; + Value_t number; + Value_t nreds; + Value_t rules[1]; +}; + +/* the structure used to represent parser actions */ + +typedef struct action action; +struct action +{ + struct action *next; + Value_t symbol; + Value_t number; + Value_t prec; + char action_code; + Assoc_t assoc; + char suppressed; +}; + +/* the structure used to store parse/lex parameters */ +typedef struct param param; +struct param +{ + struct param *next; + char *name; /* parameter name */ + char *type; /* everything before parameter name */ + char *type2; /* everything after parameter name */ +}; + +/* global variables */ + +extern char dflag; +extern char gflag; +extern char iflag; +extern char lflag; +extern char rflag; +extern char sflag; +extern char tflag; +extern char vflag; +extern const char *symbol_prefix; + +extern const char *myname; +extern char *cptr; +extern char *line; +extern int lineno; +extern int outline; +extern int exit_code; +extern int pure_parser; + +extern const char *const banner[]; +extern const char *const xdecls[]; +extern const char *const tables[]; +extern const char *const global_vars[]; +extern const char *const impure_vars[]; +extern const char *const hdr_defs[]; +extern const char *const hdr_vars[]; +extern const char *const body_1[]; +extern const char *const body_vars[]; +extern const char *const body_2[]; +extern const char *const body_3[]; +extern const char *const trailer[]; +extern const char *const trailer_2[]; + +extern char *code_file_name; +extern char *input_file_name; +extern char *defines_file_name; +extern char *externs_file_name; + +extern FILE *action_file; +extern FILE *code_file; +extern FILE *defines_file; +extern FILE *externs_file; +extern FILE *input_file; +extern FILE *output_file; +extern FILE *text_file; +extern FILE *union_file; +extern FILE *verbose_file; +extern FILE *graph_file; + +extern int nitems; +extern int nrules; +extern int nsyms; +extern int ntokens; +extern int nvars; +extern int ntags; + +extern char unionized; +extern char line_format[]; + +extern Value_t start_symbol; +extern char **symbol_name; +extern char **symbol_pname; +extern Value_t *symbol_value; +extern Value_t *symbol_prec; +extern char *symbol_assoc; + +extern Value_t *ritem; +extern Value_t *rlhs; +extern Value_t *rrhs; +extern Value_t *rprec; +extern Assoc_t *rassoc; + +extern Value_t **derives; +extern char *nullable; + +extern bucket *first_symbol; +extern bucket *last_symbol; + +extern int pure_parser; +extern int nstates; +extern core *first_state; +extern shifts *first_shift; +extern reductions *first_reduction; +extern Value_t *accessing_symbol; +extern core **state_table; +extern shifts **shift_table; +extern reductions **reduction_table; +extern unsigned *LA; +extern Value_t *LAruleno; +extern Value_t *lookaheads; +extern Value_t *goto_map; +extern Value_t *from_state; +extern Value_t *to_state; + +extern action **parser; +extern int SRexpect; +extern int RRexpect; +extern int SRtotal; +extern int RRtotal; +extern Value_t *SRconflicts; +extern Value_t *RRconflicts; +extern Value_t *defred; +extern Value_t *rules_used; +extern Value_t nunused; +extern Value_t final_state; + +extern Value_t *itemset; +extern Value_t *itemsetend; +extern unsigned *ruleset; + +extern param *lex_param; +extern param *parse_param; + +/* global functions */ + +extern bucket *lookup(const char *); +extern bucket *make_bucket(const char *); + +#ifndef GCC_NORETURN +#define GCC_NORETURN /* nothing */ +#endif + +#ifndef GCC_UNUSED +#define GCC_UNUSED /* nothing */ +#endif + +/* closure.c */ +extern void closure(Value_t * nucleus, int n); +extern void finalize_closure(void); +extern void set_first_derives(void); + +/* error.c */ +extern void default_action_warning(void); +extern void dollar_error(int a_lineno, char *a_line, char *a_cptr) GCC_NORETURN; +extern void dollar_warning(int a_lineno, int i); +extern void fatal(const char *msg) GCC_NORETURN; +extern void illegal_character(char *c_cptr) GCC_NORETURN; +extern void illegal_tag(int t_lineno, char *t_line, char *t_cptr) GCC_NORETURN; +extern void missing_brace(void) GCC_NORETURN; +extern void no_grammar(void) GCC_NORETURN; +extern void no_space(void) GCC_NORETURN; +extern void open_error(const char *filename) GCC_NORETURN; +extern void over_unionized(char *u_cptr) GCC_NORETURN; +extern void prec_redeclared(void); +extern void reprec_warning(char *s); +extern void restarted_warning(void); +extern void retyped_warning(char *s); +extern void revalued_warning(char *s); +extern void syntax_error(int st_lineno, char *st_line, char *st_cptr) GCC_NORETURN; +extern void terminal_lhs(int s_lineno) GCC_NORETURN; +extern void terminal_start(char *s) GCC_NORETURN; +extern void tokenized_start(char *s) GCC_NORETURN; +extern void undefined_goal(char *s) GCC_NORETURN; +extern void undefined_symbol_warning(char *s); +extern void unexpected_EOF(void) GCC_NORETURN; +extern void unknown_rhs(int i) GCC_NORETURN; +extern void unterminated_action(int a_lineno, char *a_line, char *a_cptr) GCC_NORETURN; +extern void unterminated_comment(int c_lineno, char *c_line, char *c_cptr) GCC_NORETURN; +extern void unterminated_string(int s_lineno, char *s_line, char *s_cptr) GCC_NORETURN; +extern void unterminated_text(int t_lineno, char *t_line, char *t_cptr) GCC_NORETURN; +extern void unterminated_union(int u_lineno, char *u_line, char *u_cptr) GCC_NORETURN; +extern void untyped_lhs(void) GCC_NORETURN; +extern void untyped_rhs(int i, char *s) GCC_NORETURN; +extern void used_reserved(char *s) GCC_NORETURN; + +/* graph.c */ +extern void graph(void); + +/* lalr.c */ +extern void create_symbol_table(void); +extern void free_symbol_table(void); +extern void free_symbols(void); + +/* lalr.c */ +extern void lalr(void); + +/* lr0.c */ +extern void lr0(void); +extern void show_cores(void); +extern void show_ritems(void); +extern void show_rrhs(void); +extern void show_shifts(void); + +/* main.c */ +extern void *allocate(size_t n); +extern void done(int k) GCC_NORETURN; + +/* mkpar.c */ +extern void free_parser(void); +extern void make_parser(void); + +/* output.c */ +extern void output(void); + +/* reader.c */ +extern void reader(void); + +/* skeleton.c */ +extern void write_section(FILE *fp, const char *const section[]); + +/* verbose.c */ +extern void verbose(void); + +/* warshall.c */ +extern void reflexive_transitive_closure(unsigned *R, int n); + +#ifdef NO_LEAKS +extern void lr0_leaks(void); +extern void lalr_leaks(void); +extern void mkpar_leaks(void); +extern void output_leaks(void); +extern void reader_leaks(void); +#endif diff --git a/descrip.mms b/descrip.mms new file mode 100644 index 000000000000..0dcb70fbbea0 --- /dev/null +++ b/descrip.mms @@ -0,0 +1,37 @@ +CFLAGS = /decc $(CC_OPTIONS)/Diagnostics /Define=(NDEBUG) /Object=$@ /Include=([]) + +LINKFLAGS = /map=$(MMS$TARGET_NAME)/cross_reference/exec=$(MMS$TARGET_NAME).exe + +LINKER = cc + +OBJS = closure.obj, \ + error.obj, \ + lalr.obj, \ + lr0.obj, \ + main.obj, \ + mkpar.obj, \ + output.obj, \ + reader.obj, \ + skeleton.obj, \ + symtab.obj, \ + verbose.obj, \ + warshall.obj + +PROGRAM = yacc.exe + +all : $(PROGRAM) + +$(PROGRAM) : $(OBJS) + @ write sys$output "Loading $(PROGRAM) ... " + @ $(LINK) $(LINKFLAGS) $(OBJS) + @ write sys$output "done" + +clean : + @- if f$search("*.obj") .nes. "" then delete *.obj;* + @- if f$search("*.lis") .nes. "" then delete *.lis;* + @- if f$search("*.log") .nes. "" then delete *.log;* + +clobber : clean + @- if f$search("*.exe") .nes. "" then delete *.exe;* + +$(OBJS) : defs.h diff --git a/error.c b/error.c new file mode 100644 index 000000000000..3bab31b8addc --- /dev/null +++ b/error.c @@ -0,0 +1,288 @@ +/* $Id: error.c,v 1.9 2011/09/05 23:27:43 tom Exp $ */ + +/* routines for printing error messages */ + +#include "defs.h" + +void +fatal(const char *msg) +{ + fprintf(stderr, "%s: f - %s\n", myname, msg); + done(2); +} + +void +no_space(void) +{ + fprintf(stderr, "%s: f - out of space\n", myname); + done(2); +} + +void +open_error(const char *filename) +{ + fprintf(stderr, "%s: f - cannot open \"%s\"\n", myname, filename); + done(2); +} + +void +missing_brace(void) +{ + fprintf(stderr, "%s: e - line %d of \"%s\", missing '}'\n", + myname, lineno, input_file_name); + done(1); +} + +void +unexpected_EOF(void) +{ + fprintf(stderr, "%s: e - line %d of \"%s\", unexpected end-of-file\n", + myname, lineno, input_file_name); + done(1); +} + +static void +print_pos(char *st_line, char *st_cptr) +{ + char *s; + + if (st_line == 0) + return; + for (s = st_line; *s != '\n'; ++s) + { + if (isprint(UCH(*s)) || *s == '\t') + putc(*s, stderr); + else + putc('?', stderr); + } + putc('\n', stderr); + for (s = st_line; s < st_cptr; ++s) + { + if (*s == '\t') + putc('\t', stderr); + else + putc(' ', stderr); + } + putc('^', stderr); + putc('\n', stderr); +} + +void +syntax_error(int st_lineno, char *st_line, char *st_cptr) +{ + fprintf(stderr, "%s: e - line %d of \"%s\", syntax error\n", + myname, st_lineno, input_file_name); + print_pos(st_line, st_cptr); + done(1); +} + +void +unterminated_comment(int c_lineno, char *c_line, char *c_cptr) +{ + fprintf(stderr, "%s: e - line %d of \"%s\", unmatched /*\n", + myname, c_lineno, input_file_name); + print_pos(c_line, c_cptr); + done(1); +} + +void +unterminated_string(int s_lineno, char *s_line, char *s_cptr) +{ + fprintf(stderr, "%s: e - line %d of \"%s\", unterminated string\n", + myname, s_lineno, input_file_name); + print_pos(s_line, s_cptr); + done(1); +} + +void +unterminated_text(int t_lineno, char *t_line, char *t_cptr) +{ + fprintf(stderr, "%s: e - line %d of \"%s\", unmatched %%{\n", + myname, t_lineno, input_file_name); + print_pos(t_line, t_cptr); + done(1); +} + +void +unterminated_union(int u_lineno, char *u_line, char *u_cptr) +{ + fprintf(stderr, "%s: e - line %d of \"%s\", unterminated %%union \ +declaration\n", myname, u_lineno, input_file_name); + print_pos(u_line, u_cptr); + done(1); +} + +void +over_unionized(char *u_cptr) +{ + fprintf(stderr, "%s: e - line %d of \"%s\", too many %%union \ +declarations\n", myname, lineno, input_file_name); + print_pos(line, u_cptr); + done(1); +} + +void +illegal_tag(int t_lineno, char *t_line, char *t_cptr) +{ + fprintf(stderr, "%s: e - line %d of \"%s\", illegal tag\n", + myname, t_lineno, input_file_name); + print_pos(t_line, t_cptr); + done(1); +} + +void +illegal_character(char *c_cptr) +{ + fprintf(stderr, "%s: e - line %d of \"%s\", illegal character\n", + myname, lineno, input_file_name); + print_pos(line, c_cptr); + done(1); +} + +void +used_reserved(char *s) +{ + fprintf(stderr, + "%s: e - line %d of \"%s\", illegal use of reserved symbol \ +%s\n", myname, lineno, input_file_name, s); + done(1); +} + +void +tokenized_start(char *s) +{ + fprintf(stderr, + "%s: e - line %d of \"%s\", the start symbol %s cannot be \ +declared to be a token\n", myname, lineno, input_file_name, s); + done(1); +} + +void +retyped_warning(char *s) +{ + fprintf(stderr, "%s: w - line %d of \"%s\", the type of %s has been \ +redeclared\n", myname, lineno, input_file_name, s); +} + +void +reprec_warning(char *s) +{ + fprintf(stderr, + "%s: w - line %d of \"%s\", the precedence of %s has been \ +redeclared\n", myname, lineno, input_file_name, s); +} + +void +revalued_warning(char *s) +{ + fprintf(stderr, "%s: w - line %d of \"%s\", the value of %s has been \ +redeclared\n", myname, lineno, input_file_name, s); +} + +void +terminal_start(char *s) +{ + fprintf(stderr, "%s: e - line %d of \"%s\", the start symbol %s is a \ +token\n", myname, lineno, input_file_name, s); + done(1); +} + +void +restarted_warning(void) +{ + fprintf(stderr, "%s: w - line %d of \"%s\", the start symbol has been \ +redeclared\n", myname, lineno, input_file_name); +} + +void +no_grammar(void) +{ + fprintf(stderr, "%s: e - line %d of \"%s\", no grammar has been \ +specified\n", myname, lineno, input_file_name); + done(1); +} + +void +terminal_lhs(int s_lineno) +{ + fprintf(stderr, "%s: e - line %d of \"%s\", a token appears on the lhs \ +of a production\n", myname, s_lineno, input_file_name); + done(1); +} + +void +prec_redeclared(void) +{ + fprintf(stderr, "%s: w - line %d of \"%s\", conflicting %%prec \ +specifiers\n", myname, lineno, input_file_name); +} + +void +unterminated_action(int a_lineno, char *a_line, char *a_cptr) +{ + fprintf(stderr, "%s: e - line %d of \"%s\", unterminated action\n", + myname, a_lineno, input_file_name); + print_pos(a_line, a_cptr); + done(1); +} + +void +dollar_warning(int a_lineno, int i) +{ + fprintf(stderr, "%s: w - line %d of \"%s\", $%d references beyond the \ +end of the current rule\n", myname, a_lineno, input_file_name, i); +} + +void +dollar_error(int a_lineno, char *a_line, char *a_cptr) +{ + fprintf(stderr, "%s: e - line %d of \"%s\", illegal $-name\n", + myname, a_lineno, input_file_name); + print_pos(a_line, a_cptr); + done(1); +} + +void +untyped_lhs(void) +{ + fprintf(stderr, "%s: e - line %d of \"%s\", $$ is untyped\n", + myname, lineno, input_file_name); + done(1); +} + +void +untyped_rhs(int i, char *s) +{ + fprintf(stderr, "%s: e - line %d of \"%s\", $%d (%s) is untyped\n", + myname, lineno, input_file_name, i, s); + done(1); +} + +void +unknown_rhs(int i) +{ + fprintf(stderr, "%s: e - line %d of \"%s\", $%d is untyped\n", + myname, lineno, input_file_name, i); + done(1); +} + +void +default_action_warning(void) +{ + fprintf(stderr, + "%s: w - line %d of \"%s\", the default action assigns an \ +undefined value to $$\n", myname, lineno, input_file_name); +} + +void +undefined_goal(char *s) +{ + fprintf(stderr, "%s: e - the start symbol %s is undefined\n", myname, s); + done(1); +} + +void +undefined_symbol_warning(char *s) +{ + fprintf(stderr, "%s: w - the symbol %s is undefined\n", myname, s); +} diff --git a/graph.c b/graph.c new file mode 100644 index 000000000000..2e312314d7a6 --- /dev/null +++ b/graph.c @@ -0,0 +1,112 @@ +/* $Id: graph.c,v 1.7 2009/10/27 09:25:20 tom Exp $ */ + +#include "defs.h" + +static void graph_state(int stateno); +static void graph_LA(int ruleno); + +static unsigned int larno; + +void +graph(void) +{ + int i; + int j; + shifts *sp; + int sn; + int as; + + if (!gflag) + return; + + for (i = 0; i < nstates; ++i) + { + closure(state_table[i]->items, state_table[i]->nitems); + graph_state(i); + } + + fprintf(graph_file, "\n\n"); + for (i = 0; i < nstates; ++i) + { + + sp = shift_table[i]; + if (sp) + for (j = 0; j < sp->nshifts; ++j) + { + sn = sp->shift[j]; + as = accessing_symbol[sn]; + fprintf(graph_file, + "\tq%d -> q%d [label=\"%s\"];\n", + i, sn, symbol_pname[as]); + } + } + + fprintf(graph_file, "}\n"); + + for (i = 0; i < nsyms; ++i) + FREE(symbol_pname[i]); + FREE(symbol_pname); +} + +static void +graph_state(int stateno) +{ + short *isp; + int rule; + short *sp; + short *sp1; + + larno = (unsigned)lookaheads[stateno]; + fprintf(graph_file, "\n\tq%d [label=\"%d:\\l", stateno, stateno); + + for (isp = itemset; isp < itemsetend; isp++) + { + sp1 = sp = ritem + *isp; + + while (*sp >= 0) + ++sp; + rule = -(*sp); + fprintf(graph_file, " %s -> ", symbol_pname[rlhs[rule]]); + + for (sp = ritem + rrhs[rule]; sp < sp1; sp++) + fprintf(graph_file, "%s ", symbol_pname[*sp]); + + putc('.', graph_file); + + while (*sp >= 0) + { + fprintf(graph_file, " %s", symbol_pname[*sp]); + sp++; + } + + if (*sp1 < 0) + graph_LA(-*sp1); + + fprintf(graph_file, "\\l"); + } + fprintf(graph_file, "\"];"); +} + +static void +graph_LA(int ruleno) +{ + int i; + unsigned tokensetsize; + unsigned *rowp; + + tokensetsize = (unsigned)WORDSIZE(ntokens); + + if (ruleno == LAruleno[larno]) + { + rowp = LA + larno * tokensetsize; + + fprintf(graph_file, " { "); + for (i = ntokens - 1; i >= 0; i--) + { + if (BIT(rowp, i)) + fprintf(graph_file, "%s ", symbol_pname[i]); + } + fprintf(graph_file, "}"); + ++larno; + } +} diff --git a/install-sh b/install-sh new file mode 100755 index 000000000000..462fa9c3d57b --- /dev/null +++ b/install-sh @@ -0,0 +1,294 @@ +#! /bin/sh +# +# install - install a program, script, or datafile +# +# This originates from X11R5 (mit/util/scripts/install.sh), which was +# later released in X11R6 (xc/config/util/install.sh) with the +# following copyright and license. +# +# Copyright (C) 1994 X Consortium +# +# Permission is hereby granted, free of charge, to any person obtaining a copy +# of this software and associated documentation files (the "Software"), to +# deal in the Software without restriction, including without limitation the +# rights to use, copy, modify, merge, publish, distribute, sublicense, and/or +# sell copies of the Software, and to permit persons to whom the Software is +# furnished to do so, subject to the following conditions: +# +# The above copyright notice and this permission notice shall be included in +# all copies or substantial portions of the Software. +# +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +# X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN +# AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNEC- +# TION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +# +# Except as contained in this notice, the name of the X Consortium shall not +# be used in advertising or otherwise to promote the sale, use or other deal- +# ings in this Software without prior written authorization from the X Consor- +# tium. +# +# +# FSF changes to this file are in the public domain. +# +# Calling this script install-sh is preferred over install.sh, to prevent +# `make' implicit rules from creating a file called install from it +# when there is no Makefile. +# +# This script is compatible with the BSD install script, but was written +# from scratch. It can only install one file at a time, a restriction +# shared with many OS's install programs. + + +# set DOITPROG to echo to test this script + +# Don't use :- since 4.3BSD and earlier shells don't like it. +doit="${DOITPROG-}" + + +# put in absolute paths if you don't have them in your path; or use env. vars. + +mvprog="${MVPROG-mv}" +cpprog="${CPPROG-cp}" +chmodprog="${CHMODPROG-chmod}" +chownprog="${CHOWNPROG-chown}" +chgrpprog="${CHGRPPROG-chgrp}" +stripprog="${STRIPPROG-strip}" +rmprog="${RMPROG-rm}" +mkdirprog="${MKDIRPROG-mkdir}" + +transformbasename="" +transform_arg="" +instcmd="$mvprog" +chmodcmd="$chmodprog 0755" +chowncmd="" +chgrpcmd="" +stripcmd="" +rmcmd="$rmprog -f" +mvcmd="$mvprog" +src="" +dst="" +dir_arg="" + +while [ x"$1" != x ]; do + case $1 in + -c) instcmd=$cpprog + shift + continue;; + + -d) dir_arg=true + shift + continue;; + + -m) chmodcmd="$chmodprog $2" + shift + shift + continue;; + + -o) chowncmd="$chownprog $2" + shift + shift + continue;; + + -g) chgrpcmd="$chgrpprog $2" + shift + shift + continue;; + + -s) stripcmd=$stripprog + shift + continue;; + + -t=*) transformarg=`echo $1 | sed 's/-t=//'` + shift + continue;; + + -b=*) transformbasename=`echo $1 | sed 's/-b=//'` + shift + continue;; + + *) if [ x"$src" = x ] + then + src=$1 + else + # this colon is to work around a 386BSD /bin/sh bug + : + dst=$1 + fi + shift + continue;; + esac +done + +if [ x"$src" = x ] +then + echo "$0: no input file specified" >&2 + exit 1 +else + : +fi + +if [ x"$dir_arg" != x ]; then + dst=$src + src="" + + if [ -d "$dst" ]; then + instcmd=: + chmodcmd="" + else + instcmd=$mkdirprog + fi +else + +# Waiting for this to be detected by the "$instcmd $src $dsttmp" command +# might cause directories to be created, which would be especially bad +# if $src (and thus $dsttmp) contains '*'. + + if [ -f "$src" ] || [ -d "$src" ] + then + : + else + echo "$0: $src does not exist" >&2 + exit 1 + fi + + if [ x"$dst" = x ] + then + echo "$0: no destination specified" >&2 + exit 1 + else + : + fi + +# If destination is a directory, append the input filename; if your system +# does not like double slashes in filenames, you may need to add some logic + + if [ -d "$dst" ] + then + dst=$dst/`basename "$src"` + else + : + fi +fi + +## this sed command emulates the dirname command +dstdir=`echo "$dst" | sed -e 's,[^/]*$,,;s,/$,,;s,^$,.,'` + +# Make sure that the destination directory exists. +# this part is taken from Noah Friedman's mkinstalldirs script + +# Skip lots of stat calls in the usual case. +if [ ! -d "$dstdir" ]; then +defaultIFS=' + ' +IFS="${IFS-$defaultIFS}" + +oIFS=$IFS +# Some sh's can't handle IFS=/ for some reason. +IFS='%' +set - `echo "$dstdir" | sed -e 's@/@%@g' -e 's@^%@/@'` +IFS=$oIFS + +pathcomp='' + +while [ $# -ne 0 ] ; do + pathcomp=$pathcomp$1 + shift + + if [ ! -d "$pathcomp" ] ; + then + $mkdirprog "$pathcomp" + else + : + fi + + pathcomp=$pathcomp/ +done +fi + +if [ x"$dir_arg" != x ] +then + $doit $instcmd "$dst" && + + if [ x"$chowncmd" != x ]; then $doit $chowncmd "$dst"; else : ; fi && + if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd "$dst"; else : ; fi && + if [ x"$stripcmd" != x ]; then $doit $stripcmd "$dst"; else : ; fi && + if [ x"$chmodcmd" != x ]; then $doit $chmodcmd "$dst"; else : ; fi +else + +# If we're going to rename the final executable, determine the name now. + + if [ x"$transformarg" = x ] + then + dstfile=`basename "$dst"` + else + dstfile=`basename "$dst" $transformbasename | + sed $transformarg`$transformbasename + fi + +# don't allow the sed command to completely eliminate the filename + + if [ x"$dstfile" = x ] + then + dstfile=`basename "$dst"` + else + : + fi + +# Make a couple of temp file names in the proper directory. + + dsttmp=$dstdir/#inst.$$# + rmtmp=$dstdir/#rm.$$# + +# Trap to clean up temp files at exit. + + trap 'status=$?; rm -f "$dsttmp" "$rmtmp" && exit $status' 0 + trap '(exit $?); exit' 1 2 13 15 + +# Move or copy the file name to the temp name + + $doit $instcmd "$src" "$dsttmp" && + +# and set any options; do chmod last to preserve setuid bits + +# If any of these fail, we abort the whole thing. If we want to +# ignore errors from any of these, just make sure not to ignore +# errors from the above "$doit $instcmd $src $dsttmp" command. + + if [ x"$chowncmd" != x ]; then $doit $chowncmd "$dsttmp"; else :;fi && + if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd "$dsttmp"; else :;fi && + if [ x"$stripcmd" != x ]; then $doit $stripcmd "$dsttmp"; else :;fi && + if [ x"$chmodcmd" != x ]; then $doit $chmodcmd "$dsttmp"; else :;fi && + +# Now remove or move aside any old file at destination location. We try this +# two ways since rm can't unlink itself on some systems and the destination +# file might be busy for other reasons. In this case, the final cleanup +# might fail but the new file should still install successfully. + +{ + if [ -f "$dstdir/$dstfile" ] + then + $doit $rmcmd -f "$dstdir/$dstfile" 2>/dev/null || + $doit $mvcmd -f "$dstdir/$dstfile" "$rmtmp" 2>/dev/null || + { + echo "$0: cannot unlink or rename $dstdir/$dstfile" >&2 + (exit 1); exit + } + else + : + fi +} && + +# Now rename the file to the real destination. + + $doit $mvcmd "$dsttmp" "$dstdir/$dstfile" + +fi && + +# The final little trick to "correctly" pass the exit status to the exit trap. + +{ + (exit 0); exit +} diff --git a/lalr.c b/lalr.c new file mode 100644 index 000000000000..eb5e309b008b --- /dev/null +++ b/lalr.c @@ -0,0 +1,655 @@ +/* $Id: lalr.c,v 1.9 2009/10/27 09:49:27 tom Exp $ */ + +#include "defs.h" + +typedef struct shorts +{ + struct shorts *next; + Value_t value; +} +shorts; + +static Value_t map_goto(int state, int symbol); +static Value_t **transpose(Value_t ** R, int n); +static void add_lookback_edge(int stateno, int ruleno, int gotono); +static void build_relations(void); +static void compute_FOLLOWS(void); +static void compute_lookaheads(void); +static void digraph(Value_t ** relation); +static void initialize_F(void); +static void initialize_LA(void); +static void set_accessing_symbol(void); +static void set_goto_map(void); +static void set_maxrhs(void); +static void set_reduction_table(void); +static void set_shift_table(void); +static void set_state_table(void); +static void traverse(int i); + +static int tokensetsize; +Value_t *lookaheads; +Value_t *LAruleno; +unsigned *LA; +Value_t *accessing_symbol; +core **state_table; +shifts **shift_table; +reductions **reduction_table; +Value_t *goto_map; +Value_t *from_state; +Value_t *to_state; + +static Value_t infinity; +static int maxrhs; +static int ngotos; +static unsigned *F; +static Value_t **includes; +static shorts **lookback; +static Value_t **R; +static Value_t *INDEX; +static Value_t *VERTICES; +static Value_t top; + +void +lalr(void) +{ + tokensetsize = WORDSIZE(ntokens); + + set_state_table(); + set_accessing_symbol(); + set_shift_table(); + set_reduction_table(); + set_maxrhs(); + initialize_LA(); + set_goto_map(); + initialize_F(); + build_relations(); + compute_FOLLOWS(); + compute_lookaheads(); +} + +static void +set_state_table(void) +{ + core *sp; + + state_table = NEW2(nstates, core *); + for (sp = first_state; sp; sp = sp->next) + state_table[sp->number] = sp; +} + +static void +set_accessing_symbol(void) +{ + core *sp; + + accessing_symbol = NEW2(nstates, Value_t); + for (sp = first_state; sp; sp = sp->next) + accessing_symbol[sp->number] = sp->accessing_symbol; +} + +static void +set_shift_table(void) +{ + shifts *sp; + + shift_table = NEW2(nstates, shifts *); + for (sp = first_shift; sp; sp = sp->next) + shift_table[sp->number] = sp; +} + +static void +set_reduction_table(void) +{ + reductions *rp; + + reduction_table = NEW2(nstates, reductions *); + for (rp = first_reduction; rp; rp = rp->next) + reduction_table[rp->number] = rp; +} + +static void +set_maxrhs(void) +{ + Value_t *itemp; + Value_t *item_end; + int length; + int max; + + length = 0; + max = 0; + item_end = ritem + nitems; + for (itemp = ritem; itemp < item_end; itemp++) + { + if (*itemp >= 0) + { + length++; + } + else + { + if (length > max) + max = length; + length = 0; + } + } + + maxrhs = max; +} + +static void +initialize_LA(void) +{ + int i, j, k; + reductions *rp; + + lookaheads = NEW2(nstates + 1, Value_t); + + k = 0; + for (i = 0; i < nstates; i++) + { + lookaheads[i] = (Value_t) k; + rp = reduction_table[i]; + if (rp) + k += rp->nreds; + } + lookaheads[nstates] = (Value_t) k; + + LA = NEW2(k * tokensetsize, unsigned); + LAruleno = NEW2(k, Value_t); + lookback = NEW2(k, shorts *); + + k = 0; + for (i = 0; i < nstates; i++) + { + rp = reduction_table[i]; + if (rp) + { + for (j = 0; j < rp->nreds; j++) + { + LAruleno[k] = rp->rules[j]; + k++; + } + } + } +} + +static void +set_goto_map(void) +{ + shifts *sp; + int i; + int symbol; + int k; + Value_t *temp_map; + Value_t state2; + Value_t state1; + + goto_map = NEW2(nvars + 1, Value_t) - ntokens; + temp_map = NEW2(nvars + 1, Value_t) - ntokens; + + ngotos = 0; + for (sp = first_shift; sp; sp = sp->next) + { + for (i = sp->nshifts - 1; i >= 0; i--) + { + symbol = accessing_symbol[sp->shift[i]]; + + if (ISTOKEN(symbol)) + break; + + if (ngotos == MAXSHORT) + fatal("too many gotos"); + + ngotos++; + goto_map[symbol]++; + } + } + + k = 0; + for (i = ntokens; i < nsyms; i++) + { + temp_map[i] = (Value_t) k; + k += goto_map[i]; + } + + for (i = ntokens; i < nsyms; i++) + goto_map[i] = temp_map[i]; + + goto_map[nsyms] = (Value_t) ngotos; + temp_map[nsyms] = (Value_t) ngotos; + + from_state = NEW2(ngotos, Value_t); + to_state = NEW2(ngotos, Value_t); + + for (sp = first_shift; sp; sp = sp->next) + { + state1 = sp->number; + for (i = sp->nshifts - 1; i >= 0; i--) + { + state2 = sp->shift[i]; + symbol = accessing_symbol[state2]; + + if (ISTOKEN(symbol)) + break; + + k = temp_map[symbol]++; + from_state[k] = state1; + to_state[k] = state2; + } + } + + FREE(temp_map + ntokens); +} + +/* Map_goto maps a state/symbol pair into its numeric representation. */ + +static Value_t +map_goto(int state, int symbol) +{ + int high; + int low; + int middle; + int s; + + low = goto_map[symbol]; + high = goto_map[symbol + 1]; + + for (;;) + { + assert(low <= high); + middle = (low + high) >> 1; + s = from_state[middle]; + if (s == state) + return (Value_t) (middle); + else if (s < state) + low = middle + 1; + else + high = middle - 1; + } +} + +static void +initialize_F(void) +{ + int i; + int j; + int k; + shifts *sp; + Value_t *edge; + unsigned *rowp; + Value_t *rp; + Value_t **reads; + int nedges; + int stateno; + int symbol; + int nwords; + + nwords = ngotos * tokensetsize; + F = NEW2(nwords, unsigned); + + reads = NEW2(ngotos, Value_t *); + edge = NEW2(ngotos + 1, Value_t); + nedges = 0; + + rowp = F; + for (i = 0; i < ngotos; i++) + { + stateno = to_state[i]; + sp = shift_table[stateno]; + + if (sp) + { + k = sp->nshifts; + + for (j = 0; j < k; j++) + { + symbol = accessing_symbol[sp->shift[j]]; + if (ISVAR(symbol)) + break; + SETBIT(rowp, symbol); + } + + for (; j < k; j++) + { + symbol = accessing_symbol[sp->shift[j]]; + if (nullable[symbol]) + edge[nedges++] = map_goto(stateno, symbol); + } + + if (nedges) + { + reads[i] = rp = NEW2(nedges + 1, Value_t); + + for (j = 0; j < nedges; j++) + rp[j] = edge[j]; + + rp[nedges] = -1; + nedges = 0; + } + } + + rowp += tokensetsize; + } + + SETBIT(F, 0); + digraph(reads); + + for (i = 0; i < ngotos; i++) + { + if (reads[i]) + FREE(reads[i]); + } + + FREE(reads); + FREE(edge); +} + +static void +build_relations(void) +{ + int i; + int j; + int k; + Value_t *rulep; + Value_t *rp; + shifts *sp; + int length; + int nedges; + int done_flag; + Value_t state1; + Value_t stateno; + int symbol1; + int symbol2; + Value_t *shortp; + Value_t *edge; + Value_t *states; + Value_t **new_includes; + + includes = NEW2(ngotos, Value_t *); + edge = NEW2(ngotos + 1, Value_t); + states = NEW2(maxrhs + 1, Value_t); + + for (i = 0; i < ngotos; i++) + { + nedges = 0; + state1 = from_state[i]; + symbol1 = accessing_symbol[to_state[i]]; + + for (rulep = derives[symbol1]; *rulep >= 0; rulep++) + { + length = 1; + states[0] = state1; + stateno = state1; + + for (rp = ritem + rrhs[*rulep]; *rp >= 0; rp++) + { + symbol2 = *rp; + sp = shift_table[stateno]; + k = sp->nshifts; + + for (j = 0; j < k; j++) + { + stateno = sp->shift[j]; + if (accessing_symbol[stateno] == symbol2) + break; + } + + states[length++] = stateno; + } + + add_lookback_edge(stateno, *rulep, i); + + length--; + done_flag = 0; + while (!done_flag) + { + done_flag = 1; + rp--; + if (ISVAR(*rp)) + { + stateno = states[--length]; + edge[nedges++] = map_goto(stateno, *rp); + if (nullable[*rp] && length > 0) + done_flag = 0; + } + } + } + + if (nedges) + { + includes[i] = shortp = NEW2(nedges + 1, Value_t); + for (j = 0; j < nedges; j++) + shortp[j] = edge[j]; + shortp[nedges] = -1; + } + } + + new_includes = transpose(includes, ngotos); + + for (i = 0; i < ngotos; i++) + if (includes[i]) + FREE(includes[i]); + + FREE(includes); + + includes = new_includes; + + FREE(edge); + FREE(states); +} + +static void +add_lookback_edge(int stateno, int ruleno, int gotono) +{ + int i, k; + int found; + shorts *sp; + + i = lookaheads[stateno]; + k = lookaheads[stateno + 1]; + found = 0; + while (!found && i < k) + { + if (LAruleno[i] == ruleno) + found = 1; + else + ++i; + } + assert(found); + + sp = NEW(shorts); + sp->next = lookback[i]; + sp->value = (Value_t) gotono; + lookback[i] = sp; +} + +static Value_t ** +transpose(Value_t ** R2, int n) +{ + Value_t **new_R; + Value_t **temp_R; + Value_t *nedges; + Value_t *sp; + int i; + int k; + + nedges = NEW2(n, Value_t); + + for (i = 0; i < n; i++) + { + sp = R2[i]; + if (sp) + { + while (*sp >= 0) + nedges[*sp++]++; + } + } + + new_R = NEW2(n, Value_t *); + temp_R = NEW2(n, Value_t *); + + for (i = 0; i < n; i++) + { + k = nedges[i]; + if (k > 0) + { + sp = NEW2(k + 1, Value_t); + new_R[i] = sp; + temp_R[i] = sp; + sp[k] = -1; + } + } + + FREE(nedges); + + for (i = 0; i < n; i++) + { + sp = R2[i]; + if (sp) + { + while (*sp >= 0) + *temp_R[*sp++]++ = (Value_t) i; + } + } + + FREE(temp_R); + + return (new_R); +} + +static void +compute_FOLLOWS(void) +{ + digraph(includes); +} + +static void +compute_lookaheads(void) +{ + int i, n; + unsigned *fp1, *fp2, *fp3; + shorts *sp, *next; + unsigned *rowp; + + rowp = LA; + n = lookaheads[nstates]; + for (i = 0; i < n; i++) + { + fp3 = rowp + tokensetsize; + for (sp = lookback[i]; sp; sp = sp->next) + { + fp1 = rowp; + fp2 = F + tokensetsize * sp->value; + while (fp1 < fp3) + *fp1++ |= *fp2++; + } + rowp = fp3; + } + + for (i = 0; i < n; i++) + for (sp = lookback[i]; sp; sp = next) + { + next = sp->next; + FREE(sp); + } + + FREE(lookback); + FREE(F); +} + +static void +digraph(Value_t ** relation) +{ + int i; + + infinity = (Value_t) (ngotos + 2); + INDEX = NEW2(ngotos + 1, Value_t); + VERTICES = NEW2(ngotos + 1, Value_t); + top = 0; + + R = relation; + + for (i = 0; i < ngotos; i++) + INDEX[i] = 0; + + for (i = 0; i < ngotos; i++) + { + if (INDEX[i] == 0 && R[i]) + traverse(i); + } + + FREE(INDEX); + FREE(VERTICES); +} + +static void +traverse(int i) +{ + unsigned *fp1; + unsigned *fp2; + unsigned *fp3; + int j; + Value_t *rp; + + Value_t height; + unsigned *base; + + VERTICES[++top] = (Value_t) i; + INDEX[i] = height = top; + + base = F + i * tokensetsize; + fp3 = base + tokensetsize; + + rp = R[i]; + if (rp) + { + while ((j = *rp++) >= 0) + { + if (INDEX[j] == 0) + traverse(j); + + if (INDEX[i] > INDEX[j]) + INDEX[i] = INDEX[j]; + + fp1 = base; + fp2 = F + j * tokensetsize; + + while (fp1 < fp3) + *fp1++ |= *fp2++; + } + } + + if (INDEX[i] == height) + { + for (;;) + { + j = VERTICES[top--]; + INDEX[j] = infinity; + + if (i == j) + break; + + fp1 = base; + fp2 = F + j * tokensetsize; + + while (fp1 < fp3) + *fp2++ = *fp1++; + } + } +} + +#ifdef NO_LEAKS +void +lalr_leaks(void) +{ + int i; + + if (includes != 0) + { + for (i = 0; i < ngotos; i++) + { + free(includes[i]); + } + DO_FREE(includes); + } +} +#endif diff --git a/lr0.c b/lr0.c new file mode 100644 index 000000000000..07599734b35e --- /dev/null +++ b/lr0.c @@ -0,0 +1,599 @@ +/* $Id: lr0.c,v 1.12 2010/06/09 08:53:17 tom Exp $ */ + +#include "defs.h" + +static core *new_state(int symbol); +static Value_t get_state(int symbol); +static void allocate_itemsets(void); +static void allocate_storage(void); +static void append_states(void); +static void free_storage(void); +static void generate_states(void); +static void initialize_states(void); +static void new_itemsets(void); +static void save_reductions(void); +static void save_shifts(void); +static void set_derives(void); +static void set_nullable(void); + +int nstates; +core *first_state; +shifts *first_shift; +reductions *first_reduction; + +static core **state_set; +static core *this_state; +static core *last_state; +static shifts *last_shift; +static reductions *last_reduction; + +static int nshifts; +static short *shift_symbol; + +static Value_t *redset; +static Value_t *shiftset; + +static Value_t **kernel_base; +static Value_t **kernel_end; +static Value_t *kernel_items; + +static void +allocate_itemsets(void) +{ + short *itemp; + short *item_end; + int symbol; + int i; + int count; + int max; + short *symbol_count; + + count = 0; + symbol_count = NEW2(nsyms, short); + + item_end = ritem + nitems; + for (itemp = ritem; itemp < item_end; itemp++) + { + symbol = *itemp; + if (symbol >= 0) + { + count++; + symbol_count[symbol]++; + } + } + + kernel_base = NEW2(nsyms, short *); + kernel_items = NEW2(count, short); + + count = 0; + max = 0; + for (i = 0; i < nsyms; i++) + { + kernel_base[i] = kernel_items + count; + count += symbol_count[i]; + if (max < symbol_count[i]) + max = symbol_count[i]; + } + + shift_symbol = symbol_count; + kernel_end = NEW2(nsyms, short *); +} + +static void +allocate_storage(void) +{ + allocate_itemsets(); + shiftset = NEW2(nsyms, short); + redset = NEW2(nrules + 1, short); + state_set = NEW2(nitems, core *); +} + +static void +append_states(void) +{ + int i; + int j; + Value_t symbol; + +#ifdef TRACE + fprintf(stderr, "Entering append_states()\n"); +#endif + for (i = 1; i < nshifts; i++) + { + symbol = shift_symbol[i]; + j = i; + while (j > 0 && shift_symbol[j - 1] > symbol) + { + shift_symbol[j] = shift_symbol[j - 1]; + j--; + } + shift_symbol[j] = symbol; + } + + for (i = 0; i < nshifts; i++) + { + symbol = shift_symbol[i]; + shiftset[i] = get_state(symbol); + } +} + +static void +free_storage(void) +{ + FREE(shift_symbol); + FREE(redset); + FREE(shiftset); + FREE(kernel_base); + FREE(kernel_end); + FREE(kernel_items); + FREE(state_set); +} + +static void +generate_states(void) +{ + allocate_storage(); + itemset = NEW2(nitems, short); + ruleset = NEW2(WORDSIZE(nrules), unsigned); + set_first_derives(); + initialize_states(); + + while (this_state) + { + closure(this_state->items, this_state->nitems); + save_reductions(); + new_itemsets(); + append_states(); + + if (nshifts > 0) + save_shifts(); + + this_state = this_state->next; + } + + free_storage(); +} + +static Value_t +get_state(int symbol) +{ + int key; + short *isp1; + short *isp2; + short *iend; + core *sp; + int found; + int n; + +#ifdef TRACE + fprintf(stderr, "Entering get_state(%d)\n", symbol); +#endif + + isp1 = kernel_base[symbol]; + iend = kernel_end[symbol]; + n = (int)(iend - isp1); + + key = *isp1; + assert(0 <= key && key < nitems); + sp = state_set[key]; + if (sp) + { + found = 0; + while (!found) + { + if (sp->nitems == n) + { + found = 1; + isp1 = kernel_base[symbol]; + isp2 = sp->items; + + while (found && isp1 < iend) + { + if (*isp1++ != *isp2++) + found = 0; + } + } + + if (!found) + { + if (sp->link) + { + sp = sp->link; + } + else + { + sp = sp->link = new_state(symbol); + found = 1; + } + } + } + } + else + { + state_set[key] = sp = new_state(symbol); + } + + return (sp->number); +} + +static void +initialize_states(void) +{ + unsigned i; + short *start_derives; + core *p; + + start_derives = derives[start_symbol]; + for (i = 0; start_derives[i] >= 0; ++i) + continue; + + p = (core *)MALLOC(sizeof(core) + i * sizeof(short)); + NO_SPACE(p); + + p->next = 0; + p->link = 0; + p->number = 0; + p->accessing_symbol = 0; + p->nitems = (Value_t) i; + + for (i = 0; start_derives[i] >= 0; ++i) + p->items[i] = rrhs[start_derives[i]]; + + first_state = last_state = this_state = p; + nstates = 1; +} + +static void +new_itemsets(void) +{ + Value_t i; + int shiftcount; + short *isp; + short *ksp; + Value_t symbol; + + for (i = 0; i < nsyms; i++) + kernel_end[i] = 0; + + shiftcount = 0; + isp = itemset; + while (isp < itemsetend) + { + i = *isp++; + symbol = ritem[i]; + if (symbol > 0) + { + ksp = kernel_end[symbol]; + if (!ksp) + { + shift_symbol[shiftcount++] = symbol; + ksp = kernel_base[symbol]; + } + + *ksp++ = (Value_t) (i + 1); + kernel_end[symbol] = ksp; + } + } + + nshifts = shiftcount; +} + +static core * +new_state(int symbol) +{ + unsigned n; + core *p; + short *isp1; + short *isp2; + short *iend; + +#ifdef TRACE + fprintf(stderr, "Entering new_state(%d)\n", symbol); +#endif + + if (nstates >= MAXSHORT) + fatal("too many states"); + + isp1 = kernel_base[symbol]; + iend = kernel_end[symbol]; + n = (unsigned)(iend - isp1); + + p = (core *)allocate((sizeof(core) + (n - 1) * sizeof(short))); + p->accessing_symbol = (Value_t) symbol; + p->number = (Value_t) nstates; + p->nitems = (Value_t) n; + + isp2 = p->items; + while (isp1 < iend) + *isp2++ = *isp1++; + + last_state->next = p; + last_state = p; + + nstates++; + + return (p); +} + +/* show_cores is used for debugging */ + +void +show_cores(void) +{ + core *p; + int i, j, k, n; + int itemno; + + k = 0; + for (p = first_state; p; ++k, p = p->next) + { + if (k) + printf("\n"); + printf("state %d, number = %d, accessing symbol = %s\n", + k, p->number, symbol_name[p->accessing_symbol]); + n = p->nitems; + for (i = 0; i < n; ++i) + { + itemno = p->items[i]; + printf("%4d ", itemno); + j = itemno; + while (ritem[j] >= 0) + ++j; + printf("%s :", symbol_name[rlhs[-ritem[j]]]); + j = rrhs[-ritem[j]]; + while (j < itemno) + printf(" %s", symbol_name[ritem[j++]]); + printf(" ."); + while (ritem[j] >= 0) + printf(" %s", symbol_name[ritem[j++]]); + printf("\n"); + fflush(stdout); + } + } +} + +/* show_ritems is used for debugging */ + +void +show_ritems(void) +{ + int i; + + for (i = 0; i < nitems; ++i) + printf("ritem[%d] = %d\n", i, ritem[i]); +} + +/* show_rrhs is used for debugging */ +void +show_rrhs(void) +{ + int i; + + for (i = 0; i < nrules; ++i) + printf("rrhs[%d] = %d\n", i, rrhs[i]); +} + +/* show_shifts is used for debugging */ + +void +show_shifts(void) +{ + shifts *p; + int i, j, k; + + k = 0; + for (p = first_shift; p; ++k, p = p->next) + { + if (k) + printf("\n"); + printf("shift %d, number = %d, nshifts = %d\n", k, p->number, + p->nshifts); + j = p->nshifts; + for (i = 0; i < j; ++i) + printf("\t%d\n", p->shift[i]); + } +} + +static void +save_shifts(void) +{ + shifts *p; + short *sp1; + short *sp2; + short *send; + + p = (shifts *)allocate((sizeof(shifts) + + (unsigned)(nshifts - 1) * sizeof(short))); + + p->number = this_state->number; + p->nshifts = (Value_t) nshifts; + + sp1 = shiftset; + sp2 = p->shift; + send = shiftset + nshifts; + + while (sp1 < send) + *sp2++ = *sp1++; + + if (last_shift) + { + last_shift->next = p; + last_shift = p; + } + else + { + first_shift = p; + last_shift = p; + } +} + +static void +save_reductions(void) +{ + short *isp; + short *rp1; + short *rp2; + int item; + Value_t count; + reductions *p; + short *rend; + + count = 0; + for (isp = itemset; isp < itemsetend; isp++) + { + item = ritem[*isp]; + if (item < 0) + { + redset[count++] = (Value_t) - item; + } + } + + if (count) + { + p = (reductions *)allocate((sizeof(reductions) + + (unsigned)(count - 1) * + sizeof(short))); + + p->number = this_state->number; + p->nreds = count; + + rp1 = redset; + rp2 = p->rules; + rend = rp1 + count; + + while (rp1 < rend) + *rp2++ = *rp1++; + + if (last_reduction) + { + last_reduction->next = p; + last_reduction = p; + } + else + { + first_reduction = p; + last_reduction = p; + } + } +} + +static void +set_derives(void) +{ + Value_t i, k; + int lhs; + short *rules; + + derives = NEW2(nsyms, short *); + rules = NEW2(nvars + nrules, short); + + k = 0; + for (lhs = start_symbol; lhs < nsyms; lhs++) + { + derives[lhs] = rules + k; + for (i = 0; i < nrules; i++) + { + if (rlhs[i] == lhs) + { + rules[k] = i; + k++; + } + } + rules[k] = -1; + k++; + } + +#ifdef DEBUG + print_derives(); +#endif +} + +#ifdef DEBUG +void +print_derives(void) +{ + int i; + short *sp; + + printf("\nDERIVES\n\n"); + + for (i = start_symbol; i < nsyms; i++) + { + printf("%s derives ", symbol_name[i]); + for (sp = derives[i]; *sp >= 0; sp++) + { + printf(" %d", *sp); + } + putchar('\n'); + } + + putchar('\n'); +} +#endif + +static void +set_nullable(void) +{ + int i, j; + int empty; + int done_flag; + + nullable = MALLOC(nsyms); + NO_SPACE(nullable); + + for (i = 0; i < nsyms; ++i) + nullable[i] = 0; + + done_flag = 0; + while (!done_flag) + { + done_flag = 1; + for (i = 1; i < nitems; i++) + { + empty = 1; + while ((j = ritem[i]) >= 0) + { + if (!nullable[j]) + empty = 0; + ++i; + } + if (empty) + { + j = rlhs[-j]; + if (!nullable[j]) + { + nullable[j] = 1; + done_flag = 0; + } + } + } + } + +#ifdef DEBUG + for (i = 0; i < nsyms; i++) + { + if (nullable[i]) + printf("%s is nullable\n", symbol_name[i]); + else + printf("%s is not nullable\n", symbol_name[i]); + } +#endif +} + +void +lr0(void) +{ + set_derives(); + set_nullable(); + generate_states(); +} + +#ifdef NO_LEAKS +void +lr0_leaks(void) +{ + DO_FREE(derives[start_symbol]); + DO_FREE(derives); + DO_FREE(nullable); +} +#endif diff --git a/main.c b/main.c new file mode 100644 index 000000000000..dfab0a8c42f2 --- /dev/null +++ b/main.c @@ -0,0 +1,664 @@ +/* $Id: main.c,v 1.38 2012/01/14 01:01:15 tom Exp $ */ + +#include +#include /* for _exit() */ + +#include "defs.h" + +#if defined(HAVE_ATEXIT) +# ifdef HAVE_MKSTEMP +# define USE_MKSTEMP 1 +# elif defined(HAVE_FCNTL_H) +# define USE_MKSTEMP 1 +# include /* for open(), O_EXCL, etc. */ +# else +# define USE_MKSTEMP 0 +# endif +#else +# define USE_MKSTEMP 0 +#endif + +#if USE_MKSTEMP +#include +#include + +typedef struct _my_tmpfiles +{ + struct _my_tmpfiles *next; + char *name; +} +MY_TMPFILES; + +static MY_TMPFILES *my_tmpfiles; +#endif /* USE_MKSTEMP */ + +char dflag; +char gflag; +char iflag; +char lflag; +static char oflag; +char rflag; +char sflag; +char tflag; +char vflag; + +const char *symbol_prefix; +const char *myname = "yacc"; + +int lineno; +int outline; + +static char empty_string[] = ""; +static char default_file_prefix[] = "y"; + +static char *file_prefix = default_file_prefix; + +char *code_file_name; +char *input_file_name = empty_string; +char *defines_file_name; +char *externs_file_name; + +static char *graph_file_name; +static char *output_file_name; +static char *verbose_file_name; + +FILE *action_file; /* a temp file, used to save actions associated */ + /* with rules until the parser is written */ +FILE *code_file; /* y.code.c (used when the -r option is specified) */ +FILE *defines_file; /* y.tab.h */ +FILE *externs_file; /* y.tab.i */ +FILE *input_file; /* the input file */ +FILE *output_file; /* y.tab.c */ +FILE *text_file; /* a temp file, used to save text until all */ + /* symbols have been defined */ +FILE *union_file; /* a temp file, used to save the union */ + /* definition until all symbol have been */ + /* defined */ +FILE *verbose_file; /* y.output */ +FILE *graph_file; /* y.dot */ + +int nitems; +int nrules; +int nsyms; +int ntokens; +int nvars; + +Value_t start_symbol; +char **symbol_name; +char **symbol_pname; +Value_t *symbol_value; +short *symbol_prec; +char *symbol_assoc; + +int pure_parser; +int exit_code; + +Value_t *ritem; +Value_t *rlhs; +Value_t *rrhs; +Value_t *rprec; +Assoc_t *rassoc; +Value_t **derives; +char *nullable; + +/* + * Since fclose() is called via the signal handler, it might die. Don't loop + * if there is a problem closing a file. + */ +#define DO_CLOSE(fp) \ + if (fp != 0) { \ + FILE *use = fp; \ + fp = 0; \ + fclose(use); \ + } + +static int got_intr = 0; + +void +done(int k) +{ + DO_CLOSE(input_file); + DO_CLOSE(output_file); + + DO_CLOSE(action_file); + DO_CLOSE(defines_file); + DO_CLOSE(graph_file); + DO_CLOSE(text_file); + DO_CLOSE(union_file); + DO_CLOSE(verbose_file); + + if (got_intr) + _exit(EXIT_FAILURE); + +#ifdef NO_LEAKS + if (rflag) + DO_FREE(code_file_name); + + if (dflag) + DO_FREE(defines_file_name); + + if (iflag) + DO_FREE(externs_file_name); + + if (oflag) + DO_FREE(output_file_name); + + if (vflag) + DO_FREE(verbose_file_name); + + if (gflag) + DO_FREE(graph_file_name); + + lr0_leaks(); + lalr_leaks(); + mkpar_leaks(); + output_leaks(); + reader_leaks(); +#endif + + if (rflag) + DO_CLOSE(code_file); + + exit(k); +} + +static void +onintr(int sig GCC_UNUSED) +{ + got_intr = 1; + done(EXIT_FAILURE); +} + +static void +set_signals(void) +{ +#ifdef SIGINT + if (signal(SIGINT, SIG_IGN) != SIG_IGN) + signal(SIGINT, onintr); +#endif +#ifdef SIGTERM + if (signal(SIGTERM, SIG_IGN) != SIG_IGN) + signal(SIGTERM, onintr); +#endif +#ifdef SIGHUP + if (signal(SIGHUP, SIG_IGN) != SIG_IGN) + signal(SIGHUP, onintr); +#endif +} + +static void +usage(void) +{ + static const char *msg[] = + { + "" + ,"Options:" + ," -b file_prefix set filename prefix (default \"y.\")" + ," -d write definitions (y.tab.h)" + ," -i write interface (y.tab.i)" + ," -g write a graphical description" + ," -l suppress #line directives" + ," -o output_file (default \"y.tab.c\")" + ," -p symbol_prefix set symbol prefix (default \"yy\")" + ," -P create a reentrant parser, e.g., \"%pure-parser\"" + ," -r produce separate code and table files (y.code.c)" + ," -s suppress #define's for quoted names in %token lines" + ," -t add debugging support" + ," -v write description (y.output)" + ," -V show version information and exit" + }; + unsigned n; + + fflush(stdout); + fprintf(stderr, "Usage: %s [options] filename\n", myname); + for (n = 0; n < sizeof(msg) / sizeof(msg[0]); ++n) + fprintf(stderr, "%s\n", msg[n]); + + exit(1); +} + +static void +setflag(int ch) +{ + switch (ch) + { + case 'd': + dflag = 1; + break; + + case 'g': + gflag = 1; + break; + + case 'i': + iflag = 1; + break; + + case 'l': + lflag = 1; + break; + + case 'P': + pure_parser = 1; + break; + + case 'r': + rflag = 1; + break; + + case 's': + sflag = 1; + break; + + case 't': + tflag = 1; + break; + + case 'v': + vflag = 1; + break; + + case 'V': + printf("%s - %s\n", myname, VERSION); + exit(EXIT_SUCCESS); + + case 'y': + /* noop for bison compatibility. byacc is already designed to be posix + * yacc compatible. */ + break; + + default: + usage(); + } +} + +static void +getargs(int argc, char *argv[]) +{ + int i; + char *s; + int ch; + + if (argc > 0) + myname = argv[0]; + + for (i = 1; i < argc; ++i) + { + s = argv[i]; + if (*s != '-') + break; + switch (ch = *++s) + { + case '\0': + input_file = stdin; + if (i + 1 < argc) + usage(); + return; + + case '-': + ++i; + goto no_more_options; + + case 'b': + if (*++s) + file_prefix = s; + else if (++i < argc) + file_prefix = argv[i]; + else + usage(); + continue; + + case 'o': + if (*++s) + output_file_name = s; + else if (++i < argc) + output_file_name = argv[i]; + else + usage(); + continue; + + case 'p': + if (*++s) + symbol_prefix = s; + else if (++i < argc) + symbol_prefix = argv[i]; + else + usage(); + continue; + + default: + setflag(ch); + break; + } + + for (;;) + { + switch (ch = *++s) + { + case '\0': + goto end_of_option; + + default: + setflag(ch); + break; + } + } + end_of_option:; + } + + no_more_options:; + if (i + 1 != argc) + usage(); + input_file_name = argv[i]; +} + +void * +allocate(size_t n) +{ + void *p; + + p = NULL; + if (n) + { + p = CALLOC(1, n); + NO_SPACE(p); + } + return (p); +} + +#define CREATE_FILE_NAME(dest, suffix) \ + dest = MALLOC(len + strlen(suffix) + 1); \ + NO_SPACE(dest); \ + strcpy(dest, file_prefix); \ + strcpy(dest + len, suffix) + +static void +create_file_names(void) +{ + size_t len; + const char *defines_suffix; + const char *externs_suffix; + char *prefix; + + prefix = NULL; + defines_suffix = DEFINES_SUFFIX; + externs_suffix = EXTERNS_SUFFIX; + + /* compute the file_prefix from the user provided output_file_name */ + if (output_file_name != 0) + { + if (!(prefix = strstr(output_file_name, ".tab.c")) + && (prefix = strstr(output_file_name, ".c"))) + { + defines_suffix = ".h"; + externs_suffix = ".i"; + } + } + + if (prefix != NULL) + { + len = (size_t) (prefix - output_file_name); + file_prefix = (char *)MALLOC(len + 1); + NO_SPACE(file_prefix); + strncpy(file_prefix, output_file_name, len)[len] = 0; + } + else + len = strlen(file_prefix); + + /* if "-o filename" was not given */ + if (output_file_name == 0) + { + oflag = 1; + CREATE_FILE_NAME(output_file_name, OUTPUT_SUFFIX); + } + + if (rflag) + { + CREATE_FILE_NAME(code_file_name, CODE_SUFFIX); + } + else + code_file_name = output_file_name; + + if (dflag) + { + CREATE_FILE_NAME(defines_file_name, defines_suffix); + } + + if (iflag) + { + CREATE_FILE_NAME(externs_file_name, externs_suffix); + } + + if (vflag) + { + CREATE_FILE_NAME(verbose_file_name, VERBOSE_SUFFIX); + } + + if (gflag) + { + CREATE_FILE_NAME(graph_file_name, GRAPH_SUFFIX); + } + + if (prefix != NULL) + { + FREE(file_prefix); + } +} + +#if USE_MKSTEMP +static void +close_tmpfiles(void) +{ + while (my_tmpfiles != 0) + { + MY_TMPFILES *next = my_tmpfiles->next; + + chmod(my_tmpfiles->name, 0644); + unlink(my_tmpfiles->name); + + free(my_tmpfiles->name); + free(my_tmpfiles); + + my_tmpfiles = next; + } +} + +#ifndef HAVE_MKSTEMP +static int +my_mkstemp(char *temp) +{ + int fd; + char *dname; + char *fname; + char *name; + + /* + * Split-up to use tempnam, rather than tmpnam; the latter (like + * mkstemp) is unusable on Windows. + */ + if ((fname = strrchr(temp, '/')) != 0) + { + dname = strdup(temp); + dname[++fname - temp] = '\0'; + } + else + { + dname = 0; + fname = temp; + } + if ((name = tempnam(dname, fname)) != 0) + { + fd = open(name, O_CREAT | O_EXCL | O_RDWR); + strcpy(temp, name); + } + else + { + fd = -1; + } + + if (dname != 0) + free(dname); + + return fd; +} +#define mkstemp(s) my_mkstemp(s) +#endif + +#endif + +/* + * tmpfile() should be adequate, except that it may require special privileges + * to use, e.g., MinGW and Windows 7 where it tries to use the root directory. + */ +static FILE * +open_tmpfile(const char *label) +{ + FILE *result; +#if USE_MKSTEMP + int fd; + const char *tmpdir; + char *name; + const char *mark; + + if ((tmpdir = getenv("TMPDIR")) == 0 || access(tmpdir, W_OK) != 0) + { +#ifdef P_tmpdir + tmpdir = P_tmpdir; +#else + tmpdir = "/tmp"; +#endif + if (access(tmpdir, W_OK) != 0) + tmpdir = "."; + } + + name = malloc(strlen(tmpdir) + 10 + strlen(label)); + + result = 0; + if (name != 0) + { + if ((mark = strrchr(label, '_')) == 0) + mark = label + strlen(label); + + sprintf(name, "%s/%.*sXXXXXX", tmpdir, (int)(mark - label), label); + fd = mkstemp(name); + if (fd >= 0) + { + result = fdopen(fd, "w+"); + if (result != 0) + { + MY_TMPFILES *item; + + if (my_tmpfiles == 0) + { + atexit(close_tmpfiles); + } + + item = NEW(MY_TMPFILES); + NO_SPACE(item); + + item->name = name; + NO_SPACE(item->name); + + item->next = my_tmpfiles; + my_tmpfiles = item; + } + } + } +#else + result = tmpfile(); +#endif + + if (result == 0) + open_error(label); + return result; +} + +static void +open_files(void) +{ + create_file_names(); + + if (input_file == 0) + { + input_file = fopen(input_file_name, "r"); + if (input_file == 0) + open_error(input_file_name); + } + + action_file = open_tmpfile("action_file"); + text_file = open_tmpfile("text_file"); + + if (vflag) + { + verbose_file = fopen(verbose_file_name, "w"); + if (verbose_file == 0) + open_error(verbose_file_name); + } + + if (gflag) + { + graph_file = fopen(graph_file_name, "w"); + if (graph_file == 0) + open_error(graph_file_name); + fprintf(graph_file, "digraph %s {\n", file_prefix); + fprintf(graph_file, "\tedge [fontsize=10];\n"); + fprintf(graph_file, "\tnode [shape=box,fontsize=10];\n"); + fprintf(graph_file, "\torientation=landscape;\n"); + fprintf(graph_file, "\trankdir=LR;\n"); + fprintf(graph_file, "\t/*\n"); + fprintf(graph_file, "\tmargin=0.2;\n"); + fprintf(graph_file, "\tpage=\"8.27,11.69\"; // for A4 printing\n"); + fprintf(graph_file, "\tratio=auto;\n"); + fprintf(graph_file, "\t*/\n"); + } + + if (dflag) + { + defines_file = fopen(defines_file_name, "w"); + if (defines_file == 0) + open_error(defines_file_name); + union_file = open_tmpfile("union_file"); + } + + if (iflag) + { + externs_file = fopen(externs_file_name, "w"); + if (externs_file == 0) + open_error(externs_file_name); + } + + output_file = fopen(output_file_name, "w"); + if (output_file == 0) + open_error(output_file_name); + + if (rflag) + { + code_file = fopen(code_file_name, "w"); + if (code_file == 0) + open_error(code_file_name); + } + else + code_file = output_file; +} + +int +main(int argc, char *argv[]) +{ + SRexpect = -1; + RRexpect = -1; + exit_code = EXIT_SUCCESS; + + set_signals(); + getargs(argc, argv); + open_files(); + reader(); + lr0(); + lalr(); + make_parser(); + graph(); + finalize_closure(); + verbose(); + output(); + done(exit_code); + /*NOTREACHED */ +} diff --git a/makefile.in b/makefile.in new file mode 100644 index 000000000000..873954857679 --- /dev/null +++ b/makefile.in @@ -0,0 +1,182 @@ +# $Id: makefile.in,v 1.17 2012/01/15 19:11:21 tom Exp $ +# +# UNIX template-makefile for Berkeley Yacc + +THIS = yacc + +#### Start of system configuration section. #### + +srcdir = @srcdir@ +VPATH = @srcdir@ + +CC = @CC@ + +INSTALL = @INSTALL@ +INSTALL_PROGRAM = @INSTALL_PROGRAM@ +INSTALL_DATA = @INSTALL_DATA@ +transform = @program_transform_name@ + +DEFINES = +EXTRA_CFLAGS = @EXTRA_CFLAGS@ +CPPFLAGS = -I. -I$(srcdir) $(DEFINES) -DHAVE_CONFIG_H -DYYPATCH=`cat $(srcdir)/VERSION` @CPPFLAGS@ +CFLAGS = @CFLAGS@ $(CPPFLAGS) $(EXTRA_CFLAGS) + +LDFLAGS = @LDFLAGS@ +LIBS = @LIBS@ + +CTAGS = @CTAGS@ +ETAGS = @ETAGS@ +LINT = @LINT@ + +prefix = @prefix@ +exec_prefix = @exec_prefix@ + +bindir = $(DESTDIR)@bindir@ +mandir = $(DESTDIR)@mandir@/man1 +manext = 1 + +testdir = $(srcdir)/test + +x = @EXEEXT@ +o = .@OBJEXT@ + +#### End of system configuration section. #### + +SHELL = /bin/sh +@SET_MAKE@ + +H_FILES = \ + defs.h + +C_FILES = \ + closure.c \ + error.c \ + graph.c \ + lalr.c \ + lr0.c \ + main.c \ + mkpar.c \ + output.c \ + reader.c \ + skeleton.c \ + symtab.c \ + verbose.c \ + warshall.c + +OBJS = \ + closure$o \ + error$o \ + graph$o \ + lalr$o \ + lr0$o \ + main$o \ + mkpar$o \ + output$o \ + reader$o \ + skeleton$o \ + symtab$o \ + verbose$o \ + warshall$o + +TRANSFORM_BIN = sed 's/$x$$//' |sed '$(transform)'|sed 's/$$/$x/' +TRANSFORM_MAN = sed 's/$(manext)$$//'|sed '$(transform)'|sed 's/$$/$(manext)/' + +actual_bin = `echo $(THIS)$x | $(TRANSFORM_BIN)` +actual_man = `echo $(THIS).$(manext)| $(TRANSFORM_MAN)` + +all : $(THIS)$x + +install: all installdirs + $(INSTALL_PROGRAM) $(THIS)$x $(bindir)/$(actual_bin) + - $(INSTALL_DATA) $(srcdir)/$(THIS).1 $(mandir)/$(actual_man) + +installdirs: + mkdir -p $(bindir) + - mkdir -p $(mandir) + +uninstall: + - rm -f $(bindir)/$(actual_bin) + - rm -f $(mandir)/$(actual_man) + +################################################################################ +.SUFFIXES : $o .i .html .$(manext) .cat .ps .pdf .txt + +.c$o: + @RULE_CC@ + @ECHO_CC@$(CC) -c $(CFLAGS) $< + +.c.i : + @RULE_CC@ + @ECHO_CC@$(CPP) -C $(CPPFLAGS) $*.c >$@ + +.$(manext).cat : + - nroff -man $(srcdir)/$(THIS).$(manext) >$@ + +.$(manext).html : + GROFF_NO_SGR=stupid $(SHELL) -c "tbl $*.$(manext) | groff -Thtml -man" >$@ + +.$(manext).ps : + $(SHELL) -c "tbl $*.$(manext) | groff -man" >$@ + +.$(manext).txt : + GROFF_NO_SGR=stupid $(SHELL) -c "tbl $*.$(manext) | nroff -Tascii -man | col -bx" >$@ + +.ps.pdf : + ps2pdf $*.ps + +################################################################################ + +$(THIS)$x : $(OBJS) + @ECHO_LD@$(CC) $(LDFLAGS) $(CFLAGS) -o $@ $(OBJS) $(LIBS) + +mostlyclean : + - rm -f core .nfs* *$o *.bak *.BAK *.out + +clean : mostlyclean + - rm -f $(THIS)$x + +distclean : clean + - rm -f config.log config.cache config.status config.h makefile + - rm -f *.html *.cat *.pdf *.ps *.txt + - cd test && rm -f test-* + +realclean: distclean + - rm -f tags TAGS + +################################################################################ +docs :: $(THIS).html \ + $(THIS).pdf \ + $(THIS).ps \ + $(THIS).txt +$(THIS).html : $(THIS).$(manext) +$(THIS).pdf : $(THIS).ps +$(THIS).ps : $(THIS).$(manext) +$(THIS).txt : $(THIS).$(manext) +################################################################################ +check: $(THIS)$x + $(SHELL) $(testdir)/run_test.sh $(testdir) + +check_make: $(THIS)$x + $(SHELL) $(testdir)/run_make.sh $(testdir) + +check_lint: + $(SHELL) $(testdir)/run_lint.sh $(testdir) +################################################################################ +tags: $(H_FILES) $(C_FILES) + $(CTAGS) $(C_FILES) $(H_FILES) + +lint: $(C_FILES) + $(LINT) $(CPPFLAGS) $(C_FILES) + +@MAKE_UPPER_TAGS@TAGS: $(H_FILES) $(C_FILES) +@MAKE_UPPER_TAGS@ $(ETAGS) $(C_FILES) $(H_FILES) + +depend: + makedepend -- $(CPPFLAGS) -- $(C_FILES) + +$(OBJS) : defs.h + +main$o \ +skeleton$o : makefile VERSION + +# DO NOT DELETE THIS LINE -- make depend depends on it. diff --git a/mkpar.c b/mkpar.c new file mode 100644 index 000000000000..f9f2b5c2e85d --- /dev/null +++ b/mkpar.c @@ -0,0 +1,392 @@ +/* $Id: mkpar.c,v 1.11 2010/06/09 08:53:17 tom Exp $ */ + +#include "defs.h" + +static action *add_reduce(action *actions, int ruleno, int symbol); +static action *add_reductions(int stateno, action *actions); +static action *get_shifts(int stateno); +static action *parse_actions(int stateno); +static int sole_reduction(int stateno); +static void defreds(void); +static void find_final_state(void); +static void free_action_row(action *p); +static void remove_conflicts(void); +static void total_conflicts(void); +static void unused_rules(void); + +action **parser; + +int SRexpect; +int RRexpect; + +int SRtotal; +int RRtotal; + +Value_t *SRconflicts; +Value_t *RRconflicts; +Value_t *defred; +Value_t *rules_used; +Value_t nunused; +Value_t final_state; + +static Value_t SRcount; +static Value_t RRcount; + +void +make_parser(void) +{ + int i; + + parser = NEW2(nstates, action *); + for (i = 0; i < nstates; i++) + parser[i] = parse_actions(i); + + find_final_state(); + remove_conflicts(); + unused_rules(); + if (SRtotal + RRtotal > 0) + total_conflicts(); + defreds(); +} + +static action * +parse_actions(int stateno) +{ + action *actions; + + actions = get_shifts(stateno); + actions = add_reductions(stateno, actions); + return (actions); +} + +static action * +get_shifts(int stateno) +{ + action *actions, *temp; + shifts *sp; + Value_t *to_state2; + Value_t i, k; + Value_t symbol; + + actions = 0; + sp = shift_table[stateno]; + if (sp) + { + to_state2 = sp->shift; + for (i = (Value_t) (sp->nshifts - 1); i >= 0; i--) + { + k = to_state2[i]; + symbol = accessing_symbol[k]; + if (ISTOKEN(symbol)) + { + temp = NEW(action); + temp->next = actions; + temp->symbol = symbol; + temp->number = k; + temp->prec = symbol_prec[symbol]; + temp->action_code = SHIFT; + temp->assoc = symbol_assoc[symbol]; + actions = temp; + } + } + } + return (actions); +} + +static action * +add_reductions(int stateno, action *actions) +{ + int i, j, m, n; + int ruleno, tokensetsize; + unsigned *rowp; + + tokensetsize = WORDSIZE(ntokens); + m = lookaheads[stateno]; + n = lookaheads[stateno + 1]; + for (i = m; i < n; i++) + { + ruleno = LAruleno[i]; + rowp = LA + i * tokensetsize; + for (j = ntokens - 1; j >= 0; j--) + { + if (BIT(rowp, j)) + actions = add_reduce(actions, ruleno, j); + } + } + return (actions); +} + +static action * +add_reduce(action *actions, + int ruleno, + int symbol) +{ + action *temp, *prev, *next; + + prev = 0; + for (next = actions; next && next->symbol < symbol; next = next->next) + prev = next; + + while (next && next->symbol == symbol && next->action_code == SHIFT) + { + prev = next; + next = next->next; + } + + while (next && next->symbol == symbol && + next->action_code == REDUCE && next->number < ruleno) + { + prev = next; + next = next->next; + } + + temp = NEW(action); + temp->next = next; + temp->symbol = (Value_t) symbol; + temp->number = (Value_t) ruleno; + temp->prec = rprec[ruleno]; + temp->action_code = REDUCE; + temp->assoc = rassoc[ruleno]; + + if (prev) + prev->next = temp; + else + actions = temp; + + return (actions); +} + +static void +find_final_state(void) +{ + int goal, i; + Value_t *to_state2; + shifts *p; + + p = shift_table[0]; + to_state2 = p->shift; + goal = ritem[1]; + for (i = p->nshifts - 1; i >= 0; --i) + { + final_state = to_state2[i]; + if (accessing_symbol[final_state] == goal) + break; + } +} + +static void +unused_rules(void) +{ + int i; + action *p; + + rules_used = (Value_t *) MALLOC((unsigned)nrules * sizeof(Value_t)); + NO_SPACE(rules_used); + + for (i = 0; i < nrules; ++i) + rules_used[i] = 0; + + for (i = 0; i < nstates; ++i) + { + for (p = parser[i]; p; p = p->next) + { + if (p->action_code == REDUCE && p->suppressed == 0) + rules_used[p->number] = 1; + } + } + + nunused = 0; + for (i = 3; i < nrules; ++i) + if (!rules_used[i]) + ++nunused; + + if (nunused) + { + if (nunused == 1) + fprintf(stderr, "%s: 1 rule never reduced\n", myname); + else + fprintf(stderr, "%s: %d rules never reduced\n", myname, nunused); + } +} + +static void +remove_conflicts(void) +{ + int i; + int symbol; + action *p, *pref = 0; + + SRtotal = 0; + RRtotal = 0; + SRconflicts = NEW2(nstates, Value_t); + RRconflicts = NEW2(nstates, Value_t); + for (i = 0; i < nstates; i++) + { + SRcount = 0; + RRcount = 0; + symbol = -1; + for (p = parser[i]; p; p = p->next) + { + if (p->symbol != symbol) + { + pref = p; + symbol = p->symbol; + } + else if (i == final_state && symbol == 0) + { + SRcount++; + p->suppressed = 1; + } + else if (pref != 0 && pref->action_code == SHIFT) + { + if (pref->prec > 0 && p->prec > 0) + { + if (pref->prec < p->prec) + { + pref->suppressed = 2; + pref = p; + } + else if (pref->prec > p->prec) + { + p->suppressed = 2; + } + else if (pref->assoc == LEFT) + { + pref->suppressed = 2; + pref = p; + } + else if (pref->assoc == RIGHT) + { + p->suppressed = 2; + } + else + { + pref->suppressed = 2; + p->suppressed = 2; + } + } + else + { + SRcount++; + p->suppressed = 1; + } + } + else + { + RRcount++; + p->suppressed = 1; + } + } + SRtotal += SRcount; + RRtotal += RRcount; + SRconflicts[i] = SRcount; + RRconflicts[i] = RRcount; + } +} + +static void +total_conflicts(void) +{ + fprintf(stderr, "%s: ", myname); + if (SRtotal == 1) + fprintf(stderr, "1 shift/reduce conflict"); + else if (SRtotal > 1) + fprintf(stderr, "%d shift/reduce conflicts", SRtotal); + + if (SRtotal && RRtotal) + fprintf(stderr, ", "); + + if (RRtotal == 1) + fprintf(stderr, "1 reduce/reduce conflict"); + else if (RRtotal > 1) + fprintf(stderr, "%d reduce/reduce conflicts", RRtotal); + + fprintf(stderr, ".\n"); + + if (SRexpect >= 0 && SRtotal != SRexpect) + { + fprintf(stderr, "%s: ", myname); + fprintf(stderr, "expected %d shift/reduce conflict%s.\n", + SRexpect, PLURAL(SRexpect)); + exit_code = EXIT_FAILURE; + } + if (RRexpect >= 0 && RRtotal != RRexpect) + { + fprintf(stderr, "%s: ", myname); + fprintf(stderr, "expected %d reduce/reduce conflict%s.\n", + RRexpect, PLURAL(RRexpect)); + exit_code = EXIT_FAILURE; + } +} + +static int +sole_reduction(int stateno) +{ + int count, ruleno; + action *p; + + count = 0; + ruleno = 0; + for (p = parser[stateno]; p; p = p->next) + { + if (p->action_code == SHIFT && p->suppressed == 0) + return (0); + else if (p->action_code == REDUCE && p->suppressed == 0) + { + if (ruleno > 0 && p->number != ruleno) + return (0); + if (p->symbol != 1) + ++count; + ruleno = p->number; + } + } + + if (count == 0) + return (0); + return (ruleno); +} + +static void +defreds(void) +{ + int i; + + defred = NEW2(nstates, Value_t); + for (i = 0; i < nstates; i++) + defred[i] = (Value_t) sole_reduction(i); +} + +static void +free_action_row(action *p) +{ + action *q; + + while (p) + { + q = p->next; + FREE(p); + p = q; + } +} + +void +free_parser(void) +{ + int i; + + for (i = 0; i < nstates; i++) + free_action_row(parser[i]); + + FREE(parser); +} + +#ifdef NO_LEAKS +void +mkpar_leaks(void) +{ + DO_FREE(defred); + DO_FREE(rules_used); + DO_FREE(SRconflicts); + DO_FREE(RRconflicts); +} +#endif diff --git a/output.c b/output.c new file mode 100644 index 000000000000..33b10c6c5df1 --- /dev/null +++ b/output.c @@ -0,0 +1,1507 @@ +/* $Id: output.c,v 1.43 2012/01/14 17:03:52 tom Exp $ */ + +#include "defs.h" + +#define StaticOrR (rflag ? "" : "static ") +#define CountLine(fp) (!rflag || ((fp) == code_file)) + +static int nvectors; +static int nentries; +static Value_t **froms; +static Value_t **tos; +static Value_t *tally; +static Value_t *width; +static Value_t *state_count; +static Value_t *order; +static Value_t *base; +static Value_t *pos; +static int maxtable; +static Value_t *table; +static Value_t *check; +static int lowzero; +static int high; + +static void +putc_code(FILE * fp, int c) +{ + if ((c == '\n') && (fp == code_file)) + ++outline; + putc(c, fp); +} + +static void +putl_code(FILE * fp, const char *s) +{ + if (fp == code_file) + ++outline; + fputs(s, fp); +} + +static void +puts_code(FILE * fp, const char *s) +{ + fputs(s, fp); +} + +static void +write_code_lineno(FILE * fp) +{ + if (!lflag && (fp == code_file)) + { + ++outline; + fprintf(fp, line_format, outline, code_file_name); + } +} + +static void +write_input_lineno(void) +{ + if (!lflag) + { + ++outline; + fprintf(code_file, line_format, lineno, input_file_name); + } +} + +static void +define_prefixed(FILE * fp, const char *name) +{ + int bump_line = CountLine(fp); + if (bump_line) + ++outline; + fprintf(fp, "\n"); + + if (bump_line) + ++outline; + fprintf(fp, "#ifndef %s\n", name); + + if (bump_line) + ++outline; + fprintf(fp, "#define %-10s %s%s\n", name, symbol_prefix, name + 2); + + if (bump_line) + ++outline; + fprintf(fp, "#endif /* %s */\n", name); +} + +static void +output_prefix(FILE * fp) +{ + if (symbol_prefix == NULL) + { + symbol_prefix = "yy"; + } + else + { + define_prefixed(fp, "yyparse"); + define_prefixed(fp, "yylex"); + define_prefixed(fp, "yyerror"); + define_prefixed(fp, "yychar"); + define_prefixed(fp, "yyval"); + define_prefixed(fp, "yylval"); + define_prefixed(fp, "yydebug"); + define_prefixed(fp, "yynerrs"); + define_prefixed(fp, "yyerrflag"); + define_prefixed(fp, "yylhs"); + define_prefixed(fp, "yylen"); + define_prefixed(fp, "yydefred"); + define_prefixed(fp, "yydgoto"); + define_prefixed(fp, "yysindex"); + define_prefixed(fp, "yyrindex"); + define_prefixed(fp, "yygindex"); + define_prefixed(fp, "yytable"); + define_prefixed(fp, "yycheck"); + define_prefixed(fp, "yyname"); + define_prefixed(fp, "yyrule"); + } + if (CountLine(fp)) + ++outline; + fprintf(fp, "#define YYPREFIX \"%s\"\n", symbol_prefix); +} + +static void +output_newline(void) +{ + if (!rflag) + ++outline; + putc('\n', output_file); +} + +static void +output_line(const char *value) +{ + fputs(value, output_file); + output_newline(); +} + +static void +output_int(int value) +{ + fprintf(output_file, "%5d,", value); +} + +static void +start_int_table(const char *name, int value) +{ + int need = 34 - (int)(strlen(symbol_prefix) + strlen(name)); + + if (need < 6) + need = 6; + fprintf(output_file, + "%sconst short %s%s[] = {%*d,", + StaticOrR, symbol_prefix, name, need, value); +} + +static void +start_str_table(const char *name) +{ + fprintf(output_file, + "%sconst char *%s%s[] = {", + StaticOrR, "yy", name); + output_newline(); +} + +static void +end_table(void) +{ + output_newline(); + output_line("};"); +} + +static void +output_rule_data(void) +{ + int i; + int j; + + start_int_table("lhs", symbol_value[start_symbol]); + + j = 10; + for (i = 3; i < nrules; i++) + { + if (j >= 10) + { + output_newline(); + j = 1; + } + else + ++j; + + output_int(symbol_value[rlhs[i]]); + } + end_table(); + + start_int_table("len", 2); + + j = 10; + for (i = 3; i < nrules; i++) + { + if (j >= 10) + { + output_newline(); + j = 1; + } + else + j++; + + output_int(rrhs[i + 1] - rrhs[i] - 1); + } + end_table(); +} + +static void +output_yydefred(void) +{ + int i, j; + + start_int_table("defred", (defred[0] ? defred[0] - 2 : 0)); + + j = 10; + for (i = 1; i < nstates; i++) + { + if (j < 10) + ++j; + else + { + output_newline(); + j = 1; + } + + output_int((defred[i] ? defred[i] - 2 : 0)); + } + + end_table(); +} + +static void +token_actions(void) +{ + int i, j; + Value_t shiftcount, reducecount; + int max, min; + Value_t *actionrow, *r, *s; + action *p; + + actionrow = NEW2(2 * ntokens, Value_t); + for (i = 0; i < nstates; ++i) + { + if (parser[i]) + { + for (j = 0; j < 2 * ntokens; ++j) + actionrow[j] = 0; + + shiftcount = 0; + reducecount = 0; + for (p = parser[i]; p; p = p->next) + { + if (p->suppressed == 0) + { + if (p->action_code == SHIFT) + { + ++shiftcount; + actionrow[p->symbol] = p->number; + } + else if (p->action_code == REDUCE && p->number != defred[i]) + { + ++reducecount; + actionrow[p->symbol + ntokens] = p->number; + } + } + } + + tally[i] = shiftcount; + tally[nstates + i] = reducecount; + width[i] = 0; + width[nstates + i] = 0; + if (shiftcount > 0) + { + froms[i] = r = NEW2(shiftcount, Value_t); + tos[i] = s = NEW2(shiftcount, Value_t); + min = MAXSHORT; + max = 0; + for (j = 0; j < ntokens; ++j) + { + if (actionrow[j]) + { + if (min > symbol_value[j]) + min = symbol_value[j]; + if (max < symbol_value[j]) + max = symbol_value[j]; + *r++ = symbol_value[j]; + *s++ = actionrow[j]; + } + } + width[i] = (Value_t) (max - min + 1); + } + if (reducecount > 0) + { + froms[nstates + i] = r = NEW2(reducecount, Value_t); + tos[nstates + i] = s = NEW2(reducecount, Value_t); + min = MAXSHORT; + max = 0; + for (j = 0; j < ntokens; ++j) + { + if (actionrow[ntokens + j]) + { + if (min > symbol_value[j]) + min = symbol_value[j]; + if (max < symbol_value[j]) + max = symbol_value[j]; + *r++ = symbol_value[j]; + *s++ = (Value_t) (actionrow[ntokens + j] - 2); + } + } + width[nstates + i] = (Value_t) (max - min + 1); + } + } + } + FREE(actionrow); +} + +static int +default_goto(int symbol) +{ + int i; + int m; + int n; + int default_state; + int max; + + m = goto_map[symbol]; + n = goto_map[symbol + 1]; + + if (m == n) + return (0); + + for (i = 0; i < nstates; i++) + state_count[i] = 0; + + for (i = m; i < n; i++) + state_count[to_state[i]]++; + + max = 0; + default_state = 0; + for (i = 0; i < nstates; i++) + { + if (state_count[i] > max) + { + max = state_count[i]; + default_state = i; + } + } + + return (default_state); +} + +static void +save_column(int symbol, int default_state) +{ + int i; + int m; + int n; + Value_t *sp; + Value_t *sp1; + Value_t *sp2; + Value_t count; + int symno; + + m = goto_map[symbol]; + n = goto_map[symbol + 1]; + + count = 0; + for (i = m; i < n; i++) + { + if (to_state[i] != default_state) + ++count; + } + if (count == 0) + return; + + symno = symbol_value[symbol] + 2 * nstates; + + froms[symno] = sp1 = sp = NEW2(count, Value_t); + tos[symno] = sp2 = NEW2(count, Value_t); + + for (i = m; i < n; i++) + { + if (to_state[i] != default_state) + { + *sp1++ = from_state[i]; + *sp2++ = to_state[i]; + } + } + + tally[symno] = count; + width[symno] = (Value_t) (sp1[-1] - sp[0] + 1); +} + +static void +goto_actions(void) +{ + int i, j, k; + + state_count = NEW2(nstates, Value_t); + + k = default_goto(start_symbol + 1); + start_int_table("dgoto", k); + save_column(start_symbol + 1, k); + + j = 10; + for (i = start_symbol + 2; i < nsyms; i++) + { + if (j >= 10) + { + output_newline(); + j = 1; + } + else + ++j; + + k = default_goto(i); + output_int(k); + save_column(i, k); + } + + end_table(); + FREE(state_count); +} + +static void +sort_actions(void) +{ + Value_t i; + int j; + int k; + int t; + int w; + + order = NEW2(nvectors, Value_t); + nentries = 0; + + for (i = 0; i < nvectors; i++) + { + if (tally[i] > 0) + { + t = tally[i]; + w = width[i]; + j = nentries - 1; + + while (j >= 0 && (width[order[j]] < w)) + j--; + + while (j >= 0 && (width[order[j]] == w) && (tally[order[j]] < t)) + j--; + + for (k = nentries - 1; k > j; k--) + order[k + 1] = order[k]; + + order[j + 1] = i; + nentries++; + } + } +} + +/* The function matching_vector determines if the vector specified by */ +/* the input parameter matches a previously considered vector. The */ +/* test at the start of the function checks if the vector represents */ +/* a row of shifts over terminal symbols or a row of reductions, or a */ +/* column of shifts over a nonterminal symbol. Berkeley Yacc does not */ +/* check if a column of shifts over a nonterminal symbols matches a */ +/* previously considered vector. Because of the nature of LR parsing */ +/* tables, no two columns can match. Therefore, the only possible */ +/* match would be between a row and a column. Such matches are */ +/* unlikely. Therefore, to save time, no attempt is made to see if a */ +/* column matches a previously considered vector. */ +/* */ +/* Matching_vector is poorly designed. The test could easily be made */ +/* faster. Also, it depends on the vectors being in a specific */ +/* order. */ + +static int +matching_vector(int vector) +{ + int i; + int j; + int k; + int t; + int w; + int match; + int prev; + + i = order[vector]; + if (i >= 2 * nstates) + return (-1); + + t = tally[i]; + w = width[i]; + + for (prev = vector - 1; prev >= 0; prev--) + { + j = order[prev]; + if (width[j] != w || tally[j] != t) + return (-1); + + match = 1; + for (k = 0; match && k < t; k++) + { + if (tos[j][k] != tos[i][k] || froms[j][k] != froms[i][k]) + match = 0; + } + + if (match) + return (j); + } + + return (-1); +} + +static int +pack_vector(int vector) +{ + int i, j, k, l; + int t; + int loc; + int ok; + Value_t *from; + Value_t *to; + int newmax; + + i = order[vector]; + t = tally[i]; + assert(t); + + from = froms[i]; + to = tos[i]; + + j = lowzero - from[0]; + for (k = 1; k < t; ++k) + if (lowzero - from[k] > j) + j = lowzero - from[k]; + for (;; ++j) + { + if (j == 0) + continue; + ok = 1; + for (k = 0; ok && k < t; k++) + { + loc = j + from[k]; + if (loc >= maxtable - 1) + { + if (loc >= MAXTABLE - 1) + fatal("maximum table size exceeded"); + + newmax = maxtable; + do + { + newmax += 200; + } + while (newmax <= loc); + + table = (Value_t *) REALLOC(table, (unsigned)newmax * sizeof(Value_t)); + NO_SPACE(table); + + check = (Value_t *) REALLOC(check, (unsigned)newmax * sizeof(Value_t)); + NO_SPACE(check); + + for (l = maxtable; l < newmax; ++l) + { + table[l] = 0; + check[l] = -1; + } + maxtable = newmax; + } + + if (check[loc] != -1) + ok = 0; + } + for (k = 0; ok && k < vector; k++) + { + if (pos[k] == j) + ok = 0; + } + if (ok) + { + for (k = 0; k < t; k++) + { + loc = j + from[k]; + table[loc] = to[k]; + check[loc] = from[k]; + if (loc > high) + high = loc; + } + + while (check[lowzero] != -1) + ++lowzero; + + return (j); + } + } +} + +static void +pack_table(void) +{ + int i; + Value_t place; + int state; + + base = NEW2(nvectors, Value_t); + pos = NEW2(nentries, Value_t); + + maxtable = 1000; + table = NEW2(maxtable, Value_t); + check = NEW2(maxtable, Value_t); + + lowzero = 0; + high = 0; + + for (i = 0; i < maxtable; i++) + check[i] = -1; + + for (i = 0; i < nentries; i++) + { + state = matching_vector(i); + + if (state < 0) + place = (Value_t) pack_vector(i); + else + place = base[state]; + + pos[i] = place; + base[order[i]] = place; + } + + for (i = 0; i < nvectors; i++) + { + if (froms[i]) + FREE(froms[i]); + if (tos[i]) + FREE(tos[i]); + } + + FREE(froms); + FREE(tos); + FREE(pos); +} + +static void +output_base(void) +{ + int i, j; + + start_int_table("sindex", base[0]); + + j = 10; + for (i = 1; i < nstates; i++) + { + if (j >= 10) + { + output_newline(); + j = 1; + } + else + ++j; + + output_int(base[i]); + } + + end_table(); + + start_int_table("rindex", base[nstates]); + + j = 10; + for (i = nstates + 1; i < 2 * nstates; i++) + { + if (j >= 10) + { + output_newline(); + j = 1; + } + else + ++j; + + output_int(base[i]); + } + + end_table(); + + start_int_table("gindex", base[2 * nstates]); + + j = 10; + for (i = 2 * nstates + 1; i < nvectors - 1; i++) + { + if (j >= 10) + { + output_newline(); + j = 1; + } + else + ++j; + + output_int(base[i]); + } + + end_table(); + FREE(base); +} + +static void +output_table(void) +{ + int i; + int j; + + ++outline; + fprintf(code_file, "#define YYTABLESIZE %d\n", high); + start_int_table("table", table[0]); + + j = 10; + for (i = 1; i <= high; i++) + { + if (j >= 10) + { + output_newline(); + j = 1; + } + else + ++j; + + output_int(table[i]); + } + + end_table(); + FREE(table); +} + +static void +output_check(void) +{ + int i; + int j; + + start_int_table("check", check[0]); + + j = 10; + for (i = 1; i <= high; i++) + { + if (j >= 10) + { + output_newline(); + j = 1; + } + else + ++j; + + output_int(check[i]); + } + + end_table(); + FREE(check); +} + +static void +output_actions(void) +{ + nvectors = 2 * nstates + nvars; + + froms = NEW2(nvectors, Value_t *); + tos = NEW2(nvectors, Value_t *); + tally = NEW2(nvectors, Value_t); + width = NEW2(nvectors, Value_t); + + token_actions(); + FREE(lookaheads); + FREE(LA); + FREE(LAruleno); + FREE(accessing_symbol); + + goto_actions(); + FREE(goto_map + ntokens); + FREE(from_state); + FREE(to_state); + + sort_actions(); + pack_table(); + output_base(); + output_table(); + output_check(); +} + +static int +is_C_identifier(char *name) +{ + char *s; + int c; + + s = name; + c = *s; + if (c == '"') + { + c = *++s; + if (!isalpha(c) && c != '_' && c != '$') + return (0); + while ((c = *++s) != '"') + { + if (!isalnum(c) && c != '_' && c != '$') + return (0); + } + return (1); + } + + if (!isalpha(c) && c != '_' && c != '$') + return (0); + while ((c = *++s) != 0) + { + if (!isalnum(c) && c != '_' && c != '$') + return (0); + } + return (1); +} + +static void +output_defines(FILE * fp) +{ + int c, i; + char *s; + + for (i = 2; i < ntokens; ++i) + { + s = symbol_name[i]; + if (is_C_identifier(s) && (!sflag || *s != '"')) + { + fprintf(fp, "#define "); + c = *s; + if (c == '"') + { + while ((c = *++s) != '"') + { + putc(c, fp); + } + } + else + { + do + { + putc(c, fp); + } + while ((c = *++s) != 0); + } + if (fp == code_file) + ++outline; + fprintf(fp, " %d\n", symbol_value[i]); + } + } + + if (fp == code_file) + ++outline; + if (fp != defines_file || iflag) + fprintf(fp, "#define YYERRCODE %d\n", symbol_value[1]); + + if (fp == defines_file || (iflag && !dflag)) + { + if (unionized) + { + rewind(union_file); + while ((c = getc(union_file)) != EOF) + putc(c, fp); + fprintf(fp, "extern YYSTYPE %slval;\n", symbol_prefix); + } + } +} + +static void +output_stored_text(FILE * fp) +{ + int c; + FILE *in; + + rewind(text_file); + if (text_file == NULL) + open_error("text_file"); + in = text_file; + if ((c = getc(in)) == EOF) + return; + putc_code(fp, c); + while ((c = getc(in)) != EOF) + { + putc_code(fp, c); + } + write_code_lineno(fp); +} + +static void +output_debug(void) +{ + int i, j, k, max; + const char **symnam; + const char *s; + + ++outline; + fprintf(code_file, "#define YYFINAL %d\n", final_state); + + putl_code(code_file, "#ifndef YYDEBUG\n"); + ++outline; + fprintf(code_file, "#define YYDEBUG %d\n", tflag); + putl_code(code_file, "#endif\n"); + + if (rflag) + { + fprintf(output_file, "#ifndef YYDEBUG\n"); + fprintf(output_file, "#define YYDEBUG %d\n", tflag); + fprintf(output_file, "#endif\n"); + } + + max = 0; + for (i = 2; i < ntokens; ++i) + if (symbol_value[i] > max) + max = symbol_value[i]; + + ++outline; + fprintf(code_file, "#define YYMAXTOKEN %d\n", max); + + symnam = (const char **)MALLOC((unsigned)(max + 1) * sizeof(char *)); + NO_SPACE(symnam); + + /* Note that it is not necessary to initialize the element */ + /* symnam[max]. */ + for (i = 0; i < max; ++i) + symnam[i] = 0; + for (i = ntokens - 1; i >= 2; --i) + symnam[symbol_value[i]] = symbol_name[i]; + symnam[0] = "end-of-file"; + + output_line("#if YYDEBUG"); + + start_str_table("name"); + j = 80; + for (i = 0; i <= max; ++i) + { + if ((s = symnam[i]) != 0) + { + if (s[0] == '"') + { + k = 7; + while (*++s != '"') + { + ++k; + if (*s == '\\') + { + k += 2; + if (*++s == '\\') + ++k; + } + } + j += k; + if (j > 80) + { + output_newline(); + j = k; + } + fprintf(output_file, "\"\\\""); + s = symnam[i]; + while (*++s != '"') + { + if (*s == '\\') + { + fprintf(output_file, "\\\\"); + if (*++s == '\\') + fprintf(output_file, "\\\\"); + else + putc(*s, output_file); + } + else + putc(*s, output_file); + } + fprintf(output_file, "\\\"\","); + } + else if (s[0] == '\'') + { + if (s[1] == '"') + { + j += 7; + if (j > 80) + { + output_newline(); + j = 7; + } + fprintf(output_file, "\"'\\\"'\","); + } + else + { + k = 5; + while (*++s != '\'') + { + ++k; + if (*s == '\\') + { + k += 2; + if (*++s == '\\') + ++k; + } + } + j += k; + if (j > 80) + { + output_newline(); + j = k; + } + fprintf(output_file, "\"'"); + s = symnam[i]; + while (*++s != '\'') + { + if (*s == '\\') + { + fprintf(output_file, "\\\\"); + if (*++s == '\\') + fprintf(output_file, "\\\\"); + else + putc(*s, output_file); + } + else + putc(*s, output_file); + } + fprintf(output_file, "'\","); + } + } + else + { + k = (int)strlen(s) + 3; + j += k; + if (j > 80) + { + output_newline(); + j = k; + } + putc('"', output_file); + do + { + putc(*s, output_file); + } + while (*++s); + fprintf(output_file, "\","); + } + } + else + { + j += 2; + if (j > 80) + { + output_newline(); + j = 2; + } + fprintf(output_file, "0,"); + } + } + end_table(); + FREE(symnam); + + start_str_table("rule"); + for (i = 2; i < nrules; ++i) + { + fprintf(output_file, "\"%s :", symbol_name[rlhs[i]]); + for (j = rrhs[i]; ritem[j] > 0; ++j) + { + s = symbol_name[ritem[j]]; + if (s[0] == '"') + { + fprintf(output_file, " \\\""); + while (*++s != '"') + { + if (*s == '\\') + { + if (s[1] == '\\') + fprintf(output_file, "\\\\\\\\"); + else + fprintf(output_file, "\\\\%c", s[1]); + ++s; + } + else + putc(*s, output_file); + } + fprintf(output_file, "\\\""); + } + else if (s[0] == '\'') + { + if (s[1] == '"') + fprintf(output_file, " '\\\"'"); + else if (s[1] == '\\') + { + if (s[2] == '\\') + fprintf(output_file, " '\\\\\\\\"); + else + fprintf(output_file, " '\\\\%c", s[2]); + s += 2; + while (*++s != '\'') + putc(*s, output_file); + putc('\'', output_file); + } + else + fprintf(output_file, " '%c'", s[1]); + } + else + fprintf(output_file, " %s", s); + } + fprintf(output_file, "\","); + output_newline(); + } + + end_table(); + output_line("#endif"); +} + +static void +output_pure_parser(FILE * fp) +{ + putc_code(fp, '\n'); + + if (fp == code_file) + outline += 1; + fprintf(fp, "#define YYPURE %d\n", pure_parser); + putc_code(fp, '\n'); +} + +static void +output_stype(FILE * fp) +{ + if (!unionized && ntags == 0) + { + putc_code(fp, '\n'); + putl_code(fp, "#ifndef YYSTYPE\n"); + putl_code(fp, "typedef int YYSTYPE;\n"); + putl_code(fp, "#endif\n"); + } +} + +static void +output_trailing_text(void) +{ + int c, last; + FILE *in; + + if (line == 0) + return; + + in = input_file; + c = *cptr; + if (c == '\n') + { + ++lineno; + if ((c = getc(in)) == EOF) + return; + write_input_lineno(); + putc_code(code_file, c); + last = c; + } + else + { + write_input_lineno(); + do + { + putc_code(code_file, c); + } + while ((c = *++cptr) != '\n'); + putc_code(code_file, c); + last = '\n'; + } + + while ((c = getc(in)) != EOF) + { + putc_code(code_file, c); + last = c; + } + + if (last != '\n') + { + putc_code(code_file, '\n'); + } + write_code_lineno(code_file); +} + +static void +output_semantic_actions(void) +{ + int c, last; + + rewind(action_file); + if ((c = getc(action_file)) == EOF) + return; + + last = c; + putc_code(code_file, c); + while ((c = getc(action_file)) != EOF) + { + putc_code(code_file, c); + last = c; + } + + if (last != '\n') + { + putc_code(code_file, '\n'); + } + + write_code_lineno(code_file); +} + +static void +output_parse_decl(FILE * fp) +{ + putl_code(fp, "\n"); + putl_code(fp, "/* compatibility with bison */\n"); + putl_code(fp, "#ifdef YYPARSE_PARAM\n"); + putl_code(fp, "/* compatibility with FreeBSD */\n"); + putl_code(fp, "# ifdef YYPARSE_PARAM_TYPE\n"); + putl_code(fp, + "# define YYPARSE_DECL() yyparse(YYPARSE_PARAM_TYPE YYPARSE_PARAM)\n"); + putl_code(fp, "# else\n"); + putl_code(fp, "# define YYPARSE_DECL() yyparse(void *YYPARSE_PARAM)\n"); + putl_code(fp, "# endif\n"); + putl_code(fp, "#else\n"); + + puts_code(fp, "# define YYPARSE_DECL() yyparse("); + if (!parse_param) + puts_code(fp, "void"); + else + { + param *p; + for (p = parse_param; p; p = p->next) + fprintf(fp, "%s %s%s%s", p->type, p->name, p->type2, + p->next ? ", " : ""); + } + putl_code(fp, ")\n"); + + putl_code(fp, "#endif\n"); +} + +static void +output_lex_decl(FILE * fp) +{ + putl_code(fp, "\n"); + putl_code(fp, "/* Parameters sent to lex. */\n"); + putl_code(fp, "#ifdef YYLEX_PARAM\n"); + if (pure_parser) + { + putl_code(fp, "# ifdef YYLEX_PARAM_TYPE\n"); + putl_code(fp, "# define YYLEX_DECL() yylex(YYSTYPE *yylval," + " YYLEX_PARAM_TYPE YYLEX_PARAM)\n"); + putl_code(fp, "# else\n"); + putl_code(fp, "# define YYLEX_DECL() yylex(YYSTYPE *yylval," + " void * YYLEX_PARAM)\n"); + putl_code(fp, "# endif\n"); + putl_code(fp, "# define YYLEX yylex(&yylval, YYLEX_PARAM)\n"); + } + else + { + putl_code(fp, "# define YYLEX_DECL() yylex(void *YYLEX_PARAM)\n"); + putl_code(fp, "# define YYLEX yylex(YYLEX_PARAM)\n"); + } + putl_code(fp, "#else\n"); + if (pure_parser && lex_param) + { + param *p; + puts_code(fp, "# define YYLEX_DECL() yylex(YYSTYPE *yylval, "); + for (p = lex_param; p; p = p->next) + fprintf(fp, "%s %s%s%s", p->type, p->name, p->type2, + p->next ? ", " : ""); + putl_code(fp, ")\n"); + + puts_code(fp, "# define YYLEX yylex(&yylval, "); + for (p = lex_param; p; p = p->next) + fprintf(fp, "%s%s", p->name, p->next ? ", " : ""); + putl_code(fp, ")\n"); + } + else if (pure_parser) + { + putl_code(fp, "# define YYLEX_DECL() yylex(YYSTYPE *yylval)\n"); + putl_code(fp, "# define YYLEX yylex(&yylval)\n"); + } + else if (lex_param) + { + param *p; + puts_code(fp, "# define YYLEX_DECL() yylex("); + for (p = lex_param; p; p = p->next) + fprintf(fp, "%s %s%s%s", p->type, p->name, p->type2, + p->next ? ", " : ""); + putl_code(fp, ")\n"); + + puts_code(fp, "# define YYLEX yylex("); + for (p = lex_param; p; p = p->next) + fprintf(fp, "%s%s", p->name, p->next ? ", " : ""); + putl_code(fp, ")\n"); + } + else + { + putl_code(fp, "# define YYLEX_DECL() yylex(void)\n"); + putl_code(fp, "# define YYLEX yylex()\n"); + } + putl_code(fp, "#endif\n"); +} + +static void +output_error_decl(FILE * fp) +{ + putl_code(fp, "\n"); + putl_code(fp, "/* Parameters sent to yyerror. */\n"); + if (parse_param) + { + param *p; + + putl_code(fp, "#ifndef YYERROR_DECL\n"); + fprintf(fp, "#define YYERROR_DECL() yyerror("); + for (p = parse_param; p; p = p->next) + fprintf(fp, "%s %s%s, ", p->type, p->name, p->type2); + putl_code(fp, "const char *s)\n"); + putl_code(fp, "#endif\n"); + + putl_code(fp, "#ifndef YYERROR_CALL\n"); + puts_code(fp, "#define YYERROR_CALL(msg) yyerror("); + + for (p = parse_param; p; p = p->next) + fprintf(fp, "%s, ", p->name); + + putl_code(fp, "msg)\n"); + putl_code(fp, "#endif\n"); + } + else + { + putl_code(fp, "#ifndef YYERROR_DECL\n"); + putl_code(fp, "#define YYERROR_DECL() yyerror(const char *s)\n"); + putl_code(fp, "#endif\n"); + putl_code(fp, "#ifndef YYERROR_CALL\n"); + putl_code(fp, "#define YYERROR_CALL(msg) yyerror(msg)\n"); + putl_code(fp, "#endif\n"); + } +} + +static void +free_itemsets(void) +{ + core *cp, *next; + + FREE(state_table); + for (cp = first_state; cp; cp = next) + { + next = cp->next; + FREE(cp); + } +} + +static void +free_shifts(void) +{ + shifts *sp, *next; + + FREE(shift_table); + for (sp = first_shift; sp; sp = next) + { + next = sp->next; + FREE(sp); + } +} + +static void +free_reductions(void) +{ + reductions *rp, *next; + + FREE(reduction_table); + for (rp = first_reduction; rp; rp = next) + { + next = rp->next; + FREE(rp); + } +} + +static void +output_yyerror_call(const char *msg) +{ + FILE *fp = code_file; + + puts_code(fp, " yyerror("); + if (parse_param) + { + param *p; + for (p = parse_param; p; p = p->next) + fprintf(fp, "%s, ", p->name); + } + puts_code(fp, "\""); + puts_code(fp, msg); + putl_code(fp, "\");\n"); +} + +static void +output_externs(FILE * fp, const char *const section[]) +{ + int c; + int i; + const char *s; + + for (i = 0; (s = section[i]) != 0; ++i) + { + if (*s && *s != '#') + fputs("extern\t", fp); + while ((c = *s) != 0) + { + putc(c, fp); + ++s; + } + if (fp == code_file) + ++outline; + putc('\n', fp); + } +} + +void +output(void) +{ + FILE *fp; + + free_itemsets(); + free_shifts(); + free_reductions(); + + if (iflag) + { + ++outline; + fprintf(code_file, "#include \"%s\"\n", externs_file_name); + fp = externs_file; + } + else + fp = code_file; + + output_prefix(iflag ? externs_file : output_file); + output_pure_parser(fp); + output_stored_text(fp); + output_stype(fp); + output_parse_decl(fp); + output_lex_decl(fp); + output_error_decl(fp); + write_section(fp, xdecls); + + if (iflag) + { + output_externs(externs_file, global_vars); + if (!pure_parser) + output_externs(externs_file, impure_vars); + } + + if (iflag) + { + ++outline; + fprintf(code_file, "#include \"%s\"\n", defines_file_name); + if (!dflag) + output_defines(externs_file); + } + else + { + putc_code(code_file, '\n'); + output_defines(code_file); + } + + if (dflag) + output_defines(defines_file); + + output_rule_data(); + output_yydefred(); + output_actions(); + free_parser(); + output_debug(); + if (rflag) + { + output_prefix(code_file); + write_section(code_file, xdecls); + write_section(code_file, tables); + } + write_section(code_file, global_vars); + if (!pure_parser) + { + write_section(code_file, impure_vars); + } + write_section(code_file, hdr_defs); + if (!pure_parser) + { + write_section(code_file, hdr_vars); + } + output_trailing_text(); + write_section(code_file, body_1); + if (pure_parser) + { + write_section(code_file, body_vars); + } + write_section(code_file, body_2); + output_yyerror_call("syntax error"); + write_section(code_file, body_3); + output_semantic_actions(); + write_section(code_file, trailer); + output_yyerror_call("yacc stack overflow"); + write_section(code_file, trailer_2); +} + +#ifdef NO_LEAKS +void +output_leaks(void) +{ + DO_FREE(tally); + DO_FREE(width); + DO_FREE(order); +} +#endif diff --git a/package/byacc.spec b/package/byacc.spec new file mode 100644 index 000000000000..8f1fbb55bd54 --- /dev/null +++ b/package/byacc.spec @@ -0,0 +1,60 @@ +Summary: byacc - public domain Berkeley LALR Yacc parser generator +%define AppProgram byacc +%define AppVersion 20120115 +%define UseProgram yacc +# $XTermId: byacc.spec,v 1.13 2012/01/15 19:30:29 tom Exp $ +Name: %{AppProgram} +Version: %{AppVersion} +Release: 1 +License: Public Domain, MIT +Group: Applications/Development +URL: ftp://invisible-island.net/%{AppProgram} +Source0: %{AppProgram}-%{AppVersion}.tgz +Packager: Thomas Dickey + +%description +This package provides a parser generator utility that reads a grammar +specification from a file and generates an LR(1) parser for it. The +parsers consist of a set of LALR(1) parsing tables and a driver +routine written in the C programming language. It has a public domain +license which includes the generated C. + +%prep + +%setup -q -n %{AppProgram}-%{AppVersion} + +%build + +INSTALL_PROGRAM='${INSTALL}' \ + ./configure \ + --program-prefix=b \ + --target %{_target_platform} \ + --prefix=%{_prefix} \ + --bindir=%{_bindir} \ + --libdir=%{_libdir} \ + --mandir=%{_mandir} + +make + +%install +[ "$RPM_BUILD_ROOT" != "/" ] && rm -rf $RPM_BUILD_ROOT + +make install DESTDIR=$RPM_BUILD_ROOT +( cd $RPM_BUILD_ROOT%{_bindir} && ln -s %{AppProgram} %{UseProgram} ) + +strip $RPM_BUILD_ROOT%{_bindir}/%{AppProgram} + +%clean +[ "$RPM_BUILD_ROOT" != "/" ] && rm -rf $RPM_BUILD_ROOT + +%files +%defattr(-,root,root) +%{_prefix}/bin/%{AppProgram} +%{_prefix}/bin/%{UseProgram} +%{_mandir}/man1/%{AppProgram}.* + +%changelog +# each patch should add its ChangeLog entries here + +* Sun Jun 06 2010 Thomas Dickey +- initial version diff --git a/package/debian/changelog b/package/debian/changelog new file mode 100644 index 000000000000..98c08e28ee58 --- /dev/null +++ b/package/debian/changelog @@ -0,0 +1,223 @@ +byacc (20120115) unstable; urgency=low + + * add testcases, improve documentation for "-s" option. + + -- Thomas E. Dickey Fri, 13 Jan 2012 20:44:34 -0500 + +byacc (20111219) unstable; urgency=low + + * add "-s" option. + + -- Thomas E. Dickey Mon, 19 Dec 2011 20:54:09 -0500 + +byacc (20110908) unstable; urgency=low + + * add "-i" option. + * add error-check in reader.c + + -- Thomas E. Dickey Mon, 05 Sep 2011 20:05:51 -0400 + +byacc (20101229) unstable; urgency=low + + * fixes from Christos Zoulos + + -- Thomas E. Dickey Wed, 29 Dec 2010 13:03:50 -0500 + +byacc (20101226) unstable; urgency=low + + * portability fix for MinGW + + -- Thomas E. Dickey Sat, 25 Dec 2010 19:37:54 -0500 + +byacc (20101127) unstable; urgency=low + + * corrected yyerror use of %parse-param data + + -- Thomas E. Dickey Sat, 27 Nov 2010 12:32:00 -0500 + +byacc (20101126) unstable; urgency=low + + * additional fix to generated code to avoid symbol conflict + + -- Thomas E. Dickey Fri, 26 Nov 2010 04:23:08 -0500 + +byacc (20101124) unstable; urgency=low + + * amend fix for Red Hat #112617 to restore warning message. + + -- Thomas E. Dickey Mon, 22 Nov 2010 08:21:23 -0500 + +byacc (20101122) unstable; urgency=low + + * fix for generated header to avoid symbol conflict + + -- Thomas E. Dickey Mon, 22 Nov 2010 08:21:23 -0500 + +byacc (20100610) unstable; urgency=low + + * Add package scripts to upstream source, for test-builds. + + -- Thomas E. Dickey Thu, 10 Jun 2010 08:59:11 -0400 + +byacc (20100216-1) unstable; urgency=low + + * New upstream release + * debian/source/format: Added using format "3.0 (quilt)" + + -- Dave Beckett Tue, 20 Apr 2010 12:56:11 -0700 + +byacc (20091027-1) unstable; urgency=low + + * New upstream release + * debian/control: + - Updated to policy 3.8.4 + - Add ${misc:Depends} + + -- Dave Beckett Tue, 02 Feb 2010 21:36:34 -0800 + +byacc (20090221-1) unstable; urgency=low + + * New upstream release + + -- Dave Beckett Thu, 26 Feb 2009 21:06:20 -0800 + +byacc (20080826-1) unstable; urgency=high + + * New upstream release + * debian/patches/02-skeleton.patch: Removed - merged upstream + * debian/control: Updated to policy 3.8.0 + * debian/preinst, debian/postrm: removed - empty (lintian) + * debian/watch: version 3 and make FTP passive + * Acknowledge NMU - thanks. + + -- Dave Beckett Wed, 11 Sep 2008 23:58:00 -0700 + +byacc (20070509-1.1) unstable; urgency=high + + * Non-maintainer upload. + * Fix stack overflow in skeleton.c with upstream patch. + Closes: #491182 aka CVE-2008-3196 + + -- Thomas Viehmann Sun, 24 Aug 2008 23:13:07 +0200 + +byacc (20070509-1) unstable; urgency=low + + * New upstream release + * debian/watch: Fix to use passive FTP + * debian/compat: added instead of use of DH_COMPAT in debian/rules + + -- Dave Beckett Tue, 26 Jun 2007 22:39:45 -0700 + +byacc (20050813-1) unstable; urgency=low + + * New upstream release: + - Do not close union_file for -d option (Closes: #322858) + + -- Dave Beckett Sun, 14 Aug 2005 10:14:12 +0100 + +byacc (20050505-1) unstable; urgency=low + + * New maintainer (Closes: #321377) + * Switch to new upstream and new source (Closes: #240662) + * debian/copyright: Update to new upstream and add source information + (Closes: #166300) + * Acknowledge fix in NMUs (Closes: #283174) + * New manual page does not have the formatting problem (Closes: #100947) + * Added debian/watch file. + + -- Dave Beckett Fri, 5 Aug 2005 22:50:20 +0100 + +byacc (1.9.1-1.1) unstable; urgency=low + + * Remove alternative in prerm. Closes: #283174 + + -- LaMont Jones Fri, 26 Nov 2004 18:49:09 -0700 + +byacc (1.9.1-1) unstable; urgency=low + + * Maintainer upload. + * Fixed alternatives entry, closes: Bug#146195; + * Changed priority to "extra" at behest of Daniel Bungert, + closes: Bug#142271. + * Fixed awful packaging error which meant the test/ directory was excluded + from the orig.tar.gz. + + -- Jason Henry Parker Fri, 27 Sep 2002 16:25:27 -0400 + +byacc (1.9-13.1) unstable; urgency=low + + * Non-maintainer upload + * Removed erraneous escapes in manpage - some data wasn't visable, + closes: Bug#100947 + * Alternatives entry added, closes: Bug#113168 + * Standards-version: 3.5.6 + * Maintainer script cleaning + + -- Daniel Bungert Fri, 29 Mar 2002 16:58:30 -0500 + +byacc (1.9-13) unstable; urgency=low + + * Applied patch from "Randolph Chung" to fix build problems + on ia64, closes: Bug#91966 + + -- Jason Henry Parker Thu, 29 Mar 2001 21:41:19 +1000 + +byacc (1.9-12) unstable; urgency=low + + * Updated to latest version of debhelper, and Standards-Version: 3.2.1.0, closes: Bug#81444 + * Added Build-Depends: debhelper, closes: Bug#70207 + * Removed mktemp() calls in main.c + + -- Jason Henry Parker Mon, 18 Dec 2000 08:02:54 +1000 + +byacc (1.9-11.7) unstable; urgency=low + + * New maintainer. + * Updated to dh_make and standards version 2.4.0.0, no lintian errors + or warnings. + * Added several more files from the upstream distribution to + /usr/doc/byacc. + + -- Jason Henry Parker Sat, 2 Jan 1999 03:04:17 +1000 + +byacc (1.9-11.6) unstable; urgency=low + + * Patch by to remove some + superfluous files that can interfere with the build process on other + architectures. (Bug #21607). + + -- Vincent Renardias Fri, 24 Apr 1998 19:56:58 +0200 + +byacc (1.9-11.5) unstable; urgency=low + + * Added 'binary-arch' target in debian/rules (Bug #12742). + + -- Vincent Renardias Sun, 9 Nov 1997 23:37:31 +0100 + +byacc (1.9-11.4) unstable; urgency=low + + * Cosmetic change (Fix bug #9623). + + -- Vincent Renardias Fri, 9 May 1997 16:30:24 +0200 + +byacc (1.9-11.3) unstable; urgency=low + + * Rebuilt with libc6. + + -- Debian QA Group Thu, 1 May 1997 22:02:04 +0200 + +byacc (1.9-11.2) unstable; urgency=low + + * Orphaned the package at his maintainer's request (dgregor@coil.com). + + -- Debian QA Group Sun, 20 Apr 1997 20:03:03 +0200 + +byacc (1.9-11.1) unstable; urgency=low + + * Converted to new source format (Fixes #8085). + * Compressed manpage. + * Fixed to allow compilation on non-i386 (Fixes #3361). + * Added extended description (Fixes #3567). + * Added diversion to avoid conflict with bison (Fixes #8086). + + -- Vincent Renardias Sun, 20 Apr 1997 15:59:28 +0200 diff --git a/package/debian/compat b/package/debian/compat new file mode 100644 index 000000000000..7ed6ff82de6b --- /dev/null +++ b/package/debian/compat @@ -0,0 +1 @@ +5 diff --git a/package/debian/control b/package/debian/control new file mode 100644 index 000000000000..720aadab6fe9 --- /dev/null +++ b/package/debian/control @@ -0,0 +1,17 @@ +Source: byacc +Maintainer: Dave Beckett +Section: devel +Priority: extra +Standards-Version: 3.8.4 +Build-Depends: debhelper (>= 5) +Homepage: http://invisible-island.net/byacc/ + +Package: byacc +Architecture: any +Depends: ${shlibs:Depends}, ${misc:Depends} +Description: public domain Berkeley LALR Yacc parser generator + This package provides a parser generator utility that reads a grammar + specification from a file and generates an LR(1) parser for it. The + parsers consist of a set of LALR(1) parsing tables and a driver + routine written in the C programming language. It has a public domain + license which includes the generated C. diff --git a/package/debian/copyright b/package/debian/copyright new file mode 100644 index 000000000000..ea6c6a585792 --- /dev/null +++ b/package/debian/copyright @@ -0,0 +1,120 @@ +Upstream source http://dickey.his.com/byacc/byacc.html + +Berkeley Yacc is in the public domain; changes made to it by the current +maintainer are likewise unrestricted. That applies to most of the files. +A few files (currently those related to autoconf scripting) have other +licenses as noted here. + +Current byacc upstream maintainer: Thomas Dickey + +Public domain notice and no warranty: +------------------------------------------------------------------------------- + Berkeley Yacc is an LALR(1) parser generator. Berkeley Yacc has been made +as compatible as possible with AT&T Yacc. Berkeley Yacc can accept any input +specification that conforms to the AT&T Yacc documentation. Specifications +that take advantage of undocumented features of AT&T Yacc will probably be +rejected. + + Berkeley Yacc is distributed with no warranty whatever. The code +is certain to contain errors. Neither the author nor any contributor +takes responsibility for any consequences of its use. + + Berkeley Yacc is in the public domain. The data structures and algorithms +used in Berkeley Yacc are all either taken from documents available to the +general public or are inventions of the author. Anyone may freely distribute +source or binary forms of Berkeley Yacc whether unchanged or modified. +Distributers may charge whatever fees they can obtain for Berkeley Yacc. +Programs generated by Berkeley Yacc may be distributed freely. + + Please report bugs to + + robert.corbett@eng.Sun.COM + +Include a small example if possible. Please include the banner string from +skeleton.c with the bug report. Do not expect rapid responses. +------------------------------------------------------------------------------- + +Files: aclocal.m4 +Licence: other-BSD +Copyright: 2004-2011,2012 by Thomas E. Dickey + Permission is hereby granted, free of charge, to any person obtaining a + copy of this software and associated documentation files (the + "Software"), to deal in the Software without restriction, including + without limitation the rights to use, copy, modify, merge, publish, + distribute, distribute with modifications, sublicense, and/or sell + copies of the Software, and to permit persons to whom the Software is + furnished to do so, subject to the following conditions: + + The above copyright notice and this permission notice shall be included + in all copies or portions of the Software. + + THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, + DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR + OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR + THE USE OR OTHER DEALINGS IN THE SOFTWARE. + + Except as contained in this notice, the name(s) of the above copyright + holders shall not be used in advertising or otherwise to promote the + sale, use or other dealings in this Software without prior written + authorization. + +Files: install-sh +Copyright: 1994 X Consortium +Licence: other-BSD + Permission is hereby granted, free of charge, to any person obtaining a copy + of this software and associated documentation files (the "Software"), to + deal in the Software without restriction, including without limitation the + rights to use, copy, modify, merge, publish, distribute, sublicense, and/or + sell copies of the Software, and to permit persons to whom the Software is + furnished to do so, subject to the following conditions: + + The above copyright notice and this permission notice shall be included in + all copies or substantial portions of the Software. + + THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNEC- + TION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + + Except as contained in this notice, the name of the X Consortium shall not + be used in advertising or otherwise to promote the sale, use or other deal- + ings in this Software without prior written authorization from the X Consor- + tium. + + FSF changes to this file are in the public domain. + + Calling this script install-sh is preferred over install.sh, to prevent + `make' implicit rules from creating a file called install from it + when there is no Makefile. + + This script is compatible with the BSD install script, but was written + from scratch. It can only install one file at a time, a restriction + shared with many OS's install programs. + +Files: debian/* +Copyright: 2012 Thomas E. Dickey +Licence: other-BSD + Permission to use, copy, modify, and distribute this software and its + documentation for any purpose and without fee is hereby granted, + provided that the above copyright notice appear in all copies and that + both that copyright notice and this permission notice appear in + supporting documentation, and that the name of the above listed + copyright holder(s) not be used in advertising or publicity pertaining + to distribution of the software without specific, written prior + permission. + + THE ABOVE LISTED COPYRIGHT HOLDER(S) DISCLAIM ALL WARRANTIES WITH REGARD + TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY + AND FITNESS, IN NO EVENT SHALL THE ABOVE LISTED COPYRIGHT HOLDER(S) BE + LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + +On Debian systems, the complete text of the GNU General +Public License can be found in '/usr/share/common-licenses/GPL-2' diff --git a/package/debian/docs b/package/debian/docs new file mode 100644 index 000000000000..cbda209a3c10 --- /dev/null +++ b/package/debian/docs @@ -0,0 +1,4 @@ +README +ACKNOWLEDGEMENTS +NEW_FEATURES +NOTES diff --git a/package/debian/postinst b/package/debian/postinst new file mode 100644 index 000000000000..ca6276de7ae7 --- /dev/null +++ b/package/debian/postinst @@ -0,0 +1,15 @@ +#! /bin/sh +# postinst script for byacc + +set -e + +if [ $1 != "upgrade" ] ; then + update-alternatives \ + --install /usr/bin/yacc yacc /usr/bin/byacc 80 \ + --slave /usr/share/man/man1/yacc.1.gz yaccman \ + /usr/share/man/man1/byacc.1.gz +fi + +#DEBHELPER# + +exit 0 diff --git a/package/debian/prerm b/package/debian/prerm new file mode 100644 index 000000000000..f3889d73a598 --- /dev/null +++ b/package/debian/prerm @@ -0,0 +1,12 @@ +#! /bin/sh +# prerm script for byacc + +set -e + +if [ $1 != "upgrade" ]; then + update-alternatives --remove yacc /usr/bin/byacc +fi + +#DEBHELPER# + +exit 0 diff --git a/package/debian/rules b/package/debian/rules new file mode 100755 index 000000000000..f9424ac909fa --- /dev/null +++ b/package/debian/rules @@ -0,0 +1,93 @@ +#!/usr/bin/make -f +# MAde with the aid of dh_make, by Craig Small +# Sample debian/rules that uses debhelper. GNU copyright 1997 by Joey Hess. +# Some lines taken from debmake, by Cristoph Lameter. + +# Uncomment this to turn on verbose mode. +#export DH_VERBOSE=1 + +# These are used for cross-compiling and for saving the configure script +# from having to guess our platform (since we know it already) +DEB_HOST_GNU_TYPE ?= $(shell dpkg-architecture -qDEB_HOST_GNU_TYPE) +DEB_BUILD_GNU_TYPE ?= $(shell dpkg-architecture -qDEB_BUILD_GNU_TYPE) + +CFLAGS = + +ifneq (,$(findstring noopt,$(DEB_BUILD_OPTIONS))) + CFLAGS += -O0 +else + CFLAGS += -O2 +endif +ifeq (,$(findstring nostrip,$(DEB_BUILD_OPTIONS))) + INSTALL_PROGRAM += -s +endif + + +configure: configure-stamp +configure-stamp: + dh_testdir + + CFLAGS="$(CFLAGS)" ./configure \ + --host=$(DEB_HOST_GNU_TYPE) \ + --build=$(DEB_BUILD_GNU_TYPE) \ + --prefix=/usr \ + --mandir=\$${prefix}/share/man \ + --sysconfdir=/etc \ + --program-transform-name='s,^,b,' + + touch configure-stamp + +build: build-stamp +build-stamp: configure-stamp + dh_testdir + + $(MAKE) + + touch build-stamp + +clean: + dh_testdir + dh_testroot + + [ ! -f Makefile ] || $(MAKE) clean + + rm -f configure-stamp build-stamp install-stamp \ + config.cache config.h config.status config.log makefile + + rm -f *.o yacc + + dh_clean + +install: install-stamp +install-stamp: build-stamp + dh_testdir + dh_testroot + dh_clean -k + dh_installdirs + + $(MAKE) install DESTDIR=$(CURDIR)/debian/byacc + + touch install-stamp + +# Build architecture-independent files here. +binary-indep: build install +# No binary-indep target. + +# Build architecture-dependent files here. +binary-arch: build install + dh_testdir + dh_testroot + dh_installdocs + dh_installexamples + dh_installchangelogs CHANGES + dh_strip + dh_compress + dh_fixperms + dh_installdeb + dh_shlibdeps + dh_gencontrol + dh_md5sums + dh_builddeb + +binary: binary-indep binary-arch +.PHONY: build clean binary-indep binary-arch binary install install-stamp diff --git a/package/debian/source/format b/package/debian/source/format new file mode 100644 index 000000000000..163aaf8d82b6 --- /dev/null +++ b/package/debian/source/format @@ -0,0 +1 @@ +3.0 (quilt) diff --git a/package/debian/watch b/package/debian/watch new file mode 100644 index 000000000000..de083b06a198 --- /dev/null +++ b/package/debian/watch @@ -0,0 +1,4 @@ +version=3 + +opts=passive ftp://invisible-island.net/byacc/byacc-(\d+)\.tgz \ + debian uupdate diff --git a/package/pkgsrc/DESCR b/package/pkgsrc/DESCR new file mode 100644 index 000000000000..fe018659e9a4 --- /dev/null +++ b/package/pkgsrc/DESCR @@ -0,0 +1,6 @@ +Berkeley Yacc (byacc) is a LALR(1) parser generator. Berkeley Yacc +has been made as compatible as possible with AT&T Yacc. Berkeley +Yacc can accept any input specification that conforms to the AT&T +Yacc documentation. + +Some programs depend on a byacc (instead of bison). diff --git a/package/pkgsrc/Makefile b/package/pkgsrc/Makefile new file mode 100644 index 000000000000..416ea851c454 --- /dev/null +++ b/package/pkgsrc/Makefile @@ -0,0 +1,19 @@ +# $NetBSD: Makefile,v 1.9 2008/07/24 17:13:00 tonnerre Exp $ +# + +DISTNAME= byacc-20050813 +PKGREVISION= 1 +CATEGORIES= devel +MASTER_SITES= ftp://invisible-island.net/byacc/ +EXTRACT_SUFX= .tgz + +MAINTAINER= pkgsrc-users@NetBSD.org +HOMEPAGE= http://dickey.his.com/byacc/byacc.html +COMMENT= Berkeley Yacc + +PKG_DESTDIR_SUPPORT= user-destdir + +GNU_CONFIGURE= YES +MAKE_FILE= makefile + +.include "../../mk/bsd.pkg.mk" diff --git a/package/pkgsrc/PLIST b/package/pkgsrc/PLIST new file mode 100644 index 000000000000..5bcfece36ca8 --- /dev/null +++ b/package/pkgsrc/PLIST @@ -0,0 +1,3 @@ +@comment $NetBSD: PLIST,v 1.2 2005/04/13 14:11:54 wiz Exp $ +bin/yacc +man/man1/yacc.1 diff --git a/package/pkgsrc/distinfo b/package/pkgsrc/distinfo new file mode 100644 index 000000000000..99252a686757 --- /dev/null +++ b/package/pkgsrc/distinfo @@ -0,0 +1,6 @@ +$NetBSD: distinfo,v 1.4 2008/07/24 17:13:00 tonnerre Exp $ + +SHA1 (byacc-20050813.tgz) = 3258494f3422eb3150944c1823af1c9c2c386062 +RMD160 (byacc-20050813.tgz) = 3ee159857a79025a83e2b0807577925fe460f816 +Size (byacc-20050813.tgz) = 138684 bytes +SHA1 (patch-aa) = decae78775a5e0f1e1f7aaaa258da53903aa1f7a diff --git a/reader.c b/reader.c new file mode 100644 index 000000000000..06512437bcd6 --- /dev/null +++ b/reader.c @@ -0,0 +1,2251 @@ +/* $Id: reader.c,v 1.33 2011/09/06 22:56:53 tom Exp $ */ + +#include "defs.h" + +/* The line size must be a positive integer. One hundred was chosen */ +/* because few lines in Yacc input grammars exceed 100 characters. */ +/* Note that if a line exceeds LINESIZE characters, the line buffer */ +/* will be expanded to accomodate it. */ + +#define LINESIZE 100 + +#define L_CURL '{' +#define R_CURL '}' + +static void start_rule(bucket *bp, int s_lineno); + +static char *cache; +static int cinc, cache_size; + +int ntags; +static int tagmax; +static char **tag_table; + +static char saw_eof; +char unionized; +char *cptr, *line; +static int linesize; + +static bucket *goal; +static Value_t prec; +static int gensym; +static char last_was_action; + +static int maxitems; +static bucket **pitem; + +static int maxrules; +static bucket **plhs; + +static size_t name_pool_size; +static char *name_pool; + +char line_format[] = "#line %d \"%s\"\n"; + +param *lex_param; +param *parse_param; + +static void +cachec(int c) +{ + assert(cinc >= 0); + if (cinc >= cache_size) + { + cache_size += 256; + cache = REALLOC(cache, cache_size); + NO_SPACE(cache); + } + cache[cinc] = (char)c; + ++cinc; +} + +static void +get_line(void) +{ + FILE *f = input_file; + int c; + int i; + + if (saw_eof || (c = getc(f)) == EOF) + { + if (line) + { + FREE(line); + line = 0; + } + cptr = 0; + saw_eof = 1; + return; + } + + if (line == 0 || linesize != (LINESIZE + 1)) + { + if (line) + FREE(line); + linesize = LINESIZE + 1; + line = MALLOC(linesize); + NO_SPACE(line); + } + + i = 0; + ++lineno; + for (;;) + { + line[i] = (char)c; + if (c == '\n') + { + cptr = line; + return; + } + if (++i >= linesize) + { + linesize += LINESIZE; + line = REALLOC(line, linesize); + NO_SPACE(line); + } + c = getc(f); + if (c == EOF) + { + line[i] = '\n'; + saw_eof = 1; + cptr = line; + return; + } + } +} + +static char * +dup_line(void) +{ + char *p, *s, *t; + + if (line == 0) + return (0); + s = line; + while (*s != '\n') + ++s; + p = MALLOC(s - line + 1); + NO_SPACE(p); + + s = line; + t = p; + while ((*t++ = *s++) != '\n') + continue; + return (p); +} + +static void +skip_comment(void) +{ + char *s; + + int st_lineno = lineno; + char *st_line = dup_line(); + char *st_cptr = st_line + (cptr - line); + + s = cptr + 2; + for (;;) + { + if (*s == '*' && s[1] == '/') + { + cptr = s + 2; + FREE(st_line); + return; + } + if (*s == '\n') + { + get_line(); + if (line == 0) + unterminated_comment(st_lineno, st_line, st_cptr); + s = cptr; + } + else + ++s; + } +} + +static int +nextc(void) +{ + char *s; + + if (line == 0) + { + get_line(); + if (line == 0) + return (EOF); + } + + s = cptr; + for (;;) + { + switch (*s) + { + case '\n': + get_line(); + if (line == 0) + return (EOF); + s = cptr; + break; + + case ' ': + case '\t': + case '\f': + case '\r': + case '\v': + case ',': + case ';': + ++s; + break; + + case '\\': + cptr = s; + return ('%'); + + case '/': + if (s[1] == '*') + { + cptr = s; + skip_comment(); + s = cptr; + break; + } + else if (s[1] == '/') + { + get_line(); + if (line == 0) + return (EOF); + s = cptr; + break; + } + /* FALLTHRU */ + + default: + cptr = s; + return (*s); + } + } +} + +/* + * Compare keyword to cached token, treating '_' and '-' the same. Some + * grammars rely upon this misfeature. + */ +static int +matchec(const char *name) +{ + const char *p = cache; + const char *q = name; + int code = 0; /* assume mismatch */ + + while (*p != '\0' && *q != '\0') + { + char a = *p++; + char b = *q++; + if (a == '_') + a = '-'; + if (b == '_') + b = '-'; + if (a != b) + break; + if (*p == '\0' && *q == '\0') + { + code = 1; + break; + } + } + return code; +} + +static int +keyword(void) +{ + int c; + char *t_cptr = cptr; + + c = *++cptr; + if (isalpha(c)) + { + cinc = 0; + for (;;) + { + if (isalpha(c)) + { + if (isupper(c)) + c = tolower(c); + cachec(c); + } + else if (isdigit(c) + || c == '-' + || c == '_' + || c == '.' + || c == '$') + { + cachec(c); + } + else + { + break; + } + c = *++cptr; + } + cachec(NUL); + + if (matchec("token") || matchec("term")) + return (TOKEN); + if (matchec("type")) + return (TYPE); + if (matchec("left")) + return (LEFT); + if (matchec("right")) + return (RIGHT); + if (matchec("nonassoc") || matchec("binary")) + return (NONASSOC); + if (matchec("start")) + return (START); + if (matchec("union")) + return (UNION); + if (matchec("ident")) + return (IDENT); + if (matchec("expect")) + return (EXPECT); + if (matchec("expect-rr")) + return (EXPECT_RR); + if (matchec("pure-parser")) + return (PURE_PARSER); + if (matchec("parse-param")) + return (PARSE_PARAM); + if (matchec("lex-param")) + return (LEX_PARAM); + if (matchec("yacc")) + return (POSIX_YACC); + } + else + { + ++cptr; + if (c == L_CURL) + return (TEXT); + if (c == '%' || c == '\\') + return (MARK); + if (c == '<') + return (LEFT); + if (c == '>') + return (RIGHT); + if (c == '0') + return (TOKEN); + if (c == '2') + return (NONASSOC); + } + syntax_error(lineno, line, t_cptr); + /*NOTREACHED */ +} + +static void +copy_ident(void) +{ + int c; + FILE *f = output_file; + + c = nextc(); + if (c == EOF) + unexpected_EOF(); + if (c != '"') + syntax_error(lineno, line, cptr); + ++outline; + fprintf(f, "#ident \""); + for (;;) + { + c = *++cptr; + if (c == '\n') + { + fprintf(f, "\"\n"); + return; + } + putc(c, f); + if (c == '"') + { + putc('\n', f); + ++cptr; + return; + } + } +} + +static void +copy_text(void) +{ + int c; + int quote; + FILE *f = text_file; + int need_newline = 0; + int t_lineno = lineno; + char *t_line = dup_line(); + char *t_cptr = t_line + (cptr - line - 2); + + if (*cptr == '\n') + { + get_line(); + if (line == 0) + unterminated_text(t_lineno, t_line, t_cptr); + } + if (!lflag) + fprintf(f, line_format, lineno, input_file_name); + + loop: + c = *cptr++; + switch (c) + { + case '\n': + next_line: + putc('\n', f); + need_newline = 0; + get_line(); + if (line) + goto loop; + unterminated_text(t_lineno, t_line, t_cptr); + + case '\'': + case '"': + { + int s_lineno = lineno; + char *s_line = dup_line(); + char *s_cptr = s_line + (cptr - line - 1); + + quote = c; + putc(c, f); + for (;;) + { + c = *cptr++; + putc(c, f); + if (c == quote) + { + need_newline = 1; + FREE(s_line); + goto loop; + } + if (c == '\n') + unterminated_string(s_lineno, s_line, s_cptr); + if (c == '\\') + { + c = *cptr++; + putc(c, f); + if (c == '\n') + { + get_line(); + if (line == 0) + unterminated_string(s_lineno, s_line, s_cptr); + } + } + } + } + + case '/': + putc(c, f); + need_newline = 1; + c = *cptr; + if (c == '/') + { + putc('*', f); + while ((c = *++cptr) != '\n') + { + if (c == '*' && cptr[1] == '/') + fprintf(f, "* "); + else + putc(c, f); + } + fprintf(f, "*/"); + goto next_line; + } + if (c == '*') + { + int c_lineno = lineno; + char *c_line = dup_line(); + char *c_cptr = c_line + (cptr - line - 1); + + putc('*', f); + ++cptr; + for (;;) + { + c = *cptr++; + putc(c, f); + if (c == '*' && *cptr == '/') + { + putc('/', f); + ++cptr; + FREE(c_line); + goto loop; + } + if (c == '\n') + { + get_line(); + if (line == 0) + unterminated_comment(c_lineno, c_line, c_cptr); + } + } + } + need_newline = 1; + goto loop; + + case '%': + case '\\': + if (*cptr == R_CURL) + { + if (need_newline) + putc('\n', f); + ++cptr; + FREE(t_line); + return; + } + /* FALLTHRU */ + + default: + putc(c, f); + need_newline = 1; + goto loop; + } +} + +static void +puts_both(const char *s) +{ + fputs(s, text_file); + if (dflag) + fputs(s, union_file); +} + +static void +putc_both(int c) +{ + putc(c, text_file); + if (dflag) + putc(c, union_file); +} + +static void +copy_union(void) +{ + int c; + int quote; + int depth; + int u_lineno = lineno; + char *u_line = dup_line(); + char *u_cptr = u_line + (cptr - line - 6); + + if (unionized) + over_unionized(cptr - 6); + unionized = 1; + + if (!lflag) + fprintf(text_file, line_format, lineno, input_file_name); + + puts_both("#ifdef YYSTYPE\n"); + puts_both("#undef YYSTYPE_IS_DECLARED\n"); + puts_both("#define YYSTYPE_IS_DECLARED 1\n"); + puts_both("#endif\n"); + puts_both("#ifndef YYSTYPE_IS_DECLARED\n"); + puts_both("#define YYSTYPE_IS_DECLARED 1\n"); + puts_both("typedef union"); + + depth = 0; + loop: + c = *cptr++; + putc_both(c); + switch (c) + { + case '\n': + next_line: + get_line(); + if (line == 0) + unterminated_union(u_lineno, u_line, u_cptr); + goto loop; + + case L_CURL: + ++depth; + goto loop; + + case R_CURL: + if (--depth == 0) + { + puts_both(" YYSTYPE;\n"); + puts_both("#endif /* !YYSTYPE_IS_DECLARED */\n"); + FREE(u_line); + return; + } + goto loop; + + case '\'': + case '"': + { + int s_lineno = lineno; + char *s_line = dup_line(); + char *s_cptr = s_line + (cptr - line - 1); + + quote = c; + for (;;) + { + c = *cptr++; + putc_both(c); + if (c == quote) + { + FREE(s_line); + goto loop; + } + if (c == '\n') + unterminated_string(s_lineno, s_line, s_cptr); + if (c == '\\') + { + c = *cptr++; + putc_both(c); + if (c == '\n') + { + get_line(); + if (line == 0) + unterminated_string(s_lineno, s_line, s_cptr); + } + } + } + } + + case '/': + c = *cptr; + if (c == '/') + { + putc_both('*'); + while ((c = *++cptr) != '\n') + { + if (c == '*' && cptr[1] == '/') + { + puts_both("* "); + } + else + { + putc_both(c); + } + } + puts_both("*/\n"); + goto next_line; + } + if (c == '*') + { + int c_lineno = lineno; + char *c_line = dup_line(); + char *c_cptr = c_line + (cptr - line - 1); + + putc_both('*'); + ++cptr; + for (;;) + { + c = *cptr++; + putc_both(c); + if (c == '*' && *cptr == '/') + { + putc_both('/'); + ++cptr; + FREE(c_line); + goto loop; + } + if (c == '\n') + { + get_line(); + if (line == 0) + unterminated_comment(c_lineno, c_line, c_cptr); + } + } + } + goto loop; + + default: + goto loop; + } +} + +/* + * Keep a linked list of parameters + */ +static void +copy_param(int k) +{ + char *buf; + int c; + param *head, *p; + int i; + int name, type2; + + c = nextc(); + if (c == EOF) + unexpected_EOF(); + if (c != '{') + goto out; + cptr++; + + c = nextc(); + if (c == EOF) + unexpected_EOF(); + if (c == '}') + goto out; + + buf = MALLOC(linesize); + NO_SPACE(buf); + + for (i = 0; (c = *cptr++) != '}'; i++) + { + if (c == '\0') + missing_brace(); + if (c == EOF) + unexpected_EOF(); + buf[i] = (char)c; + } + + if (i == 0) + goto out; + + buf[i--] = '\0'; + while (i >= 0 && isspace(UCH(buf[i]))) + buf[i--] = '\0'; + + if (buf[i] == ']') + { + int level = 1; + while (i >= 0 && level > 0 && buf[i] != '[') + { + if (buf[i] == ']') + ++level; + else if (buf[i] == '[') + --level; + i--; + } + if (i <= 0) + unexpected_EOF(); + type2 = i--; + } + else + { + type2 = i + 1; + } + + while (i >= 0 && (isalnum(UCH(buf[i])) || + UCH(buf[i]) == '_')) + i--; + + if (!isspace(UCH(buf[i])) && buf[i] != '*') + goto out; + + name = i + 1; + + p = MALLOC(sizeof(*p)); + NO_SPACE(p); + + p->type2 = strdup(buf + type2); + NO_SPACE(p->type2); + + buf[type2] = '\0'; + + p->name = strdup(buf + name); + NO_SPACE(p->name); + + buf[name] = '\0'; + p->type = buf; + + if (k == LEX_PARAM) + head = lex_param; + else + head = parse_param; + + if (head != NULL) + { + while (head->next) + head = head->next; + head->next = p; + } + else + { + if (k == LEX_PARAM) + lex_param = p; + else + parse_param = p; + } + p->next = NULL; + return; + + out: + syntax_error(lineno, line, cptr); +} + +static int +hexval(int c) +{ + if (c >= '0' && c <= '9') + return (c - '0'); + if (c >= 'A' && c <= 'F') + return (c - 'A' + 10); + if (c >= 'a' && c <= 'f') + return (c - 'a' + 10); + return (-1); +} + +static bucket * +get_literal(void) +{ + int c, quote; + int i; + int n; + char *s; + bucket *bp; + int s_lineno = lineno; + char *s_line = dup_line(); + char *s_cptr = s_line + (cptr - line); + + quote = *cptr++; + cinc = 0; + for (;;) + { + c = *cptr++; + if (c == quote) + break; + if (c == '\n') + unterminated_string(s_lineno, s_line, s_cptr); + if (c == '\\') + { + char *c_cptr = cptr - 1; + + c = *cptr++; + switch (c) + { + case '\n': + get_line(); + if (line == 0) + unterminated_string(s_lineno, s_line, s_cptr); + continue; + + case '0': + case '1': + case '2': + case '3': + case '4': + case '5': + case '6': + case '7': + n = c - '0'; + c = *cptr; + if (IS_OCTAL(c)) + { + n = (n << 3) + (c - '0'); + c = *++cptr; + if (IS_OCTAL(c)) + { + n = (n << 3) + (c - '0'); + ++cptr; + } + } + if (n > MAXCHAR) + illegal_character(c_cptr); + c = n; + break; + + case 'x': + c = *cptr++; + n = hexval(c); + if (n < 0 || n >= 16) + illegal_character(c_cptr); + for (;;) + { + c = *cptr; + i = hexval(c); + if (i < 0 || i >= 16) + break; + ++cptr; + n = (n << 4) + i; + if (n > MAXCHAR) + illegal_character(c_cptr); + } + c = n; + break; + + case 'a': + c = 7; + break; + case 'b': + c = '\b'; + break; + case 'f': + c = '\f'; + break; + case 'n': + c = '\n'; + break; + case 'r': + c = '\r'; + break; + case 't': + c = '\t'; + break; + case 'v': + c = '\v'; + break; + } + } + cachec(c); + } + FREE(s_line); + + n = cinc; + s = MALLOC(n); + NO_SPACE(s); + + for (i = 0; i < n; ++i) + s[i] = cache[i]; + + cinc = 0; + if (n == 1) + cachec('\''); + else + cachec('"'); + + for (i = 0; i < n; ++i) + { + c = UCH(s[i]); + if (c == '\\' || c == cache[0]) + { + cachec('\\'); + cachec(c); + } + else if (isprint(c)) + cachec(c); + else + { + cachec('\\'); + switch (c) + { + case 7: + cachec('a'); + break; + case '\b': + cachec('b'); + break; + case '\f': + cachec('f'); + break; + case '\n': + cachec('n'); + break; + case '\r': + cachec('r'); + break; + case '\t': + cachec('t'); + break; + case '\v': + cachec('v'); + break; + default: + cachec(((c >> 6) & 7) + '0'); + cachec(((c >> 3) & 7) + '0'); + cachec((c & 7) + '0'); + break; + } + } + } + + if (n == 1) + cachec('\''); + else + cachec('"'); + + cachec(NUL); + bp = lookup(cache); + bp->class = TERM; + if (n == 1 && bp->value == UNDEFINED) + bp->value = UCH(*s); + FREE(s); + + return (bp); +} + +static int +is_reserved(char *name) +{ + char *s; + + if (strcmp(name, ".") == 0 || + strcmp(name, "$accept") == 0 || + strcmp(name, "$end") == 0) + return (1); + + if (name[0] == '$' && name[1] == '$' && isdigit(UCH(name[2]))) + { + s = name + 3; + while (isdigit(UCH(*s))) + ++s; + if (*s == NUL) + return (1); + } + + return (0); +} + +static bucket * +get_name(void) +{ + int c; + + cinc = 0; + for (c = *cptr; IS_IDENT(c); c = *++cptr) + cachec(c); + cachec(NUL); + + if (is_reserved(cache)) + used_reserved(cache); + + return (lookup(cache)); +} + +static Value_t +get_number(void) +{ + int c; + Value_t n; + + n = 0; + for (c = *cptr; isdigit(c); c = *++cptr) + n = (Value_t) (10 * n + (c - '0')); + + return (n); +} + +static char * +get_tag(void) +{ + int c; + int i; + char *s; + int t_lineno = lineno; + char *t_line = dup_line(); + char *t_cptr = t_line + (cptr - line); + + ++cptr; + c = nextc(); + if (c == EOF) + unexpected_EOF(); + if (!isalpha(c) && c != '_' && c != '$') + illegal_tag(t_lineno, t_line, t_cptr); + + cinc = 0; + do + { + cachec(c); + c = *++cptr; + } + while (IS_IDENT(c)); + cachec(NUL); + + c = nextc(); + if (c == EOF) + unexpected_EOF(); + if (c != '>') + illegal_tag(t_lineno, t_line, t_cptr); + ++cptr; + + for (i = 0; i < ntags; ++i) + { + if (strcmp(cache, tag_table[i]) == 0) + { + FREE(t_line); + return (tag_table[i]); + } + } + + if (ntags >= tagmax) + { + tagmax += 16; + tag_table = (char **) + (tag_table + ? REALLOC(tag_table, (unsigned)tagmax * sizeof(char *)) + : MALLOC((unsigned)tagmax * sizeof(char *))); + NO_SPACE(tag_table); + } + + s = MALLOC(cinc); + NO_SPACE(s); + + strcpy(s, cache); + tag_table[ntags] = s; + ++ntags; + FREE(t_line); + return (s); +} + +static void +declare_tokens(int assoc) +{ + int c; + bucket *bp; + Value_t value; + char *tag = 0; + + if (assoc != TOKEN) + ++prec; + + c = nextc(); + if (c == EOF) + unexpected_EOF(); + if (c == '<') + { + tag = get_tag(); + c = nextc(); + if (c == EOF) + unexpected_EOF(); + } + + for (;;) + { + if (isalpha(c) || c == '_' || c == '.' || c == '$') + bp = get_name(); + else if (c == '\'' || c == '"') + bp = get_literal(); + else + return; + + if (bp == goal) + tokenized_start(bp->name); + bp->class = TERM; + + if (tag) + { + if (bp->tag && tag != bp->tag) + retyped_warning(bp->name); + bp->tag = tag; + } + + if (assoc != TOKEN) + { + if (bp->prec && prec != bp->prec) + reprec_warning(bp->name); + bp->assoc = (Assoc_t) assoc; + bp->prec = prec; + } + + c = nextc(); + if (c == EOF) + unexpected_EOF(); + + if (isdigit(c)) + { + value = get_number(); + if (bp->value != UNDEFINED && value != bp->value) + revalued_warning(bp->name); + bp->value = value; + c = nextc(); + if (c == EOF) + unexpected_EOF(); + } + } +} + +/* + * %expect requires special handling + * as it really isn't part of the yacc + * grammar only a flag for yacc proper. + */ +static void +declare_expect(int assoc) +{ + int c; + + if (assoc != EXPECT && assoc != EXPECT_RR) + ++prec; + + /* + * Stay away from nextc - doesn't + * detect EOL and will read to EOF. + */ + c = *++cptr; + if (c == EOF) + unexpected_EOF(); + + for (;;) + { + if (isdigit(c)) + { + if (assoc == EXPECT) + SRexpect = get_number(); + else + RRexpect = get_number(); + break; + } + /* + * Looking for number before EOL. + * Spaces, tabs, and numbers are ok, + * words, punc., etc. are syntax errors. + */ + else if (c == '\n' || isalpha(c) || !isspace(c)) + { + syntax_error(lineno, line, cptr); + } + else + { + c = *++cptr; + if (c == EOF) + unexpected_EOF(); + } + } +} + +static void +declare_types(void) +{ + int c; + bucket *bp; + char *tag; + + c = nextc(); + if (c == EOF) + unexpected_EOF(); + if (c != '<') + syntax_error(lineno, line, cptr); + tag = get_tag(); + + for (;;) + { + c = nextc(); + if (isalpha(c) || c == '_' || c == '.' || c == '$') + bp = get_name(); + else if (c == '\'' || c == '"') + bp = get_literal(); + else + return; + + if (bp->tag && tag != bp->tag) + retyped_warning(bp->name); + bp->tag = tag; + } +} + +static void +declare_start(void) +{ + int c; + bucket *bp; + + c = nextc(); + if (c == EOF) + unexpected_EOF(); + if (!isalpha(c) && c != '_' && c != '.' && c != '$') + syntax_error(lineno, line, cptr); + bp = get_name(); + if (bp->class == TERM) + terminal_start(bp->name); + if (goal && goal != bp) + restarted_warning(); + goal = bp; +} + +static void +read_declarations(void) +{ + int c, k; + + cache_size = 256; + cache = MALLOC(cache_size); + NO_SPACE(cache); + + for (;;) + { + c = nextc(); + if (c == EOF) + unexpected_EOF(); + if (c != '%') + syntax_error(lineno, line, cptr); + switch (k = keyword()) + { + case MARK: + return; + + case IDENT: + copy_ident(); + break; + + case TEXT: + copy_text(); + break; + + case UNION: + copy_union(); + break; + + case TOKEN: + case LEFT: + case RIGHT: + case NONASSOC: + declare_tokens(k); + break; + + case EXPECT: + case EXPECT_RR: + declare_expect(k); + break; + + case TYPE: + declare_types(); + break; + + case START: + declare_start(); + break; + + case PURE_PARSER: + pure_parser = 1; + break; + + case PARSE_PARAM: + case LEX_PARAM: + copy_param(k); + break; + + case POSIX_YACC: + /* noop for bison compatibility. byacc is already designed to be posix + * yacc compatible. */ + break; + } + } +} + +static void +initialize_grammar(void) +{ + nitems = 4; + maxitems = 300; + + pitem = (bucket **)MALLOC((unsigned)maxitems * sizeof(bucket *)); + NO_SPACE(pitem); + + pitem[0] = 0; + pitem[1] = 0; + pitem[2] = 0; + pitem[3] = 0; + + nrules = 3; + maxrules = 100; + + plhs = (bucket **)MALLOC((unsigned)maxrules * sizeof(bucket *)); + NO_SPACE(plhs); + + plhs[0] = 0; + plhs[1] = 0; + plhs[2] = 0; + + rprec = (short *)MALLOC((unsigned)maxrules * sizeof(short)); + NO_SPACE(rprec); + + rprec[0] = 0; + rprec[1] = 0; + rprec[2] = 0; + + rassoc = (char *)MALLOC((unsigned)maxrules * sizeof(char)); + NO_SPACE(rassoc); + + rassoc[0] = TOKEN; + rassoc[1] = TOKEN; + rassoc[2] = TOKEN; +} + +static void +expand_items(void) +{ + maxitems += 300; + pitem = (bucket **)REALLOC(pitem, (unsigned)maxitems * sizeof(bucket *)); + NO_SPACE(pitem); +} + +static void +expand_rules(void) +{ + maxrules += 100; + + plhs = (bucket **)REALLOC(plhs, (unsigned)maxrules * sizeof(bucket *)); + NO_SPACE(plhs); + + rprec = (short *)REALLOC(rprec, (unsigned)maxrules * sizeof(short)); + NO_SPACE(rprec); + + rassoc = (char *)REALLOC(rassoc, (unsigned)maxrules * sizeof(char)); + NO_SPACE(rassoc); +} + +static void +advance_to_start(void) +{ + int c; + bucket *bp; + char *s_cptr; + int s_lineno; + + for (;;) + { + c = nextc(); + if (c != '%') + break; + s_cptr = cptr; + switch (keyword()) + { + case MARK: + no_grammar(); + + case TEXT: + copy_text(); + break; + + case START: + declare_start(); + break; + + default: + syntax_error(lineno, line, s_cptr); + } + } + + c = nextc(); + if (!isalpha(c) && c != '_' && c != '.' && c != '_') + syntax_error(lineno, line, cptr); + bp = get_name(); + if (goal == 0) + { + if (bp->class == TERM) + terminal_start(bp->name); + goal = bp; + } + + s_lineno = lineno; + c = nextc(); + if (c == EOF) + unexpected_EOF(); + if (c != ':') + syntax_error(lineno, line, cptr); + start_rule(bp, s_lineno); + ++cptr; +} + +static void +start_rule(bucket *bp, int s_lineno) +{ + if (bp->class == TERM) + terminal_lhs(s_lineno); + bp->class = NONTERM; + if (nrules >= maxrules) + expand_rules(); + plhs[nrules] = bp; + rprec[nrules] = UNDEFINED; + rassoc[nrules] = TOKEN; +} + +static void +end_rule(void) +{ + int i; + + if (!last_was_action && plhs[nrules]->tag) + { + if (pitem[nitems - 1]) + { + for (i = nitems - 1; (i > 0) && pitem[i]; --i) + continue; + if (pitem[i + 1] == 0 || pitem[i + 1]->tag != plhs[nrules]->tag) + default_action_warning(); + } + else + { + default_action_warning(); + } + } + + last_was_action = 0; + if (nitems >= maxitems) + expand_items(); + pitem[nitems] = 0; + ++nitems; + ++nrules; +} + +static void +insert_empty_rule(void) +{ + bucket *bp, **bpp; + + assert(cache); + sprintf(cache, "$$%d", ++gensym); + bp = make_bucket(cache); + last_symbol->next = bp; + last_symbol = bp; + bp->tag = plhs[nrules]->tag; + bp->class = NONTERM; + + if ((nitems += 2) > maxitems) + expand_items(); + bpp = pitem + nitems - 1; + *bpp-- = bp; + while ((bpp[0] = bpp[-1]) != 0) + --bpp; + + if (++nrules >= maxrules) + expand_rules(); + plhs[nrules] = plhs[nrules - 1]; + plhs[nrules - 1] = bp; + rprec[nrules] = rprec[nrules - 1]; + rprec[nrules - 1] = 0; + rassoc[nrules] = rassoc[nrules - 1]; + rassoc[nrules - 1] = TOKEN; +} + +static void +add_symbol(void) +{ + int c; + bucket *bp; + int s_lineno = lineno; + + c = *cptr; + if (c == '\'' || c == '"') + bp = get_literal(); + else + bp = get_name(); + + c = nextc(); + if (c == ':') + { + end_rule(); + start_rule(bp, s_lineno); + ++cptr; + return; + } + + if (last_was_action) + insert_empty_rule(); + last_was_action = 0; + + if (++nitems > maxitems) + expand_items(); + pitem[nitems - 1] = bp; +} + +static char * +after_blanks(char *s) +{ + while (*s != '\0' && isspace(UCH(*s))) + ++s; + return s; +} + +static void +copy_action(void) +{ + int c; + int i, n; + int depth; + int quote; + char *tag; + FILE *f = action_file; + int a_lineno = lineno; + char *a_line = dup_line(); + char *a_cptr = a_line + (cptr - line); + + if (last_was_action) + insert_empty_rule(); + last_was_action = 1; + + fprintf(f, "case %d:\n", nrules - 2); + if (!lflag) + fprintf(f, line_format, lineno, input_file_name); + if (*cptr == '=') + ++cptr; + + /* avoid putting curly-braces in first column, to ease editing */ + if (*after_blanks(cptr) == L_CURL) + { + putc('\t', f); + cptr = after_blanks(cptr); + } + + n = 0; + for (i = nitems - 1; pitem[i]; --i) + ++n; + + depth = 0; + loop: + c = *cptr; + if (c == '$') + { + if (cptr[1] == '<') + { + int d_lineno = lineno; + char *d_line = dup_line(); + char *d_cptr = d_line + (cptr - line); + + ++cptr; + tag = get_tag(); + c = *cptr; + if (c == '$') + { + fprintf(f, "yyval.%s", tag); + ++cptr; + FREE(d_line); + goto loop; + } + else if (isdigit(c)) + { + i = get_number(); + if (i > n) + dollar_warning(d_lineno, i); + fprintf(f, "yystack.l_mark[%d].%s", i - n, tag); + FREE(d_line); + goto loop; + } + else if (c == '-' && isdigit(UCH(cptr[1]))) + { + ++cptr; + i = -get_number() - n; + fprintf(f, "yystack.l_mark[%d].%s", i, tag); + FREE(d_line); + goto loop; + } + else + dollar_error(d_lineno, d_line, d_cptr); + } + else if (cptr[1] == '$') + { + if (ntags) + { + tag = plhs[nrules]->tag; + if (tag == 0) + untyped_lhs(); + fprintf(f, "yyval.%s", tag); + } + else + fprintf(f, "yyval"); + cptr += 2; + goto loop; + } + else if (isdigit(UCH(cptr[1]))) + { + ++cptr; + i = get_number(); + if (ntags) + { + if (i <= 0 || i > n) + unknown_rhs(i); + tag = pitem[nitems + i - n - 1]->tag; + if (tag == 0) + untyped_rhs(i, pitem[nitems + i - n - 1]->name); + fprintf(f, "yystack.l_mark[%d].%s", i - n, tag); + } + else + { + if (i > n) + dollar_warning(lineno, i); + fprintf(f, "yystack.l_mark[%d]", i - n); + } + goto loop; + } + else if (cptr[1] == '-') + { + cptr += 2; + i = get_number(); + if (ntags) + unknown_rhs(-i); + fprintf(f, "yystack.l_mark[%d]", -i - n); + goto loop; + } + } + if (isalpha(c) || c == '_' || c == '$') + { + do + { + putc(c, f); + c = *++cptr; + } + while (isalnum(c) || c == '_' || c == '$'); + goto loop; + } + putc(c, f); + ++cptr; + switch (c) + { + case '\n': + next_line: + get_line(); + if (line) + goto loop; + unterminated_action(a_lineno, a_line, a_cptr); + + case ';': + if (depth > 0) + goto loop; + fprintf(f, "\nbreak;\n"); + free(a_line); + return; + + case L_CURL: + ++depth; + goto loop; + + case R_CURL: + if (--depth > 0) + goto loop; + fprintf(f, "\nbreak;\n"); + free(a_line); + return; + + case '\'': + case '"': + { + int s_lineno = lineno; + char *s_line = dup_line(); + char *s_cptr = s_line + (cptr - line - 1); + + quote = c; + for (;;) + { + c = *cptr++; + putc(c, f); + if (c == quote) + { + FREE(s_line); + goto loop; + } + if (c == '\n') + unterminated_string(s_lineno, s_line, s_cptr); + if (c == '\\') + { + c = *cptr++; + putc(c, f); + if (c == '\n') + { + get_line(); + if (line == 0) + unterminated_string(s_lineno, s_line, s_cptr); + } + } + } + } + + case '/': + c = *cptr; + if (c == '/') + { + putc('*', f); + while ((c = *++cptr) != '\n') + { + if (c == '*' && cptr[1] == '/') + fprintf(f, "* "); + else + putc(c, f); + } + fprintf(f, "*/\n"); + goto next_line; + } + if (c == '*') + { + int c_lineno = lineno; + char *c_line = dup_line(); + char *c_cptr = c_line + (cptr - line - 1); + + putc('*', f); + ++cptr; + for (;;) + { + c = *cptr++; + putc(c, f); + if (c == '*' && *cptr == '/') + { + putc('/', f); + ++cptr; + FREE(c_line); + goto loop; + } + if (c == '\n') + { + get_line(); + if (line == 0) + unterminated_comment(c_lineno, c_line, c_cptr); + } + } + } + goto loop; + + default: + goto loop; + } +} + +static int +mark_symbol(void) +{ + int c; + bucket *bp; + + c = cptr[1]; + if (c == '%' || c == '\\') + { + cptr += 2; + return (1); + } + + if (c == '=') + cptr += 2; + else if ((c == 'p' || c == 'P') && + ((c = cptr[2]) == 'r' || c == 'R') && + ((c = cptr[3]) == 'e' || c == 'E') && + ((c = cptr[4]) == 'c' || c == 'C') && + ((c = cptr[5], !IS_IDENT(c)))) + cptr += 5; + else + syntax_error(lineno, line, cptr); + + c = nextc(); + if (isalpha(c) || c == '_' || c == '.' || c == '$') + bp = get_name(); + else if (c == '\'' || c == '"') + bp = get_literal(); + else + { + syntax_error(lineno, line, cptr); + /*NOTREACHED */ + } + + if (rprec[nrules] != UNDEFINED && bp->prec != rprec[nrules]) + prec_redeclared(); + + rprec[nrules] = bp->prec; + rassoc[nrules] = bp->assoc; + return (0); +} + +static void +read_grammar(void) +{ + int c; + + initialize_grammar(); + advance_to_start(); + + for (;;) + { + c = nextc(); + if (c == EOF) + break; + if (isalpha(c) + || c == '_' + || c == '.' + || c == '$' + || c == '\'' + || c == '"') + add_symbol(); + else if (c == L_CURL || c == '=') + copy_action(); + else if (c == '|') + { + end_rule(); + start_rule(plhs[nrules - 1], 0); + ++cptr; + } + else if (c == '%') + { + if (mark_symbol()) + break; + } + else + syntax_error(lineno, line, cptr); + } + end_rule(); +} + +static void +free_tags(void) +{ + int i; + + if (tag_table == 0) + return; + + for (i = 0; i < ntags; ++i) + { + assert(tag_table[i]); + FREE(tag_table[i]); + } + FREE(tag_table); +} + +static void +pack_names(void) +{ + bucket *bp; + char *p, *s, *t; + + name_pool_size = 13; /* 13 == sizeof("$end") + sizeof("$accept") */ + for (bp = first_symbol; bp; bp = bp->next) + name_pool_size += strlen(bp->name) + 1; + + name_pool = MALLOC(name_pool_size); + NO_SPACE(name_pool); + + strcpy(name_pool, "$accept"); + strcpy(name_pool + 8, "$end"); + t = name_pool + 13; + for (bp = first_symbol; bp; bp = bp->next) + { + p = t; + s = bp->name; + while ((*t++ = *s++) != 0) + continue; + FREE(bp->name); + bp->name = p; + } +} + +static void +check_symbols(void) +{ + bucket *bp; + + if (goal->class == UNKNOWN) + undefined_goal(goal->name); + + for (bp = first_symbol; bp; bp = bp->next) + { + if (bp->class == UNKNOWN) + { + undefined_symbol_warning(bp->name); + bp->class = TERM; + } + } +} + +static void +protect_string(char *src, char **des) +{ + unsigned len; + char *s; + char *d; + + *des = src; + if (src) + { + len = 1; + s = src; + while (*s) + { + if ('\\' == *s || '"' == *s) + len++; + s++; + len++; + } + + *des = d = (char *)MALLOC(len); + NO_SPACE(d); + + s = src; + while (*s) + { + if ('\\' == *s || '"' == *s) + *d++ = '\\'; + *d++ = *s++; + } + *d = '\0'; + } +} + +static void +pack_symbols(void) +{ + bucket *bp; + bucket **v; + Value_t i, j, k, n; + + nsyms = 2; + ntokens = 1; + for (bp = first_symbol; bp; bp = bp->next) + { + ++nsyms; + if (bp->class == TERM) + ++ntokens; + } + start_symbol = (Value_t) ntokens; + nvars = nsyms - ntokens; + + symbol_name = (char **)MALLOC((unsigned)nsyms * sizeof(char *)); + NO_SPACE(symbol_name); + + symbol_value = (short *)MALLOC((unsigned)nsyms * sizeof(short)); + NO_SPACE(symbol_value); + + symbol_prec = (short *)MALLOC((unsigned)nsyms * sizeof(short)); + NO_SPACE(symbol_prec); + + symbol_assoc = MALLOC(nsyms); + NO_SPACE(symbol_assoc); + + v = (bucket **)MALLOC((unsigned)nsyms * sizeof(bucket *)); + NO_SPACE(v); + + v[0] = 0; + v[start_symbol] = 0; + + i = 1; + j = (Value_t) (start_symbol + 1); + for (bp = first_symbol; bp; bp = bp->next) + { + if (bp->class == TERM) + v[i++] = bp; + else + v[j++] = bp; + } + assert(i == ntokens && j == nsyms); + + for (i = 1; i < ntokens; ++i) + v[i]->index = i; + + goal->index = (Index_t) (start_symbol + 1); + k = (Value_t) (start_symbol + 2); + while (++i < nsyms) + if (v[i] != goal) + { + v[i]->index = k; + ++k; + } + + goal->value = 0; + k = 1; + for (i = (Value_t) (start_symbol + 1); i < nsyms; ++i) + { + if (v[i] != goal) + { + v[i]->value = k; + ++k; + } + } + + k = 0; + for (i = 1; i < ntokens; ++i) + { + n = v[i]->value; + if (n > 256) + { + for (j = k++; j > 0 && symbol_value[j - 1] > n; --j) + symbol_value[j] = symbol_value[j - 1]; + symbol_value[j] = n; + } + } + + assert(v[1] != 0); + + if (v[1]->value == UNDEFINED) + v[1]->value = 256; + + j = 0; + n = 257; + for (i = 2; i < ntokens; ++i) + { + if (v[i]->value == UNDEFINED) + { + while (j < k && n == symbol_value[j]) + { + while (++j < k && n == symbol_value[j]) + continue; + ++n; + } + v[i]->value = n; + ++n; + } + } + + symbol_name[0] = name_pool + 8; + symbol_value[0] = 0; + symbol_prec[0] = 0; + symbol_assoc[0] = TOKEN; + for (i = 1; i < ntokens; ++i) + { + symbol_name[i] = v[i]->name; + symbol_value[i] = v[i]->value; + symbol_prec[i] = v[i]->prec; + symbol_assoc[i] = v[i]->assoc; + } + symbol_name[start_symbol] = name_pool; + symbol_value[start_symbol] = -1; + symbol_prec[start_symbol] = 0; + symbol_assoc[start_symbol] = TOKEN; + for (++i; i < nsyms; ++i) + { + k = v[i]->index; + symbol_name[k] = v[i]->name; + symbol_value[k] = v[i]->value; + symbol_prec[k] = v[i]->prec; + symbol_assoc[k] = v[i]->assoc; + } + + if (gflag) + { + symbol_pname = (char **)MALLOC((unsigned)nsyms * sizeof(char *)); + NO_SPACE(symbol_pname); + + for (i = 0; i < nsyms; ++i) + protect_string(symbol_name[i], &(symbol_pname[i])); + } + + FREE(v); +} + +static void +pack_grammar(void) +{ + int i; + Value_t j; + Assoc_t assoc; + Value_t prec2; + + ritem = (short *)MALLOC((unsigned)nitems * sizeof(short)); + NO_SPACE(ritem); + + rlhs = (short *)MALLOC((unsigned)nrules * sizeof(short)); + NO_SPACE(rlhs); + + rrhs = (short *)MALLOC((unsigned)(nrules + 1) * sizeof(short)); + NO_SPACE(rrhs); + + rprec = (short *)REALLOC(rprec, (unsigned)nrules * sizeof(short)); + NO_SPACE(rprec); + + rassoc = REALLOC(rassoc, nrules); + NO_SPACE(rassoc); + + ritem[0] = -1; + ritem[1] = goal->index; + ritem[2] = 0; + ritem[3] = -2; + rlhs[0] = 0; + rlhs[1] = 0; + rlhs[2] = start_symbol; + rrhs[0] = 0; + rrhs[1] = 0; + rrhs[2] = 1; + + j = 4; + for (i = 3; i < nrules; ++i) + { + rlhs[i] = plhs[i]->index; + rrhs[i] = j; + assoc = TOKEN; + prec2 = 0; + while (pitem[j]) + { + ritem[j] = pitem[j]->index; + if (pitem[j]->class == TERM) + { + prec2 = pitem[j]->prec; + assoc = pitem[j]->assoc; + } + ++j; + } + ritem[j] = (Value_t) - i; + ++j; + if (rprec[i] == UNDEFINED) + { + rprec[i] = prec2; + rassoc[i] = assoc; + } + } + rrhs[i] = j; + + FREE(plhs); + FREE(pitem); +} + +static void +print_grammar(void) +{ + int i, k; + size_t j, spacing = 0; + FILE *f = verbose_file; + + if (!vflag) + return; + + k = 1; + for (i = 2; i < nrules; ++i) + { + if (rlhs[i] != rlhs[i - 1]) + { + if (i != 2) + fprintf(f, "\n"); + fprintf(f, "%4d %s :", i - 2, symbol_name[rlhs[i]]); + spacing = strlen(symbol_name[rlhs[i]]) + 1; + } + else + { + fprintf(f, "%4d ", i - 2); + j = spacing; + while (j-- != 0) + putc(' ', f); + putc('|', f); + } + + while (ritem[k] >= 0) + { + fprintf(f, " %s", symbol_name[ritem[k]]); + ++k; + } + ++k; + putc('\n', f); + } +} + +void +reader(void) +{ + write_section(code_file, banner); + create_symbol_table(); + read_declarations(); + read_grammar(); + free_symbol_table(); + free_tags(); + pack_names(); + check_symbols(); + pack_symbols(); + pack_grammar(); + free_symbols(); + print_grammar(); +} + +#ifdef NO_LEAKS +static param * +free_declarations(param * list) +{ + while (list != 0) + { + param *next = list->next; + free(list->type); + free(list->name); + free(list->type2); + free(list); + list = next; + } + return list; +} + +void +reader_leaks(void) +{ + lex_param = free_declarations(lex_param); + parse_param = free_declarations(parse_param); + + DO_FREE(line); + DO_FREE(rrhs); + DO_FREE(rlhs); + DO_FREE(rprec); + DO_FREE(ritem); + DO_FREE(rassoc); + DO_FREE(cache); + DO_FREE(name_pool); + DO_FREE(symbol_name); + DO_FREE(symbol_prec); + DO_FREE(symbol_assoc); + DO_FREE(symbol_value); +} +#endif diff --git a/skeleton.c b/skeleton.c new file mode 100644 index 000000000000..48ae6949aa94 --- /dev/null +++ b/skeleton.c @@ -0,0 +1,439 @@ +/* $Id: skeleton.c,v 1.31 2011/09/07 09:37:59 tom Exp $ */ + +#include "defs.h" + +/* The definition of yysccsid in the banner should be replaced with */ +/* a #pragma ident directive if the target C compiler supports */ +/* #pragma ident directives. */ +/* */ +/* If the skeleton is changed, the banner should be changed so that */ +/* the altered version can be easily distinguished from the original. */ +/* */ +/* The #defines included with the banner are there because they are */ +/* useful in subsequent code. The macros #defined in the header or */ +/* the body either are not useful outside of semantic actions or */ +/* are conditional. */ + +const char *const banner[] = +{ + "#ifndef lint", + "static const char yysccsid[] = \"@(#)yaccpar 1.9 (Berkeley) 02/21/93\";", + "#endif", + "", + "#define YYBYACC 1", + CONCAT1("#define YYMAJOR ", YYMAJOR), + CONCAT1("#define YYMINOR ", YYMINOR), +#ifdef YYPATCH + CONCAT1("#define YYPATCH ", YYPATCH), +#endif + "", + "#define YYEMPTY (-1)", + "#define yyclearin (yychar = YYEMPTY)", + "#define yyerrok (yyerrflag = 0)", + "#define YYRECOVERING() (yyerrflag != 0)", + "", + 0 +}; + +const char *const xdecls[] = +{ + "", + "extern int YYPARSE_DECL();", + 0 +}; + +const char *const tables[] = +{ + "extern short yylhs[];", + "extern short yylen[];", + "extern short yydefred[];", + "extern short yydgoto[];", + "extern short yysindex[];", + "extern short yyrindex[];", + "extern short yygindex[];", + "extern short yytable[];", + "extern short yycheck[];", + "", + "#if YYDEBUG", + "extern char *yyname[];", + "extern char *yyrule[];", + "#endif", + 0 +}; + +const char *const global_vars[] = +{ + "", + "int yydebug;", + "int yynerrs;", + 0 +}; + +const char *const impure_vars[] = +{ + "", + "int yyerrflag;", + "int yychar;", + "YYSTYPE yyval;", + "YYSTYPE yylval;", + 0 +}; + +const char *const hdr_defs[] = +{ + "", + "/* define the initial stack-sizes */", + "#ifdef YYSTACKSIZE", + "#undef YYMAXDEPTH", + "#define YYMAXDEPTH YYSTACKSIZE", + "#else", + "#ifdef YYMAXDEPTH", + "#define YYSTACKSIZE YYMAXDEPTH", + "#else", + "#define YYSTACKSIZE 500", + "#define YYMAXDEPTH 500", + "#endif", + "#endif", + "", + "#define YYINITSTACKSIZE 500", + "", + "typedef struct {", + " unsigned stacksize;", + " short *s_base;", + " short *s_mark;", + " short *s_last;", + " YYSTYPE *l_base;", + " YYSTYPE *l_mark;", + "} YYSTACKDATA;", + 0 +}; + +const char *const hdr_vars[] = +{ + "/* variables for the parser stack */", + "static YYSTACKDATA yystack;", + 0 +}; + +const char *const body_vars[] = +{ + " int yyerrflag;", + " int yychar;", + " YYSTYPE yyval;", + " YYSTYPE yylval;", + "", + " /* variables for the parser stack */", + " YYSTACKDATA yystack;", + 0 +}; + +const char *const body_1[] = +{ + "", + "#if YYDEBUG", + "#include /* needed for printf */", + "#endif", + "", + "#include /* needed for malloc, etc */", + "#include /* needed for memset */", + "", + "/* allocate initial stack or double stack size, up to YYMAXDEPTH */", + "static int yygrowstack(YYSTACKDATA *data)", + "{", + " int i;", + " unsigned newsize;", + " short *newss;", + " YYSTYPE *newvs;", + "", + " if ((newsize = data->stacksize) == 0)", + " newsize = YYINITSTACKSIZE;", + " else if (newsize >= YYMAXDEPTH)", + " return -1;", + " else if ((newsize *= 2) > YYMAXDEPTH)", + " newsize = YYMAXDEPTH;", + "", + " i = data->s_mark - data->s_base;", + " newss = (short *)realloc(data->s_base, newsize * sizeof(*newss));", + " if (newss == 0)", + " return -1;", + "", + " data->s_base = newss;", + " data->s_mark = newss + i;", + "", + " newvs = (YYSTYPE *)realloc(data->l_base, newsize * sizeof(*newvs));", + " if (newvs == 0)", + " return -1;", + "", + " data->l_base = newvs;", + " data->l_mark = newvs + i;", + "", + " data->stacksize = newsize;", + " data->s_last = data->s_base + newsize - 1;", + " return 0;", + "}", + "", + "#if YYPURE || defined(YY_NO_LEAKS)", + "static void yyfreestack(YYSTACKDATA *data)", + "{", + " free(data->s_base);", + " free(data->l_base);", + " memset(data, 0, sizeof(*data));", + "}", + "#else", + "#define yyfreestack(data) /* nothing */", + "#endif", + "", + "#define YYABORT goto yyabort", + "#define YYREJECT goto yyabort", + "#define YYACCEPT goto yyaccept", + "#define YYERROR goto yyerrlab", + "", + "int", + "YYPARSE_DECL()", + "{", + 0 +}; + +const char *const body_2[] = +{ + " int yym, yyn, yystate;", + "#if YYDEBUG", + " const char *yys;", + "", + " if ((yys = getenv(\"YYDEBUG\")) != 0)", + " {", + " yyn = *yys;", + " if (yyn >= '0' && yyn <= '9')", + " yydebug = yyn - '0';", + " }", + "#endif", + "", + " yynerrs = 0;", + " yyerrflag = 0;", + " yychar = YYEMPTY;", + " yystate = 0;", + "", + "#if YYPURE", + " memset(&yystack, 0, sizeof(yystack));", + "#endif", + "", + " if (yystack.s_base == NULL && yygrowstack(&yystack)) goto yyoverflow;", + " yystack.s_mark = yystack.s_base;", + " yystack.l_mark = yystack.l_base;", + " yystate = 0;", + " *yystack.s_mark = 0;", + "", + "yyloop:", + " if ((yyn = yydefred[yystate]) != 0) goto yyreduce;", + " if (yychar < 0)", + " {", + " if ((yychar = YYLEX) < 0) yychar = 0;", + "#if YYDEBUG", + " if (yydebug)", + " {", + " yys = 0;", + " if (yychar <= YYMAXTOKEN) yys = yyname[yychar];", + " if (!yys) yys = \"illegal-symbol\";", + " printf(\"%sdebug: state %d, reading %d (%s)\\n\",", + " YYPREFIX, yystate, yychar, yys);", + " }", + "#endif", + " }", + " if ((yyn = yysindex[yystate]) && (yyn += yychar) >= 0 &&", + " yyn <= YYTABLESIZE && yycheck[yyn] == yychar)", + " {", + "#if YYDEBUG", + " if (yydebug)", + " printf(\"%sdebug: state %d, shifting to state %d\\n\",", + " YYPREFIX, yystate, yytable[yyn]);", + "#endif", + " if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack))", + " {", + " goto yyoverflow;", + " }", + " yystate = yytable[yyn];", + " *++yystack.s_mark = yytable[yyn];", + " *++yystack.l_mark = yylval;", + " yychar = YYEMPTY;", + " if (yyerrflag > 0) --yyerrflag;", + " goto yyloop;", + " }", + " if ((yyn = yyrindex[yystate]) && (yyn += yychar) >= 0 &&", + " yyn <= YYTABLESIZE && yycheck[yyn] == yychar)", + " {", + " yyn = yytable[yyn];", + " goto yyreduce;", + " }", + " if (yyerrflag) goto yyinrecovery;", + "", + 0 +}; + +const char *const body_3[] = +{ + "", + " goto yyerrlab;", + "", + "yyerrlab:", + " ++yynerrs;", + "", + "yyinrecovery:", + " if (yyerrflag < 3)", + " {", + " yyerrflag = 3;", + " for (;;)", + " {", + " if ((yyn = yysindex[*yystack.s_mark]) && (yyn += YYERRCODE) >= 0 &&", + " yyn <= YYTABLESIZE && yycheck[yyn] == YYERRCODE)", + " {", + "#if YYDEBUG", + " if (yydebug)", + " printf(\"%sdebug: state %d, error recovery shifting\\", + " to state %d\\n\", YYPREFIX, *yystack.s_mark, yytable[yyn]);", + "#endif", + " if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack))", + " {", + " goto yyoverflow;", + " }", + " yystate = yytable[yyn];", + " *++yystack.s_mark = yytable[yyn];", + " *++yystack.l_mark = yylval;", + " goto yyloop;", + " }", + " else", + " {", + "#if YYDEBUG", + " if (yydebug)", + " printf(\"%sdebug: error recovery discarding state %d\ +\\n\",", + " YYPREFIX, *yystack.s_mark);", + "#endif", + " if (yystack.s_mark <= yystack.s_base) goto yyabort;", + " --yystack.s_mark;", + " --yystack.l_mark;", + " }", + " }", + " }", + " else", + " {", + " if (yychar == 0) goto yyabort;", + "#if YYDEBUG", + " if (yydebug)", + " {", + " yys = 0;", + " if (yychar <= YYMAXTOKEN) yys = yyname[yychar];", + " if (!yys) yys = \"illegal-symbol\";", + " printf(\"%sdebug: state %d, error recovery discards token %d\ + (%s)\\n\",", + " YYPREFIX, yystate, yychar, yys);", + " }", + "#endif", + " yychar = YYEMPTY;", + " goto yyloop;", + " }", + "", + "yyreduce:", + "#if YYDEBUG", + " if (yydebug)", + " printf(\"%sdebug: state %d, reducing by rule %d (%s)\\n\",", + " YYPREFIX, yystate, yyn, yyrule[yyn]);", + "#endif", + " yym = yylen[yyn];", + " if (yym)", + " yyval = yystack.l_mark[1-yym];", + " else", + " memset(&yyval, 0, sizeof yyval);", + " switch (yyn)", + " {", + 0 +}; + +const char *const trailer[] = +{ + " }", + " yystack.s_mark -= yym;", + " yystate = *yystack.s_mark;", + " yystack.l_mark -= yym;", + " yym = yylhs[yyn];", + " if (yystate == 0 && yym == 0)", + " {", + "#if YYDEBUG", + " if (yydebug)", + " printf(\"%sdebug: after reduction, shifting from state 0 to\\", + " state %d\\n\", YYPREFIX, YYFINAL);", + "#endif", + " yystate = YYFINAL;", + " *++yystack.s_mark = YYFINAL;", + " *++yystack.l_mark = yyval;", + " if (yychar < 0)", + " {", + " if ((yychar = YYLEX) < 0) yychar = 0;", + "#if YYDEBUG", + " if (yydebug)", + " {", + " yys = 0;", + " if (yychar <= YYMAXTOKEN) yys = yyname[yychar];", + " if (!yys) yys = \"illegal-symbol\";", + " printf(\"%sdebug: state %d, reading %d (%s)\\n\",", + " YYPREFIX, YYFINAL, yychar, yys);", + " }", + "#endif", + " }", + " if (yychar == 0) goto yyaccept;", + " goto yyloop;", + " }", + " if ((yyn = yygindex[yym]) && (yyn += yystate) >= 0 &&", + " yyn <= YYTABLESIZE && yycheck[yyn] == yystate)", + " yystate = yytable[yyn];", + " else", + " yystate = yydgoto[yym];", + "#if YYDEBUG", + " if (yydebug)", + " printf(\"%sdebug: after reduction, shifting from state %d \\", + "to state %d\\n\", YYPREFIX, *yystack.s_mark, yystate);", + "#endif", + " if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack))", + " {", + " goto yyoverflow;", + " }", + " *++yystack.s_mark = (short) yystate;", + " *++yystack.l_mark = yyval;", + " goto yyloop;", + "", + "yyoverflow:", + 0 +}; + +const char *const trailer_2[] = +{ + "", + "yyabort:", + " yyfreestack(&yystack);", + " return (1);", + "", + "yyaccept:", + " yyfreestack(&yystack);", + " return (0);", + "}", + 0 +}; + +void +write_section(FILE * fp, const char *const section[]) +{ + int c; + int i; + const char *s; + + for (i = 0; (s = section[i]) != 0; ++i) + { + while ((c = *s) != 0) + { + putc(c, fp); + ++s; + } + if (fp == code_file) + ++outline; + putc('\n', fp); + } +} diff --git a/symtab.c b/symtab.c new file mode 100644 index 000000000000..1327eaffc33d --- /dev/null +++ b/symtab.c @@ -0,0 +1,117 @@ +/* $Id: symtab.c,v 1.9 2010/11/24 15:12:29 tom Exp $ */ + +#include "defs.h" + +/* TABLE_SIZE is the number of entries in the symbol table. */ +/* TABLE_SIZE must be a power of two. */ + +#define TABLE_SIZE 1024 + +static bucket **symbol_table = 0; +bucket *first_symbol; +bucket *last_symbol; + +static int +hash(const char *name) +{ + const char *s; + int c, k; + + assert(name && *name); + s = name; + k = *s; + while ((c = *++s) != 0) + k = (31 * k + c) & (TABLE_SIZE - 1); + + return (k); +} + +bucket * +make_bucket(const char *name) +{ + bucket *bp; + + assert(name != 0); + + bp = (bucket *)MALLOC(sizeof(bucket)); + NO_SPACE(bp); + + bp->link = 0; + bp->next = 0; + + bp->name = MALLOC(strlen(name) + 1); + NO_SPACE(bp->name); + + bp->tag = 0; + bp->value = UNDEFINED; + bp->index = 0; + bp->prec = 0; + bp->class = UNKNOWN; + bp->assoc = TOKEN; + strcpy(bp->name, name); + + return (bp); +} + +bucket * +lookup(const char *name) +{ + bucket *bp, **bpp; + + bpp = symbol_table + hash(name); + bp = *bpp; + + while (bp) + { + if (strcmp(name, bp->name) == 0) + return (bp); + bpp = &bp->link; + bp = *bpp; + } + + *bpp = bp = make_bucket(name); + last_symbol->next = bp; + last_symbol = bp; + + return (bp); +} + +void +create_symbol_table(void) +{ + int i; + bucket *bp; + + symbol_table = (bucket **)MALLOC(TABLE_SIZE * sizeof(bucket *)); + NO_SPACE(symbol_table); + + for (i = 0; i < TABLE_SIZE; i++) + symbol_table[i] = 0; + + bp = make_bucket("error"); + bp->index = 1; + bp->class = TERM; + + first_symbol = bp; + last_symbol = bp; + symbol_table[hash("error")] = bp; +} + +void +free_symbol_table(void) +{ + FREE(symbol_table); + symbol_table = 0; +} + +void +free_symbols(void) +{ + bucket *p, *q; + + for (p = first_symbol; p; p = q) + { + q = p->next; + FREE(p); + } +} diff --git a/test/README b/test/README new file mode 100644 index 000000000000..c9133c5bc876 --- /dev/null +++ b/test/README @@ -0,0 +1,4 @@ +-- $Id: README,v 1.1 2004/03/28 19:10:48 tom Exp $ + +The files in this directory are input (.y) and output (.output, .tab.c, .tab.h) +examples. diff --git a/test/calc.output b/test/calc.output new file mode 100644 index 000000000000..3aed47511c93 --- /dev/null +++ b/test/calc.output @@ -0,0 +1,461 @@ + 0 $accept : list $end + + 1 list : + 2 | list stat '\n' + 3 | list error '\n' + + 4 stat : expr + 5 | LETTER '=' expr + + 6 expr : '(' expr ')' + 7 | expr '+' expr + 8 | expr '-' expr + 9 | expr '*' expr + 10 | expr '/' expr + 11 | expr '%' expr + 12 | expr '&' expr + 13 | expr '|' expr + 14 | '-' expr + 15 | LETTER + 16 | number + + 17 number : DIGIT + 18 | number DIGIT + +state 0 + $accept : . list $end (0) + list : . (1) + + . reduce 1 + + list goto 1 + + +state 1 + $accept : list . $end (0) + list : list . stat '\n' (2) + list : list . error '\n' (3) + + $end accept + error shift 2 + DIGIT shift 3 + LETTER shift 4 + '-' shift 5 + '(' shift 6 + . error + + stat goto 7 + expr goto 8 + number goto 9 + + +state 2 + list : list error . '\n' (3) + + '\n' shift 10 + . error + + +state 3 + number : DIGIT . (17) + + . reduce 17 + + +state 4 + stat : LETTER . '=' expr (5) + expr : LETTER . (15) + + '=' shift 11 + '|' reduce 15 + '&' reduce 15 + '+' reduce 15 + '-' reduce 15 + '*' reduce 15 + '/' reduce 15 + '%' reduce 15 + '\n' reduce 15 + + +state 5 + expr : '-' . expr (14) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 13 + number goto 9 + + +state 6 + expr : '(' . expr ')' (6) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 14 + number goto 9 + + +state 7 + list : list stat . '\n' (2) + + '\n' shift 15 + . error + + +state 8 + stat : expr . (4) + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + + '|' shift 16 + '&' shift 17 + '+' shift 18 + '-' shift 19 + '*' shift 20 + '/' shift 21 + '%' shift 22 + '\n' reduce 4 + + +state 9 + expr : number . (16) + number : number . DIGIT (18) + + DIGIT shift 23 + '|' reduce 16 + '&' reduce 16 + '+' reduce 16 + '-' reduce 16 + '*' reduce 16 + '/' reduce 16 + '%' reduce 16 + '\n' reduce 16 + ')' reduce 16 + + +state 10 + list : list error '\n' . (3) + + . reduce 3 + + +state 11 + stat : LETTER '=' . expr (5) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 24 + number goto 9 + + +state 12 + expr : LETTER . (15) + + . reduce 15 + + +state 13 + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + expr : '-' expr . (14) + + . reduce 14 + + +state 14 + expr : '(' expr . ')' (6) + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + + '|' shift 16 + '&' shift 17 + '+' shift 18 + '-' shift 19 + '*' shift 20 + '/' shift 21 + '%' shift 22 + ')' shift 25 + . error + + +state 15 + list : list stat '\n' . (2) + + . reduce 2 + + +state 16 + expr : expr '|' . expr (13) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 26 + number goto 9 + + +state 17 + expr : expr '&' . expr (12) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 27 + number goto 9 + + +state 18 + expr : expr '+' . expr (7) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 28 + number goto 9 + + +state 19 + expr : expr '-' . expr (8) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 29 + number goto 9 + + +state 20 + expr : expr '*' . expr (9) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 30 + number goto 9 + + +state 21 + expr : expr '/' . expr (10) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 31 + number goto 9 + + +state 22 + expr : expr '%' . expr (11) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 32 + number goto 9 + + +state 23 + number : number DIGIT . (18) + + . reduce 18 + + +state 24 + stat : LETTER '=' expr . (5) + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + + '|' shift 16 + '&' shift 17 + '+' shift 18 + '-' shift 19 + '*' shift 20 + '/' shift 21 + '%' shift 22 + '\n' reduce 5 + + +state 25 + expr : '(' expr ')' . (6) + + . reduce 6 + + +state 26 + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + expr : expr '|' expr . (13) + + '&' shift 17 + '+' shift 18 + '-' shift 19 + '*' shift 20 + '/' shift 21 + '%' shift 22 + '|' reduce 13 + '\n' reduce 13 + ')' reduce 13 + + +state 27 + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr '&' expr . (12) + expr : expr . '|' expr (13) + + '+' shift 18 + '-' shift 19 + '*' shift 20 + '/' shift 21 + '%' shift 22 + '|' reduce 12 + '&' reduce 12 + '\n' reduce 12 + ')' reduce 12 + + +state 28 + expr : expr . '+' expr (7) + expr : expr '+' expr . (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + + '*' shift 20 + '/' shift 21 + '%' shift 22 + '|' reduce 7 + '&' reduce 7 + '+' reduce 7 + '-' reduce 7 + '\n' reduce 7 + ')' reduce 7 + + +state 29 + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr '-' expr . (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + + '*' shift 20 + '/' shift 21 + '%' shift 22 + '|' reduce 8 + '&' reduce 8 + '+' reduce 8 + '-' reduce 8 + '\n' reduce 8 + ')' reduce 8 + + +state 30 + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr '*' expr . (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + + . reduce 9 + + +state 31 + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr '/' expr . (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + + . reduce 10 + + +state 32 + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr '%' expr . (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + + . reduce 11 + + +16 terminals, 5 nonterminals +19 grammar rules, 33 states diff --git a/test/calc.tab.c b/test/calc.tab.c new file mode 100644 index 000000000000..de039ec8f263 --- /dev/null +++ b/test/calc.tab.c @@ -0,0 +1,673 @@ +#ifndef lint +static const char yysccsid[] = "@(#)yaccpar 1.9 (Berkeley) 02/21/93"; +#endif + +#define YYBYACC 1 +#define YYMAJOR 1 +#define YYMINOR 9 + +#define YYEMPTY (-1) +#define yyclearin (yychar = YYEMPTY) +#define yyerrok (yyerrflag = 0) +#define YYRECOVERING() (yyerrflag != 0) + + +#ifndef yyparse +#define yyparse calc_parse +#endif /* yyparse */ + +#ifndef yylex +#define yylex calc_lex +#endif /* yylex */ + +#ifndef yyerror +#define yyerror calc_error +#endif /* yyerror */ + +#ifndef yychar +#define yychar calc_char +#endif /* yychar */ + +#ifndef yyval +#define yyval calc_val +#endif /* yyval */ + +#ifndef yylval +#define yylval calc_lval +#endif /* yylval */ + +#ifndef yydebug +#define yydebug calc_debug +#endif /* yydebug */ + +#ifndef yynerrs +#define yynerrs calc_nerrs +#endif /* yynerrs */ + +#ifndef yyerrflag +#define yyerrflag calc_errflag +#endif /* yyerrflag */ + +#ifndef yylhs +#define yylhs calc_lhs +#endif /* yylhs */ + +#ifndef yylen +#define yylen calc_len +#endif /* yylen */ + +#ifndef yydefred +#define yydefred calc_defred +#endif /* yydefred */ + +#ifndef yydgoto +#define yydgoto calc_dgoto +#endif /* yydgoto */ + +#ifndef yysindex +#define yysindex calc_sindex +#endif /* yysindex */ + +#ifndef yyrindex +#define yyrindex calc_rindex +#endif /* yyrindex */ + +#ifndef yygindex +#define yygindex calc_gindex +#endif /* yygindex */ + +#ifndef yytable +#define yytable calc_table +#endif /* yytable */ + +#ifndef yycheck +#define yycheck calc_check +#endif /* yycheck */ + +#ifndef yyname +#define yyname calc_name +#endif /* yyname */ + +#ifndef yyrule +#define yyrule calc_rule +#endif /* yyrule */ +#define YYPREFIX "calc_" + +#define YYPURE 0 + +#line 2 "calc.y" +# include +# include + +int regs[26]; +int base; + +extern int yylex(void); +static void yyerror(const char *s); + +#line 109 "calc.tab.c" + +#ifndef YYSTYPE +typedef int YYSTYPE; +#endif + +/* compatibility with bison */ +#ifdef YYPARSE_PARAM +/* compatibility with FreeBSD */ +# ifdef YYPARSE_PARAM_TYPE +# define YYPARSE_DECL() yyparse(YYPARSE_PARAM_TYPE YYPARSE_PARAM) +# else +# define YYPARSE_DECL() yyparse(void *YYPARSE_PARAM) +# endif +#else +# define YYPARSE_DECL() yyparse(void) +#endif + +/* Parameters sent to lex. */ +#ifdef YYLEX_PARAM +# define YYLEX_DECL() yylex(void *YYLEX_PARAM) +# define YYLEX yylex(YYLEX_PARAM) +#else +# define YYLEX_DECL() yylex(void) +# define YYLEX yylex() +#endif + +/* Parameters sent to yyerror. */ +#ifndef YYERROR_DECL +#define YYERROR_DECL() yyerror(const char *s) +#endif +#ifndef YYERROR_CALL +#define YYERROR_CALL(msg) yyerror(msg) +#endif + +extern int YYPARSE_DECL(); + +#define DIGIT 257 +#define LETTER 258 +#define UMINUS 259 +#define YYERRCODE 256 +static const short calc_lhs[] = { -1, + 0, 0, 0, 1, 1, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 3, 3, +}; +static const short calc_len[] = { 2, + 0, 3, 3, 1, 3, 3, 3, 3, 3, 3, + 3, 3, 3, 2, 1, 1, 1, 2, +}; +static const short calc_defred[] = { 1, + 0, 0, 17, 0, 0, 0, 0, 0, 0, 3, + 0, 15, 14, 0, 2, 0, 0, 0, 0, 0, + 0, 0, 18, 0, 6, 0, 0, 0, 0, 9, + 10, 11, +}; +static const short calc_dgoto[] = { 1, + 7, 8, 9, +}; +static const short calc_sindex[] = { 0, + -40, -7, 0, -55, -38, -38, 1, -29, -247, 0, + -38, 0, 0, 22, 0, -38, -38, -38, -38, -38, + -38, -38, 0, -29, 0, 51, 60, -20, -20, 0, + 0, 0, +}; +static const short calc_rindex[] = { 0, + 0, 0, 0, 2, 0, 0, 0, 9, -9, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 10, 0, -6, 14, 5, 13, 0, + 0, 0, +}; +static const short calc_gindex[] = { 0, + 0, 65, 0, +}; +#define YYTABLESIZE 220 +static const short calc_table[] = { 6, + 16, 6, 10, 13, 5, 11, 5, 22, 17, 23, + 15, 15, 20, 18, 7, 19, 22, 21, 4, 5, + 0, 20, 8, 12, 0, 0, 21, 16, 16, 0, + 0, 16, 16, 16, 13, 16, 0, 16, 15, 15, + 0, 0, 7, 15, 15, 7, 15, 7, 15, 7, + 8, 12, 0, 8, 12, 8, 0, 8, 22, 17, + 0, 0, 25, 20, 18, 0, 19, 0, 21, 13, + 14, 0, 0, 0, 0, 24, 0, 0, 0, 0, + 26, 27, 28, 29, 30, 31, 32, 22, 17, 0, + 0, 0, 20, 18, 16, 19, 22, 21, 0, 0, + 0, 20, 18, 0, 19, 0, 21, 0, 0, 0, + 0, 0, 0, 0, 16, 0, 0, 13, 0, 0, + 0, 0, 0, 0, 0, 15, 0, 0, 7, 0, + 0, 0, 0, 0, 0, 0, 8, 12, 0, 0, + 0, 0, 0, 0, 0, 16, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 2, 3, 4, 3, 12, +}; +static const short calc_check[] = { 40, + 10, 40, 10, 10, 45, 61, 45, 37, 38, 257, + 10, 10, 42, 43, 10, 45, 37, 47, 10, 10, + -1, 42, 10, 10, -1, -1, 47, 37, 38, -1, + -1, 41, 42, 43, 41, 45, -1, 47, 37, 38, + -1, -1, 38, 42, 43, 41, 45, 43, 47, 45, + 38, 38, -1, 41, 41, 43, -1, 45, 37, 38, + -1, -1, 41, 42, 43, -1, 45, -1, 47, 5, + 6, -1, -1, -1, -1, 11, -1, -1, -1, -1, + 16, 17, 18, 19, 20, 21, 22, 37, 38, -1, + -1, -1, 42, 43, 124, 45, 37, 47, -1, -1, + -1, 42, 43, -1, 45, -1, 47, -1, -1, -1, + -1, -1, -1, -1, 124, -1, -1, 124, -1, -1, + -1, -1, -1, -1, -1, 124, -1, -1, 124, -1, + -1, -1, -1, -1, -1, -1, 124, 124, -1, -1, + -1, -1, -1, -1, -1, 124, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, 256, 257, 258, 257, 258, +}; +#define YYFINAL 1 +#ifndef YYDEBUG +#define YYDEBUG 0 +#endif +#define YYMAXTOKEN 259 +#if YYDEBUG +static const char *yyname[] = { + +"end-of-file",0,0,0,0,0,0,0,0,0,"'\\n'",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,"'%'","'&'",0,"'('","')'","'*'","'+'",0,"'-'",0,"'/'",0,0,0,0,0,0,0, +0,0,0,0,0,0,"'='",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"'|'",0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,"DIGIT","LETTER","UMINUS", +}; +static const char *yyrule[] = { +"$accept : list", +"list :", +"list : list stat '\\n'", +"list : list error '\\n'", +"stat : expr", +"stat : LETTER '=' expr", +"expr : '(' expr ')'", +"expr : expr '+' expr", +"expr : expr '-' expr", +"expr : expr '*' expr", +"expr : expr '/' expr", +"expr : expr '%' expr", +"expr : expr '&' expr", +"expr : expr '|' expr", +"expr : '-' expr", +"expr : LETTER", +"expr : number", +"number : DIGIT", +"number : number DIGIT", + +}; +#endif + +int yydebug; +int yynerrs; + +int yyerrflag; +int yychar; +YYSTYPE yyval; +YYSTYPE yylval; + +/* define the initial stack-sizes */ +#ifdef YYSTACKSIZE +#undef YYMAXDEPTH +#define YYMAXDEPTH YYSTACKSIZE +#else +#ifdef YYMAXDEPTH +#define YYSTACKSIZE YYMAXDEPTH +#else +#define YYSTACKSIZE 500 +#define YYMAXDEPTH 500 +#endif +#endif + +#define YYINITSTACKSIZE 500 + +typedef struct { + unsigned stacksize; + short *s_base; + short *s_mark; + short *s_last; + YYSTYPE *l_base; + YYSTYPE *l_mark; +} YYSTACKDATA; +/* variables for the parser stack */ +static YYSTACKDATA yystack; +#line 66 "calc.y" + /* start of programs */ + +int +main (void) +{ + while(!feof(stdin)) { + yyparse(); + } + return 0; +} + +static void +yyerror(const char *s) +{ + fprintf(stderr, "%s\n", s); +} + +int +yylex(void) +{ + /* lexical analysis routine */ + /* returns LETTER for a lower case letter, yylval = 0 through 25 */ + /* return DIGIT for a digit, yylval = 0 through 9 */ + /* all other characters are returned immediately */ + + int c; + + while( (c=getchar()) == ' ' ) { /* skip blanks */ } + + /* c is now nonblank */ + + if( islower( c )) { + yylval = c - 'a'; + return ( LETTER ); + } + if( isdigit( c )) { + yylval = c - '0'; + return ( DIGIT ); + } + return( c ); +} +#line 347 "calc.tab.c" + +#if YYDEBUG +#include /* needed for printf */ +#endif + +#include /* needed for malloc, etc */ +#include /* needed for memset */ + +/* allocate initial stack or double stack size, up to YYMAXDEPTH */ +static int yygrowstack(YYSTACKDATA *data) +{ + int i; + unsigned newsize; + short *newss; + YYSTYPE *newvs; + + if ((newsize = data->stacksize) == 0) + newsize = YYINITSTACKSIZE; + else if (newsize >= YYMAXDEPTH) + return -1; + else if ((newsize *= 2) > YYMAXDEPTH) + newsize = YYMAXDEPTH; + + i = data->s_mark - data->s_base; + newss = (short *)realloc(data->s_base, newsize * sizeof(*newss)); + if (newss == 0) + return -1; + + data->s_base = newss; + data->s_mark = newss + i; + + newvs = (YYSTYPE *)realloc(data->l_base, newsize * sizeof(*newvs)); + if (newvs == 0) + return -1; + + data->l_base = newvs; + data->l_mark = newvs + i; + + data->stacksize = newsize; + data->s_last = data->s_base + newsize - 1; + return 0; +} + +#if YYPURE || defined(YY_NO_LEAKS) +static void yyfreestack(YYSTACKDATA *data) +{ + free(data->s_base); + free(data->l_base); + memset(data, 0, sizeof(*data)); +} +#else +#define yyfreestack(data) /* nothing */ +#endif + +#define YYABORT goto yyabort +#define YYREJECT goto yyabort +#define YYACCEPT goto yyaccept +#define YYERROR goto yyerrlab + +int +YYPARSE_DECL() +{ + int yym, yyn, yystate; +#if YYDEBUG + const char *yys; + + if ((yys = getenv("YYDEBUG")) != 0) + { + yyn = *yys; + if (yyn >= '0' && yyn <= '9') + yydebug = yyn - '0'; + } +#endif + + yynerrs = 0; + yyerrflag = 0; + yychar = YYEMPTY; + yystate = 0; + +#if YYPURE + memset(&yystack, 0, sizeof(yystack)); +#endif + + if (yystack.s_base == NULL && yygrowstack(&yystack)) goto yyoverflow; + yystack.s_mark = yystack.s_base; + yystack.l_mark = yystack.l_base; + yystate = 0; + *yystack.s_mark = 0; + +yyloop: + if ((yyn = yydefred[yystate]) != 0) goto yyreduce; + if (yychar < 0) + { + if ((yychar = YYLEX) < 0) yychar = 0; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, reading %d (%s)\n", + YYPREFIX, yystate, yychar, yys); + } +#endif + } + if ((yyn = yysindex[yystate]) && (yyn += yychar) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yychar) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, shifting to state %d\n", + YYPREFIX, yystate, yytable[yyn]); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + yystate = yytable[yyn]; + *++yystack.s_mark = yytable[yyn]; + *++yystack.l_mark = yylval; + yychar = YYEMPTY; + if (yyerrflag > 0) --yyerrflag; + goto yyloop; + } + if ((yyn = yyrindex[yystate]) && (yyn += yychar) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yychar) + { + yyn = yytable[yyn]; + goto yyreduce; + } + if (yyerrflag) goto yyinrecovery; + + yyerror("syntax error"); + + goto yyerrlab; + +yyerrlab: + ++yynerrs; + +yyinrecovery: + if (yyerrflag < 3) + { + yyerrflag = 3; + for (;;) + { + if ((yyn = yysindex[*yystack.s_mark]) && (yyn += YYERRCODE) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == YYERRCODE) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, error recovery shifting\ + to state %d\n", YYPREFIX, *yystack.s_mark, yytable[yyn]); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + yystate = yytable[yyn]; + *++yystack.s_mark = yytable[yyn]; + *++yystack.l_mark = yylval; + goto yyloop; + } + else + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: error recovery discarding state %d\n", + YYPREFIX, *yystack.s_mark); +#endif + if (yystack.s_mark <= yystack.s_base) goto yyabort; + --yystack.s_mark; + --yystack.l_mark; + } + } + } + else + { + if (yychar == 0) goto yyabort; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, error recovery discards token %d (%s)\n", + YYPREFIX, yystate, yychar, yys); + } +#endif + yychar = YYEMPTY; + goto yyloop; + } + +yyreduce: +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, reducing by rule %d (%s)\n", + YYPREFIX, yystate, yyn, yyrule[yyn]); +#endif + yym = yylen[yyn]; + if (yym) + yyval = yystack.l_mark[1-yym]; + else + memset(&yyval, 0, sizeof yyval); + switch (yyn) + { +case 3: +#line 28 "calc.y" + { yyerrok ; } +break; +case 4: +#line 32 "calc.y" + { printf("%d\n",yystack.l_mark[0]);} +break; +case 5: +#line 34 "calc.y" + { regs[yystack.l_mark[-2]] = yystack.l_mark[0]; } +break; +case 6: +#line 38 "calc.y" + { yyval = yystack.l_mark[-1]; } +break; +case 7: +#line 40 "calc.y" + { yyval = yystack.l_mark[-2] + yystack.l_mark[0]; } +break; +case 8: +#line 42 "calc.y" + { yyval = yystack.l_mark[-2] - yystack.l_mark[0]; } +break; +case 9: +#line 44 "calc.y" + { yyval = yystack.l_mark[-2] * yystack.l_mark[0]; } +break; +case 10: +#line 46 "calc.y" + { yyval = yystack.l_mark[-2] / yystack.l_mark[0]; } +break; +case 11: +#line 48 "calc.y" + { yyval = yystack.l_mark[-2] % yystack.l_mark[0]; } +break; +case 12: +#line 50 "calc.y" + { yyval = yystack.l_mark[-2] & yystack.l_mark[0]; } +break; +case 13: +#line 52 "calc.y" + { yyval = yystack.l_mark[-2] | yystack.l_mark[0]; } +break; +case 14: +#line 54 "calc.y" + { yyval = - yystack.l_mark[0]; } +break; +case 15: +#line 56 "calc.y" + { yyval = regs[yystack.l_mark[0]]; } +break; +case 17: +#line 61 "calc.y" + { yyval = yystack.l_mark[0]; base = (yystack.l_mark[0]==0) ? 8 : 10; } +break; +case 18: +#line 63 "calc.y" + { yyval = base * yystack.l_mark[-1] + yystack.l_mark[0]; } +break; +#line 613 "calc.tab.c" + } + yystack.s_mark -= yym; + yystate = *yystack.s_mark; + yystack.l_mark -= yym; + yym = yylhs[yyn]; + if (yystate == 0 && yym == 0) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: after reduction, shifting from state 0 to\ + state %d\n", YYPREFIX, YYFINAL); +#endif + yystate = YYFINAL; + *++yystack.s_mark = YYFINAL; + *++yystack.l_mark = yyval; + if (yychar < 0) + { + if ((yychar = YYLEX) < 0) yychar = 0; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, reading %d (%s)\n", + YYPREFIX, YYFINAL, yychar, yys); + } +#endif + } + if (yychar == 0) goto yyaccept; + goto yyloop; + } + if ((yyn = yygindex[yym]) && (yyn += yystate) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yystate) + yystate = yytable[yyn]; + else + yystate = yydgoto[yym]; +#if YYDEBUG + if (yydebug) + printf("%sdebug: after reduction, shifting from state %d \ +to state %d\n", YYPREFIX, *yystack.s_mark, yystate); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + *++yystack.s_mark = (short) yystate; + *++yystack.l_mark = yyval; + goto yyloop; + +yyoverflow: + yyerror("yacc stack overflow"); + +yyabort: + yyfreestack(&yystack); + return (1); + +yyaccept: + yyfreestack(&yystack); + return (0); +} diff --git a/test/calc.tab.h b/test/calc.tab.h new file mode 100644 index 000000000000..19211182d6b3 --- /dev/null +++ b/test/calc.tab.h @@ -0,0 +1,3 @@ +#define DIGIT 257 +#define LETTER 258 +#define UMINUS 259 diff --git a/test/calc.y b/test/calc.y new file mode 100644 index 000000000000..c2e5a898c93d --- /dev/null +++ b/test/calc.y @@ -0,0 +1,106 @@ +%{ +# include +# include + +int regs[26]; +int base; + +extern int yylex(void); +static void yyerror(const char *s); + +%} + +%start list + +%token DIGIT LETTER + +%left '|' +%left '&' +%left '+' '-' +%left '*' '/' '%' +%left UMINUS /* supplies precedence for unary minus */ + +%% /* beginning of rules section */ + +list : /* empty */ + | list stat '\n' + | list error '\n' + { yyerrok ; } + ; + +stat : expr + { printf("%d\n",$1);} + | LETTER '=' expr + { regs[$1] = $3; } + ; + +expr : '(' expr ')' + { $$ = $2; } + | expr '+' expr + { $$ = $1 + $3; } + | expr '-' expr + { $$ = $1 - $3; } + | expr '*' expr + { $$ = $1 * $3; } + | expr '/' expr + { $$ = $1 / $3; } + | expr '%' expr + { $$ = $1 % $3; } + | expr '&' expr + { $$ = $1 & $3; } + | expr '|' expr + { $$ = $1 | $3; } + | '-' expr %prec UMINUS + { $$ = - $2; } + | LETTER + { $$ = regs[$1]; } + | number + ; + +number: DIGIT + { $$ = $1; base = ($1==0) ? 8 : 10; } + | number DIGIT + { $$ = base * $1 + $2; } + ; + +%% /* start of programs */ + +int +main (void) +{ + while(!feof(stdin)) { + yyparse(); + } + return 0; +} + +static void +yyerror(const char *s) +{ + fprintf(stderr, "%s\n", s); +} + +int +yylex(void) +{ + /* lexical analysis routine */ + /* returns LETTER for a lower case letter, yylval = 0 through 25 */ + /* return DIGIT for a digit, yylval = 0 through 9 */ + /* all other characters are returned immediately */ + + int c; + + while( (c=getchar()) == ' ' ) { /* skip blanks */ } + + /* c is now nonblank */ + + if( islower( c )) { + yylval = c - 'a'; + return ( LETTER ); + } + if( isdigit( c )) { + yylval = c - '0'; + return ( DIGIT ); + } + return( c ); +} diff --git a/test/calc1.output b/test/calc1.output new file mode 100644 index 000000000000..2b628d47ddba --- /dev/null +++ b/test/calc1.output @@ -0,0 +1,877 @@ + 0 $accept : line $end + + 1 lines : + 2 | lines line + + 3 line : dexp '\n' + 4 | vexp '\n' + 5 | DREG '=' dexp '\n' + 6 | VREG '=' vexp '\n' + 7 | error '\n' + + 8 dexp : CONST + 9 | DREG + 10 | dexp '+' dexp + 11 | dexp '-' dexp + 12 | dexp '*' dexp + 13 | dexp '/' dexp + 14 | '-' dexp + 15 | '(' dexp ')' + + 16 vexp : dexp + 17 | '(' dexp ',' dexp ')' + 18 | VREG + 19 | vexp '+' vexp + 20 | dexp '+' vexp + 21 | vexp '-' vexp + 22 | dexp '-' vexp + 23 | vexp '*' vexp + 24 | dexp '*' vexp + 25 | vexp '/' vexp + 26 | dexp '/' vexp + 27 | '-' vexp + 28 | '(' vexp ')' + +state 0 + $accept : . line $end (0) + + error shift 1 + DREG shift 2 + VREG shift 3 + CONST shift 4 + '-' shift 5 + '(' shift 6 + . error + + line goto 7 + dexp goto 8 + vexp goto 9 + + +state 1 + line : error . '\n' (7) + + '\n' shift 10 + . error + + +state 2 + line : DREG . '=' dexp '\n' (5) + dexp : DREG . (9) + + '=' shift 11 + '+' reduce 9 + '-' reduce 9 + '*' reduce 9 + '/' reduce 9 + '\n' reduce 9 + + +state 3 + line : VREG . '=' vexp '\n' (6) + vexp : VREG . (18) + + '=' shift 12 + '+' reduce 18 + '-' reduce 18 + '*' reduce 18 + '/' reduce 18 + '\n' reduce 18 + + +state 4 + dexp : CONST . (8) + + . reduce 8 + + +state 5 + dexp : '-' . dexp (14) + vexp : '-' . vexp (27) + + DREG shift 13 + VREG shift 14 + CONST shift 4 + '-' shift 5 + '(' shift 6 + . error + + dexp goto 15 + vexp goto 16 + + +state 6 + dexp : '(' . dexp ')' (15) + vexp : '(' . dexp ',' dexp ')' (17) + vexp : '(' . vexp ')' (28) + + DREG shift 13 + VREG shift 14 + CONST shift 4 + '-' shift 5 + '(' shift 6 + . error + + dexp goto 17 + vexp goto 18 + + +state 7 + $accept : line . $end (0) + + $end accept + + +8: shift/reduce conflict (shift 19, reduce 16) on '+' +8: shift/reduce conflict (shift 20, reduce 16) on '-' +8: shift/reduce conflict (shift 21, reduce 16) on '*' +8: shift/reduce conflict (shift 22, reduce 16) on '/' +8: shift/reduce conflict (shift 23, reduce 16) on '\n' +state 8 + line : dexp . '\n' (3) + dexp : dexp . '+' dexp (10) + dexp : dexp . '-' dexp (11) + dexp : dexp . '*' dexp (12) + dexp : dexp . '/' dexp (13) + vexp : dexp . (16) + vexp : dexp . '+' vexp (20) + vexp : dexp . '-' vexp (22) + vexp : dexp . '*' vexp (24) + vexp : dexp . '/' vexp (26) + + '+' shift 19 + '-' shift 20 + '*' shift 21 + '/' shift 22 + '\n' shift 23 + + +state 9 + line : vexp . '\n' (4) + vexp : vexp . '+' vexp (19) + vexp : vexp . '-' vexp (21) + vexp : vexp . '*' vexp (23) + vexp : vexp . '/' vexp (25) + + '+' shift 24 + '-' shift 25 + '*' shift 26 + '/' shift 27 + '\n' shift 28 + . error + + +state 10 + line : error '\n' . (7) + + . reduce 7 + + +state 11 + line : DREG '=' . dexp '\n' (5) + + DREG shift 13 + CONST shift 4 + '-' shift 29 + '(' shift 30 + . error + + dexp goto 31 + + +state 12 + line : VREG '=' . vexp '\n' (6) + + DREG shift 13 + VREG shift 14 + CONST shift 4 + '-' shift 5 + '(' shift 6 + . error + + dexp goto 32 + vexp goto 33 + + +state 13 + dexp : DREG . (9) + + . reduce 9 + + +state 14 + vexp : VREG . (18) + + . reduce 18 + + +15: reduce/reduce conflict (reduce 14, reduce 16) on '+' +15: reduce/reduce conflict (reduce 14, reduce 16) on '-' +15: reduce/reduce conflict (reduce 14, reduce 16) on '*' +15: reduce/reduce conflict (reduce 14, reduce 16) on '/' +15: reduce/reduce conflict (reduce 14, reduce 16) on '\n' +15: reduce/reduce conflict (reduce 14, reduce 16) on ')' +state 15 + dexp : dexp . '+' dexp (10) + dexp : dexp . '-' dexp (11) + dexp : dexp . '*' dexp (12) + dexp : dexp . '/' dexp (13) + dexp : '-' dexp . (14) + vexp : dexp . (16) + vexp : dexp . '+' vexp (20) + vexp : dexp . '-' vexp (22) + vexp : dexp . '*' vexp (24) + vexp : dexp . '/' vexp (26) + + . reduce 14 + + +state 16 + vexp : vexp . '+' vexp (19) + vexp : vexp . '-' vexp (21) + vexp : vexp . '*' vexp (23) + vexp : vexp . '/' vexp (25) + vexp : '-' vexp . (27) + + . reduce 27 + + +17: shift/reduce conflict (shift 19, reduce 16) on '+' +17: shift/reduce conflict (shift 20, reduce 16) on '-' +17: shift/reduce conflict (shift 21, reduce 16) on '*' +17: shift/reduce conflict (shift 22, reduce 16) on '/' +17: shift/reduce conflict (shift 34, reduce 16) on ')' +state 17 + dexp : dexp . '+' dexp (10) + dexp : dexp . '-' dexp (11) + dexp : dexp . '*' dexp (12) + dexp : dexp . '/' dexp (13) + dexp : '(' dexp . ')' (15) + vexp : dexp . (16) + vexp : '(' dexp . ',' dexp ')' (17) + vexp : dexp . '+' vexp (20) + vexp : dexp . '-' vexp (22) + vexp : dexp . '*' vexp (24) + vexp : dexp . '/' vexp (26) + + '+' shift 19 + '-' shift 20 + '*' shift 21 + '/' shift 22 + ')' shift 34 + ',' shift 35 + + +state 18 + vexp : vexp . '+' vexp (19) + vexp : vexp . '-' vexp (21) + vexp : vexp . '*' vexp (23) + vexp : vexp . '/' vexp (25) + vexp : '(' vexp . ')' (28) + + '+' shift 24 + '-' shift 25 + '*' shift 26 + '/' shift 27 + ')' shift 36 + . error + + +state 19 + dexp : dexp '+' . dexp (10) + vexp : dexp '+' . vexp (20) + + DREG shift 13 + VREG shift 14 + CONST shift 4 + '-' shift 5 + '(' shift 6 + . error + + dexp goto 37 + vexp goto 38 + + +state 20 + dexp : dexp '-' . dexp (11) + vexp : dexp '-' . vexp (22) + + DREG shift 13 + VREG shift 14 + CONST shift 4 + '-' shift 5 + '(' shift 6 + . error + + dexp goto 39 + vexp goto 40 + + +state 21 + dexp : dexp '*' . dexp (12) + vexp : dexp '*' . vexp (24) + + DREG shift 13 + VREG shift 14 + CONST shift 4 + '-' shift 5 + '(' shift 6 + . error + + dexp goto 41 + vexp goto 42 + + +state 22 + dexp : dexp '/' . dexp (13) + vexp : dexp '/' . vexp (26) + + DREG shift 13 + VREG shift 14 + CONST shift 4 + '-' shift 5 + '(' shift 6 + . error + + dexp goto 43 + vexp goto 44 + + +state 23 + line : dexp '\n' . (3) + + . reduce 3 + + +state 24 + vexp : vexp '+' . vexp (19) + + DREG shift 13 + VREG shift 14 + CONST shift 4 + '-' shift 5 + '(' shift 6 + . error + + dexp goto 32 + vexp goto 45 + + +state 25 + vexp : vexp '-' . vexp (21) + + DREG shift 13 + VREG shift 14 + CONST shift 4 + '-' shift 5 + '(' shift 6 + . error + + dexp goto 32 + vexp goto 46 + + +state 26 + vexp : vexp '*' . vexp (23) + + DREG shift 13 + VREG shift 14 + CONST shift 4 + '-' shift 5 + '(' shift 6 + . error + + dexp goto 32 + vexp goto 47 + + +state 27 + vexp : vexp '/' . vexp (25) + + DREG shift 13 + VREG shift 14 + CONST shift 4 + '-' shift 5 + '(' shift 6 + . error + + dexp goto 32 + vexp goto 48 + + +state 28 + line : vexp '\n' . (4) + + . reduce 4 + + +state 29 + dexp : '-' . dexp (14) + + DREG shift 13 + CONST shift 4 + '-' shift 29 + '(' shift 30 + . error + + dexp goto 49 + + +state 30 + dexp : '(' . dexp ')' (15) + + DREG shift 13 + CONST shift 4 + '-' shift 29 + '(' shift 30 + . error + + dexp goto 50 + + +state 31 + line : DREG '=' dexp . '\n' (5) + dexp : dexp . '+' dexp (10) + dexp : dexp . '-' dexp (11) + dexp : dexp . '*' dexp (12) + dexp : dexp . '/' dexp (13) + + '+' shift 51 + '-' shift 52 + '*' shift 53 + '/' shift 54 + '\n' shift 55 + . error + + +32: shift/reduce conflict (shift 19, reduce 16) on '+' +32: shift/reduce conflict (shift 20, reduce 16) on '-' +32: shift/reduce conflict (shift 21, reduce 16) on '*' +32: shift/reduce conflict (shift 22, reduce 16) on '/' +state 32 + dexp : dexp . '+' dexp (10) + dexp : dexp . '-' dexp (11) + dexp : dexp . '*' dexp (12) + dexp : dexp . '/' dexp (13) + vexp : dexp . (16) + vexp : dexp . '+' vexp (20) + vexp : dexp . '-' vexp (22) + vexp : dexp . '*' vexp (24) + vexp : dexp . '/' vexp (26) + + '+' shift 19 + '-' shift 20 + '*' shift 21 + '/' shift 22 + '\n' reduce 16 + ')' reduce 16 + + +state 33 + line : VREG '=' vexp . '\n' (6) + vexp : vexp . '+' vexp (19) + vexp : vexp . '-' vexp (21) + vexp : vexp . '*' vexp (23) + vexp : vexp . '/' vexp (25) + + '+' shift 24 + '-' shift 25 + '*' shift 26 + '/' shift 27 + '\n' shift 56 + . error + + +state 34 + dexp : '(' dexp ')' . (15) + + . reduce 15 + + +state 35 + vexp : '(' dexp ',' . dexp ')' (17) + + DREG shift 13 + CONST shift 4 + '-' shift 29 + '(' shift 30 + . error + + dexp goto 57 + + +state 36 + vexp : '(' vexp ')' . (28) + + . reduce 28 + + +37: reduce/reduce conflict (reduce 10, reduce 16) on '+' +37: reduce/reduce conflict (reduce 10, reduce 16) on '-' +37: shift/reduce conflict (shift 21, reduce 16) on '*' +37: shift/reduce conflict (shift 22, reduce 16) on '/' +37: reduce/reduce conflict (reduce 10, reduce 16) on '\n' +37: reduce/reduce conflict (reduce 10, reduce 16) on ')' +state 37 + dexp : dexp . '+' dexp (10) + dexp : dexp '+' dexp . (10) + dexp : dexp . '-' dexp (11) + dexp : dexp . '*' dexp (12) + dexp : dexp . '/' dexp (13) + vexp : dexp . (16) + vexp : dexp . '+' vexp (20) + vexp : dexp . '-' vexp (22) + vexp : dexp . '*' vexp (24) + vexp : dexp . '/' vexp (26) + + '*' shift 21 + '/' shift 22 + '+' reduce 10 + '-' reduce 10 + '\n' reduce 10 + ')' reduce 10 + ',' reduce 10 + + +state 38 + vexp : vexp . '+' vexp (19) + vexp : dexp '+' vexp . (20) + vexp : vexp . '-' vexp (21) + vexp : vexp . '*' vexp (23) + vexp : vexp . '/' vexp (25) + + '*' shift 26 + '/' shift 27 + '+' reduce 20 + '-' reduce 20 + '\n' reduce 20 + ')' reduce 20 + + +39: reduce/reduce conflict (reduce 11, reduce 16) on '+' +39: reduce/reduce conflict (reduce 11, reduce 16) on '-' +39: shift/reduce conflict (shift 21, reduce 16) on '*' +39: shift/reduce conflict (shift 22, reduce 16) on '/' +39: reduce/reduce conflict (reduce 11, reduce 16) on '\n' +39: reduce/reduce conflict (reduce 11, reduce 16) on ')' +state 39 + dexp : dexp . '+' dexp (10) + dexp : dexp . '-' dexp (11) + dexp : dexp '-' dexp . (11) + dexp : dexp . '*' dexp (12) + dexp : dexp . '/' dexp (13) + vexp : dexp . (16) + vexp : dexp . '+' vexp (20) + vexp : dexp . '-' vexp (22) + vexp : dexp . '*' vexp (24) + vexp : dexp . '/' vexp (26) + + '*' shift 21 + '/' shift 22 + '+' reduce 11 + '-' reduce 11 + '\n' reduce 11 + ')' reduce 11 + ',' reduce 11 + + +state 40 + vexp : vexp . '+' vexp (19) + vexp : vexp . '-' vexp (21) + vexp : dexp '-' vexp . (22) + vexp : vexp . '*' vexp (23) + vexp : vexp . '/' vexp (25) + + '*' shift 26 + '/' shift 27 + '+' reduce 22 + '-' reduce 22 + '\n' reduce 22 + ')' reduce 22 + + +41: reduce/reduce conflict (reduce 12, reduce 16) on '+' +41: reduce/reduce conflict (reduce 12, reduce 16) on '-' +41: reduce/reduce conflict (reduce 12, reduce 16) on '*' +41: reduce/reduce conflict (reduce 12, reduce 16) on '/' +41: reduce/reduce conflict (reduce 12, reduce 16) on '\n' +41: reduce/reduce conflict (reduce 12, reduce 16) on ')' +state 41 + dexp : dexp . '+' dexp (10) + dexp : dexp . '-' dexp (11) + dexp : dexp . '*' dexp (12) + dexp : dexp '*' dexp . (12) + dexp : dexp . '/' dexp (13) + vexp : dexp . (16) + vexp : dexp . '+' vexp (20) + vexp : dexp . '-' vexp (22) + vexp : dexp . '*' vexp (24) + vexp : dexp . '/' vexp (26) + + . reduce 12 + + +state 42 + vexp : vexp . '+' vexp (19) + vexp : vexp . '-' vexp (21) + vexp : vexp . '*' vexp (23) + vexp : dexp '*' vexp . (24) + vexp : vexp . '/' vexp (25) + + . reduce 24 + + +43: reduce/reduce conflict (reduce 13, reduce 16) on '+' +43: reduce/reduce conflict (reduce 13, reduce 16) on '-' +43: reduce/reduce conflict (reduce 13, reduce 16) on '*' +43: reduce/reduce conflict (reduce 13, reduce 16) on '/' +43: reduce/reduce conflict (reduce 13, reduce 16) on '\n' +43: reduce/reduce conflict (reduce 13, reduce 16) on ')' +state 43 + dexp : dexp . '+' dexp (10) + dexp : dexp . '-' dexp (11) + dexp : dexp . '*' dexp (12) + dexp : dexp . '/' dexp (13) + dexp : dexp '/' dexp . (13) + vexp : dexp . (16) + vexp : dexp . '+' vexp (20) + vexp : dexp . '-' vexp (22) + vexp : dexp . '*' vexp (24) + vexp : dexp . '/' vexp (26) + + . reduce 13 + + +state 44 + vexp : vexp . '+' vexp (19) + vexp : vexp . '-' vexp (21) + vexp : vexp . '*' vexp (23) + vexp : vexp . '/' vexp (25) + vexp : dexp '/' vexp . (26) + + . reduce 26 + + +state 45 + vexp : vexp . '+' vexp (19) + vexp : vexp '+' vexp . (19) + vexp : vexp . '-' vexp (21) + vexp : vexp . '*' vexp (23) + vexp : vexp . '/' vexp (25) + + '*' shift 26 + '/' shift 27 + '+' reduce 19 + '-' reduce 19 + '\n' reduce 19 + ')' reduce 19 + + +state 46 + vexp : vexp . '+' vexp (19) + vexp : vexp . '-' vexp (21) + vexp : vexp '-' vexp . (21) + vexp : vexp . '*' vexp (23) + vexp : vexp . '/' vexp (25) + + '*' shift 26 + '/' shift 27 + '+' reduce 21 + '-' reduce 21 + '\n' reduce 21 + ')' reduce 21 + + +state 47 + vexp : vexp . '+' vexp (19) + vexp : vexp . '-' vexp (21) + vexp : vexp . '*' vexp (23) + vexp : vexp '*' vexp . (23) + vexp : vexp . '/' vexp (25) + + . reduce 23 + + +state 48 + vexp : vexp . '+' vexp (19) + vexp : vexp . '-' vexp (21) + vexp : vexp . '*' vexp (23) + vexp : vexp . '/' vexp (25) + vexp : vexp '/' vexp . (25) + + . reduce 25 + + +state 49 + dexp : dexp . '+' dexp (10) + dexp : dexp . '-' dexp (11) + dexp : dexp . '*' dexp (12) + dexp : dexp . '/' dexp (13) + dexp : '-' dexp . (14) + + . reduce 14 + + +state 50 + dexp : dexp . '+' dexp (10) + dexp : dexp . '-' dexp (11) + dexp : dexp . '*' dexp (12) + dexp : dexp . '/' dexp (13) + dexp : '(' dexp . ')' (15) + + '+' shift 51 + '-' shift 52 + '*' shift 53 + '/' shift 54 + ')' shift 34 + . error + + +state 51 + dexp : dexp '+' . dexp (10) + + DREG shift 13 + CONST shift 4 + '-' shift 29 + '(' shift 30 + . error + + dexp goto 58 + + +state 52 + dexp : dexp '-' . dexp (11) + + DREG shift 13 + CONST shift 4 + '-' shift 29 + '(' shift 30 + . error + + dexp goto 59 + + +state 53 + dexp : dexp '*' . dexp (12) + + DREG shift 13 + CONST shift 4 + '-' shift 29 + '(' shift 30 + . error + + dexp goto 60 + + +state 54 + dexp : dexp '/' . dexp (13) + + DREG shift 13 + CONST shift 4 + '-' shift 29 + '(' shift 30 + . error + + dexp goto 61 + + +state 55 + line : DREG '=' dexp '\n' . (5) + + . reduce 5 + + +state 56 + line : VREG '=' vexp '\n' . (6) + + . reduce 6 + + +state 57 + dexp : dexp . '+' dexp (10) + dexp : dexp . '-' dexp (11) + dexp : dexp . '*' dexp (12) + dexp : dexp . '/' dexp (13) + vexp : '(' dexp ',' dexp . ')' (17) + + '+' shift 51 + '-' shift 52 + '*' shift 53 + '/' shift 54 + ')' shift 62 + . error + + +state 58 + dexp : dexp . '+' dexp (10) + dexp : dexp '+' dexp . (10) + dexp : dexp . '-' dexp (11) + dexp : dexp . '*' dexp (12) + dexp : dexp . '/' dexp (13) + + '*' shift 53 + '/' shift 54 + '+' reduce 10 + '-' reduce 10 + '\n' reduce 10 + ')' reduce 10 + + +state 59 + dexp : dexp . '+' dexp (10) + dexp : dexp . '-' dexp (11) + dexp : dexp '-' dexp . (11) + dexp : dexp . '*' dexp (12) + dexp : dexp . '/' dexp (13) + + '*' shift 53 + '/' shift 54 + '+' reduce 11 + '-' reduce 11 + '\n' reduce 11 + ')' reduce 11 + + +state 60 + dexp : dexp . '+' dexp (10) + dexp : dexp . '-' dexp (11) + dexp : dexp . '*' dexp (12) + dexp : dexp '*' dexp . (12) + dexp : dexp . '/' dexp (13) + + . reduce 12 + + +state 61 + dexp : dexp . '+' dexp (10) + dexp : dexp . '-' dexp (11) + dexp : dexp . '*' dexp (12) + dexp : dexp . '/' dexp (13) + dexp : dexp '/' dexp . (13) + + . reduce 13 + + +state 62 + vexp : '(' dexp ',' dexp ')' . (17) + + . reduce 17 + + +Rules never reduced: + lines : (1) + lines : lines line (2) + + +State 8 contains 5 shift/reduce conflicts. +State 15 contains 6 reduce/reduce conflicts. +State 17 contains 5 shift/reduce conflicts. +State 32 contains 4 shift/reduce conflicts. +State 37 contains 2 shift/reduce conflicts, 4 reduce/reduce conflicts. +State 39 contains 2 shift/reduce conflicts, 4 reduce/reduce conflicts. +State 41 contains 6 reduce/reduce conflicts. +State 43 contains 6 reduce/reduce conflicts. + + +15 terminals, 5 nonterminals +29 grammar rules, 63 states diff --git a/test/calc1.tab.c b/test/calc1.tab.c new file mode 100644 index 000000000000..65551e8ecbc7 --- /dev/null +++ b/test/calc1.tab.c @@ -0,0 +1,915 @@ +#ifndef lint +static const char yysccsid[] = "@(#)yaccpar 1.9 (Berkeley) 02/21/93"; +#endif + +#define YYBYACC 1 +#define YYMAJOR 1 +#define YYMINOR 9 + +#define YYEMPTY (-1) +#define yyclearin (yychar = YYEMPTY) +#define yyerrok (yyerrflag = 0) +#define YYRECOVERING() (yyerrflag != 0) + + +#ifndef yyparse +#define yyparse calc1_parse +#endif /* yyparse */ + +#ifndef yylex +#define yylex calc1_lex +#endif /* yylex */ + +#ifndef yyerror +#define yyerror calc1_error +#endif /* yyerror */ + +#ifndef yychar +#define yychar calc1_char +#endif /* yychar */ + +#ifndef yyval +#define yyval calc1_val +#endif /* yyval */ + +#ifndef yylval +#define yylval calc1_lval +#endif /* yylval */ + +#ifndef yydebug +#define yydebug calc1_debug +#endif /* yydebug */ + +#ifndef yynerrs +#define yynerrs calc1_nerrs +#endif /* yynerrs */ + +#ifndef yyerrflag +#define yyerrflag calc1_errflag +#endif /* yyerrflag */ + +#ifndef yylhs +#define yylhs calc1_lhs +#endif /* yylhs */ + +#ifndef yylen +#define yylen calc1_len +#endif /* yylen */ + +#ifndef yydefred +#define yydefred calc1_defred +#endif /* yydefred */ + +#ifndef yydgoto +#define yydgoto calc1_dgoto +#endif /* yydgoto */ + +#ifndef yysindex +#define yysindex calc1_sindex +#endif /* yysindex */ + +#ifndef yyrindex +#define yyrindex calc1_rindex +#endif /* yyrindex */ + +#ifndef yygindex +#define yygindex calc1_gindex +#endif /* yygindex */ + +#ifndef yytable +#define yytable calc1_table +#endif /* yytable */ + +#ifndef yycheck +#define yycheck calc1_check +#endif /* yycheck */ + +#ifndef yyname +#define yyname calc1_name +#endif /* yyname */ + +#ifndef yyrule +#define yyrule calc1_rule +#endif /* yyrule */ +#define YYPREFIX "calc1_" + +#define YYPURE 0 + +#line 2 "calc1.y" + +/* http://dinosaur.compilertools.net/yacc/index.html */ + +#include +#include +#include +#include + +typedef struct interval +{ + double lo, hi; +} +INTERVAL; + +INTERVAL vmul(double, double, INTERVAL); +INTERVAL vdiv(double, double, INTERVAL); + +extern int yylex(void); +static void yyerror(const char *s); + +int dcheck(INTERVAL); + +double dreg[26]; +INTERVAL vreg[26]; + +#line 31 "calc1.y" +#ifdef YYSTYPE +#undef YYSTYPE_IS_DECLARED +#define YYSTYPE_IS_DECLARED 1 +#endif +#ifndef YYSTYPE_IS_DECLARED +#define YYSTYPE_IS_DECLARED 1 +typedef union +{ + int ival; + double dval; + INTERVAL vval; +} YYSTYPE; +#endif /* !YYSTYPE_IS_DECLARED */ +#line 139 "calc1.tab.c" + +/* compatibility with bison */ +#ifdef YYPARSE_PARAM +/* compatibility with FreeBSD */ +# ifdef YYPARSE_PARAM_TYPE +# define YYPARSE_DECL() yyparse(YYPARSE_PARAM_TYPE YYPARSE_PARAM) +# else +# define YYPARSE_DECL() yyparse(void *YYPARSE_PARAM) +# endif +#else +# define YYPARSE_DECL() yyparse(void) +#endif + +/* Parameters sent to lex. */ +#ifdef YYLEX_PARAM +# define YYLEX_DECL() yylex(void *YYLEX_PARAM) +# define YYLEX yylex(YYLEX_PARAM) +#else +# define YYLEX_DECL() yylex(void) +# define YYLEX yylex() +#endif + +/* Parameters sent to yyerror. */ +#ifndef YYERROR_DECL +#define YYERROR_DECL() yyerror(const char *s) +#endif +#ifndef YYERROR_CALL +#define YYERROR_CALL(msg) yyerror(msg) +#endif + +extern int YYPARSE_DECL(); + +#define DREG 257 +#define VREG 258 +#define CONST 259 +#define UMINUS 260 +#define YYERRCODE 256 +static const short calc1_lhs[] = { -1, + 3, 3, 0, 0, 0, 0, 0, 1, 1, 1, + 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, +}; +static const short calc1_len[] = { 2, + 0, 2, 2, 2, 4, 4, 2, 1, 1, 3, + 3, 3, 3, 2, 3, 1, 5, 1, 3, 3, + 3, 3, 3, 3, 3, 3, 2, 3, +}; +static const short calc1_defred[] = { 0, + 0, 0, 0, 8, 0, 0, 0, 0, 0, 7, + 0, 0, 9, 18, 14, 27, 0, 0, 0, 0, + 0, 0, 3, 0, 0, 0, 0, 4, 0, 0, + 0, 0, 0, 15, 0, 28, 0, 0, 0, 0, + 12, 24, 13, 26, 0, 0, 23, 25, 14, 0, + 0, 0, 0, 0, 5, 6, 0, 0, 0, 12, + 13, 17, +}; +static const short calc1_dgoto[] = { 7, + 32, 9, 0, +}; +static const short calc1_sindex[] = { -40, + -8, -48, -47, 0, -37, -37, 0, 2, 17, 0, + -34, -37, 0, 0, 0, 0, -25, 90, -37, -37, + -37, -37, 0, -37, -37, -37, -37, 0, -34, -34, + 25, 125, 31, 0, -34, 0, -11, 37, -11, 37, + 0, 0, 0, 0, 37, 37, 0, 0, 0, 111, + -34, -34, -34, -34, 0, 0, 118, 69, 69, 0, + 0, 0, +}; +static const short calc1_rindex[] = { 0, + 0, 38, 44, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, -9, 0, 0, 0, 0, 51, -3, 56, 61, + 0, 0, 0, 0, 67, 72, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 78, 83, 0, + 0, 0, +}; +static const short calc1_gindex[] = { 0, + 4, 124, 0, +}; +#define YYTABLESIZE 225 +static const short calc1_table[] = { 6, + 16, 10, 6, 8, 5, 30, 20, 5, 15, 17, + 29, 23, 11, 12, 31, 34, 21, 19, 35, 20, + 0, 22, 37, 39, 41, 43, 28, 0, 0, 0, + 21, 16, 49, 50, 55, 22, 0, 20, 57, 20, + 56, 20, 0, 21, 19, 0, 20, 9, 22, 0, + 0, 0, 0, 18, 58, 59, 60, 61, 26, 24, + 10, 25, 0, 27, 0, 11, 53, 51, 0, 52, + 22, 54, 26, 24, 0, 25, 19, 27, 26, 9, + 9, 21, 9, 27, 9, 18, 18, 10, 18, 0, + 18, 10, 11, 10, 10, 10, 11, 0, 11, 11, + 11, 22, 0, 22, 0, 22, 0, 19, 0, 19, + 53, 19, 21, 0, 21, 54, 21, 0, 10, 0, + 10, 0, 10, 11, 0, 11, 0, 11, 16, 18, + 36, 26, 24, 0, 25, 33, 27, 0, 0, 0, + 0, 0, 38, 40, 42, 44, 0, 45, 46, 47, + 48, 34, 53, 51, 0, 52, 0, 54, 62, 53, + 51, 0, 52, 0, 54, 0, 21, 19, 0, 20, + 0, 22, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 1, 2, 3, 4, 13, + 14, 4, 13, 0, 4, +}; +static const short calc1_check[] = { 40, + 10, 10, 40, 0, 45, 40, 10, 45, 5, 6, + 45, 10, 61, 61, 11, 41, 42, 43, 44, 45, + -1, 47, 19, 20, 21, 22, 10, -1, -1, -1, + 42, 41, 29, 30, 10, 47, -1, 41, 35, 43, + 10, 45, -1, 42, 43, -1, 45, 10, 47, -1, + -1, -1, -1, 10, 51, 52, 53, 54, 42, 43, + 10, 45, -1, 47, -1, 10, 42, 43, -1, 45, + 10, 47, 42, 43, -1, 45, 10, 47, 42, 42, + 43, 10, 45, 47, 47, 42, 43, 10, 45, -1, + 47, 41, 10, 43, 44, 45, 41, -1, 43, 44, + 45, 41, -1, 43, -1, 45, -1, 41, -1, 43, + 42, 45, 41, -1, 43, 47, 45, -1, 41, -1, + 43, -1, 45, 41, -1, 43, -1, 45, 5, 6, + 41, 42, 43, -1, 45, 12, 47, -1, -1, -1, + -1, -1, 19, 20, 21, 22, -1, 24, 25, 26, + 27, 41, 42, 43, -1, 45, -1, 47, 41, 42, + 43, -1, 45, -1, 47, -1, 42, 43, -1, 45, + -1, 47, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, 256, 257, 258, 259, 257, + 258, 259, 257, -1, 259, +}; +#define YYFINAL 7 +#ifndef YYDEBUG +#define YYDEBUG 0 +#endif +#define YYMAXTOKEN 260 +#if YYDEBUG +static const char *yyname[] = { + +"end-of-file",0,0,0,0,0,0,0,0,0,"'\\n'",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,"'('","')'","'*'","'+'","','","'-'",0,"'/'",0,0,0,0,0,0,0,0,0, +0,0,0,0,"'='",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,"DREG","VREG","CONST","UMINUS", +}; +static const char *yyrule[] = { +"$accept : line", +"lines :", +"lines : lines line", +"line : dexp '\\n'", +"line : vexp '\\n'", +"line : DREG '=' dexp '\\n'", +"line : VREG '=' vexp '\\n'", +"line : error '\\n'", +"dexp : CONST", +"dexp : DREG", +"dexp : dexp '+' dexp", +"dexp : dexp '-' dexp", +"dexp : dexp '*' dexp", +"dexp : dexp '/' dexp", +"dexp : '-' dexp", +"dexp : '(' dexp ')'", +"vexp : dexp", +"vexp : '(' dexp ',' dexp ')'", +"vexp : VREG", +"vexp : vexp '+' vexp", +"vexp : dexp '+' vexp", +"vexp : vexp '-' vexp", +"vexp : dexp '-' vexp", +"vexp : vexp '*' vexp", +"vexp : dexp '*' vexp", +"vexp : vexp '/' vexp", +"vexp : dexp '/' vexp", +"vexp : '-' vexp", +"vexp : '(' vexp ')'", + +}; +#endif + +int yydebug; +int yynerrs; + +int yyerrflag; +int yychar; +YYSTYPE yyval; +YYSTYPE yylval; + +/* define the initial stack-sizes */ +#ifdef YYSTACKSIZE +#undef YYMAXDEPTH +#define YYMAXDEPTH YYSTACKSIZE +#else +#ifdef YYMAXDEPTH +#define YYSTACKSIZE YYMAXDEPTH +#else +#define YYSTACKSIZE 500 +#define YYMAXDEPTH 500 +#endif +#endif + +#define YYINITSTACKSIZE 500 + +typedef struct { + unsigned stacksize; + short *s_base; + short *s_mark; + short *s_last; + YYSTYPE *l_base; + YYSTYPE *l_mark; +} YYSTACKDATA; +/* variables for the parser stack */ +static YYSTACKDATA yystack; +#line 176 "calc1.y" + /* beginning of subroutines section */ + +#define BSZ 50 /* buffer size for floating point numbers */ + + /* lexical analysis */ + +static void +yyerror(const char *s) +{ + fprintf(stderr, "%s\n", s); +} + +int +yylex(void) +{ + int c; + + while ((c = getchar()) == ' ') + { /* skip over blanks */ + } + + if (isupper(c)) + { + yylval.ival = c - 'A'; + return (VREG); + } + if (islower(c)) + { + yylval.ival = c - 'a'; + return (DREG); + } + + if (isdigit(c) || c == '.') + { + /* gobble up digits, points, exponents */ + char buf[BSZ + 1], *cp = buf; + int dot = 0, expr = 0; + + for (; (cp - buf) < BSZ; ++cp, c = getchar()) + { + + *cp = c; + if (isdigit(c)) + continue; + if (c == '.') + { + if (dot++ || expr) + return ('.'); /* will cause syntax error */ + continue; + } + + if (c == 'e') + { + if (expr++) + return ('e'); /* will cause syntax error */ + continue; + } + + /* end of number */ + break; + } + *cp = '\0'; + + if ((cp - buf) >= BSZ) + printf("constant too long: truncated\n"); + else + ungetc(c, stdin); /* push back last char read */ + yylval.dval = atof(buf); + return (CONST); + } + return (c); +} + +static INTERVAL +hilo(double a, double b, double c, double d) +{ + /* returns the smallest interval containing a, b, c, and d */ + /* used by *, / routines */ + INTERVAL v; + + if (a > b) + { + v.hi = a; + v.lo = b; + } + else + { + v.hi = b; + v.lo = a; + } + + if (c > d) + { + if (c > v.hi) + v.hi = c; + if (d < v.lo) + v.lo = d; + } + else + { + if (d > v.hi) + v.hi = d; + if (c < v.lo) + v.lo = c; + } + return (v); +} + +INTERVAL +vmul(double a, double b, INTERVAL v) +{ + return (hilo(a * v.hi, a * v.lo, b * v.hi, b * v.lo)); +} + +int +dcheck(INTERVAL v) +{ + if (v.hi >= 0. && v.lo <= 0.) + { + printf("divisor interval contains 0.\n"); + return (1); + } + return (0); +} + +INTERVAL +vdiv(double a, double b, INTERVAL v) +{ + return (hilo(a / v.hi, a / v.lo, b / v.hi, b / v.lo)); +} +#line 486 "calc1.tab.c" + +#if YYDEBUG +#include /* needed for printf */ +#endif + +#include /* needed for malloc, etc */ +#include /* needed for memset */ + +/* allocate initial stack or double stack size, up to YYMAXDEPTH */ +static int yygrowstack(YYSTACKDATA *data) +{ + int i; + unsigned newsize; + short *newss; + YYSTYPE *newvs; + + if ((newsize = data->stacksize) == 0) + newsize = YYINITSTACKSIZE; + else if (newsize >= YYMAXDEPTH) + return -1; + else if ((newsize *= 2) > YYMAXDEPTH) + newsize = YYMAXDEPTH; + + i = data->s_mark - data->s_base; + newss = (short *)realloc(data->s_base, newsize * sizeof(*newss)); + if (newss == 0) + return -1; + + data->s_base = newss; + data->s_mark = newss + i; + + newvs = (YYSTYPE *)realloc(data->l_base, newsize * sizeof(*newvs)); + if (newvs == 0) + return -1; + + data->l_base = newvs; + data->l_mark = newvs + i; + + data->stacksize = newsize; + data->s_last = data->s_base + newsize - 1; + return 0; +} + +#if YYPURE || defined(YY_NO_LEAKS) +static void yyfreestack(YYSTACKDATA *data) +{ + free(data->s_base); + free(data->l_base); + memset(data, 0, sizeof(*data)); +} +#else +#define yyfreestack(data) /* nothing */ +#endif + +#define YYABORT goto yyabort +#define YYREJECT goto yyabort +#define YYACCEPT goto yyaccept +#define YYERROR goto yyerrlab + +int +YYPARSE_DECL() +{ + int yym, yyn, yystate; +#if YYDEBUG + const char *yys; + + if ((yys = getenv("YYDEBUG")) != 0) + { + yyn = *yys; + if (yyn >= '0' && yyn <= '9') + yydebug = yyn - '0'; + } +#endif + + yynerrs = 0; + yyerrflag = 0; + yychar = YYEMPTY; + yystate = 0; + +#if YYPURE + memset(&yystack, 0, sizeof(yystack)); +#endif + + if (yystack.s_base == NULL && yygrowstack(&yystack)) goto yyoverflow; + yystack.s_mark = yystack.s_base; + yystack.l_mark = yystack.l_base; + yystate = 0; + *yystack.s_mark = 0; + +yyloop: + if ((yyn = yydefred[yystate]) != 0) goto yyreduce; + if (yychar < 0) + { + if ((yychar = YYLEX) < 0) yychar = 0; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, reading %d (%s)\n", + YYPREFIX, yystate, yychar, yys); + } +#endif + } + if ((yyn = yysindex[yystate]) && (yyn += yychar) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yychar) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, shifting to state %d\n", + YYPREFIX, yystate, yytable[yyn]); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + yystate = yytable[yyn]; + *++yystack.s_mark = yytable[yyn]; + *++yystack.l_mark = yylval; + yychar = YYEMPTY; + if (yyerrflag > 0) --yyerrflag; + goto yyloop; + } + if ((yyn = yyrindex[yystate]) && (yyn += yychar) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yychar) + { + yyn = yytable[yyn]; + goto yyreduce; + } + if (yyerrflag) goto yyinrecovery; + + yyerror("syntax error"); + + goto yyerrlab; + +yyerrlab: + ++yynerrs; + +yyinrecovery: + if (yyerrflag < 3) + { + yyerrflag = 3; + for (;;) + { + if ((yyn = yysindex[*yystack.s_mark]) && (yyn += YYERRCODE) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == YYERRCODE) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, error recovery shifting\ + to state %d\n", YYPREFIX, *yystack.s_mark, yytable[yyn]); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + yystate = yytable[yyn]; + *++yystack.s_mark = yytable[yyn]; + *++yystack.l_mark = yylval; + goto yyloop; + } + else + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: error recovery discarding state %d\n", + YYPREFIX, *yystack.s_mark); +#endif + if (yystack.s_mark <= yystack.s_base) goto yyabort; + --yystack.s_mark; + --yystack.l_mark; + } + } + } + else + { + if (yychar == 0) goto yyabort; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, error recovery discards token %d (%s)\n", + YYPREFIX, yystate, yychar, yys); + } +#endif + yychar = YYEMPTY; + goto yyloop; + } + +yyreduce: +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, reducing by rule %d (%s)\n", + YYPREFIX, yystate, yyn, yyrule[yyn]); +#endif + yym = yylen[yyn]; + if (yym) + yyval = yystack.l_mark[1-yym]; + else + memset(&yyval, 0, sizeof yyval); + switch (yyn) + { +case 3: +#line 57 "calc1.y" + { + (void) printf("%15.8f\n", yystack.l_mark[-1].dval); + } +break; +case 4: +#line 61 "calc1.y" + { + (void) printf("(%15.8f, %15.8f)\n", yystack.l_mark[-1].vval.lo, yystack.l_mark[-1].vval.hi); + } +break; +case 5: +#line 65 "calc1.y" + { + dreg[yystack.l_mark[-3].ival] = yystack.l_mark[-1].dval; + } +break; +case 6: +#line 69 "calc1.y" + { + vreg[yystack.l_mark[-3].ival] = yystack.l_mark[-1].vval; + } +break; +case 7: +#line 73 "calc1.y" + { + yyerrok; + } +break; +case 9: +#line 80 "calc1.y" + { + yyval.dval = dreg[yystack.l_mark[0].ival]; + } +break; +case 10: +#line 84 "calc1.y" + { + yyval.dval = yystack.l_mark[-2].dval + yystack.l_mark[0].dval; + } +break; +case 11: +#line 88 "calc1.y" + { + yyval.dval = yystack.l_mark[-2].dval - yystack.l_mark[0].dval; + } +break; +case 12: +#line 92 "calc1.y" + { + yyval.dval = yystack.l_mark[-2].dval * yystack.l_mark[0].dval; + } +break; +case 13: +#line 96 "calc1.y" + { + yyval.dval = yystack.l_mark[-2].dval / yystack.l_mark[0].dval; + } +break; +case 14: +#line 100 "calc1.y" + { + yyval.dval = -yystack.l_mark[0].dval; + } +break; +case 15: +#line 104 "calc1.y" + { + yyval.dval = yystack.l_mark[-1].dval; + } +break; +case 16: +#line 110 "calc1.y" + { + yyval.vval.hi = yyval.vval.lo = yystack.l_mark[0].dval; + } +break; +case 17: +#line 114 "calc1.y" + { + yyval.vval.lo = yystack.l_mark[-3].dval; + yyval.vval.hi = yystack.l_mark[-1].dval; + if ( yyval.vval.lo > yyval.vval.hi ) + { + (void) printf("interval out of order\n"); + YYERROR; + } + } +break; +case 18: +#line 124 "calc1.y" + { + yyval.vval = vreg[yystack.l_mark[0].ival]; + } +break; +case 19: +#line 128 "calc1.y" + { + yyval.vval.hi = yystack.l_mark[-2].vval.hi + yystack.l_mark[0].vval.hi; + yyval.vval.lo = yystack.l_mark[-2].vval.lo + yystack.l_mark[0].vval.lo; + } +break; +case 20: +#line 133 "calc1.y" + { + yyval.vval.hi = yystack.l_mark[-2].dval + yystack.l_mark[0].vval.hi; + yyval.vval.lo = yystack.l_mark[-2].dval + yystack.l_mark[0].vval.lo; + } +break; +case 21: +#line 138 "calc1.y" + { + yyval.vval.hi = yystack.l_mark[-2].vval.hi - yystack.l_mark[0].vval.lo; + yyval.vval.lo = yystack.l_mark[-2].vval.lo - yystack.l_mark[0].vval.hi; + } +break; +case 22: +#line 143 "calc1.y" + { + yyval.vval.hi = yystack.l_mark[-2].dval - yystack.l_mark[0].vval.lo; + yyval.vval.lo = yystack.l_mark[-2].dval - yystack.l_mark[0].vval.hi; + } +break; +case 23: +#line 148 "calc1.y" + { + yyval.vval = vmul( yystack.l_mark[-2].vval.lo, yystack.l_mark[-2].vval.hi, yystack.l_mark[0].vval ); + } +break; +case 24: +#line 152 "calc1.y" + { + yyval.vval = vmul (yystack.l_mark[-2].dval, yystack.l_mark[-2].dval, yystack.l_mark[0].vval ); + } +break; +case 25: +#line 156 "calc1.y" + { + if (dcheck(yystack.l_mark[0].vval)) YYERROR; + yyval.vval = vdiv ( yystack.l_mark[-2].vval.lo, yystack.l_mark[-2].vval.hi, yystack.l_mark[0].vval ); + } +break; +case 26: +#line 161 "calc1.y" + { + if (dcheck ( yystack.l_mark[0].vval )) YYERROR; + yyval.vval = vdiv (yystack.l_mark[-2].dval, yystack.l_mark[-2].dval, yystack.l_mark[0].vval ); + } +break; +case 27: +#line 166 "calc1.y" + { + yyval.vval.hi = -yystack.l_mark[0].vval.lo; + yyval.vval.lo = -yystack.l_mark[0].vval.hi; + } +break; +case 28: +#line 171 "calc1.y" + { + yyval.vval = yystack.l_mark[-1].vval; + } +break; +#line 855 "calc1.tab.c" + } + yystack.s_mark -= yym; + yystate = *yystack.s_mark; + yystack.l_mark -= yym; + yym = yylhs[yyn]; + if (yystate == 0 && yym == 0) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: after reduction, shifting from state 0 to\ + state %d\n", YYPREFIX, YYFINAL); +#endif + yystate = YYFINAL; + *++yystack.s_mark = YYFINAL; + *++yystack.l_mark = yyval; + if (yychar < 0) + { + if ((yychar = YYLEX) < 0) yychar = 0; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, reading %d (%s)\n", + YYPREFIX, YYFINAL, yychar, yys); + } +#endif + } + if (yychar == 0) goto yyaccept; + goto yyloop; + } + if ((yyn = yygindex[yym]) && (yyn += yystate) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yystate) + yystate = yytable[yyn]; + else + yystate = yydgoto[yym]; +#if YYDEBUG + if (yydebug) + printf("%sdebug: after reduction, shifting from state %d \ +to state %d\n", YYPREFIX, *yystack.s_mark, yystate); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + *++yystack.s_mark = (short) yystate; + *++yystack.l_mark = yyval; + goto yyloop; + +yyoverflow: + yyerror("yacc stack overflow"); + +yyabort: + yyfreestack(&yystack); + return (1); + +yyaccept: + yyfreestack(&yystack); + return (0); +} diff --git a/test/calc1.tab.h b/test/calc1.tab.h new file mode 100644 index 000000000000..c0633e37dfa8 --- /dev/null +++ b/test/calc1.tab.h @@ -0,0 +1,18 @@ +#define DREG 257 +#define VREG 258 +#define CONST 259 +#define UMINUS 260 +#ifdef YYSTYPE +#undef YYSTYPE_IS_DECLARED +#define YYSTYPE_IS_DECLARED 1 +#endif +#ifndef YYSTYPE_IS_DECLARED +#define YYSTYPE_IS_DECLARED 1 +typedef union +{ + int ival; + double dval; + INTERVAL vval; +} YYSTYPE; +#endif /* !YYSTYPE_IS_DECLARED */ +extern YYSTYPE calc1_lval; diff --git a/test/calc1.y b/test/calc1.y new file mode 100644 index 000000000000..ec89736f47a5 --- /dev/null +++ b/test/calc1.y @@ -0,0 +1,305 @@ +%{ + +/* http://dinosaur.compilertools.net/yacc/index.html */ + +#include +#include +#include +#include + +typedef struct interval +{ + double lo, hi; +} +INTERVAL; + +INTERVAL vmul(double, double, INTERVAL); +INTERVAL vdiv(double, double, INTERVAL); + +extern int yylex(void); +static void yyerror(const char *s); + +int dcheck(INTERVAL); + +double dreg[26]; +INTERVAL vreg[26]; + +%} +%expect 18 + +%start line +%union +{ + int ival; + double dval; + INTERVAL vval; +} + +%token DREG VREG /* indices into dreg, vreg arrays */ +%token CONST /* floating point constant */ + +%type dexp /* expression */ +%type vexp /* interval expression */ + + /* precedence information about the operators */ + +%left '+' '-' +%left '*' '/' +%left UMINUS /* precedence for unary minus */ + +%% /* beginning of rules section */ + +lines : /* empty */ + | lines line + ; + +line : dexp '\n' + { + (void) printf("%15.8f\n", $1); + } + | vexp '\n' + { + (void) printf("(%15.8f, %15.8f)\n", $1.lo, $1.hi); + } + | DREG '=' dexp '\n' + { + dreg[$1] = $3; + } + | VREG '=' vexp '\n' + { + vreg[$1] = $3; + } + | error '\n' + { + yyerrok; + } + ; + +dexp : CONST + | DREG + { + $$ = dreg[$1]; + } + | dexp '+' dexp + { + $$ = $1 + $3; + } + | dexp '-' dexp + { + $$ = $1 - $3; + } + | dexp '*' dexp + { + $$ = $1 * $3; + } + | dexp '/' dexp + { + $$ = $1 / $3; + } + | '-' dexp %prec UMINUS + { + $$ = -$2; + } + | '(' dexp ')' + { + $$ = $2; + } + ; + +vexp : dexp + { + $$.hi = $$.lo = $1; + } + | '(' dexp ',' dexp ')' + { + $$.lo = $2; + $$.hi = $4; + if ( $$.lo > $$.hi ) + { + (void) printf("interval out of order\n"); + YYERROR; + } + } + | VREG + { + $$ = vreg[$1]; + } + | vexp '+' vexp + { + $$.hi = $1.hi + $3.hi; + $$.lo = $1.lo + $3.lo; + } + | dexp '+' vexp + { + $$.hi = $1 + $3.hi; + $$.lo = $1 + $3.lo; + } + | vexp '-' vexp + { + $$.hi = $1.hi - $3.lo; + $$.lo = $1.lo - $3.hi; + } + | dexp '-' vexp + { + $$.hi = $1 - $3.lo; + $$.lo = $1 - $3.hi; + } + | vexp '*' vexp + { + $$ = vmul( $1.lo, $1.hi, $3 ); + } + | dexp '*' vexp + { + $$ = vmul ($1, $1, $3 ); + } + | vexp '/' vexp + { + if (dcheck($3)) YYERROR; + $$ = vdiv ( $1.lo, $1.hi, $3 ); + } + | dexp '/' vexp + { + if (dcheck ( $3 )) YYERROR; + $$ = vdiv ($1, $1, $3 ); + } + | '-' vexp %prec UMINUS + { + $$.hi = -$2.lo; + $$.lo = -$2.hi; + } + | '(' vexp ')' + { + $$ = $2; + } + ; + +%% /* beginning of subroutines section */ + +#define BSZ 50 /* buffer size for floating point numbers */ + + /* lexical analysis */ + +static void +yyerror(const char *s) +{ + fprintf(stderr, "%s\n", s); +} + +int +yylex(void) +{ + int c; + + while ((c = getchar()) == ' ') + { /* skip over blanks */ + } + + if (isupper(c)) + { + yylval.ival = c - 'A'; + return (VREG); + } + if (islower(c)) + { + yylval.ival = c - 'a'; + return (DREG); + } + + if (isdigit(c) || c == '.') + { + /* gobble up digits, points, exponents */ + char buf[BSZ + 1], *cp = buf; + int dot = 0, expr = 0; + + for (; (cp - buf) < BSZ; ++cp, c = getchar()) + { + + *cp = c; + if (isdigit(c)) + continue; + if (c == '.') + { + if (dot++ || expr) + return ('.'); /* will cause syntax error */ + continue; + } + + if (c == 'e') + { + if (expr++) + return ('e'); /* will cause syntax error */ + continue; + } + + /* end of number */ + break; + } + *cp = '\0'; + + if ((cp - buf) >= BSZ) + printf("constant too long: truncated\n"); + else + ungetc(c, stdin); /* push back last char read */ + yylval.dval = atof(buf); + return (CONST); + } + return (c); +} + +static INTERVAL +hilo(double a, double b, double c, double d) +{ + /* returns the smallest interval containing a, b, c, and d */ + /* used by *, / routines */ + INTERVAL v; + + if (a > b) + { + v.hi = a; + v.lo = b; + } + else + { + v.hi = b; + v.lo = a; + } + + if (c > d) + { + if (c > v.hi) + v.hi = c; + if (d < v.lo) + v.lo = d; + } + else + { + if (d > v.hi) + v.hi = d; + if (c < v.lo) + v.lo = c; + } + return (v); +} + +INTERVAL +vmul(double a, double b, INTERVAL v) +{ + return (hilo(a * v.hi, a * v.lo, b * v.hi, b * v.lo)); +} + +int +dcheck(INTERVAL v) +{ + if (v.hi >= 0. && v.lo <= 0.) + { + printf("divisor interval contains 0.\n"); + return (1); + } + return (0); +} + +INTERVAL +vdiv(double a, double b, INTERVAL v) +{ + return (hilo(a / v.hi, a / v.lo, b / v.hi, b / v.lo)); +} diff --git a/test/calc2.output b/test/calc2.output new file mode 100644 index 000000000000..3aed47511c93 --- /dev/null +++ b/test/calc2.output @@ -0,0 +1,461 @@ + 0 $accept : list $end + + 1 list : + 2 | list stat '\n' + 3 | list error '\n' + + 4 stat : expr + 5 | LETTER '=' expr + + 6 expr : '(' expr ')' + 7 | expr '+' expr + 8 | expr '-' expr + 9 | expr '*' expr + 10 | expr '/' expr + 11 | expr '%' expr + 12 | expr '&' expr + 13 | expr '|' expr + 14 | '-' expr + 15 | LETTER + 16 | number + + 17 number : DIGIT + 18 | number DIGIT + +state 0 + $accept : . list $end (0) + list : . (1) + + . reduce 1 + + list goto 1 + + +state 1 + $accept : list . $end (0) + list : list . stat '\n' (2) + list : list . error '\n' (3) + + $end accept + error shift 2 + DIGIT shift 3 + LETTER shift 4 + '-' shift 5 + '(' shift 6 + . error + + stat goto 7 + expr goto 8 + number goto 9 + + +state 2 + list : list error . '\n' (3) + + '\n' shift 10 + . error + + +state 3 + number : DIGIT . (17) + + . reduce 17 + + +state 4 + stat : LETTER . '=' expr (5) + expr : LETTER . (15) + + '=' shift 11 + '|' reduce 15 + '&' reduce 15 + '+' reduce 15 + '-' reduce 15 + '*' reduce 15 + '/' reduce 15 + '%' reduce 15 + '\n' reduce 15 + + +state 5 + expr : '-' . expr (14) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 13 + number goto 9 + + +state 6 + expr : '(' . expr ')' (6) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 14 + number goto 9 + + +state 7 + list : list stat . '\n' (2) + + '\n' shift 15 + . error + + +state 8 + stat : expr . (4) + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + + '|' shift 16 + '&' shift 17 + '+' shift 18 + '-' shift 19 + '*' shift 20 + '/' shift 21 + '%' shift 22 + '\n' reduce 4 + + +state 9 + expr : number . (16) + number : number . DIGIT (18) + + DIGIT shift 23 + '|' reduce 16 + '&' reduce 16 + '+' reduce 16 + '-' reduce 16 + '*' reduce 16 + '/' reduce 16 + '%' reduce 16 + '\n' reduce 16 + ')' reduce 16 + + +state 10 + list : list error '\n' . (3) + + . reduce 3 + + +state 11 + stat : LETTER '=' . expr (5) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 24 + number goto 9 + + +state 12 + expr : LETTER . (15) + + . reduce 15 + + +state 13 + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + expr : '-' expr . (14) + + . reduce 14 + + +state 14 + expr : '(' expr . ')' (6) + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + + '|' shift 16 + '&' shift 17 + '+' shift 18 + '-' shift 19 + '*' shift 20 + '/' shift 21 + '%' shift 22 + ')' shift 25 + . error + + +state 15 + list : list stat '\n' . (2) + + . reduce 2 + + +state 16 + expr : expr '|' . expr (13) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 26 + number goto 9 + + +state 17 + expr : expr '&' . expr (12) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 27 + number goto 9 + + +state 18 + expr : expr '+' . expr (7) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 28 + number goto 9 + + +state 19 + expr : expr '-' . expr (8) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 29 + number goto 9 + + +state 20 + expr : expr '*' . expr (9) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 30 + number goto 9 + + +state 21 + expr : expr '/' . expr (10) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 31 + number goto 9 + + +state 22 + expr : expr '%' . expr (11) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 32 + number goto 9 + + +state 23 + number : number DIGIT . (18) + + . reduce 18 + + +state 24 + stat : LETTER '=' expr . (5) + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + + '|' shift 16 + '&' shift 17 + '+' shift 18 + '-' shift 19 + '*' shift 20 + '/' shift 21 + '%' shift 22 + '\n' reduce 5 + + +state 25 + expr : '(' expr ')' . (6) + + . reduce 6 + + +state 26 + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + expr : expr '|' expr . (13) + + '&' shift 17 + '+' shift 18 + '-' shift 19 + '*' shift 20 + '/' shift 21 + '%' shift 22 + '|' reduce 13 + '\n' reduce 13 + ')' reduce 13 + + +state 27 + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr '&' expr . (12) + expr : expr . '|' expr (13) + + '+' shift 18 + '-' shift 19 + '*' shift 20 + '/' shift 21 + '%' shift 22 + '|' reduce 12 + '&' reduce 12 + '\n' reduce 12 + ')' reduce 12 + + +state 28 + expr : expr . '+' expr (7) + expr : expr '+' expr . (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + + '*' shift 20 + '/' shift 21 + '%' shift 22 + '|' reduce 7 + '&' reduce 7 + '+' reduce 7 + '-' reduce 7 + '\n' reduce 7 + ')' reduce 7 + + +state 29 + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr '-' expr . (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + + '*' shift 20 + '/' shift 21 + '%' shift 22 + '|' reduce 8 + '&' reduce 8 + '+' reduce 8 + '-' reduce 8 + '\n' reduce 8 + ')' reduce 8 + + +state 30 + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr '*' expr . (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + + . reduce 9 + + +state 31 + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr '/' expr . (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + + . reduce 10 + + +state 32 + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr '%' expr . (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + + . reduce 11 + + +16 terminals, 5 nonterminals +19 grammar rules, 33 states diff --git a/test/calc2.tab.c b/test/calc2.tab.c new file mode 100644 index 000000000000..1eb9548a6972 --- /dev/null +++ b/test/calc2.tab.c @@ -0,0 +1,682 @@ +#ifndef lint +static const char yysccsid[] = "@(#)yaccpar 1.9 (Berkeley) 02/21/93"; +#endif + +#define YYBYACC 1 +#define YYMAJOR 1 +#define YYMINOR 9 + +#define YYEMPTY (-1) +#define yyclearin (yychar = YYEMPTY) +#define yyerrok (yyerrflag = 0) +#define YYRECOVERING() (yyerrflag != 0) + + +#ifndef yyparse +#define yyparse calc2_parse +#endif /* yyparse */ + +#ifndef yylex +#define yylex calc2_lex +#endif /* yylex */ + +#ifndef yyerror +#define yyerror calc2_error +#endif /* yyerror */ + +#ifndef yychar +#define yychar calc2_char +#endif /* yychar */ + +#ifndef yyval +#define yyval calc2_val +#endif /* yyval */ + +#ifndef yylval +#define yylval calc2_lval +#endif /* yylval */ + +#ifndef yydebug +#define yydebug calc2_debug +#endif /* yydebug */ + +#ifndef yynerrs +#define yynerrs calc2_nerrs +#endif /* yynerrs */ + +#ifndef yyerrflag +#define yyerrflag calc2_errflag +#endif /* yyerrflag */ + +#ifndef yylhs +#define yylhs calc2_lhs +#endif /* yylhs */ + +#ifndef yylen +#define yylen calc2_len +#endif /* yylen */ + +#ifndef yydefred +#define yydefred calc2_defred +#endif /* yydefred */ + +#ifndef yydgoto +#define yydgoto calc2_dgoto +#endif /* yydgoto */ + +#ifndef yysindex +#define yysindex calc2_sindex +#endif /* yysindex */ + +#ifndef yyrindex +#define yyrindex calc2_rindex +#endif /* yyrindex */ + +#ifndef yygindex +#define yygindex calc2_gindex +#endif /* yygindex */ + +#ifndef yytable +#define yytable calc2_table +#endif /* yytable */ + +#ifndef yycheck +#define yycheck calc2_check +#endif /* yycheck */ + +#ifndef yyname +#define yyname calc2_name +#endif /* yyname */ + +#ifndef yyrule +#define yyrule calc2_rule +#endif /* yyrule */ +#define YYPREFIX "calc2_" + +#define YYPURE 0 + +#line 7 "calc2.y" +# include +# include + +#ifdef YYBISON +#define YYLEX_PARAM base +#define YYLEX_DECL() yylex(int *YYLEX_PARAM) +#define YYERROR_DECL() yyerror(int regs[26], int *base, const char *s) +int YYLEX_DECL(); +static void YYERROR_DECL(); +#endif + +#line 111 "calc2.tab.c" + +#ifndef YYSTYPE +typedef int YYSTYPE; +#endif + +/* compatibility with bison */ +#ifdef YYPARSE_PARAM +/* compatibility with FreeBSD */ +# ifdef YYPARSE_PARAM_TYPE +# define YYPARSE_DECL() yyparse(YYPARSE_PARAM_TYPE YYPARSE_PARAM) +# else +# define YYPARSE_DECL() yyparse(void *YYPARSE_PARAM) +# endif +#else +# define YYPARSE_DECL() yyparse(int regs[26], int * base) +#endif + +/* Parameters sent to lex. */ +#ifdef YYLEX_PARAM +# define YYLEX_DECL() yylex(void *YYLEX_PARAM) +# define YYLEX yylex(YYLEX_PARAM) +#else +# define YYLEX_DECL() yylex(int * base) +# define YYLEX yylex(base) +#endif + +/* Parameters sent to yyerror. */ +#ifndef YYERROR_DECL +#define YYERROR_DECL() yyerror(int regs[26], int * base, const char *s) +#endif +#ifndef YYERROR_CALL +#define YYERROR_CALL(msg) yyerror(regs, base, msg) +#endif + +extern int YYPARSE_DECL(); + +#define DIGIT 257 +#define LETTER 258 +#define UMINUS 259 +#define YYERRCODE 256 +static const short calc2_lhs[] = { -1, + 0, 0, 0, 1, 1, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 3, 3, +}; +static const short calc2_len[] = { 2, + 0, 3, 3, 1, 3, 3, 3, 3, 3, 3, + 3, 3, 3, 2, 1, 1, 1, 2, +}; +static const short calc2_defred[] = { 1, + 0, 0, 17, 0, 0, 0, 0, 0, 0, 3, + 0, 15, 14, 0, 2, 0, 0, 0, 0, 0, + 0, 0, 18, 0, 6, 0, 0, 0, 0, 9, + 10, 11, +}; +static const short calc2_dgoto[] = { 1, + 7, 8, 9, +}; +static const short calc2_sindex[] = { 0, + -40, -7, 0, -55, -38, -38, 1, -29, -247, 0, + -38, 0, 0, 22, 0, -38, -38, -38, -38, -38, + -38, -38, 0, -29, 0, 51, 60, -20, -20, 0, + 0, 0, +}; +static const short calc2_rindex[] = { 0, + 0, 0, 0, 2, 0, 0, 0, 9, -9, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 10, 0, -6, 14, 5, 13, 0, + 0, 0, +}; +static const short calc2_gindex[] = { 0, + 0, 65, 0, +}; +#define YYTABLESIZE 220 +static const short calc2_table[] = { 6, + 16, 6, 10, 13, 5, 11, 5, 22, 17, 23, + 15, 15, 20, 18, 7, 19, 22, 21, 4, 5, + 0, 20, 8, 12, 0, 0, 21, 16, 16, 0, + 0, 16, 16, 16, 13, 16, 0, 16, 15, 15, + 0, 0, 7, 15, 15, 7, 15, 7, 15, 7, + 8, 12, 0, 8, 12, 8, 0, 8, 22, 17, + 0, 0, 25, 20, 18, 0, 19, 0, 21, 13, + 14, 0, 0, 0, 0, 24, 0, 0, 0, 0, + 26, 27, 28, 29, 30, 31, 32, 22, 17, 0, + 0, 0, 20, 18, 16, 19, 22, 21, 0, 0, + 0, 20, 18, 0, 19, 0, 21, 0, 0, 0, + 0, 0, 0, 0, 16, 0, 0, 13, 0, 0, + 0, 0, 0, 0, 0, 15, 0, 0, 7, 0, + 0, 0, 0, 0, 0, 0, 8, 12, 0, 0, + 0, 0, 0, 0, 0, 16, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 2, 3, 4, 3, 12, +}; +static const short calc2_check[] = { 40, + 10, 40, 10, 10, 45, 61, 45, 37, 38, 257, + 10, 10, 42, 43, 10, 45, 37, 47, 10, 10, + -1, 42, 10, 10, -1, -1, 47, 37, 38, -1, + -1, 41, 42, 43, 41, 45, -1, 47, 37, 38, + -1, -1, 38, 42, 43, 41, 45, 43, 47, 45, + 38, 38, -1, 41, 41, 43, -1, 45, 37, 38, + -1, -1, 41, 42, 43, -1, 45, -1, 47, 5, + 6, -1, -1, -1, -1, 11, -1, -1, -1, -1, + 16, 17, 18, 19, 20, 21, 22, 37, 38, -1, + -1, -1, 42, 43, 124, 45, 37, 47, -1, -1, + -1, 42, 43, -1, 45, -1, 47, -1, -1, -1, + -1, -1, -1, -1, 124, -1, -1, 124, -1, -1, + -1, -1, -1, -1, -1, 124, -1, -1, 124, -1, + -1, -1, -1, -1, -1, -1, 124, 124, -1, -1, + -1, -1, -1, -1, -1, 124, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, 256, 257, 258, 257, 258, +}; +#define YYFINAL 1 +#ifndef YYDEBUG +#define YYDEBUG 0 +#endif +#define YYMAXTOKEN 259 +#if YYDEBUG +static const char *yyname[] = { + +"end-of-file",0,0,0,0,0,0,0,0,0,"'\\n'",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,"'%'","'&'",0,"'('","')'","'*'","'+'",0,"'-'",0,"'/'",0,0,0,0,0,0,0, +0,0,0,0,0,0,"'='",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"'|'",0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,"DIGIT","LETTER","UMINUS", +}; +static const char *yyrule[] = { +"$accept : list", +"list :", +"list : list stat '\\n'", +"list : list error '\\n'", +"stat : expr", +"stat : LETTER '=' expr", +"expr : '(' expr ')'", +"expr : expr '+' expr", +"expr : expr '-' expr", +"expr : expr '*' expr", +"expr : expr '/' expr", +"expr : expr '%' expr", +"expr : expr '&' expr", +"expr : expr '|' expr", +"expr : '-' expr", +"expr : LETTER", +"expr : number", +"number : DIGIT", +"number : number DIGIT", + +}; +#endif + +int yydebug; +int yynerrs; + +int yyerrflag; +int yychar; +YYSTYPE yyval; +YYSTYPE yylval; + +/* define the initial stack-sizes */ +#ifdef YYSTACKSIZE +#undef YYMAXDEPTH +#define YYMAXDEPTH YYSTACKSIZE +#else +#ifdef YYMAXDEPTH +#define YYSTACKSIZE YYMAXDEPTH +#else +#define YYSTACKSIZE 500 +#define YYMAXDEPTH 500 +#endif +#endif + +#define YYINITSTACKSIZE 500 + +typedef struct { + unsigned stacksize; + short *s_base; + short *s_mark; + short *s_last; + YYSTYPE *l_base; + YYSTYPE *l_mark; +} YYSTACKDATA; +/* variables for the parser stack */ +static YYSTACKDATA yystack; +#line 73 "calc2.y" + /* start of programs */ + +#ifdef YYBYACC +extern int YYLEX_DECL(); +#endif + +int +main (void) +{ + int regs[26]; + int base = 10; + + while(!feof(stdin)) { + yyparse(regs, &base); + } + return 0; +} + +static void +YYERROR_DECL() +{ + fprintf(stderr, "%s\n", s); +} + +int +YYLEX_DECL() +{ + /* lexical analysis routine */ + /* returns LETTER for a lower case letter, yylval = 0 through 25 */ + /* return DIGIT for a digit, yylval = 0 through 9 */ + /* all other characters are returned immediately */ + + int c; + + while( (c=getchar()) == ' ' ) { /* skip blanks */ } + + /* c is now nonblank */ + + if( islower( c )) { + yylval = c - 'a'; + return ( LETTER ); + } + if( isdigit( c )) { + yylval = (c - '0') % (*base); + return ( DIGIT ); + } + return( c ); +} +#line 356 "calc2.tab.c" + +#if YYDEBUG +#include /* needed for printf */ +#endif + +#include /* needed for malloc, etc */ +#include /* needed for memset */ + +/* allocate initial stack or double stack size, up to YYMAXDEPTH */ +static int yygrowstack(YYSTACKDATA *data) +{ + int i; + unsigned newsize; + short *newss; + YYSTYPE *newvs; + + if ((newsize = data->stacksize) == 0) + newsize = YYINITSTACKSIZE; + else if (newsize >= YYMAXDEPTH) + return -1; + else if ((newsize *= 2) > YYMAXDEPTH) + newsize = YYMAXDEPTH; + + i = data->s_mark - data->s_base; + newss = (short *)realloc(data->s_base, newsize * sizeof(*newss)); + if (newss == 0) + return -1; + + data->s_base = newss; + data->s_mark = newss + i; + + newvs = (YYSTYPE *)realloc(data->l_base, newsize * sizeof(*newvs)); + if (newvs == 0) + return -1; + + data->l_base = newvs; + data->l_mark = newvs + i; + + data->stacksize = newsize; + data->s_last = data->s_base + newsize - 1; + return 0; +} + +#if YYPURE || defined(YY_NO_LEAKS) +static void yyfreestack(YYSTACKDATA *data) +{ + free(data->s_base); + free(data->l_base); + memset(data, 0, sizeof(*data)); +} +#else +#define yyfreestack(data) /* nothing */ +#endif + +#define YYABORT goto yyabort +#define YYREJECT goto yyabort +#define YYACCEPT goto yyaccept +#define YYERROR goto yyerrlab + +int +YYPARSE_DECL() +{ + int yym, yyn, yystate; +#if YYDEBUG + const char *yys; + + if ((yys = getenv("YYDEBUG")) != 0) + { + yyn = *yys; + if (yyn >= '0' && yyn <= '9') + yydebug = yyn - '0'; + } +#endif + + yynerrs = 0; + yyerrflag = 0; + yychar = YYEMPTY; + yystate = 0; + +#if YYPURE + memset(&yystack, 0, sizeof(yystack)); +#endif + + if (yystack.s_base == NULL && yygrowstack(&yystack)) goto yyoverflow; + yystack.s_mark = yystack.s_base; + yystack.l_mark = yystack.l_base; + yystate = 0; + *yystack.s_mark = 0; + +yyloop: + if ((yyn = yydefred[yystate]) != 0) goto yyreduce; + if (yychar < 0) + { + if ((yychar = YYLEX) < 0) yychar = 0; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, reading %d (%s)\n", + YYPREFIX, yystate, yychar, yys); + } +#endif + } + if ((yyn = yysindex[yystate]) && (yyn += yychar) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yychar) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, shifting to state %d\n", + YYPREFIX, yystate, yytable[yyn]); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + yystate = yytable[yyn]; + *++yystack.s_mark = yytable[yyn]; + *++yystack.l_mark = yylval; + yychar = YYEMPTY; + if (yyerrflag > 0) --yyerrflag; + goto yyloop; + } + if ((yyn = yyrindex[yystate]) && (yyn += yychar) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yychar) + { + yyn = yytable[yyn]; + goto yyreduce; + } + if (yyerrflag) goto yyinrecovery; + + yyerror(regs, base, "syntax error"); + + goto yyerrlab; + +yyerrlab: + ++yynerrs; + +yyinrecovery: + if (yyerrflag < 3) + { + yyerrflag = 3; + for (;;) + { + if ((yyn = yysindex[*yystack.s_mark]) && (yyn += YYERRCODE) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == YYERRCODE) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, error recovery shifting\ + to state %d\n", YYPREFIX, *yystack.s_mark, yytable[yyn]); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + yystate = yytable[yyn]; + *++yystack.s_mark = yytable[yyn]; + *++yystack.l_mark = yylval; + goto yyloop; + } + else + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: error recovery discarding state %d\n", + YYPREFIX, *yystack.s_mark); +#endif + if (yystack.s_mark <= yystack.s_base) goto yyabort; + --yystack.s_mark; + --yystack.l_mark; + } + } + } + else + { + if (yychar == 0) goto yyabort; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, error recovery discards token %d (%s)\n", + YYPREFIX, yystate, yychar, yys); + } +#endif + yychar = YYEMPTY; + goto yyloop; + } + +yyreduce: +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, reducing by rule %d (%s)\n", + YYPREFIX, yystate, yyn, yyrule[yyn]); +#endif + yym = yylen[yyn]; + if (yym) + yyval = yystack.l_mark[1-yym]; + else + memset(&yyval, 0, sizeof yyval); + switch (yyn) + { +case 3: +#line 35 "calc2.y" + { yyerrok ; } +break; +case 4: +#line 39 "calc2.y" + { printf("%d\n",yystack.l_mark[0]);} +break; +case 5: +#line 41 "calc2.y" + { regs[yystack.l_mark[-2]] = yystack.l_mark[0]; } +break; +case 6: +#line 45 "calc2.y" + { yyval = yystack.l_mark[-1]; } +break; +case 7: +#line 47 "calc2.y" + { yyval = yystack.l_mark[-2] + yystack.l_mark[0]; } +break; +case 8: +#line 49 "calc2.y" + { yyval = yystack.l_mark[-2] - yystack.l_mark[0]; } +break; +case 9: +#line 51 "calc2.y" + { yyval = yystack.l_mark[-2] * yystack.l_mark[0]; } +break; +case 10: +#line 53 "calc2.y" + { yyval = yystack.l_mark[-2] / yystack.l_mark[0]; } +break; +case 11: +#line 55 "calc2.y" + { yyval = yystack.l_mark[-2] % yystack.l_mark[0]; } +break; +case 12: +#line 57 "calc2.y" + { yyval = yystack.l_mark[-2] & yystack.l_mark[0]; } +break; +case 13: +#line 59 "calc2.y" + { yyval = yystack.l_mark[-2] | yystack.l_mark[0]; } +break; +case 14: +#line 61 "calc2.y" + { yyval = - yystack.l_mark[0]; } +break; +case 15: +#line 63 "calc2.y" + { yyval = regs[yystack.l_mark[0]]; } +break; +case 17: +#line 68 "calc2.y" + { yyval = yystack.l_mark[0]; (*base) = (yystack.l_mark[0]==0) ? 8 : 10; } +break; +case 18: +#line 70 "calc2.y" + { yyval = (*base) * yystack.l_mark[-1] + yystack.l_mark[0]; } +break; +#line 622 "calc2.tab.c" + } + yystack.s_mark -= yym; + yystate = *yystack.s_mark; + yystack.l_mark -= yym; + yym = yylhs[yyn]; + if (yystate == 0 && yym == 0) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: after reduction, shifting from state 0 to\ + state %d\n", YYPREFIX, YYFINAL); +#endif + yystate = YYFINAL; + *++yystack.s_mark = YYFINAL; + *++yystack.l_mark = yyval; + if (yychar < 0) + { + if ((yychar = YYLEX) < 0) yychar = 0; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, reading %d (%s)\n", + YYPREFIX, YYFINAL, yychar, yys); + } +#endif + } + if (yychar == 0) goto yyaccept; + goto yyloop; + } + if ((yyn = yygindex[yym]) && (yyn += yystate) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yystate) + yystate = yytable[yyn]; + else + yystate = yydgoto[yym]; +#if YYDEBUG + if (yydebug) + printf("%sdebug: after reduction, shifting from state %d \ +to state %d\n", YYPREFIX, *yystack.s_mark, yystate); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + *++yystack.s_mark = (short) yystate; + *++yystack.l_mark = yyval; + goto yyloop; + +yyoverflow: + yyerror(regs, base, "yacc stack overflow"); + +yyabort: + yyfreestack(&yystack); + return (1); + +yyaccept: + yyfreestack(&yystack); + return (0); +} diff --git a/test/calc2.tab.h b/test/calc2.tab.h new file mode 100644 index 000000000000..19211182d6b3 --- /dev/null +++ b/test/calc2.tab.h @@ -0,0 +1,3 @@ +#define DIGIT 257 +#define LETTER 258 +#define UMINUS 259 diff --git a/test/calc2.y b/test/calc2.y new file mode 100644 index 000000000000..e742ff34c215 --- /dev/null +++ b/test/calc2.y @@ -0,0 +1,120 @@ +%parse-param { int regs[26] } +%parse-param { int *base } + +%lex-param { int *base } + +%{ +# include +# include + +#ifdef YYBISON +#define YYLEX_PARAM base +#define YYLEX_DECL() yylex(int *YYLEX_PARAM) +#define YYERROR_DECL() yyerror(int regs[26], int *base, const char *s) +int YYLEX_DECL(); +static void YYERROR_DECL(); +#endif + +%} + +%start list + +%token DIGIT LETTER + +%left '|' +%left '&' +%left '+' '-' +%left '*' '/' '%' +%left UMINUS /* supplies precedence for unary minus */ + +%% /* beginning of rules section */ + +list : /* empty */ + | list stat '\n' + | list error '\n' + { yyerrok ; } + ; + +stat : expr + { printf("%d\n",$1);} + | LETTER '=' expr + { regs[$1] = $3; } + ; + +expr : '(' expr ')' + { $$ = $2; } + | expr '+' expr + { $$ = $1 + $3; } + | expr '-' expr + { $$ = $1 - $3; } + | expr '*' expr + { $$ = $1 * $3; } + | expr '/' expr + { $$ = $1 / $3; } + | expr '%' expr + { $$ = $1 % $3; } + | expr '&' expr + { $$ = $1 & $3; } + | expr '|' expr + { $$ = $1 | $3; } + | '-' expr %prec UMINUS + { $$ = - $2; } + | LETTER + { $$ = regs[$1]; } + | number + ; + +number: DIGIT + { $$ = $1; (*base) = ($1==0) ? 8 : 10; } + | number DIGIT + { $$ = (*base) * $1 + $2; } + ; + +%% /* start of programs */ + +#ifdef YYBYACC +extern int YYLEX_DECL(); +#endif + +int +main (void) +{ + int regs[26]; + int base = 10; + + while(!feof(stdin)) { + yyparse(regs, &base); + } + return 0; +} + +static void +YYERROR_DECL() +{ + fprintf(stderr, "%s\n", s); +} + +int +YYLEX_DECL() +{ + /* lexical analysis routine */ + /* returns LETTER for a lower case letter, yylval = 0 through 25 */ + /* return DIGIT for a digit, yylval = 0 through 9 */ + /* all other characters are returned immediately */ + + int c; + + while( (c=getchar()) == ' ' ) { /* skip blanks */ } + + /* c is now nonblank */ + + if( islower( c )) { + yylval = c - 'a'; + return ( LETTER ); + } + if( isdigit( c )) { + yylval = (c - '0') % (*base); + return ( DIGIT ); + } + return( c ); +} diff --git a/test/calc3.output b/test/calc3.output new file mode 100644 index 000000000000..3aed47511c93 --- /dev/null +++ b/test/calc3.output @@ -0,0 +1,461 @@ + 0 $accept : list $end + + 1 list : + 2 | list stat '\n' + 3 | list error '\n' + + 4 stat : expr + 5 | LETTER '=' expr + + 6 expr : '(' expr ')' + 7 | expr '+' expr + 8 | expr '-' expr + 9 | expr '*' expr + 10 | expr '/' expr + 11 | expr '%' expr + 12 | expr '&' expr + 13 | expr '|' expr + 14 | '-' expr + 15 | LETTER + 16 | number + + 17 number : DIGIT + 18 | number DIGIT + +state 0 + $accept : . list $end (0) + list : . (1) + + . reduce 1 + + list goto 1 + + +state 1 + $accept : list . $end (0) + list : list . stat '\n' (2) + list : list . error '\n' (3) + + $end accept + error shift 2 + DIGIT shift 3 + LETTER shift 4 + '-' shift 5 + '(' shift 6 + . error + + stat goto 7 + expr goto 8 + number goto 9 + + +state 2 + list : list error . '\n' (3) + + '\n' shift 10 + . error + + +state 3 + number : DIGIT . (17) + + . reduce 17 + + +state 4 + stat : LETTER . '=' expr (5) + expr : LETTER . (15) + + '=' shift 11 + '|' reduce 15 + '&' reduce 15 + '+' reduce 15 + '-' reduce 15 + '*' reduce 15 + '/' reduce 15 + '%' reduce 15 + '\n' reduce 15 + + +state 5 + expr : '-' . expr (14) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 13 + number goto 9 + + +state 6 + expr : '(' . expr ')' (6) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 14 + number goto 9 + + +state 7 + list : list stat . '\n' (2) + + '\n' shift 15 + . error + + +state 8 + stat : expr . (4) + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + + '|' shift 16 + '&' shift 17 + '+' shift 18 + '-' shift 19 + '*' shift 20 + '/' shift 21 + '%' shift 22 + '\n' reduce 4 + + +state 9 + expr : number . (16) + number : number . DIGIT (18) + + DIGIT shift 23 + '|' reduce 16 + '&' reduce 16 + '+' reduce 16 + '-' reduce 16 + '*' reduce 16 + '/' reduce 16 + '%' reduce 16 + '\n' reduce 16 + ')' reduce 16 + + +state 10 + list : list error '\n' . (3) + + . reduce 3 + + +state 11 + stat : LETTER '=' . expr (5) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 24 + number goto 9 + + +state 12 + expr : LETTER . (15) + + . reduce 15 + + +state 13 + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + expr : '-' expr . (14) + + . reduce 14 + + +state 14 + expr : '(' expr . ')' (6) + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + + '|' shift 16 + '&' shift 17 + '+' shift 18 + '-' shift 19 + '*' shift 20 + '/' shift 21 + '%' shift 22 + ')' shift 25 + . error + + +state 15 + list : list stat '\n' . (2) + + . reduce 2 + + +state 16 + expr : expr '|' . expr (13) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 26 + number goto 9 + + +state 17 + expr : expr '&' . expr (12) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 27 + number goto 9 + + +state 18 + expr : expr '+' . expr (7) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 28 + number goto 9 + + +state 19 + expr : expr '-' . expr (8) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 29 + number goto 9 + + +state 20 + expr : expr '*' . expr (9) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 30 + number goto 9 + + +state 21 + expr : expr '/' . expr (10) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 31 + number goto 9 + + +state 22 + expr : expr '%' . expr (11) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 32 + number goto 9 + + +state 23 + number : number DIGIT . (18) + + . reduce 18 + + +state 24 + stat : LETTER '=' expr . (5) + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + + '|' shift 16 + '&' shift 17 + '+' shift 18 + '-' shift 19 + '*' shift 20 + '/' shift 21 + '%' shift 22 + '\n' reduce 5 + + +state 25 + expr : '(' expr ')' . (6) + + . reduce 6 + + +state 26 + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + expr : expr '|' expr . (13) + + '&' shift 17 + '+' shift 18 + '-' shift 19 + '*' shift 20 + '/' shift 21 + '%' shift 22 + '|' reduce 13 + '\n' reduce 13 + ')' reduce 13 + + +state 27 + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr '&' expr . (12) + expr : expr . '|' expr (13) + + '+' shift 18 + '-' shift 19 + '*' shift 20 + '/' shift 21 + '%' shift 22 + '|' reduce 12 + '&' reduce 12 + '\n' reduce 12 + ')' reduce 12 + + +state 28 + expr : expr . '+' expr (7) + expr : expr '+' expr . (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + + '*' shift 20 + '/' shift 21 + '%' shift 22 + '|' reduce 7 + '&' reduce 7 + '+' reduce 7 + '-' reduce 7 + '\n' reduce 7 + ')' reduce 7 + + +state 29 + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr '-' expr . (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + + '*' shift 20 + '/' shift 21 + '%' shift 22 + '|' reduce 8 + '&' reduce 8 + '+' reduce 8 + '-' reduce 8 + '\n' reduce 8 + ')' reduce 8 + + +state 30 + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr '*' expr . (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + + . reduce 9 + + +state 31 + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr '/' expr . (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + + . reduce 10 + + +state 32 + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr '%' expr . (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + + . reduce 11 + + +16 terminals, 5 nonterminals +19 grammar rules, 33 states diff --git a/test/calc3.tab.c b/test/calc3.tab.c new file mode 100644 index 000000000000..9c38899beba7 --- /dev/null +++ b/test/calc3.tab.c @@ -0,0 +1,687 @@ +#ifndef lint +static const char yysccsid[] = "@(#)yaccpar 1.9 (Berkeley) 02/21/93"; +#endif + +#define YYBYACC 1 +#define YYMAJOR 1 +#define YYMINOR 9 + +#define YYEMPTY (-1) +#define yyclearin (yychar = YYEMPTY) +#define yyerrok (yyerrflag = 0) +#define YYRECOVERING() (yyerrflag != 0) + + +#ifndef yyparse +#define yyparse calc3_parse +#endif /* yyparse */ + +#ifndef yylex +#define yylex calc3_lex +#endif /* yylex */ + +#ifndef yyerror +#define yyerror calc3_error +#endif /* yyerror */ + +#ifndef yychar +#define yychar calc3_char +#endif /* yychar */ + +#ifndef yyval +#define yyval calc3_val +#endif /* yyval */ + +#ifndef yylval +#define yylval calc3_lval +#endif /* yylval */ + +#ifndef yydebug +#define yydebug calc3_debug +#endif /* yydebug */ + +#ifndef yynerrs +#define yynerrs calc3_nerrs +#endif /* yynerrs */ + +#ifndef yyerrflag +#define yyerrflag calc3_errflag +#endif /* yyerrflag */ + +#ifndef yylhs +#define yylhs calc3_lhs +#endif /* yylhs */ + +#ifndef yylen +#define yylen calc3_len +#endif /* yylen */ + +#ifndef yydefred +#define yydefred calc3_defred +#endif /* yydefred */ + +#ifndef yydgoto +#define yydgoto calc3_dgoto +#endif /* yydgoto */ + +#ifndef yysindex +#define yysindex calc3_sindex +#endif /* yysindex */ + +#ifndef yyrindex +#define yyrindex calc3_rindex +#endif /* yyrindex */ + +#ifndef yygindex +#define yygindex calc3_gindex +#endif /* yygindex */ + +#ifndef yytable +#define yytable calc3_table +#endif /* yytable */ + +#ifndef yycheck +#define yycheck calc3_check +#endif /* yycheck */ + +#ifndef yyname +#define yyname calc3_name +#endif /* yyname */ + +#ifndef yyrule +#define yyrule calc3_rule +#endif /* yyrule */ +#define YYPREFIX "calc3_" + +#define YYPURE 1 + +#line 9 "calc3.y" +# include +# include + +#ifdef YYBISON +#define YYSTYPE int +#define YYLEX_PARAM base +#define YYLEX_DECL() yylex(YYSTYPE *yylval, int *YYLEX_PARAM) +#define YYERROR_DECL() yyerror(int regs[26], int *base, const char *s) +int YYLEX_DECL(); +static void YYERROR_DECL(); +#endif + +#line 112 "calc3.tab.c" + +#ifndef YYSTYPE +typedef int YYSTYPE; +#endif + +/* compatibility with bison */ +#ifdef YYPARSE_PARAM +/* compatibility with FreeBSD */ +# ifdef YYPARSE_PARAM_TYPE +# define YYPARSE_DECL() yyparse(YYPARSE_PARAM_TYPE YYPARSE_PARAM) +# else +# define YYPARSE_DECL() yyparse(void *YYPARSE_PARAM) +# endif +#else +# define YYPARSE_DECL() yyparse(int regs[26], int * base) +#endif + +/* Parameters sent to lex. */ +#ifdef YYLEX_PARAM +# ifdef YYLEX_PARAM_TYPE +# define YYLEX_DECL() yylex(YYSTYPE *yylval, YYLEX_PARAM_TYPE YYLEX_PARAM) +# else +# define YYLEX_DECL() yylex(YYSTYPE *yylval, void * YYLEX_PARAM) +# endif +# define YYLEX yylex(&yylval, YYLEX_PARAM) +#else +# define YYLEX_DECL() yylex(YYSTYPE *yylval, int * base) +# define YYLEX yylex(&yylval, base) +#endif + +/* Parameters sent to yyerror. */ +#ifndef YYERROR_DECL +#define YYERROR_DECL() yyerror(int regs[26], int * base, const char *s) +#endif +#ifndef YYERROR_CALL +#define YYERROR_CALL(msg) yyerror(regs, base, msg) +#endif + +extern int YYPARSE_DECL(); + +#define DIGIT 257 +#define LETTER 258 +#define UMINUS 259 +#define YYERRCODE 256 +static const short calc3_lhs[] = { -1, + 0, 0, 0, 1, 1, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 3, 3, +}; +static const short calc3_len[] = { 2, + 0, 3, 3, 1, 3, 3, 3, 3, 3, 3, + 3, 3, 3, 2, 1, 1, 1, 2, +}; +static const short calc3_defred[] = { 1, + 0, 0, 17, 0, 0, 0, 0, 0, 0, 3, + 0, 15, 14, 0, 2, 0, 0, 0, 0, 0, + 0, 0, 18, 0, 6, 0, 0, 0, 0, 9, + 10, 11, +}; +static const short calc3_dgoto[] = { 1, + 7, 8, 9, +}; +static const short calc3_sindex[] = { 0, + -40, -7, 0, -55, -38, -38, 1, -29, -247, 0, + -38, 0, 0, 22, 0, -38, -38, -38, -38, -38, + -38, -38, 0, -29, 0, 51, 60, -20, -20, 0, + 0, 0, +}; +static const short calc3_rindex[] = { 0, + 0, 0, 0, 2, 0, 0, 0, 9, -9, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 10, 0, -6, 14, 5, 13, 0, + 0, 0, +}; +static const short calc3_gindex[] = { 0, + 0, 65, 0, +}; +#define YYTABLESIZE 220 +static const short calc3_table[] = { 6, + 16, 6, 10, 13, 5, 11, 5, 22, 17, 23, + 15, 15, 20, 18, 7, 19, 22, 21, 4, 5, + 0, 20, 8, 12, 0, 0, 21, 16, 16, 0, + 0, 16, 16, 16, 13, 16, 0, 16, 15, 15, + 0, 0, 7, 15, 15, 7, 15, 7, 15, 7, + 8, 12, 0, 8, 12, 8, 0, 8, 22, 17, + 0, 0, 25, 20, 18, 0, 19, 0, 21, 13, + 14, 0, 0, 0, 0, 24, 0, 0, 0, 0, + 26, 27, 28, 29, 30, 31, 32, 22, 17, 0, + 0, 0, 20, 18, 16, 19, 22, 21, 0, 0, + 0, 20, 18, 0, 19, 0, 21, 0, 0, 0, + 0, 0, 0, 0, 16, 0, 0, 13, 0, 0, + 0, 0, 0, 0, 0, 15, 0, 0, 7, 0, + 0, 0, 0, 0, 0, 0, 8, 12, 0, 0, + 0, 0, 0, 0, 0, 16, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 2, 3, 4, 3, 12, +}; +static const short calc3_check[] = { 40, + 10, 40, 10, 10, 45, 61, 45, 37, 38, 257, + 10, 10, 42, 43, 10, 45, 37, 47, 10, 10, + -1, 42, 10, 10, -1, -1, 47, 37, 38, -1, + -1, 41, 42, 43, 41, 45, -1, 47, 37, 38, + -1, -1, 38, 42, 43, 41, 45, 43, 47, 45, + 38, 38, -1, 41, 41, 43, -1, 45, 37, 38, + -1, -1, 41, 42, 43, -1, 45, -1, 47, 5, + 6, -1, -1, -1, -1, 11, -1, -1, -1, -1, + 16, 17, 18, 19, 20, 21, 22, 37, 38, -1, + -1, -1, 42, 43, 124, 45, 37, 47, -1, -1, + -1, 42, 43, -1, 45, -1, 47, -1, -1, -1, + -1, -1, -1, -1, 124, -1, -1, 124, -1, -1, + -1, -1, -1, -1, -1, 124, -1, -1, 124, -1, + -1, -1, -1, -1, -1, -1, 124, 124, -1, -1, + -1, -1, -1, -1, -1, 124, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, 256, 257, 258, 257, 258, +}; +#define YYFINAL 1 +#ifndef YYDEBUG +#define YYDEBUG 0 +#endif +#define YYMAXTOKEN 259 +#if YYDEBUG +static const char *yyname[] = { + +"end-of-file",0,0,0,0,0,0,0,0,0,"'\\n'",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,"'%'","'&'",0,"'('","')'","'*'","'+'",0,"'-'",0,"'/'",0,0,0,0,0,0,0, +0,0,0,0,0,0,"'='",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"'|'",0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,"DIGIT","LETTER","UMINUS", +}; +static const char *yyrule[] = { +"$accept : list", +"list :", +"list : list stat '\\n'", +"list : list error '\\n'", +"stat : expr", +"stat : LETTER '=' expr", +"expr : '(' expr ')'", +"expr : expr '+' expr", +"expr : expr '-' expr", +"expr : expr '*' expr", +"expr : expr '/' expr", +"expr : expr '%' expr", +"expr : expr '&' expr", +"expr : expr '|' expr", +"expr : '-' expr", +"expr : LETTER", +"expr : number", +"number : DIGIT", +"number : number DIGIT", + +}; +#endif + +int yydebug; +int yynerrs; + +/* define the initial stack-sizes */ +#ifdef YYSTACKSIZE +#undef YYMAXDEPTH +#define YYMAXDEPTH YYSTACKSIZE +#else +#ifdef YYMAXDEPTH +#define YYSTACKSIZE YYMAXDEPTH +#else +#define YYSTACKSIZE 500 +#define YYMAXDEPTH 500 +#endif +#endif + +#define YYINITSTACKSIZE 500 + +typedef struct { + unsigned stacksize; + short *s_base; + short *s_mark; + short *s_last; + YYSTYPE *l_base; + YYSTYPE *l_mark; +} YYSTACKDATA; +#line 76 "calc3.y" + /* start of programs */ + +#ifdef YYBYACC +extern int YYLEX_DECL(); +#endif + +int +main (void) +{ + int regs[26]; + int base = 10; + + while(!feof(stdin)) { + yyparse(regs, &base); + } + return 0; +} + +static void +YYERROR_DECL() +{ + fprintf(stderr, "%s\n", s); +} + +int +YYLEX_DECL() +{ + /* lexical analysis routine */ + /* returns LETTER for a lower case letter, yylval = 0 through 25 */ + /* return DIGIT for a digit, yylval = 0 through 9 */ + /* all other characters are returned immediately */ + + int c; + + while( (c=getchar()) == ' ' ) { /* skip blanks */ } + + /* c is now nonblank */ + + if( islower( c )) { + *yylval = (c - 'a'); + return ( LETTER ); + } + if( isdigit( c )) { + *yylval = (c - '0') % (*base); + return ( DIGIT ); + } + return( c ); +} +#line 354 "calc3.tab.c" + +#if YYDEBUG +#include /* needed for printf */ +#endif + +#include /* needed for malloc, etc */ +#include /* needed for memset */ + +/* allocate initial stack or double stack size, up to YYMAXDEPTH */ +static int yygrowstack(YYSTACKDATA *data) +{ + int i; + unsigned newsize; + short *newss; + YYSTYPE *newvs; + + if ((newsize = data->stacksize) == 0) + newsize = YYINITSTACKSIZE; + else if (newsize >= YYMAXDEPTH) + return -1; + else if ((newsize *= 2) > YYMAXDEPTH) + newsize = YYMAXDEPTH; + + i = data->s_mark - data->s_base; + newss = (short *)realloc(data->s_base, newsize * sizeof(*newss)); + if (newss == 0) + return -1; + + data->s_base = newss; + data->s_mark = newss + i; + + newvs = (YYSTYPE *)realloc(data->l_base, newsize * sizeof(*newvs)); + if (newvs == 0) + return -1; + + data->l_base = newvs; + data->l_mark = newvs + i; + + data->stacksize = newsize; + data->s_last = data->s_base + newsize - 1; + return 0; +} + +#if YYPURE || defined(YY_NO_LEAKS) +static void yyfreestack(YYSTACKDATA *data) +{ + free(data->s_base); + free(data->l_base); + memset(data, 0, sizeof(*data)); +} +#else +#define yyfreestack(data) /* nothing */ +#endif + +#define YYABORT goto yyabort +#define YYREJECT goto yyabort +#define YYACCEPT goto yyaccept +#define YYERROR goto yyerrlab + +int +YYPARSE_DECL() +{ + int yyerrflag; + int yychar; + YYSTYPE yyval; + YYSTYPE yylval; + + /* variables for the parser stack */ + YYSTACKDATA yystack; + int yym, yyn, yystate; +#if YYDEBUG + const char *yys; + + if ((yys = getenv("YYDEBUG")) != 0) + { + yyn = *yys; + if (yyn >= '0' && yyn <= '9') + yydebug = yyn - '0'; + } +#endif + + yynerrs = 0; + yyerrflag = 0; + yychar = YYEMPTY; + yystate = 0; + +#if YYPURE + memset(&yystack, 0, sizeof(yystack)); +#endif + + if (yystack.s_base == NULL && yygrowstack(&yystack)) goto yyoverflow; + yystack.s_mark = yystack.s_base; + yystack.l_mark = yystack.l_base; + yystate = 0; + *yystack.s_mark = 0; + +yyloop: + if ((yyn = yydefred[yystate]) != 0) goto yyreduce; + if (yychar < 0) + { + if ((yychar = YYLEX) < 0) yychar = 0; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, reading %d (%s)\n", + YYPREFIX, yystate, yychar, yys); + } +#endif + } + if ((yyn = yysindex[yystate]) && (yyn += yychar) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yychar) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, shifting to state %d\n", + YYPREFIX, yystate, yytable[yyn]); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + yystate = yytable[yyn]; + *++yystack.s_mark = yytable[yyn]; + *++yystack.l_mark = yylval; + yychar = YYEMPTY; + if (yyerrflag > 0) --yyerrflag; + goto yyloop; + } + if ((yyn = yyrindex[yystate]) && (yyn += yychar) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yychar) + { + yyn = yytable[yyn]; + goto yyreduce; + } + if (yyerrflag) goto yyinrecovery; + + yyerror(regs, base, "syntax error"); + + goto yyerrlab; + +yyerrlab: + ++yynerrs; + +yyinrecovery: + if (yyerrflag < 3) + { + yyerrflag = 3; + for (;;) + { + if ((yyn = yysindex[*yystack.s_mark]) && (yyn += YYERRCODE) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == YYERRCODE) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, error recovery shifting\ + to state %d\n", YYPREFIX, *yystack.s_mark, yytable[yyn]); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + yystate = yytable[yyn]; + *++yystack.s_mark = yytable[yyn]; + *++yystack.l_mark = yylval; + goto yyloop; + } + else + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: error recovery discarding state %d\n", + YYPREFIX, *yystack.s_mark); +#endif + if (yystack.s_mark <= yystack.s_base) goto yyabort; + --yystack.s_mark; + --yystack.l_mark; + } + } + } + else + { + if (yychar == 0) goto yyabort; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, error recovery discards token %d (%s)\n", + YYPREFIX, yystate, yychar, yys); + } +#endif + yychar = YYEMPTY; + goto yyloop; + } + +yyreduce: +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, reducing by rule %d (%s)\n", + YYPREFIX, yystate, yyn, yyrule[yyn]); +#endif + yym = yylen[yyn]; + if (yym) + yyval = yystack.l_mark[1-yym]; + else + memset(&yyval, 0, sizeof yyval); + switch (yyn) + { +case 3: +#line 38 "calc3.y" + { yyerrok ; } +break; +case 4: +#line 42 "calc3.y" + { printf("%d\n",yystack.l_mark[0]);} +break; +case 5: +#line 44 "calc3.y" + { regs[yystack.l_mark[-2]] = yystack.l_mark[0]; } +break; +case 6: +#line 48 "calc3.y" + { yyval = yystack.l_mark[-1]; } +break; +case 7: +#line 50 "calc3.y" + { yyval = yystack.l_mark[-2] + yystack.l_mark[0]; } +break; +case 8: +#line 52 "calc3.y" + { yyval = yystack.l_mark[-2] - yystack.l_mark[0]; } +break; +case 9: +#line 54 "calc3.y" + { yyval = yystack.l_mark[-2] * yystack.l_mark[0]; } +break; +case 10: +#line 56 "calc3.y" + { yyval = yystack.l_mark[-2] / yystack.l_mark[0]; } +break; +case 11: +#line 58 "calc3.y" + { yyval = yystack.l_mark[-2] % yystack.l_mark[0]; } +break; +case 12: +#line 60 "calc3.y" + { yyval = yystack.l_mark[-2] & yystack.l_mark[0]; } +break; +case 13: +#line 62 "calc3.y" + { yyval = yystack.l_mark[-2] | yystack.l_mark[0]; } +break; +case 14: +#line 64 "calc3.y" + { yyval = - yystack.l_mark[0]; } +break; +case 15: +#line 66 "calc3.y" + { yyval = regs[yystack.l_mark[0]]; } +break; +case 17: +#line 71 "calc3.y" + { yyval = yystack.l_mark[0]; (*base) = (yystack.l_mark[0]==0) ? 8 : 10; } +break; +case 18: +#line 73 "calc3.y" + { yyval = (*base) * yystack.l_mark[-1] + yystack.l_mark[0]; } +break; +#line 627 "calc3.tab.c" + } + yystack.s_mark -= yym; + yystate = *yystack.s_mark; + yystack.l_mark -= yym; + yym = yylhs[yyn]; + if (yystate == 0 && yym == 0) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: after reduction, shifting from state 0 to\ + state %d\n", YYPREFIX, YYFINAL); +#endif + yystate = YYFINAL; + *++yystack.s_mark = YYFINAL; + *++yystack.l_mark = yyval; + if (yychar < 0) + { + if ((yychar = YYLEX) < 0) yychar = 0; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, reading %d (%s)\n", + YYPREFIX, YYFINAL, yychar, yys); + } +#endif + } + if (yychar == 0) goto yyaccept; + goto yyloop; + } + if ((yyn = yygindex[yym]) && (yyn += yystate) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yystate) + yystate = yytable[yyn]; + else + yystate = yydgoto[yym]; +#if YYDEBUG + if (yydebug) + printf("%sdebug: after reduction, shifting from state %d \ +to state %d\n", YYPREFIX, *yystack.s_mark, yystate); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + *++yystack.s_mark = (short) yystate; + *++yystack.l_mark = yyval; + goto yyloop; + +yyoverflow: + yyerror(regs, base, "yacc stack overflow"); + +yyabort: + yyfreestack(&yystack); + return (1); + +yyaccept: + yyfreestack(&yystack); + return (0); +} diff --git a/test/calc3.tab.h b/test/calc3.tab.h new file mode 100644 index 000000000000..19211182d6b3 --- /dev/null +++ b/test/calc3.tab.h @@ -0,0 +1,3 @@ +#define DIGIT 257 +#define LETTER 258 +#define UMINUS 259 diff --git a/test/calc3.y b/test/calc3.y new file mode 100644 index 000000000000..252faa961f4b --- /dev/null +++ b/test/calc3.y @@ -0,0 +1,123 @@ +%pure-parser + +%parse-param { int regs[26] } +%parse-param { int *base } + +%lex-param { int *base } + +%{ +# include +# include + +#ifdef YYBISON +#define YYSTYPE int +#define YYLEX_PARAM base +#define YYLEX_DECL() yylex(YYSTYPE *yylval, int *YYLEX_PARAM) +#define YYERROR_DECL() yyerror(int regs[26], int *base, const char *s) +int YYLEX_DECL(); +static void YYERROR_DECL(); +#endif + +%} + +%start list + +%token DIGIT LETTER + +%left '|' +%left '&' +%left '+' '-' +%left '*' '/' '%' +%left UMINUS /* supplies precedence for unary minus */ + +%% /* beginning of rules section */ + +list : /* empty */ + | list stat '\n' + | list error '\n' + { yyerrok ; } + ; + +stat : expr + { printf("%d\n",$1);} + | LETTER '=' expr + { regs[$1] = $3; } + ; + +expr : '(' expr ')' + { $$ = $2; } + | expr '+' expr + { $$ = $1 + $3; } + | expr '-' expr + { $$ = $1 - $3; } + | expr '*' expr + { $$ = $1 * $3; } + | expr '/' expr + { $$ = $1 / $3; } + | expr '%' expr + { $$ = $1 % $3; } + | expr '&' expr + { $$ = $1 & $3; } + | expr '|' expr + { $$ = $1 | $3; } + | '-' expr %prec UMINUS + { $$ = - $2; } + | LETTER + { $$ = regs[$1]; } + | number + ; + +number: DIGIT + { $$ = $1; (*base) = ($1==0) ? 8 : 10; } + | number DIGIT + { $$ = (*base) * $1 + $2; } + ; + +%% /* start of programs */ + +#ifdef YYBYACC +extern int YYLEX_DECL(); +#endif + +int +main (void) +{ + int regs[26]; + int base = 10; + + while(!feof(stdin)) { + yyparse(regs, &base); + } + return 0; +} + +static void +YYERROR_DECL() +{ + fprintf(stderr, "%s\n", s); +} + +int +YYLEX_DECL() +{ + /* lexical analysis routine */ + /* returns LETTER for a lower case letter, yylval = 0 through 25 */ + /* return DIGIT for a digit, yylval = 0 through 9 */ + /* all other characters are returned immediately */ + + int c; + + while( (c=getchar()) == ' ' ) { /* skip blanks */ } + + /* c is now nonblank */ + + if( islower( c )) { + *yylval = (c - 'a'); + return ( LETTER ); + } + if( isdigit( c )) { + *yylval = (c - '0') % (*base); + return ( DIGIT ); + } + return( c ); +} diff --git a/test/code_calc.code.c b/test/code_calc.code.c new file mode 100644 index 000000000000..a3cf368a07a4 --- /dev/null +++ b/test/code_calc.code.c @@ -0,0 +1,580 @@ +#ifndef lint +static const char yysccsid[] = "@(#)yaccpar 1.9 (Berkeley) 02/21/93"; +#endif + +#define YYBYACC 1 +#define YYMAJOR 1 +#define YYMINOR 9 + +#define YYEMPTY (-1) +#define yyclearin (yychar = YYEMPTY) +#define yyerrok (yyerrflag = 0) +#define YYRECOVERING() (yyerrflag != 0) + + +#define YYPURE 0 + +#line 2 "code_calc.y" +# include +# include + +int regs[26]; +int base; + +#ifdef YYBISON +int yylex(void); +static void yyerror(const char *s); +#endif + +#line 30 "code_calc.code.c" + +#ifndef YYSTYPE +typedef int YYSTYPE; +#endif + +/* compatibility with bison */ +#ifdef YYPARSE_PARAM +/* compatibility with FreeBSD */ +# ifdef YYPARSE_PARAM_TYPE +# define YYPARSE_DECL() yyparse(YYPARSE_PARAM_TYPE YYPARSE_PARAM) +# else +# define YYPARSE_DECL() yyparse(void *YYPARSE_PARAM) +# endif +#else +# define YYPARSE_DECL() yyparse(void) +#endif + +/* Parameters sent to lex. */ +#ifdef YYLEX_PARAM +# define YYLEX_DECL() yylex(void *YYLEX_PARAM) +# define YYLEX yylex(YYLEX_PARAM) +#else +# define YYLEX_DECL() yylex(void) +# define YYLEX yylex() +#endif + +/* Parameters sent to yyerror. */ +#ifndef YYERROR_DECL +#define YYERROR_DECL() yyerror(const char *s) +#endif +#ifndef YYERROR_CALL +#define YYERROR_CALL(msg) yyerror(msg) +#endif + +extern int YYPARSE_DECL(); + +#define DIGIT 257 +#define LETTER 258 +#define UMINUS 259 +#define YYERRCODE 256 +#define YYTABLESIZE 220 +#define YYFINAL 1 +#ifndef YYDEBUG +#define YYDEBUG 0 +#endif +#define YYMAXTOKEN 259 + +#ifndef yyparse +#define yyparse calc_parse +#endif /* yyparse */ + +#ifndef yylex +#define yylex calc_lex +#endif /* yylex */ + +#ifndef yyerror +#define yyerror calc_error +#endif /* yyerror */ + +#ifndef yychar +#define yychar calc_char +#endif /* yychar */ + +#ifndef yyval +#define yyval calc_val +#endif /* yyval */ + +#ifndef yylval +#define yylval calc_lval +#endif /* yylval */ + +#ifndef yydebug +#define yydebug calc_debug +#endif /* yydebug */ + +#ifndef yynerrs +#define yynerrs calc_nerrs +#endif /* yynerrs */ + +#ifndef yyerrflag +#define yyerrflag calc_errflag +#endif /* yyerrflag */ + +#ifndef yylhs +#define yylhs calc_lhs +#endif /* yylhs */ + +#ifndef yylen +#define yylen calc_len +#endif /* yylen */ + +#ifndef yydefred +#define yydefred calc_defred +#endif /* yydefred */ + +#ifndef yydgoto +#define yydgoto calc_dgoto +#endif /* yydgoto */ + +#ifndef yysindex +#define yysindex calc_sindex +#endif /* yysindex */ + +#ifndef yyrindex +#define yyrindex calc_rindex +#endif /* yyrindex */ + +#ifndef yygindex +#define yygindex calc_gindex +#endif /* yygindex */ + +#ifndef yytable +#define yytable calc_table +#endif /* yytable */ + +#ifndef yycheck +#define yycheck calc_check +#endif /* yycheck */ + +#ifndef yyname +#define yyname calc_name +#endif /* yyname */ + +#ifndef yyrule +#define yyrule calc_rule +#endif /* yyrule */ +#define YYPREFIX "calc_" + +extern int YYPARSE_DECL(); +extern short yylhs[]; +extern short yylen[]; +extern short yydefred[]; +extern short yydgoto[]; +extern short yysindex[]; +extern short yyrindex[]; +extern short yygindex[]; +extern short yytable[]; +extern short yycheck[]; + +#if YYDEBUG +extern char *yyname[]; +extern char *yyrule[]; +#endif + +int yydebug; +int yynerrs; + +int yyerrflag; +int yychar; +YYSTYPE yyval; +YYSTYPE yylval; + +/* define the initial stack-sizes */ +#ifdef YYSTACKSIZE +#undef YYMAXDEPTH +#define YYMAXDEPTH YYSTACKSIZE +#else +#ifdef YYMAXDEPTH +#define YYSTACKSIZE YYMAXDEPTH +#else +#define YYSTACKSIZE 500 +#define YYMAXDEPTH 500 +#endif +#endif + +#define YYINITSTACKSIZE 500 + +typedef struct { + unsigned stacksize; + short *s_base; + short *s_mark; + short *s_last; + YYSTYPE *l_base; + YYSTYPE *l_mark; +} YYSTACKDATA; +/* variables for the parser stack */ +static YYSTACKDATA yystack; +#line 68 "code_calc.y" + /* start of programs */ + +#ifdef YYBYACC +extern int YYLEX_DECL(); +#endif + +int +main (void) +{ + while(!feof(stdin)) { + yyparse(); + } + return 0; +} + +static void +yyerror(const char *s) +{ + fprintf(stderr, "%s\n", s); +} + +int +yylex(void) +{ + /* lexical analysis routine */ + /* returns LETTER for a lower case letter, yylval = 0 through 25 */ + /* return DIGIT for a digit, yylval = 0 through 9 */ + /* all other characters are returned immediately */ + + int c; + + while( (c=getchar()) == ' ' ) { /* skip blanks */ } + + /* c is now nonblank */ + + if( islower( c )) { + yylval = c - 'a'; + return ( LETTER ); + } + if( isdigit( c )) { + yylval = c - '0'; + return ( DIGIT ); + } + return( c ); +} +#line 254 "code_calc.code.c" + +#if YYDEBUG +#include /* needed for printf */ +#endif + +#include /* needed for malloc, etc */ +#include /* needed for memset */ + +/* allocate initial stack or double stack size, up to YYMAXDEPTH */ +static int yygrowstack(YYSTACKDATA *data) +{ + int i; + unsigned newsize; + short *newss; + YYSTYPE *newvs; + + if ((newsize = data->stacksize) == 0) + newsize = YYINITSTACKSIZE; + else if (newsize >= YYMAXDEPTH) + return -1; + else if ((newsize *= 2) > YYMAXDEPTH) + newsize = YYMAXDEPTH; + + i = data->s_mark - data->s_base; + newss = (short *)realloc(data->s_base, newsize * sizeof(*newss)); + if (newss == 0) + return -1; + + data->s_base = newss; + data->s_mark = newss + i; + + newvs = (YYSTYPE *)realloc(data->l_base, newsize * sizeof(*newvs)); + if (newvs == 0) + return -1; + + data->l_base = newvs; + data->l_mark = newvs + i; + + data->stacksize = newsize; + data->s_last = data->s_base + newsize - 1; + return 0; +} + +#if YYPURE || defined(YY_NO_LEAKS) +static void yyfreestack(YYSTACKDATA *data) +{ + free(data->s_base); + free(data->l_base); + memset(data, 0, sizeof(*data)); +} +#else +#define yyfreestack(data) /* nothing */ +#endif + +#define YYABORT goto yyabort +#define YYREJECT goto yyabort +#define YYACCEPT goto yyaccept +#define YYERROR goto yyerrlab + +int +YYPARSE_DECL() +{ + int yym, yyn, yystate; +#if YYDEBUG + const char *yys; + + if ((yys = getenv("YYDEBUG")) != 0) + { + yyn = *yys; + if (yyn >= '0' && yyn <= '9') + yydebug = yyn - '0'; + } +#endif + + yynerrs = 0; + yyerrflag = 0; + yychar = YYEMPTY; + yystate = 0; + +#if YYPURE + memset(&yystack, 0, sizeof(yystack)); +#endif + + if (yystack.s_base == NULL && yygrowstack(&yystack)) goto yyoverflow; + yystack.s_mark = yystack.s_base; + yystack.l_mark = yystack.l_base; + yystate = 0; + *yystack.s_mark = 0; + +yyloop: + if ((yyn = yydefred[yystate]) != 0) goto yyreduce; + if (yychar < 0) + { + if ((yychar = YYLEX) < 0) yychar = 0; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, reading %d (%s)\n", + YYPREFIX, yystate, yychar, yys); + } +#endif + } + if ((yyn = yysindex[yystate]) && (yyn += yychar) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yychar) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, shifting to state %d\n", + YYPREFIX, yystate, yytable[yyn]); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + yystate = yytable[yyn]; + *++yystack.s_mark = yytable[yyn]; + *++yystack.l_mark = yylval; + yychar = YYEMPTY; + if (yyerrflag > 0) --yyerrflag; + goto yyloop; + } + if ((yyn = yyrindex[yystate]) && (yyn += yychar) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yychar) + { + yyn = yytable[yyn]; + goto yyreduce; + } + if (yyerrflag) goto yyinrecovery; + + yyerror("syntax error"); + + goto yyerrlab; + +yyerrlab: + ++yynerrs; + +yyinrecovery: + if (yyerrflag < 3) + { + yyerrflag = 3; + for (;;) + { + if ((yyn = yysindex[*yystack.s_mark]) && (yyn += YYERRCODE) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == YYERRCODE) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, error recovery shifting\ + to state %d\n", YYPREFIX, *yystack.s_mark, yytable[yyn]); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + yystate = yytable[yyn]; + *++yystack.s_mark = yytable[yyn]; + *++yystack.l_mark = yylval; + goto yyloop; + } + else + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: error recovery discarding state %d\n", + YYPREFIX, *yystack.s_mark); +#endif + if (yystack.s_mark <= yystack.s_base) goto yyabort; + --yystack.s_mark; + --yystack.l_mark; + } + } + } + else + { + if (yychar == 0) goto yyabort; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, error recovery discards token %d (%s)\n", + YYPREFIX, yystate, yychar, yys); + } +#endif + yychar = YYEMPTY; + goto yyloop; + } + +yyreduce: +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, reducing by rule %d (%s)\n", + YYPREFIX, yystate, yyn, yyrule[yyn]); +#endif + yym = yylen[yyn]; + if (yym) + yyval = yystack.l_mark[1-yym]; + else + memset(&yyval, 0, sizeof yyval); + switch (yyn) + { +case 3: +#line 30 "code_calc.y" + { yyerrok ; } +break; +case 4: +#line 34 "code_calc.y" + { printf("%d\n",yystack.l_mark[0]);} +break; +case 5: +#line 36 "code_calc.y" + { regs[yystack.l_mark[-2]] = yystack.l_mark[0]; } +break; +case 6: +#line 40 "code_calc.y" + { yyval = yystack.l_mark[-1]; } +break; +case 7: +#line 42 "code_calc.y" + { yyval = yystack.l_mark[-2] + yystack.l_mark[0]; } +break; +case 8: +#line 44 "code_calc.y" + { yyval = yystack.l_mark[-2] - yystack.l_mark[0]; } +break; +case 9: +#line 46 "code_calc.y" + { yyval = yystack.l_mark[-2] * yystack.l_mark[0]; } +break; +case 10: +#line 48 "code_calc.y" + { yyval = yystack.l_mark[-2] / yystack.l_mark[0]; } +break; +case 11: +#line 50 "code_calc.y" + { yyval = yystack.l_mark[-2] % yystack.l_mark[0]; } +break; +case 12: +#line 52 "code_calc.y" + { yyval = yystack.l_mark[-2] & yystack.l_mark[0]; } +break; +case 13: +#line 54 "code_calc.y" + { yyval = yystack.l_mark[-2] | yystack.l_mark[0]; } +break; +case 14: +#line 56 "code_calc.y" + { yyval = - yystack.l_mark[0]; } +break; +case 15: +#line 58 "code_calc.y" + { yyval = regs[yystack.l_mark[0]]; } +break; +case 17: +#line 63 "code_calc.y" + { yyval = yystack.l_mark[0]; base = (yystack.l_mark[0]==0) ? 8 : 10; } +break; +case 18: +#line 65 "code_calc.y" + { yyval = base * yystack.l_mark[-1] + yystack.l_mark[0]; } +break; +#line 520 "code_calc.code.c" + } + yystack.s_mark -= yym; + yystate = *yystack.s_mark; + yystack.l_mark -= yym; + yym = yylhs[yyn]; + if (yystate == 0 && yym == 0) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: after reduction, shifting from state 0 to\ + state %d\n", YYPREFIX, YYFINAL); +#endif + yystate = YYFINAL; + *++yystack.s_mark = YYFINAL; + *++yystack.l_mark = yyval; + if (yychar < 0) + { + if ((yychar = YYLEX) < 0) yychar = 0; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, reading %d (%s)\n", + YYPREFIX, YYFINAL, yychar, yys); + } +#endif + } + if (yychar == 0) goto yyaccept; + goto yyloop; + } + if ((yyn = yygindex[yym]) && (yyn += yystate) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yystate) + yystate = yytable[yyn]; + else + yystate = yydgoto[yym]; +#if YYDEBUG + if (yydebug) + printf("%sdebug: after reduction, shifting from state %d \ +to state %d\n", YYPREFIX, *yystack.s_mark, yystate); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + *++yystack.s_mark = (short) yystate; + *++yystack.l_mark = yyval; + goto yyloop; + +yyoverflow: + yyerror("yacc stack overflow"); + +yyabort: + yyfreestack(&yystack); + return (1); + +yyaccept: + yyfreestack(&yystack); + return (0); +} diff --git a/test/code_calc.output b/test/code_calc.output new file mode 100644 index 000000000000..3aed47511c93 --- /dev/null +++ b/test/code_calc.output @@ -0,0 +1,461 @@ + 0 $accept : list $end + + 1 list : + 2 | list stat '\n' + 3 | list error '\n' + + 4 stat : expr + 5 | LETTER '=' expr + + 6 expr : '(' expr ')' + 7 | expr '+' expr + 8 | expr '-' expr + 9 | expr '*' expr + 10 | expr '/' expr + 11 | expr '%' expr + 12 | expr '&' expr + 13 | expr '|' expr + 14 | '-' expr + 15 | LETTER + 16 | number + + 17 number : DIGIT + 18 | number DIGIT + +state 0 + $accept : . list $end (0) + list : . (1) + + . reduce 1 + + list goto 1 + + +state 1 + $accept : list . $end (0) + list : list . stat '\n' (2) + list : list . error '\n' (3) + + $end accept + error shift 2 + DIGIT shift 3 + LETTER shift 4 + '-' shift 5 + '(' shift 6 + . error + + stat goto 7 + expr goto 8 + number goto 9 + + +state 2 + list : list error . '\n' (3) + + '\n' shift 10 + . error + + +state 3 + number : DIGIT . (17) + + . reduce 17 + + +state 4 + stat : LETTER . '=' expr (5) + expr : LETTER . (15) + + '=' shift 11 + '|' reduce 15 + '&' reduce 15 + '+' reduce 15 + '-' reduce 15 + '*' reduce 15 + '/' reduce 15 + '%' reduce 15 + '\n' reduce 15 + + +state 5 + expr : '-' . expr (14) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 13 + number goto 9 + + +state 6 + expr : '(' . expr ')' (6) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 14 + number goto 9 + + +state 7 + list : list stat . '\n' (2) + + '\n' shift 15 + . error + + +state 8 + stat : expr . (4) + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + + '|' shift 16 + '&' shift 17 + '+' shift 18 + '-' shift 19 + '*' shift 20 + '/' shift 21 + '%' shift 22 + '\n' reduce 4 + + +state 9 + expr : number . (16) + number : number . DIGIT (18) + + DIGIT shift 23 + '|' reduce 16 + '&' reduce 16 + '+' reduce 16 + '-' reduce 16 + '*' reduce 16 + '/' reduce 16 + '%' reduce 16 + '\n' reduce 16 + ')' reduce 16 + + +state 10 + list : list error '\n' . (3) + + . reduce 3 + + +state 11 + stat : LETTER '=' . expr (5) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 24 + number goto 9 + + +state 12 + expr : LETTER . (15) + + . reduce 15 + + +state 13 + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + expr : '-' expr . (14) + + . reduce 14 + + +state 14 + expr : '(' expr . ')' (6) + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + + '|' shift 16 + '&' shift 17 + '+' shift 18 + '-' shift 19 + '*' shift 20 + '/' shift 21 + '%' shift 22 + ')' shift 25 + . error + + +state 15 + list : list stat '\n' . (2) + + . reduce 2 + + +state 16 + expr : expr '|' . expr (13) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 26 + number goto 9 + + +state 17 + expr : expr '&' . expr (12) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 27 + number goto 9 + + +state 18 + expr : expr '+' . expr (7) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 28 + number goto 9 + + +state 19 + expr : expr '-' . expr (8) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 29 + number goto 9 + + +state 20 + expr : expr '*' . expr (9) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 30 + number goto 9 + + +state 21 + expr : expr '/' . expr (10) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 31 + number goto 9 + + +state 22 + expr : expr '%' . expr (11) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 32 + number goto 9 + + +state 23 + number : number DIGIT . (18) + + . reduce 18 + + +state 24 + stat : LETTER '=' expr . (5) + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + + '|' shift 16 + '&' shift 17 + '+' shift 18 + '-' shift 19 + '*' shift 20 + '/' shift 21 + '%' shift 22 + '\n' reduce 5 + + +state 25 + expr : '(' expr ')' . (6) + + . reduce 6 + + +state 26 + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + expr : expr '|' expr . (13) + + '&' shift 17 + '+' shift 18 + '-' shift 19 + '*' shift 20 + '/' shift 21 + '%' shift 22 + '|' reduce 13 + '\n' reduce 13 + ')' reduce 13 + + +state 27 + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr '&' expr . (12) + expr : expr . '|' expr (13) + + '+' shift 18 + '-' shift 19 + '*' shift 20 + '/' shift 21 + '%' shift 22 + '|' reduce 12 + '&' reduce 12 + '\n' reduce 12 + ')' reduce 12 + + +state 28 + expr : expr . '+' expr (7) + expr : expr '+' expr . (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + + '*' shift 20 + '/' shift 21 + '%' shift 22 + '|' reduce 7 + '&' reduce 7 + '+' reduce 7 + '-' reduce 7 + '\n' reduce 7 + ')' reduce 7 + + +state 29 + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr '-' expr . (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + + '*' shift 20 + '/' shift 21 + '%' shift 22 + '|' reduce 8 + '&' reduce 8 + '+' reduce 8 + '-' reduce 8 + '\n' reduce 8 + ')' reduce 8 + + +state 30 + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr '*' expr . (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + + . reduce 9 + + +state 31 + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr '/' expr . (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + + . reduce 10 + + +state 32 + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr '%' expr . (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + + . reduce 11 + + +16 terminals, 5 nonterminals +19 grammar rules, 33 states diff --git a/test/code_calc.tab.c b/test/code_calc.tab.c new file mode 100644 index 000000000000..37a17ef4f814 --- /dev/null +++ b/test/code_calc.tab.c @@ -0,0 +1,199 @@ + +#ifndef yyparse +#define yyparse calc_parse +#endif /* yyparse */ + +#ifndef yylex +#define yylex calc_lex +#endif /* yylex */ + +#ifndef yyerror +#define yyerror calc_error +#endif /* yyerror */ + +#ifndef yychar +#define yychar calc_char +#endif /* yychar */ + +#ifndef yyval +#define yyval calc_val +#endif /* yyval */ + +#ifndef yylval +#define yylval calc_lval +#endif /* yylval */ + +#ifndef yydebug +#define yydebug calc_debug +#endif /* yydebug */ + +#ifndef yynerrs +#define yynerrs calc_nerrs +#endif /* yynerrs */ + +#ifndef yyerrflag +#define yyerrflag calc_errflag +#endif /* yyerrflag */ + +#ifndef yylhs +#define yylhs calc_lhs +#endif /* yylhs */ + +#ifndef yylen +#define yylen calc_len +#endif /* yylen */ + +#ifndef yydefred +#define yydefred calc_defred +#endif /* yydefred */ + +#ifndef yydgoto +#define yydgoto calc_dgoto +#endif /* yydgoto */ + +#ifndef yysindex +#define yysindex calc_sindex +#endif /* yysindex */ + +#ifndef yyrindex +#define yyrindex calc_rindex +#endif /* yyrindex */ + +#ifndef yygindex +#define yygindex calc_gindex +#endif /* yygindex */ + +#ifndef yytable +#define yytable calc_table +#endif /* yytable */ + +#ifndef yycheck +#define yycheck calc_check +#endif /* yycheck */ + +#ifndef yyname +#define yyname calc_name +#endif /* yyname */ + +#ifndef yyrule +#define yyrule calc_rule +#endif /* yyrule */ +#define YYPREFIX "calc_" +const short calc_lhs[] = { -1, + 0, 0, 0, 1, 1, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 3, 3, +}; +const short calc_len[] = { 2, + 0, 3, 3, 1, 3, 3, 3, 3, 3, 3, + 3, 3, 3, 2, 1, 1, 1, 2, +}; +const short calc_defred[] = { 1, + 0, 0, 17, 0, 0, 0, 0, 0, 0, 3, + 0, 15, 14, 0, 2, 0, 0, 0, 0, 0, + 0, 0, 18, 0, 6, 0, 0, 0, 0, 9, + 10, 11, +}; +const short calc_dgoto[] = { 1, + 7, 8, 9, +}; +const short calc_sindex[] = { 0, + -40, -7, 0, -55, -38, -38, 1, -29, -247, 0, + -38, 0, 0, 22, 0, -38, -38, -38, -38, -38, + -38, -38, 0, -29, 0, 51, 60, -20, -20, 0, + 0, 0, +}; +const short calc_rindex[] = { 0, + 0, 0, 0, 2, 0, 0, 0, 9, -9, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 10, 0, -6, 14, 5, 13, 0, + 0, 0, +}; +const short calc_gindex[] = { 0, + 0, 65, 0, +}; +const short calc_table[] = { 6, + 16, 6, 10, 13, 5, 11, 5, 22, 17, 23, + 15, 15, 20, 18, 7, 19, 22, 21, 4, 5, + 0, 20, 8, 12, 0, 0, 21, 16, 16, 0, + 0, 16, 16, 16, 13, 16, 0, 16, 15, 15, + 0, 0, 7, 15, 15, 7, 15, 7, 15, 7, + 8, 12, 0, 8, 12, 8, 0, 8, 22, 17, + 0, 0, 25, 20, 18, 0, 19, 0, 21, 13, + 14, 0, 0, 0, 0, 24, 0, 0, 0, 0, + 26, 27, 28, 29, 30, 31, 32, 22, 17, 0, + 0, 0, 20, 18, 16, 19, 22, 21, 0, 0, + 0, 20, 18, 0, 19, 0, 21, 0, 0, 0, + 0, 0, 0, 0, 16, 0, 0, 13, 0, 0, + 0, 0, 0, 0, 0, 15, 0, 0, 7, 0, + 0, 0, 0, 0, 0, 0, 8, 12, 0, 0, + 0, 0, 0, 0, 0, 16, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 2, 3, 4, 3, 12, +}; +const short calc_check[] = { 40, + 10, 40, 10, 10, 45, 61, 45, 37, 38, 257, + 10, 10, 42, 43, 10, 45, 37, 47, 10, 10, + -1, 42, 10, 10, -1, -1, 47, 37, 38, -1, + -1, 41, 42, 43, 41, 45, -1, 47, 37, 38, + -1, -1, 38, 42, 43, 41, 45, 43, 47, 45, + 38, 38, -1, 41, 41, 43, -1, 45, 37, 38, + -1, -1, 41, 42, 43, -1, 45, -1, 47, 5, + 6, -1, -1, -1, -1, 11, -1, -1, -1, -1, + 16, 17, 18, 19, 20, 21, 22, 37, 38, -1, + -1, -1, 42, 43, 124, 45, 37, 47, -1, -1, + -1, 42, 43, -1, 45, -1, 47, -1, -1, -1, + -1, -1, -1, -1, 124, -1, -1, 124, -1, -1, + -1, -1, -1, -1, -1, 124, -1, -1, 124, -1, + -1, -1, -1, -1, -1, -1, 124, 124, -1, -1, + -1, -1, -1, -1, -1, 124, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, 256, 257, 258, 257, 258, +}; +#ifndef YYDEBUG +#define YYDEBUG 0 +#endif +#if YYDEBUG +const char *yyname[] = { + +"end-of-file",0,0,0,0,0,0,0,0,0,"'\\n'",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,"'%'","'&'",0,"'('","')'","'*'","'+'",0,"'-'",0,"'/'",0,0,0,0,0,0,0, +0,0,0,0,0,0,"'='",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"'|'",0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,"DIGIT","LETTER","UMINUS", +}; +const char *yyrule[] = { +"$accept : list", +"list :", +"list : list stat '\\n'", +"list : list error '\\n'", +"stat : expr", +"stat : LETTER '=' expr", +"expr : '(' expr ')'", +"expr : expr '+' expr", +"expr : expr '-' expr", +"expr : expr '*' expr", +"expr : expr '/' expr", +"expr : expr '%' expr", +"expr : expr '&' expr", +"expr : expr '|' expr", +"expr : '-' expr", +"expr : LETTER", +"expr : number", +"number : DIGIT", +"number : number DIGIT", + +}; +#endif diff --git a/test/code_calc.tab.h b/test/code_calc.tab.h new file mode 100644 index 000000000000..19211182d6b3 --- /dev/null +++ b/test/code_calc.tab.h @@ -0,0 +1,3 @@ +#define DIGIT 257 +#define LETTER 258 +#define UMINUS 259 diff --git a/test/code_calc.y b/test/code_calc.y new file mode 100644 index 000000000000..0a99456e7f89 --- /dev/null +++ b/test/code_calc.y @@ -0,0 +1,112 @@ +%{ +# include +# include + +int regs[26]; +int base; + +#ifdef YYBISON +int yylex(void); +static void yyerror(const char *s); +#endif + +%} + +%start list + +%token DIGIT LETTER + +%left '|' +%left '&' +%left '+' '-' +%left '*' '/' '%' +%left UMINUS /* supplies precedence for unary minus */ + +%% /* beginning of rules section */ + +list : /* empty */ + | list stat '\n' + | list error '\n' + { yyerrok ; } + ; + +stat : expr + { printf("%d\n",$1);} + | LETTER '=' expr + { regs[$1] = $3; } + ; + +expr : '(' expr ')' + { $$ = $2; } + | expr '+' expr + { $$ = $1 + $3; } + | expr '-' expr + { $$ = $1 - $3; } + | expr '*' expr + { $$ = $1 * $3; } + | expr '/' expr + { $$ = $1 / $3; } + | expr '%' expr + { $$ = $1 % $3; } + | expr '&' expr + { $$ = $1 & $3; } + | expr '|' expr + { $$ = $1 | $3; } + | '-' expr %prec UMINUS + { $$ = - $2; } + | LETTER + { $$ = regs[$1]; } + | number + ; + +number: DIGIT + { $$ = $1; base = ($1==0) ? 8 : 10; } + | number DIGIT + { $$ = base * $1 + $2; } + ; + +%% /* start of programs */ + +#ifdef YYBYACC +extern int YYLEX_DECL(); +#endif + +int +main (void) +{ + while(!feof(stdin)) { + yyparse(); + } + return 0; +} + +static void +yyerror(const char *s) +{ + fprintf(stderr, "%s\n", s); +} + +int +yylex(void) +{ + /* lexical analysis routine */ + /* returns LETTER for a lower case letter, yylval = 0 through 25 */ + /* return DIGIT for a digit, yylval = 0 through 9 */ + /* all other characters are returned immediately */ + + int c; + + while( (c=getchar()) == ' ' ) { /* skip blanks */ } + + /* c is now nonblank */ + + if( islower( c )) { + yylval = c - 'a'; + return ( LETTER ); + } + if( isdigit( c )) { + yylval = c - '0'; + return ( DIGIT ); + } + return( c ); +} diff --git a/test/code_error.code.c b/test/code_error.code.c new file mode 100644 index 000000000000..db50bbcf60d0 --- /dev/null +++ b/test/code_error.code.c @@ -0,0 +1,491 @@ +#ifndef lint +static const char yysccsid[] = "@(#)yaccpar 1.9 (Berkeley) 02/21/93"; +#endif + +#define YYBYACC 1 +#define YYMAJOR 1 +#define YYMINOR 9 + +#define YYEMPTY (-1) +#define yyclearin (yychar = YYEMPTY) +#define yyerrok (yyerrflag = 0) +#define YYRECOVERING() (yyerrflag != 0) + + +#define YYPURE 0 + +#line 2 "code_error.y" + +#ifdef YYBISON +int yylex(void); +static void yyerror(const char *); +#endif + +#line 25 "code_error.code.c" + +#ifndef YYSTYPE +typedef int YYSTYPE; +#endif + +/* compatibility with bison */ +#ifdef YYPARSE_PARAM +/* compatibility with FreeBSD */ +# ifdef YYPARSE_PARAM_TYPE +# define YYPARSE_DECL() yyparse(YYPARSE_PARAM_TYPE YYPARSE_PARAM) +# else +# define YYPARSE_DECL() yyparse(void *YYPARSE_PARAM) +# endif +#else +# define YYPARSE_DECL() yyparse(void) +#endif + +/* Parameters sent to lex. */ +#ifdef YYLEX_PARAM +# define YYLEX_DECL() yylex(void *YYLEX_PARAM) +# define YYLEX yylex(YYLEX_PARAM) +#else +# define YYLEX_DECL() yylex(void) +# define YYLEX yylex() +#endif + +/* Parameters sent to yyerror. */ +#ifndef YYERROR_DECL +#define YYERROR_DECL() yyerror(const char *s) +#endif +#ifndef YYERROR_CALL +#define YYERROR_CALL(msg) yyerror(msg) +#endif + +extern int YYPARSE_DECL(); + +#define YYERRCODE 256 +#define YYTABLESIZE 0 +#define YYFINAL 2 +#ifndef YYDEBUG +#define YYDEBUG 0 +#endif +#define YYMAXTOKEN 0 + +#ifndef yyparse +#define yyparse error_parse +#endif /* yyparse */ + +#ifndef yylex +#define yylex error_lex +#endif /* yylex */ + +#ifndef yyerror +#define yyerror error_error +#endif /* yyerror */ + +#ifndef yychar +#define yychar error_char +#endif /* yychar */ + +#ifndef yyval +#define yyval error_val +#endif /* yyval */ + +#ifndef yylval +#define yylval error_lval +#endif /* yylval */ + +#ifndef yydebug +#define yydebug error_debug +#endif /* yydebug */ + +#ifndef yynerrs +#define yynerrs error_nerrs +#endif /* yynerrs */ + +#ifndef yyerrflag +#define yyerrflag error_errflag +#endif /* yyerrflag */ + +#ifndef yylhs +#define yylhs error_lhs +#endif /* yylhs */ + +#ifndef yylen +#define yylen error_len +#endif /* yylen */ + +#ifndef yydefred +#define yydefred error_defred +#endif /* yydefred */ + +#ifndef yydgoto +#define yydgoto error_dgoto +#endif /* yydgoto */ + +#ifndef yysindex +#define yysindex error_sindex +#endif /* yysindex */ + +#ifndef yyrindex +#define yyrindex error_rindex +#endif /* yyrindex */ + +#ifndef yygindex +#define yygindex error_gindex +#endif /* yygindex */ + +#ifndef yytable +#define yytable error_table +#endif /* yytable */ + +#ifndef yycheck +#define yycheck error_check +#endif /* yycheck */ + +#ifndef yyname +#define yyname error_name +#endif /* yyname */ + +#ifndef yyrule +#define yyrule error_rule +#endif /* yyrule */ +#define YYPREFIX "error_" + +extern int YYPARSE_DECL(); +extern short yylhs[]; +extern short yylen[]; +extern short yydefred[]; +extern short yydgoto[]; +extern short yysindex[]; +extern short yyrindex[]; +extern short yygindex[]; +extern short yytable[]; +extern short yycheck[]; + +#if YYDEBUG +extern char *yyname[]; +extern char *yyrule[]; +#endif + +int yydebug; +int yynerrs; + +int yyerrflag; +int yychar; +YYSTYPE yyval; +YYSTYPE yylval; + +/* define the initial stack-sizes */ +#ifdef YYSTACKSIZE +#undef YYMAXDEPTH +#define YYMAXDEPTH YYSTACKSIZE +#else +#ifdef YYMAXDEPTH +#define YYSTACKSIZE YYMAXDEPTH +#else +#define YYSTACKSIZE 500 +#define YYMAXDEPTH 500 +#endif +#endif + +#define YYINITSTACKSIZE 500 + +typedef struct { + unsigned stacksize; + short *s_base; + short *s_mark; + short *s_last; + YYSTYPE *l_base; + YYSTYPE *l_mark; +} YYSTACKDATA; +/* variables for the parser stack */ +static YYSTACKDATA yystack; +#line 12 "code_error.y" + +#include + +#ifdef YYBYACC +extern int YYLEX_DECL(); +#endif + +int +main(void) +{ + printf("yyparse() = %d\n", yyparse()); + return 0; +} + +int +yylex(void) +{ + return -1; +} + +static void +yyerror(const char* s) +{ + printf("%s\n", s); +} +#line 226 "code_error.code.c" + +#if YYDEBUG +#include /* needed for printf */ +#endif + +#include /* needed for malloc, etc */ +#include /* needed for memset */ + +/* allocate initial stack or double stack size, up to YYMAXDEPTH */ +static int yygrowstack(YYSTACKDATA *data) +{ + int i; + unsigned newsize; + short *newss; + YYSTYPE *newvs; + + if ((newsize = data->stacksize) == 0) + newsize = YYINITSTACKSIZE; + else if (newsize >= YYMAXDEPTH) + return -1; + else if ((newsize *= 2) > YYMAXDEPTH) + newsize = YYMAXDEPTH; + + i = data->s_mark - data->s_base; + newss = (short *)realloc(data->s_base, newsize * sizeof(*newss)); + if (newss == 0) + return -1; + + data->s_base = newss; + data->s_mark = newss + i; + + newvs = (YYSTYPE *)realloc(data->l_base, newsize * sizeof(*newvs)); + if (newvs == 0) + return -1; + + data->l_base = newvs; + data->l_mark = newvs + i; + + data->stacksize = newsize; + data->s_last = data->s_base + newsize - 1; + return 0; +} + +#if YYPURE || defined(YY_NO_LEAKS) +static void yyfreestack(YYSTACKDATA *data) +{ + free(data->s_base); + free(data->l_base); + memset(data, 0, sizeof(*data)); +} +#else +#define yyfreestack(data) /* nothing */ +#endif + +#define YYABORT goto yyabort +#define YYREJECT goto yyabort +#define YYACCEPT goto yyaccept +#define YYERROR goto yyerrlab + +int +YYPARSE_DECL() +{ + int yym, yyn, yystate; +#if YYDEBUG + const char *yys; + + if ((yys = getenv("YYDEBUG")) != 0) + { + yyn = *yys; + if (yyn >= '0' && yyn <= '9') + yydebug = yyn - '0'; + } +#endif + + yynerrs = 0; + yyerrflag = 0; + yychar = YYEMPTY; + yystate = 0; + +#if YYPURE + memset(&yystack, 0, sizeof(yystack)); +#endif + + if (yystack.s_base == NULL && yygrowstack(&yystack)) goto yyoverflow; + yystack.s_mark = yystack.s_base; + yystack.l_mark = yystack.l_base; + yystate = 0; + *yystack.s_mark = 0; + +yyloop: + if ((yyn = yydefred[yystate]) != 0) goto yyreduce; + if (yychar < 0) + { + if ((yychar = YYLEX) < 0) yychar = 0; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, reading %d (%s)\n", + YYPREFIX, yystate, yychar, yys); + } +#endif + } + if ((yyn = yysindex[yystate]) && (yyn += yychar) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yychar) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, shifting to state %d\n", + YYPREFIX, yystate, yytable[yyn]); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + yystate = yytable[yyn]; + *++yystack.s_mark = yytable[yyn]; + *++yystack.l_mark = yylval; + yychar = YYEMPTY; + if (yyerrflag > 0) --yyerrflag; + goto yyloop; + } + if ((yyn = yyrindex[yystate]) && (yyn += yychar) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yychar) + { + yyn = yytable[yyn]; + goto yyreduce; + } + if (yyerrflag) goto yyinrecovery; + + yyerror("syntax error"); + + goto yyerrlab; + +yyerrlab: + ++yynerrs; + +yyinrecovery: + if (yyerrflag < 3) + { + yyerrflag = 3; + for (;;) + { + if ((yyn = yysindex[*yystack.s_mark]) && (yyn += YYERRCODE) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == YYERRCODE) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, error recovery shifting\ + to state %d\n", YYPREFIX, *yystack.s_mark, yytable[yyn]); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + yystate = yytable[yyn]; + *++yystack.s_mark = yytable[yyn]; + *++yystack.l_mark = yylval; + goto yyloop; + } + else + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: error recovery discarding state %d\n", + YYPREFIX, *yystack.s_mark); +#endif + if (yystack.s_mark <= yystack.s_base) goto yyabort; + --yystack.s_mark; + --yystack.l_mark; + } + } + } + else + { + if (yychar == 0) goto yyabort; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, error recovery discards token %d (%s)\n", + YYPREFIX, yystate, yychar, yys); + } +#endif + yychar = YYEMPTY; + goto yyloop; + } + +yyreduce: +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, reducing by rule %d (%s)\n", + YYPREFIX, yystate, yyn, yyrule[yyn]); +#endif + yym = yylen[yyn]; + if (yym) + yyval = yystack.l_mark[1-yym]; + else + memset(&yyval, 0, sizeof yyval); + switch (yyn) + { + } + yystack.s_mark -= yym; + yystate = *yystack.s_mark; + yystack.l_mark -= yym; + yym = yylhs[yyn]; + if (yystate == 0 && yym == 0) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: after reduction, shifting from state 0 to\ + state %d\n", YYPREFIX, YYFINAL); +#endif + yystate = YYFINAL; + *++yystack.s_mark = YYFINAL; + *++yystack.l_mark = yyval; + if (yychar < 0) + { + if ((yychar = YYLEX) < 0) yychar = 0; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, reading %d (%s)\n", + YYPREFIX, YYFINAL, yychar, yys); + } +#endif + } + if (yychar == 0) goto yyaccept; + goto yyloop; + } + if ((yyn = yygindex[yym]) && (yyn += yystate) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yystate) + yystate = yytable[yyn]; + else + yystate = yydgoto[yym]; +#if YYDEBUG + if (yydebug) + printf("%sdebug: after reduction, shifting from state %d \ +to state %d\n", YYPREFIX, *yystack.s_mark, yystate); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + *++yystack.s_mark = (short) yystate; + *++yystack.l_mark = yyval; + goto yyloop; + +yyoverflow: + yyerror("yacc stack overflow"); + +yyabort: + yyfreestack(&yystack); + return (1); + +yyaccept: + yyfreestack(&yystack); + return (0); +} diff --git a/test/code_error.output b/test/code_error.output new file mode 100644 index 000000000000..0c4db6225e24 --- /dev/null +++ b/test/code_error.output @@ -0,0 +1,27 @@ + 0 $accept : S $end + + 1 S : error + +state 0 + $accept : . S $end (0) + + error shift 1 + . error + + S goto 2 + + +state 1 + S : error . (1) + + . reduce 1 + + +state 2 + $accept : S . $end (0) + + $end accept + + +2 terminals, 2 nonterminals +2 grammar rules, 3 states diff --git a/test/code_error.tab.c b/test/code_error.tab.c new file mode 100644 index 000000000000..eb4db127835f --- /dev/null +++ b/test/code_error.tab.c @@ -0,0 +1,118 @@ + +#ifndef yyparse +#define yyparse error_parse +#endif /* yyparse */ + +#ifndef yylex +#define yylex error_lex +#endif /* yylex */ + +#ifndef yyerror +#define yyerror error_error +#endif /* yyerror */ + +#ifndef yychar +#define yychar error_char +#endif /* yychar */ + +#ifndef yyval +#define yyval error_val +#endif /* yyval */ + +#ifndef yylval +#define yylval error_lval +#endif /* yylval */ + +#ifndef yydebug +#define yydebug error_debug +#endif /* yydebug */ + +#ifndef yynerrs +#define yynerrs error_nerrs +#endif /* yynerrs */ + +#ifndef yyerrflag +#define yyerrflag error_errflag +#endif /* yyerrflag */ + +#ifndef yylhs +#define yylhs error_lhs +#endif /* yylhs */ + +#ifndef yylen +#define yylen error_len +#endif /* yylen */ + +#ifndef yydefred +#define yydefred error_defred +#endif /* yydefred */ + +#ifndef yydgoto +#define yydgoto error_dgoto +#endif /* yydgoto */ + +#ifndef yysindex +#define yysindex error_sindex +#endif /* yysindex */ + +#ifndef yyrindex +#define yyrindex error_rindex +#endif /* yyrindex */ + +#ifndef yygindex +#define yygindex error_gindex +#endif /* yygindex */ + +#ifndef yytable +#define yytable error_table +#endif /* yytable */ + +#ifndef yycheck +#define yycheck error_check +#endif /* yycheck */ + +#ifndef yyname +#define yyname error_name +#endif /* yyname */ + +#ifndef yyrule +#define yyrule error_rule +#endif /* yyrule */ +#define YYPREFIX "error_" +const short error_lhs[] = { -1, + 0, +}; +const short error_len[] = { 2, + 1, +}; +const short error_defred[] = { 0, + 1, 0, +}; +const short error_dgoto[] = { 2, +}; +const short error_sindex[] = { -256, + 0, 0, +}; +const short error_rindex[] = { 0, + 0, 0, +}; +const short error_gindex[] = { 0, +}; +const short error_table[] = { 1, +}; +const short error_check[] = { 256, +}; +#ifndef YYDEBUG +#define YYDEBUG 0 +#endif +#if YYDEBUG +const char *yyname[] = { + +"end-of-file", +}; +const char *yyrule[] = { +"$accept : S", +"S : error", + +}; +#endif diff --git a/test/code_error.tab.h b/test/code_error.tab.h new file mode 100644 index 000000000000..e69de29bb2d1 diff --git a/test/code_error.y b/test/code_error.y new file mode 100644 index 000000000000..bb771567606a --- /dev/null +++ b/test/code_error.y @@ -0,0 +1,36 @@ +%{ + +#ifdef YYBISON +int yylex(void); +static void yyerror(const char *); +#endif + +%} +%% +S: error +%% + +#include + +#ifdef YYBYACC +extern int YYLEX_DECL(); +#endif + +int +main(void) +{ + printf("yyparse() = %d\n", yyparse()); + return 0; +} + +int +yylex(void) +{ + return -1; +} + +static void +yyerror(const char* s) +{ + printf("%s\n", s); +} diff --git a/test/error.output b/test/error.output new file mode 100644 index 000000000000..0c4db6225e24 --- /dev/null +++ b/test/error.output @@ -0,0 +1,27 @@ + 0 $accept : S $end + + 1 S : error + +state 0 + $accept : . S $end (0) + + error shift 1 + . error + + S goto 2 + + +state 1 + S : error . (1) + + . reduce 1 + + +state 2 + $accept : S . $end (0) + + $end accept + + +2 terminals, 2 nonterminals +2 grammar rules, 3 states diff --git a/test/error.tab.c b/test/error.tab.c new file mode 100644 index 000000000000..91136291aea6 --- /dev/null +++ b/test/error.tab.c @@ -0,0 +1,501 @@ +#ifndef lint +static const char yysccsid[] = "@(#)yaccpar 1.9 (Berkeley) 02/21/93"; +#endif + +#define YYBYACC 1 +#define YYMAJOR 1 +#define YYMINOR 9 + +#define YYEMPTY (-1) +#define yyclearin (yychar = YYEMPTY) +#define yyerrok (yyerrflag = 0) +#define YYRECOVERING() (yyerrflag != 0) + + +#ifndef yyparse +#define yyparse error_parse +#endif /* yyparse */ + +#ifndef yylex +#define yylex error_lex +#endif /* yylex */ + +#ifndef yyerror +#define yyerror error_error +#endif /* yyerror */ + +#ifndef yychar +#define yychar error_char +#endif /* yychar */ + +#ifndef yyval +#define yyval error_val +#endif /* yyval */ + +#ifndef yylval +#define yylval error_lval +#endif /* yylval */ + +#ifndef yydebug +#define yydebug error_debug +#endif /* yydebug */ + +#ifndef yynerrs +#define yynerrs error_nerrs +#endif /* yynerrs */ + +#ifndef yyerrflag +#define yyerrflag error_errflag +#endif /* yyerrflag */ + +#ifndef yylhs +#define yylhs error_lhs +#endif /* yylhs */ + +#ifndef yylen +#define yylen error_len +#endif /* yylen */ + +#ifndef yydefred +#define yydefred error_defred +#endif /* yydefred */ + +#ifndef yydgoto +#define yydgoto error_dgoto +#endif /* yydgoto */ + +#ifndef yysindex +#define yysindex error_sindex +#endif /* yysindex */ + +#ifndef yyrindex +#define yyrindex error_rindex +#endif /* yyrindex */ + +#ifndef yygindex +#define yygindex error_gindex +#endif /* yygindex */ + +#ifndef yytable +#define yytable error_table +#endif /* yytable */ + +#ifndef yycheck +#define yycheck error_check +#endif /* yycheck */ + +#ifndef yyname +#define yyname error_name +#endif /* yyname */ + +#ifndef yyrule +#define yyrule error_rule +#endif /* yyrule */ +#define YYPREFIX "error_" + +#define YYPURE 0 + +#line 2 "error.y" +int yylex(void); +static void yyerror(const char *); +#line 102 "error.tab.c" + +#ifndef YYSTYPE +typedef int YYSTYPE; +#endif + +/* compatibility with bison */ +#ifdef YYPARSE_PARAM +/* compatibility with FreeBSD */ +# ifdef YYPARSE_PARAM_TYPE +# define YYPARSE_DECL() yyparse(YYPARSE_PARAM_TYPE YYPARSE_PARAM) +# else +# define YYPARSE_DECL() yyparse(void *YYPARSE_PARAM) +# endif +#else +# define YYPARSE_DECL() yyparse(void) +#endif + +/* Parameters sent to lex. */ +#ifdef YYLEX_PARAM +# define YYLEX_DECL() yylex(void *YYLEX_PARAM) +# define YYLEX yylex(YYLEX_PARAM) +#else +# define YYLEX_DECL() yylex(void) +# define YYLEX yylex() +#endif + +/* Parameters sent to yyerror. */ +#ifndef YYERROR_DECL +#define YYERROR_DECL() yyerror(const char *s) +#endif +#ifndef YYERROR_CALL +#define YYERROR_CALL(msg) yyerror(msg) +#endif + +extern int YYPARSE_DECL(); + +#define YYERRCODE 256 +static const short error_lhs[] = { -1, + 0, +}; +static const short error_len[] = { 2, + 1, +}; +static const short error_defred[] = { 0, + 1, 0, +}; +static const short error_dgoto[] = { 2, +}; +static const short error_sindex[] = { -256, + 0, 0, +}; +static const short error_rindex[] = { 0, + 0, 0, +}; +static const short error_gindex[] = { 0, +}; +#define YYTABLESIZE 0 +static const short error_table[] = { 1, +}; +static const short error_check[] = { 256, +}; +#define YYFINAL 2 +#ifndef YYDEBUG +#define YYDEBUG 0 +#endif +#define YYMAXTOKEN 0 +#if YYDEBUG +static const char *yyname[] = { + +"end-of-file", +}; +static const char *yyrule[] = { +"$accept : S", +"S : error", + +}; +#endif + +int yydebug; +int yynerrs; + +int yyerrflag; +int yychar; +YYSTYPE yyval; +YYSTYPE yylval; + +/* define the initial stack-sizes */ +#ifdef YYSTACKSIZE +#undef YYMAXDEPTH +#define YYMAXDEPTH YYSTACKSIZE +#else +#ifdef YYMAXDEPTH +#define YYSTACKSIZE YYMAXDEPTH +#else +#define YYSTACKSIZE 500 +#define YYMAXDEPTH 500 +#endif +#endif + +#define YYINITSTACKSIZE 500 + +typedef struct { + unsigned stacksize; + short *s_base; + short *s_mark; + short *s_last; + YYSTYPE *l_base; + YYSTYPE *l_mark; +} YYSTACKDATA; +/* variables for the parser stack */ +static YYSTACKDATA yystack; +#line 8 "error.y" + +#include + +int +main(void) +{ + printf("yyparse() = %d\n", yyparse()); + return 0; +} + +int +yylex(void) +{ + return -1; +} + +static void +yyerror(const char* s) +{ + printf("%s\n", s); +} +#line 236 "error.tab.c" + +#if YYDEBUG +#include /* needed for printf */ +#endif + +#include /* needed for malloc, etc */ +#include /* needed for memset */ + +/* allocate initial stack or double stack size, up to YYMAXDEPTH */ +static int yygrowstack(YYSTACKDATA *data) +{ + int i; + unsigned newsize; + short *newss; + YYSTYPE *newvs; + + if ((newsize = data->stacksize) == 0) + newsize = YYINITSTACKSIZE; + else if (newsize >= YYMAXDEPTH) + return -1; + else if ((newsize *= 2) > YYMAXDEPTH) + newsize = YYMAXDEPTH; + + i = data->s_mark - data->s_base; + newss = (short *)realloc(data->s_base, newsize * sizeof(*newss)); + if (newss == 0) + return -1; + + data->s_base = newss; + data->s_mark = newss + i; + + newvs = (YYSTYPE *)realloc(data->l_base, newsize * sizeof(*newvs)); + if (newvs == 0) + return -1; + + data->l_base = newvs; + data->l_mark = newvs + i; + + data->stacksize = newsize; + data->s_last = data->s_base + newsize - 1; + return 0; +} + +#if YYPURE || defined(YY_NO_LEAKS) +static void yyfreestack(YYSTACKDATA *data) +{ + free(data->s_base); + free(data->l_base); + memset(data, 0, sizeof(*data)); +} +#else +#define yyfreestack(data) /* nothing */ +#endif + +#define YYABORT goto yyabort +#define YYREJECT goto yyabort +#define YYACCEPT goto yyaccept +#define YYERROR goto yyerrlab + +int +YYPARSE_DECL() +{ + int yym, yyn, yystate; +#if YYDEBUG + const char *yys; + + if ((yys = getenv("YYDEBUG")) != 0) + { + yyn = *yys; + if (yyn >= '0' && yyn <= '9') + yydebug = yyn - '0'; + } +#endif + + yynerrs = 0; + yyerrflag = 0; + yychar = YYEMPTY; + yystate = 0; + +#if YYPURE + memset(&yystack, 0, sizeof(yystack)); +#endif + + if (yystack.s_base == NULL && yygrowstack(&yystack)) goto yyoverflow; + yystack.s_mark = yystack.s_base; + yystack.l_mark = yystack.l_base; + yystate = 0; + *yystack.s_mark = 0; + +yyloop: + if ((yyn = yydefred[yystate]) != 0) goto yyreduce; + if (yychar < 0) + { + if ((yychar = YYLEX) < 0) yychar = 0; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, reading %d (%s)\n", + YYPREFIX, yystate, yychar, yys); + } +#endif + } + if ((yyn = yysindex[yystate]) && (yyn += yychar) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yychar) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, shifting to state %d\n", + YYPREFIX, yystate, yytable[yyn]); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + yystate = yytable[yyn]; + *++yystack.s_mark = yytable[yyn]; + *++yystack.l_mark = yylval; + yychar = YYEMPTY; + if (yyerrflag > 0) --yyerrflag; + goto yyloop; + } + if ((yyn = yyrindex[yystate]) && (yyn += yychar) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yychar) + { + yyn = yytable[yyn]; + goto yyreduce; + } + if (yyerrflag) goto yyinrecovery; + + yyerror("syntax error"); + + goto yyerrlab; + +yyerrlab: + ++yynerrs; + +yyinrecovery: + if (yyerrflag < 3) + { + yyerrflag = 3; + for (;;) + { + if ((yyn = yysindex[*yystack.s_mark]) && (yyn += YYERRCODE) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == YYERRCODE) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, error recovery shifting\ + to state %d\n", YYPREFIX, *yystack.s_mark, yytable[yyn]); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + yystate = yytable[yyn]; + *++yystack.s_mark = yytable[yyn]; + *++yystack.l_mark = yylval; + goto yyloop; + } + else + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: error recovery discarding state %d\n", + YYPREFIX, *yystack.s_mark); +#endif + if (yystack.s_mark <= yystack.s_base) goto yyabort; + --yystack.s_mark; + --yystack.l_mark; + } + } + } + else + { + if (yychar == 0) goto yyabort; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, error recovery discards token %d (%s)\n", + YYPREFIX, yystate, yychar, yys); + } +#endif + yychar = YYEMPTY; + goto yyloop; + } + +yyreduce: +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, reducing by rule %d (%s)\n", + YYPREFIX, yystate, yyn, yyrule[yyn]); +#endif + yym = yylen[yyn]; + if (yym) + yyval = yystack.l_mark[1-yym]; + else + memset(&yyval, 0, sizeof yyval); + switch (yyn) + { + } + yystack.s_mark -= yym; + yystate = *yystack.s_mark; + yystack.l_mark -= yym; + yym = yylhs[yyn]; + if (yystate == 0 && yym == 0) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: after reduction, shifting from state 0 to\ + state %d\n", YYPREFIX, YYFINAL); +#endif + yystate = YYFINAL; + *++yystack.s_mark = YYFINAL; + *++yystack.l_mark = yyval; + if (yychar < 0) + { + if ((yychar = YYLEX) < 0) yychar = 0; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, reading %d (%s)\n", + YYPREFIX, YYFINAL, yychar, yys); + } +#endif + } + if (yychar == 0) goto yyaccept; + goto yyloop; + } + if ((yyn = yygindex[yym]) && (yyn += yystate) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yystate) + yystate = yytable[yyn]; + else + yystate = yydgoto[yym]; +#if YYDEBUG + if (yydebug) + printf("%sdebug: after reduction, shifting from state %d \ +to state %d\n", YYPREFIX, *yystack.s_mark, yystate); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + *++yystack.s_mark = (short) yystate; + *++yystack.l_mark = yyval; + goto yyloop; + +yyoverflow: + yyerror("yacc stack overflow"); + +yyabort: + yyfreestack(&yystack); + return (1); + +yyaccept: + yyfreestack(&yystack); + return (0); +} diff --git a/test/error.tab.h b/test/error.tab.h new file mode 100644 index 000000000000..e69de29bb2d1 diff --git a/test/error.y b/test/error.y new file mode 100644 index 000000000000..673c68d68e92 --- /dev/null +++ b/test/error.y @@ -0,0 +1,28 @@ +%{ +int yylex(void); +static void yyerror(const char *); +%} +%% +S: error +%% + +#include + +int +main(void) +{ + printf("yyparse() = %d\n", yyparse()); + return 0; +} + +int +yylex(void) +{ + return -1; +} + +static void +yyerror(const char* s) +{ + printf("%s\n", s); +} diff --git a/test/ftp.output b/test/ftp.output new file mode 100644 index 000000000000..f1ab4b298829 --- /dev/null +++ b/test/ftp.output @@ -0,0 +1,1625 @@ + 0 $accept : cmd_list $end + + 1 cmd_list : + 2 | cmd_list cmd + 3 | cmd_list rcmd + + 4 cmd : USER SP username CRLF + 5 | PASS SP password CRLF + 6 | PORT SP host_port CRLF + 7 | PASV CRLF + 8 | TYPE SP type_code CRLF + 9 | STRU SP struct_code CRLF + 10 | MODE SP mode_code CRLF + 11 | ALLO SP NUMBER CRLF + 12 | ALLO SP NUMBER SP R SP NUMBER CRLF + 13 | RETR check_login SP pathname CRLF + 14 | STOR check_login SP pathname CRLF + 15 | APPE check_login SP pathname CRLF + 16 | NLST check_login CRLF + 17 | NLST check_login SP STRING CRLF + 18 | LIST check_login CRLF + 19 | LIST check_login SP pathname CRLF + 20 | STAT check_login SP pathname CRLF + 21 | STAT CRLF + 22 | DELE check_login SP pathname CRLF + 23 | RNTO SP pathname CRLF + 24 | ABOR CRLF + 25 | CWD check_login CRLF + 26 | CWD check_login SP pathname CRLF + 27 | HELP CRLF + 28 | HELP SP STRING CRLF + 29 | NOOP CRLF + 30 | MKD check_login SP pathname CRLF + 31 | RMD check_login SP pathname CRLF + 32 | PWD check_login CRLF + 33 | CDUP check_login CRLF + 34 | SITE SP HELP CRLF + 35 | SITE SP HELP SP STRING CRLF + 36 | SITE SP UMASK check_login CRLF + 37 | SITE SP UMASK check_login SP octal_number CRLF + 38 | SITE SP CHMOD check_login SP octal_number SP pathname CRLF + 39 | SITE SP IDLE CRLF + 40 | SITE SP IDLE SP NUMBER CRLF + 41 | STOU check_login SP pathname CRLF + 42 | SYST CRLF + 43 | SIZE check_login SP pathname CRLF + 44 | MDTM check_login SP pathname CRLF + 45 | QUIT CRLF + 46 | error CRLF + + 47 rcmd : RNFR check_login SP pathname CRLF + + 48 username : STRING + + 49 password : + 50 | STRING + + 51 byte_size : NUMBER + + 52 host_port : NUMBER COMMA NUMBER COMMA NUMBER COMMA NUMBER COMMA NUMBER COMMA NUMBER + + 53 form_code : N + 54 | T + 55 | C + + 56 type_code : A + 57 | A SP form_code + 58 | E + 59 | E SP form_code + 60 | I + 61 | L + 62 | L SP byte_size + 63 | L byte_size + + 64 struct_code : F + 65 | R + 66 | P + + 67 mode_code : S + 68 | B + 69 | C + + 70 pathname : pathstring + + 71 pathstring : STRING + + 72 octal_number : NUMBER + + 73 check_login : + +state 0 + $accept : . cmd_list $end (0) + cmd_list : . (1) + + . reduce 1 + + cmd_list goto 1 + + +state 1 + $accept : cmd_list . $end (0) + cmd_list : cmd_list . cmd (2) + cmd_list : cmd_list . rcmd (3) + + $end accept + error shift 2 + USER shift 3 + PASS shift 4 + QUIT shift 5 + PORT shift 6 + PASV shift 7 + TYPE shift 8 + STRU shift 9 + MODE shift 10 + RETR shift 11 + STOR shift 12 + APPE shift 13 + ALLO shift 14 + RNFR shift 15 + RNTO shift 16 + ABOR shift 17 + DELE shift 18 + CWD shift 19 + LIST shift 20 + NLST shift 21 + SITE shift 22 + STAT shift 23 + HELP shift 24 + NOOP shift 25 + MKD shift 26 + RMD shift 27 + PWD shift 28 + CDUP shift 29 + STOU shift 30 + SYST shift 31 + SIZE shift 32 + MDTM shift 33 + . error + + cmd goto 34 + rcmd goto 35 + + +state 2 + cmd : error . CRLF (46) + + CRLF shift 36 + . error + + +state 3 + cmd : USER . SP username CRLF (4) + + SP shift 37 + . error + + +state 4 + cmd : PASS . SP password CRLF (5) + + SP shift 38 + . error + + +state 5 + cmd : QUIT . CRLF (45) + + CRLF shift 39 + . error + + +state 6 + cmd : PORT . SP host_port CRLF (6) + + SP shift 40 + . error + + +state 7 + cmd : PASV . CRLF (7) + + CRLF shift 41 + . error + + +state 8 + cmd : TYPE . SP type_code CRLF (8) + + SP shift 42 + . error + + +state 9 + cmd : STRU . SP struct_code CRLF (9) + + SP shift 43 + . error + + +state 10 + cmd : MODE . SP mode_code CRLF (10) + + SP shift 44 + . error + + +state 11 + cmd : RETR . check_login SP pathname CRLF (13) + check_login : . (73) + + . reduce 73 + + check_login goto 45 + + +state 12 + cmd : STOR . check_login SP pathname CRLF (14) + check_login : . (73) + + . reduce 73 + + check_login goto 46 + + +state 13 + cmd : APPE . check_login SP pathname CRLF (15) + check_login : . (73) + + . reduce 73 + + check_login goto 47 + + +state 14 + cmd : ALLO . SP NUMBER CRLF (11) + cmd : ALLO . SP NUMBER SP R SP NUMBER CRLF (12) + + SP shift 48 + . error + + +state 15 + rcmd : RNFR . check_login SP pathname CRLF (47) + check_login : . (73) + + . reduce 73 + + check_login goto 49 + + +state 16 + cmd : RNTO . SP pathname CRLF (23) + + SP shift 50 + . error + + +state 17 + cmd : ABOR . CRLF (24) + + CRLF shift 51 + . error + + +state 18 + cmd : DELE . check_login SP pathname CRLF (22) + check_login : . (73) + + . reduce 73 + + check_login goto 52 + + +state 19 + cmd : CWD . check_login CRLF (25) + cmd : CWD . check_login SP pathname CRLF (26) + check_login : . (73) + + . reduce 73 + + check_login goto 53 + + +state 20 + cmd : LIST . check_login CRLF (18) + cmd : LIST . check_login SP pathname CRLF (19) + check_login : . (73) + + . reduce 73 + + check_login goto 54 + + +state 21 + cmd : NLST . check_login CRLF (16) + cmd : NLST . check_login SP STRING CRLF (17) + check_login : . (73) + + . reduce 73 + + check_login goto 55 + + +state 22 + cmd : SITE . SP HELP CRLF (34) + cmd : SITE . SP HELP SP STRING CRLF (35) + cmd : SITE . SP UMASK check_login CRLF (36) + cmd : SITE . SP UMASK check_login SP octal_number CRLF (37) + cmd : SITE . SP CHMOD check_login SP octal_number SP pathname CRLF (38) + cmd : SITE . SP IDLE CRLF (39) + cmd : SITE . SP IDLE SP NUMBER CRLF (40) + + SP shift 56 + . error + + +state 23 + cmd : STAT . check_login SP pathname CRLF (20) + cmd : STAT . CRLF (21) + check_login : . (73) + + CRLF shift 57 + SP reduce 73 + + check_login goto 58 + + +state 24 + cmd : HELP . CRLF (27) + cmd : HELP . SP STRING CRLF (28) + + SP shift 59 + CRLF shift 60 + . error + + +state 25 + cmd : NOOP . CRLF (29) + + CRLF shift 61 + . error + + +state 26 + cmd : MKD . check_login SP pathname CRLF (30) + check_login : . (73) + + . reduce 73 + + check_login goto 62 + + +state 27 + cmd : RMD . check_login SP pathname CRLF (31) + check_login : . (73) + + . reduce 73 + + check_login goto 63 + + +state 28 + cmd : PWD . check_login CRLF (32) + check_login : . (73) + + . reduce 73 + + check_login goto 64 + + +state 29 + cmd : CDUP . check_login CRLF (33) + check_login : . (73) + + . reduce 73 + + check_login goto 65 + + +state 30 + cmd : STOU . check_login SP pathname CRLF (41) + check_login : . (73) + + . reduce 73 + + check_login goto 66 + + +state 31 + cmd : SYST . CRLF (42) + + CRLF shift 67 + . error + + +state 32 + cmd : SIZE . check_login SP pathname CRLF (43) + check_login : . (73) + + . reduce 73 + + check_login goto 68 + + +state 33 + cmd : MDTM . check_login SP pathname CRLF (44) + check_login : . (73) + + . reduce 73 + + check_login goto 69 + + +state 34 + cmd_list : cmd_list cmd . (2) + + . reduce 2 + + +state 35 + cmd_list : cmd_list rcmd . (3) + + . reduce 3 + + +state 36 + cmd : error CRLF . (46) + + . reduce 46 + + +state 37 + cmd : USER SP . username CRLF (4) + + STRING shift 70 + . error + + username goto 71 + + +state 38 + cmd : PASS SP . password CRLF (5) + password : . (49) + + STRING shift 72 + CRLF reduce 49 + + password goto 73 + + +state 39 + cmd : QUIT CRLF . (45) + + . reduce 45 + + +state 40 + cmd : PORT SP . host_port CRLF (6) + + NUMBER shift 74 + . error + + host_port goto 75 + + +state 41 + cmd : PASV CRLF . (7) + + . reduce 7 + + +state 42 + cmd : TYPE SP . type_code CRLF (8) + + A shift 76 + E shift 77 + I shift 78 + L shift 79 + . error + + type_code goto 80 + + +state 43 + cmd : STRU SP . struct_code CRLF (9) + + F shift 81 + P shift 82 + R shift 83 + . error + + struct_code goto 84 + + +state 44 + cmd : MODE SP . mode_code CRLF (10) + + B shift 85 + C shift 86 + S shift 87 + . error + + mode_code goto 88 + + +state 45 + cmd : RETR check_login . SP pathname CRLF (13) + + SP shift 89 + . error + + +state 46 + cmd : STOR check_login . SP pathname CRLF (14) + + SP shift 90 + . error + + +state 47 + cmd : APPE check_login . SP pathname CRLF (15) + + SP shift 91 + . error + + +state 48 + cmd : ALLO SP . NUMBER CRLF (11) + cmd : ALLO SP . NUMBER SP R SP NUMBER CRLF (12) + + NUMBER shift 92 + . error + + +state 49 + rcmd : RNFR check_login . SP pathname CRLF (47) + + SP shift 93 + . error + + +state 50 + cmd : RNTO SP . pathname CRLF (23) + + STRING shift 94 + . error + + pathname goto 95 + pathstring goto 96 + + +state 51 + cmd : ABOR CRLF . (24) + + . reduce 24 + + +state 52 + cmd : DELE check_login . SP pathname CRLF (22) + + SP shift 97 + . error + + +state 53 + cmd : CWD check_login . CRLF (25) + cmd : CWD check_login . SP pathname CRLF (26) + + SP shift 98 + CRLF shift 99 + . error + + +state 54 + cmd : LIST check_login . CRLF (18) + cmd : LIST check_login . SP pathname CRLF (19) + + SP shift 100 + CRLF shift 101 + . error + + +state 55 + cmd : NLST check_login . CRLF (16) + cmd : NLST check_login . SP STRING CRLF (17) + + SP shift 102 + CRLF shift 103 + . error + + +state 56 + cmd : SITE SP . HELP CRLF (34) + cmd : SITE SP . HELP SP STRING CRLF (35) + cmd : SITE SP . UMASK check_login CRLF (36) + cmd : SITE SP . UMASK check_login SP octal_number CRLF (37) + cmd : SITE SP . CHMOD check_login SP octal_number SP pathname CRLF (38) + cmd : SITE SP . IDLE CRLF (39) + cmd : SITE SP . IDLE SP NUMBER CRLF (40) + + HELP shift 104 + UMASK shift 105 + IDLE shift 106 + CHMOD shift 107 + . error + + +state 57 + cmd : STAT CRLF . (21) + + . reduce 21 + + +state 58 + cmd : STAT check_login . SP pathname CRLF (20) + + SP shift 108 + . error + + +state 59 + cmd : HELP SP . STRING CRLF (28) + + STRING shift 109 + . error + + +state 60 + cmd : HELP CRLF . (27) + + . reduce 27 + + +state 61 + cmd : NOOP CRLF . (29) + + . reduce 29 + + +state 62 + cmd : MKD check_login . SP pathname CRLF (30) + + SP shift 110 + . error + + +state 63 + cmd : RMD check_login . SP pathname CRLF (31) + + SP shift 111 + . error + + +state 64 + cmd : PWD check_login . CRLF (32) + + CRLF shift 112 + . error + + +state 65 + cmd : CDUP check_login . CRLF (33) + + CRLF shift 113 + . error + + +state 66 + cmd : STOU check_login . SP pathname CRLF (41) + + SP shift 114 + . error + + +state 67 + cmd : SYST CRLF . (42) + + . reduce 42 + + +state 68 + cmd : SIZE check_login . SP pathname CRLF (43) + + SP shift 115 + . error + + +state 69 + cmd : MDTM check_login . SP pathname CRLF (44) + + SP shift 116 + . error + + +state 70 + username : STRING . (48) + + . reduce 48 + + +state 71 + cmd : USER SP username . CRLF (4) + + CRLF shift 117 + . error + + +state 72 + password : STRING . (50) + + . reduce 50 + + +state 73 + cmd : PASS SP password . CRLF (5) + + CRLF shift 118 + . error + + +state 74 + host_port : NUMBER . COMMA NUMBER COMMA NUMBER COMMA NUMBER COMMA NUMBER COMMA NUMBER (52) + + COMMA shift 119 + . error + + +state 75 + cmd : PORT SP host_port . CRLF (6) + + CRLF shift 120 + . error + + +state 76 + type_code : A . (56) + type_code : A . SP form_code (57) + + SP shift 121 + CRLF reduce 56 + + +state 77 + type_code : E . (58) + type_code : E . SP form_code (59) + + SP shift 122 + CRLF reduce 58 + + +state 78 + type_code : I . (60) + + . reduce 60 + + +state 79 + type_code : L . (61) + type_code : L . SP byte_size (62) + type_code : L . byte_size (63) + + SP shift 123 + NUMBER shift 124 + CRLF reduce 61 + + byte_size goto 125 + + +state 80 + cmd : TYPE SP type_code . CRLF (8) + + CRLF shift 126 + . error + + +state 81 + struct_code : F . (64) + + . reduce 64 + + +state 82 + struct_code : P . (66) + + . reduce 66 + + +state 83 + struct_code : R . (65) + + . reduce 65 + + +state 84 + cmd : STRU SP struct_code . CRLF (9) + + CRLF shift 127 + . error + + +state 85 + mode_code : B . (68) + + . reduce 68 + + +state 86 + mode_code : C . (69) + + . reduce 69 + + +state 87 + mode_code : S . (67) + + . reduce 67 + + +state 88 + cmd : MODE SP mode_code . CRLF (10) + + CRLF shift 128 + . error + + +state 89 + cmd : RETR check_login SP . pathname CRLF (13) + + STRING shift 94 + . error + + pathname goto 129 + pathstring goto 96 + + +state 90 + cmd : STOR check_login SP . pathname CRLF (14) + + STRING shift 94 + . error + + pathname goto 130 + pathstring goto 96 + + +state 91 + cmd : APPE check_login SP . pathname CRLF (15) + + STRING shift 94 + . error + + pathname goto 131 + pathstring goto 96 + + +state 92 + cmd : ALLO SP NUMBER . CRLF (11) + cmd : ALLO SP NUMBER . SP R SP NUMBER CRLF (12) + + SP shift 132 + CRLF shift 133 + . error + + +state 93 + rcmd : RNFR check_login SP . pathname CRLF (47) + + STRING shift 94 + . error + + pathname goto 134 + pathstring goto 96 + + +state 94 + pathstring : STRING . (71) + + . reduce 71 + + +state 95 + cmd : RNTO SP pathname . CRLF (23) + + CRLF shift 135 + . error + + +state 96 + pathname : pathstring . (70) + + . reduce 70 + + +state 97 + cmd : DELE check_login SP . pathname CRLF (22) + + STRING shift 94 + . error + + pathname goto 136 + pathstring goto 96 + + +state 98 + cmd : CWD check_login SP . pathname CRLF (26) + + STRING shift 94 + . error + + pathname goto 137 + pathstring goto 96 + + +state 99 + cmd : CWD check_login CRLF . (25) + + . reduce 25 + + +state 100 + cmd : LIST check_login SP . pathname CRLF (19) + + STRING shift 94 + . error + + pathname goto 138 + pathstring goto 96 + + +state 101 + cmd : LIST check_login CRLF . (18) + + . reduce 18 + + +state 102 + cmd : NLST check_login SP . STRING CRLF (17) + + STRING shift 139 + . error + + +state 103 + cmd : NLST check_login CRLF . (16) + + . reduce 16 + + +state 104 + cmd : SITE SP HELP . CRLF (34) + cmd : SITE SP HELP . SP STRING CRLF (35) + + SP shift 140 + CRLF shift 141 + . error + + +state 105 + cmd : SITE SP UMASK . check_login CRLF (36) + cmd : SITE SP UMASK . check_login SP octal_number CRLF (37) + check_login : . (73) + + . reduce 73 + + check_login goto 142 + + +state 106 + cmd : SITE SP IDLE . CRLF (39) + cmd : SITE SP IDLE . SP NUMBER CRLF (40) + + SP shift 143 + CRLF shift 144 + . error + + +state 107 + cmd : SITE SP CHMOD . check_login SP octal_number SP pathname CRLF (38) + check_login : . (73) + + . reduce 73 + + check_login goto 145 + + +state 108 + cmd : STAT check_login SP . pathname CRLF (20) + + STRING shift 94 + . error + + pathname goto 146 + pathstring goto 96 + + +state 109 + cmd : HELP SP STRING . CRLF (28) + + CRLF shift 147 + . error + + +state 110 + cmd : MKD check_login SP . pathname CRLF (30) + + STRING shift 94 + . error + + pathname goto 148 + pathstring goto 96 + + +state 111 + cmd : RMD check_login SP . pathname CRLF (31) + + STRING shift 94 + . error + + pathname goto 149 + pathstring goto 96 + + +state 112 + cmd : PWD check_login CRLF . (32) + + . reduce 32 + + +state 113 + cmd : CDUP check_login CRLF . (33) + + . reduce 33 + + +state 114 + cmd : STOU check_login SP . pathname CRLF (41) + + STRING shift 94 + . error + + pathname goto 150 + pathstring goto 96 + + +state 115 + cmd : SIZE check_login SP . pathname CRLF (43) + + STRING shift 94 + . error + + pathname goto 151 + pathstring goto 96 + + +state 116 + cmd : MDTM check_login SP . pathname CRLF (44) + + STRING shift 94 + . error + + pathname goto 152 + pathstring goto 96 + + +state 117 + cmd : USER SP username CRLF . (4) + + . reduce 4 + + +state 118 + cmd : PASS SP password CRLF . (5) + + . reduce 5 + + +state 119 + host_port : NUMBER COMMA . NUMBER COMMA NUMBER COMMA NUMBER COMMA NUMBER COMMA NUMBER (52) + + NUMBER shift 153 + . error + + +state 120 + cmd : PORT SP host_port CRLF . (6) + + . reduce 6 + + +state 121 + type_code : A SP . form_code (57) + + C shift 154 + N shift 155 + T shift 156 + . error + + form_code goto 157 + + +state 122 + type_code : E SP . form_code (59) + + C shift 154 + N shift 155 + T shift 156 + . error + + form_code goto 158 + + +state 123 + type_code : L SP . byte_size (62) + + NUMBER shift 124 + . error + + byte_size goto 159 + + +state 124 + byte_size : NUMBER . (51) + + . reduce 51 + + +state 125 + type_code : L byte_size . (63) + + . reduce 63 + + +state 126 + cmd : TYPE SP type_code CRLF . (8) + + . reduce 8 + + +state 127 + cmd : STRU SP struct_code CRLF . (9) + + . reduce 9 + + +state 128 + cmd : MODE SP mode_code CRLF . (10) + + . reduce 10 + + +state 129 + cmd : RETR check_login SP pathname . CRLF (13) + + CRLF shift 160 + . error + + +state 130 + cmd : STOR check_login SP pathname . CRLF (14) + + CRLF shift 161 + . error + + +state 131 + cmd : APPE check_login SP pathname . CRLF (15) + + CRLF shift 162 + . error + + +state 132 + cmd : ALLO SP NUMBER SP . R SP NUMBER CRLF (12) + + R shift 163 + . error + + +state 133 + cmd : ALLO SP NUMBER CRLF . (11) + + . reduce 11 + + +state 134 + rcmd : RNFR check_login SP pathname . CRLF (47) + + CRLF shift 164 + . error + + +state 135 + cmd : RNTO SP pathname CRLF . (23) + + . reduce 23 + + +state 136 + cmd : DELE check_login SP pathname . CRLF (22) + + CRLF shift 165 + . error + + +state 137 + cmd : CWD check_login SP pathname . CRLF (26) + + CRLF shift 166 + . error + + +state 138 + cmd : LIST check_login SP pathname . CRLF (19) + + CRLF shift 167 + . error + + +state 139 + cmd : NLST check_login SP STRING . CRLF (17) + + CRLF shift 168 + . error + + +state 140 + cmd : SITE SP HELP SP . STRING CRLF (35) + + STRING shift 169 + . error + + +state 141 + cmd : SITE SP HELP CRLF . (34) + + . reduce 34 + + +state 142 + cmd : SITE SP UMASK check_login . CRLF (36) + cmd : SITE SP UMASK check_login . SP octal_number CRLF (37) + + SP shift 170 + CRLF shift 171 + . error + + +state 143 + cmd : SITE SP IDLE SP . NUMBER CRLF (40) + + NUMBER shift 172 + . error + + +state 144 + cmd : SITE SP IDLE CRLF . (39) + + . reduce 39 + + +state 145 + cmd : SITE SP CHMOD check_login . SP octal_number SP pathname CRLF (38) + + SP shift 173 + . error + + +state 146 + cmd : STAT check_login SP pathname . CRLF (20) + + CRLF shift 174 + . error + + +state 147 + cmd : HELP SP STRING CRLF . (28) + + . reduce 28 + + +state 148 + cmd : MKD check_login SP pathname . CRLF (30) + + CRLF shift 175 + . error + + +state 149 + cmd : RMD check_login SP pathname . CRLF (31) + + CRLF shift 176 + . error + + +state 150 + cmd : STOU check_login SP pathname . CRLF (41) + + CRLF shift 177 + . error + + +state 151 + cmd : SIZE check_login SP pathname . CRLF (43) + + CRLF shift 178 + . error + + +state 152 + cmd : MDTM check_login SP pathname . CRLF (44) + + CRLF shift 179 + . error + + +state 153 + host_port : NUMBER COMMA NUMBER . COMMA NUMBER COMMA NUMBER COMMA NUMBER COMMA NUMBER (52) + + COMMA shift 180 + . error + + +state 154 + form_code : C . (55) + + . reduce 55 + + +state 155 + form_code : N . (53) + + . reduce 53 + + +state 156 + form_code : T . (54) + + . reduce 54 + + +state 157 + type_code : A SP form_code . (57) + + . reduce 57 + + +state 158 + type_code : E SP form_code . (59) + + . reduce 59 + + +state 159 + type_code : L SP byte_size . (62) + + . reduce 62 + + +state 160 + cmd : RETR check_login SP pathname CRLF . (13) + + . reduce 13 + + +state 161 + cmd : STOR check_login SP pathname CRLF . (14) + + . reduce 14 + + +state 162 + cmd : APPE check_login SP pathname CRLF . (15) + + . reduce 15 + + +state 163 + cmd : ALLO SP NUMBER SP R . SP NUMBER CRLF (12) + + SP shift 181 + . error + + +state 164 + rcmd : RNFR check_login SP pathname CRLF . (47) + + . reduce 47 + + +state 165 + cmd : DELE check_login SP pathname CRLF . (22) + + . reduce 22 + + +state 166 + cmd : CWD check_login SP pathname CRLF . (26) + + . reduce 26 + + +state 167 + cmd : LIST check_login SP pathname CRLF . (19) + + . reduce 19 + + +state 168 + cmd : NLST check_login SP STRING CRLF . (17) + + . reduce 17 + + +state 169 + cmd : SITE SP HELP SP STRING . CRLF (35) + + CRLF shift 182 + . error + + +state 170 + cmd : SITE SP UMASK check_login SP . octal_number CRLF (37) + + NUMBER shift 183 + . error + + octal_number goto 184 + + +state 171 + cmd : SITE SP UMASK check_login CRLF . (36) + + . reduce 36 + + +state 172 + cmd : SITE SP IDLE SP NUMBER . CRLF (40) + + CRLF shift 185 + . error + + +state 173 + cmd : SITE SP CHMOD check_login SP . octal_number SP pathname CRLF (38) + + NUMBER shift 183 + . error + + octal_number goto 186 + + +state 174 + cmd : STAT check_login SP pathname CRLF . (20) + + . reduce 20 + + +state 175 + cmd : MKD check_login SP pathname CRLF . (30) + + . reduce 30 + + +state 176 + cmd : RMD check_login SP pathname CRLF . (31) + + . reduce 31 + + +state 177 + cmd : STOU check_login SP pathname CRLF . (41) + + . reduce 41 + + +state 178 + cmd : SIZE check_login SP pathname CRLF . (43) + + . reduce 43 + + +state 179 + cmd : MDTM check_login SP pathname CRLF . (44) + + . reduce 44 + + +state 180 + host_port : NUMBER COMMA NUMBER COMMA . NUMBER COMMA NUMBER COMMA NUMBER COMMA NUMBER (52) + + NUMBER shift 187 + . error + + +state 181 + cmd : ALLO SP NUMBER SP R SP . NUMBER CRLF (12) + + NUMBER shift 188 + . error + + +state 182 + cmd : SITE SP HELP SP STRING CRLF . (35) + + . reduce 35 + + +state 183 + octal_number : NUMBER . (72) + + . reduce 72 + + +state 184 + cmd : SITE SP UMASK check_login SP octal_number . CRLF (37) + + CRLF shift 189 + . error + + +state 185 + cmd : SITE SP IDLE SP NUMBER CRLF . (40) + + . reduce 40 + + +state 186 + cmd : SITE SP CHMOD check_login SP octal_number . SP pathname CRLF (38) + + SP shift 190 + . error + + +state 187 + host_port : NUMBER COMMA NUMBER COMMA NUMBER . COMMA NUMBER COMMA NUMBER COMMA NUMBER (52) + + COMMA shift 191 + . error + + +state 188 + cmd : ALLO SP NUMBER SP R SP NUMBER . CRLF (12) + + CRLF shift 192 + . error + + +state 189 + cmd : SITE SP UMASK check_login SP octal_number CRLF . (37) + + . reduce 37 + + +state 190 + cmd : SITE SP CHMOD check_login SP octal_number SP . pathname CRLF (38) + + STRING shift 94 + . error + + pathname goto 193 + pathstring goto 96 + + +state 191 + host_port : NUMBER COMMA NUMBER COMMA NUMBER COMMA . NUMBER COMMA NUMBER COMMA NUMBER (52) + + NUMBER shift 194 + . error + + +state 192 + cmd : ALLO SP NUMBER SP R SP NUMBER CRLF . (12) + + . reduce 12 + + +state 193 + cmd : SITE SP CHMOD check_login SP octal_number SP pathname . CRLF (38) + + CRLF shift 195 + . error + + +state 194 + host_port : NUMBER COMMA NUMBER COMMA NUMBER COMMA NUMBER . COMMA NUMBER COMMA NUMBER (52) + + COMMA shift 196 + . error + + +state 195 + cmd : SITE SP CHMOD check_login SP octal_number SP pathname CRLF . (38) + + . reduce 38 + + +state 196 + host_port : NUMBER COMMA NUMBER COMMA NUMBER COMMA NUMBER COMMA . NUMBER COMMA NUMBER (52) + + NUMBER shift 197 + . error + + +state 197 + host_port : NUMBER COMMA NUMBER COMMA NUMBER COMMA NUMBER COMMA NUMBER . COMMA NUMBER (52) + + COMMA shift 198 + . error + + +state 198 + host_port : NUMBER COMMA NUMBER COMMA NUMBER COMMA NUMBER COMMA NUMBER COMMA . NUMBER (52) + + NUMBER shift 199 + . error + + +state 199 + host_port : NUMBER COMMA NUMBER COMMA NUMBER COMMA NUMBER COMMA NUMBER COMMA NUMBER . (52) + + . reduce 52 + + +65 terminals, 16 nonterminals +74 grammar rules, 200 states diff --git a/test/ftp.tab.c b/test/ftp.tab.c new file mode 100644 index 000000000000..c450766e74bf --- /dev/null +++ b/test/ftp.tab.c @@ -0,0 +1,1995 @@ +#ifndef lint +static const char yysccsid[] = "@(#)yaccpar 1.9 (Berkeley) 02/21/93"; +#endif + +#define YYBYACC 1 +#define YYMAJOR 1 +#define YYMINOR 9 + +#define YYEMPTY (-1) +#define yyclearin (yychar = YYEMPTY) +#define yyerrok (yyerrflag = 0) +#define YYRECOVERING() (yyerrflag != 0) + + +#ifndef yyparse +#define yyparse ftp_parse +#endif /* yyparse */ + +#ifndef yylex +#define yylex ftp_lex +#endif /* yylex */ + +#ifndef yyerror +#define yyerror ftp_error +#endif /* yyerror */ + +#ifndef yychar +#define yychar ftp_char +#endif /* yychar */ + +#ifndef yyval +#define yyval ftp_val +#endif /* yyval */ + +#ifndef yylval +#define yylval ftp_lval +#endif /* yylval */ + +#ifndef yydebug +#define yydebug ftp_debug +#endif /* yydebug */ + +#ifndef yynerrs +#define yynerrs ftp_nerrs +#endif /* yynerrs */ + +#ifndef yyerrflag +#define yyerrflag ftp_errflag +#endif /* yyerrflag */ + +#ifndef yylhs +#define yylhs ftp_lhs +#endif /* yylhs */ + +#ifndef yylen +#define yylen ftp_len +#endif /* yylen */ + +#ifndef yydefred +#define yydefred ftp_defred +#endif /* yydefred */ + +#ifndef yydgoto +#define yydgoto ftp_dgoto +#endif /* yydgoto */ + +#ifndef yysindex +#define yysindex ftp_sindex +#endif /* yysindex */ + +#ifndef yyrindex +#define yyrindex ftp_rindex +#endif /* yyrindex */ + +#ifndef yygindex +#define yygindex ftp_gindex +#endif /* yygindex */ + +#ifndef yytable +#define yytable ftp_table +#endif /* yytable */ + +#ifndef yycheck +#define yycheck ftp_check +#endif /* yycheck */ + +#ifndef yyname +#define yyname ftp_name +#endif /* yyname */ + +#ifndef yyrule +#define yyrule ftp_rule +#endif /* yyrule */ +#define YYPREFIX "ftp_" + +#define YYPURE 0 + +#line 26 "ftp.y" + +/* sccsid[] = "@(#)ftpcmd.y 5.20.1.1 (Berkeley) 3/2/89"; */ + +#include +#include + +#include + +#include + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#ifdef YYBISON +int yylex(void); +static void yyerror(const char *); +#endif + +extern struct sockaddr_in data_dest; +extern int logged_in; +extern struct passwd *pw; +extern int guest; +extern int logging; +extern int type; +extern int form; +extern int debug; +extern int timeout; +extern int maxtimeout; +extern int pdata; +extern char hostname[], remotehost[]; +extern char proctitle[]; +extern char *globerr; +extern int usedefault; +extern int transflag; +extern char tmpline[]; + +extern char **glob(char *); +extern char *renamefrom(char *); +extern void cwd(const char *); + +extern void dologout(int); +extern void fatal(const char *); +extern void makedir(const char *); +extern void nack(const char *); +extern void pass(const char *); +extern void passive(void); +extern void pwd(void); +extern void removedir(char *); +extern void renamecmd(char *, char *); +extern void retrieve(const char *, const char *); +extern void send_file_list(const char *); +extern void statcmd(void); +extern void statfilecmd(const char *); +extern void store(char *, const char *, int); +extern void user(const char *); + +extern void perror_reply(int, const char *, ...); +extern void reply(int, const char *, ...); +extern void lreply(int, const char *, ...); + +static int cmd_type; +static int cmd_form; +static int cmd_bytesz; +char cbuf[512]; +char *fromname; + +struct tab { + const char *name; + short token; + short state; + short implemented; /* 1 if command is implemented */ + const char *help; +}; + +static char * copy(const char *); + +#ifdef YYBISON +static void sizecmd(char *filename); +static void help(struct tab *ctab, char *s); +struct tab cmdtab[]; +struct tab sitetab[]; +#endif + +static void +yyerror(const char *msg) +{ + perror(msg); +} +#line 198 "ftp.tab.c" + +#ifndef YYSTYPE +typedef int YYSTYPE; +#endif + +/* compatibility with bison */ +#ifdef YYPARSE_PARAM +/* compatibility with FreeBSD */ +# ifdef YYPARSE_PARAM_TYPE +# define YYPARSE_DECL() yyparse(YYPARSE_PARAM_TYPE YYPARSE_PARAM) +# else +# define YYPARSE_DECL() yyparse(void *YYPARSE_PARAM) +# endif +#else +# define YYPARSE_DECL() yyparse(void) +#endif + +/* Parameters sent to lex. */ +#ifdef YYLEX_PARAM +# define YYLEX_DECL() yylex(void *YYLEX_PARAM) +# define YYLEX yylex(YYLEX_PARAM) +#else +# define YYLEX_DECL() yylex(void) +# define YYLEX yylex() +#endif + +/* Parameters sent to yyerror. */ +#ifndef YYERROR_DECL +#define YYERROR_DECL() yyerror(const char *s) +#endif +#ifndef YYERROR_CALL +#define YYERROR_CALL(msg) yyerror(msg) +#endif + +extern int YYPARSE_DECL(); + +#define A 257 +#define B 258 +#define C 259 +#define E 260 +#define F 261 +#define I 262 +#define L 263 +#define N 264 +#define P 265 +#define R 266 +#define S 267 +#define T 268 +#define SP 269 +#define CRLF 270 +#define COMMA 271 +#define STRING 272 +#define NUMBER 273 +#define USER 274 +#define PASS 275 +#define ACCT 276 +#define REIN 277 +#define QUIT 278 +#define PORT 279 +#define PASV 280 +#define TYPE 281 +#define STRU 282 +#define MODE 283 +#define RETR 284 +#define STOR 285 +#define APPE 286 +#define MLFL 287 +#define MAIL 288 +#define MSND 289 +#define MSOM 290 +#define MSAM 291 +#define MRSQ 292 +#define MRCP 293 +#define ALLO 294 +#define REST 295 +#define RNFR 296 +#define RNTO 297 +#define ABOR 298 +#define DELE 299 +#define CWD 300 +#define LIST 301 +#define NLST 302 +#define SITE 303 +#define STAT 304 +#define HELP 305 +#define NOOP 306 +#define MKD 307 +#define RMD 308 +#define PWD 309 +#define CDUP 310 +#define STOU 311 +#define SMNT 312 +#define SYST 313 +#define SIZE 314 +#define MDTM 315 +#define UMASK 316 +#define IDLE 317 +#define CHMOD 318 +#define LEXERR 319 +#define YYERRCODE 256 +static const short ftp_lhs[] = { -1, + 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 2, 3, 4, 4, + 12, 5, 13, 13, 13, 6, 6, 6, 6, 6, + 6, 6, 6, 7, 7, 7, 8, 8, 8, 10, + 14, 11, 9, +}; +static const short ftp_len[] = { 2, + 0, 2, 2, 4, 4, 4, 2, 4, 4, 4, + 4, 8, 5, 5, 5, 3, 5, 3, 5, 5, + 2, 5, 4, 2, 3, 5, 2, 4, 2, 5, + 5, 3, 3, 4, 6, 5, 7, 9, 4, 6, + 5, 2, 5, 5, 2, 2, 5, 1, 0, 1, + 1, 11, 1, 1, 1, 1, 3, 1, 3, 1, + 1, 3, 2, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 0, +}; +static const short ftp_defred[] = { 1, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 73, 73, 73, 0, 73, 0, 0, 73, 73, 73, + 73, 0, 0, 0, 0, 73, 73, 73, 73, 73, + 0, 73, 73, 2, 3, 46, 0, 0, 45, 0, + 7, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 24, 0, 0, 0, 0, 0, 21, 0, 0, 27, + 29, 0, 0, 0, 0, 0, 42, 0, 0, 48, + 0, 50, 0, 0, 0, 0, 0, 60, 0, 0, + 64, 66, 65, 0, 68, 69, 67, 0, 0, 0, + 0, 0, 0, 71, 0, 70, 0, 0, 25, 0, + 18, 0, 16, 0, 73, 0, 73, 0, 0, 0, + 0, 32, 33, 0, 0, 0, 4, 5, 0, 6, + 0, 0, 0, 51, 63, 8, 9, 10, 0, 0, + 0, 0, 11, 0, 23, 0, 0, 0, 0, 0, + 34, 0, 0, 39, 0, 0, 28, 0, 0, 0, + 0, 0, 0, 55, 53, 54, 57, 59, 62, 13, + 14, 15, 0, 47, 22, 26, 19, 17, 0, 0, + 36, 0, 0, 20, 30, 31, 41, 43, 44, 0, + 0, 35, 72, 0, 40, 0, 0, 0, 37, 0, + 0, 12, 0, 0, 38, 0, 0, 0, 52, +}; +static const short ftp_dgoto[] = { 1, + 34, 35, 71, 73, 75, 80, 84, 88, 45, 95, + 184, 125, 157, 96, +}; +static const short ftp_sindex[] = { 0, + -224, -247, -239, -236, -232, -222, -204, -200, -181, -177, + 0, 0, 0, -166, 0, -161, -199, 0, 0, 0, + 0, -160, -159, -264, -158, 0, 0, 0, 0, 0, + -157, 0, 0, 0, 0, 0, -167, -162, 0, -156, + 0, -250, -198, -165, -155, -154, -153, -151, -150, -152, + 0, -145, -252, -229, -217, -302, 0, -144, -146, 0, + 0, -142, -141, -140, -139, -137, 0, -136, -135, 0, + -134, 0, -133, -132, -130, -131, -128, 0, -249, -127, + 0, 0, 0, -126, 0, 0, 0, -125, -152, -152, + -152, -205, -152, 0, -124, 0, -152, -152, 0, -152, + 0, -143, 0, -173, 0, -171, 0, -152, -123, -152, + -152, 0, 0, -152, -152, -152, 0, 0, -138, 0, + -164, -164, -122, 0, 0, 0, 0, 0, -121, -120, + -118, -148, 0, -117, 0, -116, -115, -114, -113, -112, + 0, -163, -111, 0, -110, -109, 0, -107, -106, -105, + -104, -103, -129, 0, 0, 0, 0, 0, 0, 0, + 0, 0, -101, 0, 0, 0, 0, 0, -100, -102, + 0, -98, -102, 0, 0, 0, 0, 0, 0, -99, + -97, 0, 0, -95, 0, -96, -94, -92, 0, -152, + -93, 0, -91, -90, 0, -88, -87, -86, 0, +}; +static const short ftp_rindex[] = { 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, -83, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, -82, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, -81, -80, 0, -158, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, +}; +static const short ftp_gindex[] = { 0, + 0, 0, 0, 0, 0, 0, 0, 0, 16, -89, + -25, 35, 47, 0, +}; +#define YYTABLESIZE 190 +static const short ftp_table[] = { 129, + 130, 131, 104, 134, 59, 60, 76, 136, 137, 77, + 138, 78, 79, 105, 106, 107, 98, 99, 146, 123, + 148, 149, 36, 124, 150, 151, 152, 46, 47, 37, + 49, 2, 38, 52, 53, 54, 55, 39, 58, 100, + 101, 62, 63, 64, 65, 66, 40, 68, 69, 3, + 4, 102, 103, 5, 6, 7, 8, 9, 10, 11, + 12, 13, 81, 132, 133, 41, 82, 83, 42, 14, + 51, 15, 16, 17, 18, 19, 20, 21, 22, 23, + 24, 25, 26, 27, 28, 29, 30, 43, 31, 32, + 33, 44, 85, 86, 154, 140, 141, 143, 144, 155, + 193, 87, 48, 156, 70, 170, 171, 50, 56, 72, + 57, 61, 67, 89, 90, 91, 74, 163, 93, 94, + 142, 92, 145, 97, 108, 109, 110, 111, 139, 112, + 113, 114, 115, 116, 153, 117, 118, 121, 119, 120, + 122, 180, 126, 127, 128, 135, 147, 186, 160, 161, + 124, 162, 164, 165, 166, 167, 168, 159, 173, 169, + 174, 172, 175, 176, 177, 178, 179, 181, 158, 182, + 183, 185, 190, 187, 189, 188, 191, 192, 195, 194, + 196, 0, 0, 198, 197, 73, 199, 49, 56, 58, +}; +static const short ftp_check[] = { 89, + 90, 91, 305, 93, 269, 270, 257, 97, 98, 260, + 100, 262, 263, 316, 317, 318, 269, 270, 108, 269, + 110, 111, 270, 273, 114, 115, 116, 12, 13, 269, + 15, 256, 269, 18, 19, 20, 21, 270, 23, 269, + 270, 26, 27, 28, 29, 30, 269, 32, 33, 274, + 275, 269, 270, 278, 279, 280, 281, 282, 283, 284, + 285, 286, 261, 269, 270, 270, 265, 266, 269, 294, + 270, 296, 297, 298, 299, 300, 301, 302, 303, 304, + 305, 306, 307, 308, 309, 310, 311, 269, 313, 314, + 315, 269, 258, 259, 259, 269, 270, 269, 270, 264, + 190, 267, 269, 268, 272, 269, 270, 269, 269, 272, + 270, 270, 270, 269, 269, 269, 273, 266, 269, 272, + 105, 273, 107, 269, 269, 272, 269, 269, 272, 270, + 270, 269, 269, 269, 273, 270, 270, 269, 271, 270, + 269, 271, 270, 270, 270, 270, 270, 173, 270, 270, + 273, 270, 270, 270, 270, 270, 270, 123, 269, 272, + 270, 273, 270, 270, 270, 270, 270, 269, 122, 270, + 273, 270, 269, 273, 270, 273, 271, 270, 270, 273, + 271, -1, -1, 271, 273, 269, 273, 270, 270, 270, +}; +#define YYFINAL 1 +#ifndef YYDEBUG +#define YYDEBUG 0 +#endif +#define YYMAXTOKEN 319 +#if YYDEBUG +static const char *yyname[] = { + +"end-of-file",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"A","B","C","E","F","I","L","N", +"P","R","S","T","SP","CRLF","COMMA","STRING","NUMBER","USER","PASS","ACCT", +"REIN","QUIT","PORT","PASV","TYPE","STRU","MODE","RETR","STOR","APPE","MLFL", +"MAIL","MSND","MSOM","MSAM","MRSQ","MRCP","ALLO","REST","RNFR","RNTO","ABOR", +"DELE","CWD","LIST","NLST","SITE","STAT","HELP","NOOP","MKD","RMD","PWD","CDUP", +"STOU","SMNT","SYST","SIZE","MDTM","UMASK","IDLE","CHMOD","LEXERR", +}; +static const char *yyrule[] = { +"$accept : cmd_list", +"cmd_list :", +"cmd_list : cmd_list cmd", +"cmd_list : cmd_list rcmd", +"cmd : USER SP username CRLF", +"cmd : PASS SP password CRLF", +"cmd : PORT SP host_port CRLF", +"cmd : PASV CRLF", +"cmd : TYPE SP type_code CRLF", +"cmd : STRU SP struct_code CRLF", +"cmd : MODE SP mode_code CRLF", +"cmd : ALLO SP NUMBER CRLF", +"cmd : ALLO SP NUMBER SP R SP NUMBER CRLF", +"cmd : RETR check_login SP pathname CRLF", +"cmd : STOR check_login SP pathname CRLF", +"cmd : APPE check_login SP pathname CRLF", +"cmd : NLST check_login CRLF", +"cmd : NLST check_login SP STRING CRLF", +"cmd : LIST check_login CRLF", +"cmd : LIST check_login SP pathname CRLF", +"cmd : STAT check_login SP pathname CRLF", +"cmd : STAT CRLF", +"cmd : DELE check_login SP pathname CRLF", +"cmd : RNTO SP pathname CRLF", +"cmd : ABOR CRLF", +"cmd : CWD check_login CRLF", +"cmd : CWD check_login SP pathname CRLF", +"cmd : HELP CRLF", +"cmd : HELP SP STRING CRLF", +"cmd : NOOP CRLF", +"cmd : MKD check_login SP pathname CRLF", +"cmd : RMD check_login SP pathname CRLF", +"cmd : PWD check_login CRLF", +"cmd : CDUP check_login CRLF", +"cmd : SITE SP HELP CRLF", +"cmd : SITE SP HELP SP STRING CRLF", +"cmd : SITE SP UMASK check_login CRLF", +"cmd : SITE SP UMASK check_login SP octal_number CRLF", +"cmd : SITE SP CHMOD check_login SP octal_number SP pathname CRLF", +"cmd : SITE SP IDLE CRLF", +"cmd : SITE SP IDLE SP NUMBER CRLF", +"cmd : STOU check_login SP pathname CRLF", +"cmd : SYST CRLF", +"cmd : SIZE check_login SP pathname CRLF", +"cmd : MDTM check_login SP pathname CRLF", +"cmd : QUIT CRLF", +"cmd : error CRLF", +"rcmd : RNFR check_login SP pathname CRLF", +"username : STRING", +"password :", +"password : STRING", +"byte_size : NUMBER", +"host_port : NUMBER COMMA NUMBER COMMA NUMBER COMMA NUMBER COMMA NUMBER COMMA NUMBER", +"form_code : N", +"form_code : T", +"form_code : C", +"type_code : A", +"type_code : A SP form_code", +"type_code : E", +"type_code : E SP form_code", +"type_code : I", +"type_code : L", +"type_code : L SP byte_size", +"type_code : L byte_size", +"struct_code : F", +"struct_code : R", +"struct_code : P", +"mode_code : S", +"mode_code : B", +"mode_code : C", +"pathname : pathstring", +"pathstring : STRING", +"octal_number : NUMBER", +"check_login :", + +}; +#endif + +int yydebug; +int yynerrs; + +int yyerrflag; +int yychar; +YYSTYPE yyval; +YYSTYPE yylval; + +/* define the initial stack-sizes */ +#ifdef YYSTACKSIZE +#undef YYMAXDEPTH +#define YYMAXDEPTH YYSTACKSIZE +#else +#ifdef YYMAXDEPTH +#define YYSTACKSIZE YYMAXDEPTH +#else +#define YYSTACKSIZE 500 +#define YYMAXDEPTH 500 +#endif +#endif + +#define YYINITSTACKSIZE 500 + +typedef struct { + unsigned stacksize; + short *s_base; + short *s_mark; + short *s_last; + YYSTYPE *l_base; + YYSTYPE *l_mark; +} YYSTACKDATA; +/* variables for the parser stack */ +static YYSTACKDATA yystack; +#line 707 "ftp.y" + +#ifdef YYBYACC +extern int YYLEX_DECL(); +#endif + +extern jmp_buf errcatch; + +static void upper(char *); + +#define CMD 0 /* beginning of command */ +#define ARGS 1 /* expect miscellaneous arguments */ +#define STR1 2 /* expect SP followed by STRING */ +#define STR2 3 /* expect STRING */ +#define OSTR 4 /* optional SP then STRING */ +#define ZSTR1 5 /* SP then optional STRING */ +#define ZSTR2 6 /* optional STRING after SP */ +#define SITECMD 7 /* SITE command */ +#define NSTR 8 /* Number followed by a string */ + +struct tab cmdtab[] = { /* In order defined in RFC 765 */ + { "USER", USER, STR1, 1, " username" }, + { "PASS", PASS, ZSTR1, 1, " password" }, + { "ACCT", ACCT, STR1, 0, "(specify account)" }, + { "SMNT", SMNT, ARGS, 0, "(structure mount)" }, + { "REIN", REIN, ARGS, 0, "(reinitialize server state)" }, + { "QUIT", QUIT, ARGS, 1, "(terminate service)", }, + { "PORT", PORT, ARGS, 1, " b0, b1, b2, b3, b4" }, + { "PASV", PASV, ARGS, 1, "(set server in passive mode)" }, + { "TYPE", TYPE, ARGS, 1, " [ A | E | I | L ]" }, + { "STRU", STRU, ARGS, 1, "(specify file structure)" }, + { "MODE", MODE, ARGS, 1, "(specify transfer mode)" }, + { "RETR", RETR, STR1, 1, " file-name" }, + { "STOR", STOR, STR1, 1, " file-name" }, + { "APPE", APPE, STR1, 1, " file-name" }, + { "MLFL", MLFL, OSTR, 0, "(mail file)" }, + { "MAIL", MAIL, OSTR, 0, "(mail to user)" }, + { "MSND", MSND, OSTR, 0, "(mail send to terminal)" }, + { "MSOM", MSOM, OSTR, 0, "(mail send to terminal or mailbox)" }, + { "MSAM", MSAM, OSTR, 0, "(mail send to terminal and mailbox)" }, + { "MRSQ", MRSQ, OSTR, 0, "(mail recipient scheme question)" }, + { "MRCP", MRCP, STR1, 0, "(mail recipient)" }, + { "ALLO", ALLO, ARGS, 1, "allocate storage (vacuously)" }, + { "REST", REST, ARGS, 0, "(restart command)" }, + { "RNFR", RNFR, STR1, 1, " file-name" }, + { "RNTO", RNTO, STR1, 1, " file-name" }, + { "ABOR", ABOR, ARGS, 1, "(abort operation)" }, + { "DELE", DELE, STR1, 1, " file-name" }, + { "CWD", CWD, OSTR, 1, "[ directory-name ]" }, + { "XCWD", CWD, OSTR, 1, "[ directory-name ]" }, + { "LIST", LIST, OSTR, 1, "[ path-name ]" }, + { "NLST", NLST, OSTR, 1, "[ path-name ]" }, + { "SITE", SITE, SITECMD, 1, "site-cmd [ arguments ]" }, + { "SYST", SYST, ARGS, 1, "(get type of operating system)" }, + { "STAT", STAT, OSTR, 1, "[ path-name ]" }, + { "HELP", HELP, OSTR, 1, "[ ]" }, + { "NOOP", NOOP, ARGS, 1, "" }, + { "MKD", MKD, STR1, 1, " path-name" }, + { "XMKD", MKD, STR1, 1, " path-name" }, + { "RMD", RMD, STR1, 1, " path-name" }, + { "XRMD", RMD, STR1, 1, " path-name" }, + { "PWD", PWD, ARGS, 1, "(return current directory)" }, + { "XPWD", PWD, ARGS, 1, "(return current directory)" }, + { "CDUP", CDUP, ARGS, 1, "(change to parent directory)" }, + { "XCUP", CDUP, ARGS, 1, "(change to parent directory)" }, + { "STOU", STOU, STR1, 1, " file-name" }, + { "SIZE", SIZE, OSTR, 1, " path-name" }, + { "MDTM", MDTM, OSTR, 1, " path-name" }, + { 0, 0, 0, 0, 0 } +}; + +struct tab sitetab[] = { + { "UMASK", UMASK, ARGS, 1, "[ umask ]" }, + { "IDLE", IDLE, ARGS, 1, "[ maximum-idle-time ]" }, + { "CHMOD", CHMOD, NSTR, 1, " mode file-name" }, + { "HELP", HELP, OSTR, 1, "[ ]" }, + { 0, 0, 0, 0, 0 } +}; + +static struct tab * +lookup(struct tab *p, char *cmd) +{ + + for (; p->name != 0; p++) + if (strcmp(cmd, p->name) == 0) + return (p); + return (0); +} + +#include + +/* + * get_line - a hacked up version of fgets to ignore TELNET escape codes. + */ +static char * +get_line(char *s, int n, FILE *iop) +{ + register int c; + register char *cs; + + cs = s; +/* tmpline may contain saved command from urgent mode interruption */ + for (c = 0; tmpline[c] != '\0' && --n > 0; ++c) { + *cs++ = tmpline[c]; + if (tmpline[c] == '\n') { + *cs = '\0'; + if (debug) + syslog(LOG_DEBUG, "command: %s", s); + tmpline[0] = '\0'; + return(s); + } + if (c == 0) + tmpline[0] = '\0'; + } + while ((c = getc(iop)) != EOF) { + c &= 0377; + if (c == IAC) { + if ((c = getc(iop)) != EOF) { + c &= 0377; + switch (c) { + case WILL: + case WONT: + c = getc(iop); + printf("%c%c%c", IAC, DONT, 0377&c); + (void) fflush(stdout); + continue; + case DO: + case DONT: + c = getc(iop); + printf("%c%c%c", IAC, WONT, 0377&c); + (void) fflush(stdout); + continue; + case IAC: + break; + default: + continue; /* ignore command */ + } + } + } + *cs++ = c; + if (--n <= 0 || c == '\n') + break; + } + if (c == EOF && cs == s) + return (0); + *cs = '\0'; + if (debug) + syslog(LOG_DEBUG, "command: %s", s); + return (s); +} + +static void +toolong(int sig) +{ + time_t now; + + (void) sig; + reply(421, + "Timeout (%d seconds): closing control connection.", timeout); + (void) time(&now); + if (logging) { + syslog(LOG_INFO, + "User %s timed out after %d seconds at %s", + (pw ? pw -> pw_name : "unknown"), timeout, ctime(&now)); + } + dologout(1); +} + +int +yylex(void) +{ + static int cpos, state; + register char *cp, *cp2; + register struct tab *p; + int n; + char c; + + for (;;) { + switch (state) { + + case CMD: + (void) signal(SIGALRM, toolong); + (void) alarm((unsigned) timeout); + if (get_line(cbuf, sizeof(cbuf)-1, stdin) == 0) { + reply(221, "You could at least say goodbye."); + dologout(0); + } + (void) alarm(0); +#ifdef SETPROCTITLE + if (strncasecmp(cbuf, "PASS", 4) != 0) + setproctitle("%s: %s", proctitle, cbuf); +#endif /* SETPROCTITLE */ + if ((cp = strchr(cbuf, '\r'))) { + *cp++ = '\n'; + *cp = '\0'; + } + if ((cp = strpbrk(cbuf, " \n"))) + cpos = cp - cbuf; + if (cpos == 0) + cpos = 4; + c = cbuf[cpos]; + cbuf[cpos] = '\0'; + upper(cbuf); + p = lookup(cmdtab, cbuf); + cbuf[cpos] = c; + if (p != 0) { + if (p->implemented == 0) { + nack(p->name); + longjmp(errcatch,0); + /* NOTREACHED */ + } + state = p->state; + *(const char **)(&yylval) = p->name; + return (p->token); + } + break; + + case SITECMD: + if (cbuf[cpos] == ' ') { + cpos++; + return (SP); + } + cp = &cbuf[cpos]; + if ((cp2 = strpbrk(cp, " \n"))) + cpos = cp2 - cbuf; + c = cbuf[cpos]; + cbuf[cpos] = '\0'; + upper(cp); + p = lookup(sitetab, cp); + cbuf[cpos] = c; + if (p != 0) { + if (p->implemented == 0) { + state = CMD; + nack(p->name); + longjmp(errcatch,0); + /* NOTREACHED */ + } + state = p->state; + *(const char **)(&yylval) = p->name; + return (p->token); + } + state = CMD; + break; + + case OSTR: + if (cbuf[cpos] == '\n') { + state = CMD; + return (CRLF); + } + /* FALLTHROUGH */ + + case STR1: + case ZSTR1: + dostr1: + if (cbuf[cpos] == ' ') { + cpos++; + if (state == OSTR) + state = STR2; + else + ++state; + return (SP); + } + break; + + case ZSTR2: + if (cbuf[cpos] == '\n') { + state = CMD; + return (CRLF); + } + /* FALLTHROUGH */ + + case STR2: + cp = &cbuf[cpos]; + n = strlen(cp); + cpos += n - 1; + /* + * Make sure the string is nonempty and \n terminated. + */ + if (n > 1 && cbuf[cpos] == '\n') { + cbuf[cpos] = '\0'; + *(char **)&yylval = copy(cp); + cbuf[cpos] = '\n'; + state = ARGS; + return (STRING); + } + break; + + case NSTR: + if (cbuf[cpos] == ' ') { + cpos++; + return (SP); + } + if (isdigit(cbuf[cpos])) { + cp = &cbuf[cpos]; + while (isdigit(cbuf[++cpos])) + ; + c = cbuf[cpos]; + cbuf[cpos] = '\0'; + yylval = atoi(cp); + cbuf[cpos] = c; + state = STR1; + return (NUMBER); + } + state = STR1; + goto dostr1; + + case ARGS: + if (isdigit(cbuf[cpos])) { + cp = &cbuf[cpos]; + while (isdigit(cbuf[++cpos])) + ; + c = cbuf[cpos]; + cbuf[cpos] = '\0'; + yylval = atoi(cp); + cbuf[cpos] = c; + return (NUMBER); + } + switch (cbuf[cpos++]) { + + case '\n': + state = CMD; + return (CRLF); + + case ' ': + return (SP); + + case ',': + return (COMMA); + + case 'A': + case 'a': + return (A); + + case 'B': + case 'b': + return (B); + + case 'C': + case 'c': + return (C); + + case 'E': + case 'e': + return (E); + + case 'F': + case 'f': + return (F); + + case 'I': + case 'i': + return (I); + + case 'L': + case 'l': + return (L); + + case 'N': + case 'n': + return (N); + + case 'P': + case 'p': + return (P); + + case 'R': + case 'r': + return (R); + + case 'S': + case 's': + return (S); + + case 'T': + case 't': + return (T); + + } + break; + + default: + fatal("Unknown state in scanner."); + } + yyerror((char *) 0); + state = CMD; + longjmp(errcatch,0); + } +} + +static void +upper(char *s) +{ + while (*s != '\0') { + if (islower(*s)) + *s = toupper(*s); + s++; + } +} + +static char * +copy(const char *s) +{ + char *p; + + p = (char * )malloc(strlen(s) + 1); + if (p == 0) + fatal("Ran out of memory."); + else + (void) strcpy(p, s); + return (p); +} + +static void +help(struct tab *ctab, char *s) +{ + register struct tab *c; + register int width, NCMDS; + const char *help_type; + + if (ctab == sitetab) + help_type = "SITE "; + else + help_type = ""; + width = 0, NCMDS = 0; + for (c = ctab; c->name != 0; c++) { + int len = strlen(c->name); + + if (len > width) + width = len; + NCMDS++; + } + width = (width + 8) &~ 7; + if (s == 0) { + register int i, j, w; + int columns, lines; + + lreply(214, "The following %scommands are recognized %s.", + help_type, "(* =>'s unimplemented)"); + columns = 76 / width; + if (columns == 0) + columns = 1; + lines = (NCMDS + columns - 1) / columns; + for (i = 0; i < lines; i++) { + printf(" "); + for (j = 0; j < columns; j++) { + c = ctab + j * lines + i; + assert(c->name != 0); + printf("%s%c", c->name, + c->implemented ? ' ' : '*'); + if (c + lines >= &ctab[NCMDS]) + break; + w = strlen(c->name) + 1; + while (w < width) { + putchar(' '); + w++; + } + } + printf("\r\n"); + } + (void) fflush(stdout); + reply(214, "Direct comments to ftp-bugs@%s.", hostname); + return; + } + upper(s); + c = lookup(ctab, s); + if (c == (struct tab *)0) { + reply(502, "Unknown command %s.", s); + return; + } + if (c->implemented) + reply(214, "Syntax: %s%s %s", help_type, c->name, c->help); + else + reply(214, "%s%-*s\t%s; unimplemented.", help_type, width, + c->name, c->help); +} + +static void +sizecmd(char *filename) +{ + switch (type) { + case TYPE_L: + case TYPE_I: { + struct stat stbuf; + if (stat(filename, &stbuf) < 0 || + (stbuf.st_mode&S_IFMT) != S_IFREG) + reply(550, "%s: not a plain file.", filename); + else +#ifdef HAVE_LONG_LONG + reply(213, "%llu", (long long) stbuf.st_size); +#else + reply(213, "%lu", stbuf.st_size); +#endif + break;} + case TYPE_A: { + FILE *fin; + register int c, count; + struct stat stbuf; + fin = fopen(filename, "r"); + if (fin == 0) { + perror_reply(550, filename); + return; + } + if (fstat(fileno(fin), &stbuf) < 0 || + (stbuf.st_mode&S_IFMT) != S_IFREG) { + reply(550, "%s: not a plain file.", filename); + (void) fclose(fin); + return; + } + + count = 0; + while((c=getc(fin)) != EOF) { + if (c == '\n') /* will get expanded to \r\n */ + count++; + count++; + } + (void) fclose(fin); + + reply(213, "%ld", count); + break;} + default: + reply(504, "SIZE not implemented for Type %c.", "?AEIL"[type]); + } +} +#line 1092 "ftp.tab.c" + +#if YYDEBUG +#include /* needed for printf */ +#endif + +#include /* needed for malloc, etc */ +#include /* needed for memset */ + +/* allocate initial stack or double stack size, up to YYMAXDEPTH */ +static int yygrowstack(YYSTACKDATA *data) +{ + int i; + unsigned newsize; + short *newss; + YYSTYPE *newvs; + + if ((newsize = data->stacksize) == 0) + newsize = YYINITSTACKSIZE; + else if (newsize >= YYMAXDEPTH) + return -1; + else if ((newsize *= 2) > YYMAXDEPTH) + newsize = YYMAXDEPTH; + + i = data->s_mark - data->s_base; + newss = (short *)realloc(data->s_base, newsize * sizeof(*newss)); + if (newss == 0) + return -1; + + data->s_base = newss; + data->s_mark = newss + i; + + newvs = (YYSTYPE *)realloc(data->l_base, newsize * sizeof(*newvs)); + if (newvs == 0) + return -1; + + data->l_base = newvs; + data->l_mark = newvs + i; + + data->stacksize = newsize; + data->s_last = data->s_base + newsize - 1; + return 0; +} + +#if YYPURE || defined(YY_NO_LEAKS) +static void yyfreestack(YYSTACKDATA *data) +{ + free(data->s_base); + free(data->l_base); + memset(data, 0, sizeof(*data)); +} +#else +#define yyfreestack(data) /* nothing */ +#endif + +#define YYABORT goto yyabort +#define YYREJECT goto yyabort +#define YYACCEPT goto yyaccept +#define YYERROR goto yyerrlab + +int +YYPARSE_DECL() +{ + int yym, yyn, yystate; +#if YYDEBUG + const char *yys; + + if ((yys = getenv("YYDEBUG")) != 0) + { + yyn = *yys; + if (yyn >= '0' && yyn <= '9') + yydebug = yyn - '0'; + } +#endif + + yynerrs = 0; + yyerrflag = 0; + yychar = YYEMPTY; + yystate = 0; + +#if YYPURE + memset(&yystack, 0, sizeof(yystack)); +#endif + + if (yystack.s_base == NULL && yygrowstack(&yystack)) goto yyoverflow; + yystack.s_mark = yystack.s_base; + yystack.l_mark = yystack.l_base; + yystate = 0; + *yystack.s_mark = 0; + +yyloop: + if ((yyn = yydefred[yystate]) != 0) goto yyreduce; + if (yychar < 0) + { + if ((yychar = YYLEX) < 0) yychar = 0; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, reading %d (%s)\n", + YYPREFIX, yystate, yychar, yys); + } +#endif + } + if ((yyn = yysindex[yystate]) && (yyn += yychar) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yychar) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, shifting to state %d\n", + YYPREFIX, yystate, yytable[yyn]); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + yystate = yytable[yyn]; + *++yystack.s_mark = yytable[yyn]; + *++yystack.l_mark = yylval; + yychar = YYEMPTY; + if (yyerrflag > 0) --yyerrflag; + goto yyloop; + } + if ((yyn = yyrindex[yystate]) && (yyn += yychar) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yychar) + { + yyn = yytable[yyn]; + goto yyreduce; + } + if (yyerrflag) goto yyinrecovery; + + yyerror("syntax error"); + + goto yyerrlab; + +yyerrlab: + ++yynerrs; + +yyinrecovery: + if (yyerrflag < 3) + { + yyerrflag = 3; + for (;;) + { + if ((yyn = yysindex[*yystack.s_mark]) && (yyn += YYERRCODE) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == YYERRCODE) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, error recovery shifting\ + to state %d\n", YYPREFIX, *yystack.s_mark, yytable[yyn]); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + yystate = yytable[yyn]; + *++yystack.s_mark = yytable[yyn]; + *++yystack.l_mark = yylval; + goto yyloop; + } + else + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: error recovery discarding state %d\n", + YYPREFIX, *yystack.s_mark); +#endif + if (yystack.s_mark <= yystack.s_base) goto yyabort; + --yystack.s_mark; + --yystack.l_mark; + } + } + } + else + { + if (yychar == 0) goto yyabort; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, error recovery discards token %d (%s)\n", + YYPREFIX, yystate, yychar, yys); + } +#endif + yychar = YYEMPTY; + goto yyloop; + } + +yyreduce: +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, reducing by rule %d (%s)\n", + YYPREFIX, yystate, yyn, yyrule[yyn]); +#endif + yym = yylen[yyn]; + if (yym) + yyval = yystack.l_mark[1-yym]; + else + memset(&yyval, 0, sizeof yyval); + switch (yyn) + { +case 2: +#line 150 "ftp.y" + { + fromname = (char *) 0; + } +break; +case 4: +#line 157 "ftp.y" + { + user((char *) yystack.l_mark[-1]); + free((char *) yystack.l_mark[-1]); + } +break; +case 5: +#line 162 "ftp.y" + { + pass((char *) yystack.l_mark[-1]); + free((char *) yystack.l_mark[-1]); + } +break; +case 6: +#line 167 "ftp.y" + { + usedefault = 0; + if (pdata >= 0) { + (void) close(pdata); + pdata = -1; + } + reply(200, "PORT command successful."); + } +break; +case 7: +#line 176 "ftp.y" + { + passive(); + } +break; +case 8: +#line 180 "ftp.y" + { + switch (cmd_type) { + + case TYPE_A: + if (cmd_form == FORM_N) { + reply(200, "Type set to A."); + type = cmd_type; + form = cmd_form; + } else + reply(504, "Form must be N."); + break; + + case TYPE_E: + reply(504, "Type E not implemented."); + break; + + case TYPE_I: + reply(200, "Type set to I."); + type = cmd_type; + break; + + case TYPE_L: +#if NBBY == 8 + if (cmd_bytesz == 8) { + reply(200, + "Type set to L (byte size 8)."); + type = cmd_type; + } else + reply(504, "Byte size must be 8."); +#else /* NBBY == 8 */ + UNIMPLEMENTED for NBBY != 8 +#endif /* NBBY == 8 */ + } + } +break; +case 9: +#line 215 "ftp.y" + { + switch (yystack.l_mark[-1]) { + + case STRU_F: + reply(200, "STRU F ok."); + break; + + default: + reply(504, "Unimplemented STRU type."); + } + } +break; +case 10: +#line 227 "ftp.y" + { + switch (yystack.l_mark[-1]) { + + case MODE_S: + reply(200, "MODE S ok."); + break; + + default: + reply(502, "Unimplemented MODE type."); + } + } +break; +case 11: +#line 239 "ftp.y" + { + reply(202, "ALLO command ignored."); + } +break; +case 12: +#line 243 "ftp.y" + { + reply(202, "ALLO command ignored."); + } +break; +case 13: +#line 247 "ftp.y" + { + if (yystack.l_mark[-3] && yystack.l_mark[-1] != 0) + retrieve((char *) 0, (char *) yystack.l_mark[-1]); + if (yystack.l_mark[-1] != 0) + free((char *) yystack.l_mark[-1]); + } +break; +case 14: +#line 254 "ftp.y" + { + if (yystack.l_mark[-3] && yystack.l_mark[-1] != 0) + store((char *) yystack.l_mark[-1], "w", 0); + if (yystack.l_mark[-1] != 0) + free((char *) yystack.l_mark[-1]); + } +break; +case 15: +#line 261 "ftp.y" + { + if (yystack.l_mark[-3] && yystack.l_mark[-1] != 0) + store((char *) yystack.l_mark[-1], "a", 0); + if (yystack.l_mark[-1] != 0) + free((char *) yystack.l_mark[-1]); + } +break; +case 16: +#line 268 "ftp.y" + { + if (yystack.l_mark[-1]) + send_file_list("."); + } +break; +case 17: +#line 273 "ftp.y" + { + if (yystack.l_mark[-3] && yystack.l_mark[-1] != 0) + send_file_list((char *) yystack.l_mark[-1]); + if (yystack.l_mark[-1] != 0) + free((char *) yystack.l_mark[-1]); + } +break; +case 18: +#line 280 "ftp.y" + { + if (yystack.l_mark[-1]) + retrieve("/bin/ls -lgA", ""); + } +break; +case 19: +#line 285 "ftp.y" + { + if (yystack.l_mark[-3] && yystack.l_mark[-1] != 0) + retrieve("/bin/ls -lgA %s", (char *) yystack.l_mark[-1]); + if (yystack.l_mark[-1] != 0) + free((char *) yystack.l_mark[-1]); + } +break; +case 20: +#line 292 "ftp.y" + { + if (yystack.l_mark[-3] && yystack.l_mark[-1] != 0) + statfilecmd((char *) yystack.l_mark[-1]); + if (yystack.l_mark[-1] != 0) + free((char *) yystack.l_mark[-1]); + } +break; +case 21: +#line 299 "ftp.y" + { + statcmd(); + } +break; +case 22: +#line 303 "ftp.y" + { + if (yystack.l_mark[-3] && yystack.l_mark[-1] != 0) + remove((char *) yystack.l_mark[-1]); + if (yystack.l_mark[-1] != 0) + free((char *) yystack.l_mark[-1]); + } +break; +case 23: +#line 310 "ftp.y" + { + if (fromname) { + renamecmd(fromname, (char *) yystack.l_mark[-1]); + free(fromname); + fromname = (char *) 0; + } else { + reply(503, "Bad sequence of commands."); + } + free((char *) yystack.l_mark[-1]); + } +break; +case 24: +#line 321 "ftp.y" + { + reply(225, "ABOR command successful."); + } +break; +case 25: +#line 325 "ftp.y" + { + if (yystack.l_mark[-1]) + cwd(pw->pw_dir); + } +break; +case 26: +#line 330 "ftp.y" + { + if (yystack.l_mark[-3] && yystack.l_mark[-1] != 0) + cwd((char *) yystack.l_mark[-1]); + if (yystack.l_mark[-1] != 0) + free((char *) yystack.l_mark[-1]); + } +break; +case 27: +#line 337 "ftp.y" + { + help(cmdtab, (char *) 0); + } +break; +case 28: +#line 341 "ftp.y" + { + register char *cp = (char *)yystack.l_mark[-1]; + + if (strncasecmp(cp, "SITE", 4) == 0) { + cp = (char *)yystack.l_mark[-1] + 4; + if (*cp == ' ') + cp++; + if (*cp) + help(sitetab, cp); + else + help(sitetab, (char *) 0); + } else + help(cmdtab, (char *) yystack.l_mark[-1]); + } +break; +case 29: +#line 356 "ftp.y" + { + reply(200, "NOOP command successful."); + } +break; +case 30: +#line 360 "ftp.y" + { + if (yystack.l_mark[-3] && yystack.l_mark[-1] != 0) + makedir((char *) yystack.l_mark[-1]); + if (yystack.l_mark[-1] != 0) + free((char *) yystack.l_mark[-1]); + } +break; +case 31: +#line 367 "ftp.y" + { + if (yystack.l_mark[-3] && yystack.l_mark[-1] != 0) + removedir((char *) yystack.l_mark[-1]); + if (yystack.l_mark[-1] != 0) + free((char *) yystack.l_mark[-1]); + } +break; +case 32: +#line 374 "ftp.y" + { + if (yystack.l_mark[-1]) + pwd(); + } +break; +case 33: +#line 379 "ftp.y" + { + if (yystack.l_mark[-1]) + cwd(".."); + } +break; +case 34: +#line 384 "ftp.y" + { + help(sitetab, (char *) 0); + } +break; +case 35: +#line 388 "ftp.y" + { + help(sitetab, (char *) yystack.l_mark[-1]); + } +break; +case 36: +#line 392 "ftp.y" + { + int oldmask; + + if (yystack.l_mark[-1]) { + oldmask = umask(0); + (void) umask(oldmask); + reply(200, "Current UMASK is %03o", oldmask); + } + } +break; +case 37: +#line 402 "ftp.y" + { + int oldmask; + + if (yystack.l_mark[-3]) { + if ((yystack.l_mark[-1] == -1) || (yystack.l_mark[-1] > 0777)) { + reply(501, "Bad UMASK value"); + } else { + oldmask = umask(yystack.l_mark[-1]); + reply(200, + "UMASK set to %03o (was %03o)", + yystack.l_mark[-1], oldmask); + } + } + } +break; +case 38: +#line 417 "ftp.y" + { + if (yystack.l_mark[-5] && (yystack.l_mark[-1] != 0)) { + if (yystack.l_mark[-3] > 0777) + reply(501, + "CHMOD: Mode value must be between 0 and 0777"); + else if (chmod((char *) yystack.l_mark[-1], yystack.l_mark[-3]) < 0) + perror_reply(550, (char *) yystack.l_mark[-1]); + else + reply(200, "CHMOD command successful."); + } + if (yystack.l_mark[-1] != 0) + free((char *) yystack.l_mark[-1]); + } +break; +case 39: +#line 431 "ftp.y" + { + reply(200, + "Current IDLE time limit is %d seconds; max %d", + timeout, maxtimeout); + } +break; +case 40: +#line 437 "ftp.y" + { + if (yystack.l_mark[-1] < 30 || yystack.l_mark[-1] > maxtimeout) { + reply(501, + "Maximum IDLE time must be between 30 and %d seconds", + maxtimeout); + } else { + timeout = yystack.l_mark[-1]; + (void) alarm((unsigned) timeout); + reply(200, + "Maximum IDLE time set to %d seconds", + timeout); + } + } +break; +case 41: +#line 451 "ftp.y" + { + if (yystack.l_mark[-3] && yystack.l_mark[-1] != 0) + store((char *) yystack.l_mark[-1], "w", 1); + if (yystack.l_mark[-1] != 0) + free((char *) yystack.l_mark[-1]); + } +break; +case 42: +#line 458 "ftp.y" + { +#ifdef unix +#ifdef BSD + reply(215, "UNIX Type: L%d Version: BSD-%d", + NBBY, BSD); +#else /* BSD */ + reply(215, "UNIX Type: L%d", NBBY); +#endif /* BSD */ +#else /* unix */ + reply(215, "UNKNOWN Type: L%d", NBBY); +#endif /* unix */ + } +break; +case 43: +#line 479 "ftp.y" + { + if (yystack.l_mark[-3] && yystack.l_mark[-1] != 0) + sizecmd((char *) yystack.l_mark[-1]); + if (yystack.l_mark[-1] != 0) + free((char *) yystack.l_mark[-1]); + } +break; +case 44: +#line 496 "ftp.y" + { + if (yystack.l_mark[-3] && yystack.l_mark[-1] != 0) { + struct stat stbuf; + if (stat((char *) yystack.l_mark[-1], &stbuf) < 0) + perror_reply(550, "%s", (char *) yystack.l_mark[-1]); + else if ((stbuf.st_mode&S_IFMT) != S_IFREG) { + reply(550, "%s: not a plain file.", + (char *) yystack.l_mark[-1]); + } else { + register struct tm *t; + t = gmtime(&stbuf.st_mtime); + reply(213, + "%04d%02d%02d%02d%02d%02d", + 1900 + t->tm_year, + t->tm_mon+1, t->tm_mday, + t->tm_hour, t->tm_min, t->tm_sec); + } + } + if (yystack.l_mark[-1] != 0) + free((char *) yystack.l_mark[-1]); + } +break; +case 45: +#line 518 "ftp.y" + { + reply(221, "Goodbye."); + dologout(0); + } +break; +case 46: +#line 523 "ftp.y" + { + yyerrok; + } +break; +case 47: +#line 528 "ftp.y" + { + if (yystack.l_mark[-3] && yystack.l_mark[-1]) { + fromname = renamefrom((char *) yystack.l_mark[-1]); + if (fromname == (char *) 0 && yystack.l_mark[-1]) { + free((char *) yystack.l_mark[-1]); + } + } + } +break; +case 49: +#line 542 "ftp.y" + { + *(const char **)(&(yyval)) = ""; + } +break; +case 52: +#line 553 "ftp.y" + { + register char *a, *p; + + a = (char *)&data_dest.sin_addr; + a[0] = yystack.l_mark[-10]; a[1] = yystack.l_mark[-8]; a[2] = yystack.l_mark[-6]; a[3] = yystack.l_mark[-4]; + p = (char *)&data_dest.sin_port; + p[0] = yystack.l_mark[-2]; p[1] = yystack.l_mark[0]; + data_dest.sin_family = AF_INET; + } +break; +case 53: +#line 565 "ftp.y" + { + yyval = FORM_N; + } +break; +case 54: +#line 569 "ftp.y" + { + yyval = FORM_T; + } +break; +case 55: +#line 573 "ftp.y" + { + yyval = FORM_C; + } +break; +case 56: +#line 579 "ftp.y" + { + cmd_type = TYPE_A; + cmd_form = FORM_N; + } +break; +case 57: +#line 584 "ftp.y" + { + cmd_type = TYPE_A; + cmd_form = yystack.l_mark[0]; + } +break; +case 58: +#line 589 "ftp.y" + { + cmd_type = TYPE_E; + cmd_form = FORM_N; + } +break; +case 59: +#line 594 "ftp.y" + { + cmd_type = TYPE_E; + cmd_form = yystack.l_mark[0]; + } +break; +case 60: +#line 599 "ftp.y" + { + cmd_type = TYPE_I; + } +break; +case 61: +#line 603 "ftp.y" + { + cmd_type = TYPE_L; + cmd_bytesz = NBBY; + } +break; +case 62: +#line 608 "ftp.y" + { + cmd_type = TYPE_L; + cmd_bytesz = yystack.l_mark[0]; + } +break; +case 63: +#line 614 "ftp.y" + { + cmd_type = TYPE_L; + cmd_bytesz = yystack.l_mark[0]; + } +break; +case 64: +#line 621 "ftp.y" + { + yyval = STRU_F; + } +break; +case 65: +#line 625 "ftp.y" + { + yyval = STRU_R; + } +break; +case 66: +#line 629 "ftp.y" + { + yyval = STRU_P; + } +break; +case 67: +#line 635 "ftp.y" + { + yyval = MODE_S; + } +break; +case 68: +#line 639 "ftp.y" + { + yyval = MODE_B; + } +break; +case 69: +#line 643 "ftp.y" + { + yyval = MODE_C; + } +break; +case 70: +#line 649 "ftp.y" + { + /* + * Problem: this production is used for all pathname + * processing, but only gives a 550 error reply. + * This is a valid reply in some cases but not in others. + */ + if (logged_in && yystack.l_mark[0] && strncmp((char *) yystack.l_mark[0], "~", 1) == 0) { + *(char **)&(yyval) = *glob((char *) yystack.l_mark[0]); + if (globerr != 0) { + reply(550, globerr); + yyval = 0; + } + free((char *) yystack.l_mark[0]); + } else + yyval = yystack.l_mark[0]; + } +break; +case 72: +#line 671 "ftp.y" + { + register int ret, dec, multby, digit; + + /* + * Convert a number that was read as decimal number + * to what it would be if it had been read as octal. + */ + dec = yystack.l_mark[0]; + multby = 1; + ret = 0; + while (dec) { + digit = dec%10; + if (digit > 7) { + ret = -1; + break; + } + ret += digit * multby; + multby *= 8; + dec /= 10; + } + yyval = ret; + } +break; +case 73: +#line 696 "ftp.y" + { + if (logged_in) + yyval = 1; + else { + reply(530, "Please login with USER and PASS."); + yyval = 0; + } + } +break; +#line 1935 "ftp.tab.c" + } + yystack.s_mark -= yym; + yystate = *yystack.s_mark; + yystack.l_mark -= yym; + yym = yylhs[yyn]; + if (yystate == 0 && yym == 0) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: after reduction, shifting from state 0 to\ + state %d\n", YYPREFIX, YYFINAL); +#endif + yystate = YYFINAL; + *++yystack.s_mark = YYFINAL; + *++yystack.l_mark = yyval; + if (yychar < 0) + { + if ((yychar = YYLEX) < 0) yychar = 0; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, reading %d (%s)\n", + YYPREFIX, YYFINAL, yychar, yys); + } +#endif + } + if (yychar == 0) goto yyaccept; + goto yyloop; + } + if ((yyn = yygindex[yym]) && (yyn += yystate) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yystate) + yystate = yytable[yyn]; + else + yystate = yydgoto[yym]; +#if YYDEBUG + if (yydebug) + printf("%sdebug: after reduction, shifting from state %d \ +to state %d\n", YYPREFIX, *yystack.s_mark, yystate); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + *++yystack.s_mark = (short) yystate; + *++yystack.l_mark = yyval; + goto yyloop; + +yyoverflow: + yyerror("yacc stack overflow"); + +yyabort: + yyfreestack(&yystack); + return (1); + +yyaccept: + yyfreestack(&yystack); + return (0); +} diff --git a/test/ftp.tab.h b/test/ftp.tab.h new file mode 100644 index 000000000000..24f0791390a9 --- /dev/null +++ b/test/ftp.tab.h @@ -0,0 +1,63 @@ +#define A 257 +#define B 258 +#define C 259 +#define E 260 +#define F 261 +#define I 262 +#define L 263 +#define N 264 +#define P 265 +#define R 266 +#define S 267 +#define T 268 +#define SP 269 +#define CRLF 270 +#define COMMA 271 +#define STRING 272 +#define NUMBER 273 +#define USER 274 +#define PASS 275 +#define ACCT 276 +#define REIN 277 +#define QUIT 278 +#define PORT 279 +#define PASV 280 +#define TYPE 281 +#define STRU 282 +#define MODE 283 +#define RETR 284 +#define STOR 285 +#define APPE 286 +#define MLFL 287 +#define MAIL 288 +#define MSND 289 +#define MSOM 290 +#define MSAM 291 +#define MRSQ 292 +#define MRCP 293 +#define ALLO 294 +#define REST 295 +#define RNFR 296 +#define RNTO 297 +#define ABOR 298 +#define DELE 299 +#define CWD 300 +#define LIST 301 +#define NLST 302 +#define SITE 303 +#define STAT 304 +#define HELP 305 +#define NOOP 306 +#define MKD 307 +#define RMD 308 +#define PWD 309 +#define CDUP 310 +#define STOU 311 +#define SMNT 312 +#define SYST 313 +#define SIZE 314 +#define MDTM 315 +#define UMASK 316 +#define IDLE 317 +#define CHMOD 318 +#define LEXERR 319 diff --git a/test/ftp.y b/test/ftp.y new file mode 100644 index 000000000000..42c210bf4ef6 --- /dev/null +++ b/test/ftp.y @@ -0,0 +1,1228 @@ +/* + * Copyright (c) 1985, 1988 Regents of the University of California. + * All rights reserved. + * + * Redistribution and use in source and binary forms are permitted + * provided that the above copyright notice and this paragraph are + * duplicated in all such forms and that any documentation, + * advertising materials, and other materials related to such + * distribution and use acknowledge that the software was developed + * by the University of California, Berkeley. The name of the + * University may not be used to endorse or promote products derived + * from this software without specific prior written permission. + * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. + * + * @(#)ftpcmd.y 5.20.1.1 (Berkeley) 3/2/89 + */ + +/* + * Grammar for FTP commands. + * See RFC 959. + */ + +%{ + +/* sccsid[] = "@(#)ftpcmd.y 5.20.1.1 (Berkeley) 3/2/89"; */ + +#include +#include + +#include + +#include + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#ifdef YYBISON +int yylex(void); +static void yyerror(const char *); +#endif + +extern struct sockaddr_in data_dest; +extern int logged_in; +extern struct passwd *pw; +extern int guest; +extern int logging; +extern int type; +extern int form; +extern int debug; +extern int timeout; +extern int maxtimeout; +extern int pdata; +extern char hostname[], remotehost[]; +extern char proctitle[]; +extern char *globerr; +extern int usedefault; +extern int transflag; +extern char tmpline[]; + +extern char **glob(char *); +extern char *renamefrom(char *); +extern void cwd(const char *); + +extern void dologout(int); +extern void fatal(const char *); +extern void makedir(const char *); +extern void nack(const char *); +extern void pass(const char *); +extern void passive(void); +extern void pwd(void); +extern void removedir(char *); +extern void renamecmd(char *, char *); +extern void retrieve(const char *, const char *); +extern void send_file_list(const char *); +extern void statcmd(void); +extern void statfilecmd(const char *); +extern void store(char *, const char *, int); +extern void user(const char *); + +extern void perror_reply(int, const char *, ...); +extern void reply(int, const char *, ...); +extern void lreply(int, const char *, ...); + +static int cmd_type; +static int cmd_form; +static int cmd_bytesz; +char cbuf[512]; +char *fromname; + +struct tab { + const char *name; + short token; + short state; + short implemented; /* 1 if command is implemented */ + const char *help; +}; + +static char * copy(const char *); + +#ifdef YYBISON +static void sizecmd(char *filename); +static void help(struct tab *ctab, char *s); +struct tab cmdtab[]; +struct tab sitetab[]; +#endif + +static void +yyerror(const char *msg) +{ + perror(msg); +} +%} + +%token + A B C E F I + L N P R S T + + SP CRLF COMMA STRING NUMBER + + USER PASS ACCT REIN QUIT PORT + PASV TYPE STRU MODE RETR STOR + APPE MLFL MAIL MSND MSOM MSAM + MRSQ MRCP ALLO REST RNFR RNTO + ABOR DELE CWD LIST NLST SITE + STAT HELP NOOP MKD RMD PWD + CDUP STOU SMNT SYST SIZE MDTM + + UMASK IDLE CHMOD + + LEXERR + +%start cmd_list + +%% + +cmd_list: /* empty */ + | cmd_list cmd + { + fromname = (char *) 0; + } + | cmd_list rcmd + ; + +cmd: USER SP username CRLF + { + user((char *) $3); + free((char *) $3); + } + | PASS SP password CRLF + { + pass((char *) $3); + free((char *) $3); + } + | PORT SP host_port CRLF + { + usedefault = 0; + if (pdata >= 0) { + (void) close(pdata); + pdata = -1; + } + reply(200, "PORT command successful."); + } + | PASV CRLF + { + passive(); + } + | TYPE SP type_code CRLF + { + switch (cmd_type) { + + case TYPE_A: + if (cmd_form == FORM_N) { + reply(200, "Type set to A."); + type = cmd_type; + form = cmd_form; + } else + reply(504, "Form must be N."); + break; + + case TYPE_E: + reply(504, "Type E not implemented."); + break; + + case TYPE_I: + reply(200, "Type set to I."); + type = cmd_type; + break; + + case TYPE_L: +#if NBBY == 8 + if (cmd_bytesz == 8) { + reply(200, + "Type set to L (byte size 8)."); + type = cmd_type; + } else + reply(504, "Byte size must be 8."); +#else /* NBBY == 8 */ + UNIMPLEMENTED for NBBY != 8 +#endif /* NBBY == 8 */ + } + } + | STRU SP struct_code CRLF + { + switch ($3) { + + case STRU_F: + reply(200, "STRU F ok."); + break; + + default: + reply(504, "Unimplemented STRU type."); + } + } + | MODE SP mode_code CRLF + { + switch ($3) { + + case MODE_S: + reply(200, "MODE S ok."); + break; + + default: + reply(502, "Unimplemented MODE type."); + } + } + | ALLO SP NUMBER CRLF + { + reply(202, "ALLO command ignored."); + } + | ALLO SP NUMBER SP R SP NUMBER CRLF + { + reply(202, "ALLO command ignored."); + } + | RETR check_login SP pathname CRLF + { + if ($2 && $4 != 0) + retrieve((char *) 0, (char *) $4); + if ($4 != 0) + free((char *) $4); + } + | STOR check_login SP pathname CRLF + { + if ($2 && $4 != 0) + store((char *) $4, "w", 0); + if ($4 != 0) + free((char *) $4); + } + | APPE check_login SP pathname CRLF + { + if ($2 && $4 != 0) + store((char *) $4, "a", 0); + if ($4 != 0) + free((char *) $4); + } + | NLST check_login CRLF + { + if ($2) + send_file_list("."); + } + | NLST check_login SP STRING CRLF + { + if ($2 && $4 != 0) + send_file_list((char *) $4); + if ($4 != 0) + free((char *) $4); + } + | LIST check_login CRLF + { + if ($2) + retrieve("/bin/ls -lgA", ""); + } + | LIST check_login SP pathname CRLF + { + if ($2 && $4 != 0) + retrieve("/bin/ls -lgA %s", (char *) $4); + if ($4 != 0) + free((char *) $4); + } + | STAT check_login SP pathname CRLF + { + if ($2 && $4 != 0) + statfilecmd((char *) $4); + if ($4 != 0) + free((char *) $4); + } + | STAT CRLF + { + statcmd(); + } + | DELE check_login SP pathname CRLF + { + if ($2 && $4 != 0) + remove((char *) $4); + if ($4 != 0) + free((char *) $4); + } + | RNTO SP pathname CRLF + { + if (fromname) { + renamecmd(fromname, (char *) $3); + free(fromname); + fromname = (char *) 0; + } else { + reply(503, "Bad sequence of commands."); + } + free((char *) $3); + } + | ABOR CRLF + { + reply(225, "ABOR command successful."); + } + | CWD check_login CRLF + { + if ($2) + cwd(pw->pw_dir); + } + | CWD check_login SP pathname CRLF + { + if ($2 && $4 != 0) + cwd((char *) $4); + if ($4 != 0) + free((char *) $4); + } + | HELP CRLF + { + help(cmdtab, (char *) 0); + } + | HELP SP STRING CRLF + { + register char *cp = (char *)$3; + + if (strncasecmp(cp, "SITE", 4) == 0) { + cp = (char *)$3 + 4; + if (*cp == ' ') + cp++; + if (*cp) + help(sitetab, cp); + else + help(sitetab, (char *) 0); + } else + help(cmdtab, (char *) $3); + } + | NOOP CRLF + { + reply(200, "NOOP command successful."); + } + | MKD check_login SP pathname CRLF + { + if ($2 && $4 != 0) + makedir((char *) $4); + if ($4 != 0) + free((char *) $4); + } + | RMD check_login SP pathname CRLF + { + if ($2 && $4 != 0) + removedir((char *) $4); + if ($4 != 0) + free((char *) $4); + } + | PWD check_login CRLF + { + if ($2) + pwd(); + } + | CDUP check_login CRLF + { + if ($2) + cwd(".."); + } + | SITE SP HELP CRLF + { + help(sitetab, (char *) 0); + } + | SITE SP HELP SP STRING CRLF + { + help(sitetab, (char *) $5); + } + | SITE SP UMASK check_login CRLF + { + int oldmask; + + if ($4) { + oldmask = umask(0); + (void) umask(oldmask); + reply(200, "Current UMASK is %03o", oldmask); + } + } + | SITE SP UMASK check_login SP octal_number CRLF + { + int oldmask; + + if ($4) { + if (($6 == -1) || ($6 > 0777)) { + reply(501, "Bad UMASK value"); + } else { + oldmask = umask($6); + reply(200, + "UMASK set to %03o (was %03o)", + $6, oldmask); + } + } + } + | SITE SP CHMOD check_login SP octal_number SP pathname CRLF + { + if ($4 && ($8 != 0)) { + if ($6 > 0777) + reply(501, + "CHMOD: Mode value must be between 0 and 0777"); + else if (chmod((char *) $8, $6) < 0) + perror_reply(550, (char *) $8); + else + reply(200, "CHMOD command successful."); + } + if ($8 != 0) + free((char *) $8); + } + | SITE SP IDLE CRLF + { + reply(200, + "Current IDLE time limit is %d seconds; max %d", + timeout, maxtimeout); + } + | SITE SP IDLE SP NUMBER CRLF + { + if ($5 < 30 || $5 > maxtimeout) { + reply(501, + "Maximum IDLE time must be between 30 and %d seconds", + maxtimeout); + } else { + timeout = $5; + (void) alarm((unsigned) timeout); + reply(200, + "Maximum IDLE time set to %d seconds", + timeout); + } + } + | STOU check_login SP pathname CRLF + { + if ($2 && $4 != 0) + store((char *) $4, "w", 1); + if ($4 != 0) + free((char *) $4); + } + | SYST CRLF + { +#ifdef unix +#ifdef BSD + reply(215, "UNIX Type: L%d Version: BSD-%d", + NBBY, BSD); +#else /* BSD */ + reply(215, "UNIX Type: L%d", NBBY); +#endif /* BSD */ +#else /* unix */ + reply(215, "UNKNOWN Type: L%d", NBBY); +#endif /* unix */ + } + + /* + * SIZE is not in RFC959, but Postel has blessed it and + * it will be in the updated RFC. + * + * Return size of file in a format suitable for + * using with RESTART (we just count bytes). + */ + | SIZE check_login SP pathname CRLF + { + if ($2 && $4 != 0) + sizecmd((char *) $4); + if ($4 != 0) + free((char *) $4); + } + + /* + * MDTM is not in RFC959, but Postel has blessed it and + * it will be in the updated RFC. + * + * Return modification time of file as an ISO 3307 + * style time. E.g. YYYYMMDDHHMMSS or YYYYMMDDHHMMSS.xxx + * where xxx is the fractional second (of any precision, + * not necessarily 3 digits) + */ + | MDTM check_login SP pathname CRLF + { + if ($2 && $4 != 0) { + struct stat stbuf; + if (stat((char *) $4, &stbuf) < 0) + perror_reply(550, "%s", (char *) $4); + else if ((stbuf.st_mode&S_IFMT) != S_IFREG) { + reply(550, "%s: not a plain file.", + (char *) $4); + } else { + register struct tm *t; + t = gmtime(&stbuf.st_mtime); + reply(213, + "%04d%02d%02d%02d%02d%02d", + 1900 + t->tm_year, + t->tm_mon+1, t->tm_mday, + t->tm_hour, t->tm_min, t->tm_sec); + } + } + if ($4 != 0) + free((char *) $4); + } + | QUIT CRLF + { + reply(221, "Goodbye."); + dologout(0); + } + | error CRLF + { + yyerrok; + } + ; +rcmd: RNFR check_login SP pathname CRLF + { + if ($2 && $4) { + fromname = renamefrom((char *) $4); + if (fromname == (char *) 0 && $4) { + free((char *) $4); + } + } + } + ; + +username: STRING + ; + +password: /* empty */ + { + *(const char **)(&($$)) = ""; + } + | STRING + ; + +byte_size: NUMBER + ; + +host_port: NUMBER COMMA NUMBER COMMA NUMBER COMMA NUMBER COMMA + NUMBER COMMA NUMBER + { + register char *a, *p; + + a = (char *)&data_dest.sin_addr; + a[0] = $1; a[1] = $3; a[2] = $5; a[3] = $7; + p = (char *)&data_dest.sin_port; + p[0] = $9; p[1] = $11; + data_dest.sin_family = AF_INET; + } + ; + +form_code: N + { + $$ = FORM_N; + } + | T + { + $$ = FORM_T; + } + | C + { + $$ = FORM_C; + } + ; + +type_code: A + { + cmd_type = TYPE_A; + cmd_form = FORM_N; + } + | A SP form_code + { + cmd_type = TYPE_A; + cmd_form = $3; + } + | E + { + cmd_type = TYPE_E; + cmd_form = FORM_N; + } + | E SP form_code + { + cmd_type = TYPE_E; + cmd_form = $3; + } + | I + { + cmd_type = TYPE_I; + } + | L + { + cmd_type = TYPE_L; + cmd_bytesz = NBBY; + } + | L SP byte_size + { + cmd_type = TYPE_L; + cmd_bytesz = $3; + } + /* this is for a bug in the BBN ftp */ + | L byte_size + { + cmd_type = TYPE_L; + cmd_bytesz = $2; + } + ; + +struct_code: F + { + $$ = STRU_F; + } + | R + { + $$ = STRU_R; + } + | P + { + $$ = STRU_P; + } + ; + +mode_code: S + { + $$ = MODE_S; + } + | B + { + $$ = MODE_B; + } + | C + { + $$ = MODE_C; + } + ; + +pathname: pathstring + { + /* + * Problem: this production is used for all pathname + * processing, but only gives a 550 error reply. + * This is a valid reply in some cases but not in others. + */ + if (logged_in && $1 && strncmp((char *) $1, "~", 1) == 0) { + *(char **)&($$) = *glob((char *) $1); + if (globerr != 0) { + reply(550, globerr); + $$ = 0; + } + free((char *) $1); + } else + $$ = $1; + } + ; + +pathstring: STRING + ; + +octal_number: NUMBER + { + register int ret, dec, multby, digit; + + /* + * Convert a number that was read as decimal number + * to what it would be if it had been read as octal. + */ + dec = $1; + multby = 1; + ret = 0; + while (dec) { + digit = dec%10; + if (digit > 7) { + ret = -1; + break; + } + ret += digit * multby; + multby *= 8; + dec /= 10; + } + $$ = ret; + } + ; + +check_login: /* empty */ + { + if (logged_in) + $$ = 1; + else { + reply(530, "Please login with USER and PASS."); + $$ = 0; + } + } + ; + +%% + +#ifdef YYBYACC +extern int YYLEX_DECL(); +#endif + +extern jmp_buf errcatch; + +static void upper(char *); + +#define CMD 0 /* beginning of command */ +#define ARGS 1 /* expect miscellaneous arguments */ +#define STR1 2 /* expect SP followed by STRING */ +#define STR2 3 /* expect STRING */ +#define OSTR 4 /* optional SP then STRING */ +#define ZSTR1 5 /* SP then optional STRING */ +#define ZSTR2 6 /* optional STRING after SP */ +#define SITECMD 7 /* SITE command */ +#define NSTR 8 /* Number followed by a string */ + +struct tab cmdtab[] = { /* In order defined in RFC 765 */ + { "USER", USER, STR1, 1, " username" }, + { "PASS", PASS, ZSTR1, 1, " password" }, + { "ACCT", ACCT, STR1, 0, "(specify account)" }, + { "SMNT", SMNT, ARGS, 0, "(structure mount)" }, + { "REIN", REIN, ARGS, 0, "(reinitialize server state)" }, + { "QUIT", QUIT, ARGS, 1, "(terminate service)", }, + { "PORT", PORT, ARGS, 1, " b0, b1, b2, b3, b4" }, + { "PASV", PASV, ARGS, 1, "(set server in passive mode)" }, + { "TYPE", TYPE, ARGS, 1, " [ A | E | I | L ]" }, + { "STRU", STRU, ARGS, 1, "(specify file structure)" }, + { "MODE", MODE, ARGS, 1, "(specify transfer mode)" }, + { "RETR", RETR, STR1, 1, " file-name" }, + { "STOR", STOR, STR1, 1, " file-name" }, + { "APPE", APPE, STR1, 1, " file-name" }, + { "MLFL", MLFL, OSTR, 0, "(mail file)" }, + { "MAIL", MAIL, OSTR, 0, "(mail to user)" }, + { "MSND", MSND, OSTR, 0, "(mail send to terminal)" }, + { "MSOM", MSOM, OSTR, 0, "(mail send to terminal or mailbox)" }, + { "MSAM", MSAM, OSTR, 0, "(mail send to terminal and mailbox)" }, + { "MRSQ", MRSQ, OSTR, 0, "(mail recipient scheme question)" }, + { "MRCP", MRCP, STR1, 0, "(mail recipient)" }, + { "ALLO", ALLO, ARGS, 1, "allocate storage (vacuously)" }, + { "REST", REST, ARGS, 0, "(restart command)" }, + { "RNFR", RNFR, STR1, 1, " file-name" }, + { "RNTO", RNTO, STR1, 1, " file-name" }, + { "ABOR", ABOR, ARGS, 1, "(abort operation)" }, + { "DELE", DELE, STR1, 1, " file-name" }, + { "CWD", CWD, OSTR, 1, "[ directory-name ]" }, + { "XCWD", CWD, OSTR, 1, "[ directory-name ]" }, + { "LIST", LIST, OSTR, 1, "[ path-name ]" }, + { "NLST", NLST, OSTR, 1, "[ path-name ]" }, + { "SITE", SITE, SITECMD, 1, "site-cmd [ arguments ]" }, + { "SYST", SYST, ARGS, 1, "(get type of operating system)" }, + { "STAT", STAT, OSTR, 1, "[ path-name ]" }, + { "HELP", HELP, OSTR, 1, "[ ]" }, + { "NOOP", NOOP, ARGS, 1, "" }, + { "MKD", MKD, STR1, 1, " path-name" }, + { "XMKD", MKD, STR1, 1, " path-name" }, + { "RMD", RMD, STR1, 1, " path-name" }, + { "XRMD", RMD, STR1, 1, " path-name" }, + { "PWD", PWD, ARGS, 1, "(return current directory)" }, + { "XPWD", PWD, ARGS, 1, "(return current directory)" }, + { "CDUP", CDUP, ARGS, 1, "(change to parent directory)" }, + { "XCUP", CDUP, ARGS, 1, "(change to parent directory)" }, + { "STOU", STOU, STR1, 1, " file-name" }, + { "SIZE", SIZE, OSTR, 1, " path-name" }, + { "MDTM", MDTM, OSTR, 1, " path-name" }, + { 0, 0, 0, 0, 0 } +}; + +struct tab sitetab[] = { + { "UMASK", UMASK, ARGS, 1, "[ umask ]" }, + { "IDLE", IDLE, ARGS, 1, "[ maximum-idle-time ]" }, + { "CHMOD", CHMOD, NSTR, 1, " mode file-name" }, + { "HELP", HELP, OSTR, 1, "[ ]" }, + { 0, 0, 0, 0, 0 } +}; + +static struct tab * +lookup(struct tab *p, char *cmd) +{ + + for (; p->name != 0; p++) + if (strcmp(cmd, p->name) == 0) + return (p); + return (0); +} + +#include + +/* + * get_line - a hacked up version of fgets to ignore TELNET escape codes. + */ +static char * +get_line(char *s, int n, FILE *iop) +{ + register int c; + register char *cs; + + cs = s; +/* tmpline may contain saved command from urgent mode interruption */ + for (c = 0; tmpline[c] != '\0' && --n > 0; ++c) { + *cs++ = tmpline[c]; + if (tmpline[c] == '\n') { + *cs = '\0'; + if (debug) + syslog(LOG_DEBUG, "command: %s", s); + tmpline[0] = '\0'; + return(s); + } + if (c == 0) + tmpline[0] = '\0'; + } + while ((c = getc(iop)) != EOF) { + c &= 0377; + if (c == IAC) { + if ((c = getc(iop)) != EOF) { + c &= 0377; + switch (c) { + case WILL: + case WONT: + c = getc(iop); + printf("%c%c%c", IAC, DONT, 0377&c); + (void) fflush(stdout); + continue; + case DO: + case DONT: + c = getc(iop); + printf("%c%c%c", IAC, WONT, 0377&c); + (void) fflush(stdout); + continue; + case IAC: + break; + default: + continue; /* ignore command */ + } + } + } + *cs++ = c; + if (--n <= 0 || c == '\n') + break; + } + if (c == EOF && cs == s) + return (0); + *cs = '\0'; + if (debug) + syslog(LOG_DEBUG, "command: %s", s); + return (s); +} + +static void +toolong(int sig) +{ + time_t now; + + (void) sig; + reply(421, + "Timeout (%d seconds): closing control connection.", timeout); + (void) time(&now); + if (logging) { + syslog(LOG_INFO, + "User %s timed out after %d seconds at %s", + (pw ? pw -> pw_name : "unknown"), timeout, ctime(&now)); + } + dologout(1); +} + +int +yylex(void) +{ + static int cpos, state; + register char *cp, *cp2; + register struct tab *p; + int n; + char c; + + for (;;) { + switch (state) { + + case CMD: + (void) signal(SIGALRM, toolong); + (void) alarm((unsigned) timeout); + if (get_line(cbuf, sizeof(cbuf)-1, stdin) == 0) { + reply(221, "You could at least say goodbye."); + dologout(0); + } + (void) alarm(0); +#ifdef SETPROCTITLE + if (strncasecmp(cbuf, "PASS", 4) != 0) + setproctitle("%s: %s", proctitle, cbuf); +#endif /* SETPROCTITLE */ + if ((cp = strchr(cbuf, '\r'))) { + *cp++ = '\n'; + *cp = '\0'; + } + if ((cp = strpbrk(cbuf, " \n"))) + cpos = cp - cbuf; + if (cpos == 0) + cpos = 4; + c = cbuf[cpos]; + cbuf[cpos] = '\0'; + upper(cbuf); + p = lookup(cmdtab, cbuf); + cbuf[cpos] = c; + if (p != 0) { + if (p->implemented == 0) { + nack(p->name); + longjmp(errcatch,0); + /* NOTREACHED */ + } + state = p->state; + *(const char **)(&yylval) = p->name; + return (p->token); + } + break; + + case SITECMD: + if (cbuf[cpos] == ' ') { + cpos++; + return (SP); + } + cp = &cbuf[cpos]; + if ((cp2 = strpbrk(cp, " \n"))) + cpos = cp2 - cbuf; + c = cbuf[cpos]; + cbuf[cpos] = '\0'; + upper(cp); + p = lookup(sitetab, cp); + cbuf[cpos] = c; + if (p != 0) { + if (p->implemented == 0) { + state = CMD; + nack(p->name); + longjmp(errcatch,0); + /* NOTREACHED */ + } + state = p->state; + *(const char **)(&yylval) = p->name; + return (p->token); + } + state = CMD; + break; + + case OSTR: + if (cbuf[cpos] == '\n') { + state = CMD; + return (CRLF); + } + /* FALLTHROUGH */ + + case STR1: + case ZSTR1: + dostr1: + if (cbuf[cpos] == ' ') { + cpos++; + if (state == OSTR) + state = STR2; + else + ++state; + return (SP); + } + break; + + case ZSTR2: + if (cbuf[cpos] == '\n') { + state = CMD; + return (CRLF); + } + /* FALLTHROUGH */ + + case STR2: + cp = &cbuf[cpos]; + n = strlen(cp); + cpos += n - 1; + /* + * Make sure the string is nonempty and \n terminated. + */ + if (n > 1 && cbuf[cpos] == '\n') { + cbuf[cpos] = '\0'; + *(char **)&yylval = copy(cp); + cbuf[cpos] = '\n'; + state = ARGS; + return (STRING); + } + break; + + case NSTR: + if (cbuf[cpos] == ' ') { + cpos++; + return (SP); + } + if (isdigit(cbuf[cpos])) { + cp = &cbuf[cpos]; + while (isdigit(cbuf[++cpos])) + ; + c = cbuf[cpos]; + cbuf[cpos] = '\0'; + yylval = atoi(cp); + cbuf[cpos] = c; + state = STR1; + return (NUMBER); + } + state = STR1; + goto dostr1; + + case ARGS: + if (isdigit(cbuf[cpos])) { + cp = &cbuf[cpos]; + while (isdigit(cbuf[++cpos])) + ; + c = cbuf[cpos]; + cbuf[cpos] = '\0'; + yylval = atoi(cp); + cbuf[cpos] = c; + return (NUMBER); + } + switch (cbuf[cpos++]) { + + case '\n': + state = CMD; + return (CRLF); + + case ' ': + return (SP); + + case ',': + return (COMMA); + + case 'A': + case 'a': + return (A); + + case 'B': + case 'b': + return (B); + + case 'C': + case 'c': + return (C); + + case 'E': + case 'e': + return (E); + + case 'F': + case 'f': + return (F); + + case 'I': + case 'i': + return (I); + + case 'L': + case 'l': + return (L); + + case 'N': + case 'n': + return (N); + + case 'P': + case 'p': + return (P); + + case 'R': + case 'r': + return (R); + + case 'S': + case 's': + return (S); + + case 'T': + case 't': + return (T); + + } + break; + + default: + fatal("Unknown state in scanner."); + } + yyerror((char *) 0); + state = CMD; + longjmp(errcatch,0); + } +} + +static void +upper(char *s) +{ + while (*s != '\0') { + if (islower(*s)) + *s = toupper(*s); + s++; + } +} + +static char * +copy(const char *s) +{ + char *p; + + p = (char * )malloc(strlen(s) + 1); + if (p == 0) + fatal("Ran out of memory."); + else + (void) strcpy(p, s); + return (p); +} + +static void +help(struct tab *ctab, char *s) +{ + register struct tab *c; + register int width, NCMDS; + const char *help_type; + + if (ctab == sitetab) + help_type = "SITE "; + else + help_type = ""; + width = 0, NCMDS = 0; + for (c = ctab; c->name != 0; c++) { + int len = strlen(c->name); + + if (len > width) + width = len; + NCMDS++; + } + width = (width + 8) &~ 7; + if (s == 0) { + register int i, j, w; + int columns, lines; + + lreply(214, "The following %scommands are recognized %s.", + help_type, "(* =>'s unimplemented)"); + columns = 76 / width; + if (columns == 0) + columns = 1; + lines = (NCMDS + columns - 1) / columns; + for (i = 0; i < lines; i++) { + printf(" "); + for (j = 0; j < columns; j++) { + c = ctab + j * lines + i; + assert(c->name != 0); + printf("%s%c", c->name, + c->implemented ? ' ' : '*'); + if (c + lines >= &ctab[NCMDS]) + break; + w = strlen(c->name) + 1; + while (w < width) { + putchar(' '); + w++; + } + } + printf("\r\n"); + } + (void) fflush(stdout); + reply(214, "Direct comments to ftp-bugs@%s.", hostname); + return; + } + upper(s); + c = lookup(ctab, s); + if (c == (struct tab *)0) { + reply(502, "Unknown command %s.", s); + return; + } + if (c->implemented) + reply(214, "Syntax: %s%s %s", help_type, c->name, c->help); + else + reply(214, "%s%-*s\t%s; unimplemented.", help_type, width, + c->name, c->help); +} + +static void +sizecmd(char *filename) +{ + switch (type) { + case TYPE_L: + case TYPE_I: { + struct stat stbuf; + if (stat(filename, &stbuf) < 0 || + (stbuf.st_mode&S_IFMT) != S_IFREG) + reply(550, "%s: not a plain file.", filename); + else +#ifdef HAVE_LONG_LONG + reply(213, "%llu", (long long) stbuf.st_size); +#else + reply(213, "%lu", stbuf.st_size); +#endif + break;} + case TYPE_A: { + FILE *fin; + register int c, count; + struct stat stbuf; + fin = fopen(filename, "r"); + if (fin == 0) { + perror_reply(550, filename); + return; + } + if (fstat(fileno(fin), &stbuf) < 0 || + (stbuf.st_mode&S_IFMT) != S_IFREG) { + reply(550, "%s: not a plain file.", filename); + (void) fclose(fin); + return; + } + + count = 0; + while((c=getc(fin)) != EOF) { + if (c == '\n') /* will get expanded to \r\n */ + count++; + count++; + } + (void) fclose(fin); + + reply(213, "%ld", count); + break;} + default: + reply(504, "SIZE not implemented for Type %c.", "?AEIL"[type]); + } +} diff --git a/test/grammar.output b/test/grammar.output new file mode 100644 index 000000000000..6351322345b5 --- /dev/null +++ b/test/grammar.output @@ -0,0 +1,2214 @@ + 0 $accept : program $end + + 1 program : + 2 | translation_unit + + 3 translation_unit : external_declaration + 4 | translation_unit external_declaration + + 5 external_declaration : declaration + 6 | function_definition + 7 | ';' + 8 | linkage_specification + 9 | T_ASM T_ASMARG ';' + 10 | error T_MATCHRBRACE + 11 | error ';' + + 12 braces : T_LBRACE T_MATCHRBRACE + + 13 linkage_specification : T_EXTERN T_STRING_LITERAL braces + 14 | T_EXTERN T_STRING_LITERAL declaration + + 15 declaration : decl_specifiers ';' + 16 | decl_specifiers init_declarator_list ';' + + 17 $$1 : + + 18 declaration : any_typedef decl_specifiers $$1 opt_declarator_list ';' + + 19 any_typedef : T_EXTENSION T_TYPEDEF + 20 | T_TYPEDEF + + 21 opt_declarator_list : + 22 | declarator_list + + 23 declarator_list : declarator + 24 | declarator_list ',' declarator + + 25 $$2 : + + 26 $$3 : + + 27 function_definition : decl_specifiers declarator $$2 opt_declaration_list T_LBRACE $$3 T_MATCHRBRACE + + 28 $$4 : + + 29 function_definition : declarator $$4 opt_declaration_list T_LBRACE T_MATCHRBRACE + + 30 opt_declaration_list : + 31 | T_VA_DCL + 32 | declaration_list + + 33 declaration_list : declaration + 34 | declaration_list declaration + + 35 decl_specifiers : decl_specifier + 36 | decl_specifiers decl_specifier + + 37 decl_specifier : storage_class + 38 | type_specifier + 39 | type_qualifier + + 40 storage_class : T_AUTO + 41 | T_EXTERN + 42 | T_REGISTER + 43 | T_STATIC + 44 | T_INLINE + 45 | T_EXTENSION + + 46 type_specifier : T_CHAR + 47 | T_DOUBLE + 48 | T_FLOAT + 49 | T_INT + 50 | T_LONG + 51 | T_SHORT + 52 | T_SIGNED + 53 | T_UNSIGNED + 54 | T_VOID + 55 | T_Bool + 56 | T_Complex + 57 | T_Imaginary + 58 | T_TYPEDEF_NAME + 59 | struct_or_union_specifier + 60 | enum_specifier + + 61 type_qualifier : T_TYPE_QUALIFIER + 62 | T_DEFINE_NAME + + 63 struct_or_union_specifier : struct_or_union any_id braces + 64 | struct_or_union braces + 65 | struct_or_union any_id + + 66 struct_or_union : T_STRUCT + 67 | T_UNION + + 68 init_declarator_list : init_declarator + 69 | init_declarator_list ',' init_declarator + + 70 init_declarator : declarator + + 71 $$5 : + + 72 init_declarator : declarator '=' $$5 T_INITIALIZER + + 73 enum_specifier : enumeration any_id braces + 74 | enumeration braces + 75 | enumeration any_id + + 76 enumeration : T_ENUM + + 77 any_id : T_IDENTIFIER + 78 | T_TYPEDEF_NAME + + 79 declarator : pointer direct_declarator + 80 | direct_declarator + + 81 direct_declarator : identifier_or_ref + 82 | '(' declarator ')' + 83 | direct_declarator T_BRACKETS + 84 | direct_declarator '(' parameter_type_list ')' + 85 | direct_declarator '(' opt_identifier_list ')' + + 86 pointer : '*' opt_type_qualifiers + 87 | '*' opt_type_qualifiers pointer + + 88 opt_type_qualifiers : + 89 | type_qualifier_list + + 90 type_qualifier_list : type_qualifier + 91 | type_qualifier_list type_qualifier + + 92 parameter_type_list : parameter_list + 93 | parameter_list ',' T_ELLIPSIS + + 94 parameter_list : parameter_declaration + 95 | parameter_list ',' parameter_declaration + + 96 parameter_declaration : decl_specifiers declarator + 97 | decl_specifiers abs_declarator + 98 | decl_specifiers + + 99 opt_identifier_list : + 100 | identifier_list + + 101 identifier_list : any_id + 102 | identifier_list ',' any_id + + 103 identifier_or_ref : any_id + 104 | '&' any_id + + 105 abs_declarator : pointer + 106 | pointer direct_abs_declarator + 107 | direct_abs_declarator + + 108 direct_abs_declarator : '(' abs_declarator ')' + 109 | direct_abs_declarator T_BRACKETS + 110 | T_BRACKETS + 111 | direct_abs_declarator '(' parameter_type_list ')' + 112 | direct_abs_declarator '(' ')' + 113 | '(' parameter_type_list ')' + 114 | '(' ')' + +state 0 + $accept : . program $end (0) + program : . (1) + + error shift 1 + '(' shift 2 + '*' shift 3 + '&' shift 4 + T_IDENTIFIER shift 5 + T_TYPEDEF_NAME shift 6 + T_DEFINE_NAME shift 7 + T_AUTO shift 8 + T_EXTERN shift 9 + T_REGISTER shift 10 + T_STATIC shift 11 + T_TYPEDEF shift 12 + T_INLINE shift 13 + T_EXTENSION shift 14 + T_CHAR shift 15 + T_DOUBLE shift 16 + T_FLOAT shift 17 + T_INT shift 18 + T_VOID shift 19 + T_LONG shift 20 + T_SHORT shift 21 + T_SIGNED shift 22 + T_UNSIGNED shift 23 + T_ENUM shift 24 + T_STRUCT shift 25 + T_UNION shift 26 + T_Bool shift 27 + T_Complex shift 28 + T_Imaginary shift 29 + T_TYPE_QUALIFIER shift 30 + T_ASM shift 31 + ';' shift 32 + $end reduce 1 + + program goto 33 + decl_specifiers goto 34 + decl_specifier goto 35 + storage_class goto 36 + type_specifier goto 37 + type_qualifier goto 38 + struct_or_union_specifier goto 39 + enum_specifier goto 40 + declarator goto 41 + direct_declarator goto 42 + struct_or_union goto 43 + pointer goto 44 + any_id goto 45 + identifier_or_ref goto 46 + enumeration goto 47 + translation_unit goto 48 + external_declaration goto 49 + declaration goto 50 + function_definition goto 51 + linkage_specification goto 52 + any_typedef goto 53 + + +state 1 + external_declaration : error . T_MATCHRBRACE (10) + external_declaration : error . ';' (11) + + T_MATCHRBRACE shift 54 + ';' shift 55 + . error + + +state 2 + direct_declarator : '(' . declarator ')' (82) + + '(' shift 2 + '*' shift 3 + '&' shift 4 + T_IDENTIFIER shift 5 + T_TYPEDEF_NAME shift 56 + . error + + declarator goto 57 + direct_declarator goto 42 + pointer goto 44 + any_id goto 45 + identifier_or_ref goto 46 + + +state 3 + pointer : '*' . opt_type_qualifiers (86) + pointer : '*' . opt_type_qualifiers pointer (87) + opt_type_qualifiers : . (88) + + T_DEFINE_NAME shift 7 + T_TYPE_QUALIFIER shift 30 + '(' reduce 88 + '*' reduce 88 + '&' reduce 88 + T_IDENTIFIER reduce 88 + T_TYPEDEF_NAME reduce 88 + T_BRACKETS reduce 88 + ',' reduce 88 + ')' reduce 88 + + type_qualifier goto 58 + opt_type_qualifiers goto 59 + type_qualifier_list goto 60 + + +state 4 + identifier_or_ref : '&' . any_id (104) + + T_IDENTIFIER shift 5 + T_TYPEDEF_NAME shift 56 + . error + + any_id goto 61 + + +state 5 + any_id : T_IDENTIFIER . (77) + + . reduce 77 + + +6: reduce/reduce conflict (reduce 58, reduce 78) on '(' +6: reduce/reduce conflict (reduce 58, reduce 78) on T_TYPEDEF_NAME +6: reduce/reduce conflict (reduce 58, reduce 78) on T_DEFINE_NAME +6: reduce/reduce conflict (reduce 58, reduce 78) on T_AUTO +6: reduce/reduce conflict (reduce 58, reduce 78) on T_EXTERN +6: reduce/reduce conflict (reduce 58, reduce 78) on T_REGISTER +6: reduce/reduce conflict (reduce 58, reduce 78) on T_STATIC +6: reduce/reduce conflict (reduce 58, reduce 78) on T_INLINE +6: reduce/reduce conflict (reduce 58, reduce 78) on T_EXTENSION +6: reduce/reduce conflict (reduce 58, reduce 78) on T_CHAR +6: reduce/reduce conflict (reduce 58, reduce 78) on T_DOUBLE +6: reduce/reduce conflict (reduce 58, reduce 78) on T_FLOAT +6: reduce/reduce conflict (reduce 58, reduce 78) on T_INT +6: reduce/reduce conflict (reduce 58, reduce 78) on T_VOID +6: reduce/reduce conflict (reduce 58, reduce 78) on T_LONG +6: reduce/reduce conflict (reduce 58, reduce 78) on T_SHORT +6: reduce/reduce conflict (reduce 58, reduce 78) on T_SIGNED +6: reduce/reduce conflict (reduce 58, reduce 78) on T_UNSIGNED +6: reduce/reduce conflict (reduce 58, reduce 78) on T_ENUM +6: reduce/reduce conflict (reduce 58, reduce 78) on T_STRUCT +6: reduce/reduce conflict (reduce 58, reduce 78) on T_UNION +6: reduce/reduce conflict (reduce 58, reduce 78) on T_Bool +6: reduce/reduce conflict (reduce 58, reduce 78) on T_Complex +6: reduce/reduce conflict (reduce 58, reduce 78) on T_Imaginary +6: reduce/reduce conflict (reduce 58, reduce 78) on T_TYPE_QUALIFIER +6: reduce/reduce conflict (reduce 58, reduce 78) on T_BRACKETS +6: reduce/reduce conflict (reduce 58, reduce 78) on ';' +6: reduce/reduce conflict (reduce 58, reduce 78) on ',' +6: reduce/reduce conflict (reduce 58, reduce 78) on ')' +state 6 + type_specifier : T_TYPEDEF_NAME . (58) + any_id : T_TYPEDEF_NAME . (78) + + '(' reduce 58 + '*' reduce 58 + '&' reduce 58 + T_IDENTIFIER reduce 58 + T_TYPEDEF_NAME reduce 58 + T_DEFINE_NAME reduce 58 + T_AUTO reduce 58 + T_EXTERN reduce 58 + T_REGISTER reduce 58 + T_STATIC reduce 58 + T_TYPEDEF reduce 78 + T_INLINE reduce 58 + T_EXTENSION reduce 58 + T_CHAR reduce 58 + T_DOUBLE reduce 58 + T_FLOAT reduce 58 + T_INT reduce 58 + T_VOID reduce 58 + T_LONG reduce 58 + T_SHORT reduce 58 + T_SIGNED reduce 58 + T_UNSIGNED reduce 58 + T_ENUM reduce 58 + T_STRUCT reduce 58 + T_UNION reduce 58 + T_Bool reduce 58 + T_Complex reduce 58 + T_Imaginary reduce 58 + T_TYPE_QUALIFIER reduce 58 + T_BRACKETS reduce 58 + T_LBRACE reduce 78 + T_VA_DCL reduce 78 + ';' reduce 58 + ',' reduce 58 + '=' reduce 78 + ')' reduce 58 + + +state 7 + type_qualifier : T_DEFINE_NAME . (62) + + . reduce 62 + + +state 8 + storage_class : T_AUTO . (40) + + . reduce 40 + + +state 9 + linkage_specification : T_EXTERN . T_STRING_LITERAL braces (13) + linkage_specification : T_EXTERN . T_STRING_LITERAL declaration (14) + storage_class : T_EXTERN . (41) + + T_STRING_LITERAL shift 62 + '(' reduce 41 + '*' reduce 41 + '&' reduce 41 + T_IDENTIFIER reduce 41 + T_TYPEDEF_NAME reduce 41 + T_DEFINE_NAME reduce 41 + T_AUTO reduce 41 + T_EXTERN reduce 41 + T_REGISTER reduce 41 + T_STATIC reduce 41 + T_INLINE reduce 41 + T_EXTENSION reduce 41 + T_CHAR reduce 41 + T_DOUBLE reduce 41 + T_FLOAT reduce 41 + T_INT reduce 41 + T_VOID reduce 41 + T_LONG reduce 41 + T_SHORT reduce 41 + T_SIGNED reduce 41 + T_UNSIGNED reduce 41 + T_ENUM reduce 41 + T_STRUCT reduce 41 + T_UNION reduce 41 + T_Bool reduce 41 + T_Complex reduce 41 + T_Imaginary reduce 41 + T_TYPE_QUALIFIER reduce 41 + ';' reduce 41 + + +state 10 + storage_class : T_REGISTER . (42) + + . reduce 42 + + +state 11 + storage_class : T_STATIC . (43) + + . reduce 43 + + +state 12 + any_typedef : T_TYPEDEF . (20) + + . reduce 20 + + +state 13 + storage_class : T_INLINE . (44) + + . reduce 44 + + +state 14 + any_typedef : T_EXTENSION . T_TYPEDEF (19) + storage_class : T_EXTENSION . (45) + + T_TYPEDEF shift 63 + '(' reduce 45 + '*' reduce 45 + '&' reduce 45 + T_IDENTIFIER reduce 45 + T_TYPEDEF_NAME reduce 45 + T_DEFINE_NAME reduce 45 + T_AUTO reduce 45 + T_EXTERN reduce 45 + T_REGISTER reduce 45 + T_STATIC reduce 45 + T_INLINE reduce 45 + T_EXTENSION reduce 45 + T_CHAR reduce 45 + T_DOUBLE reduce 45 + T_FLOAT reduce 45 + T_INT reduce 45 + T_VOID reduce 45 + T_LONG reduce 45 + T_SHORT reduce 45 + T_SIGNED reduce 45 + T_UNSIGNED reduce 45 + T_ENUM reduce 45 + T_STRUCT reduce 45 + T_UNION reduce 45 + T_Bool reduce 45 + T_Complex reduce 45 + T_Imaginary reduce 45 + T_TYPE_QUALIFIER reduce 45 + ';' reduce 45 + + +state 15 + type_specifier : T_CHAR . (46) + + . reduce 46 + + +state 16 + type_specifier : T_DOUBLE . (47) + + . reduce 47 + + +state 17 + type_specifier : T_FLOAT . (48) + + . reduce 48 + + +state 18 + type_specifier : T_INT . (49) + + . reduce 49 + + +state 19 + type_specifier : T_VOID . (54) + + . reduce 54 + + +state 20 + type_specifier : T_LONG . (50) + + . reduce 50 + + +state 21 + type_specifier : T_SHORT . (51) + + . reduce 51 + + +state 22 + type_specifier : T_SIGNED . (52) + + . reduce 52 + + +state 23 + type_specifier : T_UNSIGNED . (53) + + . reduce 53 + + +state 24 + enumeration : T_ENUM . (76) + + . reduce 76 + + +state 25 + struct_or_union : T_STRUCT . (66) + + . reduce 66 + + +state 26 + struct_or_union : T_UNION . (67) + + . reduce 67 + + +state 27 + type_specifier : T_Bool . (55) + + . reduce 55 + + +state 28 + type_specifier : T_Complex . (56) + + . reduce 56 + + +state 29 + type_specifier : T_Imaginary . (57) + + . reduce 57 + + +state 30 + type_qualifier : T_TYPE_QUALIFIER . (61) + + . reduce 61 + + +state 31 + external_declaration : T_ASM . T_ASMARG ';' (9) + + T_ASMARG shift 64 + . error + + +state 32 + external_declaration : ';' . (7) + + . reduce 7 + + +state 33 + $accept : program . $end (0) + + $end accept + + +state 34 + declaration : decl_specifiers . ';' (15) + declaration : decl_specifiers . init_declarator_list ';' (16) + function_definition : decl_specifiers . declarator $$2 opt_declaration_list T_LBRACE $$3 T_MATCHRBRACE (27) + decl_specifiers : decl_specifiers . decl_specifier (36) + + '(' shift 2 + '*' shift 3 + '&' shift 4 + T_IDENTIFIER shift 5 + T_TYPEDEF_NAME shift 6 + T_DEFINE_NAME shift 7 + T_AUTO shift 8 + T_EXTERN shift 65 + T_REGISTER shift 10 + T_STATIC shift 11 + T_INLINE shift 13 + T_EXTENSION shift 66 + T_CHAR shift 15 + T_DOUBLE shift 16 + T_FLOAT shift 17 + T_INT shift 18 + T_VOID shift 19 + T_LONG shift 20 + T_SHORT shift 21 + T_SIGNED shift 22 + T_UNSIGNED shift 23 + T_ENUM shift 24 + T_STRUCT shift 25 + T_UNION shift 26 + T_Bool shift 27 + T_Complex shift 28 + T_Imaginary shift 29 + T_TYPE_QUALIFIER shift 30 + ';' shift 67 + . error + + decl_specifier goto 68 + storage_class goto 36 + type_specifier goto 37 + type_qualifier goto 38 + struct_or_union_specifier goto 39 + enum_specifier goto 40 + init_declarator_list goto 69 + init_declarator goto 70 + declarator goto 71 + direct_declarator goto 42 + struct_or_union goto 43 + pointer goto 44 + any_id goto 45 + identifier_or_ref goto 46 + enumeration goto 47 + + +state 35 + decl_specifiers : decl_specifier . (35) + + . reduce 35 + + +state 36 + decl_specifier : storage_class . (37) + + . reduce 37 + + +state 37 + decl_specifier : type_specifier . (38) + + . reduce 38 + + +state 38 + decl_specifier : type_qualifier . (39) + + . reduce 39 + + +state 39 + type_specifier : struct_or_union_specifier . (59) + + . reduce 59 + + +state 40 + type_specifier : enum_specifier . (60) + + . reduce 60 + + +state 41 + function_definition : declarator . $$4 opt_declaration_list T_LBRACE T_MATCHRBRACE (29) + $$4 : . (28) + + . reduce 28 + + $$4 goto 72 + + +state 42 + declarator : direct_declarator . (80) + direct_declarator : direct_declarator . T_BRACKETS (83) + direct_declarator : direct_declarator . '(' parameter_type_list ')' (84) + direct_declarator : direct_declarator . '(' opt_identifier_list ')' (85) + + '(' shift 73 + T_BRACKETS shift 74 + T_TYPEDEF_NAME reduce 80 + T_DEFINE_NAME reduce 80 + T_AUTO reduce 80 + T_EXTERN reduce 80 + T_REGISTER reduce 80 + T_STATIC reduce 80 + T_TYPEDEF reduce 80 + T_INLINE reduce 80 + T_EXTENSION reduce 80 + T_CHAR reduce 80 + T_DOUBLE reduce 80 + T_FLOAT reduce 80 + T_INT reduce 80 + T_VOID reduce 80 + T_LONG reduce 80 + T_SHORT reduce 80 + T_SIGNED reduce 80 + T_UNSIGNED reduce 80 + T_ENUM reduce 80 + T_STRUCT reduce 80 + T_UNION reduce 80 + T_Bool reduce 80 + T_Complex reduce 80 + T_Imaginary reduce 80 + T_TYPE_QUALIFIER reduce 80 + T_LBRACE reduce 80 + T_VA_DCL reduce 80 + ';' reduce 80 + ',' reduce 80 + '=' reduce 80 + ')' reduce 80 + + +state 43 + struct_or_union_specifier : struct_or_union . any_id braces (63) + struct_or_union_specifier : struct_or_union . braces (64) + struct_or_union_specifier : struct_or_union . any_id (65) + + T_IDENTIFIER shift 5 + T_TYPEDEF_NAME shift 56 + T_LBRACE shift 75 + . error + + any_id goto 76 + braces goto 77 + + +state 44 + declarator : pointer . direct_declarator (79) + + '(' shift 2 + '&' shift 4 + T_IDENTIFIER shift 5 + T_TYPEDEF_NAME shift 56 + . error + + direct_declarator goto 78 + any_id goto 45 + identifier_or_ref goto 46 + + +state 45 + identifier_or_ref : any_id . (103) + + . reduce 103 + + +state 46 + direct_declarator : identifier_or_ref . (81) + + . reduce 81 + + +state 47 + enum_specifier : enumeration . any_id braces (73) + enum_specifier : enumeration . braces (74) + enum_specifier : enumeration . any_id (75) + + T_IDENTIFIER shift 5 + T_TYPEDEF_NAME shift 56 + T_LBRACE shift 75 + . error + + any_id goto 79 + braces goto 80 + + +state 48 + program : translation_unit . (2) + translation_unit : translation_unit . external_declaration (4) + + error shift 1 + '(' shift 2 + '*' shift 3 + '&' shift 4 + T_IDENTIFIER shift 5 + T_TYPEDEF_NAME shift 6 + T_DEFINE_NAME shift 7 + T_AUTO shift 8 + T_EXTERN shift 9 + T_REGISTER shift 10 + T_STATIC shift 11 + T_TYPEDEF shift 12 + T_INLINE shift 13 + T_EXTENSION shift 14 + T_CHAR shift 15 + T_DOUBLE shift 16 + T_FLOAT shift 17 + T_INT shift 18 + T_VOID shift 19 + T_LONG shift 20 + T_SHORT shift 21 + T_SIGNED shift 22 + T_UNSIGNED shift 23 + T_ENUM shift 24 + T_STRUCT shift 25 + T_UNION shift 26 + T_Bool shift 27 + T_Complex shift 28 + T_Imaginary shift 29 + T_TYPE_QUALIFIER shift 30 + T_ASM shift 31 + ';' shift 32 + $end reduce 2 + + decl_specifiers goto 34 + decl_specifier goto 35 + storage_class goto 36 + type_specifier goto 37 + type_qualifier goto 38 + struct_or_union_specifier goto 39 + enum_specifier goto 40 + declarator goto 41 + direct_declarator goto 42 + struct_or_union goto 43 + pointer goto 44 + any_id goto 45 + identifier_or_ref goto 46 + enumeration goto 47 + external_declaration goto 81 + declaration goto 50 + function_definition goto 51 + linkage_specification goto 52 + any_typedef goto 53 + + +state 49 + translation_unit : external_declaration . (3) + + . reduce 3 + + +state 50 + external_declaration : declaration . (5) + + . reduce 5 + + +state 51 + external_declaration : function_definition . (6) + + . reduce 6 + + +state 52 + external_declaration : linkage_specification . (8) + + . reduce 8 + + +state 53 + declaration : any_typedef . decl_specifiers $$1 opt_declarator_list ';' (18) + + T_TYPEDEF_NAME shift 82 + T_DEFINE_NAME shift 7 + T_AUTO shift 8 + T_EXTERN shift 65 + T_REGISTER shift 10 + T_STATIC shift 11 + T_INLINE shift 13 + T_EXTENSION shift 66 + T_CHAR shift 15 + T_DOUBLE shift 16 + T_FLOAT shift 17 + T_INT shift 18 + T_VOID shift 19 + T_LONG shift 20 + T_SHORT shift 21 + T_SIGNED shift 22 + T_UNSIGNED shift 23 + T_ENUM shift 24 + T_STRUCT shift 25 + T_UNION shift 26 + T_Bool shift 27 + T_Complex shift 28 + T_Imaginary shift 29 + T_TYPE_QUALIFIER shift 30 + . error + + decl_specifiers goto 83 + decl_specifier goto 35 + storage_class goto 36 + type_specifier goto 37 + type_qualifier goto 38 + struct_or_union_specifier goto 39 + enum_specifier goto 40 + struct_or_union goto 43 + enumeration goto 47 + + +state 54 + external_declaration : error T_MATCHRBRACE . (10) + + . reduce 10 + + +state 55 + external_declaration : error ';' . (11) + + . reduce 11 + + +state 56 + any_id : T_TYPEDEF_NAME . (78) + + . reduce 78 + + +state 57 + direct_declarator : '(' declarator . ')' (82) + + ')' shift 84 + . error + + +state 58 + type_qualifier_list : type_qualifier . (90) + + . reduce 90 + + +state 59 + pointer : '*' opt_type_qualifiers . (86) + pointer : '*' opt_type_qualifiers . pointer (87) + + '*' shift 3 + '(' reduce 86 + '&' reduce 86 + T_IDENTIFIER reduce 86 + T_TYPEDEF_NAME reduce 86 + T_BRACKETS reduce 86 + ',' reduce 86 + ')' reduce 86 + + pointer goto 85 + + +state 60 + opt_type_qualifiers : type_qualifier_list . (89) + type_qualifier_list : type_qualifier_list . type_qualifier (91) + + T_DEFINE_NAME shift 7 + T_TYPE_QUALIFIER shift 30 + '(' reduce 89 + '*' reduce 89 + '&' reduce 89 + T_IDENTIFIER reduce 89 + T_TYPEDEF_NAME reduce 89 + T_BRACKETS reduce 89 + ',' reduce 89 + ')' reduce 89 + + type_qualifier goto 86 + + +state 61 + identifier_or_ref : '&' any_id . (104) + + . reduce 104 + + +state 62 + linkage_specification : T_EXTERN T_STRING_LITERAL . braces (13) + linkage_specification : T_EXTERN T_STRING_LITERAL . declaration (14) + + T_TYPEDEF_NAME shift 82 + T_DEFINE_NAME shift 7 + T_AUTO shift 8 + T_EXTERN shift 65 + T_REGISTER shift 10 + T_STATIC shift 11 + T_TYPEDEF shift 12 + T_INLINE shift 13 + T_EXTENSION shift 14 + T_CHAR shift 15 + T_DOUBLE shift 16 + T_FLOAT shift 17 + T_INT shift 18 + T_VOID shift 19 + T_LONG shift 20 + T_SHORT shift 21 + T_SIGNED shift 22 + T_UNSIGNED shift 23 + T_ENUM shift 24 + T_STRUCT shift 25 + T_UNION shift 26 + T_Bool shift 27 + T_Complex shift 28 + T_Imaginary shift 29 + T_TYPE_QUALIFIER shift 30 + T_LBRACE shift 75 + . error + + decl_specifiers goto 87 + decl_specifier goto 35 + storage_class goto 36 + type_specifier goto 37 + type_qualifier goto 38 + struct_or_union_specifier goto 39 + enum_specifier goto 40 + struct_or_union goto 43 + enumeration goto 47 + declaration goto 88 + braces goto 89 + any_typedef goto 53 + + +state 63 + any_typedef : T_EXTENSION T_TYPEDEF . (19) + + . reduce 19 + + +state 64 + external_declaration : T_ASM T_ASMARG . ';' (9) + + ';' shift 90 + . error + + +state 65 + storage_class : T_EXTERN . (41) + + . reduce 41 + + +state 66 + storage_class : T_EXTENSION . (45) + + . reduce 45 + + +state 67 + declaration : decl_specifiers ';' . (15) + + . reduce 15 + + +state 68 + decl_specifiers : decl_specifiers decl_specifier . (36) + + . reduce 36 + + +state 69 + declaration : decl_specifiers init_declarator_list . ';' (16) + init_declarator_list : init_declarator_list . ',' init_declarator (69) + + ';' shift 91 + ',' shift 92 + . error + + +state 70 + init_declarator_list : init_declarator . (68) + + . reduce 68 + + +state 71 + function_definition : decl_specifiers declarator . $$2 opt_declaration_list T_LBRACE $$3 T_MATCHRBRACE (27) + init_declarator : declarator . (70) + init_declarator : declarator . '=' $$5 T_INITIALIZER (72) + $$2 : . (25) + + '=' shift 93 + T_TYPEDEF_NAME reduce 25 + T_DEFINE_NAME reduce 25 + T_AUTO reduce 25 + T_EXTERN reduce 25 + T_REGISTER reduce 25 + T_STATIC reduce 25 + T_TYPEDEF reduce 25 + T_INLINE reduce 25 + T_EXTENSION reduce 25 + T_CHAR reduce 25 + T_DOUBLE reduce 25 + T_FLOAT reduce 25 + T_INT reduce 25 + T_VOID reduce 25 + T_LONG reduce 25 + T_SHORT reduce 25 + T_SIGNED reduce 25 + T_UNSIGNED reduce 25 + T_ENUM reduce 25 + T_STRUCT reduce 25 + T_UNION reduce 25 + T_Bool reduce 25 + T_Complex reduce 25 + T_Imaginary reduce 25 + T_TYPE_QUALIFIER reduce 25 + T_LBRACE reduce 25 + T_VA_DCL reduce 25 + ';' reduce 70 + ',' reduce 70 + + $$2 goto 94 + + +state 72 + function_definition : declarator $$4 . opt_declaration_list T_LBRACE T_MATCHRBRACE (29) + opt_declaration_list : . (30) + + T_TYPEDEF_NAME shift 82 + T_DEFINE_NAME shift 7 + T_AUTO shift 8 + T_EXTERN shift 65 + T_REGISTER shift 10 + T_STATIC shift 11 + T_TYPEDEF shift 12 + T_INLINE shift 13 + T_EXTENSION shift 14 + T_CHAR shift 15 + T_DOUBLE shift 16 + T_FLOAT shift 17 + T_INT shift 18 + T_VOID shift 19 + T_LONG shift 20 + T_SHORT shift 21 + T_SIGNED shift 22 + T_UNSIGNED shift 23 + T_ENUM shift 24 + T_STRUCT shift 25 + T_UNION shift 26 + T_Bool shift 27 + T_Complex shift 28 + T_Imaginary shift 29 + T_TYPE_QUALIFIER shift 30 + T_VA_DCL shift 95 + T_LBRACE reduce 30 + + decl_specifiers goto 87 + decl_specifier goto 35 + storage_class goto 36 + type_specifier goto 37 + type_qualifier goto 38 + struct_or_union_specifier goto 39 + enum_specifier goto 40 + struct_or_union goto 43 + enumeration goto 47 + declaration goto 96 + any_typedef goto 53 + opt_declaration_list goto 97 + declaration_list goto 98 + + +state 73 + direct_declarator : direct_declarator '(' . parameter_type_list ')' (84) + direct_declarator : direct_declarator '(' . opt_identifier_list ')' (85) + opt_identifier_list : . (99) + + T_IDENTIFIER shift 5 + T_TYPEDEF_NAME shift 6 + T_DEFINE_NAME shift 7 + T_AUTO shift 8 + T_EXTERN shift 65 + T_REGISTER shift 10 + T_STATIC shift 11 + T_INLINE shift 13 + T_EXTENSION shift 66 + T_CHAR shift 15 + T_DOUBLE shift 16 + T_FLOAT shift 17 + T_INT shift 18 + T_VOID shift 19 + T_LONG shift 20 + T_SHORT shift 21 + T_SIGNED shift 22 + T_UNSIGNED shift 23 + T_ENUM shift 24 + T_STRUCT shift 25 + T_UNION shift 26 + T_Bool shift 27 + T_Complex shift 28 + T_Imaginary shift 29 + T_TYPE_QUALIFIER shift 30 + ')' reduce 99 + + decl_specifiers goto 99 + decl_specifier goto 35 + storage_class goto 36 + type_specifier goto 37 + type_qualifier goto 38 + struct_or_union_specifier goto 39 + enum_specifier goto 40 + parameter_type_list goto 100 + parameter_list goto 101 + parameter_declaration goto 102 + opt_identifier_list goto 103 + identifier_list goto 104 + struct_or_union goto 43 + any_id goto 105 + enumeration goto 47 + + +state 74 + direct_declarator : direct_declarator T_BRACKETS . (83) + + . reduce 83 + + +state 75 + braces : T_LBRACE . T_MATCHRBRACE (12) + + T_MATCHRBRACE shift 106 + . error + + +state 76 + struct_or_union_specifier : struct_or_union any_id . braces (63) + struct_or_union_specifier : struct_or_union any_id . (65) + + T_LBRACE shift 75 + '(' reduce 65 + '*' reduce 65 + '&' reduce 65 + T_IDENTIFIER reduce 65 + T_TYPEDEF_NAME reduce 65 + T_DEFINE_NAME reduce 65 + T_AUTO reduce 65 + T_EXTERN reduce 65 + T_REGISTER reduce 65 + T_STATIC reduce 65 + T_INLINE reduce 65 + T_EXTENSION reduce 65 + T_CHAR reduce 65 + T_DOUBLE reduce 65 + T_FLOAT reduce 65 + T_INT reduce 65 + T_VOID reduce 65 + T_LONG reduce 65 + T_SHORT reduce 65 + T_SIGNED reduce 65 + T_UNSIGNED reduce 65 + T_ENUM reduce 65 + T_STRUCT reduce 65 + T_UNION reduce 65 + T_Bool reduce 65 + T_Complex reduce 65 + T_Imaginary reduce 65 + T_TYPE_QUALIFIER reduce 65 + T_BRACKETS reduce 65 + ';' reduce 65 + ',' reduce 65 + ')' reduce 65 + + braces goto 107 + + +state 77 + struct_or_union_specifier : struct_or_union braces . (64) + + . reduce 64 + + +state 78 + declarator : pointer direct_declarator . (79) + direct_declarator : direct_declarator . T_BRACKETS (83) + direct_declarator : direct_declarator . '(' parameter_type_list ')' (84) + direct_declarator : direct_declarator . '(' opt_identifier_list ')' (85) + + '(' shift 73 + T_BRACKETS shift 74 + T_TYPEDEF_NAME reduce 79 + T_DEFINE_NAME reduce 79 + T_AUTO reduce 79 + T_EXTERN reduce 79 + T_REGISTER reduce 79 + T_STATIC reduce 79 + T_TYPEDEF reduce 79 + T_INLINE reduce 79 + T_EXTENSION reduce 79 + T_CHAR reduce 79 + T_DOUBLE reduce 79 + T_FLOAT reduce 79 + T_INT reduce 79 + T_VOID reduce 79 + T_LONG reduce 79 + T_SHORT reduce 79 + T_SIGNED reduce 79 + T_UNSIGNED reduce 79 + T_ENUM reduce 79 + T_STRUCT reduce 79 + T_UNION reduce 79 + T_Bool reduce 79 + T_Complex reduce 79 + T_Imaginary reduce 79 + T_TYPE_QUALIFIER reduce 79 + T_LBRACE reduce 79 + T_VA_DCL reduce 79 + ';' reduce 79 + ',' reduce 79 + '=' reduce 79 + ')' reduce 79 + + +state 79 + enum_specifier : enumeration any_id . braces (73) + enum_specifier : enumeration any_id . (75) + + T_LBRACE shift 75 + '(' reduce 75 + '*' reduce 75 + '&' reduce 75 + T_IDENTIFIER reduce 75 + T_TYPEDEF_NAME reduce 75 + T_DEFINE_NAME reduce 75 + T_AUTO reduce 75 + T_EXTERN reduce 75 + T_REGISTER reduce 75 + T_STATIC reduce 75 + T_INLINE reduce 75 + T_EXTENSION reduce 75 + T_CHAR reduce 75 + T_DOUBLE reduce 75 + T_FLOAT reduce 75 + T_INT reduce 75 + T_VOID reduce 75 + T_LONG reduce 75 + T_SHORT reduce 75 + T_SIGNED reduce 75 + T_UNSIGNED reduce 75 + T_ENUM reduce 75 + T_STRUCT reduce 75 + T_UNION reduce 75 + T_Bool reduce 75 + T_Complex reduce 75 + T_Imaginary reduce 75 + T_TYPE_QUALIFIER reduce 75 + T_BRACKETS reduce 75 + ';' reduce 75 + ',' reduce 75 + ')' reduce 75 + + braces goto 108 + + +state 80 + enum_specifier : enumeration braces . (74) + + . reduce 74 + + +state 81 + translation_unit : translation_unit external_declaration . (4) + + . reduce 4 + + +state 82 + type_specifier : T_TYPEDEF_NAME . (58) + + . reduce 58 + + +83: shift/reduce conflict (shift 82, reduce 17) on T_TYPEDEF_NAME +state 83 + declaration : any_typedef decl_specifiers . $$1 opt_declarator_list ';' (18) + decl_specifiers : decl_specifiers . decl_specifier (36) + $$1 : . (17) + + T_TYPEDEF_NAME shift 82 + T_DEFINE_NAME shift 7 + T_AUTO shift 8 + T_EXTERN shift 65 + T_REGISTER shift 10 + T_STATIC shift 11 + T_INLINE shift 13 + T_EXTENSION shift 66 + T_CHAR shift 15 + T_DOUBLE shift 16 + T_FLOAT shift 17 + T_INT shift 18 + T_VOID shift 19 + T_LONG shift 20 + T_SHORT shift 21 + T_SIGNED shift 22 + T_UNSIGNED shift 23 + T_ENUM shift 24 + T_STRUCT shift 25 + T_UNION shift 26 + T_Bool shift 27 + T_Complex shift 28 + T_Imaginary shift 29 + T_TYPE_QUALIFIER shift 30 + '(' reduce 17 + '*' reduce 17 + '&' reduce 17 + T_IDENTIFIER reduce 17 + ';' reduce 17 + + decl_specifier goto 68 + storage_class goto 36 + type_specifier goto 37 + type_qualifier goto 38 + struct_or_union_specifier goto 39 + enum_specifier goto 40 + struct_or_union goto 43 + enumeration goto 47 + $$1 goto 109 + + +state 84 + direct_declarator : '(' declarator ')' . (82) + + . reduce 82 + + +state 85 + pointer : '*' opt_type_qualifiers pointer . (87) + + . reduce 87 + + +state 86 + type_qualifier_list : type_qualifier_list type_qualifier . (91) + + . reduce 91 + + +state 87 + declaration : decl_specifiers . ';' (15) + declaration : decl_specifiers . init_declarator_list ';' (16) + decl_specifiers : decl_specifiers . decl_specifier (36) + + '(' shift 2 + '*' shift 3 + '&' shift 4 + T_IDENTIFIER shift 5 + T_TYPEDEF_NAME shift 6 + T_DEFINE_NAME shift 7 + T_AUTO shift 8 + T_EXTERN shift 65 + T_REGISTER shift 10 + T_STATIC shift 11 + T_INLINE shift 13 + T_EXTENSION shift 66 + T_CHAR shift 15 + T_DOUBLE shift 16 + T_FLOAT shift 17 + T_INT shift 18 + T_VOID shift 19 + T_LONG shift 20 + T_SHORT shift 21 + T_SIGNED shift 22 + T_UNSIGNED shift 23 + T_ENUM shift 24 + T_STRUCT shift 25 + T_UNION shift 26 + T_Bool shift 27 + T_Complex shift 28 + T_Imaginary shift 29 + T_TYPE_QUALIFIER shift 30 + ';' shift 67 + . error + + decl_specifier goto 68 + storage_class goto 36 + type_specifier goto 37 + type_qualifier goto 38 + struct_or_union_specifier goto 39 + enum_specifier goto 40 + init_declarator_list goto 69 + init_declarator goto 70 + declarator goto 110 + direct_declarator goto 42 + struct_or_union goto 43 + pointer goto 44 + any_id goto 45 + identifier_or_ref goto 46 + enumeration goto 47 + + +state 88 + linkage_specification : T_EXTERN T_STRING_LITERAL declaration . (14) + + . reduce 14 + + +state 89 + linkage_specification : T_EXTERN T_STRING_LITERAL braces . (13) + + . reduce 13 + + +state 90 + external_declaration : T_ASM T_ASMARG ';' . (9) + + . reduce 9 + + +state 91 + declaration : decl_specifiers init_declarator_list ';' . (16) + + . reduce 16 + + +state 92 + init_declarator_list : init_declarator_list ',' . init_declarator (69) + + '(' shift 2 + '*' shift 3 + '&' shift 4 + T_IDENTIFIER shift 5 + T_TYPEDEF_NAME shift 56 + . error + + init_declarator goto 111 + declarator goto 110 + direct_declarator goto 42 + pointer goto 44 + any_id goto 45 + identifier_or_ref goto 46 + + +state 93 + init_declarator : declarator '=' . $$5 T_INITIALIZER (72) + $$5 : . (71) + + . reduce 71 + + $$5 goto 112 + + +state 94 + function_definition : decl_specifiers declarator $$2 . opt_declaration_list T_LBRACE $$3 T_MATCHRBRACE (27) + opt_declaration_list : . (30) + + T_TYPEDEF_NAME shift 82 + T_DEFINE_NAME shift 7 + T_AUTO shift 8 + T_EXTERN shift 65 + T_REGISTER shift 10 + T_STATIC shift 11 + T_TYPEDEF shift 12 + T_INLINE shift 13 + T_EXTENSION shift 14 + T_CHAR shift 15 + T_DOUBLE shift 16 + T_FLOAT shift 17 + T_INT shift 18 + T_VOID shift 19 + T_LONG shift 20 + T_SHORT shift 21 + T_SIGNED shift 22 + T_UNSIGNED shift 23 + T_ENUM shift 24 + T_STRUCT shift 25 + T_UNION shift 26 + T_Bool shift 27 + T_Complex shift 28 + T_Imaginary shift 29 + T_TYPE_QUALIFIER shift 30 + T_VA_DCL shift 95 + T_LBRACE reduce 30 + + decl_specifiers goto 87 + decl_specifier goto 35 + storage_class goto 36 + type_specifier goto 37 + type_qualifier goto 38 + struct_or_union_specifier goto 39 + enum_specifier goto 40 + struct_or_union goto 43 + enumeration goto 47 + declaration goto 96 + any_typedef goto 53 + opt_declaration_list goto 113 + declaration_list goto 98 + + +state 95 + opt_declaration_list : T_VA_DCL . (31) + + . reduce 31 + + +state 96 + declaration_list : declaration . (33) + + . reduce 33 + + +state 97 + function_definition : declarator $$4 opt_declaration_list . T_LBRACE T_MATCHRBRACE (29) + + T_LBRACE shift 114 + . error + + +state 98 + opt_declaration_list : declaration_list . (32) + declaration_list : declaration_list . declaration (34) + + T_TYPEDEF_NAME shift 82 + T_DEFINE_NAME shift 7 + T_AUTO shift 8 + T_EXTERN shift 65 + T_REGISTER shift 10 + T_STATIC shift 11 + T_TYPEDEF shift 12 + T_INLINE shift 13 + T_EXTENSION shift 14 + T_CHAR shift 15 + T_DOUBLE shift 16 + T_FLOAT shift 17 + T_INT shift 18 + T_VOID shift 19 + T_LONG shift 20 + T_SHORT shift 21 + T_SIGNED shift 22 + T_UNSIGNED shift 23 + T_ENUM shift 24 + T_STRUCT shift 25 + T_UNION shift 26 + T_Bool shift 27 + T_Complex shift 28 + T_Imaginary shift 29 + T_TYPE_QUALIFIER shift 30 + T_LBRACE reduce 32 + + decl_specifiers goto 87 + decl_specifier goto 35 + storage_class goto 36 + type_specifier goto 37 + type_qualifier goto 38 + struct_or_union_specifier goto 39 + enum_specifier goto 40 + struct_or_union goto 43 + enumeration goto 47 + declaration goto 115 + any_typedef goto 53 + + +state 99 + decl_specifiers : decl_specifiers . decl_specifier (36) + parameter_declaration : decl_specifiers . declarator (96) + parameter_declaration : decl_specifiers . abs_declarator (97) + parameter_declaration : decl_specifiers . (98) + + '(' shift 116 + '*' shift 3 + '&' shift 4 + T_IDENTIFIER shift 5 + T_TYPEDEF_NAME shift 6 + T_DEFINE_NAME shift 7 + T_AUTO shift 8 + T_EXTERN shift 65 + T_REGISTER shift 10 + T_STATIC shift 11 + T_INLINE shift 13 + T_EXTENSION shift 66 + T_CHAR shift 15 + T_DOUBLE shift 16 + T_FLOAT shift 17 + T_INT shift 18 + T_VOID shift 19 + T_LONG shift 20 + T_SHORT shift 21 + T_SIGNED shift 22 + T_UNSIGNED shift 23 + T_ENUM shift 24 + T_STRUCT shift 25 + T_UNION shift 26 + T_Bool shift 27 + T_Complex shift 28 + T_Imaginary shift 29 + T_TYPE_QUALIFIER shift 30 + T_BRACKETS shift 117 + ',' reduce 98 + ')' reduce 98 + + decl_specifier goto 68 + storage_class goto 36 + type_specifier goto 37 + type_qualifier goto 38 + struct_or_union_specifier goto 39 + enum_specifier goto 40 + declarator goto 118 + direct_declarator goto 42 + abs_declarator goto 119 + direct_abs_declarator goto 120 + struct_or_union goto 43 + pointer goto 121 + any_id goto 45 + identifier_or_ref goto 46 + enumeration goto 47 + + +state 100 + direct_declarator : direct_declarator '(' parameter_type_list . ')' (84) + + ')' shift 122 + . error + + +state 101 + parameter_type_list : parameter_list . (92) + parameter_type_list : parameter_list . ',' T_ELLIPSIS (93) + parameter_list : parameter_list . ',' parameter_declaration (95) + + ',' shift 123 + ')' reduce 92 + + +state 102 + parameter_list : parameter_declaration . (94) + + . reduce 94 + + +state 103 + direct_declarator : direct_declarator '(' opt_identifier_list . ')' (85) + + ')' shift 124 + . error + + +state 104 + opt_identifier_list : identifier_list . (100) + identifier_list : identifier_list . ',' any_id (102) + + ',' shift 125 + ')' reduce 100 + + +state 105 + identifier_list : any_id . (101) + + . reduce 101 + + +state 106 + braces : T_LBRACE T_MATCHRBRACE . (12) + + . reduce 12 + + +state 107 + struct_or_union_specifier : struct_or_union any_id braces . (63) + + . reduce 63 + + +state 108 + enum_specifier : enumeration any_id braces . (73) + + . reduce 73 + + +state 109 + declaration : any_typedef decl_specifiers $$1 . opt_declarator_list ';' (18) + opt_declarator_list : . (21) + + '(' shift 2 + '*' shift 3 + '&' shift 4 + T_IDENTIFIER shift 5 + T_TYPEDEF_NAME shift 56 + ';' reduce 21 + + declarator goto 126 + direct_declarator goto 42 + pointer goto 44 + any_id goto 45 + identifier_or_ref goto 46 + opt_declarator_list goto 127 + declarator_list goto 128 + + +state 110 + init_declarator : declarator . (70) + init_declarator : declarator . '=' $$5 T_INITIALIZER (72) + + '=' shift 93 + ';' reduce 70 + ',' reduce 70 + + +state 111 + init_declarator_list : init_declarator_list ',' init_declarator . (69) + + . reduce 69 + + +state 112 + init_declarator : declarator '=' $$5 . T_INITIALIZER (72) + + T_INITIALIZER shift 129 + . error + + +state 113 + function_definition : decl_specifiers declarator $$2 opt_declaration_list . T_LBRACE $$3 T_MATCHRBRACE (27) + + T_LBRACE shift 130 + . error + + +state 114 + function_definition : declarator $$4 opt_declaration_list T_LBRACE . T_MATCHRBRACE (29) + + T_MATCHRBRACE shift 131 + . error + + +state 115 + declaration_list : declaration_list declaration . (34) + + . reduce 34 + + +state 116 + direct_declarator : '(' . declarator ')' (82) + direct_abs_declarator : '(' . abs_declarator ')' (108) + direct_abs_declarator : '(' . parameter_type_list ')' (113) + direct_abs_declarator : '(' . ')' (114) + + '(' shift 116 + '*' shift 3 + '&' shift 4 + T_IDENTIFIER shift 5 + T_TYPEDEF_NAME shift 6 + T_DEFINE_NAME shift 7 + T_AUTO shift 8 + T_EXTERN shift 65 + T_REGISTER shift 10 + T_STATIC shift 11 + T_INLINE shift 13 + T_EXTENSION shift 66 + T_CHAR shift 15 + T_DOUBLE shift 16 + T_FLOAT shift 17 + T_INT shift 18 + T_VOID shift 19 + T_LONG shift 20 + T_SHORT shift 21 + T_SIGNED shift 22 + T_UNSIGNED shift 23 + T_ENUM shift 24 + T_STRUCT shift 25 + T_UNION shift 26 + T_Bool shift 27 + T_Complex shift 28 + T_Imaginary shift 29 + T_TYPE_QUALIFIER shift 30 + T_BRACKETS shift 117 + ')' shift 132 + . error + + decl_specifiers goto 99 + decl_specifier goto 35 + storage_class goto 36 + type_specifier goto 37 + type_qualifier goto 38 + struct_or_union_specifier goto 39 + enum_specifier goto 40 + declarator goto 57 + direct_declarator goto 42 + abs_declarator goto 133 + direct_abs_declarator goto 120 + parameter_type_list goto 134 + parameter_list goto 101 + parameter_declaration goto 102 + struct_or_union goto 43 + pointer goto 121 + any_id goto 45 + identifier_or_ref goto 46 + enumeration goto 47 + + +state 117 + direct_abs_declarator : T_BRACKETS . (110) + + . reduce 110 + + +state 118 + parameter_declaration : decl_specifiers declarator . (96) + + . reduce 96 + + +state 119 + parameter_declaration : decl_specifiers abs_declarator . (97) + + . reduce 97 + + +state 120 + abs_declarator : direct_abs_declarator . (107) + direct_abs_declarator : direct_abs_declarator . T_BRACKETS (109) + direct_abs_declarator : direct_abs_declarator . '(' parameter_type_list ')' (111) + direct_abs_declarator : direct_abs_declarator . '(' ')' (112) + + '(' shift 135 + T_BRACKETS shift 136 + ',' reduce 107 + ')' reduce 107 + + +state 121 + declarator : pointer . direct_declarator (79) + abs_declarator : pointer . (105) + abs_declarator : pointer . direct_abs_declarator (106) + + '(' shift 116 + '&' shift 4 + T_IDENTIFIER shift 5 + T_TYPEDEF_NAME shift 56 + T_BRACKETS shift 117 + ',' reduce 105 + ')' reduce 105 + + direct_declarator goto 78 + direct_abs_declarator goto 137 + any_id goto 45 + identifier_or_ref goto 46 + + +state 122 + direct_declarator : direct_declarator '(' parameter_type_list ')' . (84) + + . reduce 84 + + +state 123 + parameter_type_list : parameter_list ',' . T_ELLIPSIS (93) + parameter_list : parameter_list ',' . parameter_declaration (95) + + T_TYPEDEF_NAME shift 82 + T_DEFINE_NAME shift 7 + T_AUTO shift 8 + T_EXTERN shift 65 + T_REGISTER shift 10 + T_STATIC shift 11 + T_INLINE shift 13 + T_EXTENSION shift 66 + T_CHAR shift 15 + T_DOUBLE shift 16 + T_FLOAT shift 17 + T_INT shift 18 + T_VOID shift 19 + T_LONG shift 20 + T_SHORT shift 21 + T_SIGNED shift 22 + T_UNSIGNED shift 23 + T_ENUM shift 24 + T_STRUCT shift 25 + T_UNION shift 26 + T_Bool shift 27 + T_Complex shift 28 + T_Imaginary shift 29 + T_TYPE_QUALIFIER shift 30 + T_ELLIPSIS shift 138 + . error + + decl_specifiers goto 99 + decl_specifier goto 35 + storage_class goto 36 + type_specifier goto 37 + type_qualifier goto 38 + struct_or_union_specifier goto 39 + enum_specifier goto 40 + parameter_declaration goto 139 + struct_or_union goto 43 + enumeration goto 47 + + +state 124 + direct_declarator : direct_declarator '(' opt_identifier_list ')' . (85) + + . reduce 85 + + +state 125 + identifier_list : identifier_list ',' . any_id (102) + + T_IDENTIFIER shift 5 + T_TYPEDEF_NAME shift 56 + . error + + any_id goto 140 + + +state 126 + declarator_list : declarator . (23) + + . reduce 23 + + +state 127 + declaration : any_typedef decl_specifiers $$1 opt_declarator_list . ';' (18) + + ';' shift 141 + . error + + +state 128 + opt_declarator_list : declarator_list . (22) + declarator_list : declarator_list . ',' declarator (24) + + ',' shift 142 + ';' reduce 22 + + +state 129 + init_declarator : declarator '=' $$5 T_INITIALIZER . (72) + + . reduce 72 + + +state 130 + function_definition : decl_specifiers declarator $$2 opt_declaration_list T_LBRACE . $$3 T_MATCHRBRACE (27) + $$3 : . (26) + + . reduce 26 + + $$3 goto 143 + + +state 131 + function_definition : declarator $$4 opt_declaration_list T_LBRACE T_MATCHRBRACE . (29) + + . reduce 29 + + +state 132 + direct_abs_declarator : '(' ')' . (114) + + . reduce 114 + + +state 133 + direct_abs_declarator : '(' abs_declarator . ')' (108) + + ')' shift 144 + . error + + +state 134 + direct_abs_declarator : '(' parameter_type_list . ')' (113) + + ')' shift 145 + . error + + +state 135 + direct_abs_declarator : direct_abs_declarator '(' . parameter_type_list ')' (111) + direct_abs_declarator : direct_abs_declarator '(' . ')' (112) + + T_TYPEDEF_NAME shift 82 + T_DEFINE_NAME shift 7 + T_AUTO shift 8 + T_EXTERN shift 65 + T_REGISTER shift 10 + T_STATIC shift 11 + T_INLINE shift 13 + T_EXTENSION shift 66 + T_CHAR shift 15 + T_DOUBLE shift 16 + T_FLOAT shift 17 + T_INT shift 18 + T_VOID shift 19 + T_LONG shift 20 + T_SHORT shift 21 + T_SIGNED shift 22 + T_UNSIGNED shift 23 + T_ENUM shift 24 + T_STRUCT shift 25 + T_UNION shift 26 + T_Bool shift 27 + T_Complex shift 28 + T_Imaginary shift 29 + T_TYPE_QUALIFIER shift 30 + ')' shift 146 + . error + + decl_specifiers goto 99 + decl_specifier goto 35 + storage_class goto 36 + type_specifier goto 37 + type_qualifier goto 38 + struct_or_union_specifier goto 39 + enum_specifier goto 40 + parameter_type_list goto 147 + parameter_list goto 101 + parameter_declaration goto 102 + struct_or_union goto 43 + enumeration goto 47 + + +state 136 + direct_abs_declarator : direct_abs_declarator T_BRACKETS . (109) + + . reduce 109 + + +state 137 + abs_declarator : pointer direct_abs_declarator . (106) + direct_abs_declarator : direct_abs_declarator . T_BRACKETS (109) + direct_abs_declarator : direct_abs_declarator . '(' parameter_type_list ')' (111) + direct_abs_declarator : direct_abs_declarator . '(' ')' (112) + + '(' shift 135 + T_BRACKETS shift 136 + ',' reduce 106 + ')' reduce 106 + + +state 138 + parameter_type_list : parameter_list ',' T_ELLIPSIS . (93) + + . reduce 93 + + +state 139 + parameter_list : parameter_list ',' parameter_declaration . (95) + + . reduce 95 + + +state 140 + identifier_list : identifier_list ',' any_id . (102) + + . reduce 102 + + +state 141 + declaration : any_typedef decl_specifiers $$1 opt_declarator_list ';' . (18) + + . reduce 18 + + +state 142 + declarator_list : declarator_list ',' . declarator (24) + + '(' shift 2 + '*' shift 3 + '&' shift 4 + T_IDENTIFIER shift 5 + T_TYPEDEF_NAME shift 56 + . error + + declarator goto 148 + direct_declarator goto 42 + pointer goto 44 + any_id goto 45 + identifier_or_ref goto 46 + + +state 143 + function_definition : decl_specifiers declarator $$2 opt_declaration_list T_LBRACE $$3 . T_MATCHRBRACE (27) + + T_MATCHRBRACE shift 149 + . error + + +state 144 + direct_abs_declarator : '(' abs_declarator ')' . (108) + + . reduce 108 + + +state 145 + direct_abs_declarator : '(' parameter_type_list ')' . (113) + + . reduce 113 + + +state 146 + direct_abs_declarator : direct_abs_declarator '(' ')' . (112) + + . reduce 112 + + +state 147 + direct_abs_declarator : direct_abs_declarator '(' parameter_type_list . ')' (111) + + ')' shift 150 + . error + + +state 148 + declarator_list : declarator_list ',' declarator . (24) + + . reduce 24 + + +state 149 + function_definition : decl_specifiers declarator $$2 opt_declaration_list T_LBRACE $$3 T_MATCHRBRACE . (27) + + . reduce 27 + + +state 150 + direct_abs_declarator : direct_abs_declarator '(' parameter_type_list ')' . (111) + + . reduce 111 + + +State 6 contains 29 reduce/reduce conflicts. +State 83 contains 1 shift/reduce conflict. + + +44 terminals, 43 nonterminals +115 grammar rules, 151 states diff --git a/test/grammar.tab.c b/test/grammar.tab.c new file mode 100644 index 000000000000..64ffe1eae5a7 --- /dev/null +++ b/test/grammar.tab.c @@ -0,0 +1,2025 @@ +#ifndef lint +static const char yysccsid[] = "@(#)yaccpar 1.9 (Berkeley) 02/21/93"; +#endif + +#define YYBYACC 1 +#define YYMAJOR 1 +#define YYMINOR 9 + +#define YYEMPTY (-1) +#define yyclearin (yychar = YYEMPTY) +#define yyerrok (yyerrflag = 0) +#define YYRECOVERING() (yyerrflag != 0) + + +#ifndef yyparse +#define yyparse grammar_parse +#endif /* yyparse */ + +#ifndef yylex +#define yylex grammar_lex +#endif /* yylex */ + +#ifndef yyerror +#define yyerror grammar_error +#endif /* yyerror */ + +#ifndef yychar +#define yychar grammar_char +#endif /* yychar */ + +#ifndef yyval +#define yyval grammar_val +#endif /* yyval */ + +#ifndef yylval +#define yylval grammar_lval +#endif /* yylval */ + +#ifndef yydebug +#define yydebug grammar_debug +#endif /* yydebug */ + +#ifndef yynerrs +#define yynerrs grammar_nerrs +#endif /* yynerrs */ + +#ifndef yyerrflag +#define yyerrflag grammar_errflag +#endif /* yyerrflag */ + +#ifndef yylhs +#define yylhs grammar_lhs +#endif /* yylhs */ + +#ifndef yylen +#define yylen grammar_len +#endif /* yylen */ + +#ifndef yydefred +#define yydefred grammar_defred +#endif /* yydefred */ + +#ifndef yydgoto +#define yydgoto grammar_dgoto +#endif /* yydgoto */ + +#ifndef yysindex +#define yysindex grammar_sindex +#endif /* yysindex */ + +#ifndef yyrindex +#define yyrindex grammar_rindex +#endif /* yyrindex */ + +#ifndef yygindex +#define yygindex grammar_gindex +#endif /* yygindex */ + +#ifndef yytable +#define yytable grammar_table +#endif /* yytable */ + +#ifndef yycheck +#define yycheck grammar_check +#endif /* yycheck */ + +#ifndef yyname +#define yyname grammar_name +#endif /* yyname */ + +#ifndef yyrule +#define yyrule grammar_rule +#endif /* yyrule */ +#define YYPREFIX "grammar_" + +#define YYPURE 0 + +#line 9 "grammar.y" +#ifdef YYBISON +#include +#define YYSTYPE_IS_DECLARED +#define yyerror yaccError +#endif + +#if defined(YYBISON) || !defined(YYBYACC) +static void yyerror(const char *s); +#endif +#line 81 "grammar.y" +#include +#include +#include + +#define OPT_LINTLIBRARY 1 + +#ifndef TRUE +#define TRUE (1) +#endif + +#ifndef FALSE +#define FALSE (0) +#endif + +/* #include "cproto.h" */ +#define MAX_TEXT_SIZE 1024 + +/* Prototype styles */ +#if OPT_LINTLIBRARY +#define PROTO_ANSI_LLIB -2 /* form ANSI lint-library source */ +#define PROTO_LINTLIBRARY -1 /* form lint-library source */ +#endif +#define PROTO_NONE 0 /* do not output any prototypes */ +#define PROTO_TRADITIONAL 1 /* comment out parameters */ +#define PROTO_ABSTRACT 2 /* comment out parameter names */ +#define PROTO_ANSI 3 /* ANSI C prototype */ + +typedef int PrototypeStyle; + +typedef char boolean; + +extern boolean types_out; +extern PrototypeStyle proto_style; + +#define ansiLintLibrary() (proto_style == PROTO_ANSI_LLIB) +#define knrLintLibrary() (proto_style == PROTO_LINTLIBRARY) +#define lintLibrary() (knrLintLibrary() || ansiLintLibrary()) + +#if OPT_LINTLIBRARY +#define FUNC_UNKNOWN -1 /* unspecified */ +#else +#define FUNC_UNKNOWN 0 /* unspecified (same as FUNC_NONE) */ +#endif +#define FUNC_NONE 0 /* not a function definition */ +#define FUNC_TRADITIONAL 1 /* traditional style */ +#define FUNC_ANSI 2 /* ANSI style */ +#define FUNC_BOTH 3 /* both styles */ + +typedef int FuncDefStyle; + +/* Source file text */ +typedef struct text { + char text[MAX_TEXT_SIZE]; /* source text */ + long begin; /* offset in temporary file */ +} Text; + +/* Declaration specifier flags */ +#define DS_NONE 0 /* default */ +#define DS_EXTERN 1 /* contains "extern" specifier */ +#define DS_STATIC 2 /* contains "static" specifier */ +#define DS_CHAR 4 /* contains "char" type specifier */ +#define DS_SHORT 8 /* contains "short" type specifier */ +#define DS_FLOAT 16 /* contains "float" type specifier */ +#define DS_INLINE 32 /* contains "inline" specifier */ +#define DS_JUNK 64 /* we're not interested in this declaration */ + +/* This structure stores information about a declaration specifier. */ +typedef struct decl_spec { + unsigned short flags; /* flags defined above */ + char *text; /* source text */ + long begin; /* offset in temporary file */ +} DeclSpec; + +/* This is a list of function parameters. */ +typedef struct _ParameterList { + struct parameter *first; /* pointer to first parameter in list */ + struct parameter *last; /* pointer to last parameter in list */ + long begin_comment; /* begin offset of comment */ + long end_comment; /* end offset of comment */ + char *comment; /* comment at start of parameter list */ +} ParameterList; + +/* This structure stores information about a declarator. */ +typedef struct _Declarator { + char *name; /* name of variable or function */ + char *text; /* source text */ + long begin; /* offset in temporary file */ + long begin_comment; /* begin offset of comment */ + long end_comment; /* end offset of comment */ + FuncDefStyle func_def; /* style of function definition */ + ParameterList params; /* function parameters */ + boolean pointer; /* TRUE if it declares a pointer */ + struct _Declarator *head; /* head function declarator */ + struct _Declarator *func_stack; /* stack of function declarators */ + struct _Declarator *next; /* next declarator in list */ +} Declarator; + +/* This structure stores information about a function parameter. */ +typedef struct parameter { + struct parameter *next; /* next parameter in list */ + DeclSpec decl_spec; + Declarator *declarator; + char *comment; /* comment following the parameter */ +} Parameter; + +/* This is a list of declarators. */ +typedef struct declarator_list { + Declarator *first; /* pointer to first declarator in list */ + Declarator *last; /* pointer to last declarator in list */ +} DeclaratorList; + +/* #include "symbol.h" */ +typedef struct symbol { + struct symbol *next; /* next symbol in list */ + char *name; /* name of symbol */ + char *value; /* value of symbol (for defines) */ + short flags; /* symbol attributes */ +} Symbol; + +/* parser stack entry type */ +typedef union { + Text text; + DeclSpec decl_spec; + Parameter *parameter; + ParameterList param_list; + Declarator *declarator; + DeclaratorList decl_list; +} YYSTYPE; + +/* The hash table length should be a prime number. */ +#define SYM_MAX_HASH 251 + +typedef struct symbol_table { + Symbol *bucket[SYM_MAX_HASH]; /* hash buckets */ +} SymbolTable; + +extern SymbolTable *new_symbol_table /* Create symbol table */ + (void); +extern void free_symbol_table /* Destroy symbol table */ + (SymbolTable *s); +extern Symbol *find_symbol /* Lookup symbol name */ + (SymbolTable *s, const char *n); +extern Symbol *new_symbol /* Define new symbol */ + (SymbolTable *s, const char *n, const char *v, int f); + +/* #include "semantic.h" */ +extern void new_decl_spec (DeclSpec *, const char *, long, int); +extern void free_decl_spec (DeclSpec *); +extern void join_decl_specs (DeclSpec *, DeclSpec *, DeclSpec *); +extern void check_untagged (DeclSpec *); +extern Declarator *new_declarator (const char *, const char *, long); +extern void free_declarator (Declarator *); +extern void new_decl_list (DeclaratorList *, Declarator *); +extern void free_decl_list (DeclaratorList *); +extern void add_decl_list (DeclaratorList *, DeclaratorList *, Declarator *); +extern Parameter *new_parameter (DeclSpec *, Declarator *); +extern void free_parameter (Parameter *); +extern void new_param_list (ParameterList *, Parameter *); +extern void free_param_list (ParameterList *); +extern void add_param_list (ParameterList *, ParameterList *, Parameter *); +extern void new_ident_list (ParameterList *); +extern void add_ident_list (ParameterList *, ParameterList *, const char *); +extern void set_param_types (ParameterList *, DeclSpec *, DeclaratorList *); +extern void gen_declarations (DeclSpec *, DeclaratorList *); +extern void gen_prototype (DeclSpec *, Declarator *); +extern void gen_func_declarator (Declarator *); +extern void gen_func_definition (DeclSpec *, Declarator *); + +extern void init_parser (void); +extern void process_file (FILE *infile, char *name); +extern char *cur_text (void); +extern char *cur_file_name (void); +extern char *implied_typedef (void); +extern void include_file (char *name, int convert); +extern char *supply_parm (int count); +extern char *xstrdup (const char *); +extern int already_declared (char *name); +extern int is_actual_func (Declarator *d); +extern int lint_ellipsis (Parameter *p); +extern int want_typedef (void); +extern void begin_tracking (void); +extern void begin_typedef (void); +extern void copy_typedef (char *s); +extern void ellipsis_varargs (Declarator *d); +extern void end_typedef (void); +extern void flush_varargs (void); +extern void fmt_library (int code); +extern void imply_typedef (const char *s); +extern void indent (FILE *outf); +extern void put_blankline (FILE *outf); +extern void put_body (FILE *outf, DeclSpec *decl_spec, Declarator *declarator); +extern void put_char (FILE *outf, int c); +extern void put_error (void); +extern void put_newline (FILE *outf); +extern void put_padded (FILE *outf, const char *s); +extern void put_string (FILE *outf, const char *s); +extern void track_in (void); + +extern boolean file_comments; +extern FuncDefStyle func_style; +extern char base_file[]; + +extern int yylex (void); + +/* declaration specifier attributes for the typedef statement currently being + * scanned + */ +static int cur_decl_spec_flags; + +/* pointer to parameter list for the current function definition */ +static ParameterList *func_params; + +/* A parser semantic action sets this pointer to the current declarator in + * a function parameter declaration in order to catch any comments following + * the parameter declaration on the same line. If the lexer scans a comment + * and is not NULL, then the comment is attached to the + * declarator. To ignore subsequent comments, the lexer sets this to NULL + * after scanning a comment or end of line. + */ +static Declarator *cur_declarator; + +/* temporary string buffer */ +static char buf[MAX_TEXT_SIZE]; + +/* table of typedef names */ +static SymbolTable *typedef_names; + +/* table of define names */ +static SymbolTable *define_names; + +/* table of type qualifiers */ +static SymbolTable *type_qualifiers; + +/* information about the current input file */ +typedef struct { + char *base_name; /* base input file name */ + char *file_name; /* current file name */ + FILE *file; /* input file */ + unsigned line_num; /* current line number in input file */ + FILE *tmp_file; /* temporary file */ + long begin_comment; /* tmp file offset after last written ) or ; */ + long end_comment; /* tmp file offset after last comment */ + boolean convert; /* if TRUE, convert function definitions */ + boolean changed; /* TRUE if conversion done in this file */ +} IncludeStack; + +static IncludeStack *cur_file; /* current input file */ + +/* #include "yyerror.c" */ + +static int haveAnsiParam (void); + + +/* Flags to enable us to find if a procedure returns a value. + */ +static int return_val; /* nonzero on BRACES iff return-expression found */ + +static const char * +dft_decl_spec (void) +{ + return (lintLibrary() && !return_val) ? "void" : "int"; +} + +static int +haveAnsiParam (void) +{ + Parameter *p; + if (func_params != 0) { + for (p = func_params->first; p != 0; p = p->next) { + if (p->declarator->func_def == FUNC_ANSI) { + return TRUE; + } + } + } + return FALSE; +} +#line 386 "grammar.tab.c" + +/* compatibility with bison */ +#ifdef YYPARSE_PARAM +/* compatibility with FreeBSD */ +# ifdef YYPARSE_PARAM_TYPE +# define YYPARSE_DECL() yyparse(YYPARSE_PARAM_TYPE YYPARSE_PARAM) +# else +# define YYPARSE_DECL() yyparse(void *YYPARSE_PARAM) +# endif +#else +# define YYPARSE_DECL() yyparse(void) +#endif + +/* Parameters sent to lex. */ +#ifdef YYLEX_PARAM +# define YYLEX_DECL() yylex(void *YYLEX_PARAM) +# define YYLEX yylex(YYLEX_PARAM) +#else +# define YYLEX_DECL() yylex(void) +# define YYLEX yylex() +#endif + +/* Parameters sent to yyerror. */ +#ifndef YYERROR_DECL +#define YYERROR_DECL() yyerror(const char *s) +#endif +#ifndef YYERROR_CALL +#define YYERROR_CALL(msg) yyerror(msg) +#endif + +extern int YYPARSE_DECL(); + +#define T_IDENTIFIER 257 +#define T_TYPEDEF_NAME 258 +#define T_DEFINE_NAME 259 +#define T_AUTO 260 +#define T_EXTERN 261 +#define T_REGISTER 262 +#define T_STATIC 263 +#define T_TYPEDEF 264 +#define T_INLINE 265 +#define T_EXTENSION 266 +#define T_CHAR 267 +#define T_DOUBLE 268 +#define T_FLOAT 269 +#define T_INT 270 +#define T_VOID 271 +#define T_LONG 272 +#define T_SHORT 273 +#define T_SIGNED 274 +#define T_UNSIGNED 275 +#define T_ENUM 276 +#define T_STRUCT 277 +#define T_UNION 278 +#define T_Bool 279 +#define T_Complex 280 +#define T_Imaginary 281 +#define T_TYPE_QUALIFIER 282 +#define T_BRACKETS 283 +#define T_LBRACE 284 +#define T_MATCHRBRACE 285 +#define T_ELLIPSIS 286 +#define T_INITIALIZER 287 +#define T_STRING_LITERAL 288 +#define T_ASM 289 +#define T_ASMARG 290 +#define T_VA_DCL 291 +#define YYERRCODE 256 +static const short grammar_lhs[] = { -1, + 0, 0, 26, 26, 27, 27, 27, 27, 27, 27, + 27, 31, 30, 30, 28, 28, 34, 28, 32, 32, + 33, 33, 35, 35, 37, 38, 29, 39, 29, 36, + 36, 36, 40, 40, 1, 1, 2, 2, 2, 3, + 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, + 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, + 5, 5, 6, 6, 6, 19, 19, 8, 8, 9, + 41, 9, 7, 7, 7, 25, 23, 23, 10, 10, + 11, 11, 11, 11, 11, 20, 20, 21, 21, 22, + 22, 14, 14, 15, 15, 16, 16, 16, 17, 17, + 18, 18, 24, 24, 12, 12, 12, 13, 13, 13, + 13, 13, 13, 13, +}; +static const short grammar_len[] = { 2, + 0, 1, 1, 2, 1, 1, 1, 1, 3, 2, + 2, 2, 3, 3, 2, 3, 0, 5, 2, 1, + 0, 1, 1, 3, 0, 0, 7, 0, 5, 0, + 1, 1, 1, 2, 1, 2, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 3, 2, 2, 1, 1, 1, 3, 1, + 0, 4, 3, 2, 2, 1, 1, 1, 2, 1, + 1, 3, 2, 4, 4, 2, 3, 0, 1, 1, + 2, 1, 3, 1, 3, 2, 2, 1, 0, 1, + 1, 3, 1, 2, 1, 2, 1, 3, 2, 1, + 4, 3, 3, 2, +}; +static const short grammar_defred[] = { 0, + 0, 0, 0, 0, 77, 0, 62, 40, 0, 42, + 43, 20, 44, 0, 46, 47, 48, 49, 54, 50, + 51, 52, 53, 76, 66, 67, 55, 56, 57, 61, + 0, 7, 0, 0, 35, 37, 38, 39, 59, 60, + 28, 0, 0, 0, 103, 81, 0, 0, 3, 5, + 6, 8, 0, 10, 11, 78, 0, 90, 0, 0, + 104, 0, 19, 0, 41, 45, 15, 36, 0, 68, + 0, 0, 0, 83, 0, 0, 64, 0, 0, 74, + 4, 58, 0, 82, 87, 91, 0, 14, 13, 9, + 16, 0, 71, 0, 31, 33, 0, 0, 0, 0, + 0, 94, 0, 0, 101, 12, 63, 73, 0, 0, + 69, 0, 0, 0, 34, 0, 110, 96, 97, 0, + 0, 84, 0, 85, 0, 23, 0, 0, 72, 26, + 29, 114, 0, 0, 0, 109, 0, 93, 95, 102, + 18, 0, 0, 108, 113, 112, 0, 24, 27, 111, +}; +static const short grammar_dgoto[] = { 33, + 87, 35, 36, 37, 38, 39, 40, 69, 70, 41, + 42, 119, 120, 100, 101, 102, 103, 104, 43, 44, + 59, 60, 45, 46, 47, 48, 49, 50, 51, 52, + 77, 53, 127, 109, 128, 97, 94, 143, 72, 98, + 112, +}; +static const short grammar_sindex[] = { -2, + -3, 27, -239, -177, 0, 0, 0, 0, -274, 0, + 0, 0, 0, -246, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + -266, 0, 0, 455, 0, 0, 0, 0, 0, 0, + 0, -35, -245, 128, 0, 0, -245, -2, 0, 0, + 0, 0, 642, 0, 0, 0, -15, 0, -12, -239, + 0, 590, 0, -27, 0, 0, 0, 0, -10, 0, + -11, 534, -72, 0, -237, -232, 0, -35, -232, 0, + 0, 0, 642, 0, 0, 0, 455, 0, 0, 0, + 0, 27, 0, 534, 0, 0, -222, 617, 209, 34, + 39, 0, 44, 42, 0, 0, 0, 0, 27, -11, + 0, -200, -196, -195, 0, 174, 0, 0, 0, -33, + 243, 0, 561, 0, -177, 0, 33, 49, 0, 0, + 0, 0, 53, 55, 417, 0, -33, 0, 0, 0, + 0, 27, -188, 0, 0, 0, 57, 0, 0, 0, +}; +static const short grammar_rindex[] = { 99, + 0, 0, 275, 0, 0, -38, 0, 0, 481, 0, + 0, 0, 0, 509, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 30, 0, 0, 0, 0, 0, 101, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 343, 309, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 98, -182, 62, 0, 0, 133, 0, 64, 379, 0, + 0, 0, -5, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, -182, 0, 0, 0, -180, -19, 0, + 65, 0, 0, 68, 0, 0, 0, 0, 51, 9, + 0, 0, 0, 0, 0, 0, 0, 0, 0, -13, + 19, 0, 0, 0, 0, 0, 0, 52, 0, 0, + 0, 0, 0, 0, 0, 0, 35, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, +}; +static const short grammar_gindex[] = { 0, + 11, -17, 0, 0, 13, 0, 0, 0, 20, 8, + -43, -1, -8, -89, 0, -9, 0, 0, 0, -44, + 0, 0, 4, 0, 0, 0, 70, -53, 0, 0, + -18, 0, 0, 0, 0, 22, 0, 0, 0, 0, + 0, +}; +#define YYTABLESIZE 924 +static const short grammar_table[] = { 58, + 78, 58, 58, 58, 73, 58, 135, 61, 88, 57, + 34, 5, 56, 62, 85, 58, 68, 63, 96, 7, + 58, 98, 78, 64, 98, 84, 134, 107, 80, 3, + 107, 90, 17, 92, 17, 4, 17, 2, 75, 3, + 96, 71, 30, 89, 115, 147, 76, 106, 91, 93, + 79, 75, 70, 17, 121, 55, 32, 107, 34, 105, + 108, 114, 105, 83, 4, 68, 2, 70, 3, 68, + 80, 121, 86, 80, 122, 106, 105, 78, 106, 5, + 56, 68, 123, 99, 124, 125, 129, 130, 80, 131, + 80, 141, 142, 144, 110, 145, 149, 150, 1, 110, + 2, 30, 99, 32, 79, 92, 118, 79, 100, 21, + 22, 111, 137, 139, 133, 113, 126, 81, 0, 0, + 0, 0, 79, 57, 79, 0, 99, 0, 140, 0, + 0, 0, 0, 99, 0, 0, 0, 0, 0, 0, + 0, 70, 0, 0, 0, 99, 0, 0, 0, 148, + 0, 0, 0, 0, 0, 0, 70, 0, 0, 0, + 0, 0, 0, 0, 0, 4, 0, 2, 0, 0, + 65, 0, 65, 65, 65, 0, 65, 0, 0, 0, + 0, 0, 0, 0, 5, 6, 7, 8, 65, 10, + 11, 65, 13, 66, 15, 16, 17, 18, 19, 20, + 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, + 0, 4, 0, 116, 132, 3, 0, 0, 58, 58, + 58, 58, 58, 58, 58, 78, 58, 58, 58, 58, + 58, 58, 58, 58, 58, 58, 58, 58, 58, 58, + 58, 58, 58, 58, 58, 78, 4, 74, 116, 136, + 3, 17, 78, 1, 5, 6, 7, 8, 9, 10, + 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, + 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, + 4, 54, 116, 5, 56, 0, 31, 80, 80, 80, + 80, 80, 80, 80, 80, 80, 80, 80, 80, 80, + 80, 80, 80, 80, 80, 80, 80, 80, 80, 80, + 80, 80, 88, 80, 88, 88, 88, 0, 88, 0, + 80, 79, 79, 79, 79, 79, 79, 79, 79, 79, + 79, 79, 79, 79, 79, 79, 79, 79, 79, 79, + 79, 79, 79, 79, 79, 79, 89, 79, 89, 89, + 89, 0, 89, 0, 79, 25, 25, 25, 25, 25, + 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, + 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, + 86, 25, 86, 86, 5, 56, 86, 0, 25, 65, + 65, 65, 65, 65, 65, 65, 0, 65, 65, 65, + 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, + 65, 65, 65, 65, 65, 65, 75, 0, 75, 75, + 75, 0, 75, 0, 0, 0, 0, 0, 0, 0, + 5, 6, 7, 8, 65, 10, 11, 75, 13, 66, + 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, + 25, 26, 27, 28, 29, 30, 117, 146, 0, 0, + 0, 0, 0, 0, 0, 5, 6, 7, 8, 65, + 10, 11, 0, 13, 66, 15, 16, 17, 18, 19, + 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, + 30, 117, 4, 0, 2, 0, 3, 0, 0, 5, + 56, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 67, 0, 0, 0, 0, 41, 0, + 41, 0, 41, 0, 0, 117, 0, 0, 0, 0, + 0, 88, 88, 0, 0, 0, 0, 0, 0, 41, + 0, 0, 0, 0, 0, 0, 45, 0, 45, 0, + 45, 0, 0, 0, 0, 0, 0, 88, 0, 0, + 0, 0, 0, 0, 0, 89, 89, 45, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 89, 0, 0, 0, 0, 0, 0, 0, 86, + 86, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 86, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 75, 75, 75, 75, 75, + 75, 75, 0, 75, 75, 75, 75, 75, 75, 75, + 75, 75, 75, 75, 75, 75, 75, 75, 75, 75, + 75, 75, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 82, 7, 8, 65, 10, 11, + 0, 13, 66, 15, 16, 17, 18, 19, 20, 21, + 22, 23, 24, 25, 26, 27, 28, 29, 30, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 5, 6, 7, 8, 65, 10, 11, 0, 13, + 66, 15, 16, 17, 18, 19, 20, 21, 22, 23, + 24, 25, 26, 27, 28, 29, 30, 41, 41, 41, + 41, 41, 41, 41, 0, 41, 41, 41, 41, 41, + 41, 41, 41, 41, 41, 41, 41, 41, 41, 41, + 41, 41, 41, 0, 0, 45, 45, 45, 45, 45, + 45, 45, 0, 45, 45, 45, 45, 45, 45, 45, + 45, 45, 45, 45, 45, 45, 45, 45, 45, 45, + 45, 82, 7, 8, 65, 10, 11, 12, 13, 14, + 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, + 25, 26, 27, 28, 29, 30, 0, 0, 82, 7, + 8, 65, 10, 11, 95, 13, 66, 15, 16, 17, + 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, + 28, 29, 30, 0, 0, 0, 138, 82, 7, 8, + 65, 10, 11, 12, 13, 14, 15, 16, 17, 18, + 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, + 29, 30, 0, 75, 82, 7, 8, 65, 10, 11, + 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, + 22, 23, 24, 25, 26, 27, 28, 29, 30, 82, + 7, 8, 65, 10, 11, 0, 13, 66, 15, 16, + 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, + 27, 28, 29, 30, +}; +static const short grammar_check[] = { 38, + 44, 40, 41, 42, 40, 44, 40, 4, 62, 2, + 0, 257, 258, 288, 59, 3, 34, 264, 72, 259, + 59, 41, 61, 290, 44, 41, 116, 41, 47, 42, + 44, 59, 38, 44, 40, 38, 42, 40, 284, 42, + 94, 34, 282, 62, 98, 135, 43, 285, 59, 61, + 47, 284, 44, 59, 99, 59, 59, 76, 48, 41, + 79, 284, 44, 53, 38, 83, 40, 59, 42, 87, + 41, 116, 60, 44, 41, 41, 73, 121, 44, 257, + 258, 99, 44, 73, 41, 44, 287, 284, 59, 285, + 61, 59, 44, 41, 87, 41, 285, 41, 0, 92, + 0, 284, 41, 284, 41, 41, 99, 44, 41, 59, + 59, 92, 121, 123, 116, 94, 109, 48, -1, -1, + -1, -1, 59, 116, 61, -1, 116, -1, 125, -1, + -1, -1, -1, 123, -1, -1, -1, -1, -1, -1, + -1, 44, -1, -1, -1, 135, -1, -1, -1, 142, + -1, -1, -1, -1, -1, -1, 59, -1, -1, -1, + -1, -1, -1, -1, -1, 38, -1, 40, -1, -1, + 38, -1, 40, 41, 42, -1, 44, -1, -1, -1, + -1, -1, -1, -1, 257, 258, 259, 260, 261, 262, + 263, 59, 265, 266, 267, 268, 269, 270, 271, 272, + 273, 274, 275, 276, 277, 278, 279, 280, 281, 282, + -1, 38, -1, 40, 41, 42, -1, -1, 257, 258, + 259, 260, 261, 262, 263, 264, 265, 266, 267, 268, + 269, 270, 271, 272, 273, 274, 275, 276, 277, 278, + 279, 280, 281, 282, 283, 284, 38, 283, 40, 283, + 42, 257, 291, 256, 257, 258, 259, 260, 261, 262, + 263, 264, 265, 266, 267, 268, 269, 270, 271, 272, + 273, 274, 275, 276, 277, 278, 279, 280, 281, 282, + 38, 285, 40, 257, 258, -1, 289, 258, 259, 260, + 261, 262, 263, 264, 265, 266, 267, 268, 269, 270, + 271, 272, 273, 274, 275, 276, 277, 278, 279, 280, + 281, 282, 38, 284, 40, 41, 42, -1, 44, -1, + 291, 258, 259, 260, 261, 262, 263, 264, 265, 266, + 267, 268, 269, 270, 271, 272, 273, 274, 275, 276, + 277, 278, 279, 280, 281, 282, 38, 284, 40, 41, + 42, -1, 44, -1, 291, 258, 259, 260, 261, 262, + 263, 264, 265, 266, 267, 268, 269, 270, 271, 272, + 273, 274, 275, 276, 277, 278, 279, 280, 281, 282, + 38, 284, 40, 41, 257, 258, 44, -1, 291, 257, + 258, 259, 260, 261, 262, 263, -1, 265, 266, 267, + 268, 269, 270, 271, 272, 273, 274, 275, 276, 277, + 278, 279, 280, 281, 282, 283, 38, -1, 40, 41, + 42, -1, 44, -1, -1, -1, -1, -1, -1, -1, + 257, 258, 259, 260, 261, 262, 263, 59, 265, 266, + 267, 268, 269, 270, 271, 272, 273, 274, 275, 276, + 277, 278, 279, 280, 281, 282, 283, 41, -1, -1, + -1, -1, -1, -1, -1, 257, 258, 259, 260, 261, + 262, 263, -1, 265, 266, 267, 268, 269, 270, 271, + 272, 273, 274, 275, 276, 277, 278, 279, 280, 281, + 282, 283, 38, -1, 40, -1, 42, -1, -1, 257, + 258, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, 59, -1, -1, -1, -1, 38, -1, + 40, -1, 42, -1, -1, 283, -1, -1, -1, -1, + -1, 257, 258, -1, -1, -1, -1, -1, -1, 59, + -1, -1, -1, -1, -1, -1, 38, -1, 40, -1, + 42, -1, -1, -1, -1, -1, -1, 283, -1, -1, + -1, -1, -1, -1, -1, 257, 258, 59, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, 283, -1, -1, -1, -1, -1, -1, -1, 257, + 258, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, 283, -1, -1, -1, -1, + -1, -1, -1, -1, -1, 257, 258, 259, 260, 261, + 262, 263, -1, 265, 266, 267, 268, 269, 270, 271, + 272, 273, 274, 275, 276, 277, 278, 279, 280, 281, + 282, 283, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, 258, 259, 260, 261, 262, 263, + -1, 265, 266, 267, 268, 269, 270, 271, 272, 273, + 274, 275, 276, 277, 278, 279, 280, 281, 282, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, 257, 258, 259, 260, 261, 262, 263, -1, 265, + 266, 267, 268, 269, 270, 271, 272, 273, 274, 275, + 276, 277, 278, 279, 280, 281, 282, 257, 258, 259, + 260, 261, 262, 263, -1, 265, 266, 267, 268, 269, + 270, 271, 272, 273, 274, 275, 276, 277, 278, 279, + 280, 281, 282, -1, -1, 257, 258, 259, 260, 261, + 262, 263, -1, 265, 266, 267, 268, 269, 270, 271, + 272, 273, 274, 275, 276, 277, 278, 279, 280, 281, + 282, 258, 259, 260, 261, 262, 263, 264, 265, 266, + 267, 268, 269, 270, 271, 272, 273, 274, 275, 276, + 277, 278, 279, 280, 281, 282, -1, -1, 258, 259, + 260, 261, 262, 263, 291, 265, 266, 267, 268, 269, + 270, 271, 272, 273, 274, 275, 276, 277, 278, 279, + 280, 281, 282, -1, -1, -1, 286, 258, 259, 260, + 261, 262, 263, 264, 265, 266, 267, 268, 269, 270, + 271, 272, 273, 274, 275, 276, 277, 278, 279, 280, + 281, 282, -1, 284, 258, 259, 260, 261, 262, 263, + 264, 265, 266, 267, 268, 269, 270, 271, 272, 273, + 274, 275, 276, 277, 278, 279, 280, 281, 282, 258, + 259, 260, 261, 262, 263, -1, 265, 266, 267, 268, + 269, 270, 271, 272, 273, 274, 275, 276, 277, 278, + 279, 280, 281, 282, +}; +#define YYFINAL 33 +#ifndef YYDEBUG +#define YYDEBUG 0 +#endif +#define YYMAXTOKEN 291 +#if YYDEBUG +static const char *yyname[] = { + +"end-of-file",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,"'&'",0,"'('","')'","'*'",0,"','",0,0,0,0,0,0,0,0,0,0,0,0,0,0,"';'",0, +"'='",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +"T_IDENTIFIER","T_TYPEDEF_NAME","T_DEFINE_NAME","T_AUTO","T_EXTERN", +"T_REGISTER","T_STATIC","T_TYPEDEF","T_INLINE","T_EXTENSION","T_CHAR", +"T_DOUBLE","T_FLOAT","T_INT","T_VOID","T_LONG","T_SHORT","T_SIGNED", +"T_UNSIGNED","T_ENUM","T_STRUCT","T_UNION","T_Bool","T_Complex","T_Imaginary", +"T_TYPE_QUALIFIER","T_BRACKETS","T_LBRACE","T_MATCHRBRACE","T_ELLIPSIS", +"T_INITIALIZER","T_STRING_LITERAL","T_ASM","T_ASMARG","T_VA_DCL", +}; +static const char *yyrule[] = { +"$accept : program", +"program :", +"program : translation_unit", +"translation_unit : external_declaration", +"translation_unit : translation_unit external_declaration", +"external_declaration : declaration", +"external_declaration : function_definition", +"external_declaration : ';'", +"external_declaration : linkage_specification", +"external_declaration : T_ASM T_ASMARG ';'", +"external_declaration : error T_MATCHRBRACE", +"external_declaration : error ';'", +"braces : T_LBRACE T_MATCHRBRACE", +"linkage_specification : T_EXTERN T_STRING_LITERAL braces", +"linkage_specification : T_EXTERN T_STRING_LITERAL declaration", +"declaration : decl_specifiers ';'", +"declaration : decl_specifiers init_declarator_list ';'", +"$$1 :", +"declaration : any_typedef decl_specifiers $$1 opt_declarator_list ';'", +"any_typedef : T_EXTENSION T_TYPEDEF", +"any_typedef : T_TYPEDEF", +"opt_declarator_list :", +"opt_declarator_list : declarator_list", +"declarator_list : declarator", +"declarator_list : declarator_list ',' declarator", +"$$2 :", +"$$3 :", +"function_definition : decl_specifiers declarator $$2 opt_declaration_list T_LBRACE $$3 T_MATCHRBRACE", +"$$4 :", +"function_definition : declarator $$4 opt_declaration_list T_LBRACE T_MATCHRBRACE", +"opt_declaration_list :", +"opt_declaration_list : T_VA_DCL", +"opt_declaration_list : declaration_list", +"declaration_list : declaration", +"declaration_list : declaration_list declaration", +"decl_specifiers : decl_specifier", +"decl_specifiers : decl_specifiers decl_specifier", +"decl_specifier : storage_class", +"decl_specifier : type_specifier", +"decl_specifier : type_qualifier", +"storage_class : T_AUTO", +"storage_class : T_EXTERN", +"storage_class : T_REGISTER", +"storage_class : T_STATIC", +"storage_class : T_INLINE", +"storage_class : T_EXTENSION", +"type_specifier : T_CHAR", +"type_specifier : T_DOUBLE", +"type_specifier : T_FLOAT", +"type_specifier : T_INT", +"type_specifier : T_LONG", +"type_specifier : T_SHORT", +"type_specifier : T_SIGNED", +"type_specifier : T_UNSIGNED", +"type_specifier : T_VOID", +"type_specifier : T_Bool", +"type_specifier : T_Complex", +"type_specifier : T_Imaginary", +"type_specifier : T_TYPEDEF_NAME", +"type_specifier : struct_or_union_specifier", +"type_specifier : enum_specifier", +"type_qualifier : T_TYPE_QUALIFIER", +"type_qualifier : T_DEFINE_NAME", +"struct_or_union_specifier : struct_or_union any_id braces", +"struct_or_union_specifier : struct_or_union braces", +"struct_or_union_specifier : struct_or_union any_id", +"struct_or_union : T_STRUCT", +"struct_or_union : T_UNION", +"init_declarator_list : init_declarator", +"init_declarator_list : init_declarator_list ',' init_declarator", +"init_declarator : declarator", +"$$5 :", +"init_declarator : declarator '=' $$5 T_INITIALIZER", +"enum_specifier : enumeration any_id braces", +"enum_specifier : enumeration braces", +"enum_specifier : enumeration any_id", +"enumeration : T_ENUM", +"any_id : T_IDENTIFIER", +"any_id : T_TYPEDEF_NAME", +"declarator : pointer direct_declarator", +"declarator : direct_declarator", +"direct_declarator : identifier_or_ref", +"direct_declarator : '(' declarator ')'", +"direct_declarator : direct_declarator T_BRACKETS", +"direct_declarator : direct_declarator '(' parameter_type_list ')'", +"direct_declarator : direct_declarator '(' opt_identifier_list ')'", +"pointer : '*' opt_type_qualifiers", +"pointer : '*' opt_type_qualifiers pointer", +"opt_type_qualifiers :", +"opt_type_qualifiers : type_qualifier_list", +"type_qualifier_list : type_qualifier", +"type_qualifier_list : type_qualifier_list type_qualifier", +"parameter_type_list : parameter_list", +"parameter_type_list : parameter_list ',' T_ELLIPSIS", +"parameter_list : parameter_declaration", +"parameter_list : parameter_list ',' parameter_declaration", +"parameter_declaration : decl_specifiers declarator", +"parameter_declaration : decl_specifiers abs_declarator", +"parameter_declaration : decl_specifiers", +"opt_identifier_list :", +"opt_identifier_list : identifier_list", +"identifier_list : any_id", +"identifier_list : identifier_list ',' any_id", +"identifier_or_ref : any_id", +"identifier_or_ref : '&' any_id", +"abs_declarator : pointer", +"abs_declarator : pointer direct_abs_declarator", +"abs_declarator : direct_abs_declarator", +"direct_abs_declarator : '(' abs_declarator ')'", +"direct_abs_declarator : direct_abs_declarator T_BRACKETS", +"direct_abs_declarator : T_BRACKETS", +"direct_abs_declarator : direct_abs_declarator '(' parameter_type_list ')'", +"direct_abs_declarator : direct_abs_declarator '(' ')'", +"direct_abs_declarator : '(' parameter_type_list ')'", +"direct_abs_declarator : '(' ')'", + +}; +#endif + +int yydebug; +int yynerrs; + +int yyerrflag; +int yychar; +YYSTYPE yyval; +YYSTYPE yylval; + +/* define the initial stack-sizes */ +#ifdef YYSTACKSIZE +#undef YYMAXDEPTH +#define YYMAXDEPTH YYSTACKSIZE +#else +#ifdef YYMAXDEPTH +#define YYSTACKSIZE YYMAXDEPTH +#else +#define YYSTACKSIZE 500 +#define YYMAXDEPTH 500 +#endif +#endif + +#define YYINITSTACKSIZE 500 + +typedef struct { + unsigned stacksize; + short *s_base; + short *s_mark; + short *s_last; + YYSTYPE *l_base; + YYSTYPE *l_mark; +} YYSTACKDATA; +/* variables for the parser stack */ +static YYSTACKDATA yystack; +#line 1014 "grammar.y" + +/* lex.yy.c */ +#define BEGIN yy_start = 1 + 2 * + +#define CPP1 1 +#define INIT1 2 +#define INIT2 3 +#define CURLY 4 +#define LEXYACC 5 +#define ASM 6 +#define CPP_INLINE 7 + +extern char *yytext; +extern FILE *yyin, *yyout; + +static int curly; /* number of curly brace nesting levels */ +static int ly_count; /* number of occurances of %% */ +static int inc_depth; /* include nesting level */ +static SymbolTable *included_files; /* files already included */ +static int yy_start = 0; /* start state number */ + +#define grammar_error(s) yaccError(s) + +static void +yaccError (const char *msg) +{ + func_params = NULL; + put_error(); /* tell what line we're on, and what file */ + fprintf(stderr, "%s at token '%s'\n", msg, yytext); +} + +/* Initialize the table of type qualifier keywords recognized by the lexical + * analyzer. + */ +void +init_parser (void) +{ + static const char *keywords[] = { + "const", + "restrict", + "volatile", + "interrupt", +#ifdef vms + "noshare", + "readonly", +#endif +#if defined(MSDOS) || defined(OS2) + "__cdecl", + "__export", + "__far", + "__fastcall", + "__fortran", + "__huge", + "__inline", + "__interrupt", + "__loadds", + "__near", + "__pascal", + "__saveregs", + "__segment", + "__stdcall", + "__syscall", + "_cdecl", + "_cs", + "_ds", + "_es", + "_export", + "_far", + "_fastcall", + "_fortran", + "_huge", + "_interrupt", + "_loadds", + "_near", + "_pascal", + "_saveregs", + "_seg", + "_segment", + "_ss", + "cdecl", + "far", + "huge", + "near", + "pascal", +#ifdef OS2 + "__far16", +#endif +#endif +#ifdef __GNUC__ + /* gcc aliases */ + "__builtin_va_arg", + "__builtin_va_list", + "__const", + "__const__", + "__inline", + "__inline__", + "__restrict", + "__restrict__", + "__volatile", + "__volatile__", +#endif + }; + unsigned i; + + /* Initialize type qualifier table. */ + type_qualifiers = new_symbol_table(); + for (i = 0; i < sizeof(keywords)/sizeof(keywords[0]); ++i) { + new_symbol(type_qualifiers, keywords[i], NULL, DS_NONE); + } +} + +/* Process the C source file. Write function prototypes to the standard + * output. Convert function definitions and write the converted source + * code to a temporary file. + */ +void +process_file (FILE *infile, char *name) +{ + char *s; + + if (strlen(name) > 2) { + s = name + strlen(name) - 2; + if (*s == '.') { + ++s; + if (*s == 'l' || *s == 'y') + BEGIN LEXYACC; +#if defined(MSDOS) || defined(OS2) + if (*s == 'L' || *s == 'Y') + BEGIN LEXYACC; +#endif + } + } + + included_files = new_symbol_table(); + typedef_names = new_symbol_table(); + define_names = new_symbol_table(); + inc_depth = -1; + curly = 0; + ly_count = 0; + func_params = NULL; + yyin = infile; + include_file(strcpy(base_file, name), func_style != FUNC_NONE); + if (file_comments) { +#if OPT_LINTLIBRARY + if (lintLibrary()) { + put_blankline(stdout); + begin_tracking(); + } +#endif + put_string(stdout, "/* "); + put_string(stdout, cur_file_name()); + put_string(stdout, " */\n"); + } + yyparse(); + free_symbol_table(define_names); + free_symbol_table(typedef_names); + free_symbol_table(included_files); +} + +#ifdef NO_LEAKS +void +free_parser(void) +{ + free_symbol_table (type_qualifiers); +#ifdef FLEX_SCANNER + if (yy_current_buffer != 0) + yy_delete_buffer(yy_current_buffer); +#endif +} +#endif +#line 1085 "grammar.tab.c" + +#if YYDEBUG +#include /* needed for printf */ +#endif + +#include /* needed for malloc, etc */ +#include /* needed for memset */ + +/* allocate initial stack or double stack size, up to YYMAXDEPTH */ +static int yygrowstack(YYSTACKDATA *data) +{ + int i; + unsigned newsize; + short *newss; + YYSTYPE *newvs; + + if ((newsize = data->stacksize) == 0) + newsize = YYINITSTACKSIZE; + else if (newsize >= YYMAXDEPTH) + return -1; + else if ((newsize *= 2) > YYMAXDEPTH) + newsize = YYMAXDEPTH; + + i = data->s_mark - data->s_base; + newss = (short *)realloc(data->s_base, newsize * sizeof(*newss)); + if (newss == 0) + return -1; + + data->s_base = newss; + data->s_mark = newss + i; + + newvs = (YYSTYPE *)realloc(data->l_base, newsize * sizeof(*newvs)); + if (newvs == 0) + return -1; + + data->l_base = newvs; + data->l_mark = newvs + i; + + data->stacksize = newsize; + data->s_last = data->s_base + newsize - 1; + return 0; +} + +#if YYPURE || defined(YY_NO_LEAKS) +static void yyfreestack(YYSTACKDATA *data) +{ + free(data->s_base); + free(data->l_base); + memset(data, 0, sizeof(*data)); +} +#else +#define yyfreestack(data) /* nothing */ +#endif + +#define YYABORT goto yyabort +#define YYREJECT goto yyabort +#define YYACCEPT goto yyaccept +#define YYERROR goto yyerrlab + +int +YYPARSE_DECL() +{ + int yym, yyn, yystate; +#if YYDEBUG + const char *yys; + + if ((yys = getenv("YYDEBUG")) != 0) + { + yyn = *yys; + if (yyn >= '0' && yyn <= '9') + yydebug = yyn - '0'; + } +#endif + + yynerrs = 0; + yyerrflag = 0; + yychar = YYEMPTY; + yystate = 0; + +#if YYPURE + memset(&yystack, 0, sizeof(yystack)); +#endif + + if (yystack.s_base == NULL && yygrowstack(&yystack)) goto yyoverflow; + yystack.s_mark = yystack.s_base; + yystack.l_mark = yystack.l_base; + yystate = 0; + *yystack.s_mark = 0; + +yyloop: + if ((yyn = yydefred[yystate]) != 0) goto yyreduce; + if (yychar < 0) + { + if ((yychar = YYLEX) < 0) yychar = 0; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, reading %d (%s)\n", + YYPREFIX, yystate, yychar, yys); + } +#endif + } + if ((yyn = yysindex[yystate]) && (yyn += yychar) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yychar) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, shifting to state %d\n", + YYPREFIX, yystate, yytable[yyn]); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + yystate = yytable[yyn]; + *++yystack.s_mark = yytable[yyn]; + *++yystack.l_mark = yylval; + yychar = YYEMPTY; + if (yyerrflag > 0) --yyerrflag; + goto yyloop; + } + if ((yyn = yyrindex[yystate]) && (yyn += yychar) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yychar) + { + yyn = yytable[yyn]; + goto yyreduce; + } + if (yyerrflag) goto yyinrecovery; + + yyerror("syntax error"); + + goto yyerrlab; + +yyerrlab: + ++yynerrs; + +yyinrecovery: + if (yyerrflag < 3) + { + yyerrflag = 3; + for (;;) + { + if ((yyn = yysindex[*yystack.s_mark]) && (yyn += YYERRCODE) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == YYERRCODE) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, error recovery shifting\ + to state %d\n", YYPREFIX, *yystack.s_mark, yytable[yyn]); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + yystate = yytable[yyn]; + *++yystack.s_mark = yytable[yyn]; + *++yystack.l_mark = yylval; + goto yyloop; + } + else + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: error recovery discarding state %d\n", + YYPREFIX, *yystack.s_mark); +#endif + if (yystack.s_mark <= yystack.s_base) goto yyabort; + --yystack.s_mark; + --yystack.l_mark; + } + } + } + else + { + if (yychar == 0) goto yyabort; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, error recovery discards token %d (%s)\n", + YYPREFIX, yystate, yychar, yys); + } +#endif + yychar = YYEMPTY; + goto yyloop; + } + +yyreduce: +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, reducing by rule %d (%s)\n", + YYPREFIX, yystate, yyn, yyrule[yyn]); +#endif + yym = yylen[yyn]; + if (yym) + yyval = yystack.l_mark[1-yym]; + else + memset(&yyval, 0, sizeof yyval); + switch (yyn) + { +case 10: +#line 377 "grammar.y" + { + yyerrok; + } +break; +case 11: +#line 381 "grammar.y" + { + yyerrok; + } +break; +case 13: +#line 392 "grammar.y" + { + /* Provide an empty action here so bison will not complain about + * incompatible types in the default action it normally would + * have generated. + */ + } +break; +case 14: +#line 399 "grammar.y" + { + /* empty */ + } +break; +case 15: +#line 406 "grammar.y" + { +#if OPT_LINTLIBRARY + if (types_out && want_typedef()) { + gen_declarations(&yystack.l_mark[-1].decl_spec, (DeclaratorList *)0); + flush_varargs(); + } +#endif + free_decl_spec(&yystack.l_mark[-1].decl_spec); + end_typedef(); + } +break; +case 16: +#line 417 "grammar.y" + { + if (func_params != NULL) { + set_param_types(func_params, &yystack.l_mark[-2].decl_spec, &yystack.l_mark[-1].decl_list); + } else { + gen_declarations(&yystack.l_mark[-2].decl_spec, &yystack.l_mark[-1].decl_list); +#if OPT_LINTLIBRARY + flush_varargs(); +#endif + free_decl_list(&yystack.l_mark[-1].decl_list); + } + free_decl_spec(&yystack.l_mark[-2].decl_spec); + end_typedef(); + } +break; +case 17: +#line 431 "grammar.y" + { + cur_decl_spec_flags = yystack.l_mark[0].decl_spec.flags; + free_decl_spec(&yystack.l_mark[0].decl_spec); + } +break; +case 18: +#line 436 "grammar.y" + { + end_typedef(); + } +break; +case 19: +#line 443 "grammar.y" + { + begin_typedef(); + } +break; +case 20: +#line 447 "grammar.y" + { + begin_typedef(); + } +break; +case 23: +#line 459 "grammar.y" + { + int flags = cur_decl_spec_flags; + + /* If the typedef is a pointer type, then reset the short type + * flags so it does not get promoted. + */ + if (strcmp(yystack.l_mark[0].declarator->text, yystack.l_mark[0].declarator->name) != 0) + flags &= ~(DS_CHAR | DS_SHORT | DS_FLOAT); + new_symbol(typedef_names, yystack.l_mark[0].declarator->name, NULL, flags); + free_declarator(yystack.l_mark[0].declarator); + } +break; +case 24: +#line 471 "grammar.y" + { + int flags = cur_decl_spec_flags; + + if (strcmp(yystack.l_mark[0].declarator->text, yystack.l_mark[0].declarator->name) != 0) + flags &= ~(DS_CHAR | DS_SHORT | DS_FLOAT); + new_symbol(typedef_names, yystack.l_mark[0].declarator->name, NULL, flags); + free_declarator(yystack.l_mark[0].declarator); + } +break; +case 25: +#line 483 "grammar.y" + { + check_untagged(&yystack.l_mark[-1].decl_spec); + if (yystack.l_mark[0].declarator->func_def == FUNC_NONE) { + yyerror("syntax error"); + YYERROR; + } + func_params = &(yystack.l_mark[0].declarator->head->params); + func_params->begin_comment = cur_file->begin_comment; + func_params->end_comment = cur_file->end_comment; + } +break; +case 26: +#line 494 "grammar.y" + { + /* If we're converting to K&R and we've got a nominally K&R + * function which has a parameter which is ANSI (i.e., a prototyped + * function pointer), then we must override the deciphered value of + * 'func_def' so that the parameter will be converted. + */ + if (func_style == FUNC_TRADITIONAL + && haveAnsiParam() + && yystack.l_mark[-3].declarator->head->func_def == func_style) { + yystack.l_mark[-3].declarator->head->func_def = FUNC_BOTH; + } + + func_params = NULL; + + if (cur_file->convert) + gen_func_definition(&yystack.l_mark[-4].decl_spec, yystack.l_mark[-3].declarator); + gen_prototype(&yystack.l_mark[-4].decl_spec, yystack.l_mark[-3].declarator); +#if OPT_LINTLIBRARY + flush_varargs(); +#endif + free_decl_spec(&yystack.l_mark[-4].decl_spec); + free_declarator(yystack.l_mark[-3].declarator); + } +break; +case 28: +#line 519 "grammar.y" + { + if (yystack.l_mark[0].declarator->func_def == FUNC_NONE) { + yyerror("syntax error"); + YYERROR; + } + func_params = &(yystack.l_mark[0].declarator->head->params); + func_params->begin_comment = cur_file->begin_comment; + func_params->end_comment = cur_file->end_comment; + } +break; +case 29: +#line 529 "grammar.y" + { + DeclSpec decl_spec; + + func_params = NULL; + + new_decl_spec(&decl_spec, dft_decl_spec(), yystack.l_mark[-4].declarator->begin, DS_NONE); + if (cur_file->convert) + gen_func_definition(&decl_spec, yystack.l_mark[-4].declarator); + gen_prototype(&decl_spec, yystack.l_mark[-4].declarator); +#if OPT_LINTLIBRARY + flush_varargs(); +#endif + free_decl_spec(&decl_spec); + free_declarator(yystack.l_mark[-4].declarator); + } +break; +case 36: +#line 560 "grammar.y" + { + join_decl_specs(&yyval.decl_spec, &yystack.l_mark[-1].decl_spec, &yystack.l_mark[0].decl_spec); + free(yystack.l_mark[-1].decl_spec.text); + free(yystack.l_mark[0].decl_spec.text); + } +break; +case 40: +#line 575 "grammar.y" + { + new_decl_spec(&yyval.decl_spec, yystack.l_mark[0].text.text, yystack.l_mark[0].text.begin, DS_NONE); + } +break; +case 41: +#line 579 "grammar.y" + { + new_decl_spec(&yyval.decl_spec, yystack.l_mark[0].text.text, yystack.l_mark[0].text.begin, DS_EXTERN); + } +break; +case 42: +#line 583 "grammar.y" + { + new_decl_spec(&yyval.decl_spec, yystack.l_mark[0].text.text, yystack.l_mark[0].text.begin, DS_NONE); + } +break; +case 43: +#line 587 "grammar.y" + { + new_decl_spec(&yyval.decl_spec, yystack.l_mark[0].text.text, yystack.l_mark[0].text.begin, DS_STATIC); + } +break; +case 44: +#line 591 "grammar.y" + { + new_decl_spec(&yyval.decl_spec, yystack.l_mark[0].text.text, yystack.l_mark[0].text.begin, DS_INLINE); + } +break; +case 45: +#line 595 "grammar.y" + { + new_decl_spec(&yyval.decl_spec, yystack.l_mark[0].text.text, yystack.l_mark[0].text.begin, DS_JUNK); + } +break; +case 46: +#line 602 "grammar.y" + { + new_decl_spec(&yyval.decl_spec, yystack.l_mark[0].text.text, yystack.l_mark[0].text.begin, DS_CHAR); + } +break; +case 47: +#line 606 "grammar.y" + { + new_decl_spec(&yyval.decl_spec, yystack.l_mark[0].text.text, yystack.l_mark[0].text.begin, DS_NONE); + } +break; +case 48: +#line 610 "grammar.y" + { + new_decl_spec(&yyval.decl_spec, yystack.l_mark[0].text.text, yystack.l_mark[0].text.begin, DS_FLOAT); + } +break; +case 49: +#line 614 "grammar.y" + { + new_decl_spec(&yyval.decl_spec, yystack.l_mark[0].text.text, yystack.l_mark[0].text.begin, DS_NONE); + } +break; +case 50: +#line 618 "grammar.y" + { + new_decl_spec(&yyval.decl_spec, yystack.l_mark[0].text.text, yystack.l_mark[0].text.begin, DS_NONE); + } +break; +case 51: +#line 622 "grammar.y" + { + new_decl_spec(&yyval.decl_spec, yystack.l_mark[0].text.text, yystack.l_mark[0].text.begin, DS_SHORT); + } +break; +case 52: +#line 626 "grammar.y" + { + new_decl_spec(&yyval.decl_spec, yystack.l_mark[0].text.text, yystack.l_mark[0].text.begin, DS_NONE); + } +break; +case 53: +#line 630 "grammar.y" + { + new_decl_spec(&yyval.decl_spec, yystack.l_mark[0].text.text, yystack.l_mark[0].text.begin, DS_NONE); + } +break; +case 54: +#line 634 "grammar.y" + { + new_decl_spec(&yyval.decl_spec, yystack.l_mark[0].text.text, yystack.l_mark[0].text.begin, DS_NONE); + } +break; +case 55: +#line 638 "grammar.y" + { + new_decl_spec(&yyval.decl_spec, yystack.l_mark[0].text.text, yystack.l_mark[0].text.begin, DS_CHAR); + } +break; +case 56: +#line 642 "grammar.y" + { + new_decl_spec(&yyval.decl_spec, yystack.l_mark[0].text.text, yystack.l_mark[0].text.begin, DS_NONE); + } +break; +case 57: +#line 646 "grammar.y" + { + new_decl_spec(&yyval.decl_spec, yystack.l_mark[0].text.text, yystack.l_mark[0].text.begin, DS_NONE); + } +break; +case 58: +#line 650 "grammar.y" + { + Symbol *s; + s = find_symbol(typedef_names, yystack.l_mark[0].text.text); + if (s != NULL) + new_decl_spec(&yyval.decl_spec, yystack.l_mark[0].text.text, yystack.l_mark[0].text.begin, s->flags); + } +break; +case 61: +#line 662 "grammar.y" + { + new_decl_spec(&yyval.decl_spec, yystack.l_mark[0].text.text, yystack.l_mark[0].text.begin, DS_NONE); + } +break; +case 62: +#line 666 "grammar.y" + { + /* This rule allows the nonterminal to scan #define + * names as if they were type modifiers. + */ + Symbol *s; + s = find_symbol(define_names, yystack.l_mark[0].text.text); + if (s != NULL) + new_decl_spec(&yyval.decl_spec, yystack.l_mark[0].text.text, yystack.l_mark[0].text.begin, s->flags); + } +break; +case 63: +#line 679 "grammar.y" + { + char *s; + if ((s = implied_typedef()) == 0) + (void)sprintf(s = buf, "%s %s", yystack.l_mark[-2].text.text, yystack.l_mark[-1].text.text); + new_decl_spec(&yyval.decl_spec, s, yystack.l_mark[-2].text.begin, DS_NONE); + } +break; +case 64: +#line 686 "grammar.y" + { + char *s; + if ((s = implied_typedef()) == 0) + (void)sprintf(s = buf, "%s {}", yystack.l_mark[-1].text.text); + new_decl_spec(&yyval.decl_spec, s, yystack.l_mark[-1].text.begin, DS_NONE); + } +break; +case 65: +#line 693 "grammar.y" + { + (void)sprintf(buf, "%s %s", yystack.l_mark[-1].text.text, yystack.l_mark[0].text.text); + new_decl_spec(&yyval.decl_spec, buf, yystack.l_mark[-1].text.begin, DS_NONE); + } +break; +case 66: +#line 701 "grammar.y" + { + imply_typedef(yyval.text.text); + } +break; +case 67: +#line 705 "grammar.y" + { + imply_typedef(yyval.text.text); + } +break; +case 68: +#line 712 "grammar.y" + { + new_decl_list(&yyval.decl_list, yystack.l_mark[0].declarator); + } +break; +case 69: +#line 716 "grammar.y" + { + add_decl_list(&yyval.decl_list, &yystack.l_mark[-2].decl_list, yystack.l_mark[0].declarator); + } +break; +case 70: +#line 723 "grammar.y" + { + if (yystack.l_mark[0].declarator->func_def != FUNC_NONE && func_params == NULL && + func_style == FUNC_TRADITIONAL && cur_file->convert) { + gen_func_declarator(yystack.l_mark[0].declarator); + fputs(cur_text(), cur_file->tmp_file); + } + cur_declarator = yyval.declarator; + } +break; +case 71: +#line 732 "grammar.y" + { + if (yystack.l_mark[-1].declarator->func_def != FUNC_NONE && func_params == NULL && + func_style == FUNC_TRADITIONAL && cur_file->convert) { + gen_func_declarator(yystack.l_mark[-1].declarator); + fputs(" =", cur_file->tmp_file); + } + } +break; +case 73: +#line 744 "grammar.y" + { + char *s; + if ((s = implied_typedef()) == 0) + (void)sprintf(s = buf, "enum %s", yystack.l_mark[-1].text.text); + new_decl_spec(&yyval.decl_spec, s, yystack.l_mark[-2].text.begin, DS_NONE); + } +break; +case 74: +#line 751 "grammar.y" + { + char *s; + if ((s = implied_typedef()) == 0) + (void)sprintf(s = buf, "%s {}", yystack.l_mark[-1].text.text); + new_decl_spec(&yyval.decl_spec, s, yystack.l_mark[-1].text.begin, DS_NONE); + } +break; +case 75: +#line 758 "grammar.y" + { + (void)sprintf(buf, "enum %s", yystack.l_mark[0].text.text); + new_decl_spec(&yyval.decl_spec, buf, yystack.l_mark[-1].text.begin, DS_NONE); + } +break; +case 76: +#line 766 "grammar.y" + { + imply_typedef("enum"); + yyval.text = yystack.l_mark[0].text; + } +break; +case 79: +#line 779 "grammar.y" + { + yyval.declarator = yystack.l_mark[0].declarator; + (void)sprintf(buf, "%s%s", yystack.l_mark[-1].text.text, yyval.declarator->text); + free(yyval.declarator->text); + yyval.declarator->text = xstrdup(buf); + yyval.declarator->begin = yystack.l_mark[-1].text.begin; + yyval.declarator->pointer = TRUE; + } +break; +case 81: +#line 792 "grammar.y" + { + yyval.declarator = new_declarator(yystack.l_mark[0].text.text, yystack.l_mark[0].text.text, yystack.l_mark[0].text.begin); + } +break; +case 82: +#line 796 "grammar.y" + { + yyval.declarator = yystack.l_mark[-1].declarator; + (void)sprintf(buf, "(%s)", yyval.declarator->text); + free(yyval.declarator->text); + yyval.declarator->text = xstrdup(buf); + yyval.declarator->begin = yystack.l_mark[-2].text.begin; + } +break; +case 83: +#line 804 "grammar.y" + { + yyval.declarator = yystack.l_mark[-1].declarator; + (void)sprintf(buf, "%s%s", yyval.declarator->text, yystack.l_mark[0].text.text); + free(yyval.declarator->text); + yyval.declarator->text = xstrdup(buf); + } +break; +case 84: +#line 811 "grammar.y" + { + yyval.declarator = new_declarator("%s()", yystack.l_mark[-3].declarator->name, yystack.l_mark[-3].declarator->begin); + yyval.declarator->params = yystack.l_mark[-1].param_list; + yyval.declarator->func_stack = yystack.l_mark[-3].declarator; + yyval.declarator->head = (yystack.l_mark[-3].declarator->func_stack == NULL) ? yyval.declarator : yystack.l_mark[-3].declarator->head; + yyval.declarator->func_def = FUNC_ANSI; + } +break; +case 85: +#line 819 "grammar.y" + { + yyval.declarator = new_declarator("%s()", yystack.l_mark[-3].declarator->name, yystack.l_mark[-3].declarator->begin); + yyval.declarator->params = yystack.l_mark[-1].param_list; + yyval.declarator->func_stack = yystack.l_mark[-3].declarator; + yyval.declarator->head = (yystack.l_mark[-3].declarator->func_stack == NULL) ? yyval.declarator : yystack.l_mark[-3].declarator->head; + yyval.declarator->func_def = FUNC_TRADITIONAL; + } +break; +case 86: +#line 830 "grammar.y" + { + (void)sprintf(yyval.text.text, "*%s", yystack.l_mark[0].text.text); + yyval.text.begin = yystack.l_mark[-1].text.begin; + } +break; +case 87: +#line 835 "grammar.y" + { + (void)sprintf(yyval.text.text, "*%s%s", yystack.l_mark[-1].text.text, yystack.l_mark[0].text.text); + yyval.text.begin = yystack.l_mark[-2].text.begin; + } +break; +case 88: +#line 843 "grammar.y" + { + strcpy(yyval.text.text, ""); + yyval.text.begin = 0L; + } +break; +case 90: +#line 852 "grammar.y" + { + (void)sprintf(yyval.text.text, "%s ", yystack.l_mark[0].decl_spec.text); + yyval.text.begin = yystack.l_mark[0].decl_spec.begin; + free(yystack.l_mark[0].decl_spec.text); + } +break; +case 91: +#line 858 "grammar.y" + { + (void)sprintf(yyval.text.text, "%s%s ", yystack.l_mark[-1].text.text, yystack.l_mark[0].decl_spec.text); + yyval.text.begin = yystack.l_mark[-1].text.begin; + free(yystack.l_mark[0].decl_spec.text); + } +break; +case 93: +#line 868 "grammar.y" + { + add_ident_list(&yyval.param_list, &yystack.l_mark[-2].param_list, "..."); + } +break; +case 94: +#line 875 "grammar.y" + { + new_param_list(&yyval.param_list, yystack.l_mark[0].parameter); + } +break; +case 95: +#line 879 "grammar.y" + { + add_param_list(&yyval.param_list, &yystack.l_mark[-2].param_list, yystack.l_mark[0].parameter); + } +break; +case 96: +#line 886 "grammar.y" + { + check_untagged(&yystack.l_mark[-1].decl_spec); + yyval.parameter = new_parameter(&yystack.l_mark[-1].decl_spec, yystack.l_mark[0].declarator); + } +break; +case 97: +#line 891 "grammar.y" + { + check_untagged(&yystack.l_mark[-1].decl_spec); + yyval.parameter = new_parameter(&yystack.l_mark[-1].decl_spec, yystack.l_mark[0].declarator); + } +break; +case 98: +#line 896 "grammar.y" + { + check_untagged(&yystack.l_mark[0].decl_spec); + yyval.parameter = new_parameter(&yystack.l_mark[0].decl_spec, (Declarator *)0); + } +break; +case 99: +#line 904 "grammar.y" + { + new_ident_list(&yyval.param_list); + } +break; +case 101: +#line 912 "grammar.y" + { + new_ident_list(&yyval.param_list); + add_ident_list(&yyval.param_list, &yyval.param_list, yystack.l_mark[0].text.text); + } +break; +case 102: +#line 917 "grammar.y" + { + add_ident_list(&yyval.param_list, &yystack.l_mark[-2].param_list, yystack.l_mark[0].text.text); + } +break; +case 103: +#line 924 "grammar.y" + { + yyval.text = yystack.l_mark[0].text; + } +break; +case 104: +#line 928 "grammar.y" + { +#if OPT_LINTLIBRARY + if (lintLibrary()) { /* Lint doesn't grok C++ ref variables */ + yyval.text = yystack.l_mark[0].text; + } else +#endif + (void)sprintf(yyval.text.text, "&%s", yystack.l_mark[0].text.text); + yyval.text.begin = yystack.l_mark[-1].text.begin; + } +break; +case 105: +#line 941 "grammar.y" + { + yyval.declarator = new_declarator(yystack.l_mark[0].text.text, "", yystack.l_mark[0].text.begin); + } +break; +case 106: +#line 945 "grammar.y" + { + yyval.declarator = yystack.l_mark[0].declarator; + (void)sprintf(buf, "%s%s", yystack.l_mark[-1].text.text, yyval.declarator->text); + free(yyval.declarator->text); + yyval.declarator->text = xstrdup(buf); + yyval.declarator->begin = yystack.l_mark[-1].text.begin; + } +break; +case 108: +#line 957 "grammar.y" + { + yyval.declarator = yystack.l_mark[-1].declarator; + (void)sprintf(buf, "(%s)", yyval.declarator->text); + free(yyval.declarator->text); + yyval.declarator->text = xstrdup(buf); + yyval.declarator->begin = yystack.l_mark[-2].text.begin; + } +break; +case 109: +#line 965 "grammar.y" + { + yyval.declarator = yystack.l_mark[-1].declarator; + (void)sprintf(buf, "%s%s", yyval.declarator->text, yystack.l_mark[0].text.text); + free(yyval.declarator->text); + yyval.declarator->text = xstrdup(buf); + } +break; +case 110: +#line 972 "grammar.y" + { + yyval.declarator = new_declarator(yystack.l_mark[0].text.text, "", yystack.l_mark[0].text.begin); + } +break; +case 111: +#line 976 "grammar.y" + { + yyval.declarator = new_declarator("%s()", "", yystack.l_mark[-3].declarator->begin); + yyval.declarator->params = yystack.l_mark[-1].param_list; + yyval.declarator->func_stack = yystack.l_mark[-3].declarator; + yyval.declarator->head = (yystack.l_mark[-3].declarator->func_stack == NULL) ? yyval.declarator : yystack.l_mark[-3].declarator->head; + yyval.declarator->func_def = FUNC_ANSI; + } +break; +case 112: +#line 984 "grammar.y" + { + yyval.declarator = new_declarator("%s()", "", yystack.l_mark[-2].declarator->begin); + yyval.declarator->func_stack = yystack.l_mark[-2].declarator; + yyval.declarator->head = (yystack.l_mark[-2].declarator->func_stack == NULL) ? yyval.declarator : yystack.l_mark[-2].declarator->head; + yyval.declarator->func_def = FUNC_ANSI; + } +break; +case 113: +#line 991 "grammar.y" + { + Declarator *d; + + d = new_declarator("", "", yystack.l_mark[-2].text.begin); + yyval.declarator = new_declarator("%s()", "", yystack.l_mark[-2].text.begin); + yyval.declarator->params = yystack.l_mark[-1].param_list; + yyval.declarator->func_stack = d; + yyval.declarator->head = yyval.declarator; + yyval.declarator->func_def = FUNC_ANSI; + } +break; +case 114: +#line 1002 "grammar.y" + { + Declarator *d; + + d = new_declarator("", "", yystack.l_mark[-1].text.begin); + yyval.declarator = new_declarator("%s()", "", yystack.l_mark[-1].text.begin); + yyval.declarator->func_stack = d; + yyval.declarator->head = yyval.declarator; + yyval.declarator->func_def = FUNC_ANSI; + } +break; +#line 1965 "grammar.tab.c" + } + yystack.s_mark -= yym; + yystate = *yystack.s_mark; + yystack.l_mark -= yym; + yym = yylhs[yyn]; + if (yystate == 0 && yym == 0) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: after reduction, shifting from state 0 to\ + state %d\n", YYPREFIX, YYFINAL); +#endif + yystate = YYFINAL; + *++yystack.s_mark = YYFINAL; + *++yystack.l_mark = yyval; + if (yychar < 0) + { + if ((yychar = YYLEX) < 0) yychar = 0; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, reading %d (%s)\n", + YYPREFIX, YYFINAL, yychar, yys); + } +#endif + } + if (yychar == 0) goto yyaccept; + goto yyloop; + } + if ((yyn = yygindex[yym]) && (yyn += yystate) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yystate) + yystate = yytable[yyn]; + else + yystate = yydgoto[yym]; +#if YYDEBUG + if (yydebug) + printf("%sdebug: after reduction, shifting from state %d \ +to state %d\n", YYPREFIX, *yystack.s_mark, yystate); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + *++yystack.s_mark = (short) yystate; + *++yystack.l_mark = yyval; + goto yyloop; + +yyoverflow: + yyerror("yacc stack overflow"); + +yyabort: + yyfreestack(&yystack); + return (1); + +yyaccept: + yyfreestack(&yystack); + return (0); +} diff --git a/test/grammar.tab.h b/test/grammar.tab.h new file mode 100644 index 000000000000..531dd2e849b2 --- /dev/null +++ b/test/grammar.tab.h @@ -0,0 +1,35 @@ +#define T_IDENTIFIER 257 +#define T_TYPEDEF_NAME 258 +#define T_DEFINE_NAME 259 +#define T_AUTO 260 +#define T_EXTERN 261 +#define T_REGISTER 262 +#define T_STATIC 263 +#define T_TYPEDEF 264 +#define T_INLINE 265 +#define T_EXTENSION 266 +#define T_CHAR 267 +#define T_DOUBLE 268 +#define T_FLOAT 269 +#define T_INT 270 +#define T_VOID 271 +#define T_LONG 272 +#define T_SHORT 273 +#define T_SIGNED 274 +#define T_UNSIGNED 275 +#define T_ENUM 276 +#define T_STRUCT 277 +#define T_UNION 278 +#define T_Bool 279 +#define T_Complex 280 +#define T_Imaginary 281 +#define T_TYPE_QUALIFIER 282 +#define T_BRACKETS 283 +#define T_LBRACE 284 +#define T_MATCHRBRACE 285 +#define T_ELLIPSIS 286 +#define T_INITIALIZER 287 +#define T_STRING_LITERAL 288 +#define T_ASM 289 +#define T_ASMARG 290 +#define T_VA_DCL 291 diff --git a/test/grammar.y b/test/grammar.y new file mode 100644 index 000000000000..675552268370 --- /dev/null +++ b/test/grammar.y @@ -0,0 +1,1183 @@ +/* $Id: grammar.y,v 1.5 2012/01/15 20:00:59 tom Exp $ + * + * yacc grammar for C function prototype generator + * This was derived from the grammar in Appendix A of + * "The C Programming Language" by Kernighan and Ritchie. + */ +%expect 1 +%{ +#ifdef YYBISON +#include +#define YYSTYPE_IS_DECLARED +#define yyerror yaccError +#endif + +#if defined(YYBISON) || !defined(YYBYACC) +static void yyerror(const char *s); +#endif +%} + +%token '(' '*' '&' + /* identifiers that are not reserved words */ + T_IDENTIFIER T_TYPEDEF_NAME T_DEFINE_NAME + + /* storage class */ + T_AUTO T_EXTERN T_REGISTER T_STATIC T_TYPEDEF + /* This keyword included for compatibility with C++. */ + T_INLINE + /* This keyword included for compatibility with GCC */ + T_EXTENSION + + /* type specifiers */ + T_CHAR T_DOUBLE T_FLOAT T_INT T_VOID + T_LONG T_SHORT T_SIGNED T_UNSIGNED + T_ENUM T_STRUCT T_UNION + /* C9X new types */ + T_Bool T_Complex T_Imaginary + + /* type qualifiers */ + T_TYPE_QUALIFIER + + /* paired square brackets and everything between them: [ ... ] */ + T_BRACKETS + +%token + /* left brace */ + T_LBRACE + /* all input to the matching right brace */ + T_MATCHRBRACE + + /* three periods */ + T_ELLIPSIS + + /* constant expression or paired braces following an equal sign */ + T_INITIALIZER + + /* string literal */ + T_STRING_LITERAL + + /* asm */ + T_ASM + /* ( "string literal" ) following asm keyword */ + T_ASMARG + + /* va_dcl from */ + T_VA_DCL + +%type decl_specifiers decl_specifier +%type storage_class type_specifier type_qualifier +%type struct_or_union_specifier enum_specifier +%type init_declarator_list +%type init_declarator declarator direct_declarator +%type abs_declarator direct_abs_declarator +%type parameter_type_list parameter_list +%type parameter_declaration +%type opt_identifier_list identifier_list +%type struct_or_union pointer opt_type_qualifiers type_qualifier_list + any_id identifier_or_ref +%type enumeration + +%{ +#include +#include +#include + +#define OPT_LINTLIBRARY 1 + +#ifndef TRUE +#define TRUE (1) +#endif + +#ifndef FALSE +#define FALSE (0) +#endif + +/* #include "cproto.h" */ +#define MAX_TEXT_SIZE 1024 + +/* Prototype styles */ +#if OPT_LINTLIBRARY +#define PROTO_ANSI_LLIB -2 /* form ANSI lint-library source */ +#define PROTO_LINTLIBRARY -1 /* form lint-library source */ +#endif +#define PROTO_NONE 0 /* do not output any prototypes */ +#define PROTO_TRADITIONAL 1 /* comment out parameters */ +#define PROTO_ABSTRACT 2 /* comment out parameter names */ +#define PROTO_ANSI 3 /* ANSI C prototype */ + +typedef int PrototypeStyle; + +typedef char boolean; + +extern boolean types_out; +extern PrototypeStyle proto_style; + +#define ansiLintLibrary() (proto_style == PROTO_ANSI_LLIB) +#define knrLintLibrary() (proto_style == PROTO_LINTLIBRARY) +#define lintLibrary() (knrLintLibrary() || ansiLintLibrary()) + +#if OPT_LINTLIBRARY +#define FUNC_UNKNOWN -1 /* unspecified */ +#else +#define FUNC_UNKNOWN 0 /* unspecified (same as FUNC_NONE) */ +#endif +#define FUNC_NONE 0 /* not a function definition */ +#define FUNC_TRADITIONAL 1 /* traditional style */ +#define FUNC_ANSI 2 /* ANSI style */ +#define FUNC_BOTH 3 /* both styles */ + +typedef int FuncDefStyle; + +/* Source file text */ +typedef struct text { + char text[MAX_TEXT_SIZE]; /* source text */ + long begin; /* offset in temporary file */ +} Text; + +/* Declaration specifier flags */ +#define DS_NONE 0 /* default */ +#define DS_EXTERN 1 /* contains "extern" specifier */ +#define DS_STATIC 2 /* contains "static" specifier */ +#define DS_CHAR 4 /* contains "char" type specifier */ +#define DS_SHORT 8 /* contains "short" type specifier */ +#define DS_FLOAT 16 /* contains "float" type specifier */ +#define DS_INLINE 32 /* contains "inline" specifier */ +#define DS_JUNK 64 /* we're not interested in this declaration */ + +/* This structure stores information about a declaration specifier. */ +typedef struct decl_spec { + unsigned short flags; /* flags defined above */ + char *text; /* source text */ + long begin; /* offset in temporary file */ +} DeclSpec; + +/* This is a list of function parameters. */ +typedef struct _ParameterList { + struct parameter *first; /* pointer to first parameter in list */ + struct parameter *last; /* pointer to last parameter in list */ + long begin_comment; /* begin offset of comment */ + long end_comment; /* end offset of comment */ + char *comment; /* comment at start of parameter list */ +} ParameterList; + +/* This structure stores information about a declarator. */ +typedef struct _Declarator { + char *name; /* name of variable or function */ + char *text; /* source text */ + long begin; /* offset in temporary file */ + long begin_comment; /* begin offset of comment */ + long end_comment; /* end offset of comment */ + FuncDefStyle func_def; /* style of function definition */ + ParameterList params; /* function parameters */ + boolean pointer; /* TRUE if it declares a pointer */ + struct _Declarator *head; /* head function declarator */ + struct _Declarator *func_stack; /* stack of function declarators */ + struct _Declarator *next; /* next declarator in list */ +} Declarator; + +/* This structure stores information about a function parameter. */ +typedef struct parameter { + struct parameter *next; /* next parameter in list */ + DeclSpec decl_spec; + Declarator *declarator; + char *comment; /* comment following the parameter */ +} Parameter; + +/* This is a list of declarators. */ +typedef struct declarator_list { + Declarator *first; /* pointer to first declarator in list */ + Declarator *last; /* pointer to last declarator in list */ +} DeclaratorList; + +/* #include "symbol.h" */ +typedef struct symbol { + struct symbol *next; /* next symbol in list */ + char *name; /* name of symbol */ + char *value; /* value of symbol (for defines) */ + short flags; /* symbol attributes */ +} Symbol; + +/* parser stack entry type */ +typedef union { + Text text; + DeclSpec decl_spec; + Parameter *parameter; + ParameterList param_list; + Declarator *declarator; + DeclaratorList decl_list; +} YYSTYPE; + +/* The hash table length should be a prime number. */ +#define SYM_MAX_HASH 251 + +typedef struct symbol_table { + Symbol *bucket[SYM_MAX_HASH]; /* hash buckets */ +} SymbolTable; + +extern SymbolTable *new_symbol_table /* Create symbol table */ + (void); +extern void free_symbol_table /* Destroy symbol table */ + (SymbolTable *s); +extern Symbol *find_symbol /* Lookup symbol name */ + (SymbolTable *s, const char *n); +extern Symbol *new_symbol /* Define new symbol */ + (SymbolTable *s, const char *n, const char *v, int f); + +/* #include "semantic.h" */ +extern void new_decl_spec (DeclSpec *, const char *, long, int); +extern void free_decl_spec (DeclSpec *); +extern void join_decl_specs (DeclSpec *, DeclSpec *, DeclSpec *); +extern void check_untagged (DeclSpec *); +extern Declarator *new_declarator (const char *, const char *, long); +extern void free_declarator (Declarator *); +extern void new_decl_list (DeclaratorList *, Declarator *); +extern void free_decl_list (DeclaratorList *); +extern void add_decl_list (DeclaratorList *, DeclaratorList *, Declarator *); +extern Parameter *new_parameter (DeclSpec *, Declarator *); +extern void free_parameter (Parameter *); +extern void new_param_list (ParameterList *, Parameter *); +extern void free_param_list (ParameterList *); +extern void add_param_list (ParameterList *, ParameterList *, Parameter *); +extern void new_ident_list (ParameterList *); +extern void add_ident_list (ParameterList *, ParameterList *, const char *); +extern void set_param_types (ParameterList *, DeclSpec *, DeclaratorList *); +extern void gen_declarations (DeclSpec *, DeclaratorList *); +extern void gen_prototype (DeclSpec *, Declarator *); +extern void gen_func_declarator (Declarator *); +extern void gen_func_definition (DeclSpec *, Declarator *); + +extern void init_parser (void); +extern void process_file (FILE *infile, char *name); +extern char *cur_text (void); +extern char *cur_file_name (void); +extern char *implied_typedef (void); +extern void include_file (char *name, int convert); +extern char *supply_parm (int count); +extern char *xstrdup (const char *); +extern int already_declared (char *name); +extern int is_actual_func (Declarator *d); +extern int lint_ellipsis (Parameter *p); +extern int want_typedef (void); +extern void begin_tracking (void); +extern void begin_typedef (void); +extern void copy_typedef (char *s); +extern void ellipsis_varargs (Declarator *d); +extern void end_typedef (void); +extern void flush_varargs (void); +extern void fmt_library (int code); +extern void imply_typedef (const char *s); +extern void indent (FILE *outf); +extern void put_blankline (FILE *outf); +extern void put_body (FILE *outf, DeclSpec *decl_spec, Declarator *declarator); +extern void put_char (FILE *outf, int c); +extern void put_error (void); +extern void put_newline (FILE *outf); +extern void put_padded (FILE *outf, const char *s); +extern void put_string (FILE *outf, const char *s); +extern void track_in (void); + +extern boolean file_comments; +extern FuncDefStyle func_style; +extern char base_file[]; + +extern int yylex (void); + +/* declaration specifier attributes for the typedef statement currently being + * scanned + */ +static int cur_decl_spec_flags; + +/* pointer to parameter list for the current function definition */ +static ParameterList *func_params; + +/* A parser semantic action sets this pointer to the current declarator in + * a function parameter declaration in order to catch any comments following + * the parameter declaration on the same line. If the lexer scans a comment + * and is not NULL, then the comment is attached to the + * declarator. To ignore subsequent comments, the lexer sets this to NULL + * after scanning a comment or end of line. + */ +static Declarator *cur_declarator; + +/* temporary string buffer */ +static char buf[MAX_TEXT_SIZE]; + +/* table of typedef names */ +static SymbolTable *typedef_names; + +/* table of define names */ +static SymbolTable *define_names; + +/* table of type qualifiers */ +static SymbolTable *type_qualifiers; + +/* information about the current input file */ +typedef struct { + char *base_name; /* base input file name */ + char *file_name; /* current file name */ + FILE *file; /* input file */ + unsigned line_num; /* current line number in input file */ + FILE *tmp_file; /* temporary file */ + long begin_comment; /* tmp file offset after last written ) or ; */ + long end_comment; /* tmp file offset after last comment */ + boolean convert; /* if TRUE, convert function definitions */ + boolean changed; /* TRUE if conversion done in this file */ +} IncludeStack; + +static IncludeStack *cur_file; /* current input file */ + +/* #include "yyerror.c" */ + +static int haveAnsiParam (void); + + +/* Flags to enable us to find if a procedure returns a value. + */ +static int return_val; /* nonzero on BRACES iff return-expression found */ + +static const char * +dft_decl_spec (void) +{ + return (lintLibrary() && !return_val) ? "void" : "int"; +} + +static int +haveAnsiParam (void) +{ + Parameter *p; + if (func_params != 0) { + for (p = func_params->first; p != 0; p = p->next) { + if (p->declarator->func_def == FUNC_ANSI) { + return TRUE; + } + } + } + return FALSE; +} +%} +%% + +program + : /* empty */ + | translation_unit + ; + +translation_unit + : external_declaration + | translation_unit external_declaration + ; + +external_declaration + : declaration + | function_definition + | ';' + | linkage_specification + | T_ASM T_ASMARG ';' + | error T_MATCHRBRACE + { + yyerrok; + } + | error ';' + { + yyerrok; + } + ; + +braces + : T_LBRACE T_MATCHRBRACE + ; + +linkage_specification + : T_EXTERN T_STRING_LITERAL braces + { + /* Provide an empty action here so bison will not complain about + * incompatible types in the default action it normally would + * have generated. + */ + } + | T_EXTERN T_STRING_LITERAL declaration + { + /* empty */ + } + ; + +declaration + : decl_specifiers ';' + { +#if OPT_LINTLIBRARY + if (types_out && want_typedef()) { + gen_declarations(&$1, (DeclaratorList *)0); + flush_varargs(); + } +#endif + free_decl_spec(&$1); + end_typedef(); + } + | decl_specifiers init_declarator_list ';' + { + if (func_params != NULL) { + set_param_types(func_params, &$1, &$2); + } else { + gen_declarations(&$1, &$2); +#if OPT_LINTLIBRARY + flush_varargs(); +#endif + free_decl_list(&$2); + } + free_decl_spec(&$1); + end_typedef(); + } + | any_typedef decl_specifiers + { + cur_decl_spec_flags = $2.flags; + free_decl_spec(&$2); + } + opt_declarator_list ';' + { + end_typedef(); + } + ; + +any_typedef + : T_EXTENSION T_TYPEDEF + { + begin_typedef(); + } + | T_TYPEDEF + { + begin_typedef(); + } + ; + +opt_declarator_list + : /* empty */ + | declarator_list + ; + +declarator_list + : declarator + { + int flags = cur_decl_spec_flags; + + /* If the typedef is a pointer type, then reset the short type + * flags so it does not get promoted. + */ + if (strcmp($1->text, $1->name) != 0) + flags &= ~(DS_CHAR | DS_SHORT | DS_FLOAT); + new_symbol(typedef_names, $1->name, NULL, flags); + free_declarator($1); + } + | declarator_list ',' declarator + { + int flags = cur_decl_spec_flags; + + if (strcmp($3->text, $3->name) != 0) + flags &= ~(DS_CHAR | DS_SHORT | DS_FLOAT); + new_symbol(typedef_names, $3->name, NULL, flags); + free_declarator($3); + } + ; + +function_definition + : decl_specifiers declarator + { + check_untagged(&$1); + if ($2->func_def == FUNC_NONE) { + yyerror("syntax error"); + YYERROR; + } + func_params = &($2->head->params); + func_params->begin_comment = cur_file->begin_comment; + func_params->end_comment = cur_file->end_comment; + } + opt_declaration_list T_LBRACE + { + /* If we're converting to K&R and we've got a nominally K&R + * function which has a parameter which is ANSI (i.e., a prototyped + * function pointer), then we must override the deciphered value of + * 'func_def' so that the parameter will be converted. + */ + if (func_style == FUNC_TRADITIONAL + && haveAnsiParam() + && $2->head->func_def == func_style) { + $2->head->func_def = FUNC_BOTH; + } + + func_params = NULL; + + if (cur_file->convert) + gen_func_definition(&$1, $2); + gen_prototype(&$1, $2); +#if OPT_LINTLIBRARY + flush_varargs(); +#endif + free_decl_spec(&$1); + free_declarator($2); + } + T_MATCHRBRACE + | declarator + { + if ($1->func_def == FUNC_NONE) { + yyerror("syntax error"); + YYERROR; + } + func_params = &($1->head->params); + func_params->begin_comment = cur_file->begin_comment; + func_params->end_comment = cur_file->end_comment; + } + opt_declaration_list T_LBRACE T_MATCHRBRACE + { + DeclSpec decl_spec; + + func_params = NULL; + + new_decl_spec(&decl_spec, dft_decl_spec(), $1->begin, DS_NONE); + if (cur_file->convert) + gen_func_definition(&decl_spec, $1); + gen_prototype(&decl_spec, $1); +#if OPT_LINTLIBRARY + flush_varargs(); +#endif + free_decl_spec(&decl_spec); + free_declarator($1); + } + ; + +opt_declaration_list + : /* empty */ + | T_VA_DCL + | declaration_list + ; + +declaration_list + : declaration + | declaration_list declaration + ; + +decl_specifiers + : decl_specifier + | decl_specifiers decl_specifier + { + join_decl_specs(&$$, &$1, &$2); + free($1.text); + free($2.text); + } + ; + +decl_specifier + : storage_class + | type_specifier + | type_qualifier + ; + +storage_class + : T_AUTO + { + new_decl_spec(&$$, $1.text, $1.begin, DS_NONE); + } + | T_EXTERN + { + new_decl_spec(&$$, $1.text, $1.begin, DS_EXTERN); + } + | T_REGISTER + { + new_decl_spec(&$$, $1.text, $1.begin, DS_NONE); + } + | T_STATIC + { + new_decl_spec(&$$, $1.text, $1.begin, DS_STATIC); + } + | T_INLINE + { + new_decl_spec(&$$, $1.text, $1.begin, DS_INLINE); + } + | T_EXTENSION + { + new_decl_spec(&$$, $1.text, $1.begin, DS_JUNK); + } + ; + +type_specifier + : T_CHAR + { + new_decl_spec(&$$, $1.text, $1.begin, DS_CHAR); + } + | T_DOUBLE + { + new_decl_spec(&$$, $1.text, $1.begin, DS_NONE); + } + | T_FLOAT + { + new_decl_spec(&$$, $1.text, $1.begin, DS_FLOAT); + } + | T_INT + { + new_decl_spec(&$$, $1.text, $1.begin, DS_NONE); + } + | T_LONG + { + new_decl_spec(&$$, $1.text, $1.begin, DS_NONE); + } + | T_SHORT + { + new_decl_spec(&$$, $1.text, $1.begin, DS_SHORT); + } + | T_SIGNED + { + new_decl_spec(&$$, $1.text, $1.begin, DS_NONE); + } + | T_UNSIGNED + { + new_decl_spec(&$$, $1.text, $1.begin, DS_NONE); + } + | T_VOID + { + new_decl_spec(&$$, $1.text, $1.begin, DS_NONE); + } + | T_Bool + { + new_decl_spec(&$$, $1.text, $1.begin, DS_CHAR); + } + | T_Complex + { + new_decl_spec(&$$, $1.text, $1.begin, DS_NONE); + } + | T_Imaginary + { + new_decl_spec(&$$, $1.text, $1.begin, DS_NONE); + } + | T_TYPEDEF_NAME + { + Symbol *s; + s = find_symbol(typedef_names, $1.text); + if (s != NULL) + new_decl_spec(&$$, $1.text, $1.begin, s->flags); + } + | struct_or_union_specifier + | enum_specifier + ; + +type_qualifier + : T_TYPE_QUALIFIER + { + new_decl_spec(&$$, $1.text, $1.begin, DS_NONE); + } + | T_DEFINE_NAME + { + /* This rule allows the nonterminal to scan #define + * names as if they were type modifiers. + */ + Symbol *s; + s = find_symbol(define_names, $1.text); + if (s != NULL) + new_decl_spec(&$$, $1.text, $1.begin, s->flags); + } + ; + +struct_or_union_specifier + : struct_or_union any_id braces + { + char *s; + if ((s = implied_typedef()) == 0) + (void)sprintf(s = buf, "%s %s", $1.text, $2.text); + new_decl_spec(&$$, s, $1.begin, DS_NONE); + } + | struct_or_union braces + { + char *s; + if ((s = implied_typedef()) == 0) + (void)sprintf(s = buf, "%s {}", $1.text); + new_decl_spec(&$$, s, $1.begin, DS_NONE); + } + | struct_or_union any_id + { + (void)sprintf(buf, "%s %s", $1.text, $2.text); + new_decl_spec(&$$, buf, $1.begin, DS_NONE); + } + ; + +struct_or_union + : T_STRUCT + { + imply_typedef($$.text); + } + | T_UNION + { + imply_typedef($$.text); + } + ; + +init_declarator_list + : init_declarator + { + new_decl_list(&$$, $1); + } + | init_declarator_list ',' init_declarator + { + add_decl_list(&$$, &$1, $3); + } + ; + +init_declarator + : declarator + { + if ($1->func_def != FUNC_NONE && func_params == NULL && + func_style == FUNC_TRADITIONAL && cur_file->convert) { + gen_func_declarator($1); + fputs(cur_text(), cur_file->tmp_file); + } + cur_declarator = $$; + } + | declarator '=' + { + if ($1->func_def != FUNC_NONE && func_params == NULL && + func_style == FUNC_TRADITIONAL && cur_file->convert) { + gen_func_declarator($1); + fputs(" =", cur_file->tmp_file); + } + } + T_INITIALIZER + ; + +enum_specifier + : enumeration any_id braces + { + char *s; + if ((s = implied_typedef()) == 0) + (void)sprintf(s = buf, "enum %s", $2.text); + new_decl_spec(&$$, s, $1.begin, DS_NONE); + } + | enumeration braces + { + char *s; + if ((s = implied_typedef()) == 0) + (void)sprintf(s = buf, "%s {}", $1.text); + new_decl_spec(&$$, s, $1.begin, DS_NONE); + } + | enumeration any_id + { + (void)sprintf(buf, "enum %s", $2.text); + new_decl_spec(&$$, buf, $1.begin, DS_NONE); + } + ; + +enumeration + : T_ENUM + { + imply_typedef("enum"); + $$ = $1; + } + ; + +any_id + : T_IDENTIFIER + | T_TYPEDEF_NAME + ; + +declarator + : pointer direct_declarator + { + $$ = $2; + (void)sprintf(buf, "%s%s", $1.text, $$->text); + free($$->text); + $$->text = xstrdup(buf); + $$->begin = $1.begin; + $$->pointer = TRUE; + } + | direct_declarator + ; + +direct_declarator + : identifier_or_ref + { + $$ = new_declarator($1.text, $1.text, $1.begin); + } + | '(' declarator ')' + { + $$ = $2; + (void)sprintf(buf, "(%s)", $$->text); + free($$->text); + $$->text = xstrdup(buf); + $$->begin = $1.begin; + } + | direct_declarator T_BRACKETS + { + $$ = $1; + (void)sprintf(buf, "%s%s", $$->text, $2.text); + free($$->text); + $$->text = xstrdup(buf); + } + | direct_declarator '(' parameter_type_list ')' + { + $$ = new_declarator("%s()", $1->name, $1->begin); + $$->params = $3; + $$->func_stack = $1; + $$->head = ($1->func_stack == NULL) ? $$ : $1->head; + $$->func_def = FUNC_ANSI; + } + | direct_declarator '(' opt_identifier_list ')' + { + $$ = new_declarator("%s()", $1->name, $1->begin); + $$->params = $3; + $$->func_stack = $1; + $$->head = ($1->func_stack == NULL) ? $$ : $1->head; + $$->func_def = FUNC_TRADITIONAL; + } + ; + +pointer + : '*' opt_type_qualifiers + { + (void)sprintf($$.text, "*%s", $2.text); + $$.begin = $1.begin; + } + | '*' opt_type_qualifiers pointer + { + (void)sprintf($$.text, "*%s%s", $2.text, $3.text); + $$.begin = $1.begin; + } + ; + +opt_type_qualifiers + : /* empty */ + { + strcpy($$.text, ""); + $$.begin = 0L; + } + | type_qualifier_list + ; + +type_qualifier_list + : type_qualifier + { + (void)sprintf($$.text, "%s ", $1.text); + $$.begin = $1.begin; + free($1.text); + } + | type_qualifier_list type_qualifier + { + (void)sprintf($$.text, "%s%s ", $1.text, $2.text); + $$.begin = $1.begin; + free($2.text); + } + ; + +parameter_type_list + : parameter_list + | parameter_list ',' T_ELLIPSIS + { + add_ident_list(&$$, &$1, "..."); + } + ; + +parameter_list + : parameter_declaration + { + new_param_list(&$$, $1); + } + | parameter_list ',' parameter_declaration + { + add_param_list(&$$, &$1, $3); + } + ; + +parameter_declaration + : decl_specifiers declarator + { + check_untagged(&$1); + $$ = new_parameter(&$1, $2); + } + | decl_specifiers abs_declarator + { + check_untagged(&$1); + $$ = new_parameter(&$1, $2); + } + | decl_specifiers + { + check_untagged(&$1); + $$ = new_parameter(&$1, (Declarator *)0); + } + ; + +opt_identifier_list + : /* empty */ + { + new_ident_list(&$$); + } + | identifier_list + ; + +identifier_list + : any_id + { + new_ident_list(&$$); + add_ident_list(&$$, &$$, $1.text); + } + | identifier_list ',' any_id + { + add_ident_list(&$$, &$1, $3.text); + } + ; + +identifier_or_ref + : any_id + { + $$ = $1; + } + | '&' any_id + { +#if OPT_LINTLIBRARY + if (lintLibrary()) { /* Lint doesn't grok C++ ref variables */ + $$ = $2; + } else +#endif + (void)sprintf($$.text, "&%s", $2.text); + $$.begin = $1.begin; + } + ; + +abs_declarator + : pointer + { + $$ = new_declarator($1.text, "", $1.begin); + } + | pointer direct_abs_declarator + { + $$ = $2; + (void)sprintf(buf, "%s%s", $1.text, $$->text); + free($$->text); + $$->text = xstrdup(buf); + $$->begin = $1.begin; + } + | direct_abs_declarator + ; + +direct_abs_declarator + : '(' abs_declarator ')' + { + $$ = $2; + (void)sprintf(buf, "(%s)", $$->text); + free($$->text); + $$->text = xstrdup(buf); + $$->begin = $1.begin; + } + | direct_abs_declarator T_BRACKETS + { + $$ = $1; + (void)sprintf(buf, "%s%s", $$->text, $2.text); + free($$->text); + $$->text = xstrdup(buf); + } + | T_BRACKETS + { + $$ = new_declarator($1.text, "", $1.begin); + } + | direct_abs_declarator '(' parameter_type_list ')' + { + $$ = new_declarator("%s()", "", $1->begin); + $$->params = $3; + $$->func_stack = $1; + $$->head = ($1->func_stack == NULL) ? $$ : $1->head; + $$->func_def = FUNC_ANSI; + } + | direct_abs_declarator '(' ')' + { + $$ = new_declarator("%s()", "", $1->begin); + $$->func_stack = $1; + $$->head = ($1->func_stack == NULL) ? $$ : $1->head; + $$->func_def = FUNC_ANSI; + } + | '(' parameter_type_list ')' + { + Declarator *d; + + d = new_declarator("", "", $1.begin); + $$ = new_declarator("%s()", "", $1.begin); + $$->params = $2; + $$->func_stack = d; + $$->head = $$; + $$->func_def = FUNC_ANSI; + } + | '(' ')' + { + Declarator *d; + + d = new_declarator("", "", $1.begin); + $$ = new_declarator("%s()", "", $1.begin); + $$->func_stack = d; + $$->head = $$; + $$->func_def = FUNC_ANSI; + } + ; + +%% + +/* lex.yy.c */ +#define BEGIN yy_start = 1 + 2 * + +#define CPP1 1 +#define INIT1 2 +#define INIT2 3 +#define CURLY 4 +#define LEXYACC 5 +#define ASM 6 +#define CPP_INLINE 7 + +extern char *yytext; +extern FILE *yyin, *yyout; + +static int curly; /* number of curly brace nesting levels */ +static int ly_count; /* number of occurances of %% */ +static int inc_depth; /* include nesting level */ +static SymbolTable *included_files; /* files already included */ +static int yy_start = 0; /* start state number */ + +#define grammar_error(s) yaccError(s) + +static void +yaccError (const char *msg) +{ + func_params = NULL; + put_error(); /* tell what line we're on, and what file */ + fprintf(stderr, "%s at token '%s'\n", msg, yytext); +} + +/* Initialize the table of type qualifier keywords recognized by the lexical + * analyzer. + */ +void +init_parser (void) +{ + static const char *keywords[] = { + "const", + "restrict", + "volatile", + "interrupt", +#ifdef vms + "noshare", + "readonly", +#endif +#if defined(MSDOS) || defined(OS2) + "__cdecl", + "__export", + "__far", + "__fastcall", + "__fortran", + "__huge", + "__inline", + "__interrupt", + "__loadds", + "__near", + "__pascal", + "__saveregs", + "__segment", + "__stdcall", + "__syscall", + "_cdecl", + "_cs", + "_ds", + "_es", + "_export", + "_far", + "_fastcall", + "_fortran", + "_huge", + "_interrupt", + "_loadds", + "_near", + "_pascal", + "_saveregs", + "_seg", + "_segment", + "_ss", + "cdecl", + "far", + "huge", + "near", + "pascal", +#ifdef OS2 + "__far16", +#endif +#endif +#ifdef __GNUC__ + /* gcc aliases */ + "__builtin_va_arg", + "__builtin_va_list", + "__const", + "__const__", + "__inline", + "__inline__", + "__restrict", + "__restrict__", + "__volatile", + "__volatile__", +#endif + }; + unsigned i; + + /* Initialize type qualifier table. */ + type_qualifiers = new_symbol_table(); + for (i = 0; i < sizeof(keywords)/sizeof(keywords[0]); ++i) { + new_symbol(type_qualifiers, keywords[i], NULL, DS_NONE); + } +} + +/* Process the C source file. Write function prototypes to the standard + * output. Convert function definitions and write the converted source + * code to a temporary file. + */ +void +process_file (FILE *infile, char *name) +{ + char *s; + + if (strlen(name) > 2) { + s = name + strlen(name) - 2; + if (*s == '.') { + ++s; + if (*s == 'l' || *s == 'y') + BEGIN LEXYACC; +#if defined(MSDOS) || defined(OS2) + if (*s == 'L' || *s == 'Y') + BEGIN LEXYACC; +#endif + } + } + + included_files = new_symbol_table(); + typedef_names = new_symbol_table(); + define_names = new_symbol_table(); + inc_depth = -1; + curly = 0; + ly_count = 0; + func_params = NULL; + yyin = infile; + include_file(strcpy(base_file, name), func_style != FUNC_NONE); + if (file_comments) { +#if OPT_LINTLIBRARY + if (lintLibrary()) { + put_blankline(stdout); + begin_tracking(); + } +#endif + put_string(stdout, "/* "); + put_string(stdout, cur_file_name()); + put_string(stdout, " */\n"); + } + yyparse(); + free_symbol_table(define_names); + free_symbol_table(typedef_names); + free_symbol_table(included_files); +} + +#ifdef NO_LEAKS +void +free_parser(void) +{ + free_symbol_table (type_qualifiers); +#ifdef FLEX_SCANNER + if (yy_current_buffer != 0) + yy_delete_buffer(yy_current_buffer); +#endif +} +#endif diff --git a/test/pure_calc.output b/test/pure_calc.output new file mode 100644 index 000000000000..3aed47511c93 --- /dev/null +++ b/test/pure_calc.output @@ -0,0 +1,461 @@ + 0 $accept : list $end + + 1 list : + 2 | list stat '\n' + 3 | list error '\n' + + 4 stat : expr + 5 | LETTER '=' expr + + 6 expr : '(' expr ')' + 7 | expr '+' expr + 8 | expr '-' expr + 9 | expr '*' expr + 10 | expr '/' expr + 11 | expr '%' expr + 12 | expr '&' expr + 13 | expr '|' expr + 14 | '-' expr + 15 | LETTER + 16 | number + + 17 number : DIGIT + 18 | number DIGIT + +state 0 + $accept : . list $end (0) + list : . (1) + + . reduce 1 + + list goto 1 + + +state 1 + $accept : list . $end (0) + list : list . stat '\n' (2) + list : list . error '\n' (3) + + $end accept + error shift 2 + DIGIT shift 3 + LETTER shift 4 + '-' shift 5 + '(' shift 6 + . error + + stat goto 7 + expr goto 8 + number goto 9 + + +state 2 + list : list error . '\n' (3) + + '\n' shift 10 + . error + + +state 3 + number : DIGIT . (17) + + . reduce 17 + + +state 4 + stat : LETTER . '=' expr (5) + expr : LETTER . (15) + + '=' shift 11 + '|' reduce 15 + '&' reduce 15 + '+' reduce 15 + '-' reduce 15 + '*' reduce 15 + '/' reduce 15 + '%' reduce 15 + '\n' reduce 15 + + +state 5 + expr : '-' . expr (14) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 13 + number goto 9 + + +state 6 + expr : '(' . expr ')' (6) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 14 + number goto 9 + + +state 7 + list : list stat . '\n' (2) + + '\n' shift 15 + . error + + +state 8 + stat : expr . (4) + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + + '|' shift 16 + '&' shift 17 + '+' shift 18 + '-' shift 19 + '*' shift 20 + '/' shift 21 + '%' shift 22 + '\n' reduce 4 + + +state 9 + expr : number . (16) + number : number . DIGIT (18) + + DIGIT shift 23 + '|' reduce 16 + '&' reduce 16 + '+' reduce 16 + '-' reduce 16 + '*' reduce 16 + '/' reduce 16 + '%' reduce 16 + '\n' reduce 16 + ')' reduce 16 + + +state 10 + list : list error '\n' . (3) + + . reduce 3 + + +state 11 + stat : LETTER '=' . expr (5) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 24 + number goto 9 + + +state 12 + expr : LETTER . (15) + + . reduce 15 + + +state 13 + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + expr : '-' expr . (14) + + . reduce 14 + + +state 14 + expr : '(' expr . ')' (6) + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + + '|' shift 16 + '&' shift 17 + '+' shift 18 + '-' shift 19 + '*' shift 20 + '/' shift 21 + '%' shift 22 + ')' shift 25 + . error + + +state 15 + list : list stat '\n' . (2) + + . reduce 2 + + +state 16 + expr : expr '|' . expr (13) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 26 + number goto 9 + + +state 17 + expr : expr '&' . expr (12) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 27 + number goto 9 + + +state 18 + expr : expr '+' . expr (7) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 28 + number goto 9 + + +state 19 + expr : expr '-' . expr (8) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 29 + number goto 9 + + +state 20 + expr : expr '*' . expr (9) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 30 + number goto 9 + + +state 21 + expr : expr '/' . expr (10) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 31 + number goto 9 + + +state 22 + expr : expr '%' . expr (11) + + DIGIT shift 3 + LETTER shift 12 + '-' shift 5 + '(' shift 6 + . error + + expr goto 32 + number goto 9 + + +state 23 + number : number DIGIT . (18) + + . reduce 18 + + +state 24 + stat : LETTER '=' expr . (5) + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + + '|' shift 16 + '&' shift 17 + '+' shift 18 + '-' shift 19 + '*' shift 20 + '/' shift 21 + '%' shift 22 + '\n' reduce 5 + + +state 25 + expr : '(' expr ')' . (6) + + . reduce 6 + + +state 26 + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + expr : expr '|' expr . (13) + + '&' shift 17 + '+' shift 18 + '-' shift 19 + '*' shift 20 + '/' shift 21 + '%' shift 22 + '|' reduce 13 + '\n' reduce 13 + ')' reduce 13 + + +state 27 + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr '&' expr . (12) + expr : expr . '|' expr (13) + + '+' shift 18 + '-' shift 19 + '*' shift 20 + '/' shift 21 + '%' shift 22 + '|' reduce 12 + '&' reduce 12 + '\n' reduce 12 + ')' reduce 12 + + +state 28 + expr : expr . '+' expr (7) + expr : expr '+' expr . (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + + '*' shift 20 + '/' shift 21 + '%' shift 22 + '|' reduce 7 + '&' reduce 7 + '+' reduce 7 + '-' reduce 7 + '\n' reduce 7 + ')' reduce 7 + + +state 29 + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr '-' expr . (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + + '*' shift 20 + '/' shift 21 + '%' shift 22 + '|' reduce 8 + '&' reduce 8 + '+' reduce 8 + '-' reduce 8 + '\n' reduce 8 + ')' reduce 8 + + +state 30 + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr '*' expr . (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + + . reduce 9 + + +state 31 + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr '/' expr . (10) + expr : expr . '%' expr (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + + . reduce 10 + + +state 32 + expr : expr . '+' expr (7) + expr : expr . '-' expr (8) + expr : expr . '*' expr (9) + expr : expr . '/' expr (10) + expr : expr . '%' expr (11) + expr : expr '%' expr . (11) + expr : expr . '&' expr (12) + expr : expr . '|' expr (13) + + . reduce 11 + + +16 terminals, 5 nonterminals +19 grammar rules, 33 states diff --git a/test/pure_calc.tab.c b/test/pure_calc.tab.c new file mode 100644 index 000000000000..eb8c189b5086 --- /dev/null +++ b/test/pure_calc.tab.c @@ -0,0 +1,687 @@ +#ifndef lint +static const char yysccsid[] = "@(#)yaccpar 1.9 (Berkeley) 02/21/93"; +#endif + +#define YYBYACC 1 +#define YYMAJOR 1 +#define YYMINOR 9 + +#define YYEMPTY (-1) +#define yyclearin (yychar = YYEMPTY) +#define yyerrok (yyerrflag = 0) +#define YYRECOVERING() (yyerrflag != 0) + + +#ifndef yyparse +#define yyparse calc_parse +#endif /* yyparse */ + +#ifndef yylex +#define yylex calc_lex +#endif /* yylex */ + +#ifndef yyerror +#define yyerror calc_error +#endif /* yyerror */ + +#ifndef yychar +#define yychar calc_char +#endif /* yychar */ + +#ifndef yyval +#define yyval calc_val +#endif /* yyval */ + +#ifndef yylval +#define yylval calc_lval +#endif /* yylval */ + +#ifndef yydebug +#define yydebug calc_debug +#endif /* yydebug */ + +#ifndef yynerrs +#define yynerrs calc_nerrs +#endif /* yynerrs */ + +#ifndef yyerrflag +#define yyerrflag calc_errflag +#endif /* yyerrflag */ + +#ifndef yylhs +#define yylhs calc_lhs +#endif /* yylhs */ + +#ifndef yylen +#define yylen calc_len +#endif /* yylen */ + +#ifndef yydefred +#define yydefred calc_defred +#endif /* yydefred */ + +#ifndef yydgoto +#define yydgoto calc_dgoto +#endif /* yydgoto */ + +#ifndef yysindex +#define yysindex calc_sindex +#endif /* yysindex */ + +#ifndef yyrindex +#define yyrindex calc_rindex +#endif /* yyrindex */ + +#ifndef yygindex +#define yygindex calc_gindex +#endif /* yygindex */ + +#ifndef yytable +#define yytable calc_table +#endif /* yytable */ + +#ifndef yycheck +#define yycheck calc_check +#endif /* yycheck */ + +#ifndef yyname +#define yyname calc_name +#endif /* yyname */ + +#ifndef yyrule +#define yyrule calc_rule +#endif /* yyrule */ +#define YYPREFIX "calc_" + +#define YYPURE 1 + +#line 2 "pure_calc.y" +# include +# include + +int regs[26]; +int base; + +#ifdef YYBISON +#define YYSTYPE int +#define YYLEX_PARAM &yylval +#define YYLEX_DECL() yylex(YYSTYPE *yylval) +#define YYERROR_DECL() yyerror(const char *s) +int YYLEX_DECL(); +static void YYERROR_DECL(); +#endif + +#line 115 "pure_calc.tab.c" + +#ifndef YYSTYPE +typedef int YYSTYPE; +#endif + +/* compatibility with bison */ +#ifdef YYPARSE_PARAM +/* compatibility with FreeBSD */ +# ifdef YYPARSE_PARAM_TYPE +# define YYPARSE_DECL() yyparse(YYPARSE_PARAM_TYPE YYPARSE_PARAM) +# else +# define YYPARSE_DECL() yyparse(void *YYPARSE_PARAM) +# endif +#else +# define YYPARSE_DECL() yyparse(void) +#endif + +/* Parameters sent to lex. */ +#ifdef YYLEX_PARAM +# ifdef YYLEX_PARAM_TYPE +# define YYLEX_DECL() yylex(YYSTYPE *yylval, YYLEX_PARAM_TYPE YYLEX_PARAM) +# else +# define YYLEX_DECL() yylex(YYSTYPE *yylval, void * YYLEX_PARAM) +# endif +# define YYLEX yylex(&yylval, YYLEX_PARAM) +#else +# define YYLEX_DECL() yylex(YYSTYPE *yylval) +# define YYLEX yylex(&yylval) +#endif + +/* Parameters sent to yyerror. */ +#ifndef YYERROR_DECL +#define YYERROR_DECL() yyerror(const char *s) +#endif +#ifndef YYERROR_CALL +#define YYERROR_CALL(msg) yyerror(msg) +#endif + +extern int YYPARSE_DECL(); + +#define DIGIT 257 +#define LETTER 258 +#define UMINUS 259 +#define YYERRCODE 256 +static const short calc_lhs[] = { -1, + 0, 0, 0, 1, 1, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 3, 3, +}; +static const short calc_len[] = { 2, + 0, 3, 3, 1, 3, 3, 3, 3, 3, 3, + 3, 3, 3, 2, 1, 1, 1, 2, +}; +static const short calc_defred[] = { 1, + 0, 0, 17, 0, 0, 0, 0, 0, 0, 3, + 0, 15, 14, 0, 2, 0, 0, 0, 0, 0, + 0, 0, 18, 0, 6, 0, 0, 0, 0, 9, + 10, 11, +}; +static const short calc_dgoto[] = { 1, + 7, 8, 9, +}; +static const short calc_sindex[] = { 0, + -40, -7, 0, -55, -38, -38, 1, -29, -247, 0, + -38, 0, 0, 22, 0, -38, -38, -38, -38, -38, + -38, -38, 0, -29, 0, 51, 60, -20, -20, 0, + 0, 0, +}; +static const short calc_rindex[] = { 0, + 0, 0, 0, 2, 0, 0, 0, 9, -9, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 10, 0, -6, 14, 5, 13, 0, + 0, 0, +}; +static const short calc_gindex[] = { 0, + 0, 65, 0, +}; +#define YYTABLESIZE 220 +static const short calc_table[] = { 6, + 16, 6, 10, 13, 5, 11, 5, 22, 17, 23, + 15, 15, 20, 18, 7, 19, 22, 21, 4, 5, + 0, 20, 8, 12, 0, 0, 21, 16, 16, 0, + 0, 16, 16, 16, 13, 16, 0, 16, 15, 15, + 0, 0, 7, 15, 15, 7, 15, 7, 15, 7, + 8, 12, 0, 8, 12, 8, 0, 8, 22, 17, + 0, 0, 25, 20, 18, 0, 19, 0, 21, 13, + 14, 0, 0, 0, 0, 24, 0, 0, 0, 0, + 26, 27, 28, 29, 30, 31, 32, 22, 17, 0, + 0, 0, 20, 18, 16, 19, 22, 21, 0, 0, + 0, 20, 18, 0, 19, 0, 21, 0, 0, 0, + 0, 0, 0, 0, 16, 0, 0, 13, 0, 0, + 0, 0, 0, 0, 0, 15, 0, 0, 7, 0, + 0, 0, 0, 0, 0, 0, 8, 12, 0, 0, + 0, 0, 0, 0, 0, 16, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 2, 3, 4, 3, 12, +}; +static const short calc_check[] = { 40, + 10, 40, 10, 10, 45, 61, 45, 37, 38, 257, + 10, 10, 42, 43, 10, 45, 37, 47, 10, 10, + -1, 42, 10, 10, -1, -1, 47, 37, 38, -1, + -1, 41, 42, 43, 41, 45, -1, 47, 37, 38, + -1, -1, 38, 42, 43, 41, 45, 43, 47, 45, + 38, 38, -1, 41, 41, 43, -1, 45, 37, 38, + -1, -1, 41, 42, 43, -1, 45, -1, 47, 5, + 6, -1, -1, -1, -1, 11, -1, -1, -1, -1, + 16, 17, 18, 19, 20, 21, 22, 37, 38, -1, + -1, -1, 42, 43, 124, 45, 37, 47, -1, -1, + -1, 42, 43, -1, 45, -1, 47, -1, -1, -1, + -1, -1, -1, -1, 124, -1, -1, 124, -1, -1, + -1, -1, -1, -1, -1, 124, -1, -1, 124, -1, + -1, -1, -1, -1, -1, -1, 124, 124, -1, -1, + -1, -1, -1, -1, -1, 124, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, 256, 257, 258, 257, 258, +}; +#define YYFINAL 1 +#ifndef YYDEBUG +#define YYDEBUG 0 +#endif +#define YYMAXTOKEN 259 +#if YYDEBUG +static const char *yyname[] = { + +"end-of-file",0,0,0,0,0,0,0,0,0,"'\\n'",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,"'%'","'&'",0,"'('","')'","'*'","'+'",0,"'-'",0,"'/'",0,0,0,0,0,0,0, +0,0,0,0,0,0,"'='",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"'|'",0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,"DIGIT","LETTER","UMINUS", +}; +static const char *yyrule[] = { +"$accept : list", +"list :", +"list : list stat '\\n'", +"list : list error '\\n'", +"stat : expr", +"stat : LETTER '=' expr", +"expr : '(' expr ')'", +"expr : expr '+' expr", +"expr : expr '-' expr", +"expr : expr '*' expr", +"expr : expr '/' expr", +"expr : expr '%' expr", +"expr : expr '&' expr", +"expr : expr '|' expr", +"expr : '-' expr", +"expr : LETTER", +"expr : number", +"number : DIGIT", +"number : number DIGIT", + +}; +#endif + +int yydebug; +int yynerrs; + +/* define the initial stack-sizes */ +#ifdef YYSTACKSIZE +#undef YYMAXDEPTH +#define YYMAXDEPTH YYSTACKSIZE +#else +#ifdef YYMAXDEPTH +#define YYSTACKSIZE YYMAXDEPTH +#else +#define YYSTACKSIZE 500 +#define YYMAXDEPTH 500 +#endif +#endif + +#define YYINITSTACKSIZE 500 + +typedef struct { + unsigned stacksize; + short *s_base; + short *s_mark; + short *s_last; + YYSTYPE *l_base; + YYSTYPE *l_mark; +} YYSTACKDATA; +#line 72 "pure_calc.y" + /* start of programs */ + +#ifdef YYBYACC +static int YYLEX_DECL(); +#endif + +int +main (void) +{ + while(!feof(stdin)) { + yyparse(); + } + return 0; +} + +static void +YYERROR_DECL() +{ + fprintf(stderr, "%s\n", s); +} + +int +YYLEX_DECL() +{ + /* lexical analysis routine */ + /* returns LETTER for a lower case letter, yylval = 0 through 25 */ + /* return DIGIT for a digit, yylval = 0 through 9 */ + /* all other characters are returned immediately */ + + int c; + + while( (c=getchar()) == ' ' ) { /* skip blanks */ } + + /* c is now nonblank */ + + if( islower( c )) { + *yylval = c - 'a'; + return ( LETTER ); + } + if( isdigit( c )) { + *yylval = c - '0'; + return ( DIGIT ); + } + return( c ); +} +#line 354 "pure_calc.tab.c" + +#if YYDEBUG +#include /* needed for printf */ +#endif + +#include /* needed for malloc, etc */ +#include /* needed for memset */ + +/* allocate initial stack or double stack size, up to YYMAXDEPTH */ +static int yygrowstack(YYSTACKDATA *data) +{ + int i; + unsigned newsize; + short *newss; + YYSTYPE *newvs; + + if ((newsize = data->stacksize) == 0) + newsize = YYINITSTACKSIZE; + else if (newsize >= YYMAXDEPTH) + return -1; + else if ((newsize *= 2) > YYMAXDEPTH) + newsize = YYMAXDEPTH; + + i = data->s_mark - data->s_base; + newss = (short *)realloc(data->s_base, newsize * sizeof(*newss)); + if (newss == 0) + return -1; + + data->s_base = newss; + data->s_mark = newss + i; + + newvs = (YYSTYPE *)realloc(data->l_base, newsize * sizeof(*newvs)); + if (newvs == 0) + return -1; + + data->l_base = newvs; + data->l_mark = newvs + i; + + data->stacksize = newsize; + data->s_last = data->s_base + newsize - 1; + return 0; +} + +#if YYPURE || defined(YY_NO_LEAKS) +static void yyfreestack(YYSTACKDATA *data) +{ + free(data->s_base); + free(data->l_base); + memset(data, 0, sizeof(*data)); +} +#else +#define yyfreestack(data) /* nothing */ +#endif + +#define YYABORT goto yyabort +#define YYREJECT goto yyabort +#define YYACCEPT goto yyaccept +#define YYERROR goto yyerrlab + +int +YYPARSE_DECL() +{ + int yyerrflag; + int yychar; + YYSTYPE yyval; + YYSTYPE yylval; + + /* variables for the parser stack */ + YYSTACKDATA yystack; + int yym, yyn, yystate; +#if YYDEBUG + const char *yys; + + if ((yys = getenv("YYDEBUG")) != 0) + { + yyn = *yys; + if (yyn >= '0' && yyn <= '9') + yydebug = yyn - '0'; + } +#endif + + yynerrs = 0; + yyerrflag = 0; + yychar = YYEMPTY; + yystate = 0; + +#if YYPURE + memset(&yystack, 0, sizeof(yystack)); +#endif + + if (yystack.s_base == NULL && yygrowstack(&yystack)) goto yyoverflow; + yystack.s_mark = yystack.s_base; + yystack.l_mark = yystack.l_base; + yystate = 0; + *yystack.s_mark = 0; + +yyloop: + if ((yyn = yydefred[yystate]) != 0) goto yyreduce; + if (yychar < 0) + { + if ((yychar = YYLEX) < 0) yychar = 0; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, reading %d (%s)\n", + YYPREFIX, yystate, yychar, yys); + } +#endif + } + if ((yyn = yysindex[yystate]) && (yyn += yychar) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yychar) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, shifting to state %d\n", + YYPREFIX, yystate, yytable[yyn]); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + yystate = yytable[yyn]; + *++yystack.s_mark = yytable[yyn]; + *++yystack.l_mark = yylval; + yychar = YYEMPTY; + if (yyerrflag > 0) --yyerrflag; + goto yyloop; + } + if ((yyn = yyrindex[yystate]) && (yyn += yychar) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yychar) + { + yyn = yytable[yyn]; + goto yyreduce; + } + if (yyerrflag) goto yyinrecovery; + + yyerror("syntax error"); + + goto yyerrlab; + +yyerrlab: + ++yynerrs; + +yyinrecovery: + if (yyerrflag < 3) + { + yyerrflag = 3; + for (;;) + { + if ((yyn = yysindex[*yystack.s_mark]) && (yyn += YYERRCODE) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == YYERRCODE) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, error recovery shifting\ + to state %d\n", YYPREFIX, *yystack.s_mark, yytable[yyn]); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + yystate = yytable[yyn]; + *++yystack.s_mark = yytable[yyn]; + *++yystack.l_mark = yylval; + goto yyloop; + } + else + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: error recovery discarding state %d\n", + YYPREFIX, *yystack.s_mark); +#endif + if (yystack.s_mark <= yystack.s_base) goto yyabort; + --yystack.s_mark; + --yystack.l_mark; + } + } + } + else + { + if (yychar == 0) goto yyabort; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, error recovery discards token %d (%s)\n", + YYPREFIX, yystate, yychar, yys); + } +#endif + yychar = YYEMPTY; + goto yyloop; + } + +yyreduce: +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, reducing by rule %d (%s)\n", + YYPREFIX, yystate, yyn, yyrule[yyn]); +#endif + yym = yylen[yyn]; + if (yym) + yyval = yystack.l_mark[1-yym]; + else + memset(&yyval, 0, sizeof yyval); + switch (yyn) + { +case 3: +#line 34 "pure_calc.y" + { yyerrok ; } +break; +case 4: +#line 38 "pure_calc.y" + { printf("%d\n",yystack.l_mark[0]);} +break; +case 5: +#line 40 "pure_calc.y" + { regs[yystack.l_mark[-2]] = yystack.l_mark[0]; } +break; +case 6: +#line 44 "pure_calc.y" + { yyval = yystack.l_mark[-1]; } +break; +case 7: +#line 46 "pure_calc.y" + { yyval = yystack.l_mark[-2] + yystack.l_mark[0]; } +break; +case 8: +#line 48 "pure_calc.y" + { yyval = yystack.l_mark[-2] - yystack.l_mark[0]; } +break; +case 9: +#line 50 "pure_calc.y" + { yyval = yystack.l_mark[-2] * yystack.l_mark[0]; } +break; +case 10: +#line 52 "pure_calc.y" + { yyval = yystack.l_mark[-2] / yystack.l_mark[0]; } +break; +case 11: +#line 54 "pure_calc.y" + { yyval = yystack.l_mark[-2] % yystack.l_mark[0]; } +break; +case 12: +#line 56 "pure_calc.y" + { yyval = yystack.l_mark[-2] & yystack.l_mark[0]; } +break; +case 13: +#line 58 "pure_calc.y" + { yyval = yystack.l_mark[-2] | yystack.l_mark[0]; } +break; +case 14: +#line 60 "pure_calc.y" + { yyval = - yystack.l_mark[0]; } +break; +case 15: +#line 62 "pure_calc.y" + { yyval = regs[yystack.l_mark[0]]; } +break; +case 17: +#line 67 "pure_calc.y" + { yyval = yystack.l_mark[0]; base = (yystack.l_mark[0]==0) ? 8 : 10; } +break; +case 18: +#line 69 "pure_calc.y" + { yyval = base * yystack.l_mark[-1] + yystack.l_mark[0]; } +break; +#line 627 "pure_calc.tab.c" + } + yystack.s_mark -= yym; + yystate = *yystack.s_mark; + yystack.l_mark -= yym; + yym = yylhs[yyn]; + if (yystate == 0 && yym == 0) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: after reduction, shifting from state 0 to\ + state %d\n", YYPREFIX, YYFINAL); +#endif + yystate = YYFINAL; + *++yystack.s_mark = YYFINAL; + *++yystack.l_mark = yyval; + if (yychar < 0) + { + if ((yychar = YYLEX) < 0) yychar = 0; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, reading %d (%s)\n", + YYPREFIX, YYFINAL, yychar, yys); + } +#endif + } + if (yychar == 0) goto yyaccept; + goto yyloop; + } + if ((yyn = yygindex[yym]) && (yyn += yystate) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yystate) + yystate = yytable[yyn]; + else + yystate = yydgoto[yym]; +#if YYDEBUG + if (yydebug) + printf("%sdebug: after reduction, shifting from state %d \ +to state %d\n", YYPREFIX, *yystack.s_mark, yystate); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + *++yystack.s_mark = (short) yystate; + *++yystack.l_mark = yyval; + goto yyloop; + +yyoverflow: + yyerror("yacc stack overflow"); + +yyabort: + yyfreestack(&yystack); + return (1); + +yyaccept: + yyfreestack(&yystack); + return (0); +} diff --git a/test/pure_calc.tab.h b/test/pure_calc.tab.h new file mode 100644 index 000000000000..19211182d6b3 --- /dev/null +++ b/test/pure_calc.tab.h @@ -0,0 +1,3 @@ +#define DIGIT 257 +#define LETTER 258 +#define UMINUS 259 diff --git a/test/pure_calc.y b/test/pure_calc.y new file mode 100644 index 000000000000..3cd04332dcdd --- /dev/null +++ b/test/pure_calc.y @@ -0,0 +1,116 @@ +%{ +# include +# include + +int regs[26]; +int base; + +#ifdef YYBISON +#define YYSTYPE int +#define YYLEX_PARAM &yylval +#define YYLEX_DECL() yylex(YYSTYPE *yylval) +#define YYERROR_DECL() yyerror(const char *s) +int YYLEX_DECL(); +static void YYERROR_DECL(); +#endif + +%} + +%start list + +%token DIGIT LETTER + +%left '|' +%left '&' +%left '+' '-' +%left '*' '/' '%' +%left UMINUS /* supplies precedence for unary minus */ + +%% /* beginning of rules section */ + +list : /* empty */ + | list stat '\n' + | list error '\n' + { yyerrok ; } + ; + +stat : expr + { printf("%d\n",$1);} + | LETTER '=' expr + { regs[$1] = $3; } + ; + +expr : '(' expr ')' + { $$ = $2; } + | expr '+' expr + { $$ = $1 + $3; } + | expr '-' expr + { $$ = $1 - $3; } + | expr '*' expr + { $$ = $1 * $3; } + | expr '/' expr + { $$ = $1 / $3; } + | expr '%' expr + { $$ = $1 % $3; } + | expr '&' expr + { $$ = $1 & $3; } + | expr '|' expr + { $$ = $1 | $3; } + | '-' expr %prec UMINUS + { $$ = - $2; } + | LETTER + { $$ = regs[$1]; } + | number + ; + +number: DIGIT + { $$ = $1; base = ($1==0) ? 8 : 10; } + | number DIGIT + { $$ = base * $1 + $2; } + ; + +%% /* start of programs */ + +#ifdef YYBYACC +static int YYLEX_DECL(); +#endif + +int +main (void) +{ + while(!feof(stdin)) { + yyparse(); + } + return 0; +} + +static void +YYERROR_DECL() +{ + fprintf(stderr, "%s\n", s); +} + +int +YYLEX_DECL() +{ + /* lexical analysis routine */ + /* returns LETTER for a lower case letter, yylval = 0 through 25 */ + /* return DIGIT for a digit, yylval = 0 through 9 */ + /* all other characters are returned immediately */ + + int c; + + while( (c=getchar()) == ' ' ) { /* skip blanks */ } + + /* c is now nonblank */ + + if( islower( c )) { + *yylval = c - 'a'; + return ( LETTER ); + } + if( isdigit( c )) { + *yylval = c - '0'; + return ( DIGIT ); + } + return( c ); +} diff --git a/test/pure_error.output b/test/pure_error.output new file mode 100644 index 000000000000..0c4db6225e24 --- /dev/null +++ b/test/pure_error.output @@ -0,0 +1,27 @@ + 0 $accept : S $end + + 1 S : error + +state 0 + $accept : . S $end (0) + + error shift 1 + . error + + S goto 2 + + +state 1 + S : error . (1) + + . reduce 1 + + +state 2 + $accept : S . $end (0) + + $end accept + + +2 terminals, 2 nonterminals +2 grammar rules, 3 states diff --git a/test/pure_error.tab.c b/test/pure_error.tab.c new file mode 100644 index 000000000000..98de3d8299b7 --- /dev/null +++ b/test/pure_error.tab.c @@ -0,0 +1,517 @@ +#ifndef lint +static const char yysccsid[] = "@(#)yaccpar 1.9 (Berkeley) 02/21/93"; +#endif + +#define YYBYACC 1 +#define YYMAJOR 1 +#define YYMINOR 9 + +#define YYEMPTY (-1) +#define yyclearin (yychar = YYEMPTY) +#define yyerrok (yyerrflag = 0) +#define YYRECOVERING() (yyerrflag != 0) + + +#ifndef yyparse +#define yyparse error_parse +#endif /* yyparse */ + +#ifndef yylex +#define yylex error_lex +#endif /* yylex */ + +#ifndef yyerror +#define yyerror error_error +#endif /* yyerror */ + +#ifndef yychar +#define yychar error_char +#endif /* yychar */ + +#ifndef yyval +#define yyval error_val +#endif /* yyval */ + +#ifndef yylval +#define yylval error_lval +#endif /* yylval */ + +#ifndef yydebug +#define yydebug error_debug +#endif /* yydebug */ + +#ifndef yynerrs +#define yynerrs error_nerrs +#endif /* yynerrs */ + +#ifndef yyerrflag +#define yyerrflag error_errflag +#endif /* yyerrflag */ + +#ifndef yylhs +#define yylhs error_lhs +#endif /* yylhs */ + +#ifndef yylen +#define yylen error_len +#endif /* yylen */ + +#ifndef yydefred +#define yydefred error_defred +#endif /* yydefred */ + +#ifndef yydgoto +#define yydgoto error_dgoto +#endif /* yydgoto */ + +#ifndef yysindex +#define yysindex error_sindex +#endif /* yysindex */ + +#ifndef yyrindex +#define yyrindex error_rindex +#endif /* yyrindex */ + +#ifndef yygindex +#define yygindex error_gindex +#endif /* yygindex */ + +#ifndef yytable +#define yytable error_table +#endif /* yytable */ + +#ifndef yycheck +#define yycheck error_check +#endif /* yycheck */ + +#ifndef yyname +#define yyname error_name +#endif /* yyname */ + +#ifndef yyrule +#define yyrule error_rule +#endif /* yyrule */ +#define YYPREFIX "error_" + +#define YYPURE 1 + +#line 2 "pure_error.y" + +#ifdef YYBISON +#define YYSTYPE int +#define YYLEX_PARAM &yylval +#define YYLEX_DECL() yylex(YYSTYPE *yylval) +#define YYERROR_DECL() yyerror(const char *s) +int YYLEX_DECL(); +static void YYERROR_DECL(); +#endif + +#line 110 "pure_error.tab.c" + +#ifndef YYSTYPE +typedef int YYSTYPE; +#endif + +/* compatibility with bison */ +#ifdef YYPARSE_PARAM +/* compatibility with FreeBSD */ +# ifdef YYPARSE_PARAM_TYPE +# define YYPARSE_DECL() yyparse(YYPARSE_PARAM_TYPE YYPARSE_PARAM) +# else +# define YYPARSE_DECL() yyparse(void *YYPARSE_PARAM) +# endif +#else +# define YYPARSE_DECL() yyparse(void) +#endif + +/* Parameters sent to lex. */ +#ifdef YYLEX_PARAM +# ifdef YYLEX_PARAM_TYPE +# define YYLEX_DECL() yylex(YYSTYPE *yylval, YYLEX_PARAM_TYPE YYLEX_PARAM) +# else +# define YYLEX_DECL() yylex(YYSTYPE *yylval, void * YYLEX_PARAM) +# endif +# define YYLEX yylex(&yylval, YYLEX_PARAM) +#else +# define YYLEX_DECL() yylex(YYSTYPE *yylval) +# define YYLEX yylex(&yylval) +#endif + +/* Parameters sent to yyerror. */ +#ifndef YYERROR_DECL +#define YYERROR_DECL() yyerror(const char *s) +#endif +#ifndef YYERROR_CALL +#define YYERROR_CALL(msg) yyerror(msg) +#endif + +extern int YYPARSE_DECL(); + +#define YYERRCODE 256 +static const short error_lhs[] = { -1, + 0, +}; +static const short error_len[] = { 2, + 1, +}; +static const short error_defred[] = { 0, + 1, 0, +}; +static const short error_dgoto[] = { 2, +}; +static const short error_sindex[] = { -256, + 0, 0, +}; +static const short error_rindex[] = { 0, + 0, 0, +}; +static const short error_gindex[] = { 0, +}; +#define YYTABLESIZE 0 +static const short error_table[] = { 1, +}; +static const short error_check[] = { 256, +}; +#define YYFINAL 2 +#ifndef YYDEBUG +#define YYDEBUG 0 +#endif +#define YYMAXTOKEN 0 +#if YYDEBUG +static const char *yyname[] = { + +"end-of-file", +}; +static const char *yyrule[] = { +"$accept : S", +"S : error", + +}; +#endif + +int yydebug; +int yynerrs; + +/* define the initial stack-sizes */ +#ifdef YYSTACKSIZE +#undef YYMAXDEPTH +#define YYMAXDEPTH YYSTACKSIZE +#else +#ifdef YYMAXDEPTH +#define YYSTACKSIZE YYMAXDEPTH +#else +#define YYSTACKSIZE 500 +#define YYMAXDEPTH 500 +#endif +#endif + +#define YYINITSTACKSIZE 500 + +typedef struct { + unsigned stacksize; + short *s_base; + short *s_mark; + short *s_last; + YYSTYPE *l_base; + YYSTYPE *l_mark; +} YYSTACKDATA; +#line 17 "pure_error.y" + +#include + +#ifdef YYBYACC +extern int YYLEX_DECL(); +#endif + +int +main(void) +{ + printf("yyparse() = %d\n", yyparse()); + return 0; +} + +int +yylex(YYSTYPE *value) +{ + return value ? 0 : -1; +} + +static void +yyerror(const char* s) +{ + printf("%s\n", s); +} +#line 245 "pure_error.tab.c" + +#if YYDEBUG +#include /* needed for printf */ +#endif + +#include /* needed for malloc, etc */ +#include /* needed for memset */ + +/* allocate initial stack or double stack size, up to YYMAXDEPTH */ +static int yygrowstack(YYSTACKDATA *data) +{ + int i; + unsigned newsize; + short *newss; + YYSTYPE *newvs; + + if ((newsize = data->stacksize) == 0) + newsize = YYINITSTACKSIZE; + else if (newsize >= YYMAXDEPTH) + return -1; + else if ((newsize *= 2) > YYMAXDEPTH) + newsize = YYMAXDEPTH; + + i = data->s_mark - data->s_base; + newss = (short *)realloc(data->s_base, newsize * sizeof(*newss)); + if (newss == 0) + return -1; + + data->s_base = newss; + data->s_mark = newss + i; + + newvs = (YYSTYPE *)realloc(data->l_base, newsize * sizeof(*newvs)); + if (newvs == 0) + return -1; + + data->l_base = newvs; + data->l_mark = newvs + i; + + data->stacksize = newsize; + data->s_last = data->s_base + newsize - 1; + return 0; +} + +#if YYPURE || defined(YY_NO_LEAKS) +static void yyfreestack(YYSTACKDATA *data) +{ + free(data->s_base); + free(data->l_base); + memset(data, 0, sizeof(*data)); +} +#else +#define yyfreestack(data) /* nothing */ +#endif + +#define YYABORT goto yyabort +#define YYREJECT goto yyabort +#define YYACCEPT goto yyaccept +#define YYERROR goto yyerrlab + +int +YYPARSE_DECL() +{ + int yyerrflag; + int yychar; + YYSTYPE yyval; + YYSTYPE yylval; + + /* variables for the parser stack */ + YYSTACKDATA yystack; + int yym, yyn, yystate; +#if YYDEBUG + const char *yys; + + if ((yys = getenv("YYDEBUG")) != 0) + { + yyn = *yys; + if (yyn >= '0' && yyn <= '9') + yydebug = yyn - '0'; + } +#endif + + yynerrs = 0; + yyerrflag = 0; + yychar = YYEMPTY; + yystate = 0; + +#if YYPURE + memset(&yystack, 0, sizeof(yystack)); +#endif + + if (yystack.s_base == NULL && yygrowstack(&yystack)) goto yyoverflow; + yystack.s_mark = yystack.s_base; + yystack.l_mark = yystack.l_base; + yystate = 0; + *yystack.s_mark = 0; + +yyloop: + if ((yyn = yydefred[yystate]) != 0) goto yyreduce; + if (yychar < 0) + { + if ((yychar = YYLEX) < 0) yychar = 0; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, reading %d (%s)\n", + YYPREFIX, yystate, yychar, yys); + } +#endif + } + if ((yyn = yysindex[yystate]) && (yyn += yychar) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yychar) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, shifting to state %d\n", + YYPREFIX, yystate, yytable[yyn]); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + yystate = yytable[yyn]; + *++yystack.s_mark = yytable[yyn]; + *++yystack.l_mark = yylval; + yychar = YYEMPTY; + if (yyerrflag > 0) --yyerrflag; + goto yyloop; + } + if ((yyn = yyrindex[yystate]) && (yyn += yychar) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yychar) + { + yyn = yytable[yyn]; + goto yyreduce; + } + if (yyerrflag) goto yyinrecovery; + + yyerror("syntax error"); + + goto yyerrlab; + +yyerrlab: + ++yynerrs; + +yyinrecovery: + if (yyerrflag < 3) + { + yyerrflag = 3; + for (;;) + { + if ((yyn = yysindex[*yystack.s_mark]) && (yyn += YYERRCODE) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == YYERRCODE) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, error recovery shifting\ + to state %d\n", YYPREFIX, *yystack.s_mark, yytable[yyn]); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + yystate = yytable[yyn]; + *++yystack.s_mark = yytable[yyn]; + *++yystack.l_mark = yylval; + goto yyloop; + } + else + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: error recovery discarding state %d\n", + YYPREFIX, *yystack.s_mark); +#endif + if (yystack.s_mark <= yystack.s_base) goto yyabort; + --yystack.s_mark; + --yystack.l_mark; + } + } + } + else + { + if (yychar == 0) goto yyabort; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, error recovery discards token %d (%s)\n", + YYPREFIX, yystate, yychar, yys); + } +#endif + yychar = YYEMPTY; + goto yyloop; + } + +yyreduce: +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, reducing by rule %d (%s)\n", + YYPREFIX, yystate, yyn, yyrule[yyn]); +#endif + yym = yylen[yyn]; + if (yym) + yyval = yystack.l_mark[1-yym]; + else + memset(&yyval, 0, sizeof yyval); + switch (yyn) + { + } + yystack.s_mark -= yym; + yystate = *yystack.s_mark; + yystack.l_mark -= yym; + yym = yylhs[yyn]; + if (yystate == 0 && yym == 0) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: after reduction, shifting from state 0 to\ + state %d\n", YYPREFIX, YYFINAL); +#endif + yystate = YYFINAL; + *++yystack.s_mark = YYFINAL; + *++yystack.l_mark = yyval; + if (yychar < 0) + { + if ((yychar = YYLEX) < 0) yychar = 0; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, reading %d (%s)\n", + YYPREFIX, YYFINAL, yychar, yys); + } +#endif + } + if (yychar == 0) goto yyaccept; + goto yyloop; + } + if ((yyn = yygindex[yym]) && (yyn += yystate) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yystate) + yystate = yytable[yyn]; + else + yystate = yydgoto[yym]; +#if YYDEBUG + if (yydebug) + printf("%sdebug: after reduction, shifting from state %d \ +to state %d\n", YYPREFIX, *yystack.s_mark, yystate); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + *++yystack.s_mark = (short) yystate; + *++yystack.l_mark = yyval; + goto yyloop; + +yyoverflow: + yyerror("yacc stack overflow"); + +yyabort: + yyfreestack(&yystack); + return (1); + +yyaccept: + yyfreestack(&yystack); + return (0); +} diff --git a/test/pure_error.tab.h b/test/pure_error.tab.h new file mode 100644 index 000000000000..e69de29bb2d1 diff --git a/test/pure_error.y b/test/pure_error.y new file mode 100644 index 000000000000..fe7a3c3094f2 --- /dev/null +++ b/test/pure_error.y @@ -0,0 +1,41 @@ +%{ + +#ifdef YYBISON +#define YYSTYPE int +#define YYLEX_PARAM &yylval +#define YYLEX_DECL() yylex(YYSTYPE *yylval) +#define YYERROR_DECL() yyerror(const char *s) +int YYLEX_DECL(); +static void YYERROR_DECL(); +#endif + +%} + +%% +S: error +%% + +#include + +#ifdef YYBYACC +extern int YYLEX_DECL(); +#endif + +int +main(void) +{ + printf("yyparse() = %d\n", yyparse()); + return 0; +} + +int +yylex(YYSTYPE *value) +{ + return value ? 0 : -1; +} + +static void +yyerror(const char* s) +{ + printf("%s\n", s); +} diff --git a/test/quote_calc-s.output b/test/quote_calc-s.output new file mode 100644 index 000000000000..0306652bfaa1 --- /dev/null +++ b/test/quote_calc-s.output @@ -0,0 +1,557 @@ + 0 $accept : list $end + + 1 list : + 2 | list stat '\n' + 3 | list error '\n' + + 4 stat : expr + 5 | LETTER '=' expr + + 6 expr : '(' expr ')' + 7 | expr OP_ADD expr + 8 | expr OP_SUB expr + 9 | expr OP_MUL expr + 10 | expr OP_DIV expr + 11 | expr OP_MOD expr + 12 | expr OP_AND expr + 13 | expr '|' expr + 14 | OP_SUB expr + 15 | LETTER + 16 | number + + 17 number : DIGIT + 18 | number DIGIT + +state 0 + $accept : . list $end (0) + list : . (1) + + . reduce 1 + + list goto 1 + + +state 1 + $accept : list . $end (0) + list : list . stat '\n' (2) + list : list . error '\n' (3) + + $end accept + error shift 2 + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 5 + '(' shift 6 + . error + + stat goto 7 + expr goto 8 + number goto 9 + + +state 2 + list : list error . '\n' (3) + + '\n' shift 10 + . error + + +state 3 + expr : OP_SUB . expr (14) + + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 12 + number goto 9 + + +state 4 + number : DIGIT . (17) + + . reduce 17 + + +state 5 + stat : LETTER . '=' expr (5) + expr : LETTER . (15) + + '=' shift 13 + OP_ADD reduce 15 + OP_SUB reduce 15 + OP_MUL reduce 15 + OP_DIV reduce 15 + OP_MOD reduce 15 + OP_AND reduce 15 + '|' reduce 15 + '\n' reduce 15 + + +state 6 + expr : '(' . expr ')' (6) + + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 14 + number goto 9 + + +state 7 + list : list stat . '\n' (2) + + '\n' shift 15 + . error + + +state 8 + stat : expr . (4) + expr : expr . OP_ADD expr (7) + expr : expr . OP_SUB expr (8) + expr : expr . OP_MUL expr (9) + expr : expr . OP_DIV expr (10) + expr : expr . OP_MOD expr (11) + expr : expr . OP_AND expr (12) + expr : expr . '|' expr (13) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' shift 22 + '\n' reduce 4 + + +state 9 + expr : number . (16) + number : number . DIGIT (18) + + DIGIT shift 23 + OP_ADD reduce 16 + OP_SUB reduce 16 + OP_MUL reduce 16 + OP_DIV reduce 16 + OP_MOD reduce 16 + OP_AND reduce 16 + '|' reduce 16 + '\n' reduce 16 + ')' reduce 16 + + +state 10 + list : list error '\n' . (3) + + . reduce 3 + + +state 11 + expr : LETTER . (15) + + . reduce 15 + + +12: shift/reduce conflict (shift 16, reduce 14) on OP_ADD +12: shift/reduce conflict (shift 17, reduce 14) on OP_SUB +12: shift/reduce conflict (shift 18, reduce 14) on OP_MUL +12: shift/reduce conflict (shift 19, reduce 14) on OP_DIV +12: shift/reduce conflict (shift 20, reduce 14) on OP_MOD +12: shift/reduce conflict (shift 21, reduce 14) on OP_AND +state 12 + expr : expr . OP_ADD expr (7) + expr : expr . OP_SUB expr (8) + expr : expr . OP_MUL expr (9) + expr : expr . OP_DIV expr (10) + expr : expr . OP_MOD expr (11) + expr : expr . OP_AND expr (12) + expr : expr . '|' expr (13) + expr : OP_SUB expr . (14) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' reduce 14 + '\n' reduce 14 + ')' reduce 14 + + +state 13 + stat : LETTER '=' . expr (5) + + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 24 + number goto 9 + + +state 14 + expr : '(' expr . ')' (6) + expr : expr . OP_ADD expr (7) + expr : expr . OP_SUB expr (8) + expr : expr . OP_MUL expr (9) + expr : expr . OP_DIV expr (10) + expr : expr . OP_MOD expr (11) + expr : expr . OP_AND expr (12) + expr : expr . '|' expr (13) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' shift 22 + ')' shift 25 + . error + + +state 15 + list : list stat '\n' . (2) + + . reduce 2 + + +state 16 + expr : expr OP_ADD . expr (7) + + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 26 + number goto 9 + + +state 17 + expr : expr OP_SUB . expr (8) + + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 27 + number goto 9 + + +state 18 + expr : expr OP_MUL . expr (9) + + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 28 + number goto 9 + + +state 19 + expr : expr OP_DIV . expr (10) + + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 29 + number goto 9 + + +state 20 + expr : expr OP_MOD . expr (11) + + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 30 + number goto 9 + + +state 21 + expr : expr OP_AND . expr (12) + + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 31 + number goto 9 + + +state 22 + expr : expr '|' . expr (13) + + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 32 + number goto 9 + + +state 23 + number : number DIGIT . (18) + + . reduce 18 + + +state 24 + stat : LETTER '=' expr . (5) + expr : expr . OP_ADD expr (7) + expr : expr . OP_SUB expr (8) + expr : expr . OP_MUL expr (9) + expr : expr . OP_DIV expr (10) + expr : expr . OP_MOD expr (11) + expr : expr . OP_AND expr (12) + expr : expr . '|' expr (13) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' shift 22 + '\n' reduce 5 + + +state 25 + expr : '(' expr ')' . (6) + + . reduce 6 + + +26: shift/reduce conflict (shift 16, reduce 7) on OP_ADD +26: shift/reduce conflict (shift 17, reduce 7) on OP_SUB +26: shift/reduce conflict (shift 18, reduce 7) on OP_MUL +26: shift/reduce conflict (shift 19, reduce 7) on OP_DIV +26: shift/reduce conflict (shift 20, reduce 7) on OP_MOD +26: shift/reduce conflict (shift 21, reduce 7) on OP_AND +26: shift/reduce conflict (shift 22, reduce 7) on '|' +state 26 + expr : expr . OP_ADD expr (7) + expr : expr OP_ADD expr . (7) + expr : expr . OP_SUB expr (8) + expr : expr . OP_MUL expr (9) + expr : expr . OP_DIV expr (10) + expr : expr . OP_MOD expr (11) + expr : expr . OP_AND expr (12) + expr : expr . '|' expr (13) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' shift 22 + '\n' reduce 7 + ')' reduce 7 + + +27: shift/reduce conflict (shift 16, reduce 8) on OP_ADD +27: shift/reduce conflict (shift 17, reduce 8) on OP_SUB +27: shift/reduce conflict (shift 18, reduce 8) on OP_MUL +27: shift/reduce conflict (shift 19, reduce 8) on OP_DIV +27: shift/reduce conflict (shift 20, reduce 8) on OP_MOD +27: shift/reduce conflict (shift 21, reduce 8) on OP_AND +27: shift/reduce conflict (shift 22, reduce 8) on '|' +state 27 + expr : expr . OP_ADD expr (7) + expr : expr . OP_SUB expr (8) + expr : expr OP_SUB expr . (8) + expr : expr . OP_MUL expr (9) + expr : expr . OP_DIV expr (10) + expr : expr . OP_MOD expr (11) + expr : expr . OP_AND expr (12) + expr : expr . '|' expr (13) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' shift 22 + '\n' reduce 8 + ')' reduce 8 + + +28: shift/reduce conflict (shift 16, reduce 9) on OP_ADD +28: shift/reduce conflict (shift 17, reduce 9) on OP_SUB +28: shift/reduce conflict (shift 18, reduce 9) on OP_MUL +28: shift/reduce conflict (shift 19, reduce 9) on OP_DIV +28: shift/reduce conflict (shift 20, reduce 9) on OP_MOD +28: shift/reduce conflict (shift 21, reduce 9) on OP_AND +28: shift/reduce conflict (shift 22, reduce 9) on '|' +state 28 + expr : expr . OP_ADD expr (7) + expr : expr . OP_SUB expr (8) + expr : expr . OP_MUL expr (9) + expr : expr OP_MUL expr . (9) + expr : expr . OP_DIV expr (10) + expr : expr . OP_MOD expr (11) + expr : expr . OP_AND expr (12) + expr : expr . '|' expr (13) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' shift 22 + '\n' reduce 9 + ')' reduce 9 + + +29: shift/reduce conflict (shift 16, reduce 10) on OP_ADD +29: shift/reduce conflict (shift 17, reduce 10) on OP_SUB +29: shift/reduce conflict (shift 18, reduce 10) on OP_MUL +29: shift/reduce conflict (shift 19, reduce 10) on OP_DIV +29: shift/reduce conflict (shift 20, reduce 10) on OP_MOD +29: shift/reduce conflict (shift 21, reduce 10) on OP_AND +29: shift/reduce conflict (shift 22, reduce 10) on '|' +state 29 + expr : expr . OP_ADD expr (7) + expr : expr . OP_SUB expr (8) + expr : expr . OP_MUL expr (9) + expr : expr . OP_DIV expr (10) + expr : expr OP_DIV expr . (10) + expr : expr . OP_MOD expr (11) + expr : expr . OP_AND expr (12) + expr : expr . '|' expr (13) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' shift 22 + '\n' reduce 10 + ')' reduce 10 + + +30: shift/reduce conflict (shift 16, reduce 11) on OP_ADD +30: shift/reduce conflict (shift 17, reduce 11) on OP_SUB +30: shift/reduce conflict (shift 18, reduce 11) on OP_MUL +30: shift/reduce conflict (shift 19, reduce 11) on OP_DIV +30: shift/reduce conflict (shift 20, reduce 11) on OP_MOD +30: shift/reduce conflict (shift 21, reduce 11) on OP_AND +30: shift/reduce conflict (shift 22, reduce 11) on '|' +state 30 + expr : expr . OP_ADD expr (7) + expr : expr . OP_SUB expr (8) + expr : expr . OP_MUL expr (9) + expr : expr . OP_DIV expr (10) + expr : expr . OP_MOD expr (11) + expr : expr OP_MOD expr . (11) + expr : expr . OP_AND expr (12) + expr : expr . '|' expr (13) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' shift 22 + '\n' reduce 11 + ')' reduce 11 + + +31: shift/reduce conflict (shift 16, reduce 12) on OP_ADD +31: shift/reduce conflict (shift 17, reduce 12) on OP_SUB +31: shift/reduce conflict (shift 18, reduce 12) on OP_MUL +31: shift/reduce conflict (shift 19, reduce 12) on OP_DIV +31: shift/reduce conflict (shift 20, reduce 12) on OP_MOD +31: shift/reduce conflict (shift 21, reduce 12) on OP_AND +31: shift/reduce conflict (shift 22, reduce 12) on '|' +state 31 + expr : expr . OP_ADD expr (7) + expr : expr . OP_SUB expr (8) + expr : expr . OP_MUL expr (9) + expr : expr . OP_DIV expr (10) + expr : expr . OP_MOD expr (11) + expr : expr . OP_AND expr (12) + expr : expr OP_AND expr . (12) + expr : expr . '|' expr (13) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' shift 22 + '\n' reduce 12 + ')' reduce 12 + + +32: shift/reduce conflict (shift 16, reduce 13) on OP_ADD +32: shift/reduce conflict (shift 17, reduce 13) on OP_SUB +32: shift/reduce conflict (shift 18, reduce 13) on OP_MUL +32: shift/reduce conflict (shift 19, reduce 13) on OP_DIV +32: shift/reduce conflict (shift 20, reduce 13) on OP_MOD +32: shift/reduce conflict (shift 21, reduce 13) on OP_AND +state 32 + expr : expr . OP_ADD expr (7) + expr : expr . OP_SUB expr (8) + expr : expr . OP_MUL expr (9) + expr : expr . OP_DIV expr (10) + expr : expr . OP_MOD expr (11) + expr : expr . OP_AND expr (12) + expr : expr . '|' expr (13) + expr : expr '|' expr . (13) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' reduce 13 + '\n' reduce 13 + ')' reduce 13 + + +State 12 contains 6 shift/reduce conflicts. +State 26 contains 7 shift/reduce conflicts. +State 27 contains 7 shift/reduce conflicts. +State 28 contains 7 shift/reduce conflicts. +State 29 contains 7 shift/reduce conflicts. +State 30 contains 7 shift/reduce conflicts. +State 31 contains 7 shift/reduce conflicts. +State 32 contains 6 shift/reduce conflicts. + + +28 terminals, 5 nonterminals +19 grammar rules, 33 states diff --git a/test/quote_calc-s.tab.c b/test/quote_calc-s.tab.c new file mode 100644 index 000000000000..15346fdcfafa --- /dev/null +++ b/test/quote_calc-s.tab.c @@ -0,0 +1,687 @@ +#ifndef lint +static const char yysccsid[] = "@(#)yaccpar 1.9 (Berkeley) 02/21/93"; +#endif + +#define YYBYACC 1 +#define YYMAJOR 1 +#define YYMINOR 9 + +#define YYEMPTY (-1) +#define yyclearin (yychar = YYEMPTY) +#define yyerrok (yyerrflag = 0) +#define YYRECOVERING() (yyerrflag != 0) + + +#ifndef yyparse +#define yyparse quote_calc_parse +#endif /* yyparse */ + +#ifndef yylex +#define yylex quote_calc_lex +#endif /* yylex */ + +#ifndef yyerror +#define yyerror quote_calc_error +#endif /* yyerror */ + +#ifndef yychar +#define yychar quote_calc_char +#endif /* yychar */ + +#ifndef yyval +#define yyval quote_calc_val +#endif /* yyval */ + +#ifndef yylval +#define yylval quote_calc_lval +#endif /* yylval */ + +#ifndef yydebug +#define yydebug quote_calc_debug +#endif /* yydebug */ + +#ifndef yynerrs +#define yynerrs quote_calc_nerrs +#endif /* yynerrs */ + +#ifndef yyerrflag +#define yyerrflag quote_calc_errflag +#endif /* yyerrflag */ + +#ifndef yylhs +#define yylhs quote_calc_lhs +#endif /* yylhs */ + +#ifndef yylen +#define yylen quote_calc_len +#endif /* yylen */ + +#ifndef yydefred +#define yydefred quote_calc_defred +#endif /* yydefred */ + +#ifndef yydgoto +#define yydgoto quote_calc_dgoto +#endif /* yydgoto */ + +#ifndef yysindex +#define yysindex quote_calc_sindex +#endif /* yysindex */ + +#ifndef yyrindex +#define yyrindex quote_calc_rindex +#endif /* yyrindex */ + +#ifndef yygindex +#define yygindex quote_calc_gindex +#endif /* yygindex */ + +#ifndef yytable +#define yytable quote_calc_table +#endif /* yytable */ + +#ifndef yycheck +#define yycheck quote_calc_check +#endif /* yycheck */ + +#ifndef yyname +#define yyname quote_calc_name +#endif /* yyname */ + +#ifndef yyrule +#define yyrule quote_calc_rule +#endif /* yyrule */ +#define YYPREFIX "quote_calc_" + +#define YYPURE 0 + +#line 2 "quote_calc.y" +# include +# include + +int regs[26]; +int base; + +int yylex(void); +static void yyerror(const char *s); + +#line 109 "quote_calc-s.tab.c" + +#ifndef YYSTYPE +typedef int YYSTYPE; +#endif + +/* compatibility with bison */ +#ifdef YYPARSE_PARAM +/* compatibility with FreeBSD */ +# ifdef YYPARSE_PARAM_TYPE +# define YYPARSE_DECL() yyparse(YYPARSE_PARAM_TYPE YYPARSE_PARAM) +# else +# define YYPARSE_DECL() yyparse(void *YYPARSE_PARAM) +# endif +#else +# define YYPARSE_DECL() yyparse(void) +#endif + +/* Parameters sent to lex. */ +#ifdef YYLEX_PARAM +# define YYLEX_DECL() yylex(void *YYLEX_PARAM) +# define YYLEX yylex(YYLEX_PARAM) +#else +# define YYLEX_DECL() yylex(void) +# define YYLEX yylex() +#endif + +/* Parameters sent to yyerror. */ +#ifndef YYERROR_DECL +#define YYERROR_DECL() yyerror(const char *s) +#endif +#ifndef YYERROR_CALL +#define YYERROR_CALL(msg) yyerror(msg) +#endif + +extern int YYPARSE_DECL(); + +#define OP_ADD 257 +#define OP_SUB 259 +#define OP_MUL 261 +#define OP_DIV 263 +#define OP_MOD 265 +#define OP_AND 267 +#define DIGIT 269 +#define LETTER 270 +#define UMINUS 271 +#define YYERRCODE 256 +static const short quote_calc_lhs[] = { -1, + 0, 0, 0, 1, 1, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 3, 3, +}; +static const short quote_calc_len[] = { 2, + 0, 3, 3, 1, 3, 3, 3, 3, 3, 3, + 3, 3, 3, 2, 1, 1, 1, 2, +}; +static const short quote_calc_defred[] = { 1, + 0, 0, 0, 17, 0, 0, 0, 0, 0, 3, + 15, 0, 0, 0, 2, 0, 0, 0, 0, 0, + 0, 0, 18, 0, 6, 0, 0, 0, 0, 0, + 0, 0, +}; +static const short quote_calc_dgoto[] = { 1, + 7, 8, 9, +}; +static const short quote_calc_sindex[] = { 0, + -38, 5, -36, 0, -51, -36, 7, -121, -248, 0, + 0, -243, -36, -22, 0, -36, -36, -36, -36, -36, + -36, -36, 0, -121, 0, -121, -121, -121, -121, -121, + -121, -243, +}; +static const short quote_calc_rindex[] = { 0, + 0, 0, 0, 0, -9, 0, 0, 13, -10, 0, + 0, -5, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 15, 0, -3, -2, -1, 1, 2, + 3, -4, +}; +static const short quote_calc_gindex[] = { 0, + 0, 42, 0, +}; +#define YYTABLESIZE 258 +static const short quote_calc_table[] = { 16, + 15, 6, 22, 6, 14, 13, 7, 8, 9, 13, + 10, 11, 12, 16, 10, 17, 15, 18, 25, 19, + 23, 20, 4, 21, 5, 0, 0, 0, 0, 0, + 16, 0, 0, 0, 0, 14, 13, 7, 8, 9, + 0, 10, 11, 12, 12, 0, 0, 14, 0, 0, + 0, 0, 0, 0, 24, 0, 0, 26, 27, 28, + 29, 30, 31, 32, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 22, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 16, 15, 0, 0, 0, 14, 13, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 16, 0, 17, 0, 18, + 0, 19, 0, 20, 0, 21, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, + 3, 0, 3, 0, 0, 0, 0, 0, 0, 0, + 4, 5, 4, 11, 16, 0, 17, 0, 18, 0, + 19, 0, 20, 0, 21, 0, 16, 15, 16, 15, + 16, 15, 16, 15, 16, 15, 16, 15, +}; +static const short quote_calc_check[] = { 10, + 10, 40, 124, 40, 10, 10, 10, 10, 10, 61, + 10, 10, 10, 257, 10, 259, 10, 261, 41, 263, + 269, 265, 10, 267, 10, -1, -1, -1, -1, -1, + 41, -1, -1, -1, -1, 41, 41, 41, 41, 41, + -1, 41, 41, 41, 3, -1, -1, 6, -1, -1, + -1, -1, -1, -1, 13, -1, -1, 16, 17, 18, + 19, 20, 21, 22, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, 124, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, 124, 124, -1, -1, -1, 124, 124, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, 257, -1, 259, -1, 261, + -1, 263, -1, 265, -1, 267, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, 256, -1, -1, + 259, -1, 259, -1, -1, -1, -1, -1, -1, -1, + 269, 270, 269, 270, 257, -1, 259, -1, 261, -1, + 263, -1, 265, -1, 267, -1, 257, 257, 259, 259, + 261, 261, 263, 263, 265, 265, 267, 267, +}; +#define YYFINAL 1 +#ifndef YYDEBUG +#define YYDEBUG 0 +#endif +#define YYMAXTOKEN 271 +#if YYDEBUG +static const char *yyname[] = { + +"end-of-file",0,0,0,0,0,0,0,0,0,"'\\n'",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,"'%'","'&'",0,"'('","')'","'*'","'+'",0,"'-'",0,"'/'",0,0,0,0,0,0,0, +0,0,0,0,0,0,"'='",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"'|'",0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,"OP_ADD","\"ADD\"","OP_SUB","\"SUB\"","OP_MUL","\"MUL\"","OP_DIV", +"\"DIV\"","OP_MOD","\"MOD\"","OP_AND","\"AND\"","DIGIT","LETTER","UMINUS", +}; +static const char *yyrule[] = { +"$accept : list", +"list :", +"list : list stat '\\n'", +"list : list error '\\n'", +"stat : expr", +"stat : LETTER '=' expr", +"expr : '(' expr ')'", +"expr : expr OP_ADD expr", +"expr : expr OP_SUB expr", +"expr : expr OP_MUL expr", +"expr : expr OP_DIV expr", +"expr : expr OP_MOD expr", +"expr : expr OP_AND expr", +"expr : expr '|' expr", +"expr : OP_SUB expr", +"expr : LETTER", +"expr : number", +"number : DIGIT", +"number : number DIGIT", + +}; +#endif + +int yydebug; +int yynerrs; + +int yyerrflag; +int yychar; +YYSTYPE yyval; +YYSTYPE yylval; + +/* define the initial stack-sizes */ +#ifdef YYSTACKSIZE +#undef YYMAXDEPTH +#define YYMAXDEPTH YYSTACKSIZE +#else +#ifdef YYMAXDEPTH +#define YYSTACKSIZE YYMAXDEPTH +#else +#define YYSTACKSIZE 500 +#define YYMAXDEPTH 500 +#endif +#endif + +#define YYINITSTACKSIZE 500 + +typedef struct { + unsigned stacksize; + short *s_base; + short *s_mark; + short *s_last; + YYSTYPE *l_base; + YYSTYPE *l_mark; +} YYSTACKDATA; +/* variables for the parser stack */ +static YYSTACKDATA yystack; +#line 73 "quote_calc.y" + /* start of programs */ + +int +main (void) +{ + while(!feof(stdin)) { + yyparse(); + } + return 0; +} + +static void +yyerror(const char *s) +{ + fprintf(stderr, "%s\n", s); +} + +int +yylex(void) { + /* lexical analysis routine */ + /* returns LETTER for a lower case letter, yylval = 0 through 25 */ + /* return DIGIT for a digit, yylval = 0 through 9 */ + /* all other characters are returned immediately */ + + int c; + + while( (c=getchar()) == ' ' ) { /* skip blanks */ } + + /* c is now nonblank */ + + if( islower( c )) { + yylval = c - 'a'; + return ( LETTER ); + } + if( isdigit( c )) { + yylval = c - '0'; + return ( DIGIT ); + } + return( c ); +} +#line 361 "quote_calc-s.tab.c" + +#if YYDEBUG +#include /* needed for printf */ +#endif + +#include /* needed for malloc, etc */ +#include /* needed for memset */ + +/* allocate initial stack or double stack size, up to YYMAXDEPTH */ +static int yygrowstack(YYSTACKDATA *data) +{ + int i; + unsigned newsize; + short *newss; + YYSTYPE *newvs; + + if ((newsize = data->stacksize) == 0) + newsize = YYINITSTACKSIZE; + else if (newsize >= YYMAXDEPTH) + return -1; + else if ((newsize *= 2) > YYMAXDEPTH) + newsize = YYMAXDEPTH; + + i = data->s_mark - data->s_base; + newss = (short *)realloc(data->s_base, newsize * sizeof(*newss)); + if (newss == 0) + return -1; + + data->s_base = newss; + data->s_mark = newss + i; + + newvs = (YYSTYPE *)realloc(data->l_base, newsize * sizeof(*newvs)); + if (newvs == 0) + return -1; + + data->l_base = newvs; + data->l_mark = newvs + i; + + data->stacksize = newsize; + data->s_last = data->s_base + newsize - 1; + return 0; +} + +#if YYPURE || defined(YY_NO_LEAKS) +static void yyfreestack(YYSTACKDATA *data) +{ + free(data->s_base); + free(data->l_base); + memset(data, 0, sizeof(*data)); +} +#else +#define yyfreestack(data) /* nothing */ +#endif + +#define YYABORT goto yyabort +#define YYREJECT goto yyabort +#define YYACCEPT goto yyaccept +#define YYERROR goto yyerrlab + +int +YYPARSE_DECL() +{ + int yym, yyn, yystate; +#if YYDEBUG + const char *yys; + + if ((yys = getenv("YYDEBUG")) != 0) + { + yyn = *yys; + if (yyn >= '0' && yyn <= '9') + yydebug = yyn - '0'; + } +#endif + + yynerrs = 0; + yyerrflag = 0; + yychar = YYEMPTY; + yystate = 0; + +#if YYPURE + memset(&yystack, 0, sizeof(yystack)); +#endif + + if (yystack.s_base == NULL && yygrowstack(&yystack)) goto yyoverflow; + yystack.s_mark = yystack.s_base; + yystack.l_mark = yystack.l_base; + yystate = 0; + *yystack.s_mark = 0; + +yyloop: + if ((yyn = yydefred[yystate]) != 0) goto yyreduce; + if (yychar < 0) + { + if ((yychar = YYLEX) < 0) yychar = 0; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, reading %d (%s)\n", + YYPREFIX, yystate, yychar, yys); + } +#endif + } + if ((yyn = yysindex[yystate]) && (yyn += yychar) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yychar) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, shifting to state %d\n", + YYPREFIX, yystate, yytable[yyn]); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + yystate = yytable[yyn]; + *++yystack.s_mark = yytable[yyn]; + *++yystack.l_mark = yylval; + yychar = YYEMPTY; + if (yyerrflag > 0) --yyerrflag; + goto yyloop; + } + if ((yyn = yyrindex[yystate]) && (yyn += yychar) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yychar) + { + yyn = yytable[yyn]; + goto yyreduce; + } + if (yyerrflag) goto yyinrecovery; + + yyerror("syntax error"); + + goto yyerrlab; + +yyerrlab: + ++yynerrs; + +yyinrecovery: + if (yyerrflag < 3) + { + yyerrflag = 3; + for (;;) + { + if ((yyn = yysindex[*yystack.s_mark]) && (yyn += YYERRCODE) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == YYERRCODE) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, error recovery shifting\ + to state %d\n", YYPREFIX, *yystack.s_mark, yytable[yyn]); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + yystate = yytable[yyn]; + *++yystack.s_mark = yytable[yyn]; + *++yystack.l_mark = yylval; + goto yyloop; + } + else + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: error recovery discarding state %d\n", + YYPREFIX, *yystack.s_mark); +#endif + if (yystack.s_mark <= yystack.s_base) goto yyabort; + --yystack.s_mark; + --yystack.l_mark; + } + } + } + else + { + if (yychar == 0) goto yyabort; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, error recovery discards token %d (%s)\n", + YYPREFIX, yystate, yychar, yys); + } +#endif + yychar = YYEMPTY; + goto yyloop; + } + +yyreduce: +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, reducing by rule %d (%s)\n", + YYPREFIX, yystate, yyn, yyrule[yyn]); +#endif + yym = yylen[yyn]; + if (yym) + yyval = yystack.l_mark[1-yym]; + else + memset(&yyval, 0, sizeof yyval); + switch (yyn) + { +case 3: +#line 35 "quote_calc.y" + { yyerrok ; } +break; +case 4: +#line 39 "quote_calc.y" + { printf("%d\n",yystack.l_mark[0]);} +break; +case 5: +#line 41 "quote_calc.y" + { regs[yystack.l_mark[-2]] = yystack.l_mark[0]; } +break; +case 6: +#line 45 "quote_calc.y" + { yyval = yystack.l_mark[-1]; } +break; +case 7: +#line 47 "quote_calc.y" + { yyval = yystack.l_mark[-2] + yystack.l_mark[0]; } +break; +case 8: +#line 49 "quote_calc.y" + { yyval = yystack.l_mark[-2] - yystack.l_mark[0]; } +break; +case 9: +#line 51 "quote_calc.y" + { yyval = yystack.l_mark[-2] * yystack.l_mark[0]; } +break; +case 10: +#line 53 "quote_calc.y" + { yyval = yystack.l_mark[-2] / yystack.l_mark[0]; } +break; +case 11: +#line 55 "quote_calc.y" + { yyval = yystack.l_mark[-2] % yystack.l_mark[0]; } +break; +case 12: +#line 57 "quote_calc.y" + { yyval = yystack.l_mark[-2] & yystack.l_mark[0]; } +break; +case 13: +#line 59 "quote_calc.y" + { yyval = yystack.l_mark[-2] | yystack.l_mark[0]; } +break; +case 14: +#line 61 "quote_calc.y" + { yyval = - yystack.l_mark[0]; } +break; +case 15: +#line 63 "quote_calc.y" + { yyval = regs[yystack.l_mark[0]]; } +break; +case 17: +#line 68 "quote_calc.y" + { yyval = yystack.l_mark[0]; base = (yystack.l_mark[0]==0) ? 8 : 10; } +break; +case 18: +#line 70 "quote_calc.y" + { yyval = base * yystack.l_mark[-1] + yystack.l_mark[0]; } +break; +#line 627 "quote_calc-s.tab.c" + } + yystack.s_mark -= yym; + yystate = *yystack.s_mark; + yystack.l_mark -= yym; + yym = yylhs[yyn]; + if (yystate == 0 && yym == 0) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: after reduction, shifting from state 0 to\ + state %d\n", YYPREFIX, YYFINAL); +#endif + yystate = YYFINAL; + *++yystack.s_mark = YYFINAL; + *++yystack.l_mark = yyval; + if (yychar < 0) + { + if ((yychar = YYLEX) < 0) yychar = 0; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, reading %d (%s)\n", + YYPREFIX, YYFINAL, yychar, yys); + } +#endif + } + if (yychar == 0) goto yyaccept; + goto yyloop; + } + if ((yyn = yygindex[yym]) && (yyn += yystate) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yystate) + yystate = yytable[yyn]; + else + yystate = yydgoto[yym]; +#if YYDEBUG + if (yydebug) + printf("%sdebug: after reduction, shifting from state %d \ +to state %d\n", YYPREFIX, *yystack.s_mark, yystate); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + *++yystack.s_mark = (short) yystate; + *++yystack.l_mark = yyval; + goto yyloop; + +yyoverflow: + yyerror("yacc stack overflow"); + +yyabort: + yyfreestack(&yystack); + return (1); + +yyaccept: + yyfreestack(&yystack); + return (0); +} diff --git a/test/quote_calc-s.tab.h b/test/quote_calc-s.tab.h new file mode 100644 index 000000000000..1a4657903411 --- /dev/null +++ b/test/quote_calc-s.tab.h @@ -0,0 +1,9 @@ +#define OP_ADD 257 +#define OP_SUB 259 +#define OP_MUL 261 +#define OP_DIV 263 +#define OP_MOD 265 +#define OP_AND 267 +#define DIGIT 269 +#define LETTER 270 +#define UMINUS 271 diff --git a/test/quote_calc.output b/test/quote_calc.output new file mode 100644 index 000000000000..0306652bfaa1 --- /dev/null +++ b/test/quote_calc.output @@ -0,0 +1,557 @@ + 0 $accept : list $end + + 1 list : + 2 | list stat '\n' + 3 | list error '\n' + + 4 stat : expr + 5 | LETTER '=' expr + + 6 expr : '(' expr ')' + 7 | expr OP_ADD expr + 8 | expr OP_SUB expr + 9 | expr OP_MUL expr + 10 | expr OP_DIV expr + 11 | expr OP_MOD expr + 12 | expr OP_AND expr + 13 | expr '|' expr + 14 | OP_SUB expr + 15 | LETTER + 16 | number + + 17 number : DIGIT + 18 | number DIGIT + +state 0 + $accept : . list $end (0) + list : . (1) + + . reduce 1 + + list goto 1 + + +state 1 + $accept : list . $end (0) + list : list . stat '\n' (2) + list : list . error '\n' (3) + + $end accept + error shift 2 + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 5 + '(' shift 6 + . error + + stat goto 7 + expr goto 8 + number goto 9 + + +state 2 + list : list error . '\n' (3) + + '\n' shift 10 + . error + + +state 3 + expr : OP_SUB . expr (14) + + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 12 + number goto 9 + + +state 4 + number : DIGIT . (17) + + . reduce 17 + + +state 5 + stat : LETTER . '=' expr (5) + expr : LETTER . (15) + + '=' shift 13 + OP_ADD reduce 15 + OP_SUB reduce 15 + OP_MUL reduce 15 + OP_DIV reduce 15 + OP_MOD reduce 15 + OP_AND reduce 15 + '|' reduce 15 + '\n' reduce 15 + + +state 6 + expr : '(' . expr ')' (6) + + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 14 + number goto 9 + + +state 7 + list : list stat . '\n' (2) + + '\n' shift 15 + . error + + +state 8 + stat : expr . (4) + expr : expr . OP_ADD expr (7) + expr : expr . OP_SUB expr (8) + expr : expr . OP_MUL expr (9) + expr : expr . OP_DIV expr (10) + expr : expr . OP_MOD expr (11) + expr : expr . OP_AND expr (12) + expr : expr . '|' expr (13) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' shift 22 + '\n' reduce 4 + + +state 9 + expr : number . (16) + number : number . DIGIT (18) + + DIGIT shift 23 + OP_ADD reduce 16 + OP_SUB reduce 16 + OP_MUL reduce 16 + OP_DIV reduce 16 + OP_MOD reduce 16 + OP_AND reduce 16 + '|' reduce 16 + '\n' reduce 16 + ')' reduce 16 + + +state 10 + list : list error '\n' . (3) + + . reduce 3 + + +state 11 + expr : LETTER . (15) + + . reduce 15 + + +12: shift/reduce conflict (shift 16, reduce 14) on OP_ADD +12: shift/reduce conflict (shift 17, reduce 14) on OP_SUB +12: shift/reduce conflict (shift 18, reduce 14) on OP_MUL +12: shift/reduce conflict (shift 19, reduce 14) on OP_DIV +12: shift/reduce conflict (shift 20, reduce 14) on OP_MOD +12: shift/reduce conflict (shift 21, reduce 14) on OP_AND +state 12 + expr : expr . OP_ADD expr (7) + expr : expr . OP_SUB expr (8) + expr : expr . OP_MUL expr (9) + expr : expr . OP_DIV expr (10) + expr : expr . OP_MOD expr (11) + expr : expr . OP_AND expr (12) + expr : expr . '|' expr (13) + expr : OP_SUB expr . (14) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' reduce 14 + '\n' reduce 14 + ')' reduce 14 + + +state 13 + stat : LETTER '=' . expr (5) + + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 24 + number goto 9 + + +state 14 + expr : '(' expr . ')' (6) + expr : expr . OP_ADD expr (7) + expr : expr . OP_SUB expr (8) + expr : expr . OP_MUL expr (9) + expr : expr . OP_DIV expr (10) + expr : expr . OP_MOD expr (11) + expr : expr . OP_AND expr (12) + expr : expr . '|' expr (13) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' shift 22 + ')' shift 25 + . error + + +state 15 + list : list stat '\n' . (2) + + . reduce 2 + + +state 16 + expr : expr OP_ADD . expr (7) + + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 26 + number goto 9 + + +state 17 + expr : expr OP_SUB . expr (8) + + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 27 + number goto 9 + + +state 18 + expr : expr OP_MUL . expr (9) + + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 28 + number goto 9 + + +state 19 + expr : expr OP_DIV . expr (10) + + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 29 + number goto 9 + + +state 20 + expr : expr OP_MOD . expr (11) + + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 30 + number goto 9 + + +state 21 + expr : expr OP_AND . expr (12) + + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 31 + number goto 9 + + +state 22 + expr : expr '|' . expr (13) + + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 32 + number goto 9 + + +state 23 + number : number DIGIT . (18) + + . reduce 18 + + +state 24 + stat : LETTER '=' expr . (5) + expr : expr . OP_ADD expr (7) + expr : expr . OP_SUB expr (8) + expr : expr . OP_MUL expr (9) + expr : expr . OP_DIV expr (10) + expr : expr . OP_MOD expr (11) + expr : expr . OP_AND expr (12) + expr : expr . '|' expr (13) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' shift 22 + '\n' reduce 5 + + +state 25 + expr : '(' expr ')' . (6) + + . reduce 6 + + +26: shift/reduce conflict (shift 16, reduce 7) on OP_ADD +26: shift/reduce conflict (shift 17, reduce 7) on OP_SUB +26: shift/reduce conflict (shift 18, reduce 7) on OP_MUL +26: shift/reduce conflict (shift 19, reduce 7) on OP_DIV +26: shift/reduce conflict (shift 20, reduce 7) on OP_MOD +26: shift/reduce conflict (shift 21, reduce 7) on OP_AND +26: shift/reduce conflict (shift 22, reduce 7) on '|' +state 26 + expr : expr . OP_ADD expr (7) + expr : expr OP_ADD expr . (7) + expr : expr . OP_SUB expr (8) + expr : expr . OP_MUL expr (9) + expr : expr . OP_DIV expr (10) + expr : expr . OP_MOD expr (11) + expr : expr . OP_AND expr (12) + expr : expr . '|' expr (13) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' shift 22 + '\n' reduce 7 + ')' reduce 7 + + +27: shift/reduce conflict (shift 16, reduce 8) on OP_ADD +27: shift/reduce conflict (shift 17, reduce 8) on OP_SUB +27: shift/reduce conflict (shift 18, reduce 8) on OP_MUL +27: shift/reduce conflict (shift 19, reduce 8) on OP_DIV +27: shift/reduce conflict (shift 20, reduce 8) on OP_MOD +27: shift/reduce conflict (shift 21, reduce 8) on OP_AND +27: shift/reduce conflict (shift 22, reduce 8) on '|' +state 27 + expr : expr . OP_ADD expr (7) + expr : expr . OP_SUB expr (8) + expr : expr OP_SUB expr . (8) + expr : expr . OP_MUL expr (9) + expr : expr . OP_DIV expr (10) + expr : expr . OP_MOD expr (11) + expr : expr . OP_AND expr (12) + expr : expr . '|' expr (13) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' shift 22 + '\n' reduce 8 + ')' reduce 8 + + +28: shift/reduce conflict (shift 16, reduce 9) on OP_ADD +28: shift/reduce conflict (shift 17, reduce 9) on OP_SUB +28: shift/reduce conflict (shift 18, reduce 9) on OP_MUL +28: shift/reduce conflict (shift 19, reduce 9) on OP_DIV +28: shift/reduce conflict (shift 20, reduce 9) on OP_MOD +28: shift/reduce conflict (shift 21, reduce 9) on OP_AND +28: shift/reduce conflict (shift 22, reduce 9) on '|' +state 28 + expr : expr . OP_ADD expr (7) + expr : expr . OP_SUB expr (8) + expr : expr . OP_MUL expr (9) + expr : expr OP_MUL expr . (9) + expr : expr . OP_DIV expr (10) + expr : expr . OP_MOD expr (11) + expr : expr . OP_AND expr (12) + expr : expr . '|' expr (13) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' shift 22 + '\n' reduce 9 + ')' reduce 9 + + +29: shift/reduce conflict (shift 16, reduce 10) on OP_ADD +29: shift/reduce conflict (shift 17, reduce 10) on OP_SUB +29: shift/reduce conflict (shift 18, reduce 10) on OP_MUL +29: shift/reduce conflict (shift 19, reduce 10) on OP_DIV +29: shift/reduce conflict (shift 20, reduce 10) on OP_MOD +29: shift/reduce conflict (shift 21, reduce 10) on OP_AND +29: shift/reduce conflict (shift 22, reduce 10) on '|' +state 29 + expr : expr . OP_ADD expr (7) + expr : expr . OP_SUB expr (8) + expr : expr . OP_MUL expr (9) + expr : expr . OP_DIV expr (10) + expr : expr OP_DIV expr . (10) + expr : expr . OP_MOD expr (11) + expr : expr . OP_AND expr (12) + expr : expr . '|' expr (13) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' shift 22 + '\n' reduce 10 + ')' reduce 10 + + +30: shift/reduce conflict (shift 16, reduce 11) on OP_ADD +30: shift/reduce conflict (shift 17, reduce 11) on OP_SUB +30: shift/reduce conflict (shift 18, reduce 11) on OP_MUL +30: shift/reduce conflict (shift 19, reduce 11) on OP_DIV +30: shift/reduce conflict (shift 20, reduce 11) on OP_MOD +30: shift/reduce conflict (shift 21, reduce 11) on OP_AND +30: shift/reduce conflict (shift 22, reduce 11) on '|' +state 30 + expr : expr . OP_ADD expr (7) + expr : expr . OP_SUB expr (8) + expr : expr . OP_MUL expr (9) + expr : expr . OP_DIV expr (10) + expr : expr . OP_MOD expr (11) + expr : expr OP_MOD expr . (11) + expr : expr . OP_AND expr (12) + expr : expr . '|' expr (13) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' shift 22 + '\n' reduce 11 + ')' reduce 11 + + +31: shift/reduce conflict (shift 16, reduce 12) on OP_ADD +31: shift/reduce conflict (shift 17, reduce 12) on OP_SUB +31: shift/reduce conflict (shift 18, reduce 12) on OP_MUL +31: shift/reduce conflict (shift 19, reduce 12) on OP_DIV +31: shift/reduce conflict (shift 20, reduce 12) on OP_MOD +31: shift/reduce conflict (shift 21, reduce 12) on OP_AND +31: shift/reduce conflict (shift 22, reduce 12) on '|' +state 31 + expr : expr . OP_ADD expr (7) + expr : expr . OP_SUB expr (8) + expr : expr . OP_MUL expr (9) + expr : expr . OP_DIV expr (10) + expr : expr . OP_MOD expr (11) + expr : expr . OP_AND expr (12) + expr : expr OP_AND expr . (12) + expr : expr . '|' expr (13) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' shift 22 + '\n' reduce 12 + ')' reduce 12 + + +32: shift/reduce conflict (shift 16, reduce 13) on OP_ADD +32: shift/reduce conflict (shift 17, reduce 13) on OP_SUB +32: shift/reduce conflict (shift 18, reduce 13) on OP_MUL +32: shift/reduce conflict (shift 19, reduce 13) on OP_DIV +32: shift/reduce conflict (shift 20, reduce 13) on OP_MOD +32: shift/reduce conflict (shift 21, reduce 13) on OP_AND +state 32 + expr : expr . OP_ADD expr (7) + expr : expr . OP_SUB expr (8) + expr : expr . OP_MUL expr (9) + expr : expr . OP_DIV expr (10) + expr : expr . OP_MOD expr (11) + expr : expr . OP_AND expr (12) + expr : expr . '|' expr (13) + expr : expr '|' expr . (13) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' reduce 13 + '\n' reduce 13 + ')' reduce 13 + + +State 12 contains 6 shift/reduce conflicts. +State 26 contains 7 shift/reduce conflicts. +State 27 contains 7 shift/reduce conflicts. +State 28 contains 7 shift/reduce conflicts. +State 29 contains 7 shift/reduce conflicts. +State 30 contains 7 shift/reduce conflicts. +State 31 contains 7 shift/reduce conflicts. +State 32 contains 6 shift/reduce conflicts. + + +28 terminals, 5 nonterminals +19 grammar rules, 33 states diff --git a/test/quote_calc.tab.c b/test/quote_calc.tab.c new file mode 100644 index 000000000000..9a45472a0374 --- /dev/null +++ b/test/quote_calc.tab.c @@ -0,0 +1,693 @@ +#ifndef lint +static const char yysccsid[] = "@(#)yaccpar 1.9 (Berkeley) 02/21/93"; +#endif + +#define YYBYACC 1 +#define YYMAJOR 1 +#define YYMINOR 9 + +#define YYEMPTY (-1) +#define yyclearin (yychar = YYEMPTY) +#define yyerrok (yyerrflag = 0) +#define YYRECOVERING() (yyerrflag != 0) + + +#ifndef yyparse +#define yyparse quote_calc_parse +#endif /* yyparse */ + +#ifndef yylex +#define yylex quote_calc_lex +#endif /* yylex */ + +#ifndef yyerror +#define yyerror quote_calc_error +#endif /* yyerror */ + +#ifndef yychar +#define yychar quote_calc_char +#endif /* yychar */ + +#ifndef yyval +#define yyval quote_calc_val +#endif /* yyval */ + +#ifndef yylval +#define yylval quote_calc_lval +#endif /* yylval */ + +#ifndef yydebug +#define yydebug quote_calc_debug +#endif /* yydebug */ + +#ifndef yynerrs +#define yynerrs quote_calc_nerrs +#endif /* yynerrs */ + +#ifndef yyerrflag +#define yyerrflag quote_calc_errflag +#endif /* yyerrflag */ + +#ifndef yylhs +#define yylhs quote_calc_lhs +#endif /* yylhs */ + +#ifndef yylen +#define yylen quote_calc_len +#endif /* yylen */ + +#ifndef yydefred +#define yydefred quote_calc_defred +#endif /* yydefred */ + +#ifndef yydgoto +#define yydgoto quote_calc_dgoto +#endif /* yydgoto */ + +#ifndef yysindex +#define yysindex quote_calc_sindex +#endif /* yysindex */ + +#ifndef yyrindex +#define yyrindex quote_calc_rindex +#endif /* yyrindex */ + +#ifndef yygindex +#define yygindex quote_calc_gindex +#endif /* yygindex */ + +#ifndef yytable +#define yytable quote_calc_table +#endif /* yytable */ + +#ifndef yycheck +#define yycheck quote_calc_check +#endif /* yycheck */ + +#ifndef yyname +#define yyname quote_calc_name +#endif /* yyname */ + +#ifndef yyrule +#define yyrule quote_calc_rule +#endif /* yyrule */ +#define YYPREFIX "quote_calc_" + +#define YYPURE 0 + +#line 2 "quote_calc.y" +# include +# include + +int regs[26]; +int base; + +int yylex(void); +static void yyerror(const char *s); + +#line 109 "quote_calc.tab.c" + +#ifndef YYSTYPE +typedef int YYSTYPE; +#endif + +/* compatibility with bison */ +#ifdef YYPARSE_PARAM +/* compatibility with FreeBSD */ +# ifdef YYPARSE_PARAM_TYPE +# define YYPARSE_DECL() yyparse(YYPARSE_PARAM_TYPE YYPARSE_PARAM) +# else +# define YYPARSE_DECL() yyparse(void *YYPARSE_PARAM) +# endif +#else +# define YYPARSE_DECL() yyparse(void) +#endif + +/* Parameters sent to lex. */ +#ifdef YYLEX_PARAM +# define YYLEX_DECL() yylex(void *YYLEX_PARAM) +# define YYLEX yylex(YYLEX_PARAM) +#else +# define YYLEX_DECL() yylex(void) +# define YYLEX yylex() +#endif + +/* Parameters sent to yyerror. */ +#ifndef YYERROR_DECL +#define YYERROR_DECL() yyerror(const char *s) +#endif +#ifndef YYERROR_CALL +#define YYERROR_CALL(msg) yyerror(msg) +#endif + +extern int YYPARSE_DECL(); + +#define OP_ADD 257 +#define ADD 258 +#define OP_SUB 259 +#define SUB 260 +#define OP_MUL 261 +#define MUL 262 +#define OP_DIV 263 +#define DIV 264 +#define OP_MOD 265 +#define MOD 266 +#define OP_AND 267 +#define AND 268 +#define DIGIT 269 +#define LETTER 270 +#define UMINUS 271 +#define YYERRCODE 256 +static const short quote_calc_lhs[] = { -1, + 0, 0, 0, 1, 1, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 3, 3, +}; +static const short quote_calc_len[] = { 2, + 0, 3, 3, 1, 3, 3, 3, 3, 3, 3, + 3, 3, 3, 2, 1, 1, 1, 2, +}; +static const short quote_calc_defred[] = { 1, + 0, 0, 0, 17, 0, 0, 0, 0, 0, 3, + 15, 0, 0, 0, 2, 0, 0, 0, 0, 0, + 0, 0, 18, 0, 6, 0, 0, 0, 0, 0, + 0, 0, +}; +static const short quote_calc_dgoto[] = { 1, + 7, 8, 9, +}; +static const short quote_calc_sindex[] = { 0, + -38, 5, -36, 0, -51, -36, 7, -121, -248, 0, + 0, -243, -36, -22, 0, -36, -36, -36, -36, -36, + -36, -36, 0, -121, 0, -121, -121, -121, -121, -121, + -121, -243, +}; +static const short quote_calc_rindex[] = { 0, + 0, 0, 0, 0, -9, 0, 0, 13, -10, 0, + 0, -5, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 15, 0, -3, -2, -1, 1, 2, + 3, -4, +}; +static const short quote_calc_gindex[] = { 0, + 0, 42, 0, +}; +#define YYTABLESIZE 258 +static const short quote_calc_table[] = { 16, + 15, 6, 22, 6, 14, 13, 7, 8, 9, 13, + 10, 11, 12, 16, 10, 17, 15, 18, 25, 19, + 23, 20, 4, 21, 5, 0, 0, 0, 0, 0, + 16, 0, 0, 0, 0, 14, 13, 7, 8, 9, + 0, 10, 11, 12, 12, 0, 0, 14, 0, 0, + 0, 0, 0, 0, 24, 0, 0, 26, 27, 28, + 29, 30, 31, 32, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 22, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 16, 15, 0, 0, 0, 14, 13, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 16, 0, 17, 0, 18, + 0, 19, 0, 20, 0, 21, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, + 3, 0, 3, 0, 0, 0, 0, 0, 0, 0, + 4, 5, 4, 11, 16, 0, 17, 0, 18, 0, + 19, 0, 20, 0, 21, 0, 16, 15, 16, 15, + 16, 15, 16, 15, 16, 15, 16, 15, +}; +static const short quote_calc_check[] = { 10, + 10, 40, 124, 40, 10, 10, 10, 10, 10, 61, + 10, 10, 10, 257, 10, 259, 10, 261, 41, 263, + 269, 265, 10, 267, 10, -1, -1, -1, -1, -1, + 41, -1, -1, -1, -1, 41, 41, 41, 41, 41, + -1, 41, 41, 41, 3, -1, -1, 6, -1, -1, + -1, -1, -1, -1, 13, -1, -1, 16, 17, 18, + 19, 20, 21, 22, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, 124, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, 124, 124, -1, -1, -1, 124, 124, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, 257, -1, 259, -1, 261, + -1, 263, -1, 265, -1, 267, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, 256, -1, -1, + 259, -1, 259, -1, -1, -1, -1, -1, -1, -1, + 269, 270, 269, 270, 257, -1, 259, -1, 261, -1, + 263, -1, 265, -1, 267, -1, 257, 257, 259, 259, + 261, 261, 263, 263, 265, 265, 267, 267, +}; +#define YYFINAL 1 +#ifndef YYDEBUG +#define YYDEBUG 0 +#endif +#define YYMAXTOKEN 271 +#if YYDEBUG +static const char *yyname[] = { + +"end-of-file",0,0,0,0,0,0,0,0,0,"'\\n'",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,"'%'","'&'",0,"'('","')'","'*'","'+'",0,"'-'",0,"'/'",0,0,0,0,0,0,0, +0,0,0,0,0,0,"'='",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"'|'",0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,"OP_ADD","\"ADD\"","OP_SUB","\"SUB\"","OP_MUL","\"MUL\"","OP_DIV", +"\"DIV\"","OP_MOD","\"MOD\"","OP_AND","\"AND\"","DIGIT","LETTER","UMINUS", +}; +static const char *yyrule[] = { +"$accept : list", +"list :", +"list : list stat '\\n'", +"list : list error '\\n'", +"stat : expr", +"stat : LETTER '=' expr", +"expr : '(' expr ')'", +"expr : expr OP_ADD expr", +"expr : expr OP_SUB expr", +"expr : expr OP_MUL expr", +"expr : expr OP_DIV expr", +"expr : expr OP_MOD expr", +"expr : expr OP_AND expr", +"expr : expr '|' expr", +"expr : OP_SUB expr", +"expr : LETTER", +"expr : number", +"number : DIGIT", +"number : number DIGIT", + +}; +#endif + +int yydebug; +int yynerrs; + +int yyerrflag; +int yychar; +YYSTYPE yyval; +YYSTYPE yylval; + +/* define the initial stack-sizes */ +#ifdef YYSTACKSIZE +#undef YYMAXDEPTH +#define YYMAXDEPTH YYSTACKSIZE +#else +#ifdef YYMAXDEPTH +#define YYSTACKSIZE YYMAXDEPTH +#else +#define YYSTACKSIZE 500 +#define YYMAXDEPTH 500 +#endif +#endif + +#define YYINITSTACKSIZE 500 + +typedef struct { + unsigned stacksize; + short *s_base; + short *s_mark; + short *s_last; + YYSTYPE *l_base; + YYSTYPE *l_mark; +} YYSTACKDATA; +/* variables for the parser stack */ +static YYSTACKDATA yystack; +#line 73 "quote_calc.y" + /* start of programs */ + +int +main (void) +{ + while(!feof(stdin)) { + yyparse(); + } + return 0; +} + +static void +yyerror(const char *s) +{ + fprintf(stderr, "%s\n", s); +} + +int +yylex(void) { + /* lexical analysis routine */ + /* returns LETTER for a lower case letter, yylval = 0 through 25 */ + /* return DIGIT for a digit, yylval = 0 through 9 */ + /* all other characters are returned immediately */ + + int c; + + while( (c=getchar()) == ' ' ) { /* skip blanks */ } + + /* c is now nonblank */ + + if( islower( c )) { + yylval = c - 'a'; + return ( LETTER ); + } + if( isdigit( c )) { + yylval = c - '0'; + return ( DIGIT ); + } + return( c ); +} +#line 367 "quote_calc.tab.c" + +#if YYDEBUG +#include /* needed for printf */ +#endif + +#include /* needed for malloc, etc */ +#include /* needed for memset */ + +/* allocate initial stack or double stack size, up to YYMAXDEPTH */ +static int yygrowstack(YYSTACKDATA *data) +{ + int i; + unsigned newsize; + short *newss; + YYSTYPE *newvs; + + if ((newsize = data->stacksize) == 0) + newsize = YYINITSTACKSIZE; + else if (newsize >= YYMAXDEPTH) + return -1; + else if ((newsize *= 2) > YYMAXDEPTH) + newsize = YYMAXDEPTH; + + i = data->s_mark - data->s_base; + newss = (short *)realloc(data->s_base, newsize * sizeof(*newss)); + if (newss == 0) + return -1; + + data->s_base = newss; + data->s_mark = newss + i; + + newvs = (YYSTYPE *)realloc(data->l_base, newsize * sizeof(*newvs)); + if (newvs == 0) + return -1; + + data->l_base = newvs; + data->l_mark = newvs + i; + + data->stacksize = newsize; + data->s_last = data->s_base + newsize - 1; + return 0; +} + +#if YYPURE || defined(YY_NO_LEAKS) +static void yyfreestack(YYSTACKDATA *data) +{ + free(data->s_base); + free(data->l_base); + memset(data, 0, sizeof(*data)); +} +#else +#define yyfreestack(data) /* nothing */ +#endif + +#define YYABORT goto yyabort +#define YYREJECT goto yyabort +#define YYACCEPT goto yyaccept +#define YYERROR goto yyerrlab + +int +YYPARSE_DECL() +{ + int yym, yyn, yystate; +#if YYDEBUG + const char *yys; + + if ((yys = getenv("YYDEBUG")) != 0) + { + yyn = *yys; + if (yyn >= '0' && yyn <= '9') + yydebug = yyn - '0'; + } +#endif + + yynerrs = 0; + yyerrflag = 0; + yychar = YYEMPTY; + yystate = 0; + +#if YYPURE + memset(&yystack, 0, sizeof(yystack)); +#endif + + if (yystack.s_base == NULL && yygrowstack(&yystack)) goto yyoverflow; + yystack.s_mark = yystack.s_base; + yystack.l_mark = yystack.l_base; + yystate = 0; + *yystack.s_mark = 0; + +yyloop: + if ((yyn = yydefred[yystate]) != 0) goto yyreduce; + if (yychar < 0) + { + if ((yychar = YYLEX) < 0) yychar = 0; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, reading %d (%s)\n", + YYPREFIX, yystate, yychar, yys); + } +#endif + } + if ((yyn = yysindex[yystate]) && (yyn += yychar) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yychar) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, shifting to state %d\n", + YYPREFIX, yystate, yytable[yyn]); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + yystate = yytable[yyn]; + *++yystack.s_mark = yytable[yyn]; + *++yystack.l_mark = yylval; + yychar = YYEMPTY; + if (yyerrflag > 0) --yyerrflag; + goto yyloop; + } + if ((yyn = yyrindex[yystate]) && (yyn += yychar) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yychar) + { + yyn = yytable[yyn]; + goto yyreduce; + } + if (yyerrflag) goto yyinrecovery; + + yyerror("syntax error"); + + goto yyerrlab; + +yyerrlab: + ++yynerrs; + +yyinrecovery: + if (yyerrflag < 3) + { + yyerrflag = 3; + for (;;) + { + if ((yyn = yysindex[*yystack.s_mark]) && (yyn += YYERRCODE) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == YYERRCODE) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, error recovery shifting\ + to state %d\n", YYPREFIX, *yystack.s_mark, yytable[yyn]); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + yystate = yytable[yyn]; + *++yystack.s_mark = yytable[yyn]; + *++yystack.l_mark = yylval; + goto yyloop; + } + else + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: error recovery discarding state %d\n", + YYPREFIX, *yystack.s_mark); +#endif + if (yystack.s_mark <= yystack.s_base) goto yyabort; + --yystack.s_mark; + --yystack.l_mark; + } + } + } + else + { + if (yychar == 0) goto yyabort; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, error recovery discards token %d (%s)\n", + YYPREFIX, yystate, yychar, yys); + } +#endif + yychar = YYEMPTY; + goto yyloop; + } + +yyreduce: +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, reducing by rule %d (%s)\n", + YYPREFIX, yystate, yyn, yyrule[yyn]); +#endif + yym = yylen[yyn]; + if (yym) + yyval = yystack.l_mark[1-yym]; + else + memset(&yyval, 0, sizeof yyval); + switch (yyn) + { +case 3: +#line 35 "quote_calc.y" + { yyerrok ; } +break; +case 4: +#line 39 "quote_calc.y" + { printf("%d\n",yystack.l_mark[0]);} +break; +case 5: +#line 41 "quote_calc.y" + { regs[yystack.l_mark[-2]] = yystack.l_mark[0]; } +break; +case 6: +#line 45 "quote_calc.y" + { yyval = yystack.l_mark[-1]; } +break; +case 7: +#line 47 "quote_calc.y" + { yyval = yystack.l_mark[-2] + yystack.l_mark[0]; } +break; +case 8: +#line 49 "quote_calc.y" + { yyval = yystack.l_mark[-2] - yystack.l_mark[0]; } +break; +case 9: +#line 51 "quote_calc.y" + { yyval = yystack.l_mark[-2] * yystack.l_mark[0]; } +break; +case 10: +#line 53 "quote_calc.y" + { yyval = yystack.l_mark[-2] / yystack.l_mark[0]; } +break; +case 11: +#line 55 "quote_calc.y" + { yyval = yystack.l_mark[-2] % yystack.l_mark[0]; } +break; +case 12: +#line 57 "quote_calc.y" + { yyval = yystack.l_mark[-2] & yystack.l_mark[0]; } +break; +case 13: +#line 59 "quote_calc.y" + { yyval = yystack.l_mark[-2] | yystack.l_mark[0]; } +break; +case 14: +#line 61 "quote_calc.y" + { yyval = - yystack.l_mark[0]; } +break; +case 15: +#line 63 "quote_calc.y" + { yyval = regs[yystack.l_mark[0]]; } +break; +case 17: +#line 68 "quote_calc.y" + { yyval = yystack.l_mark[0]; base = (yystack.l_mark[0]==0) ? 8 : 10; } +break; +case 18: +#line 70 "quote_calc.y" + { yyval = base * yystack.l_mark[-1] + yystack.l_mark[0]; } +break; +#line 633 "quote_calc.tab.c" + } + yystack.s_mark -= yym; + yystate = *yystack.s_mark; + yystack.l_mark -= yym; + yym = yylhs[yyn]; + if (yystate == 0 && yym == 0) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: after reduction, shifting from state 0 to\ + state %d\n", YYPREFIX, YYFINAL); +#endif + yystate = YYFINAL; + *++yystack.s_mark = YYFINAL; + *++yystack.l_mark = yyval; + if (yychar < 0) + { + if ((yychar = YYLEX) < 0) yychar = 0; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, reading %d (%s)\n", + YYPREFIX, YYFINAL, yychar, yys); + } +#endif + } + if (yychar == 0) goto yyaccept; + goto yyloop; + } + if ((yyn = yygindex[yym]) && (yyn += yystate) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yystate) + yystate = yytable[yyn]; + else + yystate = yydgoto[yym]; +#if YYDEBUG + if (yydebug) + printf("%sdebug: after reduction, shifting from state %d \ +to state %d\n", YYPREFIX, *yystack.s_mark, yystate); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + *++yystack.s_mark = (short) yystate; + *++yystack.l_mark = yyval; + goto yyloop; + +yyoverflow: + yyerror("yacc stack overflow"); + +yyabort: + yyfreestack(&yystack); + return (1); + +yyaccept: + yyfreestack(&yystack); + return (0); +} diff --git a/test/quote_calc.tab.h b/test/quote_calc.tab.h new file mode 100644 index 000000000000..498eff210dbe --- /dev/null +++ b/test/quote_calc.tab.h @@ -0,0 +1,15 @@ +#define OP_ADD 257 +#define ADD 258 +#define OP_SUB 259 +#define SUB 260 +#define OP_MUL 261 +#define MUL 262 +#define OP_DIV 263 +#define DIV 264 +#define OP_MOD 265 +#define MOD 266 +#define OP_AND 267 +#define AND 268 +#define DIGIT 269 +#define LETTER 270 +#define UMINUS 271 diff --git a/test/quote_calc.y b/test/quote_calc.y new file mode 100644 index 000000000000..9304dd8a7006 --- /dev/null +++ b/test/quote_calc.y @@ -0,0 +1,112 @@ +%{ +# include +# include + +int regs[26]; +int base; + +int yylex(void); +static void yyerror(const char *s); + +%} + +%start list + +%token OP_ADD "ADD" +%token OP_SUB "SUB" +%token OP_MUL "MUL" +%token OP_DIV "DIV" +%token OP_MOD "MOD" +%token OP_AND "AND" + +%token DIGIT LETTER + +%left '|' +%left '&' +%left '+' '-' +%left '*' '/' '%' +%left UMINUS /* supplies precedence for unary minus */ + +%% /* beginning of rules section */ + +list : /* empty */ + | list stat '\n' + | list error '\n' + { yyerrok ; } + ; + +stat : expr + { printf("%d\n",$1);} + | LETTER '=' expr + { regs[$1] = $3; } + ; + +expr : '(' expr ')' + { $$ = $2; } + | expr OP_ADD expr + { $$ = $1 + $3; } + | expr OP_SUB expr + { $$ = $1 - $3; } + | expr OP_MUL expr + { $$ = $1 * $3; } + | expr OP_DIV expr + { $$ = $1 / $3; } + | expr OP_MOD expr + { $$ = $1 % $3; } + | expr OP_AND expr + { $$ = $1 & $3; } + | expr '|' expr + { $$ = $1 | $3; } + | OP_SUB expr %prec UMINUS + { $$ = - $2; } + | LETTER + { $$ = regs[$1]; } + | number + ; + +number: DIGIT + { $$ = $1; base = ($1==0) ? 8 : 10; } + | number DIGIT + { $$ = base * $1 + $2; } + ; + +%% /* start of programs */ + +int +main (void) +{ + while(!feof(stdin)) { + yyparse(); + } + return 0; +} + +static void +yyerror(const char *s) +{ + fprintf(stderr, "%s\n", s); +} + +int +yylex(void) { + /* lexical analysis routine */ + /* returns LETTER for a lower case letter, yylval = 0 through 25 */ + /* return DIGIT for a digit, yylval = 0 through 9 */ + /* all other characters are returned immediately */ + + int c; + + while( (c=getchar()) == ' ' ) { /* skip blanks */ } + + /* c is now nonblank */ + + if( islower( c )) { + yylval = c - 'a'; + return ( LETTER ); + } + if( isdigit( c )) { + yylval = c - '0'; + return ( DIGIT ); + } + return( c ); +} diff --git a/test/quote_calc2-s.output b/test/quote_calc2-s.output new file mode 100644 index 000000000000..ed28ae2f21c0 --- /dev/null +++ b/test/quote_calc2-s.output @@ -0,0 +1,557 @@ + 0 $accept : list $end + + 1 list : + 2 | list stat '\n' + 3 | list error '\n' + + 4 stat : expr + 5 | LETTER '=' expr + + 6 expr : '(' expr ')' + 7 | expr "ADD" expr + 8 | expr "SUB" expr + 9 | expr "MUL" expr + 10 | expr "DIV" expr + 11 | expr "MOD" expr + 12 | expr "AND" expr + 13 | expr '|' expr + 14 | "SUB" expr + 15 | LETTER + 16 | number + + 17 number : DIGIT + 18 | number DIGIT + +state 0 + $accept : . list $end (0) + list : . (1) + + . reduce 1 + + list goto 1 + + +state 1 + $accept : list . $end (0) + list : list . stat '\n' (2) + list : list . error '\n' (3) + + $end accept + error shift 2 + "SUB" shift 3 + DIGIT shift 4 + LETTER shift 5 + '(' shift 6 + . error + + stat goto 7 + expr goto 8 + number goto 9 + + +state 2 + list : list error . '\n' (3) + + '\n' shift 10 + . error + + +state 3 + expr : "SUB" . expr (14) + + "SUB" shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 12 + number goto 9 + + +state 4 + number : DIGIT . (17) + + . reduce 17 + + +state 5 + stat : LETTER . '=' expr (5) + expr : LETTER . (15) + + '=' shift 13 + "ADD" reduce 15 + "SUB" reduce 15 + "MUL" reduce 15 + "DIV" reduce 15 + "MOD" reduce 15 + "AND" reduce 15 + '|' reduce 15 + '\n' reduce 15 + + +state 6 + expr : '(' . expr ')' (6) + + "SUB" shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 14 + number goto 9 + + +state 7 + list : list stat . '\n' (2) + + '\n' shift 15 + . error + + +state 8 + stat : expr . (4) + expr : expr . "ADD" expr (7) + expr : expr . "SUB" expr (8) + expr : expr . "MUL" expr (9) + expr : expr . "DIV" expr (10) + expr : expr . "MOD" expr (11) + expr : expr . "AND" expr (12) + expr : expr . '|' expr (13) + + "ADD" shift 16 + "SUB" shift 17 + "MUL" shift 18 + "DIV" shift 19 + "MOD" shift 20 + "AND" shift 21 + '|' shift 22 + '\n' reduce 4 + + +state 9 + expr : number . (16) + number : number . DIGIT (18) + + DIGIT shift 23 + "ADD" reduce 16 + "SUB" reduce 16 + "MUL" reduce 16 + "DIV" reduce 16 + "MOD" reduce 16 + "AND" reduce 16 + '|' reduce 16 + '\n' reduce 16 + ')' reduce 16 + + +state 10 + list : list error '\n' . (3) + + . reduce 3 + + +state 11 + expr : LETTER . (15) + + . reduce 15 + + +12: shift/reduce conflict (shift 16, reduce 14) on "ADD" +12: shift/reduce conflict (shift 17, reduce 14) on "SUB" +12: shift/reduce conflict (shift 18, reduce 14) on "MUL" +12: shift/reduce conflict (shift 19, reduce 14) on "DIV" +12: shift/reduce conflict (shift 20, reduce 14) on "MOD" +12: shift/reduce conflict (shift 21, reduce 14) on "AND" +state 12 + expr : expr . "ADD" expr (7) + expr : expr . "SUB" expr (8) + expr : expr . "MUL" expr (9) + expr : expr . "DIV" expr (10) + expr : expr . "MOD" expr (11) + expr : expr . "AND" expr (12) + expr : expr . '|' expr (13) + expr : "SUB" expr . (14) + + "ADD" shift 16 + "SUB" shift 17 + "MUL" shift 18 + "DIV" shift 19 + "MOD" shift 20 + "AND" shift 21 + '|' reduce 14 + '\n' reduce 14 + ')' reduce 14 + + +state 13 + stat : LETTER '=' . expr (5) + + "SUB" shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 24 + number goto 9 + + +state 14 + expr : '(' expr . ')' (6) + expr : expr . "ADD" expr (7) + expr : expr . "SUB" expr (8) + expr : expr . "MUL" expr (9) + expr : expr . "DIV" expr (10) + expr : expr . "MOD" expr (11) + expr : expr . "AND" expr (12) + expr : expr . '|' expr (13) + + "ADD" shift 16 + "SUB" shift 17 + "MUL" shift 18 + "DIV" shift 19 + "MOD" shift 20 + "AND" shift 21 + '|' shift 22 + ')' shift 25 + . error + + +state 15 + list : list stat '\n' . (2) + + . reduce 2 + + +state 16 + expr : expr "ADD" . expr (7) + + "SUB" shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 26 + number goto 9 + + +state 17 + expr : expr "SUB" . expr (8) + + "SUB" shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 27 + number goto 9 + + +state 18 + expr : expr "MUL" . expr (9) + + "SUB" shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 28 + number goto 9 + + +state 19 + expr : expr "DIV" . expr (10) + + "SUB" shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 29 + number goto 9 + + +state 20 + expr : expr "MOD" . expr (11) + + "SUB" shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 30 + number goto 9 + + +state 21 + expr : expr "AND" . expr (12) + + "SUB" shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 31 + number goto 9 + + +state 22 + expr : expr '|' . expr (13) + + "SUB" shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 32 + number goto 9 + + +state 23 + number : number DIGIT . (18) + + . reduce 18 + + +state 24 + stat : LETTER '=' expr . (5) + expr : expr . "ADD" expr (7) + expr : expr . "SUB" expr (8) + expr : expr . "MUL" expr (9) + expr : expr . "DIV" expr (10) + expr : expr . "MOD" expr (11) + expr : expr . "AND" expr (12) + expr : expr . '|' expr (13) + + "ADD" shift 16 + "SUB" shift 17 + "MUL" shift 18 + "DIV" shift 19 + "MOD" shift 20 + "AND" shift 21 + '|' shift 22 + '\n' reduce 5 + + +state 25 + expr : '(' expr ')' . (6) + + . reduce 6 + + +26: shift/reduce conflict (shift 16, reduce 7) on "ADD" +26: shift/reduce conflict (shift 17, reduce 7) on "SUB" +26: shift/reduce conflict (shift 18, reduce 7) on "MUL" +26: shift/reduce conflict (shift 19, reduce 7) on "DIV" +26: shift/reduce conflict (shift 20, reduce 7) on "MOD" +26: shift/reduce conflict (shift 21, reduce 7) on "AND" +26: shift/reduce conflict (shift 22, reduce 7) on '|' +state 26 + expr : expr . "ADD" expr (7) + expr : expr "ADD" expr . (7) + expr : expr . "SUB" expr (8) + expr : expr . "MUL" expr (9) + expr : expr . "DIV" expr (10) + expr : expr . "MOD" expr (11) + expr : expr . "AND" expr (12) + expr : expr . '|' expr (13) + + "ADD" shift 16 + "SUB" shift 17 + "MUL" shift 18 + "DIV" shift 19 + "MOD" shift 20 + "AND" shift 21 + '|' shift 22 + '\n' reduce 7 + ')' reduce 7 + + +27: shift/reduce conflict (shift 16, reduce 8) on "ADD" +27: shift/reduce conflict (shift 17, reduce 8) on "SUB" +27: shift/reduce conflict (shift 18, reduce 8) on "MUL" +27: shift/reduce conflict (shift 19, reduce 8) on "DIV" +27: shift/reduce conflict (shift 20, reduce 8) on "MOD" +27: shift/reduce conflict (shift 21, reduce 8) on "AND" +27: shift/reduce conflict (shift 22, reduce 8) on '|' +state 27 + expr : expr . "ADD" expr (7) + expr : expr . "SUB" expr (8) + expr : expr "SUB" expr . (8) + expr : expr . "MUL" expr (9) + expr : expr . "DIV" expr (10) + expr : expr . "MOD" expr (11) + expr : expr . "AND" expr (12) + expr : expr . '|' expr (13) + + "ADD" shift 16 + "SUB" shift 17 + "MUL" shift 18 + "DIV" shift 19 + "MOD" shift 20 + "AND" shift 21 + '|' shift 22 + '\n' reduce 8 + ')' reduce 8 + + +28: shift/reduce conflict (shift 16, reduce 9) on "ADD" +28: shift/reduce conflict (shift 17, reduce 9) on "SUB" +28: shift/reduce conflict (shift 18, reduce 9) on "MUL" +28: shift/reduce conflict (shift 19, reduce 9) on "DIV" +28: shift/reduce conflict (shift 20, reduce 9) on "MOD" +28: shift/reduce conflict (shift 21, reduce 9) on "AND" +28: shift/reduce conflict (shift 22, reduce 9) on '|' +state 28 + expr : expr . "ADD" expr (7) + expr : expr . "SUB" expr (8) + expr : expr . "MUL" expr (9) + expr : expr "MUL" expr . (9) + expr : expr . "DIV" expr (10) + expr : expr . "MOD" expr (11) + expr : expr . "AND" expr (12) + expr : expr . '|' expr (13) + + "ADD" shift 16 + "SUB" shift 17 + "MUL" shift 18 + "DIV" shift 19 + "MOD" shift 20 + "AND" shift 21 + '|' shift 22 + '\n' reduce 9 + ')' reduce 9 + + +29: shift/reduce conflict (shift 16, reduce 10) on "ADD" +29: shift/reduce conflict (shift 17, reduce 10) on "SUB" +29: shift/reduce conflict (shift 18, reduce 10) on "MUL" +29: shift/reduce conflict (shift 19, reduce 10) on "DIV" +29: shift/reduce conflict (shift 20, reduce 10) on "MOD" +29: shift/reduce conflict (shift 21, reduce 10) on "AND" +29: shift/reduce conflict (shift 22, reduce 10) on '|' +state 29 + expr : expr . "ADD" expr (7) + expr : expr . "SUB" expr (8) + expr : expr . "MUL" expr (9) + expr : expr . "DIV" expr (10) + expr : expr "DIV" expr . (10) + expr : expr . "MOD" expr (11) + expr : expr . "AND" expr (12) + expr : expr . '|' expr (13) + + "ADD" shift 16 + "SUB" shift 17 + "MUL" shift 18 + "DIV" shift 19 + "MOD" shift 20 + "AND" shift 21 + '|' shift 22 + '\n' reduce 10 + ')' reduce 10 + + +30: shift/reduce conflict (shift 16, reduce 11) on "ADD" +30: shift/reduce conflict (shift 17, reduce 11) on "SUB" +30: shift/reduce conflict (shift 18, reduce 11) on "MUL" +30: shift/reduce conflict (shift 19, reduce 11) on "DIV" +30: shift/reduce conflict (shift 20, reduce 11) on "MOD" +30: shift/reduce conflict (shift 21, reduce 11) on "AND" +30: shift/reduce conflict (shift 22, reduce 11) on '|' +state 30 + expr : expr . "ADD" expr (7) + expr : expr . "SUB" expr (8) + expr : expr . "MUL" expr (9) + expr : expr . "DIV" expr (10) + expr : expr . "MOD" expr (11) + expr : expr "MOD" expr . (11) + expr : expr . "AND" expr (12) + expr : expr . '|' expr (13) + + "ADD" shift 16 + "SUB" shift 17 + "MUL" shift 18 + "DIV" shift 19 + "MOD" shift 20 + "AND" shift 21 + '|' shift 22 + '\n' reduce 11 + ')' reduce 11 + + +31: shift/reduce conflict (shift 16, reduce 12) on "ADD" +31: shift/reduce conflict (shift 17, reduce 12) on "SUB" +31: shift/reduce conflict (shift 18, reduce 12) on "MUL" +31: shift/reduce conflict (shift 19, reduce 12) on "DIV" +31: shift/reduce conflict (shift 20, reduce 12) on "MOD" +31: shift/reduce conflict (shift 21, reduce 12) on "AND" +31: shift/reduce conflict (shift 22, reduce 12) on '|' +state 31 + expr : expr . "ADD" expr (7) + expr : expr . "SUB" expr (8) + expr : expr . "MUL" expr (9) + expr : expr . "DIV" expr (10) + expr : expr . "MOD" expr (11) + expr : expr . "AND" expr (12) + expr : expr "AND" expr . (12) + expr : expr . '|' expr (13) + + "ADD" shift 16 + "SUB" shift 17 + "MUL" shift 18 + "DIV" shift 19 + "MOD" shift 20 + "AND" shift 21 + '|' shift 22 + '\n' reduce 12 + ')' reduce 12 + + +32: shift/reduce conflict (shift 16, reduce 13) on "ADD" +32: shift/reduce conflict (shift 17, reduce 13) on "SUB" +32: shift/reduce conflict (shift 18, reduce 13) on "MUL" +32: shift/reduce conflict (shift 19, reduce 13) on "DIV" +32: shift/reduce conflict (shift 20, reduce 13) on "MOD" +32: shift/reduce conflict (shift 21, reduce 13) on "AND" +state 32 + expr : expr . "ADD" expr (7) + expr : expr . "SUB" expr (8) + expr : expr . "MUL" expr (9) + expr : expr . "DIV" expr (10) + expr : expr . "MOD" expr (11) + expr : expr . "AND" expr (12) + expr : expr . '|' expr (13) + expr : expr '|' expr . (13) + + "ADD" shift 16 + "SUB" shift 17 + "MUL" shift 18 + "DIV" shift 19 + "MOD" shift 20 + "AND" shift 21 + '|' reduce 13 + '\n' reduce 13 + ')' reduce 13 + + +State 12 contains 6 shift/reduce conflicts. +State 26 contains 7 shift/reduce conflicts. +State 27 contains 7 shift/reduce conflicts. +State 28 contains 7 shift/reduce conflicts. +State 29 contains 7 shift/reduce conflicts. +State 30 contains 7 shift/reduce conflicts. +State 31 contains 7 shift/reduce conflicts. +State 32 contains 6 shift/reduce conflicts. + + +28 terminals, 5 nonterminals +19 grammar rules, 33 states diff --git a/test/quote_calc2-s.tab.c b/test/quote_calc2-s.tab.c new file mode 100644 index 000000000000..06c574ba9c88 --- /dev/null +++ b/test/quote_calc2-s.tab.c @@ -0,0 +1,687 @@ +#ifndef lint +static const char yysccsid[] = "@(#)yaccpar 1.9 (Berkeley) 02/21/93"; +#endif + +#define YYBYACC 1 +#define YYMAJOR 1 +#define YYMINOR 9 + +#define YYEMPTY (-1) +#define yyclearin (yychar = YYEMPTY) +#define yyerrok (yyerrflag = 0) +#define YYRECOVERING() (yyerrflag != 0) + + +#ifndef yyparse +#define yyparse quote_calc2_parse +#endif /* yyparse */ + +#ifndef yylex +#define yylex quote_calc2_lex +#endif /* yylex */ + +#ifndef yyerror +#define yyerror quote_calc2_error +#endif /* yyerror */ + +#ifndef yychar +#define yychar quote_calc2_char +#endif /* yychar */ + +#ifndef yyval +#define yyval quote_calc2_val +#endif /* yyval */ + +#ifndef yylval +#define yylval quote_calc2_lval +#endif /* yylval */ + +#ifndef yydebug +#define yydebug quote_calc2_debug +#endif /* yydebug */ + +#ifndef yynerrs +#define yynerrs quote_calc2_nerrs +#endif /* yynerrs */ + +#ifndef yyerrflag +#define yyerrflag quote_calc2_errflag +#endif /* yyerrflag */ + +#ifndef yylhs +#define yylhs quote_calc2_lhs +#endif /* yylhs */ + +#ifndef yylen +#define yylen quote_calc2_len +#endif /* yylen */ + +#ifndef yydefred +#define yydefred quote_calc2_defred +#endif /* yydefred */ + +#ifndef yydgoto +#define yydgoto quote_calc2_dgoto +#endif /* yydgoto */ + +#ifndef yysindex +#define yysindex quote_calc2_sindex +#endif /* yysindex */ + +#ifndef yyrindex +#define yyrindex quote_calc2_rindex +#endif /* yyrindex */ + +#ifndef yygindex +#define yygindex quote_calc2_gindex +#endif /* yygindex */ + +#ifndef yytable +#define yytable quote_calc2_table +#endif /* yytable */ + +#ifndef yycheck +#define yycheck quote_calc2_check +#endif /* yycheck */ + +#ifndef yyname +#define yyname quote_calc2_name +#endif /* yyname */ + +#ifndef yyrule +#define yyrule quote_calc2_rule +#endif /* yyrule */ +#define YYPREFIX "quote_calc2_" + +#define YYPURE 0 + +#line 2 "quote_calc2.y" +# include +# include + +int regs[26]; +int base; + +int yylex(void); +static void yyerror(const char *s); + +#line 109 "quote_calc2-s.tab.c" + +#ifndef YYSTYPE +typedef int YYSTYPE; +#endif + +/* compatibility with bison */ +#ifdef YYPARSE_PARAM +/* compatibility with FreeBSD */ +# ifdef YYPARSE_PARAM_TYPE +# define YYPARSE_DECL() yyparse(YYPARSE_PARAM_TYPE YYPARSE_PARAM) +# else +# define YYPARSE_DECL() yyparse(void *YYPARSE_PARAM) +# endif +#else +# define YYPARSE_DECL() yyparse(void) +#endif + +/* Parameters sent to lex. */ +#ifdef YYLEX_PARAM +# define YYLEX_DECL() yylex(void *YYLEX_PARAM) +# define YYLEX yylex(YYLEX_PARAM) +#else +# define YYLEX_DECL() yylex(void) +# define YYLEX yylex() +#endif + +/* Parameters sent to yyerror. */ +#ifndef YYERROR_DECL +#define YYERROR_DECL() yyerror(const char *s) +#endif +#ifndef YYERROR_CALL +#define YYERROR_CALL(msg) yyerror(msg) +#endif + +extern int YYPARSE_DECL(); + +#define OP_ADD 257 +#define OP_SUB 259 +#define OP_MUL 261 +#define OP_DIV 263 +#define OP_MOD 265 +#define OP_AND 267 +#define DIGIT 269 +#define LETTER 270 +#define UMINUS 271 +#define YYERRCODE 256 +static const short quote_calc2_lhs[] = { -1, + 0, 0, 0, 1, 1, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 3, 3, +}; +static const short quote_calc2_len[] = { 2, + 0, 3, 3, 1, 3, 3, 3, 3, 3, 3, + 3, 3, 3, 2, 1, 1, 1, 2, +}; +static const short quote_calc2_defred[] = { 1, + 0, 0, 0, 17, 0, 0, 0, 0, 0, 3, + 15, 0, 0, 0, 2, 0, 0, 0, 0, 0, + 0, 0, 18, 0, 6, 0, 0, 0, 0, 0, + 0, 0, +}; +static const short quote_calc2_dgoto[] = { 1, + 7, 8, 9, +}; +static const short quote_calc2_sindex[] = { 0, + -38, 4, -36, 0, -51, -36, 6, -121, -249, 0, + 0, -243, -36, -23, 0, -36, -36, -36, -36, -36, + -36, -36, 0, -121, 0, -121, -121, -121, -121, -121, + -121, -243, +}; +static const short quote_calc2_rindex[] = { 0, + 0, 0, 0, 0, -9, 0, 0, 12, -10, 0, + 0, -5, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 14, 0, -3, -2, -1, 1, 2, + 3, -4, +}; +static const short quote_calc2_gindex[] = { 0, + 0, 42, 0, +}; +#define YYTABLESIZE 259 +static const short quote_calc2_table[] = { 16, + 15, 6, 22, 6, 14, 13, 7, 8, 9, 13, + 10, 11, 12, 10, 16, 15, 17, 25, 18, 23, + 19, 4, 20, 5, 21, 0, 0, 0, 0, 0, + 16, 0, 0, 0, 0, 14, 13, 7, 8, 9, + 0, 10, 11, 12, 12, 0, 0, 14, 0, 0, + 0, 0, 0, 0, 24, 0, 0, 26, 27, 28, + 29, 30, 31, 32, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 16, 15, 0, 0, 0, 14, 13, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 16, 0, 17, 0, + 18, 0, 19, 0, 20, 0, 21, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, + 0, 3, 0, 3, 0, 0, 0, 0, 0, 0, + 4, 5, 4, 11, 16, 0, 17, 0, 18, 0, + 19, 0, 20, 0, 21, 0, 0, 16, 15, 16, + 15, 16, 15, 16, 15, 16, 15, 16, 15, +}; +static const short quote_calc2_check[] = { 10, + 10, 40, 124, 40, 10, 10, 10, 10, 10, 61, + 10, 10, 10, 10, 258, 10, 260, 41, 262, 269, + 264, 10, 266, 10, 268, -1, -1, -1, -1, -1, + 41, -1, -1, -1, -1, 41, 41, 41, 41, 41, + -1, 41, 41, 41, 3, -1, -1, 6, -1, -1, + -1, -1, -1, -1, 13, -1, -1, 16, 17, 18, + 19, 20, 21, 22, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + 124, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, 124, 124, -1, -1, -1, 124, 124, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, 258, -1, 260, -1, + 262, -1, 264, -1, 266, -1, 268, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, 256, -1, -1, + -1, 260, -1, 260, -1, -1, -1, -1, -1, -1, + 269, 270, 269, 270, 258, -1, 260, -1, 262, -1, + 264, -1, 266, -1, 268, -1, -1, 258, 258, 260, + 260, 262, 262, 264, 264, 266, 266, 268, 268, +}; +#define YYFINAL 1 +#ifndef YYDEBUG +#define YYDEBUG 0 +#endif +#define YYMAXTOKEN 271 +#if YYDEBUG +static const char *yyname[] = { + +"end-of-file",0,0,0,0,0,0,0,0,0,"'\\n'",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,"'%'","'&'",0,"'('","')'","'*'","'+'",0,"'-'",0,"'/'",0,0,0,0,0,0,0, +0,0,0,0,0,0,"'='",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"'|'",0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,"OP_ADD","\"ADD\"","OP_SUB","\"SUB\"","OP_MUL","\"MUL\"","OP_DIV", +"\"DIV\"","OP_MOD","\"MOD\"","OP_AND","\"AND\"","DIGIT","LETTER","UMINUS", +}; +static const char *yyrule[] = { +"$accept : list", +"list :", +"list : list stat '\\n'", +"list : list error '\\n'", +"stat : expr", +"stat : LETTER '=' expr", +"expr : '(' expr ')'", +"expr : expr \"ADD\" expr", +"expr : expr \"SUB\" expr", +"expr : expr \"MUL\" expr", +"expr : expr \"DIV\" expr", +"expr : expr \"MOD\" expr", +"expr : expr \"AND\" expr", +"expr : expr '|' expr", +"expr : \"SUB\" expr", +"expr : LETTER", +"expr : number", +"number : DIGIT", +"number : number DIGIT", + +}; +#endif + +int yydebug; +int yynerrs; + +int yyerrflag; +int yychar; +YYSTYPE yyval; +YYSTYPE yylval; + +/* define the initial stack-sizes */ +#ifdef YYSTACKSIZE +#undef YYMAXDEPTH +#define YYMAXDEPTH YYSTACKSIZE +#else +#ifdef YYMAXDEPTH +#define YYSTACKSIZE YYMAXDEPTH +#else +#define YYSTACKSIZE 500 +#define YYMAXDEPTH 500 +#endif +#endif + +#define YYINITSTACKSIZE 500 + +typedef struct { + unsigned stacksize; + short *s_base; + short *s_mark; + short *s_last; + YYSTYPE *l_base; + YYSTYPE *l_mark; +} YYSTACKDATA; +/* variables for the parser stack */ +static YYSTACKDATA yystack; +#line 73 "quote_calc2.y" + /* start of programs */ + +int +main (void) +{ + while(!feof(stdin)) { + yyparse(); + } + return 0; +} + +static void +yyerror(const char *s) +{ + fprintf(stderr, "%s\n", s); +} + +int +yylex(void) { + /* lexical analysis routine */ + /* returns LETTER for a lower case letter, yylval = 0 through 25 */ + /* return DIGIT for a digit, yylval = 0 through 9 */ + /* all other characters are returned immediately */ + + int c; + + while( (c=getchar()) == ' ' ) { /* skip blanks */ } + + /* c is now nonblank */ + + if( islower( c )) { + yylval = c - 'a'; + return ( LETTER ); + } + if( isdigit( c )) { + yylval = c - '0'; + return ( DIGIT ); + } + return( c ); +} +#line 361 "quote_calc2-s.tab.c" + +#if YYDEBUG +#include /* needed for printf */ +#endif + +#include /* needed for malloc, etc */ +#include /* needed for memset */ + +/* allocate initial stack or double stack size, up to YYMAXDEPTH */ +static int yygrowstack(YYSTACKDATA *data) +{ + int i; + unsigned newsize; + short *newss; + YYSTYPE *newvs; + + if ((newsize = data->stacksize) == 0) + newsize = YYINITSTACKSIZE; + else if (newsize >= YYMAXDEPTH) + return -1; + else if ((newsize *= 2) > YYMAXDEPTH) + newsize = YYMAXDEPTH; + + i = data->s_mark - data->s_base; + newss = (short *)realloc(data->s_base, newsize * sizeof(*newss)); + if (newss == 0) + return -1; + + data->s_base = newss; + data->s_mark = newss + i; + + newvs = (YYSTYPE *)realloc(data->l_base, newsize * sizeof(*newvs)); + if (newvs == 0) + return -1; + + data->l_base = newvs; + data->l_mark = newvs + i; + + data->stacksize = newsize; + data->s_last = data->s_base + newsize - 1; + return 0; +} + +#if YYPURE || defined(YY_NO_LEAKS) +static void yyfreestack(YYSTACKDATA *data) +{ + free(data->s_base); + free(data->l_base); + memset(data, 0, sizeof(*data)); +} +#else +#define yyfreestack(data) /* nothing */ +#endif + +#define YYABORT goto yyabort +#define YYREJECT goto yyabort +#define YYACCEPT goto yyaccept +#define YYERROR goto yyerrlab + +int +YYPARSE_DECL() +{ + int yym, yyn, yystate; +#if YYDEBUG + const char *yys; + + if ((yys = getenv("YYDEBUG")) != 0) + { + yyn = *yys; + if (yyn >= '0' && yyn <= '9') + yydebug = yyn - '0'; + } +#endif + + yynerrs = 0; + yyerrflag = 0; + yychar = YYEMPTY; + yystate = 0; + +#if YYPURE + memset(&yystack, 0, sizeof(yystack)); +#endif + + if (yystack.s_base == NULL && yygrowstack(&yystack)) goto yyoverflow; + yystack.s_mark = yystack.s_base; + yystack.l_mark = yystack.l_base; + yystate = 0; + *yystack.s_mark = 0; + +yyloop: + if ((yyn = yydefred[yystate]) != 0) goto yyreduce; + if (yychar < 0) + { + if ((yychar = YYLEX) < 0) yychar = 0; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, reading %d (%s)\n", + YYPREFIX, yystate, yychar, yys); + } +#endif + } + if ((yyn = yysindex[yystate]) && (yyn += yychar) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yychar) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, shifting to state %d\n", + YYPREFIX, yystate, yytable[yyn]); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + yystate = yytable[yyn]; + *++yystack.s_mark = yytable[yyn]; + *++yystack.l_mark = yylval; + yychar = YYEMPTY; + if (yyerrflag > 0) --yyerrflag; + goto yyloop; + } + if ((yyn = yyrindex[yystate]) && (yyn += yychar) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yychar) + { + yyn = yytable[yyn]; + goto yyreduce; + } + if (yyerrflag) goto yyinrecovery; + + yyerror("syntax error"); + + goto yyerrlab; + +yyerrlab: + ++yynerrs; + +yyinrecovery: + if (yyerrflag < 3) + { + yyerrflag = 3; + for (;;) + { + if ((yyn = yysindex[*yystack.s_mark]) && (yyn += YYERRCODE) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == YYERRCODE) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, error recovery shifting\ + to state %d\n", YYPREFIX, *yystack.s_mark, yytable[yyn]); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + yystate = yytable[yyn]; + *++yystack.s_mark = yytable[yyn]; + *++yystack.l_mark = yylval; + goto yyloop; + } + else + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: error recovery discarding state %d\n", + YYPREFIX, *yystack.s_mark); +#endif + if (yystack.s_mark <= yystack.s_base) goto yyabort; + --yystack.s_mark; + --yystack.l_mark; + } + } + } + else + { + if (yychar == 0) goto yyabort; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, error recovery discards token %d (%s)\n", + YYPREFIX, yystate, yychar, yys); + } +#endif + yychar = YYEMPTY; + goto yyloop; + } + +yyreduce: +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, reducing by rule %d (%s)\n", + YYPREFIX, yystate, yyn, yyrule[yyn]); +#endif + yym = yylen[yyn]; + if (yym) + yyval = yystack.l_mark[1-yym]; + else + memset(&yyval, 0, sizeof yyval); + switch (yyn) + { +case 3: +#line 35 "quote_calc2.y" + { yyerrok ; } +break; +case 4: +#line 39 "quote_calc2.y" + { printf("%d\n",yystack.l_mark[0]);} +break; +case 5: +#line 41 "quote_calc2.y" + { regs[yystack.l_mark[-2]] = yystack.l_mark[0]; } +break; +case 6: +#line 45 "quote_calc2.y" + { yyval = yystack.l_mark[-1]; } +break; +case 7: +#line 47 "quote_calc2.y" + { yyval = yystack.l_mark[-2] + yystack.l_mark[0]; } +break; +case 8: +#line 49 "quote_calc2.y" + { yyval = yystack.l_mark[-2] - yystack.l_mark[0]; } +break; +case 9: +#line 51 "quote_calc2.y" + { yyval = yystack.l_mark[-2] * yystack.l_mark[0]; } +break; +case 10: +#line 53 "quote_calc2.y" + { yyval = yystack.l_mark[-2] / yystack.l_mark[0]; } +break; +case 11: +#line 55 "quote_calc2.y" + { yyval = yystack.l_mark[-2] % yystack.l_mark[0]; } +break; +case 12: +#line 57 "quote_calc2.y" + { yyval = yystack.l_mark[-2] & yystack.l_mark[0]; } +break; +case 13: +#line 59 "quote_calc2.y" + { yyval = yystack.l_mark[-2] | yystack.l_mark[0]; } +break; +case 14: +#line 61 "quote_calc2.y" + { yyval = - yystack.l_mark[0]; } +break; +case 15: +#line 63 "quote_calc2.y" + { yyval = regs[yystack.l_mark[0]]; } +break; +case 17: +#line 68 "quote_calc2.y" + { yyval = yystack.l_mark[0]; base = (yystack.l_mark[0]==0) ? 8 : 10; } +break; +case 18: +#line 70 "quote_calc2.y" + { yyval = base * yystack.l_mark[-1] + yystack.l_mark[0]; } +break; +#line 627 "quote_calc2-s.tab.c" + } + yystack.s_mark -= yym; + yystate = *yystack.s_mark; + yystack.l_mark -= yym; + yym = yylhs[yyn]; + if (yystate == 0 && yym == 0) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: after reduction, shifting from state 0 to\ + state %d\n", YYPREFIX, YYFINAL); +#endif + yystate = YYFINAL; + *++yystack.s_mark = YYFINAL; + *++yystack.l_mark = yyval; + if (yychar < 0) + { + if ((yychar = YYLEX) < 0) yychar = 0; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, reading %d (%s)\n", + YYPREFIX, YYFINAL, yychar, yys); + } +#endif + } + if (yychar == 0) goto yyaccept; + goto yyloop; + } + if ((yyn = yygindex[yym]) && (yyn += yystate) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yystate) + yystate = yytable[yyn]; + else + yystate = yydgoto[yym]; +#if YYDEBUG + if (yydebug) + printf("%sdebug: after reduction, shifting from state %d \ +to state %d\n", YYPREFIX, *yystack.s_mark, yystate); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + *++yystack.s_mark = (short) yystate; + *++yystack.l_mark = yyval; + goto yyloop; + +yyoverflow: + yyerror("yacc stack overflow"); + +yyabort: + yyfreestack(&yystack); + return (1); + +yyaccept: + yyfreestack(&yystack); + return (0); +} diff --git a/test/quote_calc2-s.tab.h b/test/quote_calc2-s.tab.h new file mode 100644 index 000000000000..1a4657903411 --- /dev/null +++ b/test/quote_calc2-s.tab.h @@ -0,0 +1,9 @@ +#define OP_ADD 257 +#define OP_SUB 259 +#define OP_MUL 261 +#define OP_DIV 263 +#define OP_MOD 265 +#define OP_AND 267 +#define DIGIT 269 +#define LETTER 270 +#define UMINUS 271 diff --git a/test/quote_calc2.output b/test/quote_calc2.output new file mode 100644 index 000000000000..ed28ae2f21c0 --- /dev/null +++ b/test/quote_calc2.output @@ -0,0 +1,557 @@ + 0 $accept : list $end + + 1 list : + 2 | list stat '\n' + 3 | list error '\n' + + 4 stat : expr + 5 | LETTER '=' expr + + 6 expr : '(' expr ')' + 7 | expr "ADD" expr + 8 | expr "SUB" expr + 9 | expr "MUL" expr + 10 | expr "DIV" expr + 11 | expr "MOD" expr + 12 | expr "AND" expr + 13 | expr '|' expr + 14 | "SUB" expr + 15 | LETTER + 16 | number + + 17 number : DIGIT + 18 | number DIGIT + +state 0 + $accept : . list $end (0) + list : . (1) + + . reduce 1 + + list goto 1 + + +state 1 + $accept : list . $end (0) + list : list . stat '\n' (2) + list : list . error '\n' (3) + + $end accept + error shift 2 + "SUB" shift 3 + DIGIT shift 4 + LETTER shift 5 + '(' shift 6 + . error + + stat goto 7 + expr goto 8 + number goto 9 + + +state 2 + list : list error . '\n' (3) + + '\n' shift 10 + . error + + +state 3 + expr : "SUB" . expr (14) + + "SUB" shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 12 + number goto 9 + + +state 4 + number : DIGIT . (17) + + . reduce 17 + + +state 5 + stat : LETTER . '=' expr (5) + expr : LETTER . (15) + + '=' shift 13 + "ADD" reduce 15 + "SUB" reduce 15 + "MUL" reduce 15 + "DIV" reduce 15 + "MOD" reduce 15 + "AND" reduce 15 + '|' reduce 15 + '\n' reduce 15 + + +state 6 + expr : '(' . expr ')' (6) + + "SUB" shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 14 + number goto 9 + + +state 7 + list : list stat . '\n' (2) + + '\n' shift 15 + . error + + +state 8 + stat : expr . (4) + expr : expr . "ADD" expr (7) + expr : expr . "SUB" expr (8) + expr : expr . "MUL" expr (9) + expr : expr . "DIV" expr (10) + expr : expr . "MOD" expr (11) + expr : expr . "AND" expr (12) + expr : expr . '|' expr (13) + + "ADD" shift 16 + "SUB" shift 17 + "MUL" shift 18 + "DIV" shift 19 + "MOD" shift 20 + "AND" shift 21 + '|' shift 22 + '\n' reduce 4 + + +state 9 + expr : number . (16) + number : number . DIGIT (18) + + DIGIT shift 23 + "ADD" reduce 16 + "SUB" reduce 16 + "MUL" reduce 16 + "DIV" reduce 16 + "MOD" reduce 16 + "AND" reduce 16 + '|' reduce 16 + '\n' reduce 16 + ')' reduce 16 + + +state 10 + list : list error '\n' . (3) + + . reduce 3 + + +state 11 + expr : LETTER . (15) + + . reduce 15 + + +12: shift/reduce conflict (shift 16, reduce 14) on "ADD" +12: shift/reduce conflict (shift 17, reduce 14) on "SUB" +12: shift/reduce conflict (shift 18, reduce 14) on "MUL" +12: shift/reduce conflict (shift 19, reduce 14) on "DIV" +12: shift/reduce conflict (shift 20, reduce 14) on "MOD" +12: shift/reduce conflict (shift 21, reduce 14) on "AND" +state 12 + expr : expr . "ADD" expr (7) + expr : expr . "SUB" expr (8) + expr : expr . "MUL" expr (9) + expr : expr . "DIV" expr (10) + expr : expr . "MOD" expr (11) + expr : expr . "AND" expr (12) + expr : expr . '|' expr (13) + expr : "SUB" expr . (14) + + "ADD" shift 16 + "SUB" shift 17 + "MUL" shift 18 + "DIV" shift 19 + "MOD" shift 20 + "AND" shift 21 + '|' reduce 14 + '\n' reduce 14 + ')' reduce 14 + + +state 13 + stat : LETTER '=' . expr (5) + + "SUB" shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 24 + number goto 9 + + +state 14 + expr : '(' expr . ')' (6) + expr : expr . "ADD" expr (7) + expr : expr . "SUB" expr (8) + expr : expr . "MUL" expr (9) + expr : expr . "DIV" expr (10) + expr : expr . "MOD" expr (11) + expr : expr . "AND" expr (12) + expr : expr . '|' expr (13) + + "ADD" shift 16 + "SUB" shift 17 + "MUL" shift 18 + "DIV" shift 19 + "MOD" shift 20 + "AND" shift 21 + '|' shift 22 + ')' shift 25 + . error + + +state 15 + list : list stat '\n' . (2) + + . reduce 2 + + +state 16 + expr : expr "ADD" . expr (7) + + "SUB" shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 26 + number goto 9 + + +state 17 + expr : expr "SUB" . expr (8) + + "SUB" shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 27 + number goto 9 + + +state 18 + expr : expr "MUL" . expr (9) + + "SUB" shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 28 + number goto 9 + + +state 19 + expr : expr "DIV" . expr (10) + + "SUB" shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 29 + number goto 9 + + +state 20 + expr : expr "MOD" . expr (11) + + "SUB" shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 30 + number goto 9 + + +state 21 + expr : expr "AND" . expr (12) + + "SUB" shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 31 + number goto 9 + + +state 22 + expr : expr '|' . expr (13) + + "SUB" shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 32 + number goto 9 + + +state 23 + number : number DIGIT . (18) + + . reduce 18 + + +state 24 + stat : LETTER '=' expr . (5) + expr : expr . "ADD" expr (7) + expr : expr . "SUB" expr (8) + expr : expr . "MUL" expr (9) + expr : expr . "DIV" expr (10) + expr : expr . "MOD" expr (11) + expr : expr . "AND" expr (12) + expr : expr . '|' expr (13) + + "ADD" shift 16 + "SUB" shift 17 + "MUL" shift 18 + "DIV" shift 19 + "MOD" shift 20 + "AND" shift 21 + '|' shift 22 + '\n' reduce 5 + + +state 25 + expr : '(' expr ')' . (6) + + . reduce 6 + + +26: shift/reduce conflict (shift 16, reduce 7) on "ADD" +26: shift/reduce conflict (shift 17, reduce 7) on "SUB" +26: shift/reduce conflict (shift 18, reduce 7) on "MUL" +26: shift/reduce conflict (shift 19, reduce 7) on "DIV" +26: shift/reduce conflict (shift 20, reduce 7) on "MOD" +26: shift/reduce conflict (shift 21, reduce 7) on "AND" +26: shift/reduce conflict (shift 22, reduce 7) on '|' +state 26 + expr : expr . "ADD" expr (7) + expr : expr "ADD" expr . (7) + expr : expr . "SUB" expr (8) + expr : expr . "MUL" expr (9) + expr : expr . "DIV" expr (10) + expr : expr . "MOD" expr (11) + expr : expr . "AND" expr (12) + expr : expr . '|' expr (13) + + "ADD" shift 16 + "SUB" shift 17 + "MUL" shift 18 + "DIV" shift 19 + "MOD" shift 20 + "AND" shift 21 + '|' shift 22 + '\n' reduce 7 + ')' reduce 7 + + +27: shift/reduce conflict (shift 16, reduce 8) on "ADD" +27: shift/reduce conflict (shift 17, reduce 8) on "SUB" +27: shift/reduce conflict (shift 18, reduce 8) on "MUL" +27: shift/reduce conflict (shift 19, reduce 8) on "DIV" +27: shift/reduce conflict (shift 20, reduce 8) on "MOD" +27: shift/reduce conflict (shift 21, reduce 8) on "AND" +27: shift/reduce conflict (shift 22, reduce 8) on '|' +state 27 + expr : expr . "ADD" expr (7) + expr : expr . "SUB" expr (8) + expr : expr "SUB" expr . (8) + expr : expr . "MUL" expr (9) + expr : expr . "DIV" expr (10) + expr : expr . "MOD" expr (11) + expr : expr . "AND" expr (12) + expr : expr . '|' expr (13) + + "ADD" shift 16 + "SUB" shift 17 + "MUL" shift 18 + "DIV" shift 19 + "MOD" shift 20 + "AND" shift 21 + '|' shift 22 + '\n' reduce 8 + ')' reduce 8 + + +28: shift/reduce conflict (shift 16, reduce 9) on "ADD" +28: shift/reduce conflict (shift 17, reduce 9) on "SUB" +28: shift/reduce conflict (shift 18, reduce 9) on "MUL" +28: shift/reduce conflict (shift 19, reduce 9) on "DIV" +28: shift/reduce conflict (shift 20, reduce 9) on "MOD" +28: shift/reduce conflict (shift 21, reduce 9) on "AND" +28: shift/reduce conflict (shift 22, reduce 9) on '|' +state 28 + expr : expr . "ADD" expr (7) + expr : expr . "SUB" expr (8) + expr : expr . "MUL" expr (9) + expr : expr "MUL" expr . (9) + expr : expr . "DIV" expr (10) + expr : expr . "MOD" expr (11) + expr : expr . "AND" expr (12) + expr : expr . '|' expr (13) + + "ADD" shift 16 + "SUB" shift 17 + "MUL" shift 18 + "DIV" shift 19 + "MOD" shift 20 + "AND" shift 21 + '|' shift 22 + '\n' reduce 9 + ')' reduce 9 + + +29: shift/reduce conflict (shift 16, reduce 10) on "ADD" +29: shift/reduce conflict (shift 17, reduce 10) on "SUB" +29: shift/reduce conflict (shift 18, reduce 10) on "MUL" +29: shift/reduce conflict (shift 19, reduce 10) on "DIV" +29: shift/reduce conflict (shift 20, reduce 10) on "MOD" +29: shift/reduce conflict (shift 21, reduce 10) on "AND" +29: shift/reduce conflict (shift 22, reduce 10) on '|' +state 29 + expr : expr . "ADD" expr (7) + expr : expr . "SUB" expr (8) + expr : expr . "MUL" expr (9) + expr : expr . "DIV" expr (10) + expr : expr "DIV" expr . (10) + expr : expr . "MOD" expr (11) + expr : expr . "AND" expr (12) + expr : expr . '|' expr (13) + + "ADD" shift 16 + "SUB" shift 17 + "MUL" shift 18 + "DIV" shift 19 + "MOD" shift 20 + "AND" shift 21 + '|' shift 22 + '\n' reduce 10 + ')' reduce 10 + + +30: shift/reduce conflict (shift 16, reduce 11) on "ADD" +30: shift/reduce conflict (shift 17, reduce 11) on "SUB" +30: shift/reduce conflict (shift 18, reduce 11) on "MUL" +30: shift/reduce conflict (shift 19, reduce 11) on "DIV" +30: shift/reduce conflict (shift 20, reduce 11) on "MOD" +30: shift/reduce conflict (shift 21, reduce 11) on "AND" +30: shift/reduce conflict (shift 22, reduce 11) on '|' +state 30 + expr : expr . "ADD" expr (7) + expr : expr . "SUB" expr (8) + expr : expr . "MUL" expr (9) + expr : expr . "DIV" expr (10) + expr : expr . "MOD" expr (11) + expr : expr "MOD" expr . (11) + expr : expr . "AND" expr (12) + expr : expr . '|' expr (13) + + "ADD" shift 16 + "SUB" shift 17 + "MUL" shift 18 + "DIV" shift 19 + "MOD" shift 20 + "AND" shift 21 + '|' shift 22 + '\n' reduce 11 + ')' reduce 11 + + +31: shift/reduce conflict (shift 16, reduce 12) on "ADD" +31: shift/reduce conflict (shift 17, reduce 12) on "SUB" +31: shift/reduce conflict (shift 18, reduce 12) on "MUL" +31: shift/reduce conflict (shift 19, reduce 12) on "DIV" +31: shift/reduce conflict (shift 20, reduce 12) on "MOD" +31: shift/reduce conflict (shift 21, reduce 12) on "AND" +31: shift/reduce conflict (shift 22, reduce 12) on '|' +state 31 + expr : expr . "ADD" expr (7) + expr : expr . "SUB" expr (8) + expr : expr . "MUL" expr (9) + expr : expr . "DIV" expr (10) + expr : expr . "MOD" expr (11) + expr : expr . "AND" expr (12) + expr : expr "AND" expr . (12) + expr : expr . '|' expr (13) + + "ADD" shift 16 + "SUB" shift 17 + "MUL" shift 18 + "DIV" shift 19 + "MOD" shift 20 + "AND" shift 21 + '|' shift 22 + '\n' reduce 12 + ')' reduce 12 + + +32: shift/reduce conflict (shift 16, reduce 13) on "ADD" +32: shift/reduce conflict (shift 17, reduce 13) on "SUB" +32: shift/reduce conflict (shift 18, reduce 13) on "MUL" +32: shift/reduce conflict (shift 19, reduce 13) on "DIV" +32: shift/reduce conflict (shift 20, reduce 13) on "MOD" +32: shift/reduce conflict (shift 21, reduce 13) on "AND" +state 32 + expr : expr . "ADD" expr (7) + expr : expr . "SUB" expr (8) + expr : expr . "MUL" expr (9) + expr : expr . "DIV" expr (10) + expr : expr . "MOD" expr (11) + expr : expr . "AND" expr (12) + expr : expr . '|' expr (13) + expr : expr '|' expr . (13) + + "ADD" shift 16 + "SUB" shift 17 + "MUL" shift 18 + "DIV" shift 19 + "MOD" shift 20 + "AND" shift 21 + '|' reduce 13 + '\n' reduce 13 + ')' reduce 13 + + +State 12 contains 6 shift/reduce conflicts. +State 26 contains 7 shift/reduce conflicts. +State 27 contains 7 shift/reduce conflicts. +State 28 contains 7 shift/reduce conflicts. +State 29 contains 7 shift/reduce conflicts. +State 30 contains 7 shift/reduce conflicts. +State 31 contains 7 shift/reduce conflicts. +State 32 contains 6 shift/reduce conflicts. + + +28 terminals, 5 nonterminals +19 grammar rules, 33 states diff --git a/test/quote_calc2.tab.c b/test/quote_calc2.tab.c new file mode 100644 index 000000000000..958a736fb23a --- /dev/null +++ b/test/quote_calc2.tab.c @@ -0,0 +1,693 @@ +#ifndef lint +static const char yysccsid[] = "@(#)yaccpar 1.9 (Berkeley) 02/21/93"; +#endif + +#define YYBYACC 1 +#define YYMAJOR 1 +#define YYMINOR 9 + +#define YYEMPTY (-1) +#define yyclearin (yychar = YYEMPTY) +#define yyerrok (yyerrflag = 0) +#define YYRECOVERING() (yyerrflag != 0) + + +#ifndef yyparse +#define yyparse quote_calc2_parse +#endif /* yyparse */ + +#ifndef yylex +#define yylex quote_calc2_lex +#endif /* yylex */ + +#ifndef yyerror +#define yyerror quote_calc2_error +#endif /* yyerror */ + +#ifndef yychar +#define yychar quote_calc2_char +#endif /* yychar */ + +#ifndef yyval +#define yyval quote_calc2_val +#endif /* yyval */ + +#ifndef yylval +#define yylval quote_calc2_lval +#endif /* yylval */ + +#ifndef yydebug +#define yydebug quote_calc2_debug +#endif /* yydebug */ + +#ifndef yynerrs +#define yynerrs quote_calc2_nerrs +#endif /* yynerrs */ + +#ifndef yyerrflag +#define yyerrflag quote_calc2_errflag +#endif /* yyerrflag */ + +#ifndef yylhs +#define yylhs quote_calc2_lhs +#endif /* yylhs */ + +#ifndef yylen +#define yylen quote_calc2_len +#endif /* yylen */ + +#ifndef yydefred +#define yydefred quote_calc2_defred +#endif /* yydefred */ + +#ifndef yydgoto +#define yydgoto quote_calc2_dgoto +#endif /* yydgoto */ + +#ifndef yysindex +#define yysindex quote_calc2_sindex +#endif /* yysindex */ + +#ifndef yyrindex +#define yyrindex quote_calc2_rindex +#endif /* yyrindex */ + +#ifndef yygindex +#define yygindex quote_calc2_gindex +#endif /* yygindex */ + +#ifndef yytable +#define yytable quote_calc2_table +#endif /* yytable */ + +#ifndef yycheck +#define yycheck quote_calc2_check +#endif /* yycheck */ + +#ifndef yyname +#define yyname quote_calc2_name +#endif /* yyname */ + +#ifndef yyrule +#define yyrule quote_calc2_rule +#endif /* yyrule */ +#define YYPREFIX "quote_calc2_" + +#define YYPURE 0 + +#line 2 "quote_calc2.y" +# include +# include + +int regs[26]; +int base; + +int yylex(void); +static void yyerror(const char *s); + +#line 109 "quote_calc2.tab.c" + +#ifndef YYSTYPE +typedef int YYSTYPE; +#endif + +/* compatibility with bison */ +#ifdef YYPARSE_PARAM +/* compatibility with FreeBSD */ +# ifdef YYPARSE_PARAM_TYPE +# define YYPARSE_DECL() yyparse(YYPARSE_PARAM_TYPE YYPARSE_PARAM) +# else +# define YYPARSE_DECL() yyparse(void *YYPARSE_PARAM) +# endif +#else +# define YYPARSE_DECL() yyparse(void) +#endif + +/* Parameters sent to lex. */ +#ifdef YYLEX_PARAM +# define YYLEX_DECL() yylex(void *YYLEX_PARAM) +# define YYLEX yylex(YYLEX_PARAM) +#else +# define YYLEX_DECL() yylex(void) +# define YYLEX yylex() +#endif + +/* Parameters sent to yyerror. */ +#ifndef YYERROR_DECL +#define YYERROR_DECL() yyerror(const char *s) +#endif +#ifndef YYERROR_CALL +#define YYERROR_CALL(msg) yyerror(msg) +#endif + +extern int YYPARSE_DECL(); + +#define OP_ADD 257 +#define ADD 258 +#define OP_SUB 259 +#define SUB 260 +#define OP_MUL 261 +#define MUL 262 +#define OP_DIV 263 +#define DIV 264 +#define OP_MOD 265 +#define MOD 266 +#define OP_AND 267 +#define AND 268 +#define DIGIT 269 +#define LETTER 270 +#define UMINUS 271 +#define YYERRCODE 256 +static const short quote_calc2_lhs[] = { -1, + 0, 0, 0, 1, 1, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 3, 3, +}; +static const short quote_calc2_len[] = { 2, + 0, 3, 3, 1, 3, 3, 3, 3, 3, 3, + 3, 3, 3, 2, 1, 1, 1, 2, +}; +static const short quote_calc2_defred[] = { 1, + 0, 0, 0, 17, 0, 0, 0, 0, 0, 3, + 15, 0, 0, 0, 2, 0, 0, 0, 0, 0, + 0, 0, 18, 0, 6, 0, 0, 0, 0, 0, + 0, 0, +}; +static const short quote_calc2_dgoto[] = { 1, + 7, 8, 9, +}; +static const short quote_calc2_sindex[] = { 0, + -38, 4, -36, 0, -51, -36, 6, -121, -249, 0, + 0, -243, -36, -23, 0, -36, -36, -36, -36, -36, + -36, -36, 0, -121, 0, -121, -121, -121, -121, -121, + -121, -243, +}; +static const short quote_calc2_rindex[] = { 0, + 0, 0, 0, 0, -9, 0, 0, 12, -10, 0, + 0, -5, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 14, 0, -3, -2, -1, 1, 2, + 3, -4, +}; +static const short quote_calc2_gindex[] = { 0, + 0, 42, 0, +}; +#define YYTABLESIZE 259 +static const short quote_calc2_table[] = { 16, + 15, 6, 22, 6, 14, 13, 7, 8, 9, 13, + 10, 11, 12, 10, 16, 15, 17, 25, 18, 23, + 19, 4, 20, 5, 21, 0, 0, 0, 0, 0, + 16, 0, 0, 0, 0, 14, 13, 7, 8, 9, + 0, 10, 11, 12, 12, 0, 0, 14, 0, 0, + 0, 0, 0, 0, 24, 0, 0, 26, 27, 28, + 29, 30, 31, 32, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 16, 15, 0, 0, 0, 14, 13, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 16, 0, 17, 0, + 18, 0, 19, 0, 20, 0, 21, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, + 0, 3, 0, 3, 0, 0, 0, 0, 0, 0, + 4, 5, 4, 11, 16, 0, 17, 0, 18, 0, + 19, 0, 20, 0, 21, 0, 0, 16, 15, 16, + 15, 16, 15, 16, 15, 16, 15, 16, 15, +}; +static const short quote_calc2_check[] = { 10, + 10, 40, 124, 40, 10, 10, 10, 10, 10, 61, + 10, 10, 10, 10, 258, 10, 260, 41, 262, 269, + 264, 10, 266, 10, 268, -1, -1, -1, -1, -1, + 41, -1, -1, -1, -1, 41, 41, 41, 41, 41, + -1, 41, 41, 41, 3, -1, -1, 6, -1, -1, + -1, -1, -1, -1, 13, -1, -1, 16, 17, 18, + 19, 20, 21, 22, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + 124, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, 124, 124, -1, -1, -1, 124, 124, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, 258, -1, 260, -1, + 262, -1, 264, -1, 266, -1, 268, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, 256, -1, -1, + -1, 260, -1, 260, -1, -1, -1, -1, -1, -1, + 269, 270, 269, 270, 258, -1, 260, -1, 262, -1, + 264, -1, 266, -1, 268, -1, -1, 258, 258, 260, + 260, 262, 262, 264, 264, 266, 266, 268, 268, +}; +#define YYFINAL 1 +#ifndef YYDEBUG +#define YYDEBUG 0 +#endif +#define YYMAXTOKEN 271 +#if YYDEBUG +static const char *yyname[] = { + +"end-of-file",0,0,0,0,0,0,0,0,0,"'\\n'",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,"'%'","'&'",0,"'('","')'","'*'","'+'",0,"'-'",0,"'/'",0,0,0,0,0,0,0, +0,0,0,0,0,0,"'='",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"'|'",0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,"OP_ADD","\"ADD\"","OP_SUB","\"SUB\"","OP_MUL","\"MUL\"","OP_DIV", +"\"DIV\"","OP_MOD","\"MOD\"","OP_AND","\"AND\"","DIGIT","LETTER","UMINUS", +}; +static const char *yyrule[] = { +"$accept : list", +"list :", +"list : list stat '\\n'", +"list : list error '\\n'", +"stat : expr", +"stat : LETTER '=' expr", +"expr : '(' expr ')'", +"expr : expr \"ADD\" expr", +"expr : expr \"SUB\" expr", +"expr : expr \"MUL\" expr", +"expr : expr \"DIV\" expr", +"expr : expr \"MOD\" expr", +"expr : expr \"AND\" expr", +"expr : expr '|' expr", +"expr : \"SUB\" expr", +"expr : LETTER", +"expr : number", +"number : DIGIT", +"number : number DIGIT", + +}; +#endif + +int yydebug; +int yynerrs; + +int yyerrflag; +int yychar; +YYSTYPE yyval; +YYSTYPE yylval; + +/* define the initial stack-sizes */ +#ifdef YYSTACKSIZE +#undef YYMAXDEPTH +#define YYMAXDEPTH YYSTACKSIZE +#else +#ifdef YYMAXDEPTH +#define YYSTACKSIZE YYMAXDEPTH +#else +#define YYSTACKSIZE 500 +#define YYMAXDEPTH 500 +#endif +#endif + +#define YYINITSTACKSIZE 500 + +typedef struct { + unsigned stacksize; + short *s_base; + short *s_mark; + short *s_last; + YYSTYPE *l_base; + YYSTYPE *l_mark; +} YYSTACKDATA; +/* variables for the parser stack */ +static YYSTACKDATA yystack; +#line 73 "quote_calc2.y" + /* start of programs */ + +int +main (void) +{ + while(!feof(stdin)) { + yyparse(); + } + return 0; +} + +static void +yyerror(const char *s) +{ + fprintf(stderr, "%s\n", s); +} + +int +yylex(void) { + /* lexical analysis routine */ + /* returns LETTER for a lower case letter, yylval = 0 through 25 */ + /* return DIGIT for a digit, yylval = 0 through 9 */ + /* all other characters are returned immediately */ + + int c; + + while( (c=getchar()) == ' ' ) { /* skip blanks */ } + + /* c is now nonblank */ + + if( islower( c )) { + yylval = c - 'a'; + return ( LETTER ); + } + if( isdigit( c )) { + yylval = c - '0'; + return ( DIGIT ); + } + return( c ); +} +#line 367 "quote_calc2.tab.c" + +#if YYDEBUG +#include /* needed for printf */ +#endif + +#include /* needed for malloc, etc */ +#include /* needed for memset */ + +/* allocate initial stack or double stack size, up to YYMAXDEPTH */ +static int yygrowstack(YYSTACKDATA *data) +{ + int i; + unsigned newsize; + short *newss; + YYSTYPE *newvs; + + if ((newsize = data->stacksize) == 0) + newsize = YYINITSTACKSIZE; + else if (newsize >= YYMAXDEPTH) + return -1; + else if ((newsize *= 2) > YYMAXDEPTH) + newsize = YYMAXDEPTH; + + i = data->s_mark - data->s_base; + newss = (short *)realloc(data->s_base, newsize * sizeof(*newss)); + if (newss == 0) + return -1; + + data->s_base = newss; + data->s_mark = newss + i; + + newvs = (YYSTYPE *)realloc(data->l_base, newsize * sizeof(*newvs)); + if (newvs == 0) + return -1; + + data->l_base = newvs; + data->l_mark = newvs + i; + + data->stacksize = newsize; + data->s_last = data->s_base + newsize - 1; + return 0; +} + +#if YYPURE || defined(YY_NO_LEAKS) +static void yyfreestack(YYSTACKDATA *data) +{ + free(data->s_base); + free(data->l_base); + memset(data, 0, sizeof(*data)); +} +#else +#define yyfreestack(data) /* nothing */ +#endif + +#define YYABORT goto yyabort +#define YYREJECT goto yyabort +#define YYACCEPT goto yyaccept +#define YYERROR goto yyerrlab + +int +YYPARSE_DECL() +{ + int yym, yyn, yystate; +#if YYDEBUG + const char *yys; + + if ((yys = getenv("YYDEBUG")) != 0) + { + yyn = *yys; + if (yyn >= '0' && yyn <= '9') + yydebug = yyn - '0'; + } +#endif + + yynerrs = 0; + yyerrflag = 0; + yychar = YYEMPTY; + yystate = 0; + +#if YYPURE + memset(&yystack, 0, sizeof(yystack)); +#endif + + if (yystack.s_base == NULL && yygrowstack(&yystack)) goto yyoverflow; + yystack.s_mark = yystack.s_base; + yystack.l_mark = yystack.l_base; + yystate = 0; + *yystack.s_mark = 0; + +yyloop: + if ((yyn = yydefred[yystate]) != 0) goto yyreduce; + if (yychar < 0) + { + if ((yychar = YYLEX) < 0) yychar = 0; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, reading %d (%s)\n", + YYPREFIX, yystate, yychar, yys); + } +#endif + } + if ((yyn = yysindex[yystate]) && (yyn += yychar) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yychar) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, shifting to state %d\n", + YYPREFIX, yystate, yytable[yyn]); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + yystate = yytable[yyn]; + *++yystack.s_mark = yytable[yyn]; + *++yystack.l_mark = yylval; + yychar = YYEMPTY; + if (yyerrflag > 0) --yyerrflag; + goto yyloop; + } + if ((yyn = yyrindex[yystate]) && (yyn += yychar) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yychar) + { + yyn = yytable[yyn]; + goto yyreduce; + } + if (yyerrflag) goto yyinrecovery; + + yyerror("syntax error"); + + goto yyerrlab; + +yyerrlab: + ++yynerrs; + +yyinrecovery: + if (yyerrflag < 3) + { + yyerrflag = 3; + for (;;) + { + if ((yyn = yysindex[*yystack.s_mark]) && (yyn += YYERRCODE) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == YYERRCODE) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, error recovery shifting\ + to state %d\n", YYPREFIX, *yystack.s_mark, yytable[yyn]); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + yystate = yytable[yyn]; + *++yystack.s_mark = yytable[yyn]; + *++yystack.l_mark = yylval; + goto yyloop; + } + else + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: error recovery discarding state %d\n", + YYPREFIX, *yystack.s_mark); +#endif + if (yystack.s_mark <= yystack.s_base) goto yyabort; + --yystack.s_mark; + --yystack.l_mark; + } + } + } + else + { + if (yychar == 0) goto yyabort; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, error recovery discards token %d (%s)\n", + YYPREFIX, yystate, yychar, yys); + } +#endif + yychar = YYEMPTY; + goto yyloop; + } + +yyreduce: +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, reducing by rule %d (%s)\n", + YYPREFIX, yystate, yyn, yyrule[yyn]); +#endif + yym = yylen[yyn]; + if (yym) + yyval = yystack.l_mark[1-yym]; + else + memset(&yyval, 0, sizeof yyval); + switch (yyn) + { +case 3: +#line 35 "quote_calc2.y" + { yyerrok ; } +break; +case 4: +#line 39 "quote_calc2.y" + { printf("%d\n",yystack.l_mark[0]);} +break; +case 5: +#line 41 "quote_calc2.y" + { regs[yystack.l_mark[-2]] = yystack.l_mark[0]; } +break; +case 6: +#line 45 "quote_calc2.y" + { yyval = yystack.l_mark[-1]; } +break; +case 7: +#line 47 "quote_calc2.y" + { yyval = yystack.l_mark[-2] + yystack.l_mark[0]; } +break; +case 8: +#line 49 "quote_calc2.y" + { yyval = yystack.l_mark[-2] - yystack.l_mark[0]; } +break; +case 9: +#line 51 "quote_calc2.y" + { yyval = yystack.l_mark[-2] * yystack.l_mark[0]; } +break; +case 10: +#line 53 "quote_calc2.y" + { yyval = yystack.l_mark[-2] / yystack.l_mark[0]; } +break; +case 11: +#line 55 "quote_calc2.y" + { yyval = yystack.l_mark[-2] % yystack.l_mark[0]; } +break; +case 12: +#line 57 "quote_calc2.y" + { yyval = yystack.l_mark[-2] & yystack.l_mark[0]; } +break; +case 13: +#line 59 "quote_calc2.y" + { yyval = yystack.l_mark[-2] | yystack.l_mark[0]; } +break; +case 14: +#line 61 "quote_calc2.y" + { yyval = - yystack.l_mark[0]; } +break; +case 15: +#line 63 "quote_calc2.y" + { yyval = regs[yystack.l_mark[0]]; } +break; +case 17: +#line 68 "quote_calc2.y" + { yyval = yystack.l_mark[0]; base = (yystack.l_mark[0]==0) ? 8 : 10; } +break; +case 18: +#line 70 "quote_calc2.y" + { yyval = base * yystack.l_mark[-1] + yystack.l_mark[0]; } +break; +#line 633 "quote_calc2.tab.c" + } + yystack.s_mark -= yym; + yystate = *yystack.s_mark; + yystack.l_mark -= yym; + yym = yylhs[yyn]; + if (yystate == 0 && yym == 0) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: after reduction, shifting from state 0 to\ + state %d\n", YYPREFIX, YYFINAL); +#endif + yystate = YYFINAL; + *++yystack.s_mark = YYFINAL; + *++yystack.l_mark = yyval; + if (yychar < 0) + { + if ((yychar = YYLEX) < 0) yychar = 0; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, reading %d (%s)\n", + YYPREFIX, YYFINAL, yychar, yys); + } +#endif + } + if (yychar == 0) goto yyaccept; + goto yyloop; + } + if ((yyn = yygindex[yym]) && (yyn += yystate) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yystate) + yystate = yytable[yyn]; + else + yystate = yydgoto[yym]; +#if YYDEBUG + if (yydebug) + printf("%sdebug: after reduction, shifting from state %d \ +to state %d\n", YYPREFIX, *yystack.s_mark, yystate); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + *++yystack.s_mark = (short) yystate; + *++yystack.l_mark = yyval; + goto yyloop; + +yyoverflow: + yyerror("yacc stack overflow"); + +yyabort: + yyfreestack(&yystack); + return (1); + +yyaccept: + yyfreestack(&yystack); + return (0); +} diff --git a/test/quote_calc2.tab.h b/test/quote_calc2.tab.h new file mode 100644 index 000000000000..498eff210dbe --- /dev/null +++ b/test/quote_calc2.tab.h @@ -0,0 +1,15 @@ +#define OP_ADD 257 +#define ADD 258 +#define OP_SUB 259 +#define SUB 260 +#define OP_MUL 261 +#define MUL 262 +#define OP_DIV 263 +#define DIV 264 +#define OP_MOD 265 +#define MOD 266 +#define OP_AND 267 +#define AND 268 +#define DIGIT 269 +#define LETTER 270 +#define UMINUS 271 diff --git a/test/quote_calc2.y b/test/quote_calc2.y new file mode 100644 index 000000000000..ab72a285fcb5 --- /dev/null +++ b/test/quote_calc2.y @@ -0,0 +1,112 @@ +%{ +# include +# include + +int regs[26]; +int base; + +int yylex(void); +static void yyerror(const char *s); + +%} + +%start list + +%token OP_ADD "ADD" +%token OP_SUB "SUB" +%token OP_MUL "MUL" +%token OP_DIV "DIV" +%token OP_MOD "MOD" +%token OP_AND "AND" + +%token DIGIT LETTER + +%left '|' +%left '&' +%left '+' '-' +%left '*' '/' '%' +%left UMINUS /* supplies precedence for unary minus */ + +%% /* beginning of rules section */ + +list : /* empty */ + | list stat '\n' + | list error '\n' + { yyerrok ; } + ; + +stat : expr + { printf("%d\n",$1);} + | LETTER '=' expr + { regs[$1] = $3; } + ; + +expr : '(' expr ')' + { $$ = $2; } + | expr "ADD" expr + { $$ = $1 + $3; } + | expr "SUB" expr + { $$ = $1 - $3; } + | expr "MUL" expr + { $$ = $1 * $3; } + | expr "DIV" expr + { $$ = $1 / $3; } + | expr "MOD" expr + { $$ = $1 % $3; } + | expr "AND" expr + { $$ = $1 & $3; } + | expr '|' expr + { $$ = $1 | $3; } + | "SUB" expr %prec UMINUS + { $$ = - $2; } + | LETTER + { $$ = regs[$1]; } + | number + ; + +number: DIGIT + { $$ = $1; base = ($1==0) ? 8 : 10; } + | number DIGIT + { $$ = base * $1 + $2; } + ; + +%% /* start of programs */ + +int +main (void) +{ + while(!feof(stdin)) { + yyparse(); + } + return 0; +} + +static void +yyerror(const char *s) +{ + fprintf(stderr, "%s\n", s); +} + +int +yylex(void) { + /* lexical analysis routine */ + /* returns LETTER for a lower case letter, yylval = 0 through 25 */ + /* return DIGIT for a digit, yylval = 0 through 9 */ + /* all other characters are returned immediately */ + + int c; + + while( (c=getchar()) == ' ' ) { /* skip blanks */ } + + /* c is now nonblank */ + + if( islower( c )) { + yylval = c - 'a'; + return ( LETTER ); + } + if( isdigit( c )) { + yylval = c - '0'; + return ( DIGIT ); + } + return( c ); +} diff --git a/test/quote_calc3-s.output b/test/quote_calc3-s.output new file mode 100644 index 000000000000..0306652bfaa1 --- /dev/null +++ b/test/quote_calc3-s.output @@ -0,0 +1,557 @@ + 0 $accept : list $end + + 1 list : + 2 | list stat '\n' + 3 | list error '\n' + + 4 stat : expr + 5 | LETTER '=' expr + + 6 expr : '(' expr ')' + 7 | expr OP_ADD expr + 8 | expr OP_SUB expr + 9 | expr OP_MUL expr + 10 | expr OP_DIV expr + 11 | expr OP_MOD expr + 12 | expr OP_AND expr + 13 | expr '|' expr + 14 | OP_SUB expr + 15 | LETTER + 16 | number + + 17 number : DIGIT + 18 | number DIGIT + +state 0 + $accept : . list $end (0) + list : . (1) + + . reduce 1 + + list goto 1 + + +state 1 + $accept : list . $end (0) + list : list . stat '\n' (2) + list : list . error '\n' (3) + + $end accept + error shift 2 + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 5 + '(' shift 6 + . error + + stat goto 7 + expr goto 8 + number goto 9 + + +state 2 + list : list error . '\n' (3) + + '\n' shift 10 + . error + + +state 3 + expr : OP_SUB . expr (14) + + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 12 + number goto 9 + + +state 4 + number : DIGIT . (17) + + . reduce 17 + + +state 5 + stat : LETTER . '=' expr (5) + expr : LETTER . (15) + + '=' shift 13 + OP_ADD reduce 15 + OP_SUB reduce 15 + OP_MUL reduce 15 + OP_DIV reduce 15 + OP_MOD reduce 15 + OP_AND reduce 15 + '|' reduce 15 + '\n' reduce 15 + + +state 6 + expr : '(' . expr ')' (6) + + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 14 + number goto 9 + + +state 7 + list : list stat . '\n' (2) + + '\n' shift 15 + . error + + +state 8 + stat : expr . (4) + expr : expr . OP_ADD expr (7) + expr : expr . OP_SUB expr (8) + expr : expr . OP_MUL expr (9) + expr : expr . OP_DIV expr (10) + expr : expr . OP_MOD expr (11) + expr : expr . OP_AND expr (12) + expr : expr . '|' expr (13) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' shift 22 + '\n' reduce 4 + + +state 9 + expr : number . (16) + number : number . DIGIT (18) + + DIGIT shift 23 + OP_ADD reduce 16 + OP_SUB reduce 16 + OP_MUL reduce 16 + OP_DIV reduce 16 + OP_MOD reduce 16 + OP_AND reduce 16 + '|' reduce 16 + '\n' reduce 16 + ')' reduce 16 + + +state 10 + list : list error '\n' . (3) + + . reduce 3 + + +state 11 + expr : LETTER . (15) + + . reduce 15 + + +12: shift/reduce conflict (shift 16, reduce 14) on OP_ADD +12: shift/reduce conflict (shift 17, reduce 14) on OP_SUB +12: shift/reduce conflict (shift 18, reduce 14) on OP_MUL +12: shift/reduce conflict (shift 19, reduce 14) on OP_DIV +12: shift/reduce conflict (shift 20, reduce 14) on OP_MOD +12: shift/reduce conflict (shift 21, reduce 14) on OP_AND +state 12 + expr : expr . OP_ADD expr (7) + expr : expr . OP_SUB expr (8) + expr : expr . OP_MUL expr (9) + expr : expr . OP_DIV expr (10) + expr : expr . OP_MOD expr (11) + expr : expr . OP_AND expr (12) + expr : expr . '|' expr (13) + expr : OP_SUB expr . (14) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' reduce 14 + '\n' reduce 14 + ')' reduce 14 + + +state 13 + stat : LETTER '=' . expr (5) + + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 24 + number goto 9 + + +state 14 + expr : '(' expr . ')' (6) + expr : expr . OP_ADD expr (7) + expr : expr . OP_SUB expr (8) + expr : expr . OP_MUL expr (9) + expr : expr . OP_DIV expr (10) + expr : expr . OP_MOD expr (11) + expr : expr . OP_AND expr (12) + expr : expr . '|' expr (13) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' shift 22 + ')' shift 25 + . error + + +state 15 + list : list stat '\n' . (2) + + . reduce 2 + + +state 16 + expr : expr OP_ADD . expr (7) + + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 26 + number goto 9 + + +state 17 + expr : expr OP_SUB . expr (8) + + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 27 + number goto 9 + + +state 18 + expr : expr OP_MUL . expr (9) + + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 28 + number goto 9 + + +state 19 + expr : expr OP_DIV . expr (10) + + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 29 + number goto 9 + + +state 20 + expr : expr OP_MOD . expr (11) + + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 30 + number goto 9 + + +state 21 + expr : expr OP_AND . expr (12) + + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 31 + number goto 9 + + +state 22 + expr : expr '|' . expr (13) + + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 32 + number goto 9 + + +state 23 + number : number DIGIT . (18) + + . reduce 18 + + +state 24 + stat : LETTER '=' expr . (5) + expr : expr . OP_ADD expr (7) + expr : expr . OP_SUB expr (8) + expr : expr . OP_MUL expr (9) + expr : expr . OP_DIV expr (10) + expr : expr . OP_MOD expr (11) + expr : expr . OP_AND expr (12) + expr : expr . '|' expr (13) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' shift 22 + '\n' reduce 5 + + +state 25 + expr : '(' expr ')' . (6) + + . reduce 6 + + +26: shift/reduce conflict (shift 16, reduce 7) on OP_ADD +26: shift/reduce conflict (shift 17, reduce 7) on OP_SUB +26: shift/reduce conflict (shift 18, reduce 7) on OP_MUL +26: shift/reduce conflict (shift 19, reduce 7) on OP_DIV +26: shift/reduce conflict (shift 20, reduce 7) on OP_MOD +26: shift/reduce conflict (shift 21, reduce 7) on OP_AND +26: shift/reduce conflict (shift 22, reduce 7) on '|' +state 26 + expr : expr . OP_ADD expr (7) + expr : expr OP_ADD expr . (7) + expr : expr . OP_SUB expr (8) + expr : expr . OP_MUL expr (9) + expr : expr . OP_DIV expr (10) + expr : expr . OP_MOD expr (11) + expr : expr . OP_AND expr (12) + expr : expr . '|' expr (13) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' shift 22 + '\n' reduce 7 + ')' reduce 7 + + +27: shift/reduce conflict (shift 16, reduce 8) on OP_ADD +27: shift/reduce conflict (shift 17, reduce 8) on OP_SUB +27: shift/reduce conflict (shift 18, reduce 8) on OP_MUL +27: shift/reduce conflict (shift 19, reduce 8) on OP_DIV +27: shift/reduce conflict (shift 20, reduce 8) on OP_MOD +27: shift/reduce conflict (shift 21, reduce 8) on OP_AND +27: shift/reduce conflict (shift 22, reduce 8) on '|' +state 27 + expr : expr . OP_ADD expr (7) + expr : expr . OP_SUB expr (8) + expr : expr OP_SUB expr . (8) + expr : expr . OP_MUL expr (9) + expr : expr . OP_DIV expr (10) + expr : expr . OP_MOD expr (11) + expr : expr . OP_AND expr (12) + expr : expr . '|' expr (13) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' shift 22 + '\n' reduce 8 + ')' reduce 8 + + +28: shift/reduce conflict (shift 16, reduce 9) on OP_ADD +28: shift/reduce conflict (shift 17, reduce 9) on OP_SUB +28: shift/reduce conflict (shift 18, reduce 9) on OP_MUL +28: shift/reduce conflict (shift 19, reduce 9) on OP_DIV +28: shift/reduce conflict (shift 20, reduce 9) on OP_MOD +28: shift/reduce conflict (shift 21, reduce 9) on OP_AND +28: shift/reduce conflict (shift 22, reduce 9) on '|' +state 28 + expr : expr . OP_ADD expr (7) + expr : expr . OP_SUB expr (8) + expr : expr . OP_MUL expr (9) + expr : expr OP_MUL expr . (9) + expr : expr . OP_DIV expr (10) + expr : expr . OP_MOD expr (11) + expr : expr . OP_AND expr (12) + expr : expr . '|' expr (13) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' shift 22 + '\n' reduce 9 + ')' reduce 9 + + +29: shift/reduce conflict (shift 16, reduce 10) on OP_ADD +29: shift/reduce conflict (shift 17, reduce 10) on OP_SUB +29: shift/reduce conflict (shift 18, reduce 10) on OP_MUL +29: shift/reduce conflict (shift 19, reduce 10) on OP_DIV +29: shift/reduce conflict (shift 20, reduce 10) on OP_MOD +29: shift/reduce conflict (shift 21, reduce 10) on OP_AND +29: shift/reduce conflict (shift 22, reduce 10) on '|' +state 29 + expr : expr . OP_ADD expr (7) + expr : expr . OP_SUB expr (8) + expr : expr . OP_MUL expr (9) + expr : expr . OP_DIV expr (10) + expr : expr OP_DIV expr . (10) + expr : expr . OP_MOD expr (11) + expr : expr . OP_AND expr (12) + expr : expr . '|' expr (13) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' shift 22 + '\n' reduce 10 + ')' reduce 10 + + +30: shift/reduce conflict (shift 16, reduce 11) on OP_ADD +30: shift/reduce conflict (shift 17, reduce 11) on OP_SUB +30: shift/reduce conflict (shift 18, reduce 11) on OP_MUL +30: shift/reduce conflict (shift 19, reduce 11) on OP_DIV +30: shift/reduce conflict (shift 20, reduce 11) on OP_MOD +30: shift/reduce conflict (shift 21, reduce 11) on OP_AND +30: shift/reduce conflict (shift 22, reduce 11) on '|' +state 30 + expr : expr . OP_ADD expr (7) + expr : expr . OP_SUB expr (8) + expr : expr . OP_MUL expr (9) + expr : expr . OP_DIV expr (10) + expr : expr . OP_MOD expr (11) + expr : expr OP_MOD expr . (11) + expr : expr . OP_AND expr (12) + expr : expr . '|' expr (13) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' shift 22 + '\n' reduce 11 + ')' reduce 11 + + +31: shift/reduce conflict (shift 16, reduce 12) on OP_ADD +31: shift/reduce conflict (shift 17, reduce 12) on OP_SUB +31: shift/reduce conflict (shift 18, reduce 12) on OP_MUL +31: shift/reduce conflict (shift 19, reduce 12) on OP_DIV +31: shift/reduce conflict (shift 20, reduce 12) on OP_MOD +31: shift/reduce conflict (shift 21, reduce 12) on OP_AND +31: shift/reduce conflict (shift 22, reduce 12) on '|' +state 31 + expr : expr . OP_ADD expr (7) + expr : expr . OP_SUB expr (8) + expr : expr . OP_MUL expr (9) + expr : expr . OP_DIV expr (10) + expr : expr . OP_MOD expr (11) + expr : expr . OP_AND expr (12) + expr : expr OP_AND expr . (12) + expr : expr . '|' expr (13) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' shift 22 + '\n' reduce 12 + ')' reduce 12 + + +32: shift/reduce conflict (shift 16, reduce 13) on OP_ADD +32: shift/reduce conflict (shift 17, reduce 13) on OP_SUB +32: shift/reduce conflict (shift 18, reduce 13) on OP_MUL +32: shift/reduce conflict (shift 19, reduce 13) on OP_DIV +32: shift/reduce conflict (shift 20, reduce 13) on OP_MOD +32: shift/reduce conflict (shift 21, reduce 13) on OP_AND +state 32 + expr : expr . OP_ADD expr (7) + expr : expr . OP_SUB expr (8) + expr : expr . OP_MUL expr (9) + expr : expr . OP_DIV expr (10) + expr : expr . OP_MOD expr (11) + expr : expr . OP_AND expr (12) + expr : expr . '|' expr (13) + expr : expr '|' expr . (13) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' reduce 13 + '\n' reduce 13 + ')' reduce 13 + + +State 12 contains 6 shift/reduce conflicts. +State 26 contains 7 shift/reduce conflicts. +State 27 contains 7 shift/reduce conflicts. +State 28 contains 7 shift/reduce conflicts. +State 29 contains 7 shift/reduce conflicts. +State 30 contains 7 shift/reduce conflicts. +State 31 contains 7 shift/reduce conflicts. +State 32 contains 6 shift/reduce conflicts. + + +28 terminals, 5 nonterminals +19 grammar rules, 33 states diff --git a/test/quote_calc3-s.tab.c b/test/quote_calc3-s.tab.c new file mode 100644 index 000000000000..0953fbb623c1 --- /dev/null +++ b/test/quote_calc3-s.tab.c @@ -0,0 +1,688 @@ +#ifndef lint +static const char yysccsid[] = "@(#)yaccpar 1.9 (Berkeley) 02/21/93"; +#endif + +#define YYBYACC 1 +#define YYMAJOR 1 +#define YYMINOR 9 + +#define YYEMPTY (-1) +#define yyclearin (yychar = YYEMPTY) +#define yyerrok (yyerrflag = 0) +#define YYRECOVERING() (yyerrflag != 0) + + +#ifndef yyparse +#define yyparse quote_calc3_parse +#endif /* yyparse */ + +#ifndef yylex +#define yylex quote_calc3_lex +#endif /* yylex */ + +#ifndef yyerror +#define yyerror quote_calc3_error +#endif /* yyerror */ + +#ifndef yychar +#define yychar quote_calc3_char +#endif /* yychar */ + +#ifndef yyval +#define yyval quote_calc3_val +#endif /* yyval */ + +#ifndef yylval +#define yylval quote_calc3_lval +#endif /* yylval */ + +#ifndef yydebug +#define yydebug quote_calc3_debug +#endif /* yydebug */ + +#ifndef yynerrs +#define yynerrs quote_calc3_nerrs +#endif /* yynerrs */ + +#ifndef yyerrflag +#define yyerrflag quote_calc3_errflag +#endif /* yyerrflag */ + +#ifndef yylhs +#define yylhs quote_calc3_lhs +#endif /* yylhs */ + +#ifndef yylen +#define yylen quote_calc3_len +#endif /* yylen */ + +#ifndef yydefred +#define yydefred quote_calc3_defred +#endif /* yydefred */ + +#ifndef yydgoto +#define yydgoto quote_calc3_dgoto +#endif /* yydgoto */ + +#ifndef yysindex +#define yysindex quote_calc3_sindex +#endif /* yysindex */ + +#ifndef yyrindex +#define yyrindex quote_calc3_rindex +#endif /* yyrindex */ + +#ifndef yygindex +#define yygindex quote_calc3_gindex +#endif /* yygindex */ + +#ifndef yytable +#define yytable quote_calc3_table +#endif /* yytable */ + +#ifndef yycheck +#define yycheck quote_calc3_check +#endif /* yycheck */ + +#ifndef yyname +#define yyname quote_calc3_name +#endif /* yyname */ + +#ifndef yyrule +#define yyrule quote_calc3_rule +#endif /* yyrule */ +#define YYPREFIX "quote_calc3_" + +#define YYPURE 0 + +#line 2 "quote_calc3.y" +# include +# include + +int regs[26]; +int base; + +int yylex(void); +static void yyerror(const char *s); + +#line 109 "quote_calc3-s.tab.c" + +#ifndef YYSTYPE +typedef int YYSTYPE; +#endif + +/* compatibility with bison */ +#ifdef YYPARSE_PARAM +/* compatibility with FreeBSD */ +# ifdef YYPARSE_PARAM_TYPE +# define YYPARSE_DECL() yyparse(YYPARSE_PARAM_TYPE YYPARSE_PARAM) +# else +# define YYPARSE_DECL() yyparse(void *YYPARSE_PARAM) +# endif +#else +# define YYPARSE_DECL() yyparse(void) +#endif + +/* Parameters sent to lex. */ +#ifdef YYLEX_PARAM +# define YYLEX_DECL() yylex(void *YYLEX_PARAM) +# define YYLEX yylex(YYLEX_PARAM) +#else +# define YYLEX_DECL() yylex(void) +# define YYLEX yylex() +#endif + +/* Parameters sent to yyerror. */ +#ifndef YYERROR_DECL +#define YYERROR_DECL() yyerror(const char *s) +#endif +#ifndef YYERROR_CALL +#define YYERROR_CALL(msg) yyerror(msg) +#endif + +extern int YYPARSE_DECL(); + +#define OP_ADD 257 +#define OP_SUB 259 +#define OP_MUL 261 +#define OP_DIV 263 +#define OP_MOD 265 +#define OP_AND 267 +#define DIGIT 269 +#define LETTER 270 +#define UMINUS 271 +#define YYERRCODE 256 +static const short quote_calc3_lhs[] = { -1, + 0, 0, 0, 1, 1, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 3, 3, +}; +static const short quote_calc3_len[] = { 2, + 0, 3, 3, 1, 3, 3, 3, 3, 3, 3, + 3, 3, 3, 2, 1, 1, 1, 2, +}; +static const short quote_calc3_defred[] = { 1, + 0, 0, 0, 17, 0, 0, 0, 0, 0, 3, + 15, 0, 0, 0, 2, 0, 0, 0, 0, 0, + 0, 0, 18, 0, 6, 0, 0, 0, 0, 0, + 0, 0, +}; +static const short quote_calc3_dgoto[] = { 1, + 7, 8, 9, +}; +static const short quote_calc3_sindex[] = { 0, + -38, 5, -36, 0, -51, -36, 7, -121, -248, 0, + 0, -243, -36, -22, 0, -36, -36, -36, -36, -36, + -36, -36, 0, -121, 0, -121, -121, -121, -121, -121, + -121, -243, +}; +static const short quote_calc3_rindex[] = { 0, + 0, 0, 0, 0, -9, 0, 0, 13, -10, 0, + 0, -5, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 15, 0, -3, -2, -1, 1, 2, + 3, -4, +}; +static const short quote_calc3_gindex[] = { 0, + 0, 42, 0, +}; +#define YYTABLESIZE 258 +static const short quote_calc3_table[] = { 16, + 15, 6, 22, 6, 14, 13, 7, 8, 9, 13, + 10, 11, 12, 16, 10, 17, 15, 18, 25, 19, + 23, 20, 4, 21, 5, 0, 0, 0, 0, 0, + 16, 0, 0, 0, 0, 14, 13, 7, 8, 9, + 0, 10, 11, 12, 12, 0, 0, 14, 0, 0, + 0, 0, 0, 0, 24, 0, 0, 26, 27, 28, + 29, 30, 31, 32, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 22, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 16, 15, 0, 0, 0, 14, 13, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 16, 0, 17, 0, 18, + 0, 19, 0, 20, 0, 21, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, + 3, 0, 3, 0, 0, 0, 0, 0, 0, 0, + 4, 5, 4, 11, 16, 0, 17, 0, 18, 0, + 19, 0, 20, 0, 21, 0, 16, 15, 16, 15, + 16, 15, 16, 15, 16, 15, 16, 15, +}; +static const short quote_calc3_check[] = { 10, + 10, 40, 124, 40, 10, 10, 10, 10, 10, 61, + 10, 10, 10, 257, 10, 259, 10, 261, 41, 263, + 269, 265, 10, 267, 10, -1, -1, -1, -1, -1, + 41, -1, -1, -1, -1, 41, 41, 41, 41, 41, + -1, 41, 41, 41, 3, -1, -1, 6, -1, -1, + -1, -1, -1, -1, 13, -1, -1, 16, 17, 18, + 19, 20, 21, 22, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, 124, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, 124, 124, -1, -1, -1, 124, 124, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, 257, -1, 259, -1, 261, + -1, 263, -1, 265, -1, 267, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, 256, -1, -1, + 259, -1, 259, -1, -1, -1, -1, -1, -1, -1, + 269, 270, 269, 270, 257, -1, 259, -1, 261, -1, + 263, -1, 265, -1, 267, -1, 257, 257, 259, 259, + 261, 261, 263, 263, 265, 265, 267, 267, +}; +#define YYFINAL 1 +#ifndef YYDEBUG +#define YYDEBUG 0 +#endif +#define YYMAXTOKEN 271 +#if YYDEBUG +static const char *yyname[] = { + +"end-of-file",0,0,0,0,0,0,0,0,0,"'\\n'",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,"'%'","'&'",0,"'('","')'","'*'","'+'",0,"'-'",0,"'/'",0,0,0,0,0,0,0, +0,0,0,0,0,0,"'='",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"'|'",0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,"OP_ADD","\"ADD-operator\"","OP_SUB","\"SUB-operator\"","OP_MUL", +"\"MUL-operator\"","OP_DIV","\"DIV-operator\"","OP_MOD","\"MOD-operator\"", +"OP_AND","\"AND-operator\"","DIGIT","LETTER","UMINUS", +}; +static const char *yyrule[] = { +"$accept : list", +"list :", +"list : list stat '\\n'", +"list : list error '\\n'", +"stat : expr", +"stat : LETTER '=' expr", +"expr : '(' expr ')'", +"expr : expr OP_ADD expr", +"expr : expr OP_SUB expr", +"expr : expr OP_MUL expr", +"expr : expr OP_DIV expr", +"expr : expr OP_MOD expr", +"expr : expr OP_AND expr", +"expr : expr '|' expr", +"expr : OP_SUB expr", +"expr : LETTER", +"expr : number", +"number : DIGIT", +"number : number DIGIT", + +}; +#endif + +int yydebug; +int yynerrs; + +int yyerrflag; +int yychar; +YYSTYPE yyval; +YYSTYPE yylval; + +/* define the initial stack-sizes */ +#ifdef YYSTACKSIZE +#undef YYMAXDEPTH +#define YYMAXDEPTH YYSTACKSIZE +#else +#ifdef YYMAXDEPTH +#define YYSTACKSIZE YYMAXDEPTH +#else +#define YYSTACKSIZE 500 +#define YYMAXDEPTH 500 +#endif +#endif + +#define YYINITSTACKSIZE 500 + +typedef struct { + unsigned stacksize; + short *s_base; + short *s_mark; + short *s_last; + YYSTYPE *l_base; + YYSTYPE *l_mark; +} YYSTACKDATA; +/* variables for the parser stack */ +static YYSTACKDATA yystack; +#line 73 "quote_calc3.y" + /* start of programs */ + +int +main (void) +{ + while(!feof(stdin)) { + yyparse(); + } + return 0; +} + +static void +yyerror(const char *s) +{ + fprintf(stderr, "%s\n", s); +} + +int +yylex(void) { + /* lexical analysis routine */ + /* returns LETTER for a lower case letter, yylval = 0 through 25 */ + /* return DIGIT for a digit, yylval = 0 through 9 */ + /* all other characters are returned immediately */ + + int c; + + while( (c=getchar()) == ' ' ) { /* skip blanks */ } + + /* c is now nonblank */ + + if( islower( c )) { + yylval = c - 'a'; + return ( LETTER ); + } + if( isdigit( c )) { + yylval = c - '0'; + return ( DIGIT ); + } + return( c ); +} +#line 362 "quote_calc3-s.tab.c" + +#if YYDEBUG +#include /* needed for printf */ +#endif + +#include /* needed for malloc, etc */ +#include /* needed for memset */ + +/* allocate initial stack or double stack size, up to YYMAXDEPTH */ +static int yygrowstack(YYSTACKDATA *data) +{ + int i; + unsigned newsize; + short *newss; + YYSTYPE *newvs; + + if ((newsize = data->stacksize) == 0) + newsize = YYINITSTACKSIZE; + else if (newsize >= YYMAXDEPTH) + return -1; + else if ((newsize *= 2) > YYMAXDEPTH) + newsize = YYMAXDEPTH; + + i = data->s_mark - data->s_base; + newss = (short *)realloc(data->s_base, newsize * sizeof(*newss)); + if (newss == 0) + return -1; + + data->s_base = newss; + data->s_mark = newss + i; + + newvs = (YYSTYPE *)realloc(data->l_base, newsize * sizeof(*newvs)); + if (newvs == 0) + return -1; + + data->l_base = newvs; + data->l_mark = newvs + i; + + data->stacksize = newsize; + data->s_last = data->s_base + newsize - 1; + return 0; +} + +#if YYPURE || defined(YY_NO_LEAKS) +static void yyfreestack(YYSTACKDATA *data) +{ + free(data->s_base); + free(data->l_base); + memset(data, 0, sizeof(*data)); +} +#else +#define yyfreestack(data) /* nothing */ +#endif + +#define YYABORT goto yyabort +#define YYREJECT goto yyabort +#define YYACCEPT goto yyaccept +#define YYERROR goto yyerrlab + +int +YYPARSE_DECL() +{ + int yym, yyn, yystate; +#if YYDEBUG + const char *yys; + + if ((yys = getenv("YYDEBUG")) != 0) + { + yyn = *yys; + if (yyn >= '0' && yyn <= '9') + yydebug = yyn - '0'; + } +#endif + + yynerrs = 0; + yyerrflag = 0; + yychar = YYEMPTY; + yystate = 0; + +#if YYPURE + memset(&yystack, 0, sizeof(yystack)); +#endif + + if (yystack.s_base == NULL && yygrowstack(&yystack)) goto yyoverflow; + yystack.s_mark = yystack.s_base; + yystack.l_mark = yystack.l_base; + yystate = 0; + *yystack.s_mark = 0; + +yyloop: + if ((yyn = yydefred[yystate]) != 0) goto yyreduce; + if (yychar < 0) + { + if ((yychar = YYLEX) < 0) yychar = 0; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, reading %d (%s)\n", + YYPREFIX, yystate, yychar, yys); + } +#endif + } + if ((yyn = yysindex[yystate]) && (yyn += yychar) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yychar) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, shifting to state %d\n", + YYPREFIX, yystate, yytable[yyn]); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + yystate = yytable[yyn]; + *++yystack.s_mark = yytable[yyn]; + *++yystack.l_mark = yylval; + yychar = YYEMPTY; + if (yyerrflag > 0) --yyerrflag; + goto yyloop; + } + if ((yyn = yyrindex[yystate]) && (yyn += yychar) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yychar) + { + yyn = yytable[yyn]; + goto yyreduce; + } + if (yyerrflag) goto yyinrecovery; + + yyerror("syntax error"); + + goto yyerrlab; + +yyerrlab: + ++yynerrs; + +yyinrecovery: + if (yyerrflag < 3) + { + yyerrflag = 3; + for (;;) + { + if ((yyn = yysindex[*yystack.s_mark]) && (yyn += YYERRCODE) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == YYERRCODE) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, error recovery shifting\ + to state %d\n", YYPREFIX, *yystack.s_mark, yytable[yyn]); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + yystate = yytable[yyn]; + *++yystack.s_mark = yytable[yyn]; + *++yystack.l_mark = yylval; + goto yyloop; + } + else + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: error recovery discarding state %d\n", + YYPREFIX, *yystack.s_mark); +#endif + if (yystack.s_mark <= yystack.s_base) goto yyabort; + --yystack.s_mark; + --yystack.l_mark; + } + } + } + else + { + if (yychar == 0) goto yyabort; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, error recovery discards token %d (%s)\n", + YYPREFIX, yystate, yychar, yys); + } +#endif + yychar = YYEMPTY; + goto yyloop; + } + +yyreduce: +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, reducing by rule %d (%s)\n", + YYPREFIX, yystate, yyn, yyrule[yyn]); +#endif + yym = yylen[yyn]; + if (yym) + yyval = yystack.l_mark[1-yym]; + else + memset(&yyval, 0, sizeof yyval); + switch (yyn) + { +case 3: +#line 35 "quote_calc3.y" + { yyerrok ; } +break; +case 4: +#line 39 "quote_calc3.y" + { printf("%d\n",yystack.l_mark[0]);} +break; +case 5: +#line 41 "quote_calc3.y" + { regs[yystack.l_mark[-2]] = yystack.l_mark[0]; } +break; +case 6: +#line 45 "quote_calc3.y" + { yyval = yystack.l_mark[-1]; } +break; +case 7: +#line 47 "quote_calc3.y" + { yyval = yystack.l_mark[-2] + yystack.l_mark[0]; } +break; +case 8: +#line 49 "quote_calc3.y" + { yyval = yystack.l_mark[-2] - yystack.l_mark[0]; } +break; +case 9: +#line 51 "quote_calc3.y" + { yyval = yystack.l_mark[-2] * yystack.l_mark[0]; } +break; +case 10: +#line 53 "quote_calc3.y" + { yyval = yystack.l_mark[-2] / yystack.l_mark[0]; } +break; +case 11: +#line 55 "quote_calc3.y" + { yyval = yystack.l_mark[-2] % yystack.l_mark[0]; } +break; +case 12: +#line 57 "quote_calc3.y" + { yyval = yystack.l_mark[-2] & yystack.l_mark[0]; } +break; +case 13: +#line 59 "quote_calc3.y" + { yyval = yystack.l_mark[-2] | yystack.l_mark[0]; } +break; +case 14: +#line 61 "quote_calc3.y" + { yyval = - yystack.l_mark[0]; } +break; +case 15: +#line 63 "quote_calc3.y" + { yyval = regs[yystack.l_mark[0]]; } +break; +case 17: +#line 68 "quote_calc3.y" + { yyval = yystack.l_mark[0]; base = (yystack.l_mark[0]==0) ? 8 : 10; } +break; +case 18: +#line 70 "quote_calc3.y" + { yyval = base * yystack.l_mark[-1] + yystack.l_mark[0]; } +break; +#line 628 "quote_calc3-s.tab.c" + } + yystack.s_mark -= yym; + yystate = *yystack.s_mark; + yystack.l_mark -= yym; + yym = yylhs[yyn]; + if (yystate == 0 && yym == 0) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: after reduction, shifting from state 0 to\ + state %d\n", YYPREFIX, YYFINAL); +#endif + yystate = YYFINAL; + *++yystack.s_mark = YYFINAL; + *++yystack.l_mark = yyval; + if (yychar < 0) + { + if ((yychar = YYLEX) < 0) yychar = 0; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, reading %d (%s)\n", + YYPREFIX, YYFINAL, yychar, yys); + } +#endif + } + if (yychar == 0) goto yyaccept; + goto yyloop; + } + if ((yyn = yygindex[yym]) && (yyn += yystate) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yystate) + yystate = yytable[yyn]; + else + yystate = yydgoto[yym]; +#if YYDEBUG + if (yydebug) + printf("%sdebug: after reduction, shifting from state %d \ +to state %d\n", YYPREFIX, *yystack.s_mark, yystate); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + *++yystack.s_mark = (short) yystate; + *++yystack.l_mark = yyval; + goto yyloop; + +yyoverflow: + yyerror("yacc stack overflow"); + +yyabort: + yyfreestack(&yystack); + return (1); + +yyaccept: + yyfreestack(&yystack); + return (0); +} diff --git a/test/quote_calc3-s.tab.h b/test/quote_calc3-s.tab.h new file mode 100644 index 000000000000..1a4657903411 --- /dev/null +++ b/test/quote_calc3-s.tab.h @@ -0,0 +1,9 @@ +#define OP_ADD 257 +#define OP_SUB 259 +#define OP_MUL 261 +#define OP_DIV 263 +#define OP_MOD 265 +#define OP_AND 267 +#define DIGIT 269 +#define LETTER 270 +#define UMINUS 271 diff --git a/test/quote_calc3.output b/test/quote_calc3.output new file mode 100644 index 000000000000..0306652bfaa1 --- /dev/null +++ b/test/quote_calc3.output @@ -0,0 +1,557 @@ + 0 $accept : list $end + + 1 list : + 2 | list stat '\n' + 3 | list error '\n' + + 4 stat : expr + 5 | LETTER '=' expr + + 6 expr : '(' expr ')' + 7 | expr OP_ADD expr + 8 | expr OP_SUB expr + 9 | expr OP_MUL expr + 10 | expr OP_DIV expr + 11 | expr OP_MOD expr + 12 | expr OP_AND expr + 13 | expr '|' expr + 14 | OP_SUB expr + 15 | LETTER + 16 | number + + 17 number : DIGIT + 18 | number DIGIT + +state 0 + $accept : . list $end (0) + list : . (1) + + . reduce 1 + + list goto 1 + + +state 1 + $accept : list . $end (0) + list : list . stat '\n' (2) + list : list . error '\n' (3) + + $end accept + error shift 2 + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 5 + '(' shift 6 + . error + + stat goto 7 + expr goto 8 + number goto 9 + + +state 2 + list : list error . '\n' (3) + + '\n' shift 10 + . error + + +state 3 + expr : OP_SUB . expr (14) + + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 12 + number goto 9 + + +state 4 + number : DIGIT . (17) + + . reduce 17 + + +state 5 + stat : LETTER . '=' expr (5) + expr : LETTER . (15) + + '=' shift 13 + OP_ADD reduce 15 + OP_SUB reduce 15 + OP_MUL reduce 15 + OP_DIV reduce 15 + OP_MOD reduce 15 + OP_AND reduce 15 + '|' reduce 15 + '\n' reduce 15 + + +state 6 + expr : '(' . expr ')' (6) + + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 14 + number goto 9 + + +state 7 + list : list stat . '\n' (2) + + '\n' shift 15 + . error + + +state 8 + stat : expr . (4) + expr : expr . OP_ADD expr (7) + expr : expr . OP_SUB expr (8) + expr : expr . OP_MUL expr (9) + expr : expr . OP_DIV expr (10) + expr : expr . OP_MOD expr (11) + expr : expr . OP_AND expr (12) + expr : expr . '|' expr (13) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' shift 22 + '\n' reduce 4 + + +state 9 + expr : number . (16) + number : number . DIGIT (18) + + DIGIT shift 23 + OP_ADD reduce 16 + OP_SUB reduce 16 + OP_MUL reduce 16 + OP_DIV reduce 16 + OP_MOD reduce 16 + OP_AND reduce 16 + '|' reduce 16 + '\n' reduce 16 + ')' reduce 16 + + +state 10 + list : list error '\n' . (3) + + . reduce 3 + + +state 11 + expr : LETTER . (15) + + . reduce 15 + + +12: shift/reduce conflict (shift 16, reduce 14) on OP_ADD +12: shift/reduce conflict (shift 17, reduce 14) on OP_SUB +12: shift/reduce conflict (shift 18, reduce 14) on OP_MUL +12: shift/reduce conflict (shift 19, reduce 14) on OP_DIV +12: shift/reduce conflict (shift 20, reduce 14) on OP_MOD +12: shift/reduce conflict (shift 21, reduce 14) on OP_AND +state 12 + expr : expr . OP_ADD expr (7) + expr : expr . OP_SUB expr (8) + expr : expr . OP_MUL expr (9) + expr : expr . OP_DIV expr (10) + expr : expr . OP_MOD expr (11) + expr : expr . OP_AND expr (12) + expr : expr . '|' expr (13) + expr : OP_SUB expr . (14) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' reduce 14 + '\n' reduce 14 + ')' reduce 14 + + +state 13 + stat : LETTER '=' . expr (5) + + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 24 + number goto 9 + + +state 14 + expr : '(' expr . ')' (6) + expr : expr . OP_ADD expr (7) + expr : expr . OP_SUB expr (8) + expr : expr . OP_MUL expr (9) + expr : expr . OP_DIV expr (10) + expr : expr . OP_MOD expr (11) + expr : expr . OP_AND expr (12) + expr : expr . '|' expr (13) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' shift 22 + ')' shift 25 + . error + + +state 15 + list : list stat '\n' . (2) + + . reduce 2 + + +state 16 + expr : expr OP_ADD . expr (7) + + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 26 + number goto 9 + + +state 17 + expr : expr OP_SUB . expr (8) + + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 27 + number goto 9 + + +state 18 + expr : expr OP_MUL . expr (9) + + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 28 + number goto 9 + + +state 19 + expr : expr OP_DIV . expr (10) + + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 29 + number goto 9 + + +state 20 + expr : expr OP_MOD . expr (11) + + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 30 + number goto 9 + + +state 21 + expr : expr OP_AND . expr (12) + + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 31 + number goto 9 + + +state 22 + expr : expr '|' . expr (13) + + OP_SUB shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 32 + number goto 9 + + +state 23 + number : number DIGIT . (18) + + . reduce 18 + + +state 24 + stat : LETTER '=' expr . (5) + expr : expr . OP_ADD expr (7) + expr : expr . OP_SUB expr (8) + expr : expr . OP_MUL expr (9) + expr : expr . OP_DIV expr (10) + expr : expr . OP_MOD expr (11) + expr : expr . OP_AND expr (12) + expr : expr . '|' expr (13) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' shift 22 + '\n' reduce 5 + + +state 25 + expr : '(' expr ')' . (6) + + . reduce 6 + + +26: shift/reduce conflict (shift 16, reduce 7) on OP_ADD +26: shift/reduce conflict (shift 17, reduce 7) on OP_SUB +26: shift/reduce conflict (shift 18, reduce 7) on OP_MUL +26: shift/reduce conflict (shift 19, reduce 7) on OP_DIV +26: shift/reduce conflict (shift 20, reduce 7) on OP_MOD +26: shift/reduce conflict (shift 21, reduce 7) on OP_AND +26: shift/reduce conflict (shift 22, reduce 7) on '|' +state 26 + expr : expr . OP_ADD expr (7) + expr : expr OP_ADD expr . (7) + expr : expr . OP_SUB expr (8) + expr : expr . OP_MUL expr (9) + expr : expr . OP_DIV expr (10) + expr : expr . OP_MOD expr (11) + expr : expr . OP_AND expr (12) + expr : expr . '|' expr (13) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' shift 22 + '\n' reduce 7 + ')' reduce 7 + + +27: shift/reduce conflict (shift 16, reduce 8) on OP_ADD +27: shift/reduce conflict (shift 17, reduce 8) on OP_SUB +27: shift/reduce conflict (shift 18, reduce 8) on OP_MUL +27: shift/reduce conflict (shift 19, reduce 8) on OP_DIV +27: shift/reduce conflict (shift 20, reduce 8) on OP_MOD +27: shift/reduce conflict (shift 21, reduce 8) on OP_AND +27: shift/reduce conflict (shift 22, reduce 8) on '|' +state 27 + expr : expr . OP_ADD expr (7) + expr : expr . OP_SUB expr (8) + expr : expr OP_SUB expr . (8) + expr : expr . OP_MUL expr (9) + expr : expr . OP_DIV expr (10) + expr : expr . OP_MOD expr (11) + expr : expr . OP_AND expr (12) + expr : expr . '|' expr (13) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' shift 22 + '\n' reduce 8 + ')' reduce 8 + + +28: shift/reduce conflict (shift 16, reduce 9) on OP_ADD +28: shift/reduce conflict (shift 17, reduce 9) on OP_SUB +28: shift/reduce conflict (shift 18, reduce 9) on OP_MUL +28: shift/reduce conflict (shift 19, reduce 9) on OP_DIV +28: shift/reduce conflict (shift 20, reduce 9) on OP_MOD +28: shift/reduce conflict (shift 21, reduce 9) on OP_AND +28: shift/reduce conflict (shift 22, reduce 9) on '|' +state 28 + expr : expr . OP_ADD expr (7) + expr : expr . OP_SUB expr (8) + expr : expr . OP_MUL expr (9) + expr : expr OP_MUL expr . (9) + expr : expr . OP_DIV expr (10) + expr : expr . OP_MOD expr (11) + expr : expr . OP_AND expr (12) + expr : expr . '|' expr (13) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' shift 22 + '\n' reduce 9 + ')' reduce 9 + + +29: shift/reduce conflict (shift 16, reduce 10) on OP_ADD +29: shift/reduce conflict (shift 17, reduce 10) on OP_SUB +29: shift/reduce conflict (shift 18, reduce 10) on OP_MUL +29: shift/reduce conflict (shift 19, reduce 10) on OP_DIV +29: shift/reduce conflict (shift 20, reduce 10) on OP_MOD +29: shift/reduce conflict (shift 21, reduce 10) on OP_AND +29: shift/reduce conflict (shift 22, reduce 10) on '|' +state 29 + expr : expr . OP_ADD expr (7) + expr : expr . OP_SUB expr (8) + expr : expr . OP_MUL expr (9) + expr : expr . OP_DIV expr (10) + expr : expr OP_DIV expr . (10) + expr : expr . OP_MOD expr (11) + expr : expr . OP_AND expr (12) + expr : expr . '|' expr (13) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' shift 22 + '\n' reduce 10 + ')' reduce 10 + + +30: shift/reduce conflict (shift 16, reduce 11) on OP_ADD +30: shift/reduce conflict (shift 17, reduce 11) on OP_SUB +30: shift/reduce conflict (shift 18, reduce 11) on OP_MUL +30: shift/reduce conflict (shift 19, reduce 11) on OP_DIV +30: shift/reduce conflict (shift 20, reduce 11) on OP_MOD +30: shift/reduce conflict (shift 21, reduce 11) on OP_AND +30: shift/reduce conflict (shift 22, reduce 11) on '|' +state 30 + expr : expr . OP_ADD expr (7) + expr : expr . OP_SUB expr (8) + expr : expr . OP_MUL expr (9) + expr : expr . OP_DIV expr (10) + expr : expr . OP_MOD expr (11) + expr : expr OP_MOD expr . (11) + expr : expr . OP_AND expr (12) + expr : expr . '|' expr (13) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' shift 22 + '\n' reduce 11 + ')' reduce 11 + + +31: shift/reduce conflict (shift 16, reduce 12) on OP_ADD +31: shift/reduce conflict (shift 17, reduce 12) on OP_SUB +31: shift/reduce conflict (shift 18, reduce 12) on OP_MUL +31: shift/reduce conflict (shift 19, reduce 12) on OP_DIV +31: shift/reduce conflict (shift 20, reduce 12) on OP_MOD +31: shift/reduce conflict (shift 21, reduce 12) on OP_AND +31: shift/reduce conflict (shift 22, reduce 12) on '|' +state 31 + expr : expr . OP_ADD expr (7) + expr : expr . OP_SUB expr (8) + expr : expr . OP_MUL expr (9) + expr : expr . OP_DIV expr (10) + expr : expr . OP_MOD expr (11) + expr : expr . OP_AND expr (12) + expr : expr OP_AND expr . (12) + expr : expr . '|' expr (13) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' shift 22 + '\n' reduce 12 + ')' reduce 12 + + +32: shift/reduce conflict (shift 16, reduce 13) on OP_ADD +32: shift/reduce conflict (shift 17, reduce 13) on OP_SUB +32: shift/reduce conflict (shift 18, reduce 13) on OP_MUL +32: shift/reduce conflict (shift 19, reduce 13) on OP_DIV +32: shift/reduce conflict (shift 20, reduce 13) on OP_MOD +32: shift/reduce conflict (shift 21, reduce 13) on OP_AND +state 32 + expr : expr . OP_ADD expr (7) + expr : expr . OP_SUB expr (8) + expr : expr . OP_MUL expr (9) + expr : expr . OP_DIV expr (10) + expr : expr . OP_MOD expr (11) + expr : expr . OP_AND expr (12) + expr : expr . '|' expr (13) + expr : expr '|' expr . (13) + + OP_ADD shift 16 + OP_SUB shift 17 + OP_MUL shift 18 + OP_DIV shift 19 + OP_MOD shift 20 + OP_AND shift 21 + '|' reduce 13 + '\n' reduce 13 + ')' reduce 13 + + +State 12 contains 6 shift/reduce conflicts. +State 26 contains 7 shift/reduce conflicts. +State 27 contains 7 shift/reduce conflicts. +State 28 contains 7 shift/reduce conflicts. +State 29 contains 7 shift/reduce conflicts. +State 30 contains 7 shift/reduce conflicts. +State 31 contains 7 shift/reduce conflicts. +State 32 contains 6 shift/reduce conflicts. + + +28 terminals, 5 nonterminals +19 grammar rules, 33 states diff --git a/test/quote_calc3.tab.c b/test/quote_calc3.tab.c new file mode 100644 index 000000000000..731b4ab24b6f --- /dev/null +++ b/test/quote_calc3.tab.c @@ -0,0 +1,688 @@ +#ifndef lint +static const char yysccsid[] = "@(#)yaccpar 1.9 (Berkeley) 02/21/93"; +#endif + +#define YYBYACC 1 +#define YYMAJOR 1 +#define YYMINOR 9 + +#define YYEMPTY (-1) +#define yyclearin (yychar = YYEMPTY) +#define yyerrok (yyerrflag = 0) +#define YYRECOVERING() (yyerrflag != 0) + + +#ifndef yyparse +#define yyparse quote_calc3_parse +#endif /* yyparse */ + +#ifndef yylex +#define yylex quote_calc3_lex +#endif /* yylex */ + +#ifndef yyerror +#define yyerror quote_calc3_error +#endif /* yyerror */ + +#ifndef yychar +#define yychar quote_calc3_char +#endif /* yychar */ + +#ifndef yyval +#define yyval quote_calc3_val +#endif /* yyval */ + +#ifndef yylval +#define yylval quote_calc3_lval +#endif /* yylval */ + +#ifndef yydebug +#define yydebug quote_calc3_debug +#endif /* yydebug */ + +#ifndef yynerrs +#define yynerrs quote_calc3_nerrs +#endif /* yynerrs */ + +#ifndef yyerrflag +#define yyerrflag quote_calc3_errflag +#endif /* yyerrflag */ + +#ifndef yylhs +#define yylhs quote_calc3_lhs +#endif /* yylhs */ + +#ifndef yylen +#define yylen quote_calc3_len +#endif /* yylen */ + +#ifndef yydefred +#define yydefred quote_calc3_defred +#endif /* yydefred */ + +#ifndef yydgoto +#define yydgoto quote_calc3_dgoto +#endif /* yydgoto */ + +#ifndef yysindex +#define yysindex quote_calc3_sindex +#endif /* yysindex */ + +#ifndef yyrindex +#define yyrindex quote_calc3_rindex +#endif /* yyrindex */ + +#ifndef yygindex +#define yygindex quote_calc3_gindex +#endif /* yygindex */ + +#ifndef yytable +#define yytable quote_calc3_table +#endif /* yytable */ + +#ifndef yycheck +#define yycheck quote_calc3_check +#endif /* yycheck */ + +#ifndef yyname +#define yyname quote_calc3_name +#endif /* yyname */ + +#ifndef yyrule +#define yyrule quote_calc3_rule +#endif /* yyrule */ +#define YYPREFIX "quote_calc3_" + +#define YYPURE 0 + +#line 2 "quote_calc3.y" +# include +# include + +int regs[26]; +int base; + +int yylex(void); +static void yyerror(const char *s); + +#line 109 "quote_calc3.tab.c" + +#ifndef YYSTYPE +typedef int YYSTYPE; +#endif + +/* compatibility with bison */ +#ifdef YYPARSE_PARAM +/* compatibility with FreeBSD */ +# ifdef YYPARSE_PARAM_TYPE +# define YYPARSE_DECL() yyparse(YYPARSE_PARAM_TYPE YYPARSE_PARAM) +# else +# define YYPARSE_DECL() yyparse(void *YYPARSE_PARAM) +# endif +#else +# define YYPARSE_DECL() yyparse(void) +#endif + +/* Parameters sent to lex. */ +#ifdef YYLEX_PARAM +# define YYLEX_DECL() yylex(void *YYLEX_PARAM) +# define YYLEX yylex(YYLEX_PARAM) +#else +# define YYLEX_DECL() yylex(void) +# define YYLEX yylex() +#endif + +/* Parameters sent to yyerror. */ +#ifndef YYERROR_DECL +#define YYERROR_DECL() yyerror(const char *s) +#endif +#ifndef YYERROR_CALL +#define YYERROR_CALL(msg) yyerror(msg) +#endif + +extern int YYPARSE_DECL(); + +#define OP_ADD 257 +#define OP_SUB 259 +#define OP_MUL 261 +#define OP_DIV 263 +#define OP_MOD 265 +#define OP_AND 267 +#define DIGIT 269 +#define LETTER 270 +#define UMINUS 271 +#define YYERRCODE 256 +static const short quote_calc3_lhs[] = { -1, + 0, 0, 0, 1, 1, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 3, 3, +}; +static const short quote_calc3_len[] = { 2, + 0, 3, 3, 1, 3, 3, 3, 3, 3, 3, + 3, 3, 3, 2, 1, 1, 1, 2, +}; +static const short quote_calc3_defred[] = { 1, + 0, 0, 0, 17, 0, 0, 0, 0, 0, 3, + 15, 0, 0, 0, 2, 0, 0, 0, 0, 0, + 0, 0, 18, 0, 6, 0, 0, 0, 0, 0, + 0, 0, +}; +static const short quote_calc3_dgoto[] = { 1, + 7, 8, 9, +}; +static const short quote_calc3_sindex[] = { 0, + -38, 5, -36, 0, -51, -36, 7, -121, -248, 0, + 0, -243, -36, -22, 0, -36, -36, -36, -36, -36, + -36, -36, 0, -121, 0, -121, -121, -121, -121, -121, + -121, -243, +}; +static const short quote_calc3_rindex[] = { 0, + 0, 0, 0, 0, -9, 0, 0, 13, -10, 0, + 0, -5, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 15, 0, -3, -2, -1, 1, 2, + 3, -4, +}; +static const short quote_calc3_gindex[] = { 0, + 0, 42, 0, +}; +#define YYTABLESIZE 258 +static const short quote_calc3_table[] = { 16, + 15, 6, 22, 6, 14, 13, 7, 8, 9, 13, + 10, 11, 12, 16, 10, 17, 15, 18, 25, 19, + 23, 20, 4, 21, 5, 0, 0, 0, 0, 0, + 16, 0, 0, 0, 0, 14, 13, 7, 8, 9, + 0, 10, 11, 12, 12, 0, 0, 14, 0, 0, + 0, 0, 0, 0, 24, 0, 0, 26, 27, 28, + 29, 30, 31, 32, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 22, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 16, 15, 0, 0, 0, 14, 13, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 16, 0, 17, 0, 18, + 0, 19, 0, 20, 0, 21, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, + 3, 0, 3, 0, 0, 0, 0, 0, 0, 0, + 4, 5, 4, 11, 16, 0, 17, 0, 18, 0, + 19, 0, 20, 0, 21, 0, 16, 15, 16, 15, + 16, 15, 16, 15, 16, 15, 16, 15, +}; +static const short quote_calc3_check[] = { 10, + 10, 40, 124, 40, 10, 10, 10, 10, 10, 61, + 10, 10, 10, 257, 10, 259, 10, 261, 41, 263, + 269, 265, 10, 267, 10, -1, -1, -1, -1, -1, + 41, -1, -1, -1, -1, 41, 41, 41, 41, 41, + -1, 41, 41, 41, 3, -1, -1, 6, -1, -1, + -1, -1, -1, -1, 13, -1, -1, 16, 17, 18, + 19, 20, 21, 22, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, 124, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, 124, 124, -1, -1, -1, 124, 124, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, 257, -1, 259, -1, 261, + -1, 263, -1, 265, -1, 267, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, 256, -1, -1, + 259, -1, 259, -1, -1, -1, -1, -1, -1, -1, + 269, 270, 269, 270, 257, -1, 259, -1, 261, -1, + 263, -1, 265, -1, 267, -1, 257, 257, 259, 259, + 261, 261, 263, 263, 265, 265, 267, 267, +}; +#define YYFINAL 1 +#ifndef YYDEBUG +#define YYDEBUG 0 +#endif +#define YYMAXTOKEN 271 +#if YYDEBUG +static const char *yyname[] = { + +"end-of-file",0,0,0,0,0,0,0,0,0,"'\\n'",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,"'%'","'&'",0,"'('","')'","'*'","'+'",0,"'-'",0,"'/'",0,0,0,0,0,0,0, +0,0,0,0,0,0,"'='",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"'|'",0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,"OP_ADD","\"ADD-operator\"","OP_SUB","\"SUB-operator\"","OP_MUL", +"\"MUL-operator\"","OP_DIV","\"DIV-operator\"","OP_MOD","\"MOD-operator\"", +"OP_AND","\"AND-operator\"","DIGIT","LETTER","UMINUS", +}; +static const char *yyrule[] = { +"$accept : list", +"list :", +"list : list stat '\\n'", +"list : list error '\\n'", +"stat : expr", +"stat : LETTER '=' expr", +"expr : '(' expr ')'", +"expr : expr OP_ADD expr", +"expr : expr OP_SUB expr", +"expr : expr OP_MUL expr", +"expr : expr OP_DIV expr", +"expr : expr OP_MOD expr", +"expr : expr OP_AND expr", +"expr : expr '|' expr", +"expr : OP_SUB expr", +"expr : LETTER", +"expr : number", +"number : DIGIT", +"number : number DIGIT", + +}; +#endif + +int yydebug; +int yynerrs; + +int yyerrflag; +int yychar; +YYSTYPE yyval; +YYSTYPE yylval; + +/* define the initial stack-sizes */ +#ifdef YYSTACKSIZE +#undef YYMAXDEPTH +#define YYMAXDEPTH YYSTACKSIZE +#else +#ifdef YYMAXDEPTH +#define YYSTACKSIZE YYMAXDEPTH +#else +#define YYSTACKSIZE 500 +#define YYMAXDEPTH 500 +#endif +#endif + +#define YYINITSTACKSIZE 500 + +typedef struct { + unsigned stacksize; + short *s_base; + short *s_mark; + short *s_last; + YYSTYPE *l_base; + YYSTYPE *l_mark; +} YYSTACKDATA; +/* variables for the parser stack */ +static YYSTACKDATA yystack; +#line 73 "quote_calc3.y" + /* start of programs */ + +int +main (void) +{ + while(!feof(stdin)) { + yyparse(); + } + return 0; +} + +static void +yyerror(const char *s) +{ + fprintf(stderr, "%s\n", s); +} + +int +yylex(void) { + /* lexical analysis routine */ + /* returns LETTER for a lower case letter, yylval = 0 through 25 */ + /* return DIGIT for a digit, yylval = 0 through 9 */ + /* all other characters are returned immediately */ + + int c; + + while( (c=getchar()) == ' ' ) { /* skip blanks */ } + + /* c is now nonblank */ + + if( islower( c )) { + yylval = c - 'a'; + return ( LETTER ); + } + if( isdigit( c )) { + yylval = c - '0'; + return ( DIGIT ); + } + return( c ); +} +#line 362 "quote_calc3.tab.c" + +#if YYDEBUG +#include /* needed for printf */ +#endif + +#include /* needed for malloc, etc */ +#include /* needed for memset */ + +/* allocate initial stack or double stack size, up to YYMAXDEPTH */ +static int yygrowstack(YYSTACKDATA *data) +{ + int i; + unsigned newsize; + short *newss; + YYSTYPE *newvs; + + if ((newsize = data->stacksize) == 0) + newsize = YYINITSTACKSIZE; + else if (newsize >= YYMAXDEPTH) + return -1; + else if ((newsize *= 2) > YYMAXDEPTH) + newsize = YYMAXDEPTH; + + i = data->s_mark - data->s_base; + newss = (short *)realloc(data->s_base, newsize * sizeof(*newss)); + if (newss == 0) + return -1; + + data->s_base = newss; + data->s_mark = newss + i; + + newvs = (YYSTYPE *)realloc(data->l_base, newsize * sizeof(*newvs)); + if (newvs == 0) + return -1; + + data->l_base = newvs; + data->l_mark = newvs + i; + + data->stacksize = newsize; + data->s_last = data->s_base + newsize - 1; + return 0; +} + +#if YYPURE || defined(YY_NO_LEAKS) +static void yyfreestack(YYSTACKDATA *data) +{ + free(data->s_base); + free(data->l_base); + memset(data, 0, sizeof(*data)); +} +#else +#define yyfreestack(data) /* nothing */ +#endif + +#define YYABORT goto yyabort +#define YYREJECT goto yyabort +#define YYACCEPT goto yyaccept +#define YYERROR goto yyerrlab + +int +YYPARSE_DECL() +{ + int yym, yyn, yystate; +#if YYDEBUG + const char *yys; + + if ((yys = getenv("YYDEBUG")) != 0) + { + yyn = *yys; + if (yyn >= '0' && yyn <= '9') + yydebug = yyn - '0'; + } +#endif + + yynerrs = 0; + yyerrflag = 0; + yychar = YYEMPTY; + yystate = 0; + +#if YYPURE + memset(&yystack, 0, sizeof(yystack)); +#endif + + if (yystack.s_base == NULL && yygrowstack(&yystack)) goto yyoverflow; + yystack.s_mark = yystack.s_base; + yystack.l_mark = yystack.l_base; + yystate = 0; + *yystack.s_mark = 0; + +yyloop: + if ((yyn = yydefred[yystate]) != 0) goto yyreduce; + if (yychar < 0) + { + if ((yychar = YYLEX) < 0) yychar = 0; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, reading %d (%s)\n", + YYPREFIX, yystate, yychar, yys); + } +#endif + } + if ((yyn = yysindex[yystate]) && (yyn += yychar) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yychar) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, shifting to state %d\n", + YYPREFIX, yystate, yytable[yyn]); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + yystate = yytable[yyn]; + *++yystack.s_mark = yytable[yyn]; + *++yystack.l_mark = yylval; + yychar = YYEMPTY; + if (yyerrflag > 0) --yyerrflag; + goto yyloop; + } + if ((yyn = yyrindex[yystate]) && (yyn += yychar) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yychar) + { + yyn = yytable[yyn]; + goto yyreduce; + } + if (yyerrflag) goto yyinrecovery; + + yyerror("syntax error"); + + goto yyerrlab; + +yyerrlab: + ++yynerrs; + +yyinrecovery: + if (yyerrflag < 3) + { + yyerrflag = 3; + for (;;) + { + if ((yyn = yysindex[*yystack.s_mark]) && (yyn += YYERRCODE) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == YYERRCODE) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, error recovery shifting\ + to state %d\n", YYPREFIX, *yystack.s_mark, yytable[yyn]); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + yystate = yytable[yyn]; + *++yystack.s_mark = yytable[yyn]; + *++yystack.l_mark = yylval; + goto yyloop; + } + else + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: error recovery discarding state %d\n", + YYPREFIX, *yystack.s_mark); +#endif + if (yystack.s_mark <= yystack.s_base) goto yyabort; + --yystack.s_mark; + --yystack.l_mark; + } + } + } + else + { + if (yychar == 0) goto yyabort; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, error recovery discards token %d (%s)\n", + YYPREFIX, yystate, yychar, yys); + } +#endif + yychar = YYEMPTY; + goto yyloop; + } + +yyreduce: +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, reducing by rule %d (%s)\n", + YYPREFIX, yystate, yyn, yyrule[yyn]); +#endif + yym = yylen[yyn]; + if (yym) + yyval = yystack.l_mark[1-yym]; + else + memset(&yyval, 0, sizeof yyval); + switch (yyn) + { +case 3: +#line 35 "quote_calc3.y" + { yyerrok ; } +break; +case 4: +#line 39 "quote_calc3.y" + { printf("%d\n",yystack.l_mark[0]);} +break; +case 5: +#line 41 "quote_calc3.y" + { regs[yystack.l_mark[-2]] = yystack.l_mark[0]; } +break; +case 6: +#line 45 "quote_calc3.y" + { yyval = yystack.l_mark[-1]; } +break; +case 7: +#line 47 "quote_calc3.y" + { yyval = yystack.l_mark[-2] + yystack.l_mark[0]; } +break; +case 8: +#line 49 "quote_calc3.y" + { yyval = yystack.l_mark[-2] - yystack.l_mark[0]; } +break; +case 9: +#line 51 "quote_calc3.y" + { yyval = yystack.l_mark[-2] * yystack.l_mark[0]; } +break; +case 10: +#line 53 "quote_calc3.y" + { yyval = yystack.l_mark[-2] / yystack.l_mark[0]; } +break; +case 11: +#line 55 "quote_calc3.y" + { yyval = yystack.l_mark[-2] % yystack.l_mark[0]; } +break; +case 12: +#line 57 "quote_calc3.y" + { yyval = yystack.l_mark[-2] & yystack.l_mark[0]; } +break; +case 13: +#line 59 "quote_calc3.y" + { yyval = yystack.l_mark[-2] | yystack.l_mark[0]; } +break; +case 14: +#line 61 "quote_calc3.y" + { yyval = - yystack.l_mark[0]; } +break; +case 15: +#line 63 "quote_calc3.y" + { yyval = regs[yystack.l_mark[0]]; } +break; +case 17: +#line 68 "quote_calc3.y" + { yyval = yystack.l_mark[0]; base = (yystack.l_mark[0]==0) ? 8 : 10; } +break; +case 18: +#line 70 "quote_calc3.y" + { yyval = base * yystack.l_mark[-1] + yystack.l_mark[0]; } +break; +#line 628 "quote_calc3.tab.c" + } + yystack.s_mark -= yym; + yystate = *yystack.s_mark; + yystack.l_mark -= yym; + yym = yylhs[yyn]; + if (yystate == 0 && yym == 0) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: after reduction, shifting from state 0 to\ + state %d\n", YYPREFIX, YYFINAL); +#endif + yystate = YYFINAL; + *++yystack.s_mark = YYFINAL; + *++yystack.l_mark = yyval; + if (yychar < 0) + { + if ((yychar = YYLEX) < 0) yychar = 0; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, reading %d (%s)\n", + YYPREFIX, YYFINAL, yychar, yys); + } +#endif + } + if (yychar == 0) goto yyaccept; + goto yyloop; + } + if ((yyn = yygindex[yym]) && (yyn += yystate) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yystate) + yystate = yytable[yyn]; + else + yystate = yydgoto[yym]; +#if YYDEBUG + if (yydebug) + printf("%sdebug: after reduction, shifting from state %d \ +to state %d\n", YYPREFIX, *yystack.s_mark, yystate); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + *++yystack.s_mark = (short) yystate; + *++yystack.l_mark = yyval; + goto yyloop; + +yyoverflow: + yyerror("yacc stack overflow"); + +yyabort: + yyfreestack(&yystack); + return (1); + +yyaccept: + yyfreestack(&yystack); + return (0); +} diff --git a/test/quote_calc3.tab.h b/test/quote_calc3.tab.h new file mode 100644 index 000000000000..1a4657903411 --- /dev/null +++ b/test/quote_calc3.tab.h @@ -0,0 +1,9 @@ +#define OP_ADD 257 +#define OP_SUB 259 +#define OP_MUL 261 +#define OP_DIV 263 +#define OP_MOD 265 +#define OP_AND 267 +#define DIGIT 269 +#define LETTER 270 +#define UMINUS 271 diff --git a/test/quote_calc3.y b/test/quote_calc3.y new file mode 100644 index 000000000000..5feeb4a03ed6 --- /dev/null +++ b/test/quote_calc3.y @@ -0,0 +1,112 @@ +%{ +# include +# include + +int regs[26]; +int base; + +int yylex(void); +static void yyerror(const char *s); + +%} + +%start list + +%token OP_ADD "ADD-operator" +%token OP_SUB "SUB-operator" +%token OP_MUL "MUL-operator" +%token OP_DIV "DIV-operator" +%token OP_MOD "MOD-operator" +%token OP_AND "AND-operator" + +%token DIGIT LETTER + +%left '|' +%left '&' +%left '+' '-' +%left '*' '/' '%' +%left UMINUS /* supplies precedence for unary minus */ + +%% /* beginning of rules section */ + +list : /* empty */ + | list stat '\n' + | list error '\n' + { yyerrok ; } + ; + +stat : expr + { printf("%d\n",$1);} + | LETTER '=' expr + { regs[$1] = $3; } + ; + +expr : '(' expr ')' + { $$ = $2; } + | expr OP_ADD expr + { $$ = $1 + $3; } + | expr OP_SUB expr + { $$ = $1 - $3; } + | expr OP_MUL expr + { $$ = $1 * $3; } + | expr OP_DIV expr + { $$ = $1 / $3; } + | expr OP_MOD expr + { $$ = $1 % $3; } + | expr OP_AND expr + { $$ = $1 & $3; } + | expr '|' expr + { $$ = $1 | $3; } + | OP_SUB expr %prec UMINUS + { $$ = - $2; } + | LETTER + { $$ = regs[$1]; } + | number + ; + +number: DIGIT + { $$ = $1; base = ($1==0) ? 8 : 10; } + | number DIGIT + { $$ = base * $1 + $2; } + ; + +%% /* start of programs */ + +int +main (void) +{ + while(!feof(stdin)) { + yyparse(); + } + return 0; +} + +static void +yyerror(const char *s) +{ + fprintf(stderr, "%s\n", s); +} + +int +yylex(void) { + /* lexical analysis routine */ + /* returns LETTER for a lower case letter, yylval = 0 through 25 */ + /* return DIGIT for a digit, yylval = 0 through 9 */ + /* all other characters are returned immediately */ + + int c; + + while( (c=getchar()) == ' ' ) { /* skip blanks */ } + + /* c is now nonblank */ + + if( islower( c )) { + yylval = c - 'a'; + return ( LETTER ); + } + if( isdigit( c )) { + yylval = c - '0'; + return ( DIGIT ); + } + return( c ); +} diff --git a/test/quote_calc4-s.output b/test/quote_calc4-s.output new file mode 100644 index 000000000000..a1d5afc95796 --- /dev/null +++ b/test/quote_calc4-s.output @@ -0,0 +1,557 @@ + 0 $accept : list $end + + 1 list : + 2 | list stat '\n' + 3 | list error '\n' + + 4 stat : expr + 5 | LETTER '=' expr + + 6 expr : '(' expr ')' + 7 | expr "ADD-operator" expr + 8 | expr "SUB-operator" expr + 9 | expr "MUL-operator" expr + 10 | expr "DIV-operator" expr + 11 | expr "MOD-operator" expr + 12 | expr "AND-operator" expr + 13 | expr '|' expr + 14 | "SUB-operator" expr + 15 | LETTER + 16 | number + + 17 number : DIGIT + 18 | number DIGIT + +state 0 + $accept : . list $end (0) + list : . (1) + + . reduce 1 + + list goto 1 + + +state 1 + $accept : list . $end (0) + list : list . stat '\n' (2) + list : list . error '\n' (3) + + $end accept + error shift 2 + "SUB-operator" shift 3 + DIGIT shift 4 + LETTER shift 5 + '(' shift 6 + . error + + stat goto 7 + expr goto 8 + number goto 9 + + +state 2 + list : list error . '\n' (3) + + '\n' shift 10 + . error + + +state 3 + expr : "SUB-operator" . expr (14) + + "SUB-operator" shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 12 + number goto 9 + + +state 4 + number : DIGIT . (17) + + . reduce 17 + + +state 5 + stat : LETTER . '=' expr (5) + expr : LETTER . (15) + + '=' shift 13 + "ADD-operator" reduce 15 + "SUB-operator" reduce 15 + "MUL-operator" reduce 15 + "DIV-operator" reduce 15 + "MOD-operator" reduce 15 + "AND-operator" reduce 15 + '|' reduce 15 + '\n' reduce 15 + + +state 6 + expr : '(' . expr ')' (6) + + "SUB-operator" shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 14 + number goto 9 + + +state 7 + list : list stat . '\n' (2) + + '\n' shift 15 + . error + + +state 8 + stat : expr . (4) + expr : expr . "ADD-operator" expr (7) + expr : expr . "SUB-operator" expr (8) + expr : expr . "MUL-operator" expr (9) + expr : expr . "DIV-operator" expr (10) + expr : expr . "MOD-operator" expr (11) + expr : expr . "AND-operator" expr (12) + expr : expr . '|' expr (13) + + "ADD-operator" shift 16 + "SUB-operator" shift 17 + "MUL-operator" shift 18 + "DIV-operator" shift 19 + "MOD-operator" shift 20 + "AND-operator" shift 21 + '|' shift 22 + '\n' reduce 4 + + +state 9 + expr : number . (16) + number : number . DIGIT (18) + + DIGIT shift 23 + "ADD-operator" reduce 16 + "SUB-operator" reduce 16 + "MUL-operator" reduce 16 + "DIV-operator" reduce 16 + "MOD-operator" reduce 16 + "AND-operator" reduce 16 + '|' reduce 16 + '\n' reduce 16 + ')' reduce 16 + + +state 10 + list : list error '\n' . (3) + + . reduce 3 + + +state 11 + expr : LETTER . (15) + + . reduce 15 + + +12: shift/reduce conflict (shift 16, reduce 14) on "ADD-operator" +12: shift/reduce conflict (shift 17, reduce 14) on "SUB-operator" +12: shift/reduce conflict (shift 18, reduce 14) on "MUL-operator" +12: shift/reduce conflict (shift 19, reduce 14) on "DIV-operator" +12: shift/reduce conflict (shift 20, reduce 14) on "MOD-operator" +12: shift/reduce conflict (shift 21, reduce 14) on "AND-operator" +state 12 + expr : expr . "ADD-operator" expr (7) + expr : expr . "SUB-operator" expr (8) + expr : expr . "MUL-operator" expr (9) + expr : expr . "DIV-operator" expr (10) + expr : expr . "MOD-operator" expr (11) + expr : expr . "AND-operator" expr (12) + expr : expr . '|' expr (13) + expr : "SUB-operator" expr . (14) + + "ADD-operator" shift 16 + "SUB-operator" shift 17 + "MUL-operator" shift 18 + "DIV-operator" shift 19 + "MOD-operator" shift 20 + "AND-operator" shift 21 + '|' reduce 14 + '\n' reduce 14 + ')' reduce 14 + + +state 13 + stat : LETTER '=' . expr (5) + + "SUB-operator" shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 24 + number goto 9 + + +state 14 + expr : '(' expr . ')' (6) + expr : expr . "ADD-operator" expr (7) + expr : expr . "SUB-operator" expr (8) + expr : expr . "MUL-operator" expr (9) + expr : expr . "DIV-operator" expr (10) + expr : expr . "MOD-operator" expr (11) + expr : expr . "AND-operator" expr (12) + expr : expr . '|' expr (13) + + "ADD-operator" shift 16 + "SUB-operator" shift 17 + "MUL-operator" shift 18 + "DIV-operator" shift 19 + "MOD-operator" shift 20 + "AND-operator" shift 21 + '|' shift 22 + ')' shift 25 + . error + + +state 15 + list : list stat '\n' . (2) + + . reduce 2 + + +state 16 + expr : expr "ADD-operator" . expr (7) + + "SUB-operator" shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 26 + number goto 9 + + +state 17 + expr : expr "SUB-operator" . expr (8) + + "SUB-operator" shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 27 + number goto 9 + + +state 18 + expr : expr "MUL-operator" . expr (9) + + "SUB-operator" shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 28 + number goto 9 + + +state 19 + expr : expr "DIV-operator" . expr (10) + + "SUB-operator" shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 29 + number goto 9 + + +state 20 + expr : expr "MOD-operator" . expr (11) + + "SUB-operator" shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 30 + number goto 9 + + +state 21 + expr : expr "AND-operator" . expr (12) + + "SUB-operator" shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 31 + number goto 9 + + +state 22 + expr : expr '|' . expr (13) + + "SUB-operator" shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 32 + number goto 9 + + +state 23 + number : number DIGIT . (18) + + . reduce 18 + + +state 24 + stat : LETTER '=' expr . (5) + expr : expr . "ADD-operator" expr (7) + expr : expr . "SUB-operator" expr (8) + expr : expr . "MUL-operator" expr (9) + expr : expr . "DIV-operator" expr (10) + expr : expr . "MOD-operator" expr (11) + expr : expr . "AND-operator" expr (12) + expr : expr . '|' expr (13) + + "ADD-operator" shift 16 + "SUB-operator" shift 17 + "MUL-operator" shift 18 + "DIV-operator" shift 19 + "MOD-operator" shift 20 + "AND-operator" shift 21 + '|' shift 22 + '\n' reduce 5 + + +state 25 + expr : '(' expr ')' . (6) + + . reduce 6 + + +26: shift/reduce conflict (shift 16, reduce 7) on "ADD-operator" +26: shift/reduce conflict (shift 17, reduce 7) on "SUB-operator" +26: shift/reduce conflict (shift 18, reduce 7) on "MUL-operator" +26: shift/reduce conflict (shift 19, reduce 7) on "DIV-operator" +26: shift/reduce conflict (shift 20, reduce 7) on "MOD-operator" +26: shift/reduce conflict (shift 21, reduce 7) on "AND-operator" +26: shift/reduce conflict (shift 22, reduce 7) on '|' +state 26 + expr : expr . "ADD-operator" expr (7) + expr : expr "ADD-operator" expr . (7) + expr : expr . "SUB-operator" expr (8) + expr : expr . "MUL-operator" expr (9) + expr : expr . "DIV-operator" expr (10) + expr : expr . "MOD-operator" expr (11) + expr : expr . "AND-operator" expr (12) + expr : expr . '|' expr (13) + + "ADD-operator" shift 16 + "SUB-operator" shift 17 + "MUL-operator" shift 18 + "DIV-operator" shift 19 + "MOD-operator" shift 20 + "AND-operator" shift 21 + '|' shift 22 + '\n' reduce 7 + ')' reduce 7 + + +27: shift/reduce conflict (shift 16, reduce 8) on "ADD-operator" +27: shift/reduce conflict (shift 17, reduce 8) on "SUB-operator" +27: shift/reduce conflict (shift 18, reduce 8) on "MUL-operator" +27: shift/reduce conflict (shift 19, reduce 8) on "DIV-operator" +27: shift/reduce conflict (shift 20, reduce 8) on "MOD-operator" +27: shift/reduce conflict (shift 21, reduce 8) on "AND-operator" +27: shift/reduce conflict (shift 22, reduce 8) on '|' +state 27 + expr : expr . "ADD-operator" expr (7) + expr : expr . "SUB-operator" expr (8) + expr : expr "SUB-operator" expr . (8) + expr : expr . "MUL-operator" expr (9) + expr : expr . "DIV-operator" expr (10) + expr : expr . "MOD-operator" expr (11) + expr : expr . "AND-operator" expr (12) + expr : expr . '|' expr (13) + + "ADD-operator" shift 16 + "SUB-operator" shift 17 + "MUL-operator" shift 18 + "DIV-operator" shift 19 + "MOD-operator" shift 20 + "AND-operator" shift 21 + '|' shift 22 + '\n' reduce 8 + ')' reduce 8 + + +28: shift/reduce conflict (shift 16, reduce 9) on "ADD-operator" +28: shift/reduce conflict (shift 17, reduce 9) on "SUB-operator" +28: shift/reduce conflict (shift 18, reduce 9) on "MUL-operator" +28: shift/reduce conflict (shift 19, reduce 9) on "DIV-operator" +28: shift/reduce conflict (shift 20, reduce 9) on "MOD-operator" +28: shift/reduce conflict (shift 21, reduce 9) on "AND-operator" +28: shift/reduce conflict (shift 22, reduce 9) on '|' +state 28 + expr : expr . "ADD-operator" expr (7) + expr : expr . "SUB-operator" expr (8) + expr : expr . "MUL-operator" expr (9) + expr : expr "MUL-operator" expr . (9) + expr : expr . "DIV-operator" expr (10) + expr : expr . "MOD-operator" expr (11) + expr : expr . "AND-operator" expr (12) + expr : expr . '|' expr (13) + + "ADD-operator" shift 16 + "SUB-operator" shift 17 + "MUL-operator" shift 18 + "DIV-operator" shift 19 + "MOD-operator" shift 20 + "AND-operator" shift 21 + '|' shift 22 + '\n' reduce 9 + ')' reduce 9 + + +29: shift/reduce conflict (shift 16, reduce 10) on "ADD-operator" +29: shift/reduce conflict (shift 17, reduce 10) on "SUB-operator" +29: shift/reduce conflict (shift 18, reduce 10) on "MUL-operator" +29: shift/reduce conflict (shift 19, reduce 10) on "DIV-operator" +29: shift/reduce conflict (shift 20, reduce 10) on "MOD-operator" +29: shift/reduce conflict (shift 21, reduce 10) on "AND-operator" +29: shift/reduce conflict (shift 22, reduce 10) on '|' +state 29 + expr : expr . "ADD-operator" expr (7) + expr : expr . "SUB-operator" expr (8) + expr : expr . "MUL-operator" expr (9) + expr : expr . "DIV-operator" expr (10) + expr : expr "DIV-operator" expr . (10) + expr : expr . "MOD-operator" expr (11) + expr : expr . "AND-operator" expr (12) + expr : expr . '|' expr (13) + + "ADD-operator" shift 16 + "SUB-operator" shift 17 + "MUL-operator" shift 18 + "DIV-operator" shift 19 + "MOD-operator" shift 20 + "AND-operator" shift 21 + '|' shift 22 + '\n' reduce 10 + ')' reduce 10 + + +30: shift/reduce conflict (shift 16, reduce 11) on "ADD-operator" +30: shift/reduce conflict (shift 17, reduce 11) on "SUB-operator" +30: shift/reduce conflict (shift 18, reduce 11) on "MUL-operator" +30: shift/reduce conflict (shift 19, reduce 11) on "DIV-operator" +30: shift/reduce conflict (shift 20, reduce 11) on "MOD-operator" +30: shift/reduce conflict (shift 21, reduce 11) on "AND-operator" +30: shift/reduce conflict (shift 22, reduce 11) on '|' +state 30 + expr : expr . "ADD-operator" expr (7) + expr : expr . "SUB-operator" expr (8) + expr : expr . "MUL-operator" expr (9) + expr : expr . "DIV-operator" expr (10) + expr : expr . "MOD-operator" expr (11) + expr : expr "MOD-operator" expr . (11) + expr : expr . "AND-operator" expr (12) + expr : expr . '|' expr (13) + + "ADD-operator" shift 16 + "SUB-operator" shift 17 + "MUL-operator" shift 18 + "DIV-operator" shift 19 + "MOD-operator" shift 20 + "AND-operator" shift 21 + '|' shift 22 + '\n' reduce 11 + ')' reduce 11 + + +31: shift/reduce conflict (shift 16, reduce 12) on "ADD-operator" +31: shift/reduce conflict (shift 17, reduce 12) on "SUB-operator" +31: shift/reduce conflict (shift 18, reduce 12) on "MUL-operator" +31: shift/reduce conflict (shift 19, reduce 12) on "DIV-operator" +31: shift/reduce conflict (shift 20, reduce 12) on "MOD-operator" +31: shift/reduce conflict (shift 21, reduce 12) on "AND-operator" +31: shift/reduce conflict (shift 22, reduce 12) on '|' +state 31 + expr : expr . "ADD-operator" expr (7) + expr : expr . "SUB-operator" expr (8) + expr : expr . "MUL-operator" expr (9) + expr : expr . "DIV-operator" expr (10) + expr : expr . "MOD-operator" expr (11) + expr : expr . "AND-operator" expr (12) + expr : expr "AND-operator" expr . (12) + expr : expr . '|' expr (13) + + "ADD-operator" shift 16 + "SUB-operator" shift 17 + "MUL-operator" shift 18 + "DIV-operator" shift 19 + "MOD-operator" shift 20 + "AND-operator" shift 21 + '|' shift 22 + '\n' reduce 12 + ')' reduce 12 + + +32: shift/reduce conflict (shift 16, reduce 13) on "ADD-operator" +32: shift/reduce conflict (shift 17, reduce 13) on "SUB-operator" +32: shift/reduce conflict (shift 18, reduce 13) on "MUL-operator" +32: shift/reduce conflict (shift 19, reduce 13) on "DIV-operator" +32: shift/reduce conflict (shift 20, reduce 13) on "MOD-operator" +32: shift/reduce conflict (shift 21, reduce 13) on "AND-operator" +state 32 + expr : expr . "ADD-operator" expr (7) + expr : expr . "SUB-operator" expr (8) + expr : expr . "MUL-operator" expr (9) + expr : expr . "DIV-operator" expr (10) + expr : expr . "MOD-operator" expr (11) + expr : expr . "AND-operator" expr (12) + expr : expr . '|' expr (13) + expr : expr '|' expr . (13) + + "ADD-operator" shift 16 + "SUB-operator" shift 17 + "MUL-operator" shift 18 + "DIV-operator" shift 19 + "MOD-operator" shift 20 + "AND-operator" shift 21 + '|' reduce 13 + '\n' reduce 13 + ')' reduce 13 + + +State 12 contains 6 shift/reduce conflicts. +State 26 contains 7 shift/reduce conflicts. +State 27 contains 7 shift/reduce conflicts. +State 28 contains 7 shift/reduce conflicts. +State 29 contains 7 shift/reduce conflicts. +State 30 contains 7 shift/reduce conflicts. +State 31 contains 7 shift/reduce conflicts. +State 32 contains 6 shift/reduce conflicts. + + +28 terminals, 5 nonterminals +19 grammar rules, 33 states diff --git a/test/quote_calc4-s.tab.c b/test/quote_calc4-s.tab.c new file mode 100644 index 000000000000..29e176a61ac6 --- /dev/null +++ b/test/quote_calc4-s.tab.c @@ -0,0 +1,688 @@ +#ifndef lint +static const char yysccsid[] = "@(#)yaccpar 1.9 (Berkeley) 02/21/93"; +#endif + +#define YYBYACC 1 +#define YYMAJOR 1 +#define YYMINOR 9 + +#define YYEMPTY (-1) +#define yyclearin (yychar = YYEMPTY) +#define yyerrok (yyerrflag = 0) +#define YYRECOVERING() (yyerrflag != 0) + + +#ifndef yyparse +#define yyparse quote_calc4_parse +#endif /* yyparse */ + +#ifndef yylex +#define yylex quote_calc4_lex +#endif /* yylex */ + +#ifndef yyerror +#define yyerror quote_calc4_error +#endif /* yyerror */ + +#ifndef yychar +#define yychar quote_calc4_char +#endif /* yychar */ + +#ifndef yyval +#define yyval quote_calc4_val +#endif /* yyval */ + +#ifndef yylval +#define yylval quote_calc4_lval +#endif /* yylval */ + +#ifndef yydebug +#define yydebug quote_calc4_debug +#endif /* yydebug */ + +#ifndef yynerrs +#define yynerrs quote_calc4_nerrs +#endif /* yynerrs */ + +#ifndef yyerrflag +#define yyerrflag quote_calc4_errflag +#endif /* yyerrflag */ + +#ifndef yylhs +#define yylhs quote_calc4_lhs +#endif /* yylhs */ + +#ifndef yylen +#define yylen quote_calc4_len +#endif /* yylen */ + +#ifndef yydefred +#define yydefred quote_calc4_defred +#endif /* yydefred */ + +#ifndef yydgoto +#define yydgoto quote_calc4_dgoto +#endif /* yydgoto */ + +#ifndef yysindex +#define yysindex quote_calc4_sindex +#endif /* yysindex */ + +#ifndef yyrindex +#define yyrindex quote_calc4_rindex +#endif /* yyrindex */ + +#ifndef yygindex +#define yygindex quote_calc4_gindex +#endif /* yygindex */ + +#ifndef yytable +#define yytable quote_calc4_table +#endif /* yytable */ + +#ifndef yycheck +#define yycheck quote_calc4_check +#endif /* yycheck */ + +#ifndef yyname +#define yyname quote_calc4_name +#endif /* yyname */ + +#ifndef yyrule +#define yyrule quote_calc4_rule +#endif /* yyrule */ +#define YYPREFIX "quote_calc4_" + +#define YYPURE 0 + +#line 2 "quote_calc4.y" +# include +# include + +int regs[26]; +int base; + +int yylex(void); +static void yyerror(const char *s); + +#line 109 "quote_calc4-s.tab.c" + +#ifndef YYSTYPE +typedef int YYSTYPE; +#endif + +/* compatibility with bison */ +#ifdef YYPARSE_PARAM +/* compatibility with FreeBSD */ +# ifdef YYPARSE_PARAM_TYPE +# define YYPARSE_DECL() yyparse(YYPARSE_PARAM_TYPE YYPARSE_PARAM) +# else +# define YYPARSE_DECL() yyparse(void *YYPARSE_PARAM) +# endif +#else +# define YYPARSE_DECL() yyparse(void) +#endif + +/* Parameters sent to lex. */ +#ifdef YYLEX_PARAM +# define YYLEX_DECL() yylex(void *YYLEX_PARAM) +# define YYLEX yylex(YYLEX_PARAM) +#else +# define YYLEX_DECL() yylex(void) +# define YYLEX yylex() +#endif + +/* Parameters sent to yyerror. */ +#ifndef YYERROR_DECL +#define YYERROR_DECL() yyerror(const char *s) +#endif +#ifndef YYERROR_CALL +#define YYERROR_CALL(msg) yyerror(msg) +#endif + +extern int YYPARSE_DECL(); + +#define OP_ADD 257 +#define OP_SUB 259 +#define OP_MUL 261 +#define OP_DIV 263 +#define OP_MOD 265 +#define OP_AND 267 +#define DIGIT 269 +#define LETTER 270 +#define UMINUS 271 +#define YYERRCODE 256 +static const short quote_calc4_lhs[] = { -1, + 0, 0, 0, 1, 1, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 3, 3, +}; +static const short quote_calc4_len[] = { 2, + 0, 3, 3, 1, 3, 3, 3, 3, 3, 3, + 3, 3, 3, 2, 1, 1, 1, 2, +}; +static const short quote_calc4_defred[] = { 1, + 0, 0, 0, 17, 0, 0, 0, 0, 0, 3, + 15, 0, 0, 0, 2, 0, 0, 0, 0, 0, + 0, 0, 18, 0, 6, 0, 0, 0, 0, 0, + 0, 0, +}; +static const short quote_calc4_dgoto[] = { 1, + 7, 8, 9, +}; +static const short quote_calc4_sindex[] = { 0, + -38, 4, -36, 0, -51, -36, 6, -121, -249, 0, + 0, -243, -36, -23, 0, -36, -36, -36, -36, -36, + -36, -36, 0, -121, 0, -121, -121, -121, -121, -121, + -121, -243, +}; +static const short quote_calc4_rindex[] = { 0, + 0, 0, 0, 0, -9, 0, 0, 12, -10, 0, + 0, -5, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 14, 0, -3, -2, -1, 1, 2, + 3, -4, +}; +static const short quote_calc4_gindex[] = { 0, + 0, 42, 0, +}; +#define YYTABLESIZE 259 +static const short quote_calc4_table[] = { 16, + 15, 6, 22, 6, 14, 13, 7, 8, 9, 13, + 10, 11, 12, 10, 16, 15, 17, 25, 18, 23, + 19, 4, 20, 5, 21, 0, 0, 0, 0, 0, + 16, 0, 0, 0, 0, 14, 13, 7, 8, 9, + 0, 10, 11, 12, 12, 0, 0, 14, 0, 0, + 0, 0, 0, 0, 24, 0, 0, 26, 27, 28, + 29, 30, 31, 32, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 16, 15, 0, 0, 0, 14, 13, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 16, 0, 17, 0, + 18, 0, 19, 0, 20, 0, 21, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, + 0, 3, 0, 3, 0, 0, 0, 0, 0, 0, + 4, 5, 4, 11, 16, 0, 17, 0, 18, 0, + 19, 0, 20, 0, 21, 0, 0, 16, 15, 16, + 15, 16, 15, 16, 15, 16, 15, 16, 15, +}; +static const short quote_calc4_check[] = { 10, + 10, 40, 124, 40, 10, 10, 10, 10, 10, 61, + 10, 10, 10, 10, 258, 10, 260, 41, 262, 269, + 264, 10, 266, 10, 268, -1, -1, -1, -1, -1, + 41, -1, -1, -1, -1, 41, 41, 41, 41, 41, + -1, 41, 41, 41, 3, -1, -1, 6, -1, -1, + -1, -1, -1, -1, 13, -1, -1, 16, 17, 18, + 19, 20, 21, 22, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + 124, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, 124, 124, -1, -1, -1, 124, 124, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, 258, -1, 260, -1, + 262, -1, 264, -1, 266, -1, 268, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, 256, -1, -1, + -1, 260, -1, 260, -1, -1, -1, -1, -1, -1, + 269, 270, 269, 270, 258, -1, 260, -1, 262, -1, + 264, -1, 266, -1, 268, -1, -1, 258, 258, 260, + 260, 262, 262, 264, 264, 266, 266, 268, 268, +}; +#define YYFINAL 1 +#ifndef YYDEBUG +#define YYDEBUG 0 +#endif +#define YYMAXTOKEN 271 +#if YYDEBUG +static const char *yyname[] = { + +"end-of-file",0,0,0,0,0,0,0,0,0,"'\\n'",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,"'%'","'&'",0,"'('","')'","'*'","'+'",0,"'-'",0,"'/'",0,0,0,0,0,0,0, +0,0,0,0,0,0,"'='",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"'|'",0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,"OP_ADD","\"ADD-operator\"","OP_SUB","\"SUB-operator\"","OP_MUL", +"\"MUL-operator\"","OP_DIV","\"DIV-operator\"","OP_MOD","\"MOD-operator\"", +"OP_AND","\"AND-operator\"","DIGIT","LETTER","UMINUS", +}; +static const char *yyrule[] = { +"$accept : list", +"list :", +"list : list stat '\\n'", +"list : list error '\\n'", +"stat : expr", +"stat : LETTER '=' expr", +"expr : '(' expr ')'", +"expr : expr \"ADD-operator\" expr", +"expr : expr \"SUB-operator\" expr", +"expr : expr \"MUL-operator\" expr", +"expr : expr \"DIV-operator\" expr", +"expr : expr \"MOD-operator\" expr", +"expr : expr \"AND-operator\" expr", +"expr : expr '|' expr", +"expr : \"SUB-operator\" expr", +"expr : LETTER", +"expr : number", +"number : DIGIT", +"number : number DIGIT", + +}; +#endif + +int yydebug; +int yynerrs; + +int yyerrflag; +int yychar; +YYSTYPE yyval; +YYSTYPE yylval; + +/* define the initial stack-sizes */ +#ifdef YYSTACKSIZE +#undef YYMAXDEPTH +#define YYMAXDEPTH YYSTACKSIZE +#else +#ifdef YYMAXDEPTH +#define YYSTACKSIZE YYMAXDEPTH +#else +#define YYSTACKSIZE 500 +#define YYMAXDEPTH 500 +#endif +#endif + +#define YYINITSTACKSIZE 500 + +typedef struct { + unsigned stacksize; + short *s_base; + short *s_mark; + short *s_last; + YYSTYPE *l_base; + YYSTYPE *l_mark; +} YYSTACKDATA; +/* variables for the parser stack */ +static YYSTACKDATA yystack; +#line 73 "quote_calc4.y" + /* start of programs */ + +int +main (void) +{ + while(!feof(stdin)) { + yyparse(); + } + return 0; +} + +static void +yyerror(const char *s) +{ + fprintf(stderr, "%s\n", s); +} + +int +yylex(void) { + /* lexical analysis routine */ + /* returns LETTER for a lower case letter, yylval = 0 through 25 */ + /* return DIGIT for a digit, yylval = 0 through 9 */ + /* all other characters are returned immediately */ + + int c; + + while( (c=getchar()) == ' ' ) { /* skip blanks */ } + + /* c is now nonblank */ + + if( islower( c )) { + yylval = c - 'a'; + return ( LETTER ); + } + if( isdigit( c )) { + yylval = c - '0'; + return ( DIGIT ); + } + return( c ); +} +#line 362 "quote_calc4-s.tab.c" + +#if YYDEBUG +#include /* needed for printf */ +#endif + +#include /* needed for malloc, etc */ +#include /* needed for memset */ + +/* allocate initial stack or double stack size, up to YYMAXDEPTH */ +static int yygrowstack(YYSTACKDATA *data) +{ + int i; + unsigned newsize; + short *newss; + YYSTYPE *newvs; + + if ((newsize = data->stacksize) == 0) + newsize = YYINITSTACKSIZE; + else if (newsize >= YYMAXDEPTH) + return -1; + else if ((newsize *= 2) > YYMAXDEPTH) + newsize = YYMAXDEPTH; + + i = data->s_mark - data->s_base; + newss = (short *)realloc(data->s_base, newsize * sizeof(*newss)); + if (newss == 0) + return -1; + + data->s_base = newss; + data->s_mark = newss + i; + + newvs = (YYSTYPE *)realloc(data->l_base, newsize * sizeof(*newvs)); + if (newvs == 0) + return -1; + + data->l_base = newvs; + data->l_mark = newvs + i; + + data->stacksize = newsize; + data->s_last = data->s_base + newsize - 1; + return 0; +} + +#if YYPURE || defined(YY_NO_LEAKS) +static void yyfreestack(YYSTACKDATA *data) +{ + free(data->s_base); + free(data->l_base); + memset(data, 0, sizeof(*data)); +} +#else +#define yyfreestack(data) /* nothing */ +#endif + +#define YYABORT goto yyabort +#define YYREJECT goto yyabort +#define YYACCEPT goto yyaccept +#define YYERROR goto yyerrlab + +int +YYPARSE_DECL() +{ + int yym, yyn, yystate; +#if YYDEBUG + const char *yys; + + if ((yys = getenv("YYDEBUG")) != 0) + { + yyn = *yys; + if (yyn >= '0' && yyn <= '9') + yydebug = yyn - '0'; + } +#endif + + yynerrs = 0; + yyerrflag = 0; + yychar = YYEMPTY; + yystate = 0; + +#if YYPURE + memset(&yystack, 0, sizeof(yystack)); +#endif + + if (yystack.s_base == NULL && yygrowstack(&yystack)) goto yyoverflow; + yystack.s_mark = yystack.s_base; + yystack.l_mark = yystack.l_base; + yystate = 0; + *yystack.s_mark = 0; + +yyloop: + if ((yyn = yydefred[yystate]) != 0) goto yyreduce; + if (yychar < 0) + { + if ((yychar = YYLEX) < 0) yychar = 0; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, reading %d (%s)\n", + YYPREFIX, yystate, yychar, yys); + } +#endif + } + if ((yyn = yysindex[yystate]) && (yyn += yychar) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yychar) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, shifting to state %d\n", + YYPREFIX, yystate, yytable[yyn]); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + yystate = yytable[yyn]; + *++yystack.s_mark = yytable[yyn]; + *++yystack.l_mark = yylval; + yychar = YYEMPTY; + if (yyerrflag > 0) --yyerrflag; + goto yyloop; + } + if ((yyn = yyrindex[yystate]) && (yyn += yychar) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yychar) + { + yyn = yytable[yyn]; + goto yyreduce; + } + if (yyerrflag) goto yyinrecovery; + + yyerror("syntax error"); + + goto yyerrlab; + +yyerrlab: + ++yynerrs; + +yyinrecovery: + if (yyerrflag < 3) + { + yyerrflag = 3; + for (;;) + { + if ((yyn = yysindex[*yystack.s_mark]) && (yyn += YYERRCODE) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == YYERRCODE) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, error recovery shifting\ + to state %d\n", YYPREFIX, *yystack.s_mark, yytable[yyn]); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + yystate = yytable[yyn]; + *++yystack.s_mark = yytable[yyn]; + *++yystack.l_mark = yylval; + goto yyloop; + } + else + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: error recovery discarding state %d\n", + YYPREFIX, *yystack.s_mark); +#endif + if (yystack.s_mark <= yystack.s_base) goto yyabort; + --yystack.s_mark; + --yystack.l_mark; + } + } + } + else + { + if (yychar == 0) goto yyabort; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, error recovery discards token %d (%s)\n", + YYPREFIX, yystate, yychar, yys); + } +#endif + yychar = YYEMPTY; + goto yyloop; + } + +yyreduce: +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, reducing by rule %d (%s)\n", + YYPREFIX, yystate, yyn, yyrule[yyn]); +#endif + yym = yylen[yyn]; + if (yym) + yyval = yystack.l_mark[1-yym]; + else + memset(&yyval, 0, sizeof yyval); + switch (yyn) + { +case 3: +#line 35 "quote_calc4.y" + { yyerrok ; } +break; +case 4: +#line 39 "quote_calc4.y" + { printf("%d\n",yystack.l_mark[0]);} +break; +case 5: +#line 41 "quote_calc4.y" + { regs[yystack.l_mark[-2]] = yystack.l_mark[0]; } +break; +case 6: +#line 45 "quote_calc4.y" + { yyval = yystack.l_mark[-1]; } +break; +case 7: +#line 47 "quote_calc4.y" + { yyval = yystack.l_mark[-2] + yystack.l_mark[0]; } +break; +case 8: +#line 49 "quote_calc4.y" + { yyval = yystack.l_mark[-2] - yystack.l_mark[0]; } +break; +case 9: +#line 51 "quote_calc4.y" + { yyval = yystack.l_mark[-2] * yystack.l_mark[0]; } +break; +case 10: +#line 53 "quote_calc4.y" + { yyval = yystack.l_mark[-2] / yystack.l_mark[0]; } +break; +case 11: +#line 55 "quote_calc4.y" + { yyval = yystack.l_mark[-2] % yystack.l_mark[0]; } +break; +case 12: +#line 57 "quote_calc4.y" + { yyval = yystack.l_mark[-2] & yystack.l_mark[0]; } +break; +case 13: +#line 59 "quote_calc4.y" + { yyval = yystack.l_mark[-2] | yystack.l_mark[0]; } +break; +case 14: +#line 61 "quote_calc4.y" + { yyval = - yystack.l_mark[0]; } +break; +case 15: +#line 63 "quote_calc4.y" + { yyval = regs[yystack.l_mark[0]]; } +break; +case 17: +#line 68 "quote_calc4.y" + { yyval = yystack.l_mark[0]; base = (yystack.l_mark[0]==0) ? 8 : 10; } +break; +case 18: +#line 70 "quote_calc4.y" + { yyval = base * yystack.l_mark[-1] + yystack.l_mark[0]; } +break; +#line 628 "quote_calc4-s.tab.c" + } + yystack.s_mark -= yym; + yystate = *yystack.s_mark; + yystack.l_mark -= yym; + yym = yylhs[yyn]; + if (yystate == 0 && yym == 0) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: after reduction, shifting from state 0 to\ + state %d\n", YYPREFIX, YYFINAL); +#endif + yystate = YYFINAL; + *++yystack.s_mark = YYFINAL; + *++yystack.l_mark = yyval; + if (yychar < 0) + { + if ((yychar = YYLEX) < 0) yychar = 0; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, reading %d (%s)\n", + YYPREFIX, YYFINAL, yychar, yys); + } +#endif + } + if (yychar == 0) goto yyaccept; + goto yyloop; + } + if ((yyn = yygindex[yym]) && (yyn += yystate) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yystate) + yystate = yytable[yyn]; + else + yystate = yydgoto[yym]; +#if YYDEBUG + if (yydebug) + printf("%sdebug: after reduction, shifting from state %d \ +to state %d\n", YYPREFIX, *yystack.s_mark, yystate); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + *++yystack.s_mark = (short) yystate; + *++yystack.l_mark = yyval; + goto yyloop; + +yyoverflow: + yyerror("yacc stack overflow"); + +yyabort: + yyfreestack(&yystack); + return (1); + +yyaccept: + yyfreestack(&yystack); + return (0); +} diff --git a/test/quote_calc4-s.tab.h b/test/quote_calc4-s.tab.h new file mode 100644 index 000000000000..1a4657903411 --- /dev/null +++ b/test/quote_calc4-s.tab.h @@ -0,0 +1,9 @@ +#define OP_ADD 257 +#define OP_SUB 259 +#define OP_MUL 261 +#define OP_DIV 263 +#define OP_MOD 265 +#define OP_AND 267 +#define DIGIT 269 +#define LETTER 270 +#define UMINUS 271 diff --git a/test/quote_calc4.output b/test/quote_calc4.output new file mode 100644 index 000000000000..a1d5afc95796 --- /dev/null +++ b/test/quote_calc4.output @@ -0,0 +1,557 @@ + 0 $accept : list $end + + 1 list : + 2 | list stat '\n' + 3 | list error '\n' + + 4 stat : expr + 5 | LETTER '=' expr + + 6 expr : '(' expr ')' + 7 | expr "ADD-operator" expr + 8 | expr "SUB-operator" expr + 9 | expr "MUL-operator" expr + 10 | expr "DIV-operator" expr + 11 | expr "MOD-operator" expr + 12 | expr "AND-operator" expr + 13 | expr '|' expr + 14 | "SUB-operator" expr + 15 | LETTER + 16 | number + + 17 number : DIGIT + 18 | number DIGIT + +state 0 + $accept : . list $end (0) + list : . (1) + + . reduce 1 + + list goto 1 + + +state 1 + $accept : list . $end (0) + list : list . stat '\n' (2) + list : list . error '\n' (3) + + $end accept + error shift 2 + "SUB-operator" shift 3 + DIGIT shift 4 + LETTER shift 5 + '(' shift 6 + . error + + stat goto 7 + expr goto 8 + number goto 9 + + +state 2 + list : list error . '\n' (3) + + '\n' shift 10 + . error + + +state 3 + expr : "SUB-operator" . expr (14) + + "SUB-operator" shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 12 + number goto 9 + + +state 4 + number : DIGIT . (17) + + . reduce 17 + + +state 5 + stat : LETTER . '=' expr (5) + expr : LETTER . (15) + + '=' shift 13 + "ADD-operator" reduce 15 + "SUB-operator" reduce 15 + "MUL-operator" reduce 15 + "DIV-operator" reduce 15 + "MOD-operator" reduce 15 + "AND-operator" reduce 15 + '|' reduce 15 + '\n' reduce 15 + + +state 6 + expr : '(' . expr ')' (6) + + "SUB-operator" shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 14 + number goto 9 + + +state 7 + list : list stat . '\n' (2) + + '\n' shift 15 + . error + + +state 8 + stat : expr . (4) + expr : expr . "ADD-operator" expr (7) + expr : expr . "SUB-operator" expr (8) + expr : expr . "MUL-operator" expr (9) + expr : expr . "DIV-operator" expr (10) + expr : expr . "MOD-operator" expr (11) + expr : expr . "AND-operator" expr (12) + expr : expr . '|' expr (13) + + "ADD-operator" shift 16 + "SUB-operator" shift 17 + "MUL-operator" shift 18 + "DIV-operator" shift 19 + "MOD-operator" shift 20 + "AND-operator" shift 21 + '|' shift 22 + '\n' reduce 4 + + +state 9 + expr : number . (16) + number : number . DIGIT (18) + + DIGIT shift 23 + "ADD-operator" reduce 16 + "SUB-operator" reduce 16 + "MUL-operator" reduce 16 + "DIV-operator" reduce 16 + "MOD-operator" reduce 16 + "AND-operator" reduce 16 + '|' reduce 16 + '\n' reduce 16 + ')' reduce 16 + + +state 10 + list : list error '\n' . (3) + + . reduce 3 + + +state 11 + expr : LETTER . (15) + + . reduce 15 + + +12: shift/reduce conflict (shift 16, reduce 14) on "ADD-operator" +12: shift/reduce conflict (shift 17, reduce 14) on "SUB-operator" +12: shift/reduce conflict (shift 18, reduce 14) on "MUL-operator" +12: shift/reduce conflict (shift 19, reduce 14) on "DIV-operator" +12: shift/reduce conflict (shift 20, reduce 14) on "MOD-operator" +12: shift/reduce conflict (shift 21, reduce 14) on "AND-operator" +state 12 + expr : expr . "ADD-operator" expr (7) + expr : expr . "SUB-operator" expr (8) + expr : expr . "MUL-operator" expr (9) + expr : expr . "DIV-operator" expr (10) + expr : expr . "MOD-operator" expr (11) + expr : expr . "AND-operator" expr (12) + expr : expr . '|' expr (13) + expr : "SUB-operator" expr . (14) + + "ADD-operator" shift 16 + "SUB-operator" shift 17 + "MUL-operator" shift 18 + "DIV-operator" shift 19 + "MOD-operator" shift 20 + "AND-operator" shift 21 + '|' reduce 14 + '\n' reduce 14 + ')' reduce 14 + + +state 13 + stat : LETTER '=' . expr (5) + + "SUB-operator" shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 24 + number goto 9 + + +state 14 + expr : '(' expr . ')' (6) + expr : expr . "ADD-operator" expr (7) + expr : expr . "SUB-operator" expr (8) + expr : expr . "MUL-operator" expr (9) + expr : expr . "DIV-operator" expr (10) + expr : expr . "MOD-operator" expr (11) + expr : expr . "AND-operator" expr (12) + expr : expr . '|' expr (13) + + "ADD-operator" shift 16 + "SUB-operator" shift 17 + "MUL-operator" shift 18 + "DIV-operator" shift 19 + "MOD-operator" shift 20 + "AND-operator" shift 21 + '|' shift 22 + ')' shift 25 + . error + + +state 15 + list : list stat '\n' . (2) + + . reduce 2 + + +state 16 + expr : expr "ADD-operator" . expr (7) + + "SUB-operator" shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 26 + number goto 9 + + +state 17 + expr : expr "SUB-operator" . expr (8) + + "SUB-operator" shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 27 + number goto 9 + + +state 18 + expr : expr "MUL-operator" . expr (9) + + "SUB-operator" shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 28 + number goto 9 + + +state 19 + expr : expr "DIV-operator" . expr (10) + + "SUB-operator" shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 29 + number goto 9 + + +state 20 + expr : expr "MOD-operator" . expr (11) + + "SUB-operator" shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 30 + number goto 9 + + +state 21 + expr : expr "AND-operator" . expr (12) + + "SUB-operator" shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 31 + number goto 9 + + +state 22 + expr : expr '|' . expr (13) + + "SUB-operator" shift 3 + DIGIT shift 4 + LETTER shift 11 + '(' shift 6 + . error + + expr goto 32 + number goto 9 + + +state 23 + number : number DIGIT . (18) + + . reduce 18 + + +state 24 + stat : LETTER '=' expr . (5) + expr : expr . "ADD-operator" expr (7) + expr : expr . "SUB-operator" expr (8) + expr : expr . "MUL-operator" expr (9) + expr : expr . "DIV-operator" expr (10) + expr : expr . "MOD-operator" expr (11) + expr : expr . "AND-operator" expr (12) + expr : expr . '|' expr (13) + + "ADD-operator" shift 16 + "SUB-operator" shift 17 + "MUL-operator" shift 18 + "DIV-operator" shift 19 + "MOD-operator" shift 20 + "AND-operator" shift 21 + '|' shift 22 + '\n' reduce 5 + + +state 25 + expr : '(' expr ')' . (6) + + . reduce 6 + + +26: shift/reduce conflict (shift 16, reduce 7) on "ADD-operator" +26: shift/reduce conflict (shift 17, reduce 7) on "SUB-operator" +26: shift/reduce conflict (shift 18, reduce 7) on "MUL-operator" +26: shift/reduce conflict (shift 19, reduce 7) on "DIV-operator" +26: shift/reduce conflict (shift 20, reduce 7) on "MOD-operator" +26: shift/reduce conflict (shift 21, reduce 7) on "AND-operator" +26: shift/reduce conflict (shift 22, reduce 7) on '|' +state 26 + expr : expr . "ADD-operator" expr (7) + expr : expr "ADD-operator" expr . (7) + expr : expr . "SUB-operator" expr (8) + expr : expr . "MUL-operator" expr (9) + expr : expr . "DIV-operator" expr (10) + expr : expr . "MOD-operator" expr (11) + expr : expr . "AND-operator" expr (12) + expr : expr . '|' expr (13) + + "ADD-operator" shift 16 + "SUB-operator" shift 17 + "MUL-operator" shift 18 + "DIV-operator" shift 19 + "MOD-operator" shift 20 + "AND-operator" shift 21 + '|' shift 22 + '\n' reduce 7 + ')' reduce 7 + + +27: shift/reduce conflict (shift 16, reduce 8) on "ADD-operator" +27: shift/reduce conflict (shift 17, reduce 8) on "SUB-operator" +27: shift/reduce conflict (shift 18, reduce 8) on "MUL-operator" +27: shift/reduce conflict (shift 19, reduce 8) on "DIV-operator" +27: shift/reduce conflict (shift 20, reduce 8) on "MOD-operator" +27: shift/reduce conflict (shift 21, reduce 8) on "AND-operator" +27: shift/reduce conflict (shift 22, reduce 8) on '|' +state 27 + expr : expr . "ADD-operator" expr (7) + expr : expr . "SUB-operator" expr (8) + expr : expr "SUB-operator" expr . (8) + expr : expr . "MUL-operator" expr (9) + expr : expr . "DIV-operator" expr (10) + expr : expr . "MOD-operator" expr (11) + expr : expr . "AND-operator" expr (12) + expr : expr . '|' expr (13) + + "ADD-operator" shift 16 + "SUB-operator" shift 17 + "MUL-operator" shift 18 + "DIV-operator" shift 19 + "MOD-operator" shift 20 + "AND-operator" shift 21 + '|' shift 22 + '\n' reduce 8 + ')' reduce 8 + + +28: shift/reduce conflict (shift 16, reduce 9) on "ADD-operator" +28: shift/reduce conflict (shift 17, reduce 9) on "SUB-operator" +28: shift/reduce conflict (shift 18, reduce 9) on "MUL-operator" +28: shift/reduce conflict (shift 19, reduce 9) on "DIV-operator" +28: shift/reduce conflict (shift 20, reduce 9) on "MOD-operator" +28: shift/reduce conflict (shift 21, reduce 9) on "AND-operator" +28: shift/reduce conflict (shift 22, reduce 9) on '|' +state 28 + expr : expr . "ADD-operator" expr (7) + expr : expr . "SUB-operator" expr (8) + expr : expr . "MUL-operator" expr (9) + expr : expr "MUL-operator" expr . (9) + expr : expr . "DIV-operator" expr (10) + expr : expr . "MOD-operator" expr (11) + expr : expr . "AND-operator" expr (12) + expr : expr . '|' expr (13) + + "ADD-operator" shift 16 + "SUB-operator" shift 17 + "MUL-operator" shift 18 + "DIV-operator" shift 19 + "MOD-operator" shift 20 + "AND-operator" shift 21 + '|' shift 22 + '\n' reduce 9 + ')' reduce 9 + + +29: shift/reduce conflict (shift 16, reduce 10) on "ADD-operator" +29: shift/reduce conflict (shift 17, reduce 10) on "SUB-operator" +29: shift/reduce conflict (shift 18, reduce 10) on "MUL-operator" +29: shift/reduce conflict (shift 19, reduce 10) on "DIV-operator" +29: shift/reduce conflict (shift 20, reduce 10) on "MOD-operator" +29: shift/reduce conflict (shift 21, reduce 10) on "AND-operator" +29: shift/reduce conflict (shift 22, reduce 10) on '|' +state 29 + expr : expr . "ADD-operator" expr (7) + expr : expr . "SUB-operator" expr (8) + expr : expr . "MUL-operator" expr (9) + expr : expr . "DIV-operator" expr (10) + expr : expr "DIV-operator" expr . (10) + expr : expr . "MOD-operator" expr (11) + expr : expr . "AND-operator" expr (12) + expr : expr . '|' expr (13) + + "ADD-operator" shift 16 + "SUB-operator" shift 17 + "MUL-operator" shift 18 + "DIV-operator" shift 19 + "MOD-operator" shift 20 + "AND-operator" shift 21 + '|' shift 22 + '\n' reduce 10 + ')' reduce 10 + + +30: shift/reduce conflict (shift 16, reduce 11) on "ADD-operator" +30: shift/reduce conflict (shift 17, reduce 11) on "SUB-operator" +30: shift/reduce conflict (shift 18, reduce 11) on "MUL-operator" +30: shift/reduce conflict (shift 19, reduce 11) on "DIV-operator" +30: shift/reduce conflict (shift 20, reduce 11) on "MOD-operator" +30: shift/reduce conflict (shift 21, reduce 11) on "AND-operator" +30: shift/reduce conflict (shift 22, reduce 11) on '|' +state 30 + expr : expr . "ADD-operator" expr (7) + expr : expr . "SUB-operator" expr (8) + expr : expr . "MUL-operator" expr (9) + expr : expr . "DIV-operator" expr (10) + expr : expr . "MOD-operator" expr (11) + expr : expr "MOD-operator" expr . (11) + expr : expr . "AND-operator" expr (12) + expr : expr . '|' expr (13) + + "ADD-operator" shift 16 + "SUB-operator" shift 17 + "MUL-operator" shift 18 + "DIV-operator" shift 19 + "MOD-operator" shift 20 + "AND-operator" shift 21 + '|' shift 22 + '\n' reduce 11 + ')' reduce 11 + + +31: shift/reduce conflict (shift 16, reduce 12) on "ADD-operator" +31: shift/reduce conflict (shift 17, reduce 12) on "SUB-operator" +31: shift/reduce conflict (shift 18, reduce 12) on "MUL-operator" +31: shift/reduce conflict (shift 19, reduce 12) on "DIV-operator" +31: shift/reduce conflict (shift 20, reduce 12) on "MOD-operator" +31: shift/reduce conflict (shift 21, reduce 12) on "AND-operator" +31: shift/reduce conflict (shift 22, reduce 12) on '|' +state 31 + expr : expr . "ADD-operator" expr (7) + expr : expr . "SUB-operator" expr (8) + expr : expr . "MUL-operator" expr (9) + expr : expr . "DIV-operator" expr (10) + expr : expr . "MOD-operator" expr (11) + expr : expr . "AND-operator" expr (12) + expr : expr "AND-operator" expr . (12) + expr : expr . '|' expr (13) + + "ADD-operator" shift 16 + "SUB-operator" shift 17 + "MUL-operator" shift 18 + "DIV-operator" shift 19 + "MOD-operator" shift 20 + "AND-operator" shift 21 + '|' shift 22 + '\n' reduce 12 + ')' reduce 12 + + +32: shift/reduce conflict (shift 16, reduce 13) on "ADD-operator" +32: shift/reduce conflict (shift 17, reduce 13) on "SUB-operator" +32: shift/reduce conflict (shift 18, reduce 13) on "MUL-operator" +32: shift/reduce conflict (shift 19, reduce 13) on "DIV-operator" +32: shift/reduce conflict (shift 20, reduce 13) on "MOD-operator" +32: shift/reduce conflict (shift 21, reduce 13) on "AND-operator" +state 32 + expr : expr . "ADD-operator" expr (7) + expr : expr . "SUB-operator" expr (8) + expr : expr . "MUL-operator" expr (9) + expr : expr . "DIV-operator" expr (10) + expr : expr . "MOD-operator" expr (11) + expr : expr . "AND-operator" expr (12) + expr : expr . '|' expr (13) + expr : expr '|' expr . (13) + + "ADD-operator" shift 16 + "SUB-operator" shift 17 + "MUL-operator" shift 18 + "DIV-operator" shift 19 + "MOD-operator" shift 20 + "AND-operator" shift 21 + '|' reduce 13 + '\n' reduce 13 + ')' reduce 13 + + +State 12 contains 6 shift/reduce conflicts. +State 26 contains 7 shift/reduce conflicts. +State 27 contains 7 shift/reduce conflicts. +State 28 contains 7 shift/reduce conflicts. +State 29 contains 7 shift/reduce conflicts. +State 30 contains 7 shift/reduce conflicts. +State 31 contains 7 shift/reduce conflicts. +State 32 contains 6 shift/reduce conflicts. + + +28 terminals, 5 nonterminals +19 grammar rules, 33 states diff --git a/test/quote_calc4.tab.c b/test/quote_calc4.tab.c new file mode 100644 index 000000000000..da2f25e800a1 --- /dev/null +++ b/test/quote_calc4.tab.c @@ -0,0 +1,688 @@ +#ifndef lint +static const char yysccsid[] = "@(#)yaccpar 1.9 (Berkeley) 02/21/93"; +#endif + +#define YYBYACC 1 +#define YYMAJOR 1 +#define YYMINOR 9 + +#define YYEMPTY (-1) +#define yyclearin (yychar = YYEMPTY) +#define yyerrok (yyerrflag = 0) +#define YYRECOVERING() (yyerrflag != 0) + + +#ifndef yyparse +#define yyparse quote_calc4_parse +#endif /* yyparse */ + +#ifndef yylex +#define yylex quote_calc4_lex +#endif /* yylex */ + +#ifndef yyerror +#define yyerror quote_calc4_error +#endif /* yyerror */ + +#ifndef yychar +#define yychar quote_calc4_char +#endif /* yychar */ + +#ifndef yyval +#define yyval quote_calc4_val +#endif /* yyval */ + +#ifndef yylval +#define yylval quote_calc4_lval +#endif /* yylval */ + +#ifndef yydebug +#define yydebug quote_calc4_debug +#endif /* yydebug */ + +#ifndef yynerrs +#define yynerrs quote_calc4_nerrs +#endif /* yynerrs */ + +#ifndef yyerrflag +#define yyerrflag quote_calc4_errflag +#endif /* yyerrflag */ + +#ifndef yylhs +#define yylhs quote_calc4_lhs +#endif /* yylhs */ + +#ifndef yylen +#define yylen quote_calc4_len +#endif /* yylen */ + +#ifndef yydefred +#define yydefred quote_calc4_defred +#endif /* yydefred */ + +#ifndef yydgoto +#define yydgoto quote_calc4_dgoto +#endif /* yydgoto */ + +#ifndef yysindex +#define yysindex quote_calc4_sindex +#endif /* yysindex */ + +#ifndef yyrindex +#define yyrindex quote_calc4_rindex +#endif /* yyrindex */ + +#ifndef yygindex +#define yygindex quote_calc4_gindex +#endif /* yygindex */ + +#ifndef yytable +#define yytable quote_calc4_table +#endif /* yytable */ + +#ifndef yycheck +#define yycheck quote_calc4_check +#endif /* yycheck */ + +#ifndef yyname +#define yyname quote_calc4_name +#endif /* yyname */ + +#ifndef yyrule +#define yyrule quote_calc4_rule +#endif /* yyrule */ +#define YYPREFIX "quote_calc4_" + +#define YYPURE 0 + +#line 2 "quote_calc4.y" +# include +# include + +int regs[26]; +int base; + +int yylex(void); +static void yyerror(const char *s); + +#line 109 "quote_calc4.tab.c" + +#ifndef YYSTYPE +typedef int YYSTYPE; +#endif + +/* compatibility with bison */ +#ifdef YYPARSE_PARAM +/* compatibility with FreeBSD */ +# ifdef YYPARSE_PARAM_TYPE +# define YYPARSE_DECL() yyparse(YYPARSE_PARAM_TYPE YYPARSE_PARAM) +# else +# define YYPARSE_DECL() yyparse(void *YYPARSE_PARAM) +# endif +#else +# define YYPARSE_DECL() yyparse(void) +#endif + +/* Parameters sent to lex. */ +#ifdef YYLEX_PARAM +# define YYLEX_DECL() yylex(void *YYLEX_PARAM) +# define YYLEX yylex(YYLEX_PARAM) +#else +# define YYLEX_DECL() yylex(void) +# define YYLEX yylex() +#endif + +/* Parameters sent to yyerror. */ +#ifndef YYERROR_DECL +#define YYERROR_DECL() yyerror(const char *s) +#endif +#ifndef YYERROR_CALL +#define YYERROR_CALL(msg) yyerror(msg) +#endif + +extern int YYPARSE_DECL(); + +#define OP_ADD 257 +#define OP_SUB 259 +#define OP_MUL 261 +#define OP_DIV 263 +#define OP_MOD 265 +#define OP_AND 267 +#define DIGIT 269 +#define LETTER 270 +#define UMINUS 271 +#define YYERRCODE 256 +static const short quote_calc4_lhs[] = { -1, + 0, 0, 0, 1, 1, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 3, 3, +}; +static const short quote_calc4_len[] = { 2, + 0, 3, 3, 1, 3, 3, 3, 3, 3, 3, + 3, 3, 3, 2, 1, 1, 1, 2, +}; +static const short quote_calc4_defred[] = { 1, + 0, 0, 0, 17, 0, 0, 0, 0, 0, 3, + 15, 0, 0, 0, 2, 0, 0, 0, 0, 0, + 0, 0, 18, 0, 6, 0, 0, 0, 0, 0, + 0, 0, +}; +static const short quote_calc4_dgoto[] = { 1, + 7, 8, 9, +}; +static const short quote_calc4_sindex[] = { 0, + -38, 4, -36, 0, -51, -36, 6, -121, -249, 0, + 0, -243, -36, -23, 0, -36, -36, -36, -36, -36, + -36, -36, 0, -121, 0, -121, -121, -121, -121, -121, + -121, -243, +}; +static const short quote_calc4_rindex[] = { 0, + 0, 0, 0, 0, -9, 0, 0, 12, -10, 0, + 0, -5, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 14, 0, -3, -2, -1, 1, 2, + 3, -4, +}; +static const short quote_calc4_gindex[] = { 0, + 0, 42, 0, +}; +#define YYTABLESIZE 259 +static const short quote_calc4_table[] = { 16, + 15, 6, 22, 6, 14, 13, 7, 8, 9, 13, + 10, 11, 12, 10, 16, 15, 17, 25, 18, 23, + 19, 4, 20, 5, 21, 0, 0, 0, 0, 0, + 16, 0, 0, 0, 0, 14, 13, 7, 8, 9, + 0, 10, 11, 12, 12, 0, 0, 14, 0, 0, + 0, 0, 0, 0, 24, 0, 0, 26, 27, 28, + 29, 30, 31, 32, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 16, 15, 0, 0, 0, 14, 13, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 16, 0, 17, 0, + 18, 0, 19, 0, 20, 0, 21, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, + 0, 3, 0, 3, 0, 0, 0, 0, 0, 0, + 4, 5, 4, 11, 16, 0, 17, 0, 18, 0, + 19, 0, 20, 0, 21, 0, 0, 16, 15, 16, + 15, 16, 15, 16, 15, 16, 15, 16, 15, +}; +static const short quote_calc4_check[] = { 10, + 10, 40, 124, 40, 10, 10, 10, 10, 10, 61, + 10, 10, 10, 10, 258, 10, 260, 41, 262, 269, + 264, 10, 266, 10, 268, -1, -1, -1, -1, -1, + 41, -1, -1, -1, -1, 41, 41, 41, 41, 41, + -1, 41, 41, 41, 3, -1, -1, 6, -1, -1, + -1, -1, -1, -1, 13, -1, -1, 16, 17, 18, + 19, 20, 21, 22, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + 124, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, 124, 124, -1, -1, -1, 124, 124, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, 258, -1, 260, -1, + 262, -1, 264, -1, 266, -1, 268, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, 256, -1, -1, + -1, 260, -1, 260, -1, -1, -1, -1, -1, -1, + 269, 270, 269, 270, 258, -1, 260, -1, 262, -1, + 264, -1, 266, -1, 268, -1, -1, 258, 258, 260, + 260, 262, 262, 264, 264, 266, 266, 268, 268, +}; +#define YYFINAL 1 +#ifndef YYDEBUG +#define YYDEBUG 0 +#endif +#define YYMAXTOKEN 271 +#if YYDEBUG +static const char *yyname[] = { + +"end-of-file",0,0,0,0,0,0,0,0,0,"'\\n'",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,"'%'","'&'",0,"'('","')'","'*'","'+'",0,"'-'",0,"'/'",0,0,0,0,0,0,0, +0,0,0,0,0,0,"'='",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"'|'",0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, +0,0,0,0,0,0,"OP_ADD","\"ADD-operator\"","OP_SUB","\"SUB-operator\"","OP_MUL", +"\"MUL-operator\"","OP_DIV","\"DIV-operator\"","OP_MOD","\"MOD-operator\"", +"OP_AND","\"AND-operator\"","DIGIT","LETTER","UMINUS", +}; +static const char *yyrule[] = { +"$accept : list", +"list :", +"list : list stat '\\n'", +"list : list error '\\n'", +"stat : expr", +"stat : LETTER '=' expr", +"expr : '(' expr ')'", +"expr : expr \"ADD-operator\" expr", +"expr : expr \"SUB-operator\" expr", +"expr : expr \"MUL-operator\" expr", +"expr : expr \"DIV-operator\" expr", +"expr : expr \"MOD-operator\" expr", +"expr : expr \"AND-operator\" expr", +"expr : expr '|' expr", +"expr : \"SUB-operator\" expr", +"expr : LETTER", +"expr : number", +"number : DIGIT", +"number : number DIGIT", + +}; +#endif + +int yydebug; +int yynerrs; + +int yyerrflag; +int yychar; +YYSTYPE yyval; +YYSTYPE yylval; + +/* define the initial stack-sizes */ +#ifdef YYSTACKSIZE +#undef YYMAXDEPTH +#define YYMAXDEPTH YYSTACKSIZE +#else +#ifdef YYMAXDEPTH +#define YYSTACKSIZE YYMAXDEPTH +#else +#define YYSTACKSIZE 500 +#define YYMAXDEPTH 500 +#endif +#endif + +#define YYINITSTACKSIZE 500 + +typedef struct { + unsigned stacksize; + short *s_base; + short *s_mark; + short *s_last; + YYSTYPE *l_base; + YYSTYPE *l_mark; +} YYSTACKDATA; +/* variables for the parser stack */ +static YYSTACKDATA yystack; +#line 73 "quote_calc4.y" + /* start of programs */ + +int +main (void) +{ + while(!feof(stdin)) { + yyparse(); + } + return 0; +} + +static void +yyerror(const char *s) +{ + fprintf(stderr, "%s\n", s); +} + +int +yylex(void) { + /* lexical analysis routine */ + /* returns LETTER for a lower case letter, yylval = 0 through 25 */ + /* return DIGIT for a digit, yylval = 0 through 9 */ + /* all other characters are returned immediately */ + + int c; + + while( (c=getchar()) == ' ' ) { /* skip blanks */ } + + /* c is now nonblank */ + + if( islower( c )) { + yylval = c - 'a'; + return ( LETTER ); + } + if( isdigit( c )) { + yylval = c - '0'; + return ( DIGIT ); + } + return( c ); +} +#line 362 "quote_calc4.tab.c" + +#if YYDEBUG +#include /* needed for printf */ +#endif + +#include /* needed for malloc, etc */ +#include /* needed for memset */ + +/* allocate initial stack or double stack size, up to YYMAXDEPTH */ +static int yygrowstack(YYSTACKDATA *data) +{ + int i; + unsigned newsize; + short *newss; + YYSTYPE *newvs; + + if ((newsize = data->stacksize) == 0) + newsize = YYINITSTACKSIZE; + else if (newsize >= YYMAXDEPTH) + return -1; + else if ((newsize *= 2) > YYMAXDEPTH) + newsize = YYMAXDEPTH; + + i = data->s_mark - data->s_base; + newss = (short *)realloc(data->s_base, newsize * sizeof(*newss)); + if (newss == 0) + return -1; + + data->s_base = newss; + data->s_mark = newss + i; + + newvs = (YYSTYPE *)realloc(data->l_base, newsize * sizeof(*newvs)); + if (newvs == 0) + return -1; + + data->l_base = newvs; + data->l_mark = newvs + i; + + data->stacksize = newsize; + data->s_last = data->s_base + newsize - 1; + return 0; +} + +#if YYPURE || defined(YY_NO_LEAKS) +static void yyfreestack(YYSTACKDATA *data) +{ + free(data->s_base); + free(data->l_base); + memset(data, 0, sizeof(*data)); +} +#else +#define yyfreestack(data) /* nothing */ +#endif + +#define YYABORT goto yyabort +#define YYREJECT goto yyabort +#define YYACCEPT goto yyaccept +#define YYERROR goto yyerrlab + +int +YYPARSE_DECL() +{ + int yym, yyn, yystate; +#if YYDEBUG + const char *yys; + + if ((yys = getenv("YYDEBUG")) != 0) + { + yyn = *yys; + if (yyn >= '0' && yyn <= '9') + yydebug = yyn - '0'; + } +#endif + + yynerrs = 0; + yyerrflag = 0; + yychar = YYEMPTY; + yystate = 0; + +#if YYPURE + memset(&yystack, 0, sizeof(yystack)); +#endif + + if (yystack.s_base == NULL && yygrowstack(&yystack)) goto yyoverflow; + yystack.s_mark = yystack.s_base; + yystack.l_mark = yystack.l_base; + yystate = 0; + *yystack.s_mark = 0; + +yyloop: + if ((yyn = yydefred[yystate]) != 0) goto yyreduce; + if (yychar < 0) + { + if ((yychar = YYLEX) < 0) yychar = 0; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, reading %d (%s)\n", + YYPREFIX, yystate, yychar, yys); + } +#endif + } + if ((yyn = yysindex[yystate]) && (yyn += yychar) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yychar) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, shifting to state %d\n", + YYPREFIX, yystate, yytable[yyn]); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + yystate = yytable[yyn]; + *++yystack.s_mark = yytable[yyn]; + *++yystack.l_mark = yylval; + yychar = YYEMPTY; + if (yyerrflag > 0) --yyerrflag; + goto yyloop; + } + if ((yyn = yyrindex[yystate]) && (yyn += yychar) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yychar) + { + yyn = yytable[yyn]; + goto yyreduce; + } + if (yyerrflag) goto yyinrecovery; + + yyerror("syntax error"); + + goto yyerrlab; + +yyerrlab: + ++yynerrs; + +yyinrecovery: + if (yyerrflag < 3) + { + yyerrflag = 3; + for (;;) + { + if ((yyn = yysindex[*yystack.s_mark]) && (yyn += YYERRCODE) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == YYERRCODE) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, error recovery shifting\ + to state %d\n", YYPREFIX, *yystack.s_mark, yytable[yyn]); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + yystate = yytable[yyn]; + *++yystack.s_mark = yytable[yyn]; + *++yystack.l_mark = yylval; + goto yyloop; + } + else + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: error recovery discarding state %d\n", + YYPREFIX, *yystack.s_mark); +#endif + if (yystack.s_mark <= yystack.s_base) goto yyabort; + --yystack.s_mark; + --yystack.l_mark; + } + } + } + else + { + if (yychar == 0) goto yyabort; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, error recovery discards token %d (%s)\n", + YYPREFIX, yystate, yychar, yys); + } +#endif + yychar = YYEMPTY; + goto yyloop; + } + +yyreduce: +#if YYDEBUG + if (yydebug) + printf("%sdebug: state %d, reducing by rule %d (%s)\n", + YYPREFIX, yystate, yyn, yyrule[yyn]); +#endif + yym = yylen[yyn]; + if (yym) + yyval = yystack.l_mark[1-yym]; + else + memset(&yyval, 0, sizeof yyval); + switch (yyn) + { +case 3: +#line 35 "quote_calc4.y" + { yyerrok ; } +break; +case 4: +#line 39 "quote_calc4.y" + { printf("%d\n",yystack.l_mark[0]);} +break; +case 5: +#line 41 "quote_calc4.y" + { regs[yystack.l_mark[-2]] = yystack.l_mark[0]; } +break; +case 6: +#line 45 "quote_calc4.y" + { yyval = yystack.l_mark[-1]; } +break; +case 7: +#line 47 "quote_calc4.y" + { yyval = yystack.l_mark[-2] + yystack.l_mark[0]; } +break; +case 8: +#line 49 "quote_calc4.y" + { yyval = yystack.l_mark[-2] - yystack.l_mark[0]; } +break; +case 9: +#line 51 "quote_calc4.y" + { yyval = yystack.l_mark[-2] * yystack.l_mark[0]; } +break; +case 10: +#line 53 "quote_calc4.y" + { yyval = yystack.l_mark[-2] / yystack.l_mark[0]; } +break; +case 11: +#line 55 "quote_calc4.y" + { yyval = yystack.l_mark[-2] % yystack.l_mark[0]; } +break; +case 12: +#line 57 "quote_calc4.y" + { yyval = yystack.l_mark[-2] & yystack.l_mark[0]; } +break; +case 13: +#line 59 "quote_calc4.y" + { yyval = yystack.l_mark[-2] | yystack.l_mark[0]; } +break; +case 14: +#line 61 "quote_calc4.y" + { yyval = - yystack.l_mark[0]; } +break; +case 15: +#line 63 "quote_calc4.y" + { yyval = regs[yystack.l_mark[0]]; } +break; +case 17: +#line 68 "quote_calc4.y" + { yyval = yystack.l_mark[0]; base = (yystack.l_mark[0]==0) ? 8 : 10; } +break; +case 18: +#line 70 "quote_calc4.y" + { yyval = base * yystack.l_mark[-1] + yystack.l_mark[0]; } +break; +#line 628 "quote_calc4.tab.c" + } + yystack.s_mark -= yym; + yystate = *yystack.s_mark; + yystack.l_mark -= yym; + yym = yylhs[yyn]; + if (yystate == 0 && yym == 0) + { +#if YYDEBUG + if (yydebug) + printf("%sdebug: after reduction, shifting from state 0 to\ + state %d\n", YYPREFIX, YYFINAL); +#endif + yystate = YYFINAL; + *++yystack.s_mark = YYFINAL; + *++yystack.l_mark = yyval; + if (yychar < 0) + { + if ((yychar = YYLEX) < 0) yychar = 0; +#if YYDEBUG + if (yydebug) + { + yys = 0; + if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; + if (!yys) yys = "illegal-symbol"; + printf("%sdebug: state %d, reading %d (%s)\n", + YYPREFIX, YYFINAL, yychar, yys); + } +#endif + } + if (yychar == 0) goto yyaccept; + goto yyloop; + } + if ((yyn = yygindex[yym]) && (yyn += yystate) >= 0 && + yyn <= YYTABLESIZE && yycheck[yyn] == yystate) + yystate = yytable[yyn]; + else + yystate = yydgoto[yym]; +#if YYDEBUG + if (yydebug) + printf("%sdebug: after reduction, shifting from state %d \ +to state %d\n", YYPREFIX, *yystack.s_mark, yystate); +#endif + if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack)) + { + goto yyoverflow; + } + *++yystack.s_mark = (short) yystate; + *++yystack.l_mark = yyval; + goto yyloop; + +yyoverflow: + yyerror("yacc stack overflow"); + +yyabort: + yyfreestack(&yystack); + return (1); + +yyaccept: + yyfreestack(&yystack); + return (0); +} diff --git a/test/quote_calc4.tab.h b/test/quote_calc4.tab.h new file mode 100644 index 000000000000..1a4657903411 --- /dev/null +++ b/test/quote_calc4.tab.h @@ -0,0 +1,9 @@ +#define OP_ADD 257 +#define OP_SUB 259 +#define OP_MUL 261 +#define OP_DIV 263 +#define OP_MOD 265 +#define OP_AND 267 +#define DIGIT 269 +#define LETTER 270 +#define UMINUS 271 diff --git a/test/quote_calc4.y b/test/quote_calc4.y new file mode 100644 index 000000000000..34b790e67f12 --- /dev/null +++ b/test/quote_calc4.y @@ -0,0 +1,112 @@ +%{ +# include +# include + +int regs[26]; +int base; + +int yylex(void); +static void yyerror(const char *s); + +%} + +%start list + +%token OP_ADD "ADD-operator" +%token OP_SUB "SUB-operator" +%token OP_MUL "MUL-operator" +%token OP_DIV "DIV-operator" +%token OP_MOD "MOD-operator" +%token OP_AND "AND-operator" + +%token DIGIT LETTER + +%left '|' +%left '&' +%left '+' '-' +%left '*' '/' '%' +%left UMINUS /* supplies precedence for unary minus */ + +%% /* beginning of rules section */ + +list : /* empty */ + | list stat '\n' + | list error '\n' + { yyerrok ; } + ; + +stat : expr + { printf("%d\n",$1);} + | LETTER '=' expr + { regs[$1] = $3; } + ; + +expr : '(' expr ')' + { $$ = $2; } + | expr "ADD-operator" expr + { $$ = $1 + $3; } + | expr "SUB-operator" expr + { $$ = $1 - $3; } + | expr "MUL-operator" expr + { $$ = $1 * $3; } + | expr "DIV-operator" expr + { $$ = $1 / $3; } + | expr "MOD-operator" expr + { $$ = $1 % $3; } + | expr "AND-operator" expr + { $$ = $1 & $3; } + | expr '|' expr + { $$ = $1 | $3; } + | "SUB-operator" expr %prec UMINUS + { $$ = - $2; } + | LETTER + { $$ = regs[$1]; } + | number + ; + +number: DIGIT + { $$ = $1; base = ($1==0) ? 8 : 10; } + | number DIGIT + { $$ = base * $1 + $2; } + ; + +%% /* start of programs */ + +int +main (void) +{ + while(!feof(stdin)) { + yyparse(); + } + return 0; +} + +static void +yyerror(const char *s) +{ + fprintf(stderr, "%s\n", s); +} + +int +yylex(void) { + /* lexical analysis routine */ + /* returns LETTER for a lower case letter, yylval = 0 through 25 */ + /* return DIGIT for a digit, yylval = 0 through 9 */ + /* all other characters are returned immediately */ + + int c; + + while( (c=getchar()) == ' ' ) { /* skip blanks */ } + + /* c is now nonblank */ + + if( islower( c )) { + yylval = c - 'a'; + return ( LETTER ); + } + if( isdigit( c )) { + yylval = c - '0'; + return ( DIGIT ); + } + return( c ); +} diff --git a/test/run_lint.sh b/test/run_lint.sh new file mode 100755 index 000000000000..3230551045c7 --- /dev/null +++ b/test/run_lint.sh @@ -0,0 +1,20 @@ +#!/bin/sh +# $Id: run_lint.sh,v 1.1 2010/06/08 09:00:58 tom Exp $ +# vi:ts=4 sw=4: + +# run lint on each of the ".c" files in the test directory + +if test $# = 1 +then + PROG_DIR=`pwd` + TEST_DIR=$1 +else + PROG_DIR=.. + TEST_DIR=. +fi + +echo '** '`date` +for i in ${TEST_DIR}/*.c +do + make -f $PROG_DIR/makefile lint C_FILES=$i srcdir=$PROG_DIR +done diff --git a/test/run_make.sh b/test/run_make.sh new file mode 100755 index 000000000000..2bbe95d1841f --- /dev/null +++ b/test/run_make.sh @@ -0,0 +1,139 @@ +#!/bin/sh +# $Id: run_make.sh,v 1.9 2012/01/15 22:35:01 tom Exp $ +# vi:ts=4 sw=4: + +# do a test-compile on each of the ".c" files in the test-directory + +BISON=`bison --version 2>/dev/null | head -n 1 | sed -e 's/^[^0-9.]*//' -e 's/[^0-9.]*$//'` + +if test $# = 1 +then + PROG_DIR=`pwd` + TEST_DIR=$1 +else + PROG_DIR=.. + TEST_DIR=. +fi + +MY_MAKE="make -f $PROG_DIR/makefile srcdir=$PROG_DIR VPATH=$TEST_DIR" + +echo '** '`date` +for input in ${TEST_DIR}/*.c +do + test -f "$input" || continue + + obj=`basename "$input" .c`.o + + $MY_MAKE $obj C_FILES=$input + test -f $obj && rm $obj + + DEFS= + case $input in #(vi + ${TEST_DIR}/pure_*) + # DEFS="-DYYLEX_PARAM=flag -DYYLEX_PARAM_TYPE=int" + ;; + esac + + if test "x$DEFS" != "x" + then + $MY_MAKE $obj C_FILES=$input DEFINES="$DEFS" + test -f $obj && rm -f $obj + fi +done + +if test -n "$BISON" +then + echo "** compare with bison $BISON" + for input in ${TEST_DIR}/*.y + do + test -f "$input" || continue + + # Bison does not support pure-parser from command-line. + # Also, its support for %expect is generally broken. + # Work around these issues using a temporary file. + + echo "... testing $input" + rm -f run_make.[coy] + + case $input in + pure_*) + if test -z `fgrep -l '%pure-parser' $input` + then + echo "%pure-parser" >>run_make.y + fi + ;; + esac + + sed -e '/^%expect/s,%expect.*,,' $input >>run_make.y + + bison -y run_make.y + sed -e '/^#line/s,"run_make.y","'$input'",' y.tab.c >run_make.c + + rm -f y.tab.c + + input=run_make.c + object=run_make.o + if test -f $input + then + $MY_MAKE $object DEFINES='-DYYENABLE_NLS=0 -DYYLTYPE_IS_TRIVIAL=1 -DYYSTACK_USE_ALLOCA=0 -DYYMAXDEPTH=0' + else + echo "?? $input not found" + fi + rm -f run_make.[coy] + done +fi + +YACC= +for name in /usr/ccs/bin/yacc +do + if test -f $name + then + YACC=$name + fi +done + +if test -n "$YACC" +then + echo "** compare with $YACC" + for input in ${TEST_DIR}/*.y + do + test -f "$input" || continue + + echo "... testing $input" + rm -f run_make.[coy] + + case $input in + pure_*) + echo "... skipping $input" + continue; + ;; + *) + if fgrep '%pure-parser' $input >/dev/null || + fgrep '%parse-param' $input >/dev/null || + fgrep '%lex-param' $input >/dev/null || + fgrep 'YYLEX_PARAM' $input >/dev/null + then + echo "... skipping $input" + continue; + fi + ;; + esac + + sed -e '/^%expect/s,%expect.*,,' $input >>run_make.y + + $YACC run_make.y + sed -e '/^#line/s,"run_make.y","'$input'",' y.tab.c >run_make.c + + rm -f y.tab.c + + input=run_make.c + object=run_make.o + if test -f $input + then + $MY_MAKE $object + else + echo "?? $input not found" + fi + rm -f run_make.[coy] + done +fi diff --git a/test/run_test.sh b/test/run_test.sh new file mode 100755 index 000000000000..ae8591b8c68f --- /dev/null +++ b/test/run_test.sh @@ -0,0 +1,82 @@ +#!/bin/sh +# $Id: run_test.sh,v 1.8 2012/01/15 11:50:35 tom Exp $ +# vi:ts=4 sw=4: + +if test $# = 1 +then + PROG_DIR=`pwd` + TEST_DIR=$1 +else + PROG_DIR=.. + TEST_DIR=. +fi + +YACC=$PROG_DIR/yacc + +tmpfile=temp$$ +rm -f test-* + +echo '** '`date` +for input in ${TEST_DIR}/*.y +do + case $input in + test*) + echo "?? ignored $input" + ;; + *) + root=`basename $input .y` + ROOT="test-$root" + prefix=${root}_ + + OPTS= + OPT2= + TYPE=".output .tab.c .tab.h" + case $input in + ${TEST_DIR}/code_*) + OPTS="$OPTS -r" + TYPE="$TYPE .code.c" + prefix=`echo "$prefix" | sed -e 's/^code_//'` + ;; + ${TEST_DIR}/pure_*) + OPTS="$OPTS -P" + prefix=`echo "$prefix" | sed -e 's/^pure_//'` + ;; + ${TEST_DIR}/quote_*) + OPT2="-s" + ;; + esac + + for opt2 in "" $OPT2 + do + $YACC $OPTS $opt2 -v -d -p $prefix -b $ROOT${opt2} $input + for type in $TYPE + do + REF=${TEST_DIR}/${root}${opt2}${type} + CMP=${ROOT}${opt2}${type} + if test ! -f $CMP + then + echo "...not found $CMP" + else + sed -e s,$CMP,$REF, \ + -e /YYPATCH/d \ + -e 's,#line \([1-9][0-9]*\) "'$TEST_DIR'/,#line \1 ",' \ + < $CMP >$tmpfile \ + && mv $tmpfile $CMP + if test ! -f $REF + then + mv $CMP $REF + echo "...saved $REF" + elif ( cmp -s $REF $CMP ) + then + echo "...ok $REF" + rm -f $CMP + else + echo "...diff $REF" + diff -u $REF $CMP + fi + fi + done + done + ;; + esac +done diff --git a/verbose.c b/verbose.c new file mode 100644 index 000000000000..118f8b402799 --- /dev/null +++ b/verbose.c @@ -0,0 +1,334 @@ +/* $Id: verbose.c,v 1.9 2010/06/09 08:58:29 tom Exp $ */ + +#include "defs.h" + +static void log_conflicts(void); +static void log_unused(void); +static void print_actions(int stateno); +static void print_conflicts(int state); +static void print_core(int state); +static void print_gotos(int stateno); +static void print_nulls(int state); +static void print_shifts(action *p); +static void print_state(int state); +static void print_reductions(action *p, int defred2); + +static short *null_rules; + +void +verbose(void) +{ + int i; + + if (!vflag) + return; + + null_rules = (short *)MALLOC((unsigned)nrules * sizeof(short)); + NO_SPACE(null_rules); + + fprintf(verbose_file, "\f\n"); + for (i = 0; i < nstates; i++) + print_state(i); + FREE(null_rules); + + if (nunused) + log_unused(); + if (SRtotal || RRtotal) + log_conflicts(); + + fprintf(verbose_file, "\n\n%d terminals, %d nonterminals\n", ntokens, + nvars); + fprintf(verbose_file, "%d grammar rules, %d states\n", nrules - 2, nstates); +} + +static void +log_unused(void) +{ + int i; + short *p; + + fprintf(verbose_file, "\n\nRules never reduced:\n"); + for (i = 3; i < nrules; ++i) + { + if (!rules_used[i]) + { + fprintf(verbose_file, "\t%s :", symbol_name[rlhs[i]]); + for (p = ritem + rrhs[i]; *p >= 0; ++p) + fprintf(verbose_file, " %s", symbol_name[*p]); + fprintf(verbose_file, " (%d)\n", i - 2); + } + } +} + +static void +log_conflicts(void) +{ + int i; + + fprintf(verbose_file, "\n\n"); + for (i = 0; i < nstates; i++) + { + if (SRconflicts[i] || RRconflicts[i]) + { + fprintf(verbose_file, "State %d contains ", i); + if (SRconflicts[i] > 0) + fprintf(verbose_file, "%d shift/reduce conflict%s", + SRconflicts[i], + PLURAL(SRconflicts[i])); + if (SRconflicts[i] && RRconflicts[i]) + fprintf(verbose_file, ", "); + if (RRconflicts[i] > 0) + fprintf(verbose_file, "%d reduce/reduce conflict%s", + RRconflicts[i], + PLURAL(RRconflicts[i])); + fprintf(verbose_file, ".\n"); + } + } +} + +static void +print_state(int state) +{ + if (state) + fprintf(verbose_file, "\n\n"); + if (SRconflicts[state] || RRconflicts[state]) + print_conflicts(state); + fprintf(verbose_file, "state %d\n", state); + print_core(state); + print_nulls(state); + print_actions(state); +} + +static void +print_conflicts(int state) +{ + int symbol, act, number; + action *p; + + act = 0; /* not shift/reduce... */ + number = -1; + symbol = -1; + for (p = parser[state]; p; p = p->next) + { + if (p->suppressed == 2) + continue; + + if (p->symbol != symbol) + { + symbol = p->symbol; + number = p->number; + if (p->action_code == SHIFT) + act = SHIFT; + else + act = REDUCE; + } + else if (p->suppressed == 1) + { + if (state == final_state && symbol == 0) + { + fprintf(verbose_file, "%d: shift/reduce conflict \ +(accept, reduce %d) on $end\n", state, p->number - 2); + } + else + { + if (act == SHIFT) + { + fprintf(verbose_file, "%d: shift/reduce conflict \ +(shift %d, reduce %d) on %s\n", state, number, p->number - 2, + symbol_name[symbol]); + } + else + { + fprintf(verbose_file, "%d: reduce/reduce conflict \ +(reduce %d, reduce %d) on %s\n", state, number - 2, p->number - 2, + symbol_name[symbol]); + } + } + } + } +} + +static void +print_core(int state) +{ + int i; + int k; + int rule; + core *statep; + short *sp; + short *sp1; + + statep = state_table[state]; + k = statep->nitems; + + for (i = 0; i < k; i++) + { + sp1 = sp = ritem + statep->items[i]; + + while (*sp >= 0) + ++sp; + rule = -(*sp); + fprintf(verbose_file, "\t%s : ", symbol_name[rlhs[rule]]); + + for (sp = ritem + rrhs[rule]; sp < sp1; sp++) + fprintf(verbose_file, "%s ", symbol_name[*sp]); + + putc('.', verbose_file); + + while (*sp >= 0) + { + fprintf(verbose_file, " %s", symbol_name[*sp]); + sp++; + } + fprintf(verbose_file, " (%d)\n", -2 - *sp); + } +} + +static void +print_nulls(int state) +{ + action *p; + Value_t i, j, k, nnulls; + + nnulls = 0; + for (p = parser[state]; p; p = p->next) + { + if (p->action_code == REDUCE && + (p->suppressed == 0 || p->suppressed == 1)) + { + i = p->number; + if (rrhs[i] + 1 == rrhs[i + 1]) + { + for (j = 0; j < nnulls && i > null_rules[j]; ++j) + continue; + + if (j == nnulls) + { + ++nnulls; + null_rules[j] = i; + } + else if (i != null_rules[j]) + { + ++nnulls; + for (k = (Value_t) (nnulls - 1); k > j; --k) + null_rules[k] = null_rules[k - 1]; + null_rules[j] = i; + } + } + } + } + + for (i = 0; i < nnulls; ++i) + { + j = null_rules[i]; + fprintf(verbose_file, "\t%s : . (%d)\n", symbol_name[rlhs[j]], + j - 2); + } + fprintf(verbose_file, "\n"); +} + +static void +print_actions(int stateno) +{ + action *p; + shifts *sp; + int as; + + if (stateno == final_state) + fprintf(verbose_file, "\t$end accept\n"); + + p = parser[stateno]; + if (p) + { + print_shifts(p); + print_reductions(p, defred[stateno]); + } + + sp = shift_table[stateno]; + if (sp && sp->nshifts > 0) + { + as = accessing_symbol[sp->shift[sp->nshifts - 1]]; + if (ISVAR(as)) + print_gotos(stateno); + } +} + +static void +print_shifts(action *p) +{ + int count; + action *q; + + count = 0; + for (q = p; q; q = q->next) + { + if (q->suppressed < 2 && q->action_code == SHIFT) + ++count; + } + + if (count > 0) + { + for (; p; p = p->next) + { + if (p->action_code == SHIFT && p->suppressed == 0) + fprintf(verbose_file, "\t%s shift %d\n", + symbol_name[p->symbol], p->number); + } + } +} + +static void +print_reductions(action *p, int defred2) +{ + int k, anyreds; + action *q; + + anyreds = 0; + for (q = p; q; q = q->next) + { + if (q->action_code == REDUCE && q->suppressed < 2) + { + anyreds = 1; + break; + } + } + + if (anyreds == 0) + fprintf(verbose_file, "\t. error\n"); + else + { + for (; p; p = p->next) + { + if (p->action_code == REDUCE && p->number != defred2) + { + k = p->number - 2; + if (p->suppressed == 0) + fprintf(verbose_file, "\t%s reduce %d\n", + symbol_name[p->symbol], k); + } + } + + if (defred2 > 0) + fprintf(verbose_file, "\t. reduce %d\n", defred2 - 2); + } +} + +static void +print_gotos(int stateno) +{ + int i, k; + int as; + short *to_state2; + shifts *sp; + + putc('\n', verbose_file); + sp = shift_table[stateno]; + to_state2 = sp->shift; + for (i = 0; i < sp->nshifts; ++i) + { + k = to_state2[i]; + as = accessing_symbol[k]; + if (ISVAR(as)) + fprintf(verbose_file, "\t%s goto %d\n", symbol_name[as], k); + } +} diff --git a/vmsbuild.com b/vmsbuild.com new file mode 100644 index 000000000000..94b02c688462 --- /dev/null +++ b/vmsbuild.com @@ -0,0 +1,210 @@ +$! $Id: vmsbuild.com,v 1.1 2000/11/21 00:38:46 tom Exp $ +$! VMS build-script for BYACC. Requires installed C compiler +$! +$! Screen Configurations +$! --------------------- +$! To build BYACC, type: +$! $ @vmsbuild [BYACC [ [bld_target]]] +$! +$! where: +$! :== { decc | vaxc } +$! +$! The default compiler on VAX hosts is vaxc, else decc (Alpha hosts). +$! +$! ----------------------------------------------------------- +$ hlp = f$edit("''p1'", "UPCASE") +$ if "''hlp'" .eqs. "HELP" .or. - + "''hlp'" .eqs. "-H" .or. - + "''hlp'" .eqs. "-?" .or. - + "''hlp'" .eqs. "?" then gosub usage +$ goto start +$! +$ vaxc_config: +$ comp = "__vaxc__=1" +$ CFLAGS = "/VAXC" +$ DEFS = ",HAVE_STRERROR" +$ using_vaxc = 1 +$ return +$! +$ decc_config: +$ comp = "__decc__=1" +$ CFLAGS = "/DECC/prefix=all" +$ DEFS = ",HAVE_ALARM,HAVE_STRERROR" +$ return +$! +$ usage: +$ write sys$output "usage: " +$ write sys$output " $ @vmsbuild [BYACC [{decc | vaxc} []]]" +$ exit 2 +$! +$ start: +$! ----------------------------------------------------------- +$! pickup user's compiler choice, if any +$! ----------------------------------------------------------- +$! +$ comp = "" +$ using_vaxc = 0 +$ if "''p2'" .nes. "" +$ then +$ comp = f$edit(p2, "UPCASE") +$ if "''comp'" .eqs. "VAXC" +$ then +$ gosub vaxc_config +$ else +$ if "''comp'" .eqs. "DECC" +$ then +$ gosub decc_config +$ else +$ gosub usage +$ endif +$ endif +$ endif +$! ----------------------------------------------------------- +$! Build the option-file +$! +$ open/write optf vms_link.opt +$ write optf "closure.obj" +$ write optf "error.obj" +$ write optf "lalr.obj" +$ write optf "lr0.obj" +$ write optf "mkpar.obj" +$ write optf "output.obj" +$ write optf "reader.obj" +$ write optf "skeleton.obj" +$ write optf "symtab.obj" +$ write optf "verbose.obj" +$ write optf "warshall.obj" +$! ---------------------------------- +$! Look for the compiler used and specify architecture. +$! +$ CC = "CC" +$ if f$getsyi("HW_MODEL").ge.1024 +$ then +$ arch = "__alpha__=1" +$ if "''comp'" .eqs. "" then gosub decc_config +$ else +$ arch = "__vax__=1" +$ if "''comp'" .nes. "" then goto screen_config +$ if f$search("SYS$SYSTEM:VAXC.EXE").nes."" +$ then +$ gosub vaxc_config +$ else +$ if f$search("SYS$SYSTEM:DECC$COMPILER.EXE").nes."" +$ then +$ gosub decc_config +$ else +$ DEFS = ",HAVE_STRERROR" +$ if f$trnlnm("GNU_CC").eqs."" +$ then +$ write sys$output "C compiler required to rebuild BYACC" +$ close optf +$ exit +$ else +$ write optf "gnu_cc:[000000]gcclib.olb/lib" +$ comp = "__gcc__=1" +$ CC = "GCC" +$ endif +$ endif +$ endif +$ endif +$! +$ screen_config: +$! +$ if using_vaxc .eq. 1 then write optf "sys$library:vaxcrtl.exe/share" +$ close optf +$! -------------- vms_link.opt is created ------------- +$ if f$edit("''p1'", "UPCASE") .eqs. "VMS_LINK.OPT" +$ then +$! mms called this script to build vms_link.opt. all done +$ exit +$ endif +$! +$ if f$search("SYS$SYSTEM:MMS.EXE").eqs."" +$ then +$! can also use /Debug /Listing, /Show=All +$ +$ CFLAGS := 'CFLAGS/Diagnostics /Define=("''DEFS'") /Include=([]) +$ +$ if "''p3'" .nes. "" then goto 'p3 +$! +$! +$ all : +$! +$ call make closure +$ call make error +$ call make lalr +$ call make lr0 +$ call make main +$ call make mkpar +$ call make output +$ call make reader +$ call make skeleton +$ call make symtab +$ call make verbose +$ call make warshall +$! +$ link /exec='target/map/cross main.obj, vms_link/opt +$ goto build_last +$! +$ install : +$ WRITE SYS$ERROR "** no rule for install" +$ goto build_last +$! +$ clobber : +$ if f$search("BYACC.com") .nes. "" then delete BYACC.com;* +$ if f$search("*.exe") .nes. "" then delete *.exe;* +$! fallthru +$! +$ clean : +$ if f$search("*.obj") .nes. "" then delete *.obj;* +$ if f$search("*.bak") .nes. "" then delete *.bak;* +$ if f$search("*.lis") .nes. "" then delete *.lis;* +$ if f$search("*.log") .nes. "" then delete *.log;* +$ if f$search("*.map") .nes. "" then delete *.map;* +$ if f$search("*.opt") .nes. "" then delete *.opt;* +$! fallthru +$! +$ build_last : +$ if f$search("*.dia") .nes. "" then delete *.dia;* +$ if f$search("*.lis") .nes. "" then purge *.lis +$ if f$search("*.obj") .nes. "" then purge *.obj +$ if f$search("*.map") .nes. "" then purge *.map +$ if f$search("*.opt") .nes. "" then purge *.opt +$ if f$search("*.exe") .nes. "" then purge *.exe +$ if f$search("*.log") .nes. "" then purge *.log +$! fallthru +$! +$ vms_link_opt : +$ exit 1 +$! +$! Runs BYACC from the current directory (used for testing) +$ byacc_com : +$ if "''f$search("BYACC.com")'" .nes. "" then delete BYACC.com;* +$ copy nl: BYACC.com +$ open/append test_script BYACC.com +$ write test_script "$ temp = f$environment(""procedure"")" +$ write test_script "$ temp = temp -" +$ write test_script " - f$parse(temp,,,""version"",""syntax_only"") -" +$ write test_script " - f$parse(temp,,,""type"",""syntax_only"")" +$ write test_script "$ BYACC :== $ 'temp'.exe" +$ write test_script "$ define/user_mode sys$input sys$command" +$ write test_script "$ define/user_mode sys$output sys$command" +$ write test_script "$ BYACC 'p1 'p2 'p3 'p4 'p5 'p6 'p7 'p8" +$ close test_script +$ write sys$output "** made BYACC.com" +$ exit +$! +$ else +$ mms/ignore=warning/macro=('comp','mmstar','arch') 'p3 +$ endif +$ exit +$ make: subroutine +$ if f$search("''p1'.obj") .eqs. "" +$ then +$ write sys$output "compiling ''p1'" +$ 'CC 'CFLAGS 'p1.c +$ if f$search("''p1'.dia") .nes. "" then delete 'p1.dia;* +$ endif +$exit +$ return +$ endsubroutine diff --git a/warshall.c b/warshall.c new file mode 100644 index 000000000000..efb7cf447974 --- /dev/null +++ b/warshall.c @@ -0,0 +1,82 @@ +/* $Id: warshall.c,v 1.7 2010/06/06 22:48:51 tom Exp $ */ + +#include "defs.h" + +static void +transitive_closure(unsigned *R, int n) +{ + int rowsize; + unsigned i; + unsigned *rowj; + unsigned *rp; + unsigned *rend; + unsigned *ccol; + unsigned *relend; + unsigned *cword; + unsigned *rowi; + + rowsize = WORDSIZE(n); + relend = R + n * rowsize; + + cword = R; + i = 0; + rowi = R; + while (rowi < relend) + { + ccol = cword; + rowj = R; + + while (rowj < relend) + { + if (*ccol & (unsigned)(1 << i)) + { + rp = rowi; + rend = rowj + rowsize; + while (rowj < rend) + *rowj++ |= *rp++; + } + else + { + rowj += rowsize; + } + + ccol += rowsize; + } + + if (++i >= BITS_PER_WORD) + { + i = 0; + cword++; + } + + rowi += rowsize; + } +} + +void +reflexive_transitive_closure(unsigned *R, int n) +{ + int rowsize; + unsigned i; + unsigned *rp; + unsigned *relend; + + transitive_closure(R, n); + + rowsize = WORDSIZE(n); + relend = R + n * rowsize; + + i = 0; + rp = R; + while (rp < relend) + { + *rp |= (unsigned)(1 << i); + if (++i >= BITS_PER_WORD) + { + i = 0; + rp++; + } + + rp += rowsize; + } +} diff --git a/yacc.1 b/yacc.1 new file mode 100644 index 000000000000..239380a360b1 --- /dev/null +++ b/yacc.1 @@ -0,0 +1,242 @@ +.\" $Id: yacc.1,v 1.18 2012/01/15 18:12:28 tom Exp $ +.\" +.\" .TH YACC 1 "July\ 15,\ 1990" +.\" .UC 6 +.de ES +.ne 8 +.nf +.sp +.in +4 +.. +.de EE +.in -4 +.fi +.. +.\" Bulleted paragraph +.de bP +.IP \(bu 4 +.. +.TH YACC 1 "September 7, 2011" "Berkeley Yacc" "User Commands" +.SH NAME +Yacc \- an LALR(1) parser generator +.SH SYNOPSIS +.B yacc [ -dgilrtv ] [ \-b +.I file_prefix +.B ] [ \-p +.I symbol_prefix +.B ] +.I filename +.SH DESCRIPTION +.B Yacc +reads the grammar specification in the file +.I filename +and generates an LALR(1) parser for it. +The parsers consist of a set of LALR(1) parsing tables and a driver routine +written in the C programming language. +.B Yacc +normally writes the parse tables and the driver routine to the file +.IR y.tab.c. +.PP +The following options are available: +.TP 5 +\fB\-b \fP\fIfile_prefix\fR +The +.B \-b +option changes the prefix prepended to the output file names to +the string denoted by +.IR file_prefix. +The default prefix is the character +.IR y. +.TP +.B \-d +The \fB-d\fR option causes the header file +.BR y.tab.h +to be written. +It contains #define's for the token identifiers. +.TP +.B \-g +The +.B \-g +option causes a graphical description of the generated LALR(1) parser to +be written to the file +.BR y.dot +in graphviz format, ready to be processed by dot(1). +.TP +.B \-i +The \fB-i\fR option causes a supplementary header file +.BR y.tab.i +to be written. +It contains extern declarations +and supplementary #define's as needed to map the conventional \fIyacc\fP +\fByy\fP-prefixed names to whatever the \fB-p\fP option may specify. +The code file, e.g., \fBy.tab.c\fP is modified to #include this file +as well as the \fBy.tab.h\fP file, enforcing consistent usage of the +symbols defined in those files. +.IP +The supplementary header file makes it simpler to separate compilation +of lex- and yacc-files. +.TP +.B \-l +If the +.B \-l +option is not specified, +.B yacc +will insert \fI#line\fP directives in the generated code. +The \fI#line\fP directives let the C compiler relate errors in the +generated code to the user's original code. +If the \fB-l\fR option is specified, +.B yacc +will not insert the \fI#line\fP directives. +\&\fI#line\fP directives specified by the user will be retained. +.TP +\fB\-o \fP\fIoutput_file\fR +specify the filename for the parser file. +If this option is not given, the output filename is +the file prefix concatenated with the file suffix, e.g., \fBy.tab.c\fP. +This overrides the \fB-p\fP option. +.TP +\fB\-p \fP\fIsymbol_prefix\fR +The +.B \-p +option changes the prefix prepended to yacc-generated symbols to +the string denoted by +.IR symbol_prefix. +The default prefix is the string +.BR yy. +.TP +.B \-P +create a reentrant parser, e.g., "%pure-parser". +.TP +.B \-r +The +.B \-r +option causes +.B yacc +to produce separate files for code and tables. The code file +is named +.IR y.code.c, +and the tables file is named +.IR y.tab.c. +The prefix "\fIy.\fP" can be overridden using the \fB\-b\fP option. +.TP +.B \-s +suppress "\fB#define\fP" statements generated for string literals in +a "\fB%token\fP" statement, to more closely match original \fByacc\fP behavior. +.IP +Normally when \fByacc\fP sees a line such as +.ES +%token OP_ADD "ADD" +.EE +.IP +it notices that the quoted "ADD" is a valid C identifier, +and generates a #define not only for OP_ADD, +but for ADD as well, +e.g., +.ES +#define OP_ADD 257 +.br +#define ADD 258 +.EE +.IP +The original \fByacc\fP does not generate the second "\fB#define\fP". +The \fB\-s\fP option suppresses this "\fB#define\fP". +.IP +POSIX (IEEE 1003.1 2004) documents only names and numbers for "\fB%token\fP", +though original \fByacc\fP and bison also accept string literals. +.TP +.B \-t +The +.B \-t +option changes the preprocessor directives generated by +.B yacc +so that debugging statements will be incorporated in the compiled code. +.TP +.B \-v +The +.B \-v +option causes a human-readable description of the generated parser to +be written to the file +.IR y.output. +.TP +.B \-V +print the version number to the standard output. +.TP +.B \-y +\fByacc\fP ignores this option, +which bison supports for ostensible POSIX compatibility. +.SH EXTENSIONS +.B yacc +provides some extensions for compatibility with bison and other implementations +of yacc: +.TP +\fB %expect\fP \fInumber\fP +tell \fByacc\fP the expected number of shift/reduce conflicts. +That makes it only report the number if it differs. +.TP +\fB %expect-rr\fP \fInumber\fP +tell \fByacc\fP the expected number of reduce/reduce conflicts. +That makes it only report the number if it differs. +This is (unlike bison) allowable in LALR parsers. +.TP +\fB %lex-param\fP { \fIargument-declaration\fP } +By default, the lexer accepts no parameters, e.g., \fByylex()\fP. +Use this directive to add parameter declarations for your customized lexer. +.TP +\fB %parse-param\fP { \fIargument-declaration\fP } +By default, the parser accepts no parameters, e.g., \fByyparse()\fP. +Use this directive to add parameter declarations for your customized parser. +.TP +\fB %pure-parser\fP +Most variables (other than \fByydebug\fP and \fByynerrs\fP) are +allocated on the stack within \fByyparse\fP, making the parser reasonably +reentrant. +.SH PORTABILITY +According to Robert Corbett, +.ES + Berkeley Yacc is an LALR(1) parser generator. Berkeley Yacc has been made +as compatible as possible with AT&T Yacc. Berkeley Yacc can accept any input +specification that conforms to the AT&T Yacc documentation. Specifications +that take advantage of undocumented features of AT&T Yacc will probably be +rejected. +.EE +.PP +The rationale in +.ES +http://pubs.opengroup.org/onlinepubs/9699919799/utilities/yacc.html +.EE +.PP +documents some features of AT&T yacc which are no longer required for POSIX +compliance. +.PP +That said, you may be interested in reusing grammary files with some +other implementation which is not strictly compatible with AT&T yacc. +For instance, there is bison. +Here are a few differences: +.bP +\fBYacc\fP accepts an equals mark preceding the left curly brace +of an action (as in the original grammar file \fBftp.y\fP): +.ES + | STAT CRLF + = { + statcmd(); + } +.EE +.bP +\fBYacc\fP and bison emit code in different order, and in particular bison +makes forward reference to common functions such as yylex, yyparse and +yyerror without providing prototypes. +.bP +Bison's support for "%expect" is broken in more than one release. +For best results using bison, delete that directive. +.bP +Bison has no equivalent for some of \fByacc\fP's commmand-line options, +relying on directives embedded in the grammar file. +.bP +Bison's "\fB\-y\fP" option does not affect bison's lack of support for +features of AT&T yacc which were deemed obsolescent. +. +.SH DIAGNOSTICS +If there are rules that are never reduced, the number of such rules is +reported on standard error. +If there are any LALR(1) conflicts, the number of conflicts is reported +on standard error.