9f36c7f497
In case you're wondering, the gcc-2.7.2.1 import uses this to generate code. The size of the generated code is bigger than the entire bison release, making this a saving. The bison doc is pretty good apparently.
84 lines
2.6 KiB
Plaintext
84 lines
2.6 KiB
Plaintext
$! Set the def dir to proper place for use in batch. Works for interactive too.
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$flnm = f$enviroment("PROCEDURE") ! get current procedure name
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$set default 'f$parse(flnm,,,"DEVICE")''f$parse(flnm,,,"DIRECTORY")'
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$!
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$! This command procedure compiles and links BISON for VMS.
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$! BISON has been tested with VAXC version 2.3 and VMS version 4.5
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$! and on VMS 4.5 with GCC 1.12.
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$!
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$! Bj|rn Larsen blarsen@ifi.uio.no
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$! With some contributions by Gabor Karsai,
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$! KARSAIG1%VUENGVAX.BITNET@jade.berkeley.edu
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$! All merged and cleaned by RMS.
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$!
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$! Adapted for both VAX-11 "C" and VMS/GCC compilation by
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$! David L. Kashtan kashtan.iu.ai.sri.com
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$!
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$! First we try to sense which C compiler we have available. Sensing logic
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$! borrowed from Emacs.
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$!
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$set noon !do not bomb if an error occurs.
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$assign nla0: sys$output
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$assign nla0: sys$error !so we do not get an error message about this.
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$cc nla0:compiler_check.c
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$if $status.eq.%x38090 then goto try_gcc
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$ CC :== CC
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$ cc_options:="/NOLIST/define=(""index=strchr"",""rindex=strrchr"")"
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$ extra_linker_files:="VMSHLP,"
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$goto have_compiler
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$!
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$try_gcc:
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$gcc nla0:compiler_check.c
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$if $status.eq.%x38090 then goto whoops
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$ CC :== GCC
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$ cc_options:="/DEBUG"
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$ extra_linker_files:="GNU_CC:[000000]GCCLIB/LIB,"
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$goto have_compiler
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$!
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$whoops:
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$write sys$output "You must have a C compiler to build BISON. Sorry."
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$deassign sys$output
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$deassign sys$error
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$exit %x38090
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$!
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$!
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$have_compiler:
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$deassign sys$output
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$deassign sys$error
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$set on
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$if f$search("compiler_check.obj").nes."" then dele/nolog compiler_check.obj;
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$write sys$output "Building BISON with the ''cc' compiler."
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$!
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$! Do the compilation (compiler type is all set up)
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$!
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$ Compile:
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$ if "''p1'" .eqs. "LINK" then goto Link
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$ 'CC' 'cc_options' files.c
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$ 'CC' 'cc_options' LR0.C
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$ 'CC' 'cc_options' ALLOCATE.C
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$ 'CC' 'cc_options' CLOSURE.C
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$ 'CC' 'cc_options' CONFLICTS.C
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$ 'CC' 'cc_options' DERIVES.C
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$ 'CC' 'cc_options' VMSGETARGS.C
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$ 'CC' 'cc_options' GRAM.C
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$ 'CC' 'cc_options' LALR.C
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$ 'CC' 'cc_options' LEX.C
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$ 'CC' 'cc_options' MAIN.C
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$ 'CC' 'cc_options' NULLABLE.C
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$ 'CC' 'cc_options' OUTPUT.C
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$ 'CC' 'cc_options' PRINT.C
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$ 'CC' 'cc_options' READER.C
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$ 'CC' 'cc_options' REDUCE.C
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$ 'CC' 'cc_options' SYMTAB.C
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$ 'CC' 'cc_options' WARSHALL.C
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$ 'CC' 'cc_options' VERSION.C
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$ if "''CC'" .eqs. "CC" then macro vmshlp.mar
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$ Link:
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$ link/exec=bison main,LR0,allocate,closure,conflicts,derives,files,-
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vmsgetargs,gram,lalr,lex,nullable,output,print,reader,reduce,symtab,warshall,-
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version,'extra_linker_files'sys$library:vaxcrtl/lib
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$!
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$! Generate bison.hlp (for online help).
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$!
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$runoff bison.rnh
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