49acc8fe50
This version has a step debugger, which now completely replaces the old trace feature. Also, we moved all of the FreeBSD-specific MI code to loader.c, reducing the diff between this and the official FICL distribution.
143 lines
3.0 KiB
Awk
143 lines
3.0 KiB
Awk
#!/usr/bin/awk -f
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#
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# Convert forth source files to a giant C string
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#
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# Joe Abley <jabley@patho.gen.nz>, 12 January 1999
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#
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# 02-oct-1999: Cleaned up awk slightly; added some additional logic
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# suggested by dcs to compress the stored forth program.
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#
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# Note! This script uses strftime() which is a gawk-ism, and the
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# POSIX [[:space:]] character class.
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#
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# $FreeBSD$
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BEGIN \
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{
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printf "/***************************************************************\n";
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printf "** s o f t c o r e . c\n";
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printf "** Forth Inspired Command Language -\n";
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printf "** Words from CORE set written in FICL\n";
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printf "** Author: John Sadler (john_sadler@alum.mit.edu)\n";
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printf "** Created: 27 December 1997\n";
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printf "** Last update: %s\n", datestamp;
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printf "***************************************************************/\n";
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printf "\n/*\n";
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printf "** This file contains definitions that are compiled into the\n";
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printf "** system dictionary by the first virtual machine to be created.\n";
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printf "** Created automagically by ficl/softwords/softcore.awk\n";
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printf "*/\n";
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printf "\n#include \"ficl.h\"\n";
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printf "\nstatic char softWords[] =\n";
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commenting = 0;
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}
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# some general early substitutions
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{
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gsub(/\t/, " "); # replace each tab with 4 spaces
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gsub(/\"/, "\\\""); # escape quotes
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gsub(/\\[[:space:]]+$/, ""); # toss empty comments
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}
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# strip out empty lines
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/^ *$/ \
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{
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next;
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}
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# emit / ** lines as multi-line C comments
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/^\\[[:space:]]\*\*/ \
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{
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sub(/^\\[[:space:]]/, "");
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if (commenting == 0) printf "/*\n";
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printf "%s\n", $0;
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commenting = 1;
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next;
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}
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# strip blank lines
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/^[[:space:]]*$/ \
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{
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next;
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}
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# function to close a comment, used later
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function end_comments()
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{
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commenting = 0;
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printf "*/\n";
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}
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# pass commented preprocessor directives
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/^\\[[:space:]]#/ \
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{
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if (commenting) end_comments();
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sub(/^\\[[:space:]]/, "");
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printf "%s\n", $0;
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next;
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}
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# toss all other full-line \ comments
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/^\\/ \
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{
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if (commenting) end_comments();
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next;
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}
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# lop off trailing \ comments
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/\\[[:space:]]+/ \
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{
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sub(/\\[[:space:]]+.*$/, "");
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}
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# expunge ( ) comments
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/[[:space:]]+\([[:space:]][^)]*\)/ \
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{
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sub(/[[:space:]]+\([[:space:]][^)]*\)/, "");
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}
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# remove leading spaces
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/^[[:space:]]+/ \
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{
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sub(/^[[:space:]]+/, "");
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}
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# removing trailing spaces
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/[[:space:]]+$/ \
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{
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sub(/[[:space:]]+$/, "");
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}
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# strip out empty lines again (preceding rules may have generated some)
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/^[[:space:]]*$/ \
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{
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if (commenting) end_comments();
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next;
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}
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# emit all other lines as quoted string fragments
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{
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if (commenting) end_comments();
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printf " \"%s \"\n", $0;
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next;
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}
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END \
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{
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if (commenting) end_comments();
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printf " \"quit \";\n";
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printf "\n\nvoid ficlCompileSoftCore(FICL_SYSTEM *pSys)\n";
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printf "{\n";
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printf " FICL_VM *pVM = pSys->vmList;\n";
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printf " int ret = sizeof (softWords);\n";
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printf " assert(pVM);\n";
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printf "\n"
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printf " ret = ficlExec(pVM, softWords);\n";
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printf " if (ret == VM_ERREXIT)\n";
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printf " assert(FALSE);\n";
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printf " return;\n";
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printf "}\n";
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}
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