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allow for multiple parsers within one program

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This commit is contained in:
ceriel
1990-01-29 13:45:42 +00:00
parent 218b982231
commit da48891d6e
7 changed files with 101 additions and 32 deletions
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10
util/LLgen/src/main.c
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@@ -36,6 +36,7 @@ extern fatal();
extern comfatal();
extern copyfile();
extern install();
extern char *mktemp();
# ifndef NDEBUG
extern badassertion();
# endif not NDEBUG
@@ -129,12 +130,21 @@ main(argc,argv) register string argv[]; {
# ifndef NDEBUG
}
# endif
mktemp(f_temp);
mktemp(f_pars);
if ((fact = fopen(f_temp,"w")) == NULL) {
fputs("Cannot create temporary\n",stderr);
exit(1);
}
name_init();
readgrammar(argc,argv);
sprintf(f_out, OUTFILE, prefix ? prefix : "LL");
/* for the following two filenames only one L is used; historical
reasons ...
*/
sprintf(f_include, HFILE, prefix ? prefix : "L");
sprintf(f_rec, RFILE, prefix ? prefix : "L");
setinit(ntneeded);
maxnt = &nonterms[nnonterms];
maxt = &tokens[ntokens];