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Changed mechanism for coputing amount of memory used

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This commit is contained in:
ceriel 1992-06-26 12:38:10 +00:00
parent 86985e019f
commit 1cc922d7d9
1 changed files with 6 additions and 3 deletions
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9
util/LLgen/src/main.c
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@ -35,10 +35,12 @@ extern comfatal();
extern copyfile(); extern copyfile();
extern install(); extern install();
extern char *mktemp(); extern char *mktemp();
extern char *sbrk();
main(argc,argv) register string argv[]; { main(argc,argv) register string argv[]; {
register string arg; register string arg;
string libpath(); string libpath();
char *beg_sbrk;
/* Initialize */ /* Initialize */
@ -110,6 +112,9 @@ main(argc,argv) register string argv[]; {
argv++; argv++;
argc--; argc--;
} }
if (verbose) beg_sbrk = sbrk(0);
/* /*
* Now check wether the sets should include nonterminals * Now check wether the sets should include nonterminals
*/ */
@ -164,13 +169,11 @@ main(argc,argv) register string argv[]; {
UNLINK(f_temp); UNLINK(f_temp);
UNLINK(f_pars); UNLINK(f_pars);
if (verbose) { if (verbose) {
extern char *sbrk(), *end;
fprintf(stderr, "number of nonterminals: %d\n", nnonterms); fprintf(stderr, "number of nonterminals: %d\n", nnonterms);
fprintf(stderr, "number of tokens: %d\n", ntokens); fprintf(stderr, "number of tokens: %d\n", ntokens);
fprintf(stderr, "number of term structures: %d\n", nterms); fprintf(stderr, "number of term structures: %d\n", nterms);
fprintf(stderr, "number of alternation structures: %d\n", nalts); fprintf(stderr, "number of alternation structures: %d\n", nalts);
fprintf(stderr, "total memory used: %ld\n", (long)(sbrk(0) - (char *) &end)); fprintf(stderr, "total memory used: %ld\n", (long)(sbrk(0) - beg_sbrk));
} }
exit(0); exit(0);
} }