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comma-separate properly in h_pprint_stringset

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This commit is contained in:
Sven M. Hallberg 2013-05-22 20:49:05 +02:00
parent f5d5c36756
commit 475d0ea9f3
1 changed files with 7 additions and 8 deletions
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15
src/cfgrammar.c
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@ -741,21 +741,20 @@ void h_pprint_symbolset(FILE *file, const HCFGrammar *g, const HHashSet *set, in
#define BUFSIZE 512
void pprint_stringset_elems(FILE *file, char *prefix, size_t n, const HCFStringMap *set)
void pprint_stringset_elems(FILE *file, bool first, char *prefix, size_t n, const HCFStringMap *set)
{
assert(n < BUFSIZE-4);
if(set->epsilon_branch) {
if(n==0) {
if(!first) fputc(',', file); first=false;
if(n==0)
fputs("''", file);
} else {
fputc(',', file);
else
fwrite(prefix, 1, n, file);
}
}
if(set->end_branch) {
fputc(',', file);
if(!first) fputc(',', file); first=false;
fwrite(prefix, 1, n, file);
fputc('$', file);
}
@ -787,7 +786,7 @@ void pprint_stringset_elems(FILE *file, char *prefix, size_t n, const HCFStringM
n_ += sprintf(prefix+n_, "\\x%.2X", c);
}
pprint_stringset_elems(file, prefix, n_, ends);
pprint_stringset_elems(file, first, prefix, n_, ends);
}
}
}
@ -799,6 +798,6 @@ void h_pprint_stringset(FILE *file, const HCFGrammar *g, const HCFStringMap *set
char buf[BUFSIZE];
fputc('{', file);
pprint_stringset_elems(file, buf, 0, set);
pprint_stringset_elems(file, true, buf, 0, set);
fputs("}\n", file);
}