diff options
Diffstat (limited to 'lib/libc/regex/regcomp.c')
| -rw-r--r-- | lib/libc/regex/regcomp.c | 23 |
1 files changed, 10 insertions, 13 deletions
diff --git a/lib/libc/regex/regcomp.c b/lib/libc/regex/regcomp.c index 7c10f62..ace6d0a 100644 --- a/lib/libc/regex/regcomp.c +++ b/lib/libc/regex/regcomp.c @@ -1199,15 +1199,11 @@ struct parse *p; cset *cs; wint_t ch; { - wint_t *newwides; + wint_t nch, *newwides; assert(ch >= 0); - if (ch < NC) { + if (ch < NC) cs->bmp[ch >> 3] |= 1 << (ch & 7); - if (cs->icase) { - cs->bmp[towlower(ch) >> 3] |= 1 << (towlower(ch) & 7); - cs->bmp[towupper(ch) >> 3] |= 1 << (towupper(ch) & 7); - } - } else { + else { newwides = realloc(cs->wides, (cs->nwides + 1) * sizeof(*cs->wides)); if (newwides == NULL) { @@ -1217,6 +1213,12 @@ wint_t ch; cs->wides = newwides; cs->wides[cs->nwides++] = ch; } + if (cs->icase) { + if ((nch = towlower(ch)) < NC) + cs->bmp[nch >> 3] |= 1 << (nch & 7); + if ((nch = towupper(ch)) < NC) + cs->bmp[nch >> 3] |= 1 << (nch & 7); + } } /* @@ -1258,14 +1260,9 @@ wctype_t wct; wint_t i; wctype_t *newtypes; - for (i = 0; i < NC; i++) { + for (i = 0; i < NC; i++) if (iswctype(i, wct)) CHadd(p, cs, i); - if (cs->icase && i != towlower(i)) - CHadd(p, cs, towlower(i)); - if (cs->icase && i != towupper(i)) - CHadd(p, cs, towupper(i)); - } newtypes = realloc(cs->types, (cs->ntypes + 1) * sizeof(*cs->types)); if (newtypes == NULL) { |
