diff options
Diffstat (limited to 'posix/regcomp.c')
-rw-r--r-- | posix/regcomp.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/posix/regcomp.c b/posix/regcomp.c index a7112cf..68e2bda 100644 --- a/posix/regcomp.c +++ b/posix/regcomp.c @@ -359,7 +359,8 @@ re_compile_fastmap_iter (bufp, init_state, fastmap) memset (&state, 0, sizeof (state)); if (mbrtowc (&wc, (const char *) buf, p - buf, &state) == p - buf - && __wcrtomb ((char *) buf, towlower (wc), &state) > 0) + && (__wcrtomb ((char *) buf, towlower (wc), &state) + != (size_t) -1)) re_set_fastmap (fastmap, 0, buf[0]); } #endif @@ -409,12 +410,13 @@ re_compile_fastmap_iter (bufp, init_state, fastmap) char buf[256]; mbstate_t state; memset (&state, '\0', sizeof (state)); - __wcrtomb (buf, cset->mbchars[i], &state); - re_set_fastmap (fastmap, icase, *(unsigned char *) buf); + if (__wcrtomb (buf, cset->mbchars[i], &state) != (size_t) -1) + re_set_fastmap (fastmap, icase, *(unsigned char *) buf); if ((bufp->syntax & RE_ICASE) && dfa->mb_cur_max > 1) { - __wcrtomb (buf, towlower (cset->mbchars[i]), &state); - re_set_fastmap (fastmap, 0, *(unsigned char *) buf); + if (__wcrtomb (buf, towlower (cset->mbchars[i]), &state) + != (size_t) -1) + re_set_fastmap (fastmap, 0, *(unsigned char *) buf); } } } |