diff options
Diffstat (limited to 'posix/regcomp.c')
| -rw-r--r-- | posix/regcomp.c | 29 |
1 files changed, 28 insertions, 1 deletions
diff --git a/posix/regcomp.c b/posix/regcomp.c index b0093d940e..2b850378b2 100644 --- a/posix/regcomp.c +++ b/posix/regcomp.c @@ -319,7 +319,29 @@ re_compile_fastmap_iter (bufp, init_state, fastmap) re_token_type_t type = dfa->nodes[node].type; if (type == CHARACTER) - re_set_fastmap (fastmap, icase, dfa->nodes[node].opr.c); + { + re_set_fastmap (fastmap, icase, dfa->nodes[node].opr.c); +#ifdef RE_ENABLE_I18N + if ((bufp->syntax & RE_ICASE) && !icase) + { + unsigned char *buf = alloca (MB_CUR_MAX), *p; + wchar_t wc; + mbstate_t state; + + p = buf; + *p++ = dfa->nodes[node].opr.c; + while (++node < dfa->nodes_len + && dfa->nodes[node].type == CHARACTER + && dfa->nodes[node].mb_partial) + *p++ = dfa->nodes[node].opr.c; + memset (&state, 0, sizeof (state)); + if (mbrtowc (&wc, (const char *) buf, p - buf, + &state) == p - buf + && __wcrtomb ((char *) buf, towlower (wc), &state) > 0) + re_set_fastmap (fastmap, 0, buf[0]); + } +#endif + } else if (type == SIMPLE_BRACKET) { int i, j, ch; @@ -367,6 +389,11 @@ re_compile_fastmap_iter (bufp, init_state, fastmap) memset (&state, '\0', sizeof (state)); __wcrtomb (buf, cset->mbchars[i], &state); re_set_fastmap (fastmap, icase, *(unsigned char *) buf); + if ((bufp->syntax & RE_ICASE) && !icase) + { + __wcrtomb (buf, towlower (cset->mbchars[i]), &state); + re_set_fastmap (fastmap, 0, *(unsigned char *) buf); + } } } #endif /* RE_ENABLE_I18N */ |