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regex_internal.c: don't assume WEOF fits in wchar_t

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This commit is contained in:
Ulrich Drepper
2010-01-22 10:17:45 -08:00
parent 0dae5d4ec1
commit 4f08104cbf
2 changed files with 11 additions and 5 deletions
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12
posix/regex_internal.c
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@ -489,16 +489,16 @@ re_string_skip_chars (re_string_t *pstr, int new_raw_idx, wint_t *last_wc)
mbstate_t prev_st;
int rawbuf_idx;
size_t mbclen;
wchar_t wc = WEOF;
wint_t wc = WEOF;
/* Skip the characters which are not necessary to check. */
for (rawbuf_idx = pstr->raw_mbs_idx + pstr->valid_raw_len;
rawbuf_idx < new_raw_idx;)
{
int remain_len;
remain_len = pstr->len - rawbuf_idx;
wchar_t wc2;
int remain_len = pstr->len - rawbuf_idx;
prev_st = pstr->cur_state;
mbclen = __mbrtowc (&wc, (const char *) pstr->raw_mbs + rawbuf_idx,
mbclen = __mbrtowc (&wc2, (const char *) pstr->raw_mbs + rawbuf_idx,
remain_len, &pstr->cur_state);
if (BE (mbclen == (size_t) -2 || mbclen == (size_t) -1 || mbclen == 0, 0))
{
@ -510,10 +510,12 @@ re_string_skip_chars (re_string_t *pstr, int new_raw_idx, wint_t *last_wc)
mbclen = 1;
pstr->cur_state = prev_st;
}
else
wc = (wint_t) wc2;
/* Then proceed the next character. */
rawbuf_idx += mbclen;
}
*last_wc = (wint_t) wc;
*last_wc = wc;
return rawbuf_idx;
}
#endif /* RE_ENABLE_I18N */