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[w3m-dev 02878] fix regexp [-...], [...-], []...]

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* regexp.c (newRegex0): if first char is `-' or ']' after '[',
		it isn't meta char.
		if last char in [..] is `-', it isn't meta char.
From: Fumitoshi UKAI  <ukai@debian.or.jp>
This commit is contained in:
Fumitoshi UKAI
2002-01-21 16:38:43 +00:00
parent 004f4abe6e
commit 76f8576ee3
2 changed files with 12 additions and 3 deletions
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6
regex.c
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@@ -1,4 +1,4 @@
/* $Id: regex.c,v 1.14 2002/01/21 15:56:13 ukai Exp $ */
/* $Id: regex.c,v 1.15 2002/01/21 16:38:43 ukai Exp $ */
/*
* regex: Regular expression pattern match library
*
@@ -150,6 +150,8 @@ newRegex0(char **ex, int igncase, Regex *regex, char **msg, int level)
}
else
m = RE_WHICH;
if (*p == '-' || *p == ']')
*(st_ptr++) = (unsigned char)*(p++);
while (*p != ']') {
if (*p == '\\') {
p++;
@@ -162,7 +164,7 @@ newRegex0(char **ex, int igncase, Regex *regex, char **msg, int level)
#endif
*(st_ptr++) = (unsigned char)*(p++);
}
else if (*p == '-') {
else if (*p == '-' && *(p+1) != ']') {
*(st_ptr++) = RE_WHICH_RANGE;
p++;
}