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Fixed a potential problem parsing the "!" token from a word-split string.

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This commit is contained in:
Wayne Davison
2004-04-13 19:07:21 +00:00
parent 96d3590a08
commit abca4eba67
1 changed files with 4 additions and 3 deletions
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7
exclude.c
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@@ -236,13 +236,15 @@ int check_exclude(struct exclude_struct **list, char *name, int name_is_dir)
static const char *get_exclude_tok(const char *p, int *len_ptr, int *incl_ptr,
int xflags)
{
const unsigned char *s = (unsigned char *)p;
const unsigned char *s = (const unsigned char *)p;
int len;
if (xflags & XFLG_WORD_SPLIT) {
/* Skip over any initial whitespace. */
while (isspace(*s))
s++;
/* Update for "!" check. */
p = (const char *)s;
}
/* Is this a '+' or '-' followed by a space (not whitespace)? */
@@ -262,8 +264,7 @@ static const char *get_exclude_tok(const char *p, int *len_ptr, int *incl_ptr,
} else
len = strlen(s);
if (*s == '!' && len == 1 && !(xflags & XFLG_NO_PREFIXES)
&& (const char *)s == p)
if (*p == '!' && len == 1 && !(xflags & XFLG_NO_PREFIXES))
*incl_ptr = -1;
*len_ptr = len;