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2001-11-29 Jakub Jelinek <jakub@redhat.com>
* sysdeps/generic/glob.c (next_brace_sub): Return NULL if braces
don't match, fix {{a,b},c} globbing, clean up.
Patch by Flavio Veloso <flaviovs@magnux.com>.
--- libc/sysdeps/generic/glob.c.jj Thu Aug 23 18:49:29 2001
+++ libc/sysdeps/generic/glob.c Thu Nov 29 13:17:21 2001
@@ -355,42 +355,14 @@ static
inline
#endif
const char *
-next_brace_sub (begin)
- const char *begin;
+next_brace_sub (cp)
+ const char *cp;
{
unsigned int depth = 0;
- const char *cp = begin;
-
- while (1)
- {
- if (depth == 0)
- {
- if (*cp != ',' && *cp != '}' && *cp != '\0')
- {
- if (*cp == '{')
- ++depth;
- ++cp;
- continue;
- }
- }
- else
- {
- while (*cp != '\0' && (*cp != '}' || depth > 0))
- {
- if (*cp == '}')
- --depth;
- ++cp;
- }
- if (*cp == '\0')
- /* An incorrectly terminated brace expression. */
- return NULL;
-
- continue;
- }
- break;
- }
-
- return cp;
+ while (*cp != '\0' && (*cp != '}' || depth--) && (*cp != ',' || depth))
+ if (*cp++ == '{')
+ depth++;
+ return *cp != '\0' ? cp : NULL;
}
#endif /* !GLOB_ONLY_P */
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