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-rw-r--r--posix/fnmatch_loop.c82
1 files changed, 57 insertions, 25 deletions
diff --git a/posix/fnmatch_loop.c b/posix/fnmatch_loop.c
index 02a4e9030c..2bdd837184 100644
--- a/posix/fnmatch_loop.c
+++ b/posix/fnmatch_loop.c
@@ -1,5 +1,5 @@
-/* Copyright (C) 1991,1992,1993,1996,1997,1998,1999,2000,2001,2003,2004,2005
- Free Software Foundation, Inc.
+/* Copyright (C) 1991,1992,1993,1996,1997,1998,1999,2000,2001,2003,2004,2005,
+ 2007 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -17,10 +17,18 @@
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
+struct STRUCT
+{
+ const CHAR *pattern;
+ const CHAR *string;
+ int no_leading_period;
+};
+
/* Match STRING against the filename pattern PATTERN, returning zero if
it matches, nonzero if not. */
static int FCT (const CHAR *pattern, const CHAR *string,
- const CHAR *string_end, int no_leading_period, int flags)
+ const CHAR *string_end, int no_leading_period, int flags,
+ struct STRUCT *ends)
internal_function;
static int EXT (INT opt, const CHAR *pattern, const CHAR *string,
const CHAR *string_end, int no_leading_period, int flags)
@@ -29,12 +37,13 @@ static const CHAR *END (const CHAR *patternp) internal_function;
static int
internal_function
-FCT (pattern, string, string_end, no_leading_period, flags)
+FCT (pattern, string, string_end, no_leading_period, flags, ends)
const CHAR *pattern;
const CHAR *string;
const CHAR *string_end;
int no_leading_period;
int flags;
+ struct STRUCT *ends;
{
register const CHAR *p = pattern, *n = string;
register UCHAR c;
@@ -97,6 +106,13 @@ FCT (pattern, string, string_end, no_leading_period, flags)
if (res != -1)
return res;
}
+ else if (ends != NULL)
+ {
+ ends->pattern = p - 1;
+ ends->string = n;
+ ends->no_leading_period = no_leading_period;
+ return 0;
+ }
if (n != string_end && *n == L('.') && no_leading_period)
return FNM_NOMATCH;
@@ -157,7 +173,9 @@ FCT (pattern, string, string_end, no_leading_period, flags)
else
{
const CHAR *endp;
+ struct STRUCT end;
+ end.pattern = NULL;
endp = MEMCHR (n, (flags & FNM_FILE_NAME) ? L('/') : L('\0'),
string_end - n);
if (endp == NULL)
@@ -170,36 +188,46 @@ FCT (pattern, string, string_end, no_leading_period, flags)
{
int flags2 = ((flags & FNM_FILE_NAME)
? flags : (flags & ~FNM_PERIOD));
- int no_leading_period2 = no_leading_period;
- for (--p; n < endp; ++n, no_leading_period2 = 0)
- if (FCT (p, n, string_end, no_leading_period2, flags2)
- == 0)
- return 0;
+ for (--p; n < endp; ++n, no_leading_period = 0)
+ if (FCT (p, n, string_end, no_leading_period, flags2,
+ &end) == 0)
+ goto found;
}
else if (c == L('/') && (flags & FNM_FILE_NAME))
{
while (n < string_end && *n != L('/'))
++n;
if (n < string_end && *n == L('/')
- && (FCT (p, n + 1, string_end, flags & FNM_PERIOD, flags)
- == 0))
+ && (FCT (p, n + 1, string_end, flags & FNM_PERIOD, flags,
+ NULL) == 0))
return 0;
}
else
{
int flags2 = ((flags & FNM_FILE_NAME)
? flags : (flags & ~FNM_PERIOD));
- int no_leading_period2 = no_leading_period;
if (c == L('\\') && !(flags & FNM_NOESCAPE))
c = *p;
c = FOLD (c);
- for (--p; n < endp; ++n, no_leading_period2 = 0)
+ for (--p; n < endp; ++n, no_leading_period = 0)
if (FOLD ((UCHAR) *n) == c
- && (FCT (p, n, string_end, no_leading_period2, flags2)
- == 0))
- return 0;
+ && (FCT (p, n, string_end, no_leading_period, flags2,
+ &end) == 0))
+ {
+ found:
+ if (end.pattern == NULL)
+ return 0;
+ break;
+ }
+ if (end.pattern != NULL)
+ {
+ p = end.pattern;
+ n = end.string;
+ no_leading_period = end.no_leading_period;
+ continue;
+ }
}
}
@@ -1098,7 +1126,7 @@ EXT (INT opt, const CHAR *pattern, const CHAR *string, const CHAR *string_end,
switch (opt)
{
case L('*'):
- if (FCT (p, string, string_end, no_leading_period, flags) == 0)
+ if (FCT (p, string, string_end, no_leading_period, flags, NULL) == 0)
return 0;
/* FALLTHROUGH */
@@ -1109,7 +1137,8 @@ EXT (INT opt, const CHAR *pattern, const CHAR *string, const CHAR *string_end,
/* First match the prefix with the current pattern with the
current pattern. */
if (FCT (list->str, string, rs, no_leading_period,
- flags & FNM_FILE_NAME ? flags : flags & ~FNM_PERIOD) == 0
+ flags & FNM_FILE_NAME ? flags : flags & ~FNM_PERIOD,
+ NULL) == 0
/* This was successful. Now match the rest with the rest
of the pattern. */
&& (FCT (p, rs, string_end,
@@ -1117,7 +1146,7 @@ EXT (INT opt, const CHAR *pattern, const CHAR *string, const CHAR *string_end,
? no_leading_period
: rs[-1] == '/' && NO_LEADING_PERIOD (flags) ? 1 : 0,
flags & FNM_FILE_NAME
- ? flags : flags & ~FNM_PERIOD) == 0
+ ? flags : flags & ~FNM_PERIOD, NULL) == 0
/* This didn't work. Try the whole pattern. */
|| (rs != string
&& FCT (pattern - 1, rs, string_end,
@@ -1126,7 +1155,7 @@ EXT (INT opt, const CHAR *pattern, const CHAR *string, const CHAR *string_end,
: (rs[-1] == '/' && NO_LEADING_PERIOD (flags)
? 1 : 0),
flags & FNM_FILE_NAME
- ? flags : flags & ~FNM_PERIOD) == 0)))
+ ? flags : flags & ~FNM_PERIOD, NULL) == 0)))
/* It worked. Signal success. */
return 0;
}
@@ -1136,7 +1165,7 @@ EXT (INT opt, const CHAR *pattern, const CHAR *string, const CHAR *string_end,
return FNM_NOMATCH;
case L('?'):
- if (FCT (p, string, string_end, no_leading_period, flags) == 0)
+ if (FCT (p, string, string_end, no_leading_period, flags, NULL) == 0)
return 0;
/* FALLTHROUGH */
@@ -1148,7 +1177,8 @@ EXT (INT opt, const CHAR *pattern, const CHAR *string, const CHAR *string_end,
pattern list. */
if (FCT (STRCAT (list->str, p), string, string_end,
no_leading_period,
- flags & FNM_FILE_NAME ? flags : flags & ~FNM_PERIOD) == 0)
+ flags & FNM_FILE_NAME ? flags : flags & ~FNM_PERIOD,
+ NULL) == 0)
/* It worked. Signal success. */
return 0;
while ((list = list->next) != NULL);
@@ -1163,7 +1193,8 @@ EXT (INT opt, const CHAR *pattern, const CHAR *string, const CHAR *string_end,
for (runp = list; runp != NULL; runp = runp->next)
if (FCT (runp->str, string, rs, no_leading_period,
- flags & FNM_FILE_NAME ? flags : flags & ~FNM_PERIOD) == 0)
+ flags & FNM_FILE_NAME ? flags : flags & ~FNM_PERIOD,
+ NULL) == 0)
break;
/* If none of the patterns matched see whether the rest does. */
@@ -1172,8 +1203,8 @@ EXT (INT opt, const CHAR *pattern, const CHAR *string, const CHAR *string_end,
rs == string
? no_leading_period
: rs[-1] == '/' && NO_LEADING_PERIOD (flags) ? 1 : 0,
- flags & FNM_FILE_NAME ? flags : flags & ~FNM_PERIOD)
- == 0))
+ flags & FNM_FILE_NAME ? flags : flags & ~FNM_PERIOD,
+ NULL) == 0))
/* This is successful. */
return 0;
}
@@ -1198,6 +1229,7 @@ EXT (INT opt, const CHAR *pattern, const CHAR *string, const CHAR *string_end,
#undef FCT
#undef EXT
#undef END
+#undef STRUCT
#undef MEMPCPY
#undef MEMCHR
#undef STRCOLL
generated by cgit v1.2.3 (git 2.39.1) at 2024-04-27 23:33:44 +0000