Author: jilles
Date: Fri Apr 16 22:29:24 2010
New Revision: 206711
URL: http://svn.freebsd.org/changeset/base/206711

Log:
  fnmatch: Fix bad FNM_PERIOD disabling if an asterisk has been seen.
  
  Example: fnmatch("a*b/*", "abbb/.x", FNM_PATHNAME | FNM_PERIOD)
  
  PR:           116074
  MFC after:    1 week

Modified:
  head/lib/libc/gen/fnmatch.c
  head/tools/regression/lib/libc/gen/test-fnmatch.c

Modified: head/lib/libc/gen/fnmatch.c
==============================================================================
--- head/lib/libc/gen/fnmatch.c Fri Apr 16 22:15:26 2010        (r206710)
+++ head/lib/libc/gen/fnmatch.c Fri Apr 16 22:29:24 2010        (r206711)
@@ -67,7 +67,8 @@ __FBSDID("$FreeBSD$");
 #define RANGE_ERROR     (-1)
 
 static int rangematch(const char *, wchar_t, int, char **, mbstate_t *);
-static int fnmatch1(const char *, const char *, int, mbstate_t, mbstate_t);
+static int fnmatch1(const char *, const char *, const char *, int, mbstate_t,
+               mbstate_t);
 
 int
 fnmatch(pattern, string, flags)
@@ -76,22 +77,21 @@ fnmatch(pattern, string, flags)
 {
        static const mbstate_t initial;
 
-       return (fnmatch1(pattern, string, flags, initial, initial));
+       return (fnmatch1(pattern, string, string, flags, initial, initial));
 }
 
 static int
-fnmatch1(pattern, string, flags, patmbs, strmbs)
-       const char *pattern, *string;
+fnmatch1(pattern, string, stringstart, flags, patmbs, strmbs)
+       const char *pattern, *string, *stringstart;
        int flags;
        mbstate_t patmbs, strmbs;
 {
-       const char *stringstart;
        char *newp;
        char c;
        wchar_t pc, sc;
        size_t pclen, sclen;
 
-       for (stringstart = string;;) {
+       for (;;) {
                pclen = mbrtowc(&pc, pattern, MB_LEN_MAX, &patmbs);
                if (pclen == (size_t)-1 || pclen == (size_t)-2)
                        return (FNM_NOMATCH);
@@ -145,8 +145,8 @@ fnmatch1(pattern, string, flags, patmbs,
 
                        /* General case, use recursion. */
                        while (sc != EOS) {
-                               if (!fnmatch1(pattern, string,
-                                   flags & ~FNM_PERIOD, patmbs, strmbs))
+                               if (!fnmatch1(pattern, string, stringstart,
+                                   flags, patmbs, strmbs))
                                        return (0);
                                sclen = mbrtowc(&sc, string, MB_LEN_MAX,
                                    &strmbs);

Modified: head/tools/regression/lib/libc/gen/test-fnmatch.c
==============================================================================
--- head/tools/regression/lib/libc/gen/test-fnmatch.c   Fri Apr 16 22:15:26 
2010        (r206710)
+++ head/tools/regression/lib/libc/gen/test-fnmatch.c   Fri Apr 16 22:29:24 
2010        (r206711)
@@ -174,6 +174,7 @@ struct testcase {
        "*a", ".a/b", FNM_PATHNAME | FNM_LEADING_DIR, 0,
        "*", ".a/b", FNM_PATHNAME | FNM_PERIOD | FNM_LEADING_DIR, FNM_NOMATCH,
        "*a", ".a/b", FNM_PATHNAME | FNM_PERIOD | FNM_LEADING_DIR, FNM_NOMATCH,
+       "a*b/*", "abbb/.x", FNM_PATHNAME | FNM_PERIOD, FNM_NOMATCH,
 };
 
 static const char *
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