GIT 1.0.4

diff --git a/refs.c b/refs.c
index 97506a4ebdfbd164abad6be76d7160db171d9148..c33729c54a001423fb682cc920b72e5b1d03f8ea 100644 (file)
--- a/refs.c
+++ b/refs.c
@@ -10,46 +10,6 @@
 #define USE_SYMLINK_HEAD 1
 #endif
 
-int validate_symref(const char *path)
-{
-       struct stat st;
-       char *buf, buffer[256];
-       int len, fd;
-
-       if (lstat(path, &st) < 0)
-               return -1;
-
-       /* Make sure it is a "refs/.." symlink */
-       if (S_ISLNK(st.st_mode)) {
-               len = readlink(path, buffer, sizeof(buffer)-1);
-               if (len >= 5 && !memcmp("refs/", buffer, 5))
-                       return 0;
-               return -1;
-       }
-
-       /*
-        * Anything else, just open it and try to see if it is a symbolic ref.
-        */
-       fd = open(path, O_RDONLY);
-       if (fd < 0)
-               return -1;
-       len = read(fd, buffer, sizeof(buffer)-1);
-       close(fd);
-
-       /*
-        * Is it a symbolic ref?
-        */
-       if (len < 4 || memcmp("ref:", buffer, 4))
-               return -1;
-       buf = buffer + 4;
-       len -= 4;
-       while (len && isspace(*buf))
-               buf++, len--;
-       if (len >= 5 && !memcmp("refs/", buf, 5))
-               return 0;
-       return -1;
-}
-
 const char *resolve_ref(const char *path, unsigned char *sha1, int reading)
 {
        int depth = MAXDEPTH, len;
@@ -116,14 +76,19 @@ const char *resolve_ref(const char *path, unsigned char *sha1, int reading)
 
 int create_symref(const char *git_HEAD, const char *refs_heads_master)
 {
-#if USE_SYMLINK_HEAD
-       unlink(git_HEAD);
-       return symlink(refs_heads_master, git_HEAD);
-#else
        const char *lockpath;
        char ref[1000];
        int fd, len, written;
 
+#if USE_SYMLINK_HEAD
+       if (!only_use_symrefs) {
+               unlink(git_HEAD);
+               if (!symlink(refs_heads_master, git_HEAD))
+                       return 0;
+               fprintf(stderr, "no symlink - falling back to symbolic ref\n");
+       }
+#endif
+
        len = snprintf(ref, sizeof(ref), "ref: %s\n", refs_heads_master);
        if (sizeof(ref) <= len) {
                error("refname too long: %s", refs_heads_master);
@@ -144,7 +109,6 @@ int create_symref(const char *git_HEAD, const char *refs_heads_master)
                return -3;
        }
        return 0;
-#endif
 }
 
 int read_ref(const char *filename, unsigned char *sha1)
@@ -328,6 +292,8 @@ int write_ref_sha1(const char *ref, int fd, const unsigned char *sha1)
                return -1;
        filename = ref_file_name(ref);
        lock_filename = ref_lock_file_name(ref);
+       if (safe_create_leading_directories(filename))
+               die("unable to create leading directory for %s", filename);
        retval = write_ref_file(filename, lock_filename, fd, sha1);
        free(filename);
        free(lock_filename);
@@ -347,7 +313,9 @@ int write_ref_sha1(const char *ref, int fd, const unsigned char *sha1)
 static inline int bad_ref_char(int ch)
 {
        return (((unsigned) ch) <= ' ' ||
-               ch == '~' || ch == '^' || ch == ':');
+               ch == '~' || ch == '^' || ch == ':' ||
+               /* 2.13 Pattern Matching Notation */
+               ch == '?' || ch == '*' || ch == '[');
 }
 
 int check_ref_format(const char *ref)
@@ -394,6 +362,8 @@ int write_ref_sha1_unlocked(const char *ref, const unsigned char *sha1)
                return -1;
        filename = ref_file_name(ref);
        lock_filename = ref_lock_file_name(ref);
+       if (safe_create_leading_directories(filename))
+               die("unable to create leading directory for %s", filename);
        fd = open(lock_filename, O_WRONLY | O_CREAT | O_EXCL, 0666);
        if (fd < 0) {
                error("Writing %s", lock_filename);