rev-parse --branches/--tags/--remotes=pattern

diff --git a/builtin-update-index.c b/builtin-update-index.c
index 5e97d0949716e4d25d4a9c42813db8a02db53eae..a64a752990b85b69590cdbeed3901154642007b8 100644 (file)
--- a/builtin-update-index.c
+++ b/builtin-update-index.c
@@ -28,6 +28,7 @@ static int mark_skip_worktree_only;
 #define MARK_FLAG 1
 #define UNMARK_FLAG 2
 
+__attribute__((format (printf, 1, 2)))
 static void report(const char *fmt, ...)
 {
        va_list vp;
@@ -172,29 +173,29 @@ static int process_directory(const char *path, int len, struct stat *st)
        return error("%s: is a directory - add files inside instead", path);
 }
 
-/*
- * Process a regular file
- */
-static int process_file(const char *path, int len, struct stat *st)
-{
-       int pos = cache_name_pos(path, len);
-       struct cache_entry *ce = pos < 0 ? NULL : active_cache[pos];
-
-       if (ce && S_ISGITLINK(ce->ce_mode))
-               return error("%s is already a gitlink, not replacing", path);
-
-       return add_one_path(ce, path, len, st);
-}
-
 static int process_path(const char *path)
 {
-       int len;
+       int pos, len;
        struct stat st;
+       struct cache_entry *ce;
 
        len = strlen(path);
        if (has_symlink_leading_path(path, len))
                return error("'%s' is beyond a symbolic link", path);
 
+       pos = cache_name_pos(path, len);
+       ce = pos < 0 ? NULL : active_cache[pos];
+       if (ce && ce_skip_worktree(ce)) {
+               /*
+                * working directory version is assumed "good"
+                * so updating it does not make sense.
+                * On the other hand, removing it from index should work
+                */
+               if (allow_remove && remove_file_from_cache(path))
+                       return error("%s: cannot remove from the index", path);
+               return 0;
+       }
+
        /*
         * First things first: get the stat information, to decide
         * what to do about the pathname!
@@ -205,7 +206,13 @@ static int process_path(const char *path)
        if (S_ISDIR(st.st_mode))
                return process_directory(path, len, &st);
 
-       return process_file(path, len, &st);
+       /*
+        * Process a regular file
+        */
+       if (ce && S_ISGITLINK(ce->ce_mode))
+               return error("%s is already a gitlink, not replacing", path);
+
+       return add_one_path(ce, path, len, &st);
 }
 
 static int add_cacheinfo(unsigned int mode, const unsigned char *sha1,