git-branch -D: make it work even when on a yet-to-be-born branch

diff --git a/builtin-prune.c b/builtin-prune.c
index 7290e6d9aa9e26cc8256a34ed22028e80936c010..8591d28b8e91c94636e9bf8b7e8ff5abcc0705e9 100644 (file)
--- a/builtin-prune.c
+++ b/builtin-prune.c
@@ -16,8 +16,15 @@ static struct rev_info revs;
 
 static int prune_object(char *path, const char *filename, const unsigned char *sha1)
 {
+       char buf[20];
+       const char *type;
+
        if (show_only) {
-               printf("would prune %s/%s\n", path, filename);
+               if (sha1_object_info(sha1, buf, NULL))
+                       type = "unknown";
+               else
+                       type = buf;
+               printf("%s %s\n", sha1_to_hex(sha1), type);
                return 0;
        }
        unlink(mkpath("%s/%s", path, filename));
@@ -174,7 +181,7 @@ static void walk_commit_list(struct rev_info *revs)
        }
 }
 
-static int add_one_ref(const char *path, const unsigned char *sha1)
+static int add_one_ref(const char *path, const unsigned char *sha1, int flag, void *cb_data)
 {
        struct object *object = parse_object(sha1);
        if (!object)
@@ -240,7 +247,7 @@ int cmd_prune(int argc, const char **argv, const char *prefix)
        revs.tree_objects = 1;
 
        /* Add all external refs */
-       for_each_ref(add_one_ref);
+       for_each_ref(add_one_ref, NULL);
 
        /* Add all refs from the index file */
        add_cache_refs();