[PATCH] Teach ls-tree about commit objects

Updates ls-tree.c to use read_tree_with_tree_or_commit_sha1()
function.  The command can take either tree or commit IDs with
this patch.

Signed-off-by: Junio C Hamano <junkio@cox.net>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --git a/ls-tree.c b/ls-tree.c
index c063640..bd99f9a 100644 (file)
--- a/ls-tree.c
+++ b/ls-tree.c
@@ -24,9 +24,9 @@ static void print_path_prefix(struct path_prefix *prefix)
 }
 
 static void list_recursive(void *buffer,
-                         unsigned char *type,
-                         unsigned long size,
-                         struct path_prefix *prefix)
+                          const unsigned char *type,
+                          unsigned long size,
+                          struct path_prefix *prefix)
 {
        struct path_prefix this_prefix;
        this_prefix.prev = prefix;
@@ -72,12 +72,11 @@ static int list(unsigned char *sha1)
 {
        void *buffer;
        unsigned long size;
-       char type[20];
 
-       buffer = read_sha1_file(sha1, type, &size);
+       buffer = read_tree_with_tree_or_commit_sha1(sha1, &size, 0);
        if (!buffer)
                die("unable to read sha1 file");
-       list_recursive(buffer, type, size, NULL);
+       list_recursive(buffer, "tree", size, NULL);
        return 0;
 }