Remove unused object-ref code

Signed-off-by: Martin Koegler <mkoegler@auto.tuwien.ac.at>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 0 insertions, 48 deletions

diff --git a/tree.c b/tree.c
index 8c0819fa72..113e1bb0a4 100644
--- a/tree.c
+++ b/tree.c
@@ -202,52 +202,6 @@ struct tree *lookup_tree(const unsigned char *sha1)
 	return (struct tree *) obj;
 }
 
-/*
- * NOTE! Tree refs to external git repositories
- * (ie gitlinks) do not count as real references.
- *
- * You don't have to have those repositories
- * available at all, much less have the objects
- * accessible from the current repository.
- */
-static void track_tree_refs(struct tree *item)
-{
-	int n_refs = 0, i;
-	struct object_refs *refs;
-	struct tree_desc desc;
-	struct name_entry entry;
-
-	/* Count how many entries there are.. */
-	init_tree_desc(&desc, item->buffer, item->size);
-	while (tree_entry(&desc, &entry)) {
-		if (S_ISGITLINK(entry.mode))
-			continue;
-		n_refs++;
-	}
-
-	/* Allocate object refs and walk it again.. */
-	i = 0;
-	refs = alloc_object_refs(n_refs);
-	init_tree_desc(&desc, item->buffer, item->size);
-	while (tree_entry(&desc, &entry)) {
-		struct object *obj;
-
-		if (S_ISGITLINK(entry.mode))
-			continue;
-		if (S_ISDIR(entry.mode))
-			obj = &lookup_tree(entry.sha1)->object;
-		else if (S_ISREG(entry.mode) || S_ISLNK(entry.mode))
-			obj = &lookup_blob(entry.sha1)->object;
-		else {
-			warning("in tree %s: entry %s has bad mode %.6o\n",
-			     sha1_to_hex(item->object.sha1), entry.path, entry.mode);
-			obj = lookup_unknown_object(entry.sha1);
-		}
-		refs->ref[i++] = obj;
-	}
-	set_object_refs(&item->object, refs);
-}
-
 int parse_tree_buffer(struct tree *item, void *buffer, unsigned long size)
 {
 	if (item->object.parsed)
@@ -256,8 +210,6 @@ int parse_tree_buffer(struct tree *item, void *buffer, unsigned long size)
 	item->buffer = buffer;
 	item->size = size;
 
-	if (track_object_refs)
-		track_tree_refs(item);
 	return 0;
 }