Don't assume tree entries that are not dirs are blobs

When scanning the trees in track_tree_refs() there is a "lazy" test
that assumes that entries are either directories or files.  Don't do
that.

Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/object.c b/object.c
index cfc4969ed9ba0ccfdba8f97637bac20be31d1eba..16793d9958a57664233b9e4468e112dfa1a8a915 100644 (file)
--- a/object.c
+++ b/object.c
@@ -160,8 +160,11 @@ struct object *parse_object_buffer(const unsigned char *sha1, enum object_type t
                parse_tag_buffer(tag, buffer, size);
                obj = &tag->object;
        } else {
+               warning("object %s has unknown type id %d\n", sha1_to_hex(sha1), type);
                obj = NULL;
        }
+       if (obj && obj->type == OBJ_NONE)
+               obj->type = type;
        *eaten_p = eaten;
        return obj;
 }

diff --git a/tree.c b/tree.c
index e4a39aa3c36964c9034d2393a8b9cb483d1543da..e946dac06938b44ce13d7e30dd93e26eda75e5ef 100644 (file)
--- a/tree.c
+++ b/tree.c
@@ -173,8 +173,13 @@ static void track_tree_refs(struct tree *item)
                        continue;
                if (S_ISDIR(entry.mode))
                        obj = &lookup_tree(entry.sha1)->object;
-               else
+               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);