X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=tag.c;h=61ac434d6b6330e24900beab29c924ccffb886c1;hb=9470657ad0d0472e3e3c2e352334f60e7bd777c1;hp=b1ab75ff0164b0090f43ba55d2a70239ca2fdb7a;hpb=6b7242aa1acc3c7835f80522914ffc4b2e789a29;p=git.git

diff --git a/tag.c b/tag.c
index b1ab75ff..61ac434d 100644
--- a/tag.c
+++ b/tag.c
@@ -3,10 +3,15 @@
 
 const char *tag_type = "tag";
 
-struct object *deref_tag(struct object *o)
+struct object *deref_tag(struct object *o, const char *warn, int warnlen)
 {
 	while (o && o->type == tag_type)
 		o = parse_object(((struct tag *)o)->tagged->sha1);
+	if (!o && warn) {
+		if (!warnlen)
+			warnlen = strlen(warn);
+		error("missing object referenced by '%.*s'", warnlen, warn);
+	}
 	return o;
 }
 
@@ -70,8 +75,11 @@ int parse_tag_buffer(struct tag *item, void *data, unsigned long size)
 	item->tag[taglen] = '\0';
 
 	item->tagged = lookup_object_type(object, type);
-	if (item->tagged)
-		add_ref(&item->object, item->tagged);
+	if (item->tagged && track_object_refs) {
+		struct object_refs *refs = alloc_object_refs(1);
+		refs->ref[0] = item->tagged;
+		set_object_refs(&item->object, refs);
+	}
 
 	return 0;
 }