Add more generated files to .gitignore

[git.git] / object.c

diff --git a/object.c b/object.c
index 63e6e78..1fdebe0 100644 (file)
--- a/object.c
+++ b/object.c
@@ -9,6 +9,8 @@ struct object **objs;
 int nr_objs;
 static int obj_allocs;
 
+int track_object_refs = 1;
+
 static int find_object(const unsigned char *sha1)
 {
        int first = 0, last = nr_objs;
@@ -67,9 +69,12 @@ void created_object(const unsigned char *sha1, struct object *obj)
 
 void add_ref(struct object *refer, struct object *target)
 {
-       struct object_list **pp = &refer->refs;
-       struct object_list *p;
-       
+       struct object_list **pp, *p;
+
+       if (!track_object_refs)
+               return;
+
+       pp = &refer->refs;
        while ((p = *pp) != NULL) {
                if (p->item == target)
                        return;
@@ -87,6 +92,8 @@ void mark_reachable(struct object *obj, unsigned int mask)
 {
        struct object_list *p = obj->refs;
 
+       if (!track_object_refs)
+               die("cannot do reachability with object refs turned off");
        /* If we've been here already, don't bother */
        if (obj->flags & mask)
                return;