ce_smudge_racily_clean_entry: explain why it works.

diff --git a/object.h b/object.h
index bf744490a9a75c5e84af6384b2fa2bc4eb492452..336d986b51831db7812fd9bbd6a818803935fde2 100644 (file)
--- a/object.h
+++ b/object.h
@@ -7,16 +7,22 @@ struct object_list {
        const char *name;
 };
 
+struct object_refs {
+       unsigned count;
+       struct object *ref[0];
+};
+
 struct object {
        unsigned parsed : 1;
        unsigned used : 1;
        unsigned int flags;
        unsigned char sha1[20];
        const char *type;
-       struct object_list *refs;
+       struct object_refs *refs;
        void *util;
 };
 
+extern int track_object_refs;
 extern int nr_objs;
 extern struct object **objs;
 
@@ -34,7 +40,8 @@ struct object *parse_object(const unsigned char *sha1);
 /** Returns the object, with potentially excess memory allocated. **/
 struct object *lookup_unknown_object(const unsigned  char *sha1);
 
-void add_ref(struct object *refer, struct object *target);
+struct object_refs *alloc_object_refs(unsigned count);
+void set_object_refs(struct object *obj, struct object_refs *refs);
 
 void mark_reachable(struct object *obj, unsigned int mask);