refs: add referent to each_ref_fn

Add a parameter to each_ref_fn so that callers to the ref APIs
that use this function as a callback can have acess to the
unresolved value of a symbolic ref.

Signed-off-by: John Cai <johncai86@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/shallow.c b/shallow.c
index 31a6ca40fe..b8cd051e3b 100644
--- a/shallow.c
+++ b/shallow.c
@@ -612,6 +612,7 @@ static void paint_down(struct paint_info *info, const struct object_id *oid,
 }
 
 static int mark_uninteresting(const char *refname UNUSED,
+			      const char *referent UNUSED,
 			      const struct object_id *oid,
 			      int flags UNUSED,
 			      void *cb_data UNUSED)
@@ -727,6 +728,7 @@ struct commit_array {
 };
 
 static int add_ref(const char *refname UNUSED,
+		  const char *referent UNUSED,
 		   const struct object_id *oid,
 		   int flags UNUSED,
 		   void *cb_data)