refs.h: add forward declaration for structs used in this file

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
8 years ago · 504c4d42db
1 changed files with 4 additions and 0 deletions
--- a/refs.h
+++ b/refs.h
@ -1,6 +1,10 @@
 #ifndef REFS_H
 #define REFS_H
 struct object_id;
 struct strbuf;
 struct string_list;
 /*
 * Resolve a reference, recursively following symbolic refererences.
 *