t4042: abstract away SHA-1-specific constants

diff --git a/cache-tree.h b/cache-tree.h
index f7b9cab7ee87dd04cecbd25f34101a58fc002014..cfd5328cc93694e23037e15148241e17bd4f3a04 100644 (file)
--- a/cache-tree.h
+++ b/cache-tree.h
@@ -47,8 +47,8 @@ int update_main_cache_tree(int);
 #define WRITE_TREE_UNMERGED_INDEX (-2)
 #define WRITE_TREE_PREFIX_ERROR (-3)
 
-int write_index_as_tree(unsigned char *sha1, struct index_state *index_state, const char *index_path, int flags, const char *prefix);
-int write_cache_as_tree(unsigned char *sha1, int flags, const char *prefix);
+int write_index_as_tree(struct object_id *oid, struct index_state *index_state, const char *index_path, int flags, const char *prefix);
+int write_cache_as_tree(struct object_id *oid, int flags, const char *prefix);
 void prime_cache_tree(struct index_state *, struct tree *);
 
 extern int cache_tree_matches_traversal(struct cache_tree *, struct name_entry *ent, struct traverse_info *info);