Avoid using non-portable `echo -n` in tests.

diff --git a/cache-tree.h b/cache-tree.h
index 44aad426d319b83eda013e115f35e066cc590cb8..cf8b790874c4a4f5890b360c237ccdd4a5a03de4 100644 (file)
--- a/cache-tree.h
+++ b/cache-tree.h
@@ -28,8 +28,6 @@ struct cache_tree *cache_tree_read(const char *buffer, unsigned long size);
 int cache_tree_fully_valid(struct cache_tree *);
 int cache_tree_update(struct cache_tree *, struct cache_entry **, int, int, int);
 
-struct cache_tree *cache_tree_find(struct cache_tree *, const char *);
-
 #define WRITE_TREE_UNREADABLE_INDEX (-1)
 #define WRITE_TREE_UNMERGED_INDEX (-2)
 #define WRITE_TREE_PREFIX_ERROR (-3)