index-pack: fix compilation with NO_PTHREADS

diff --git a/cache-tree.h b/cache-tree.h
index b47ccec7f626d7cda34ed17661c1dc3e4f035d6a..aa7b3e4a0a9d4bbb29574d71e23c05349be4c6fc 100644 (file)
--- a/cache-tree.h
+++ b/cache-tree.h
@@ -39,6 +39,7 @@ int update_main_cache_tree(int);
 #define WRITE_TREE_IGNORE_CACHE_TREE 2
 #define WRITE_TREE_DRY_RUN 4
 #define WRITE_TREE_SILENT 8
+#define WRITE_TREE_REPAIR 16
 
 /* error return codes */
 #define WRITE_TREE_UNREADABLE_INDEX (-1)