add_file_to_index: skip rehashing if the cached stat already matches

diff --git a/environment.c b/environment.c
index 1c2773f1bd4cc763485fc2b9f73615463443ab18..f83fb9e44806c03cde06eede7888a4dcb901c5c3 100644 (file)
--- a/environment.c
+++ b/environment.c
@@ -30,6 +30,7 @@ int core_compression_seen;
 size_t packed_git_window_size = DEFAULT_PACKED_GIT_WINDOW_SIZE;
 size_t packed_git_limit = DEFAULT_PACKED_GIT_LIMIT;
 size_t delta_base_cache_limit = 16 * 1024 * 1024;
+char *pager_program;
 int pager_in_use;
 int pager_use_color = 1;
 int auto_crlf = 0;     /* 1: both ways, -1: only when adding git objects */