resolve-undo: be specific what part of the index has changed

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/cache.h b/cache.h
index 31d4541..976f2e0 100644
--- a/cache.h
+++ b/cache.h
@@ -272,6 +272,7 @@ static inline unsigned int canon_mode(unsigned int mode)
 #define CE_ENTRY_CHANGED	(1 << 1)
 #define CE_ENTRY_REMOVED	(1 << 2)
 #define CE_ENTRY_ADDED		(1 << 3)
+#define RESOLVE_UNDO_CHANGED	(1 << 4)
 
 struct index_state {
 	struct cache_entry **cache;