read-cache: save index SHA-1 after reading

Also update SHA-1 after writing. If we do not do that, the second read_index() will see "initialized" variable already set and not read .git/index again, which is fine, except istate->sha1 now has a stale value. Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2014-06-13 19:19:35 +07:00
parent d4a2024aef
commit e93021b20a
3 changed files with 6 additions and 2 deletions
--- a/cache.h
+++ b/cache.h
@ -286,6 +286,7 @@ struct index_state {
 		 initialized : 1;
 	struct hashmap name_hash;
 	struct hashmap dir_hash;
+	unsigned char sha1[20];
 };

 extern struct index_state the_index;