[PATCH 14/32] cache-tree: mark istate->cache_changed on prime_cache_tree()

["Nguyễn Thái Ngọc Duy" <pclouds@gmail.com>]

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
---
 builtin/read-tree.c | 2 +-
 builtin/reset.c     | 2 +-
 cache-tree.c        | 9 +++++----
 cache-tree.h        | 2 +-
 4 files changed, 8 insertions(+), 7 deletions(-)

diff --git a/builtin/read-tree.c b/builtin/read-tree.c
index f26d90f..3204c62 100644
--- a/builtin/read-tree.c
+++ b/builtin/read-tree.c
@@ -231,7 +231,7 @@ int cmd_read_tree(int argc, const char **argv, const char *unused_prefix)
 	 * what came from the tree.
 	 */
 	if (nr_trees == 1 && !opts.prefix)
-		prime_cache_tree(&active_cache_tree, trees[0]);
+		prime_cache_tree(&the_index, trees[0]);
 
 	if (write_locked_index(&the_index, &lock_file, COMMIT_LOCK))
 		die("unable to write new index file");
diff --git a/builtin/reset.c b/builtin/reset.c
index 0c56d28..234b2eb 100644
--- a/builtin/reset.c
+++ b/builtin/reset.c
@@ -84,7 +84,7 @@ static int reset_index(const unsigned char *sha1, int reset_type, int quiet)
 
 	if (reset_type == MIXED || reset_type == HARD) {
 		tree = parse_tree_indirect(sha1);
-		prime_cache_tree(&active_cache_tree, tree);
+		prime_cache_tree(&the_index, tree);
 	}
 
 	return 0;
diff --git a/cache-tree.c b/cache-tree.c
index 18055f1..c53f7de 100644
--- a/cache-tree.c
+++ b/cache-tree.c
@@ -654,11 +654,12 @@ static void prime_cache_tree_rec(struct cache_tree *it, struct tree *tree)
 	it->entry_count = cnt;
 }
 
-void prime_cache_tree(struct cache_tree **it, struct tree *tree)
+void prime_cache_tree(struct index_state *istate, struct tree *tree)
 {
-	cache_tree_free(it);
-	*it = cache_tree();
-	prime_cache_tree_rec(*it, tree);
+	cache_tree_free(&istate->cache_tree);
+	istate->cache_tree = cache_tree();
+	prime_cache_tree_rec(istate->cache_tree, tree);
+	istate->cache_changed |= CACHE_TREE_CHANGED;
 }
 
 /*
diff --git a/cache-tree.h b/cache-tree.h
index 154b357..b47ccec 100644
--- a/cache-tree.h
+++ b/cache-tree.h
@@ -46,7 +46,7 @@ int update_main_cache_tree(int);
 #define WRITE_TREE_PREFIX_ERROR (-3)
 
 int write_cache_as_tree(unsigned char *sha1, int flags, const char *prefix);
-void prime_cache_tree(struct cache_tree **, struct tree *);
+void prime_cache_tree(struct index_state *, struct tree *);
 
 extern int cache_tree_matches_traversal(struct cache_tree *, struct name_entry *ent, struct traverse_info *info);
 
-- 
1.9.1.346.ga2b5940