[PATCH 17/20] status: support untracked cache

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

---
 builtin/commit.c | 8 ++++++++
 wt-status.c      | 6 ++++++
 2 files changed, 14 insertions(+)

diff --git a/builtin/commit.c b/builtin/commit.c
index 9cfef6c..1e45ff0 100644
--- a/builtin/commit.c
+++ b/builtin/commit.c
@@ -1327,6 +1327,14 @@ int cmd_status(int argc, const char **argv, const char *prefix)
 		wt_status_print(&s);
 		break;
 	}
+
+	if (active_cache_changed) {
+		fd = hold_locked_index(&index_lock, 0);
+		if (0 <= fd &&
+		    (write_cache(fd, active_cache, active_nr) ||
+		     commit_locked_index(&index_lock)))
+			die("Unable to write new index file");
+	}
 	return 0;
 }
 
diff --git a/wt-status.c b/wt-status.c
index ec7344e..0355129 100644
--- a/wt-status.c
+++ b/wt-status.c
@@ -578,9 +578,15 @@ static void wt_status_collect_untracked(struct wt_status *s)
 			DIR_SHOW_OTHER_DIRECTORIES | DIR_HIDE_EMPTY_DIRECTORIES;
 	if (s->show_ignored_files)
 		dir.flags |= DIR_SHOW_IGNORED_TOO;
+	dir.untracked = the_index.untracked;
 	setup_standard_excludes(&dir);
 
 	fill_directory(&dir, &s->pathspec);
+	if (dir.untracked &&
+	    (dir.untracked->dir_opened ||
+	     dir.untracked->gitignore_invalidated ||
+	     dir.untracked->dir_invalidated))
+		active_cache_changed = 1;
 
 	for (i = 0; i < dir.nr; i++) {
 		struct dir_entry *ent = dir.entries[i];
-- 
1.9.1.346.ga2b5940