+static void wt_status_collect_changes_initial(struct wt_status *s)
+{
+ int i;
+
+ for (i = 0; i < active_nr; i++) {
+ struct string_list_item *it;
+ struct wt_status_change_data *d;
+ struct cache_entry *ce = active_cache[i];
+
+ it = string_list_insert(ce->name, &s->change);
+ d = it->util;
+ if (!d) {
+ d = xcalloc(1, sizeof(*d));
+ it->util = d;
+ }
+ if (ce_stage(ce)) {
+ d->index_status = DIFF_STATUS_UNMERGED;
+ d->stagemask |= (1 << (ce_stage(ce) - 1));
+ }
+ else
+ d->index_status = DIFF_STATUS_ADDED;
+ }
+}
+
+static void wt_status_collect_untracked(struct wt_status *s)
+{
+ int i;
+ struct dir_struct dir;
+
+ if (!s->show_untracked_files)
+ return;
+ memset(&dir, 0, sizeof(dir));
+ if (s->show_untracked_files != SHOW_ALL_UNTRACKED_FILES)
+ dir.flags |=
+ DIR_SHOW_OTHER_DIRECTORIES | DIR_HIDE_EMPTY_DIRECTORIES;
+ setup_standard_excludes(&dir);
+
+ fill_directory(&dir, NULL);
+ for (i = 0; i < dir.nr; i++) {
+ struct dir_entry *ent = dir.entries[i];
+ if (!cache_name_is_other(ent->name, ent->len))
+ continue;
+ s->workdir_untracked = 1;
+ string_list_insert(ent->name, &s->untracked);
+ }
+}
+
+void wt_status_collect(struct wt_status *s)
+{
+ wt_status_collect_changes_worktree(s);
+
+ if (s->is_initial)
+ wt_status_collect_changes_initial(s);
+ else
+ wt_status_collect_changes_index(s);
+ wt_status_collect_untracked(s);
+}
+
+static void wt_status_print_unmerged(struct wt_status *s)
+{
+ int shown_header = 0;
+ int i;
+
+ for (i = 0; i < s->change.nr; i++) {
+ struct wt_status_change_data *d;
+ struct string_list_item *it;
+ it = &(s->change.items[i]);
+ d = it->util;
+ if (!d->stagemask)
+ continue;
+ if (!shown_header) {
+ wt_status_print_unmerged_header(s);
+ shown_header = 1;
+ }
+ wt_status_print_unmerged_data(s, it);
+ }
+ if (shown_header)
+ wt_status_print_trailer(s);
+
+}
+
+static void wt_status_print_updated(struct wt_status *s)
+{
+ int shown_header = 0;
+ int i;
+
+ for (i = 0; i < s->change.nr; i++) {
+ struct wt_status_change_data *d;
+ struct string_list_item *it;
+ it = &(s->change.items[i]);
+ d = it->util;
+ if (!d->index_status ||
+ d->index_status == DIFF_STATUS_UNMERGED)
+ continue;
+ if (!shown_header) {
+ wt_status_print_cached_header(s);
+ s->commitable = 1;
+ shown_header = 1;
+ }
+ wt_status_print_change_data(s, WT_STATUS_UPDATED, it);
+ }
+ if (shown_header)
+ wt_status_print_trailer(s);
+}
+
+/*
+ * -1 : has delete
+ * 0 : no change
+ * 1 : some change but no delete
+ */
+static int wt_status_check_worktree_changes(struct wt_status *s)
+{
+ int i;
+ int changes = 0;
+
+ for (i = 0; i < s->change.nr; i++) {
+ struct wt_status_change_data *d;
+ d = s->change.items[i].util;
+ if (!d->worktree_status ||
+ d->worktree_status == DIFF_STATUS_UNMERGED)
+ continue;
+ changes = 1;
+ if (d->worktree_status == DIFF_STATUS_DELETED)
+ return -1;
+ }
+ return changes;
+}
+