mode_tree_run_command
void mode_tree_run_command(struct client *, struct cmd_find_state *,
mode_tree_run_command(c, NULL, data->command, item->name);
mode_tree_run_command(c, NULL, data->command, item->ttyname);
mode_tree_run_command(c, &fs, data->entered, name);
mode_tree_run_command(c, NULL, data->command, name);