unsigned
mpd_run_rescan(struct mpd_connection *connection, const char *path)
{
unsigned id;
if (!mpd_run_check(connection) || !mpd_send_rescan(connection, path))
return 0;
id = mpd_recv_update_id(connection);
return id != 0 && mpd_response_finish(connection)
? id : 0;
}
int
cmd_update(int argc, char **argv, struct mpd_connection *conn)
{
if (contains_absolute_path(argc, argv) && !path_prepare(conn))
printErrorAndExit(conn);
if (!mpd_command_list_begin(conn, false))
printErrorAndExit(conn);
int i = 0;
const char *update = "";
if (argc > 0)
update = charset_to_utf8(argv[i]);
do {
char *tmp = strdup(update);
strip_trailing_slash(tmp);
const char *path = tmp;
const char *relative_path = to_relative_path(path);
if (relative_path != NULL)
path = relative_path;
mpd_send_update(conn, path);
free(tmp);
} while (++i < argc && (update = charset_to_utf8(argv[i])) != NULL);
if (!mpd_command_list_end(conn))
printErrorAndExit(conn);
/* obtain the last "update id" response */
unsigned id = 0;
while (true) {
unsigned next_id = mpd_recv_update_id(conn);
if (next_id == 0)
break;
id = next_id;
}
my_finishCommand(conn);
while (options.wait) {
/* idle until an update finishes */
enum mpd_idle idle = mpd_run_idle_mask(conn, MPD_IDLE_UPDATE);
struct mpd_status *status;
unsigned current_id;
if (idle == 0)
printErrorAndExit(conn);
/* determine the current "update id" */
status = getStatus(conn);
current_id = mpd_status_get_update_id(status);
mpd_status_free(status);
/* is our last queued update finished now? */
if (current_id == 0 || current_id > id ||
(id > 1 << 30 && id < 1000)) /* wraparound */
break;
}
return 1;
}
