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/* the Music Player Daemon (MPD)
* Copyright (C) 2003-2007 Warren Dukes <warren.dukes@gmail.com>
* Copyright (C) 2008 Eric Wong <normalperson@yhbt.net>
*
* This project's homepage is: http://www.musicpd.org
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef EVENT_PIPE_H
#define EVENT_PIPE_H
#include <glib.h>
enum pipe_event {
/** the default event: the main thread is waiting for somebody,
and this event wakes up the main thread */
PIPE_EVENT_SIGNAL = 0,
/** database update was finished */
PIPE_EVENT_UPDATE,
/** during database update, a song was deleted */
PIPE_EVENT_DELETE,
/** an idle event was emitted */
PIPE_EVENT_IDLE,
/** must call syncPlayerAndPlaylist() */
PIPE_EVENT_PLAYLIST,
/** SIGHUP received: reload configuration, roll log file */
PIPE_EVENT_RELOAD,
PIPE_EVENT_MAX
};
typedef void (*event_pipe_callback_t)(void);
extern GThread *main_task;
void event_pipe_init(void);
void event_pipe_deinit(void);
void
event_pipe_register(enum pipe_event event, event_pipe_callback_t callback);
void event_pipe_emit(enum pipe_event event);
/**
* Similar to event_pipe_emit(), but aimed for use in signal handlers:
* it doesn't lock the mutex, and doesn't log on error. That makes it
* potentially lossy, but for its intended use, that does not matter.
*/
void event_pipe_emit_fast(enum pipe_event event);
void event_pipe_signal(void);
void event_pipe_wait(void);
#endif /* MAIN_NOTIFY_H */
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