8fe03b8bce
When MPD exits, it should manually free all resources in use, to allow easy memory leak debugging. Make the decoder thread terminate during that.
110 lines
2.3 KiB
C
110 lines
2.3 KiB
C
/* the Music Player Daemon (MPD)
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* Copyright (C) 2008 Max Kellermann <max@duempel.org>
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* This project's homepage is: http://www.musicpd.org
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "decoder_control.h"
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#include <assert.h>
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struct decoder_control dc;
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void dc_init(void)
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{
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notify_init(&dc.notify);
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dc.state = DECODE_STATE_STOP;
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dc.command = DECODE_COMMAND_NONE;
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}
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void dc_deinit(void)
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{
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notify_deinit(&dc.notify);
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}
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void
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dc_command_wait(struct notify *notify)
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{
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while (dc.command != DECODE_COMMAND_NONE) {
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notify_signal(&dc.notify);
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notify_wait(notify);
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}
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}
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static void
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dc_command(struct notify *notify, enum decoder_command cmd)
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{
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dc.command = cmd;
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dc_command_wait(notify);
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}
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static void dc_command_async(enum decoder_command cmd)
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{
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dc.command = cmd;
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notify_signal(&dc.notify);
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}
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void
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dc_start(struct notify *notify, struct song *song)
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{
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assert(song != NULL);
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dc.next_song = song;
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dc_command(notify, DECODE_COMMAND_START);
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}
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void
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dc_start_async(struct song *song)
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{
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assert(song != NULL);
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dc.next_song = song;
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dc_command_async(DECODE_COMMAND_START);
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}
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void
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dc_stop(struct notify *notify)
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{
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if (dc.command == DECODE_COMMAND_START ||
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(dc.state != DECODE_STATE_STOP && dc.state != DECODE_STATE_ERROR))
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dc_command(notify, DECODE_COMMAND_STOP);
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}
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bool
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dc_seek(struct notify *notify, double where)
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{
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assert(where >= 0.0);
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if (dc.state == DECODE_STATE_STOP ||
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dc.state == DECODE_STATE_ERROR || !dc.seekable)
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return false;
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dc.seek_where = where;
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dc.seek_error = false;
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dc_command(notify, DECODE_COMMAND_SEEK);
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if (dc.seek_error)
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return false;
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return true;
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}
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void
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dc_quit(struct notify *notify)
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{
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dc.quit = true;
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dc_command(notify, DECODE_COMMAND_STOP);
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}
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