diff options
Diffstat (limited to 'src/pulsecore/mutex.h')
| -rw-r--r-- | src/pulsecore/mutex.h | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/src/pulsecore/mutex.h b/src/pulsecore/mutex.h index b3b9c5c6..36e1d635 100644 --- a/src/pulsecore/mutex.h +++ b/src/pulsecore/mutex.h @@ -1,32 +1,41 @@ #ifndef foopulsemutexhfoo #define foopulsemutexhfoo -/* $Id$ */ - /*** This file is part of PulseAudio. - + + Copyright 2006 Lennart Poettering + PulseAudio is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. - + PulseAudio 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 Lesser General Public License along with PulseAudio; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. ***/ +#include <pulsecore/macro.h> + typedef struct pa_mutex pa_mutex; -pa_mutex* pa_mutex_new(int recursive); +/* Please think twice before enabling priority inheritance. This is no + * magic wand! Use it only when the potentially priorized threads are + * good candidates for it. Don't use this blindly! Also, note that + * only very few operating systems actually implement this, hence this + * is merely a hint. */ +pa_mutex* pa_mutex_new(pa_bool_t recursive, pa_bool_t inherit_priority); + void pa_mutex_free(pa_mutex *m); void pa_mutex_lock(pa_mutex *m); +pa_bool_t pa_mutex_try_lock(pa_mutex *m); void pa_mutex_unlock(pa_mutex *m); typedef struct pa_cond pa_cond; |