code.delx.au - pulseaudio/blob - src/pulsecore/mutex.h

   1 #ifndef foopulsemutexhfoo
   2 #define foopulsemutexhfoo
   3
   4 /* $Id$ */
   5
   6 /***
   7   This file is part of PulseAudio.
   8
   9   Copyright 2006 Lennart Poettering
  10
  11   PulseAudio is free software; you can redistribute it and/or modify
  12   it under the terms of the GNU Lesser General Public License as
  13   published by the Free Software Foundation; either version 2 of the
  14   License, or (at your option) any later version.
  15
  16   PulseAudio is distributed in the hope that it will be useful, but
  17   WITHOUT ANY WARRANTY; without even the implied warranty of
  18   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  19   General Public License for more details.
  20
  21   You should have received a copy of the GNU Lesser General Public
  22   License along with PulseAudio; if not, write to the Free Software
  23   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
  24   USA.
  25 ***/
  26
  27 #include <pulsecore/macro.h>
  28
  29 typedef struct pa_mutex pa_mutex;
  30
  31 /* Please think twice before enabling priority inheritance. This is no
  32  * magic wand! Use it only when the potentially priorized threads are
  33  * good candidates for it. Don't use this blindly! Also, note that
  34  * only very few operating systems actually implement this, hence this
  35  * is merely a hint. */
  36 pa_mutex* pa_mutex_new(pa_bool_t recursive, pa_bool_t inherit_priority);
  37
  38 void pa_mutex_free(pa_mutex *m);
  39 void pa_mutex_lock(pa_mutex *m);
  40 void pa_mutex_unlock(pa_mutex *m);
  41
  42 typedef struct pa_cond pa_cond;
  43
  44 pa_cond *pa_cond_new(void);
  45 void pa_cond_free(pa_cond *c);
  46 void pa_cond_signal(pa_cond *c, int broadcast);
  47 int pa_cond_wait(pa_cond *c, pa_mutex *m);
  48
  49 #endif