default: esd is obsolete, hence don't load it anymore by default
[pulseaudio-mirror.git] / src / pulsecore / semaphore-osx.c
blob42afd154ba5085f719ccc242a974d5e9266a37a8
1 /***
2 This file is part of PulseAudio.
4 Copyright 2009 Kim Lester <kim@dfusion.com.au>
6 PulseAudio is free software; you can redistribute it and/or modify
7 it under the terms of the GNU Lesser General Public License as published
8 by the Free Software Foundation; either version 2.1 of the License,
9 or (at your option) any later version.
11 PulseAudio is distributed in the hope that it will be useful, but
12 WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public License
17 along with PulseAudio; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
19 USA.
20 ***/
22 #ifdef HAVE_CONFIG_H
23 #include <config.h>
24 #endif
26 #include <Multiprocessing.h>
28 #include <pulse/xmalloc.h>
29 #include <pulsecore/macro.h>
31 #include "semaphore.h"
33 struct pa_semaphore {
34 MPSemaphoreID sema;
37 pa_semaphore* pa_semaphore_new(unsigned int value) {
38 /* NOTE: Can't assume boolean - ie value = 0,1, so use UINT_MAX (boolean more efficient ?) */
39 pa_semaphore *s;
41 s = pa_xnew(pa_semaphore, 1);
42 pa_assert_se(MPCreateSemaphore(UINT_MAX, value, &s->sema) == 0);
44 return s;
47 void pa_semaphore_free(pa_semaphore *s) {
48 pa_assert(s);
49 pa_assert_se(MPDeleteSemaphore(s->sema) == 0);
50 pa_xfree(s);
53 void pa_semaphore_post(pa_semaphore *s) {
54 pa_assert(s);
55 pa_assert_se(MPSignalSemaphore(s->sema) == 0);
58 void pa_semaphore_wait(pa_semaphore *s) {
59 pa_assert(s);
60 /* should probably check return value (-ve is error), noErr is ok. */
61 pa_assert_se(MPWaitOnSemaphore(s->sema, kDurationForever) == 0);