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mpv/osdep/threads.c
wm4 f47a4fc3d9 threads: use mpv time for mpthread_cond_timedwait wrapper
Use the time as returned by mp_time_us() for mpthread_cond_timedwait(),
instead of calculating the struct timespec value based on a timeout.
This (probably) makes it easier to wait for a specific deadline.
2014-05-18 19:20:32 +02:00

43 lines
1.4 KiB
C

/*
* This file is part of mpv.
*
* mpv 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.
*
* mpv 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 mpv. If not, see <http://www.gnu.org/licenses/>.
*/
#include "threads.h"
#include "timer.h"
int mpthread_cond_timedwait(pthread_cond_t *cond, pthread_mutex_t *mutex,
int64_t abstime)
{
struct timespec ts = mp_time_us_to_timespec(abstime);
return pthread_cond_timedwait(cond, mutex, &ts);
}
int mpthread_cond_timedwait_rel(pthread_cond_t *cond, pthread_mutex_t *mutex,
double s)
{
return mpthread_cond_timedwait(cond, mutex, mp_add_timeout(mp_time_us(), s));
}
int mpthread_mutex_init_recursive(pthread_mutex_t *mutex)
{
pthread_mutexattr_t attr;
pthread_mutexattr_init(&attr);
pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
int r = pthread_mutex_init(mutex, &attr);
pthread_mutexattr_destroy(&attr);
return r;
}