mpv/osdep/threads.c

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/*
* 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 <stdio.h>
#include <errno.h>
#include <pthread.h>
#include "config.h"
#if HAVE_BSD_THREAD_NAME
#include <pthread_np.h>
#endif
#include "threads.h"
#include "timer.h"
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;
}
void mpthread_set_name(const char *name)
{
char tname[80];
snprintf(tname, sizeof(tname), "mpv/%s", name);
#if HAVE_GLIBC_THREAD_NAME
if (pthread_setname_np(pthread_self(), tname) == ERANGE) {
tname[15] = '\0'; // glibc-checked kernel limit
pthread_setname_np(pthread_self(), tname);
}
#elif HAVE_BSD_THREAD_NAME
pthread_set_name_np(pthread_self(), tname);
#elif HAVE_NETBSD_THREAD_NAME
pthread_setname_np(pthread_self(), "%s", (void *)tname);
#elif HAVE_OSX_THREAD_NAME
pthread_setname_np(tname);
#endif
}