musl/src/thread/pthread_mutex_lock.c

10 lines
200 B
C

#include "pthread_impl.h"
int pthread_mutex_lock(pthread_mutex_t *m)
{
if (m->_m_type == PTHREAD_MUTEX_NORMAL && !a_cas(&m->_m_lock, 0, EBUSY))
return 0;
return pthread_mutex_timedlock(m, 0);
}