blob: 8fd9ad1de1cbc0aa406c983eef12ba3cf2fc6380 (
plain) (
tree)
|
|
#include "pthread_impl.h"
int pthread_rwlock_wrlock(pthread_rwlock_t *rw)
{
int nr;
while (pthread_rwlock_trywrlock(rw)==EAGAIN) {
if ((nr=rw->_rw_readers))
__wait(&rw->_rw_readers, &rw->_rw_waiters, nr, 0);
else
__wait(&rw->_rw_wrlock, &rw->_rw_waiters, 1, 0);
}
return 0;
}
|