int pthread_cond_destroy(pthread_cond_t *c)
{
- int priv = c->_c_mutex != (void *)-1;
- int cnt;
- c->_c_destroy = 1;
- if (c->_c_waiters)
- __wake(&c->_c_seq, -1, priv);
- while ((cnt = c->_c_waiters))
- __wait(&c->_c_waiters, 0, cnt, priv);
+ if (c->_c_shared && c->_c_waiters) {
+ int cnt;
+ a_or(&c->_c_waiters, 0x80000000);
+ a_inc(&c->_c_seq);
+ __wake(&c->_c_seq, -1, 0);
+ while ((cnt = c->_c_waiters) & 0x7fffffff)
+ __wait(&c->_c_waiters, 0, cnt, 0);
+ }
return 0;
}