src/thread/pthread_cond_signal.c

   1 #include "pthread_impl.h"
   2
   3 int __private_cond_signal(pthread_cond_t *, int);
   4
   5 int pthread_cond_signal(pthread_cond_t *c)
   6 {
   7         if (!c->_c_shared) return __private_cond_signal(c, 1);
   8         if (!c->_c_waiters) return 0;
   9         a_inc(&c->_c_seq);
  10         __wake(&c->_c_seq, 1, 0);
  11         return 0;
  12 }