46   int ret = pthread_mutex_trylock (&mutex);  in cleanup()  local
47   if (ret != EDEADLK && ret != EBUSY)  in cleanup()
49       printf ("mutex not locked in cleanup %d\n", ret);  in cleanup()
59   int i, ret = 0;  in signaller()  local
64       if ((ret = pthread_mutex_lock (&mutex)) != 0)  in signaller()
67 	  printf ("signaller:mutex_lock failed: %s\n", strerror (ret));  in signaller()
70       if ((ret = pthread_cond_signal (&cond)) != 0)  in signaller()
73 	  printf ("signaller:signal failed: %s\n", strerror (ret));  in signaller()
76       if ((ret = pthread_mutex_unlock (&mutex)) != 0)  in signaller()
79 	  printf ("signaller:mutex_unlock failed: %s\n", strerror (ret));  in signaller()
89   if ((ret = pthread_mutex_unlock (&mutex)) != 0)  in signaller()
90     printf ("signaller:mutex_unlock[2] failed: %s\n", strerror (ret));  in signaller()
97   int i, ret = 0;  in waiter()  local
103       if ((ret = pthread_mutex_lock (&mutex)) != 0)  in waiter()
106 	  printf ("waiter[%u]:mutex_lock failed: %s\n", seq, strerror (ret));  in waiter()
111       if ((ret = pthread_cond_wait (&cond, &mutex)) != 0)  in waiter()
114 	  printf ("waiter[%u]:wait failed: %s\n", seq, strerror (ret));  in waiter()
118       if ((ret = pthread_mutex_unlock (&mutex)) != 0)  in waiter()
121 	  printf ("waiter[%u]:mutex_unlock failed: %s\n", seq, strerror (ret));  in waiter()
132   if ((ret = pthread_mutex_unlock (&mutex)) != 0)  in waiter()
133     printf ("waiter:mutex_unlock[2] failed: %s\n", strerror (ret));  in waiter()
140   int i, ret;  in timed_waiter()  local
148       if ((ret = clock_gettime(CLOCK_REALTIME, &ts)) != 0)  in timed_waiter()
156       if ((ret = pthread_mutex_lock (&mutex)) != 0)  in timed_waiter()
159 	  printf ("waiter[%u]:mutex_lock failed: %s\n", seq, strerror (ret));  in timed_waiter()
165       if ((ret = pthread_cond_timedwait (&cond, &mutex, &ts)) != 0)  in timed_waiter()
168 	  printf ("waiter[%u]:timedwait failed: %s\n", seq, strerror (ret));  in timed_waiter()
171       if ((ret = pthread_mutex_unlock (&mutex)) != 0)  in timed_waiter()
174 	  printf ("waiter[%u]:mutex_unlock failed: %s\n", seq, strerror (ret));  in timed_waiter()
185   if ((ret = pthread_mutex_unlock (&mutex)) != 0)  in timed_waiter()
186     printf ("waiter[%u]:mutex_unlock[2] failed: %s\n", seq, strerror (ret));  in timed_waiter()
196   int i, j, ret = 0;  in do_test_wait()  local
201       if ((ret = pthread_mutexattr_init (&attr)) != 0)  in do_test_wait()
203 	  printf ("mutexattr_init failed: %s\n", strerror (ret));  in do_test_wait()
207       if ((ret = pthread_mutexattr_setprotocol (&attr,  in do_test_wait()
210 	  printf ("mutexattr_setprotocol failed: %s\n", strerror (ret));  in do_test_wait()
214       if ((ret = pthread_cond_init (&cond, NULL)) != 0)  in do_test_wait()
216 	  printf ("cond_init failed: %s\n", strerror (ret));  in do_test_wait()
220       if ((ret = pthread_mutex_init (&mutex, &attr)) != 0)  in do_test_wait()
222 	  printf ("mutex_init failed: %s\n", strerror (ret));  in do_test_wait()
227         if ((ret = pthread_create (&w[j], NULL,  in do_test_wait()
230 	    printf ("waiter[%d]: create failed: %s\n", j, strerror (ret));  in do_test_wait()
234       if ((ret = pthread_create (&s, NULL, signaller, NULL)) != 0)  in do_test_wait()
236 	  printf ("signaller: create failed: %s\n", strerror (ret));  in do_test_wait()
244           if ((ret = pthread_join (w[j], &thr_ret)) != 0)  in do_test_wait()
246 	      printf ("waiter[%d]: join failed: %s\n", j, strerror (ret));  in do_test_wait()
252 	      ret = 1;  in do_test_wait()
260       if ((ret = pthread_join (s, &thr_ret)) != 0)  in do_test_wait()
262 	  printf ("signaller: join failed: %s\n", strerror (ret));  in do_test_wait()
268           ret = 1;  in do_test_wait()
274   return ret;  in do_test_wait()
280   int ret = do_test_wait (waiter);  in do_test()  local
282   if (ret)  in do_test()
283     return ret;  in do_test()