C++ (Cpp) ACE_Process_Semaphore::release Examples

Example #1

File: process_semaphore.cpp Project: CCJY/ACE

int
ACE_TMAIN (int argc, ACE_TCHAR *argv[])
{
  const ACE_TCHAR *name = argc == 1 ? ACE_TEXT("hello") : argv[1];
  int iterations =  argc > 2 ? ACE_OS::atoi (argv[2]) : 100;

  ACE_Process_Semaphore pm (1, name);

  ACE_Sig_Action sa ((ACE_SignalHandler) handler, SIGINT);
  ACE_UNUSED_ARG (sa);

  for (int i = 0; i < iterations && !done; i++)
    {
      ACE_DEBUG ((LM_DEBUG, "(%P|%t) = acquiring\n"));
      if (pm.acquire () == -1)
        ACE_DEBUG ((LM_DEBUG, "(%P|%t) = %p\n", "acquire failed"));
      else
        ACE_DEBUG ((LM_DEBUG, "(%P|%t) = acquired\n"));

      ACE_OS::sleep (3);

      if (pm.release () == -1)
        ACE_DEBUG ((LM_DEBUG, "(%P|%t) = %p\n", "release failed"));
      else
        ACE_DEBUG ((LM_DEBUG, "(%P|%t) = released\n"));

      if (pm.tryacquire () == -1)
        ACE_DEBUG ((LM_DEBUG, "(%P|%t) = %p\n", "tryacquire failed"));
      else
        ACE_DEBUG ((LM_DEBUG, "(%P|%t) = tryacquire\n"));

      if (pm.release () == -1)
        ACE_DEBUG ((LM_DEBUG, "(%P|%t) = %p\n", "release failed"));
      else
        ACE_DEBUG ((LM_DEBUG, "(%P|%t) = released\n"));
    }

  if (argc > 2)
    pm.remove ();
  return 0;
}

Example #2

File: worker.cpp Project: asdlei00/ACE

int ACE_TMAIN (int, ACE_TCHAR *[])
{
  // Create locked
  ACE_Process_Semaphore s (0, ACE_TEXT ("AceTest"));

  ACE_DEBUG ((LM_DEBUG, ACE_TEXT ("Worker is going to acquire semaphore\n")));

  s.acquire ();

  ACE_DEBUG ((LM_DEBUG, ACE_TEXT ("Worker has acquired semaphore\n")));

  // Do some init stuff. Simulated by a sleep...
  ACE_OS::sleep(10);

  s.release();

  ACE_DEBUG ((LM_DEBUG, ACE_TEXT ("Worker released semaphore\n")));

  // Do the work...
  ACE_OS::sleep(5);

  return 0;
}