Example #1
0
/*
 *  Command to control events when a cancel command is sent
 */
int onCancel( int argc, char *argv[], int retc, char *retv[] )
{
   char msg[MAXPATH];
   int  yesNoOff;

   if ( Bnmr )
      RETURN;
   if (argc == 1)
   {
      setCancel(1,"");
      strcpy(msg,"");
   }
   else if (argc >= 2)
   {
      /* if true, do standard interrupt in addition to specific cancel command */
      if ( (argc == 4) && ! strcmp(argv[3],"yes") )
         yesNoOff = 1;
      else if ( (argc == 4) && ! strcmp(argv[3],"off") )
         yesNoOff = 2;
      else
         yesNoOff = 0;
      if (argc >= 3)
         setCancel(yesNoOff,argv[2]);
      else
         setCancel(yesNoOff,"");
      strcpy(msg,argv[1]);
   }
   sendTripleEscToMaster( 'g',msg);
   RETURN;
}
Example #2
0
ADDDIALOG::ADDDIALOG(QWidget *parent) :
    QDialog(parent),
    ui(new Ui::ADDDIALOG)
    {
        setCancel (false);
        ui->setupUi(this);
    }
Example #3
0
KeySignature::KeySignature(Staff* staff, int startTime, int accidentals, int cancel) : StaffElement(staff, startTime), d(new Private)
{
    d->accidentalCount = 9999; // just some random illegal value
    d->cancelCount = 9999;
    setAccidentals(accidentals);
    setCancel(cancel);
}
Example #4
0
void Thread::close()
{
	bool detached = isDetached();

#if !defined(CCXX_SIG_THREAD_ALARM) && !defined(__CYGWIN32__) && !defined(__MINGW32__) && !defined(WIN32)
	if(this == PosixThread::_timer)
		PosixThread::_arm.leaveMutex();
#endif
	setCancel(cancelDisabled);
//	if(_parent)
//		_parent->notify(this);
      
	// final can call destructor (that call Terminate)
	final();
Example #5
0
void Thread::exit(void)
{
	if (isThread())
	{
		setCancel(cancelDisabled);
#ifdef WIN32
		close();
		ExitThread(0);
#else
		pthread_exit(NULL);
#endif // WIN32
	}
	
}
Example #6
0
int Thread::start(Semaphore *st)
{
	if(!priv)
		return -1;

#ifdef WIN32
	if(priv->_active)
		return -1;

	_start = st;

	priv->_hThread = (HANDLE)_beginthreadex(NULL, (unsigned)priv->_stack, (exec_t)&Execute, (void *)this, CREATE_SUSPENDED, (unsigned *)&priv->_tid);
	if(!priv->_hThread)
 	{
		CloseHandle(priv->_cancellation);
		priv->_cancellation = NULL;
		return -1;
 	}

	setCancel(cancelInitial);

	SetThreadPriority(priv->_hThread, priv->_priority);

	ResumeThread(priv->_hThread);

	priv->_active = true;

	return 0;

#else
	if(priv->_tid)
	{
		if(_start)
		{
			_start->post();
			return 0;
		}
		else
			return -1;
	}

	_start = st;
	return pthread_create(&priv->_tid, &priv->_attr, exec_t(&ccxx_exec_handler), this);
#endif
}
Example #7
0
AudioRecorder::AudioRecorder (AudioRecord  *arec, MainBuffer *mb) : Thread()
{
    assert(mb);
    setCancel (cancelDeferred);

    ++count;

    std::string id ("processid_");

    // convert count into string
    std::string s;
    std::stringstream out;
    out << count;
    s = out.str();

    recorderId = id.append (s);

    arecord = arec;
    mbuffer = mb;
}
Example #8
0
void ADDDIALOG::on_pushButtonCancel_clicked()
    {
        setCancel (true);
        this->close ();
    }
Example #9
0
void SocketService::run(void)
{
	timeout_t timer, expires;
	SocketPort *port;
	unsigned char buf;

#ifdef 	USE_POLL
	
	Poller			  mfd;
	pollfd			* p_ufd;
	int				  lastcount = 0;

	// initialize ufd in all attached ports :
	// probably don't need this but it can't hurt.
	enterMutex();
	port = first;
	while(port)
	{
		port->ufd = 0;
		port = port->next;
	}
	leaveMutex();
	
#else
	struct timeval timeout, *tvp;
	fd_set inp, out, err;
	FD_ZERO(&inp);
	FD_ZERO(&out);
	FD_ZERO(&err);
	int so;
#endif


	setCancel(cancelDeferred);
	for(;;)
	{
		timer = TIMEOUT_INF;
		while(1 == ::read(iosync[0], (char *)&buf, 1))
		{
			if(buf)
			{
				onUpdate(buf);
				continue;
			}

			setCancel(cancelImmediate);
			sleep(TIMEOUT_INF);
			exit();
		}

#ifdef	USE_POLL

		bool	reallocate = false;
		
		MUTEX_START
		onEvent();
		port = first;
		while(port)
		{
			onCallback(port);
			if ( ( p_ufd = port->ufd ) ) {

				if ( ( POLLHUP | POLLNVAL ) & p_ufd->revents ) {
					// Avoid infinite loop from disconnected sockets
					port->detect_disconnect = false;
					p_ufd->events &= ~POLLHUP;

					SocketPort* p = port;
					port = port->next;
					detach(p);
					reallocate = true;
					p->disconnect();
					continue;
				}
	
				if ( ( POLLIN | POLLPRI ) & p_ufd->revents )
					port->pending();
	
				if ( POLLOUT & p_ufd->revents )
					port->output();

			} else {
				reallocate = true;
			}

retry:
			expires = port->getTimer();

			if(expires > 0)
				if(expires < timer)
					timer = expires;

			if(!expires)
			{
				port->endTimer();
				port->expired();
				goto retry;
			}

			port = port->next;
		}

		//
		// reallocate things if we saw a ServerPort without
		// ufd set !
		if ( reallocate || ( ( count + 1 ) != lastcount ) ) {
			lastcount = count + 1;
			p_ufd = mfd.getList( count + 1 );
	
			// Set up iosync polling
			p_ufd->fd = iosync[0];
			p_ufd->events = POLLIN | POLLHUP;
			p_ufd ++;
			
			port = first;
			while(port)
			{
				p_ufd->fd = port->so;
				p_ufd->events =
					( port->detect_disconnect ? POLLHUP : 0 )
					| ( port->detect_output ? POLLOUT : 0 )
					| ( port->detect_pending ? POLLIN : 0 )
				;
				port->ufd = p_ufd;
				p_ufd ++;
				port = port->next;
			}
		}
		MUTEX_END
		poll( mfd.getList(), lastcount, timer );

#else
		MUTEX_START
		onEvent();
		port = first;
		while(port)
		{
			onCallback(port);
			so = port->so;
			if(FD_ISSET(so, &err)) {
				port->detect_disconnect = false;
				
				SocketPort* p = port;
				port = port->next;
				p->disconnect();
				continue;
			}

			if(FD_ISSET(so, &inp))
				port->pending();

			if(FD_ISSET(so, &out))
				port->output();

retry:
			expires = port->getTimer();
			if(expires > 0)
				if(expires < timer)
					timer = expires;

			// if we expire, get new scheduling now

			if(!expires)
			{
				port->endTimer();
				port->expired();
				goto retry;
			}

			port = port->next;
		}

		FD_ZERO(&inp);
		FD_ZERO(&out);
		FD_ZERO(&err);
		FD_SET(iosync[0],&inp);
		port = first;
		while(port)
		{
			so = port->so;
			if(port->detect_pending)
				FD_SET(so, &inp);

			if(port->detect_output)
				FD_SET(so, &out);

			if(port->detect_disconnect)
				FD_SET(so, &err);

			port = port->next;
		}
		
		MUTEX_END
		if(timer == TIMEOUT_INF)
			tvp = NULL;
		else
		{
			tvp = &timeout;
			timeout.tv_sec = timer / 1000;
			timeout.tv_usec = (timer % 1000) * 1000;
		}
		select(hiwater, &inp, &out, &err, tvp);		
#endif
	}
}						
Example #10
0
void sendReadyToMaster()
{
    if (!Wissun()) return;
    setCancel(1,"");
    sendTripleEscToMaster( 'R', "0");
}
Example #11
0
// -----------------------------------------------------------------------------
//
// -----------------------------------------------------------------------------
void QFilterPipeline::on_CancelWorker()
{
  setCancel(true);
}
Example #12
0
void SocketService::run(void)
{
	timeout_t timer, expires;
	SocketPort *port;
	unsigned char buf;

#ifndef WIN32
#ifdef 	USE_POLL

	Poller			  mfd;
	pollfd			* p_ufd;
	int				  lastcount = 0;

	// initialize ufd in all attached ports :
	// probably don't need this but it can't hurt.
	enterMutex();
	port = first;
	while(port) {
		port->ufd = 0;
		port = port->next;
	}
	leaveMutex();

#else
	struct timeval timeout, *tvp;
	fd_set inp, out, err;
	FD_ZERO(&inp);
	FD_ZERO(&out);
	FD_ZERO(&err);
	int so;
#endif
#else // WIN32
	int numHandle = 0;
	HANDLE hv[MAXIMUM_WAIT_OBJECTS];
#endif


#ifdef WIN32
	// FIXME: needed ?
	ResetEvent(sync->GetSync());
#endif

	setCancel(cancelDeferred);
	for(;;) {
		timer = TIMEOUT_INF;
#ifndef WIN32
		while(1 == ::read(iosync[0], (char *)&buf, 1)) {
#else
		for(;;) {
			int f = sync->getFlag();
			if (f < 0)
				break;

			buf = f;
#endif
			if(buf) {
				onUpdate(buf);
				continue;
			}

			setCancel(cancelImmediate);
			sleep(TIMEOUT_INF);
			exit();
		}

#ifndef WIN32
#ifdef	USE_POLL

		bool	reallocate = false;

		MUTEX_START
		onEvent();
		port = first;
		while(port) {
			onCallback(port);
			if ( ( p_ufd = port->ufd ) ) {

				if ( ( POLLHUP | POLLNVAL ) & p_ufd->revents ) {
					// Avoid infinite loop from disconnected sockets
					port->detect_disconnect = false;
					p_ufd->events &= ~POLLHUP;

					SocketPort* p = port;
					port = port->next;
					detach(p);
					reallocate = true;
					p->disconnect();
					continue;
				}

				if ( ( POLLIN | POLLPRI ) & p_ufd->revents )
					port->pending();

				if ( POLLOUT & p_ufd->revents )
					port->output();

			} else {
				reallocate = true;
			}

retry:
			expires = port->getTimer();

			if(expires > 0)
				if(expires < timer)
					timer = expires;

			if(!expires) {
				port->endTimer();
				port->expired();
				goto retry;
			}

			port = port->next;
		}

		//
		// reallocate things if we saw a ServerPort without
		// ufd set !
		if ( reallocate || ( ( count + 1 ) != lastcount ) ) {
			lastcount = count + 1;
			p_ufd = mfd.getList( count + 1 );

			// Set up iosync polling
			p_ufd->fd = iosync[0];
			p_ufd->events = POLLIN | POLLHUP;
			p_ufd ++;

			port = first;
			while(port) {
				p_ufd->fd = port->so;
				p_ufd->events =
					( port->detect_disconnect ? POLLHUP : 0 )
					| ( port->detect_output ? POLLOUT : 0 )
					| ( port->detect_pending ? POLLIN : 0 )
				;
				port->ufd = p_ufd;
				p_ufd ++;
				port = port->next;
			}
		}
		MUTEX_END
		poll( mfd.getList(), lastcount, timer );

#else
		MUTEX_START
		onEvent();
		port = first;
		while(port) {
			onCallback(port);
			so = port->so;
			if(FD_ISSET(so, &err)) {
				port->detect_disconnect = false;

				SocketPort* p = port;
				port = port->next;
				p->disconnect();
				continue;
			}

			if(FD_ISSET(so, &inp))
				port->pending();

			if(FD_ISSET(so, &out))
				port->output();

retry:
			expires = port->getTimer();
			if(expires > 0)
				if(expires < timer)
					timer = expires;

			// if we expire, get new scheduling now

			if(!expires) {
				port->endTimer();
				port->expired();
				goto retry;
			}

			port = port->next;
		}

		FD_ZERO(&inp);
		FD_ZERO(&out);
		FD_ZERO(&err);
		FD_SET(iosync[0],&inp);
		port = first;
		while(port) {
			so = port->so;
			if(port->detect_pending)
				FD_SET(so, &inp);

			if(port->detect_output)
				FD_SET(so, &out);

			if(port->detect_disconnect)
				FD_SET(so, &err);

			port = port->next;
		}

		MUTEX_END
		if(timer == TIMEOUT_INF)
			tvp = NULL;
		else {
			tvp = &timeout;
			timeout.tv_sec = timer / 1000;
			timeout.tv_usec = (timer % 1000) * 1000;
		}
		select(hiwater, &inp, &out, &err, tvp);
#endif
#else // WIN32
		MUTEX_START
		onEvent();

		hv[0] = sync->GetSync();
		numHandle = 1;
		port = first;
		while(port) {
			onCallback(port);

			long events = 0;

			if(port->detect_pending)
				events |= FD_READ;

			if(port->detect_output)
				events |= FD_WRITE;

			if(port->detect_disconnect)
				events |= FD_CLOSE;

			// !!! ignore some socket on overflow !!!
			if (events && numHandle < MAXIMUM_WAIT_OBJECTS) {
				WSAEventSelect(port->so,port->event,events);
				hv[numHandle++] = port->event;
			}

retry:
			expires = port->getTimer();
			if(expires > 0)
				if(expires < timer)
					timer = expires;

			// if we expire, get new scheduling now

			if(!expires) {
				port->endTimer();
				port->expired();
				goto retry;
			}

			port = port->next;
		}

		MUTEX_END

		// FIXME: handle thread cancellation correctly
		DWORD res = WaitForMultipleObjects(numHandle,hv,FALSE,timer);
		switch (res) {
		case WAIT_OBJECT_0:
			break;
		case WAIT_TIMEOUT:
			break;
		default:
			// FIXME: handle failures (detach SocketPort)
			if (res >= WAIT_OBJECT_0+1 && res <= WAIT_OBJECT_0+MAXIMUM_WAIT_OBJECTS) {
				int curr = res - (WAIT_OBJECT_0);
				WSANETWORKEVENTS events;

				// search port
				MUTEX_START
				port = first;
				while(port) {
					if (port->event == hv[curr])
						break;
					port = port->next;
				}
				MUTEX_END

				// if port not found ignore
				if (!port || port->event != hv[curr])
					break;

				WSAEnumNetworkEvents(port->so,port->event,&events);

				if(events.lNetworkEvents & FD_CLOSE) {
					port->detect_disconnect = false;
					port->disconnect();
					continue;
				}

				if(events.lNetworkEvents & FD_READ)
					port->pending();

				if(events.lNetworkEvents & FD_WRITE)
					port->output();
			}
		}
#endif
	}
					}