C++ Timeout类代码示例

void
TimeoutManager::Timeouts::Insert(Timeout* aTimeout, SortBy aSortBy)
{

  // Start at mLastTimeout and go backwards.  Stop if we see a Timeout with a
  // valid FiringId since those timers are currently being processed by
  // RunTimeout.  This optimizes for the common case of insertion at the end.
  Timeout* prevSibling;
  for (prevSibling = GetLast();
       prevSibling &&
         // This condition needs to match the one in SetTimeoutOrInterval that
         // determines whether to set When() or TimeRemaining().
         (aSortBy == SortBy::TimeRemaining ?
          prevSibling->TimeRemaining() > aTimeout->TimeRemaining() :
          prevSibling->When() > aTimeout->When()) &&
         // Check the firing ID last since it will evaluate true in the vast
         // majority of cases.
         mManager.IsInvalidFiringId(prevSibling->mFiringId);
       prevSibling = prevSibling->getPrevious()) {
    /* Do nothing; just searching */
  }

  // Now link in aTimeout after prevSibling.
  if (prevSibling) {
    prevSibling->setNext(aTimeout);
  } else {
    InsertFront(aTimeout);
  }

  aTimeout->mFiringId = InvalidFiringId;
}

bool
Rcu_data::do_batch()
{
  int count = 0;
  bool need_resched = false;
  for (Rcu_list::Const_iterator l = _d.begin(); l != _d.end();)
    {
      Rcu_item *i = *l;
      ++l;

      need_resched |= i->_call_back(i);
      ++count;
    }

  // XXX: I do not know why this and the former stuff is w/o cpu lock
  //      but the couting needs it ?
  _d.clear();

  // XXX: we use clear, we seemingly worked through the whole list
  //_d.head(l);

    {
      auto guard = lock_guard(cpu_lock);
      _len -= count;
    }
#if 0
  if (_d.full())
    {
      Timeout *t = &_rcu_timeout.cpu(_cpu);
      t->set(t->get_timeout(0) + Rcu::Period, _cpu);
    }
#endif
  return need_resched;
}

/**
 * Application setup
 */
void setup()
{
    bcu.begin(4, 0x7054, 2); // We are a "Jung 2118" device, version 0.2

    pinMode(PIO_LED, OUTPUT);
    digitalWrite(PIO_LED, 1);

    // Configure the input pins and initialize the debouncers with the current
    // value of the pin.
    for (int channel = 0; channel < NUM_CHANNELS; ++channel)
    {
        pinMode(inputPins[channel], INPUT | HYSTERESIS | PULL_UP);
        inputDebouncer[channel].init(digitalRead(inputPins[channel]));
    }

    // Handle configured power-up delay
    unsigned int startupTimeout = calculateTime
            ( userEeprom[EE_BUS_RETURN_DELAY_BASE] >> 4
            , userEeprom[EE_BUS_RETURN_DELAY_FACT] &  0x7F
            );
    Timeout delay;
    int debounceTime = userEeprom[EE_INPUT_DEBOUNCE_TIME] >> 1;
    delay.start(startupTimeout);
    while (delay.started() && !delay.expired())
    {   // while we wait for the power on delay to expire we debounce the input channels
        for (int channel = 0; channel < NUM_CHANNELS; ++channel)
        {
            inputDebouncer[channel].debounce(digitalRead(inputPins[channel]), debounceTime);
        }
        waitForInterrupt();
    }

    initApplication();
}

void BLE::callDispatcher()
{
    // process the external event queue
    _event_queue.process();

    _last_update_us += (uint64_t)_timer.read_high_resolution_us();
    _timer.reset();

    uint64_t last_update_ms   = (_last_update_us / 1000);
    wsfTimerTicks_t wsf_ticks = (last_update_ms / WSF_MS_PER_TICK);

    if (wsf_ticks > 0) {
        WsfTimerUpdate(wsf_ticks);

        _last_update_us -= (last_update_ms * 1000);
    }

    wsfOsDispatcher();

    static Timeout nextTimeout;
    CriticalSectionLock critical_section;

    if (wsfOsReadyToSleep()) {
        // setup an mbed timer for the next Cordio timeout
        bool_t pTimerRunning;
        timestamp_t nextTimestamp = (timestamp_t) (WsfTimerNextExpiration(&pTimerRunning) * WSF_MS_PER_TICK) * 1000;
        if (pTimerRunning) {
            nextTimeout.attach_us(timeoutCallback, nextTimestamp);
        }
    }
}

void LoaderQueue::startLoader()
{
	LYXERR(Debug::GRAPHICS, "LoaderQueue: waking up");
	running_ = true ;
	timer.setTimeout(s_millisecs_);
	timer.start();
}

void
TimeoutManager::Timeouts::Insert(Timeout* aTimeout, SortBy aSortBy)
{
  // Start at mLastTimeout and go backwards.  Don't go further than insertion
  // point, though.  This optimizes for the common case of insertion at the end.
  Timeout* prevSibling;
  for (prevSibling = GetLast();
       prevSibling && prevSibling != InsertionPoint() &&
         // This condition needs to match the one in SetTimeoutOrInterval that
         // determines whether to set When() or TimeRemaining().
         (aSortBy == SortBy::TimeRemaining ?
          prevSibling->TimeRemaining() > aTimeout->TimeRemaining() :
          prevSibling->When() > aTimeout->When());
       prevSibling = prevSibling->getPrevious()) {
    /* Do nothing; just searching */
  }

  // Now link in aTimeout after prevSibling.
  if (prevSibling) {
    prevSibling->setNext(aTimeout);
  } else {
    InsertFront(aTimeout);
  }

  aTimeout->mFiringDepth = 0;

  // Increment the timeout's reference count since it's now held on to
  // by the list
  aTimeout->AddRef();
}

// static
VOID CALLBACK Timeout::slot_timeout_win32( HWND hwnd, UINT uMsg, UINT_PTR idEvent, DWORD dwTime )
{
    Timeout* timeout = s_timeouts[ idEvent ];
    if( timeout != NULL ){
        timeout->slot_timeout_callback();
    }
}

void Timeout::check()
{
    while (list && list->time <= rdtsc()) {
        Timeout *t = list;
        t->dequeue();
        t->trigger();
    }
}

Timeout *Ev::BusDispatcher::add_timeout(Timeout::Internal *wi)
{
  Timeout *t = new Ev::BusTimeout(wi, _loop, _priority);

  debug_log("ev: added timeout %p (%s)", t, t->enabled() ? "on" : "off");

  return t;
}

Timeout *Ecore::BusDispatcher::add_timeout(Timeout::Internal *wi)
{
  Timeout *t = new Ecore::BusTimeout(wi);

  debug_log("ecore: added timeout %p (%s)", t, t->enabled() ? "on" : "off");

  return t;
}

inline int mypoll(MYPOLLFD *fds, unsigned int nfds, Timeout timeout){

	fd_set readfd;
	FD_ZERO(&readfd);

	fd_set writefd;
	FD_ZERO(&writefd);

	fd_set oobfd;
	FD_ZERO(&oobfd);

	SOCKET maxfd = 0;

	for (unsigned int i = 0; i < nfds; i++) {
		if (fds[i].events & POLLIN) {
			FD_SET(fds[i].fd, &readfd);
		}

		if (fds[i].events & POLLOUT) {
			FD_SET(fds[i].fd, &writefd);
		}

		if (fds[i].events & POLLPRI) {
			FD_SET(fds[i].fd, &oobfd);
		}

		fds[i].revents = 0;
		if (fds[i].fd > maxfd) {
			maxfd = fds[i].fd;
		}
	}

	struct timeval tv;
	tv.tv_sec = timeout.getSeconds();
	tv.tv_usec = timeout.getMilliseconds() - (timeout.getSeconds() * 1000);

	int num = select(((int)(maxfd)) + 1, &readfd, &writefd, &oobfd, &tv);
	if (num < 1) {
		return num;
	}

	for (unsigned int i = 0; i < nfds; i++) {
		if (FD_ISSET(fds[i].fd, &readfd)) {
			fds[i].revents |= POLLIN;
		}

		if (FD_ISSET(fds[i].fd, &writefd)) {
			fds[i].revents |= POLLOUT;
		}

		if (FD_ISSET(fds[i].fd, &oobfd)) {
			fds[i].revents |= POLLPRI;
		}
	}

	return num;
}

void
TimeoutManager::ClearTimeout(int32_t aTimerId, Timeout::Reason aReason)
{
  uint32_t timerId = (uint32_t)aTimerId;

  bool firstTimeout = true;
  bool deferredDeletion = false;

  ForEachUnorderedTimeoutAbortable([&](Timeout* aTimeout) {
    MOZ_LOG(gLog, LogLevel::Debug,
            ("Clear%s(TimeoutManager=%p, timeout=%p, aTimerId=%u, ID=%u, tracking=%d)\n", aTimeout->mIsInterval ? "Interval" : "Timeout",
             this, aTimeout, timerId, aTimeout->mTimeoutId,
             int(aTimeout->mIsTracking)));

    if (aTimeout->mTimeoutId == timerId && aTimeout->mReason == aReason) {
      if (aTimeout->mRunning) {
        /* We're running from inside the aTimeout. Mark this
           aTimeout for deferred deletion by the code in
           RunTimeout() */
        aTimeout->mIsInterval = false;
        deferredDeletion = true;
      }
      else {
        /* Delete the aTimeout from the pending aTimeout list */
        aTimeout->remove();
      }
      return true; // abort!
    }

    firstTimeout = false;

    return false;
  });

  // We don't need to reschedule the executor if any of the following are true:
  //  * If the we weren't cancelling the first timeout, then the executor's
  //    state doesn't need to change.  It will only reflect the next soonest
  //    Timeout.
  //  * If we did cancel the first Timeout, but its currently running, then
  //    RunTimeout() will handle rescheduling the executor.
  //  * If the window has become suspended then we should not start executing
  //    Timeouts.
  if (!firstTimeout || deferredDeletion || mWindow.IsSuspended()) {
    return;
  }

  // Stop the executor and restart it at the next soonest deadline.
  mExecutor->Cancel();

  OrderedTimeoutIterator iter(mNormalTimeouts, mTrackingTimeouts);
  Timeout* nextTimeout = iter.Next();
  if (nextTimeout) {
    MOZ_ALWAYS_SUCCEEDS(MaybeSchedule(nextTimeout->When()));
  }
}

void app_start(int, char*[]) {
    MBED_HOSTTEST_TIMEOUT(10);
    MBED_HOSTTEST_SELECT(default_auto);
    MBED_HOSTTEST_DESCRIPTION(Sleep Timeout);
    MBED_HOSTTEST_START("MBED_9");
    led1 = 0;
    led2 = 0;
    led1_initial = led1;
    led2_initial = led2;
    to1.attach_us(led1_on, 1000000);
    to2.attach_us(led2_on, 2000000);
}

void BLE::waitForEvent()
{
    static Timeout nextTimeout;
    timestamp_t nextTimestamp;
    bool_t pTimerRunning;

    callDispatcher();

    if (wsfOsReadyToSleep()) {
        // setup an mbed timer for the next cordio timeout
        nextTimestamp = (timestamp_t)(WsfTimerNextExpiration(&pTimerRunning) * WSF_MS_PER_TICK) * 1000;
        if (pTimerRunning) {
            nextTimeout.attach_us(timeoutCallback, nextTimestamp);
        }
    }
}

GameOver::GameOver(Game * _game, float _score) :
	MY_Scene_Base(_game),
	done(false)
{
	std::string pic = "ENDING_";

	if(_score > 300){
		pic += "5";
	}else if(_score > 200){
		pic += "4";
	}else if(_score > 125){
		pic += "3";
	}else if(_score > 50){
		pic += "2";
	}else{
		pic += "1";
	}


	{
	VerticalLinearLayout * vl = new VerticalLinearLayout(uiLayer->world);
	uiLayer->addChild(vl);
	vl->setRationalHeight(1.f, uiLayer);
	vl->setRationalWidth(1.f, uiLayer);
	vl->horizontalAlignment = kCENTER;
	vl->verticalAlignment = kMIDDLE;
	NodeUI * menu = new NodeUI(uiLayer->world);
	vl->addChild(menu);
	menu->setRationalHeight(1.f, vl);
	menu->setSquareWidth(1.f);
	menu->background->mesh->pushTexture2D(MY_ResourceManager::globalAssets->getTexture(pic)->texture);
	menu->background->mesh->setScaleMode(GL_NEAREST);
	}

	Timeout * doneTimeout = new Timeout(0.5f, [this](sweet::Event * _event){
		done = true;
		NodeUI * n = new NodeUI(uiLayer->world);
		n->setRationalHeight(1.f, uiLayer);
		n->setRationalWidth(1.f, uiLayer);
		uiLayer->addChild(n);
		n->background->mesh->pushTexture2D(MY_ResourceManager::globalAssets->getTexture("CLICK")->texture);
		n->background->mesh->setScaleMode(GL_NEAREST);
	});
	doneTimeout->start();
	doneTimeout->name = "done timeout";
	childTransform->addChild(doneTimeout, false);
}