本文整理汇总了C++中std::atomic_int::fetch_sub方法的典型用法代码示例。如果您正苦于以下问题：C++ atomic_int::fetch_sub方法的具体用法？C++ atomic_int::fetch_sub怎么用？C++ atomic_int::fetch_sub使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类std::atomic_int的用法示例。
在下文中一共展示了atomic_int::fetch_sub方法的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: cleanNotifier
void cleanNotifier(void* notifier_pointer, int32_t *status)
{
{
std::lock_guard<priority_recursive_mutex> sync(notifierMutex);
Notifier* notifier = (Notifier*)notifier_pointer;
// remove from list and delete
if (notifier->prev) notifier->prev->next = notifier->next;
if (notifier->next) notifier->next->prev = notifier->prev;
if (notifiers == notifier) notifiers = notifier->next;
delete notifier;
}
if (notifierRefCount.fetch_sub(1) == 1) {
std::lock_guard<priority_mutex> sync(notifierInterruptMutex);
// if this was the last notifier, clean up alarm and manager
if (notifierAlarm) {
notifierAlarm->writeEnable(false, status);
delete notifierAlarm;
notifierAlarm = nullptr;
}
if (notifierManager) {
notifierManager->disable(status);
delete notifierManager;
notifierManager = nullptr;
}
closestTrigger = UINT64_MAX;
}
}示例2: HAL_CleanNotifier
void HAL_CleanNotifier(HAL_NotifierHandle notifierHandle, int32_t* status) {
{
std::lock_guard<priority_recursive_mutex> sync(notifierMutex);
auto notifier = notifierHandles.Get(notifierHandle);
if (!notifier) return;
// remove from list
if (notifier->prev) notifier->prev->next = notifier->next;
if (notifier->next) notifier->next->prev = notifier->prev;
if (notifiers == notifier) notifiers = notifier->next;
notifierHandles.Free(notifierHandle);
if (notifier->threaded) {
NotifierThreadOwner* owner =
static_cast<NotifierThreadOwner*>(notifier->param);
delete owner;
}
}
if (notifierRefCount.fetch_sub(1) == 1) {
std::lock_guard<priority_mutex> sync(notifierInterruptMutex);
// if this was the last notifier, clean up alarm and manager
if (notifierAlarm) {
notifierAlarm->writeEnable(false, status);
notifierAlarm = nullptr;
}
if (notifierManager) {
notifierManager->disable(status);
notifierManager = nullptr;
}
closestTrigger = UINT64_MAX;
}
}示例3: execute
inline void thread_pool::execute(delegate_type e)
{
if (fc_.fetch_sub(1, ::std::memory_order_relaxed) <= 0)
{
spawn_thread();
}
// else do nothing
{
::std::lock_guard<decltype(cm_)> l(cm_);
delegates_.emplace_back(::std::move(e));
}
cv_.notify_one();
}