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Adds DeferringAsyncTaskQueue as a base concurrency primitive.

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Thomas Harte
2017-12-15 22:14:09 -05:00
parent d66a33f249
commit eb6b612052
2 changed files with 48 additions and 0 deletions
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Concurrency/AsyncTaskQueue.cpp
+17
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@@ -79,3 +79,20 @@ void AsyncTaskQueue::flush() {
flush_condition->wait(lock);
#endif
}
void DeferringAsyncTaskQueue::defer(std::function<void(void)> function) {
if(!deferred_tasks_) {
deferred_tasks_.reset(new std::list<std::function<void(void)>>);
}
deferred_tasks_->push_back(function);
}
void DeferringAsyncTaskQueue::perform() {
std::shared_ptr<std::list<std::function<void(void)>>> deferred_tasks = deferred_tasks_;
deferred_tasks_.reset();
enqueue([deferred_tasks] {
for(auto &function : *deferred_tasks) {
function();
}
});
}