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/*
* Copyright 2020 The WebRTC Project Authors. All rights reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include "api/task_queue/pending_task_safety_flag.h"
namespace webrtc {
// static
rtc::scoped_refptr<PendingTaskSafetyFlag> PendingTaskSafetyFlag::CreateInternal(
bool alive) {
// Explicit new, to access private constructor.
return rtc::scoped_refptr<PendingTaskSafetyFlag>(
new PendingTaskSafetyFlag(alive));
}
// static
rtc::scoped_refptr<PendingTaskSafetyFlag> PendingTaskSafetyFlag::Create() {
return CreateInternal(true);
}
rtc::scoped_refptr<PendingTaskSafetyFlag>
PendingTaskSafetyFlag::CreateDetached() {
rtc::scoped_refptr<PendingTaskSafetyFlag> safety_flag = CreateInternal(true);
safety_flag->main_sequence_.Detach();
return safety_flag;
}
rtc::scoped_refptr<PendingTaskSafetyFlag>
PendingTaskSafetyFlag::CreateDetachedInactive() {
rtc::scoped_refptr<PendingTaskSafetyFlag> safety_flag = CreateInternal(false);
safety_flag->main_sequence_.Detach();
return safety_flag;
}
void PendingTaskSafetyFlag::SetNotAlive() {
RTC_DCHECK_RUN_ON(&main_sequence_);
alive_ = false;
}
void PendingTaskSafetyFlag::SetAlive() {
RTC_DCHECK_RUN_ON(&main_sequence_);
alive_ = true;
}
bool PendingTaskSafetyFlag::alive() const {
RTC_DCHECK_RUN_ON(&main_sequence_);
return alive_;
}
} // namespace webrtc
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