зеркало из https://github.com/mozilla/gecko-dev.git
41 строка
1.0 KiB
C++
41 строка
1.0 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
|
|
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
#ifndef mozilla_mscom_SpinEvent_h
|
|
#define mozilla_mscom_SpinEvent_h
|
|
|
|
#include "mozilla/Atomics.h"
|
|
#include "mozilla/Attributes.h"
|
|
#include "nsWindowsHelpers.h"
|
|
|
|
namespace mozilla {
|
|
namespace mscom {
|
|
|
|
class MOZ_NON_TEMPORARY_CLASS SpinEvent final {
|
|
public:
|
|
SpinEvent();
|
|
~SpinEvent() = default;
|
|
|
|
bool Wait(HANDLE aTargetThread);
|
|
void Signal();
|
|
|
|
SpinEvent(const SpinEvent&) = delete;
|
|
SpinEvent(SpinEvent&&) = delete;
|
|
SpinEvent& operator=(SpinEvent&&) = delete;
|
|
SpinEvent& operator=(const SpinEvent&) = delete;
|
|
|
|
private:
|
|
Atomic<bool, ReleaseAcquire> mDone;
|
|
nsAutoHandle mDoneEvent;
|
|
static bool InitStatics();
|
|
static bool sIsMulticore;
|
|
};
|
|
|
|
} // namespace mscom
|
|
} // namespace mozilla
|
|
|
|
#endif // mozilla_mscom_SpinEvent_h
|