ec78f1cebc
Will reland in two different commits to preserve git blame history. BUG=webrtc:7634 NOTRY=True TBR=kwiberg@webrtc.org Change-Id: I550da8525aeb9c5b8f96338fcf1c9714f3dcdab1 Reviewed-on: https://chromium-review.googlesource.com/554610 Reviewed-by: Henrik Kjellander <kjellander@webrtc.org> Cr-Commit-Position: refs/heads/master@{#18820}
49 lines
1.5 KiB
C++
49 lines
1.5 KiB
C++
/*
|
|
* Copyright (c) 2014 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.
|
|
*/
|
|
|
|
// Borrowed from Chromium's src/base/threading/thread_checker_impl.h.
|
|
|
|
#ifndef WEBRTC_BASE_THREAD_CHECKER_IMPL_H_
|
|
#define WEBRTC_BASE_THREAD_CHECKER_IMPL_H_
|
|
|
|
#include "webrtc/base/criticalsection.h"
|
|
#include "webrtc/base/platform_thread_types.h"
|
|
|
|
namespace rtc {
|
|
|
|
// Real implementation of ThreadChecker, for use in debug mode, or
|
|
// for temporary use in release mode (e.g. to RTC_CHECK on a threading issue
|
|
// seen only in the wild).
|
|
//
|
|
// Note: You should almost always use the ThreadChecker class to get the
|
|
// right version for your build configuration.
|
|
class ThreadCheckerImpl {
|
|
public:
|
|
ThreadCheckerImpl();
|
|
~ThreadCheckerImpl();
|
|
|
|
bool CalledOnValidThread() const;
|
|
|
|
// Changes the thread that is checked for in CalledOnValidThread. This may
|
|
// be useful when an object may be created on one thread and then used
|
|
// exclusively on another thread.
|
|
void DetachFromThread();
|
|
|
|
private:
|
|
CriticalSection lock_;
|
|
// This is mutable so that CalledOnValidThread can set it.
|
|
// It's guarded by |lock_|.
|
|
mutable PlatformThreadRef valid_thread_;
|
|
};
|
|
|
|
} // namespace rtc
|
|
|
|
#endif // WEBRTC_BASE_THREAD_CHECKER_IMPL_H_
|