1e3c5c248a
The ThreadChecker class is imported/re-implemented from Chromium. The implementation is changed to depend on WebRTC primitives. R=andrew@webrtc.org, henrike@webrtc.org Review URL: https://webrtc-codereview.appspot.com/21649004 git-svn-id: http://webrtc.googlecode.com/svn/trunk@6446 4adac7df-926f-26a2-2b94-8c16560cd09d
45 lines
1.1 KiB
C++
45 lines
1.1 KiB
C++
/*
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* Copyright (c) 2014 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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// Borrowed from Chromium's src/base/threading/thread_checker_impl.cc.
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#include "webrtc/base/thread_checker_impl.h"
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#include "webrtc/base/thread.h"
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namespace rtc {
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ThreadCheckerImpl::ThreadCheckerImpl()
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: valid_thread_() {
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EnsureThreadIdAssigned();
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}
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ThreadCheckerImpl::~ThreadCheckerImpl() {
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}
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bool ThreadCheckerImpl::CalledOnValidThread() const {
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CritScope scoped_lock(&lock_);
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EnsureThreadIdAssigned();
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return valid_thread_->IsCurrent();
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}
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void ThreadCheckerImpl::DetachFromThread() {
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CritScope scoped_lock(&lock_);
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valid_thread_ = NULL;
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}
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void ThreadCheckerImpl::EnsureThreadIdAssigned() const {
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if (!valid_thread_) {
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valid_thread_ = Thread::Current();
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}
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}
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} // namespace rtc
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