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40 lines
1.0 KiB
C++
40 lines
1.0 KiB
C++
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// Copyright (c) 2011 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// This file is used for debugging assertion support. The Lock class
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// is functionally a wrapper around the LockImpl class, so the only
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// real intelligence in the class is in the debugging logic.
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#if !defined(NDEBUG) || defined(DCHECK_ALWAYS_ON)
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#include "base/synchronization/lock.h"
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#include "base/logging.h"
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namespace base {
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Lock::Lock() : lock_() {
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}
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Lock::~Lock() {
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DCHECK(owning_thread_ref_.is_null());
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}
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void Lock::AssertAcquired() const {
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DCHECK(owning_thread_ref_ == PlatformThread::CurrentRef());
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}
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void Lock::CheckHeldAndUnmark() {
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DCHECK(owning_thread_ref_ == PlatformThread::CurrentRef());
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owning_thread_ref_ = PlatformThreadRef();
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}
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void Lock::CheckUnheldAndMark() {
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DCHECK(owning_thread_ref_.is_null());
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owning_thread_ref_ = PlatformThread::CurrentRef();
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}
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} // namespace base
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#endif // !NDEBUG || DCHECK_ALWAYS_ON
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