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| 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "base/synchronization/condition_variable.h" | 5 #include "base/synchronization/condition_variable.h" |
| 6 | 6 |
| 7 #include "base/synchronization/lock.h" | 7 #include "base/synchronization/lock.h" |
| 8 #include "base/threading/thread_restrictions.h" | 8 #include "base/threading/thread_restrictions.h" |
| 9 #include "base/time/time.h" | 9 #include "base/time/time.h" |
| 10 | 10 |
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| 33 #if DCHECK_IS_ON() | 33 #if DCHECK_IS_ON() |
| 34 user_lock_->CheckHeldAndUnmark(); | 34 user_lock_->CheckHeldAndUnmark(); |
| 35 #endif | 35 #endif |
| 36 | 36 |
| 37 if (!SleepConditionVariableSRW(&cv_, srwlock_, timeout, 0)) { | 37 if (!SleepConditionVariableSRW(&cv_, srwlock_, timeout, 0)) { |
| 38 // On failure, we only expect the CV to timeout. Any other error value means | 38 // On failure, we only expect the CV to timeout. Any other error value means |
| 39 // that we've unexpectedly woken up. | 39 // that we've unexpectedly woken up. |
| 40 // Note that WAIT_TIMEOUT != ERROR_TIMEOUT. WAIT_TIMEOUT is used with the | 40 // Note that WAIT_TIMEOUT != ERROR_TIMEOUT. WAIT_TIMEOUT is used with the |
| 41 // WaitFor* family of functions as a direct return value. ERROR_TIMEOUT is | 41 // WaitFor* family of functions as a direct return value. ERROR_TIMEOUT is |
| 42 // used with GetLastError(). | 42 // used with GetLastError(). |
| 43 DCHECK_EQ(static_cast<DWORD>(ERROR_TIMEOUT), GetLastError()); | 43 CHECK_EQ(static_cast<DWORD>(ERROR_TIMEOUT), GetLastError()); |
| 44 } | 44 } |
| 45 | 45 |
| 46 #if DCHECK_IS_ON() | 46 #if DCHECK_IS_ON() |
| 47 user_lock_->CheckUnheldAndMark(); | 47 user_lock_->CheckUnheldAndMark(); |
| 48 #endif | 48 #endif |
| 49 } | 49 } |
| 50 | 50 |
| 51 void ConditionVariable::Broadcast() { | 51 void ConditionVariable::Broadcast() { |
| 52 WakeAllConditionVariable(&cv_); | 52 WakeAllConditionVariable(&cv_); |
| 53 } | 53 } |
| 54 | 54 |
| 55 void ConditionVariable::Signal() { | 55 void ConditionVariable::Signal() { |
| 56 WakeConditionVariable(&cv_); | 56 WakeConditionVariable(&cv_); |
| 57 } | 57 } |
| 58 | 58 |
| 59 } // namespace base | 59 } // namespace base |
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