blob: 3c83e8000bb18f6a026c3ec00d35753e22cbfe98 [file] [log] [blame]
// Copyright 2006-2008 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/base_wrapper.h"
#include "base/synchronization/condition_variable.h"
#include "base/logging.h"
namespace base {
ConditionVariable::ConditionVariable(Lock* user_lock)
: user_mutex_(user_lock->lock_.native_handle())
#ifndef NDEBUG
, user_lock_(user_lock)
#endif
{
int rv = 0;
rv = pthread_cond_init(&condition_, NULL);
DCHECK_EQ(0, rv);
}
ConditionVariable::~ConditionVariable() {
int rv = pthread_cond_destroy(&condition_);
DCHECK_EQ(0, rv);
}
void ConditionVariable::Wait() {
#ifndef NDEBUG
user_lock_->CheckHeldAndUnmark();
#endif
int rv = pthread_cond_wait(&condition_, user_mutex_);
DCHECK_EQ(0, rv);
#ifndef NDEBUG
user_lock_->CheckUnheldAndMark();
#endif
}
void ConditionVariable::Broadcast() {
int rv = pthread_cond_broadcast(&condition_);
DCHECK_EQ(0, rv);
}
void ConditionVariable::Signal() {
int rv = pthread_cond_signal(&condition_);
DCHECK_EQ(0, rv);
}
} // namespace base