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/*
* Copyright (C) 2015 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <pthread.h>
#include "Thread.h"
Thread::Thread() {
pthread_cond_init(&cond_, nullptr);
}
Thread::~Thread() {
pthread_cond_destroy(&cond_);
}
void Thread::WaitForReady() {
pthread_mutex_lock(&mutex_);
while (pending_) {
pthread_cond_wait(&cond_, &mutex_);
}
pthread_mutex_unlock(&mutex_);
}
void Thread::WaitForPending() {
pthread_mutex_lock(&mutex_);
while (!pending_) {
pthread_cond_wait(&cond_, &mutex_);
}
pthread_mutex_unlock(&mutex_);
}
void Thread::SetPending() {
pthread_mutex_lock(&mutex_);
pending_ = true;
pthread_mutex_unlock(&mutex_);
pthread_cond_signal(&cond_);
}
void Thread::ClearPending() {
pthread_mutex_lock(&mutex_);
pending_ = false;
pthread_mutex_unlock(&mutex_);
pthread_cond_signal(&cond_);
}
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