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/*
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* Copyright (c) 2016 The ZLToolKit project authors. All Rights Reserved.
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*
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* This file is part of ZLToolKit(https://github.com/ZLMediaKit/ZLToolKit).
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*
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* Use of this source code is governed by MIT license that can be found in the
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* LICENSE file in the root of the source tree. All contributing project authors
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* may be found in the AUTHORS file in the root of the source tree.
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*/
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#include <csignal>
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#include <atomic>
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#include "Util/TimeTicker.h"
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#include "Util/logger.h"
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#include "Thread/threadgroup.h"
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#include "Thread/semaphore.h"
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using namespace std;
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using namespace toolkit;
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#define MAX_TASK_SIZE (1000 * 10000)
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semaphore g_sem;//信号量
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atomic_llong g_produced(0);
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atomic_llong g_consumed(0);
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//消费者线程 [AUTO-TRANSLATED:db1fb231]
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// Consumer thread
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void onConsum() {
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while (true) {
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g_sem.wait();
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if (++g_consumed > g_produced) {
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//如果打印这句log则表明有bug [AUTO-TRANSLATED:190165e0]
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// If this log is printed, it indicates a bug
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ErrorL << g_consumed << " > " << g_produced;
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}
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}
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}
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//生产者线程 [AUTO-TRANSLATED:3f37e15e]
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// Producer thread
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void onProduce() {
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while(true){
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++ g_produced;
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g_sem.post();
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if(g_produced >= MAX_TASK_SIZE){
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break;
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}
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}
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}
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int main() {
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//初始化log [AUTO-TRANSLATED:585df223]
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// Initialize log
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Logger::Instance().add(std::make_shared<ConsoleChannel>());
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Ticker ticker;
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thread_group thread_producer;
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for (size_t i = 0; i < thread::hardware_concurrency(); ++i) {
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thread_producer.create_thread([]() {
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//1个生产者线程 [AUTO-TRANSLATED:a9a01b88]
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// 1 producer thread
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onProduce();
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});
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}
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thread_group thread_consumer;
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for (int i = 0; i < 4; ++i) {
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thread_consumer.create_thread([i]() {
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//4个消费者线程 [AUTO-TRANSLATED:9dabe877]
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// 4 consumer threads
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onConsum();
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});
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}
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//等待所有生成者线程退出 [AUTO-TRANSLATED:321d2677]
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// Wait for all producer threads to exit
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thread_producer.join_all();
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DebugL << "生产者线程退出，耗时:" << ticker.elapsedTime() << "ms," << "生产任务数:" << g_produced << ",消费任务数:" << g_consumed;
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int i = 5;
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while(-- i){
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DebugL << "程序退出倒计时:" << i << ",消费任务数:" << g_consumed;
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sleep(1);
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}
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//程序强制退出可能core dump；在程序推出时，生产的任务数应该跟消费任务数一致 [AUTO-TRANSLATED:59593bf0]
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// The program may force exit and core dump; when the program exits, the number of produced tasks should be consistent with the number of consumed tasks
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WarnL << "强制关闭消费线程，可能触发core dump" ;
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return 0;
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}
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