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73 lines
1.5 KiB
C++
73 lines
1.5 KiB
C++
/**
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*
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* @file EventLoopThread.cc
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* @author An Tao
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*
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* Public header file in trantor lib.
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*
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* Copyright 2018, An Tao. All rights reserved.
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* Use of this source code is governed by a BSD-style license
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* that can be found in the License file.
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*
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*
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*/
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#include <trantor/net/EventLoopThread.h>
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#include <trantor/utils/Logger.h>
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#ifdef __linux__
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#include <sys/prctl.h>
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#endif
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using namespace trantor;
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EventLoopThread::EventLoopThread(const std::string &threadName)
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: loop_(nullptr),
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loopThreadName_(threadName),
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thread_([this]() { loopFuncs(); })
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{
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auto f = promiseForLoopPointer_.get_future();
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loop_ = f.get();
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}
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EventLoopThread::~EventLoopThread()
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{
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run();
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if (loop_)
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{
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loop_->quit();
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}
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if (thread_.joinable())
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{
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thread_.join();
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}
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}
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// void EventLoopThread::stop() {
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// if(loop_)
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// loop_->quit();
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//}
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void EventLoopThread::wait()
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{
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thread_.join();
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}
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void EventLoopThread::loopFuncs()
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{
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#ifdef __linux__
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::prctl(PR_SET_NAME, loopThreadName_.c_str());
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#endif
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EventLoop loop;
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loop.queueInLoop([this]() { promiseForLoop_.set_value(1); });
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promiseForLoopPointer_.set_value(&loop);
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auto f = promiseForRun_.get_future();
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(void)f.get();
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loop.loop();
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// LOG_DEBUG << "loop out";
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loop_ = NULL;
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}
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void EventLoopThread::run()
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{
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std::call_once(once_, [this]() {
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auto f = promiseForLoop_.get_future();
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promiseForRun_.set_value(1);
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// Make sure the event loop loops before returning.
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(void)f.get();
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});
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}
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