// Copyright 2019, Chen Shuaihao.
//
//Author: Chen Shuaihao
//
//
#include "EventLoop.h"
#include
#include
#include
#include
//å‚ç…§muduo，实现跨线程唤醒
int CreateEventFd()
{
int evtfd = eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
if (evtfd < 0)
{
std::cout << "Failed in eventfd" << std::endl;
exit(1);
}
return evtfd;
}
EventLoop::EventLoop(/* args */)
: functorlist_(),
channellist_(),
activechannellist_(),
poller_(),
quit_(true),
tid_(std::this_thread::get_id()),
mutex_(),
wakeupfd_(CreateEventFd()),
wakeupchannel_()
{
wakeupchannel_.SetFd(wakeupfd_);
wakeupchannel_.SetEvents(EPOLLIN | EPOLLET);
wakeupchannel_.SetReadHandle(std::bind(&EventLoop::HandleRead, this));
wakeupchannel_.SetErrorHandle(std::bind(&EventLoop::HandleError, this));
AddChannelToPoller(&wakeupchannel_);
}
EventLoop::~EventLoop()
{
close(wakeupfd_);
}
void EventLoop::WakeUp()
{
uint64_t one = 1;
ssize_t n = write(wakeupfd_, (char*)(&one), sizeof one);
}
void EventLoop::HandleRead()
{
uint64_t one = 1;
ssize_t n = read(wakeupfd_, &one, sizeof one);
}
void EventLoop::HandleError()
{
;
}
void EventLoop::loop()
{
quit_ = false;
while(!quit_)
{
poller_.poll(activechannellist_);
//std::cout << "server HandleEvent" << std::endl;
for(Channel *pchannel : activechannellist_)
{
pchannel->HandleEvent();//处ç†äº‹ä»¶
}
activechannellist_.clear();
ExecuteTask();
}
}