我试图创建在C升压线程++,可重复使用,运行多种,可以有不同的数量和args的类型的功能。一个线程是否可以被重用来运行可变参数函数?
可以这样用C++ 11X variadics做了什么?我不需要一个队列(如果线程繁忙,那么方法就会失败),但如果需要实现这个“统一”功能,我会不情愿地这样做。
我不明白如何处理与统一绑定或lambda让一个线程可以调用不同的函数,每个人都有自己不同数量和类型参数的个数。
我已经大致记住以下几点:
class WorkThread
{
public:
WorkThread()
{
// create thread and bind runner to thread
}
~WorkThread()
{
// tell runner to exit and wait and reap the thread
}
template<typename F,typename ... Arguments>
void doWork(F func, Arguments... args)
{
if already busy
return false;
// set indication to runner that there is new work
// here: how to pass f and args to runner?
}
private:
void runner()
{
while (! time to quit)
{
wait for work
// here: how to get f and args from doWork? do I really need a queue? could wait on a variadic signal maybe?
f(args);
}
}
boost::thread* m_thread;
};
class ThreadPool
{
public:
template<typename F, typename ... Arguments>
bool doWork(F func,Arguments... args)
{
const int i = findAvailableWorkThread();
m_thread[i].doWork(f,args);
}
private:
// a pool of work threads m_thread;
};
太棒了。它工作很好。 – user2138025 2013-03-19 16:53:43