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C++ poco套接字::select()APi不等待文件描述符为gievn poco::Timespan做好准备_C++_C++11_Poco Libraries_Socket Timeout Exception - Fatal编程技术网

C++ poco套接字::select()APi不等待文件描述符为gievn poco::Timespan做好准备

C++ poco套接字::select()APi不等待文件描述符为gievn poco::Timespan做好准备,c++,c++11,poco-libraries,socket-timeout-exception,C++,C++11,Poco Libraries,Socket Timeout Exception,我正在使用POCO库进行套接字连接 我注意到poco select API并没有等到poco::timespan ReadData() { SocketList read; SocketList write; Socket::select(read, write, exception, Poco::Timespan(5,0)); // it doesn't wait for 5 sec? Extract_data(read); }

我正在使用POCO库进行套接字连接

我注意到poco select API并没有等到poco::timespan

 ReadData() {
  SocketList read;
  SocketList write;
  Socket::select(read, write, exception, Poco::Timespan(5,0)); // it doesn't wait for 5 sec? 
  Extract_data(read);
}