在recvfrom系统调用期间取消C ++ 11 std :: thread？

I'm using a C++11 std::thread. Its main loop consists of a blocking recvfrom() call which listens for UDP packets arriving on a DATAGRAM socket, and some sophisticated code that parses the message and manipulates loads of STL containers in the process.I'm using a C++11 std::thread. Its main loop co