std_thread.cxx

#include <thread>
#include <string>
#include <chrono>
#include <iostream>

int main()
{
  bool is_running = true;
  
  auto t = std::thread([](bool& is_running)
  {
    std::string buffer;
    std::getline(std::cin, buffer);
    is_running = false;
  }, std::ref(is_running));
  
  while(is_running)
  {
    std::cerr << "*";
    std::this_thread::sleep_for(std::chrono::seconds(1));
  }
  
  t.join();
}