#include <iostream>
#include <boost/thread.hpp>
using namespace std;

struct A
{
  void operator()()
  {
    sleep(1);
    cout << "Hello from thread" << endl;
  }

  boost::thread t;

  void start()
  {
    t = boost::thread(boost::ref(*this));
  }
};

struct Controller : public A
{
};

int main()
{
  Controller controller;
  controller.start();
  cout << "Thread started" << endl;
  controller.t.join();
}


//  $ g++ test.cpp -lboost_thread -pthread
//  $ ./a.out 
//  Thread started
//  Hello from thread
//  $