boost_thread

#include <boost/thread/thread.hpp>
#include <boost/thread/mutex.hpp>
//#include <boost/bind.hpp>  //包含会报错
#include <iostream> 
using namespace std;

boost::mutex io_mutex;

void wait(int seconds) 
{ 
  boost::this_thread::sleep(boost::posix_time::seconds(seconds)); 
} 

int fun_count(int id) 
{ 
  for (int i = 0; i < 100; ++i) 
  { 
    {
      boost::mutex::scoped_lock lk(io_mutex); 
      std::cout<<id<<":"<< i << endl; 
    }
    wait(1);
  }
  return id; 
} 

int main(int argc, char const *argv[])
{
    
  boost::thread t1(boost::bind(fun_count,1));
  boost::thread t2(boost::bind(fun_count,2));
  boost::thread t3(boost::bind(fun_count,3));
  boost::thread t4(boost::bind(fun_count,4));

  t1.join(); 
  t2.join();
  t3.join();
  t4.join();
  
  return 0;
}