/*

* =========================================================================

*

* FileName: boost_signal.cpp

*

* Description:

*

* Version: 1.0

* Created: 2017-12-18 17:42:16

* Last Modified: 2017-12-23 13:54:49

* Revision: none

* Compiler: gcc

*

* Author: zt ()

* Organization:

*

* =========================================================================

*/

#include <stdio.h>

#include <stdlib.h>

#include <stdint.h>

#include <stddef.h>

#include <errno.h>

#include <unistd.h>

#include <iostream>

#include <memory>

#include <algorithm>

#include <vector>

#include <map>

#include <string>

#include <boost/signals2.hpp>

//g++ boost_signal.cpp -o a -lboost_signals

void Helloworld()

{

std::cout << "hello world 1\n";

sleep ( 2 );

std::cout << "hello world 2\n";

}

int main ( int argc, char* argv[] )

{

( void ) argc;

( void ) argv;

boost::signals2::signal<void() > sig;

sig.connect ( &Helloworld );

std::cout << "connect sig ok\n";

sig();

std::cout << "send sig ok\n";

//while ( 1 )

//{

//sleep ( 1 );

//}

return 0;

}