Re: [boost] Review Request: future library (Gaskill version)

From: Kowalke Oliver (QD IT PA AS) (Oliver.Kowalke_at_[hidden])
Date: 2008-04-14 08:38:26

the code works at least with gcc 4.2.3
Oliver

> #include <iostream>
> #include <cstdlib>
> #include <stdexcept>
>
> #include <boost/bind.hpp>
> #include <boost/mpl/vector.hpp>
> #include <boost/thread.hpp>
>
> #include <future.hpp>
>
> struct X
> {
>         std::string msg;
>
>         X( std::string const& msg_)
>         : msg( msg_)
>         {}
> };
>
> int add( int a, int b)
> { throw X("abc"); return a + b; }
>
> void execute( boost::function< void() > fn) { fn(); }
>
> int main( int argc, char *argv[])
> {
>         try
>         {
>                 boost::promise< int > p;
>                 boost::future_wrapper< int,
> boost::mpl::vector< X > > wrapper(
>                          boost::bind(
>                                 add,
>                                 11,
>                                 13),
>                         p);
>                 boost::future< int > f( p);
>
>                 boost::thread t(
>                         boost::bind(
>                                 & execute,
>                                 wrapper) );
>
>                 std::cout << "add = " << f.get() << std::endl;
>
>                 return EXIT_SUCCESS;
>         }
>         catch ( X const& x)
>         { std::cerr << x.msg << std::endl; }
>         catch ( std::exception const& e)
>         { std::cerr << e.what() << std::endl; }
>         catch ( ... )
>         { std::cerr << "unhandled exception" << std::endl; }
>         return EXIT_FAILURE;
> }
>
>