32 lines
1.1 KiB
C++
32 lines
1.1 KiB
C++
// (C) Copyright 2008 CodeRage, LLC (turkanis at coderage dot com)
|
|
// (C) Copyright 2003-2007 Jonathan Turkanis
|
|
// Distributed under the Boost Software License, Version 1.0. (See accompanying
|
|
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
|
|
|
|
// See http://www.boost.org/libs/iostreams for documentation.
|
|
|
|
#ifndef BOOST_IOSTREAMS_DETAIL_BROKEN_OVERLOAD_RESOLUTION_HPP_INCLUDED
|
|
#define BOOST_IOSTREAMS_DETAIL_BROKEN_OVERLOAD_RESOLUTION_HPP_INCLUDED
|
|
|
|
#include <boost/config.hpp> // BOOST_STATIC_CONSANT.
|
|
#include <boost/mpl/bool.hpp>
|
|
#include <boost/type_traits/is_same.hpp>
|
|
|
|
namespace boost { namespace iostreams { namespace detail {
|
|
|
|
template<typename Device, typename U>
|
|
struct forward_impl {
|
|
BOOST_STATIC_CONSTANT(bool, value =
|
|
( !is_same< U, Device >::value &&
|
|
!is_same< U, reference_wrapper<Device> >::value ));
|
|
};
|
|
|
|
template<typename Device, typename U>
|
|
struct forward
|
|
: mpl::bool_<forward_impl<Device, U>::value>
|
|
{ };
|
|
|
|
} } } // End namespaces detail, iostreams, boost.
|
|
|
|
#endif // #ifndef BOOST_IOSTREAMS_DETAIL_BROKEN_OVERLOAD_RESOLUTION_HPP_INCLUDED
|