lyx_mirror/boost/boost/bind/arg.hpp
Peter Kümmel c2f99181e6 update boost to version 1.36
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@26648 a592a061-630c-0410-9148-cb99ea01b6c8
2008-09-30 18:01:03 +00:00

63 lines
1.2 KiB
C++

#ifndef BOOST_BIND_ARG_HPP_INCLUDED
#define BOOST_BIND_ARG_HPP_INCLUDED
// MS compatible compilers support #pragma once
#if defined(_MSC_VER) && (_MSC_VER >= 1020)
# pragma once
#endif
//
// bind/arg.hpp
//
// Copyright (c) 2002 Peter Dimov and Multi Media Ltd.
//
// 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/bind/bind.html for documentation.
//
#include <boost/config.hpp>
#include <boost/is_placeholder.hpp>
namespace boost
{
template< int I > struct arg
{
arg()
{
}
template< class T > arg( T const & /* t */ )
{
// static assert I == is_placeholder<T>::value
typedef char T_must_be_placeholder[ I == is_placeholder<T>::value? 1: -1 ];
}
};
template< int I > bool operator==( arg<I> const &, arg<I> const & )
{
return true;
}
#if !defined( BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION )
template< int I > struct is_placeholder< arg<I> >
{
enum _vt { value = I };
};
template< int I > struct is_placeholder< arg<I> (*) () >
{
enum _vt { value = I };
};
#endif
} // namespace boost
#endif // #ifndef BOOST_BIND_ARG_HPP_INCLUDED