39 lines
1.0 KiB
C++
39 lines
1.0 KiB
C++
|
|
#ifndef BOOST_MPL_AS_SEQUENCE_HPP_INCLUDED
|
|
#define BOOST_MPL_AS_SEQUENCE_HPP_INCLUDED
|
|
|
|
// Copyright Aleksey Gurtovoy 2002-2004
|
|
//
|
|
// 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/mpl for documentation.
|
|
|
|
// $Id: as_sequence.hpp 49267 2008-10-11 06:19:02Z agurtovoy $
|
|
// $Date: 2008-10-10 23:19:02 -0700 (Fri, 10 Oct 2008) $
|
|
// $Revision: 49267 $
|
|
|
|
#include <boost/mpl/is_sequence.hpp>
|
|
#include <boost/mpl/single_view.hpp>
|
|
#include <boost/mpl/if.hpp>
|
|
#include <boost/mpl/aux_/na_spec.hpp>
|
|
#include <boost/mpl/aux_/lambda_support.hpp>
|
|
|
|
namespace boost { namespace mpl {
|
|
|
|
template<
|
|
typename BOOST_MPL_AUX_NA_PARAM(T)
|
|
>
|
|
struct as_sequence
|
|
: if_< is_sequence<T>, T, single_view<T> >
|
|
{
|
|
BOOST_MPL_AUX_LAMBDA_SUPPORT(1,as_sequence,(T))
|
|
};
|
|
|
|
BOOST_MPL_AUX_NA_SPEC_NO_ETI(1, as_sequence)
|
|
|
|
}}
|
|
|
|
#endif // BOOST_MPL_AS_SEQUENCE_HPP_INCLUDED
|