#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: 2008-10-11 02:19:02 -0400 (Sat, 11 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