1 

     2 #ifndef BOOST_MPL_BACK_HPP_INCLUDED

     3 #define BOOST_MPL_BACK_HPP_INCLUDED

     4 

     5 // Copyright Aleksey Gurtovoy 2000-2004

     6 //

     7 // Distributed under the Boost Software License, Version 1.0. 

     8 // (See accompanying file LICENSE_1_0.txt or copy at 

     9 // http://www.boost.org/LICENSE_1_0.txt)

    10 //

    11 // See http://www.boost.org/libs/mpl for documentation.

    12 

    13 // $Source: /cvsroot/boost/boost/boost/mpl/back.hpp,v $

    14 // $Date: 2004/09/02 15:40:41 $

    15 // $Revision: 1.4 $

    16 

    17 #include <boost/mpl/back_fwd.hpp>

    18 #include <boost/mpl/aux_/back_impl.hpp>

    19 #include <boost/mpl/sequence_tag.hpp>

    20 #include <boost/mpl/aux_/na_spec.hpp>

    21 #include <boost/mpl/aux_/lambda_support.hpp>

    22 

    23 namespace boost { namespace mpl {

    24 

    25 template<

    26       typename BOOST_MPL_AUX_NA_PARAM(Sequence)

    27     >

    28 struct back

    29     : back_impl< typename sequence_tag<Sequence>::type >

    30         ::template apply< Sequence >

    31 {

    32     BOOST_MPL_AUX_LAMBDA_SUPPORT(1,back,(Sequence))

    33 };

    34 

    35 BOOST_MPL_AUX_NA_SPEC(1, back)

    36 

    37 }}

    38 

    39 #endif // BOOST_MPL_BACK_HPP_INCLUDED