map/aux_/clear_impl.hpp

0001
0002 #ifndef BOOST_MPL_MAP_AUX_CLEAR_IMPL_HPP_INCLUDED
0003 #define BOOST_MPL_MAP_AUX_CLEAR_IMPL_HPP_INCLUDED
0004
0005 // Copyright Aleksey Gurtovoy 2003-2004
0006 // Copyright David Abrahams 2003-2004
0007 //
0008 // Distributed under the Boost Software License, Version 1.0.
0009 // (See accompanying file LICENSE_1_0.txt or copy at
0010 // http://www.boost.org/LICENSE_1_0.txt)
0011 //
0012 // See http://www.boost.org/libs/mpl for documentation.
0013
0014 // $Id$
0015 // $Date$
0016 // $Revision$
0017
0018 #include <boost/mpl/clear_fwd.hpp>
0019 #include <boost/mpl/map/aux_/map0.hpp>
0020 #include <boost/mpl/map/aux_/tag.hpp>
0021
0022 namespace boost { namespace mpl {
0023
0024 template<>
0025 struct clear_impl< aux::map_tag >
0026 {
0027     template< typename Map > struct apply
0028     {
0029         typedef map0<> type;
0030     };
0031 };
0032
0033 }}
0034
0035 #endif // BOOST_MPL_MAP_AUX_CLEAR_IMPL_HPP_INCLUDED