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File: front.hpp
#ifndef BOOST_MPL_LIST_AUX_FRONT_HPP_INCLUDED #define BOOST_MPL_LIST_AUX_FRONT_HPP_INCLUDED // Copyright Aleksey Gurtovoy 2000-2004 // // 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. // $Id$ // $Date$ // $Revision$ #include <boost/mpl/front_fwd.hpp> #include <boost/mpl/list/aux_/tag.hpp> namespace boost { namespace mpl { template<> struct front_impl< aux::list_tag > { template< typename List > struct apply { typedef typename List::item type; }; }; }} #endif // BOOST_MPL_LIST_AUX_FRONT_HPP_INCLUDED