williamr@2: 
williamr@4: #ifndef BOOST_MPL_FRONT_HPP_INCLUDED
williamr@4: #define BOOST_MPL_FRONT_HPP_INCLUDED
williamr@2: 
williamr@2: // Copyright Aleksey Gurtovoy 2000-2004
williamr@2: //
williamr@2: // Distributed under the Boost Software License, Version 1.0. 
williamr@2: // (See accompanying file LICENSE_1_0.txt or copy at 
williamr@2: // http://www.boost.org/LICENSE_1_0.txt)
williamr@2: //
williamr@2: // See http://www.boost.org/libs/mpl for documentation.
williamr@2: 
williamr@4: // $Source: /cvsroot/boost/boost/boost/mpl/front.hpp,v $
williamr@4: // $Date: 2004/09/02 15:40:41 $
williamr@2: // $Revision: 1.4 $
williamr@2: 
williamr@2: #include <boost/mpl/front_fwd.hpp>
williamr@4: #include <boost/mpl/aux_/front_impl.hpp>
williamr@4: #include <boost/mpl/sequence_tag.hpp>
williamr@4: #include <boost/mpl/aux_/na_spec.hpp>
williamr@4: #include <boost/mpl/aux_/lambda_support.hpp>
williamr@2: 
williamr@2: namespace boost { namespace mpl {
williamr@2: 
williamr@4: template<
williamr@4:       typename BOOST_MPL_AUX_NA_PARAM(Sequence)
williamr@4:     >
williamr@4: struct front
williamr@4:     : front_impl< typename sequence_tag<Sequence>::type >
williamr@4:         ::template apply< Sequence >
williamr@2: {
williamr@4:     BOOST_MPL_AUX_LAMBDA_SUPPORT(1,front,(Sequence))
williamr@2: };
williamr@2: 
williamr@4: BOOST_MPL_AUX_NA_SPEC(1, front)
williamr@2: 
williamr@2: }}
williamr@2: 
williamr@4: #endif // BOOST_MPL_FRONT_HPP_INCLUDED