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#ifndef BOOST_MPL_LAMBDA_FWD_HPP_INCLUDED

#define BOOST_MPL_LAMBDA_FWD_HPP_INCLUDED


// Copyright Aleksey Gurtovoy 2001-2004

//

// 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/void_fwd.hpp>

#include <boost/mpl/aux_/na.hpp>

#include <boost/mpl/aux_/config/lambda.hpp>


#if !defined(BOOST_MPL_CFG_NO_FULL_LAMBDA_SUPPORT)


#   include <boost/mpl/int.hpp>

#   include <boost/mpl/aux_/lambda_arity_param.hpp>

#   include <boost/mpl/aux_/template_arity_fwd.hpp>


namespace boost { namespace mpl {

template< 
      typename T = na
    , typename Tag = void_
    BOOST_MPL_AUX_LAMBDA_ARITY_PARAM(
          typename Arity = int_< aux::template_arity<T>::value >
        )
    >
struct lambda;

}}

#else // BOOST_MPL_CFG_NO_FULL_LAMBDA_SUPPORT


#   include <boost/mpl/bool.hpp>


namespace boost { namespace mpl {

template< 
      typename T = na
    , typename Tag = void_
    , typename Protect = true_
    > 
struct lambda;

}}

#endif


#endif // BOOST_MPL_LAMBDA_FWD_HPP_INCLUDED