-//-----------------------------------------------------------------------------
-// boost mpl/labmda_fwd.hpp header file
-// See http://www.boost.org for updates, documentation, and revision history.
-//-----------------------------------------------------------------------------
-//
-// Copyright (c) 2001-02
-// Aleksey Gurtovoy
-//
-// Permission to use, copy, modify, distribute and sell this software
-// and its documentation for any purpose is hereby granted without fee,
-// provided that the above copyright notice appears in all copies and
-// that both the copyright notice and this permission notice appear in
-// supporting documentation. No representations are made about the
-// suitability of this software for any purpose. It is provided "as is"
-// without express or implied warranty.
#ifndef BOOST_MPL_LAMBDA_FWD_HPP_INCLUDED
#define BOOST_MPL_LAMBDA_FWD_HPP_INCLUDED
-#include "boost/mpl/aux_/lambda_arity_param.hpp"
-#include "boost/mpl/aux_/config/lambda.hpp"
+// 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: lambda_fwd.hpp 49267 2008-10-11 06:19:02Z agurtovoy $
+// $Date: 2008-10-11 02:19:02 -0400 (Sat, 11 Oct 2008) $
+// $Revision: 49267 $
-namespace boost {
-namespace mpl {
+#include <boost/mpl/void_fwd.hpp>
+#include <boost/mpl/aux_/na.hpp>
+#include <boost/mpl/aux_/config/lambda.hpp>
-#if !defined(BOOST_MPL_NO_FULL_LAMBDA_SUPPORT)
-template< typename T BOOST_MPL_AUX_LAMBDA_ARITY_PARAM(typename Arity) >
+#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
-template< typename T, bool Protect > struct lambda;
-#endif
-} // namespace mpl
-} // namespace boost
+}}
+
+#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