#ifndef BOOST_MPL_PROTECT_HPP_INCLUDED #define BOOST_MPL_PROTECT_HPP_INCLUDED // Copyright Peter Dimov 2001 // Copyright Aleksey Gurtovoy 2002-2004 // // 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/aux_/arity.hpp> #include <boost/mpl/aux_/config/dtp.hpp> #include <boost/mpl/aux_/nttp_decl.hpp> #include <boost/mpl/aux_/na_spec.hpp> namespace boost { namespace mpl { template< typename BOOST_MPL_AUX_NA_PARAM(T) , int not_le_ = 0 > struct protect : T { #if BOOST_WORKAROUND(__EDG_VERSION__, == 238) typedef mpl::protect type; #else typedef protect type; #endif }; #if defined(BOOST_MPL_CFG_BROKEN_DEFAULT_PARAMETERS_IN_NESTED_TEMPLATES) namespace aux { template< BOOST_MPL_AUX_NTTP_DECL(int, N), typename T > struct arity< protect<T>, N > : arity<T,N> { }; } // namespace aux #endif BOOST_MPL_AUX_NA_SPEC_MAIN(1, protect) #if !defined(BOOST_MPL_CFG_NO_FULL_LAMBDA_SUPPORT) BOOST_MPL_AUX_NA_SPEC_TEMPLATE_ARITY(1, 1, protect) #endif }} #endif // BOOST_MPL_PROTECT_HPP_INCLUDED