Chris@16: 
Chris@16: #ifndef BOOST_MPL_AUX_ARITY_SPEC_HPP_INCLUDED
Chris@16: #define BOOST_MPL_AUX_ARITY_SPEC_HPP_INCLUDED
Chris@16: 
Chris@16: // Copyright Aleksey Gurtovoy 2001-2004
Chris@16: //
Chris@16: // Distributed under the Boost Software License, Version 1.0. 
Chris@16: // (See accompanying file LICENSE_1_0.txt or copy at 
Chris@16: // http://www.boost.org/LICENSE_1_0.txt)
Chris@16: //
Chris@16: // See http://www.boost.org/libs/mpl for documentation.
Chris@16: 
Chris@101: // $Id$
Chris@101: // $Date$
Chris@101: // $Revision$
Chris@16: 
Chris@16: #include <boost/mpl/int.hpp>
Chris@16: #include <boost/mpl/limits/arity.hpp>
Chris@16: #include <boost/mpl/aux_/config/dtp.hpp>
Chris@16: #include <boost/mpl/aux_/preprocessor/params.hpp>
Chris@16: #include <boost/mpl/aux_/arity.hpp>
Chris@16: #include <boost/mpl/aux_/template_arity_fwd.hpp>
Chris@16: #include <boost/mpl/aux_/config/ttp.hpp>
Chris@16: #include <boost/mpl/aux_/config/lambda.hpp>
Chris@16: #include <boost/mpl/aux_/config/static_constant.hpp>
Chris@16: 
Chris@16: #if defined(BOOST_MPL_CFG_BROKEN_DEFAULT_PARAMETERS_IN_NESTED_TEMPLATES)
Chris@16: #   define BOOST_MPL_AUX_NONTYPE_ARITY_SPEC(i,type,name) \
Chris@16: namespace aux { \
Chris@16: template< BOOST_MPL_AUX_NTTP_DECL(int, N), BOOST_MPL_PP_PARAMS(i,type T) > \
Chris@16: struct arity< \
Chris@16:       name< BOOST_MPL_PP_PARAMS(i,T) > \
Chris@16:     , N \
Chris@16:     > \
Chris@16: { \
Chris@16:     BOOST_STATIC_CONSTANT(int \
Chris@16:         , value = BOOST_MPL_LIMIT_METAFUNCTION_ARITY \
Chris@16:         ); \
Chris@16: }; \
Chris@16: } \
Chris@16: /**/
Chris@16: #else
Chris@16: #   define BOOST_MPL_AUX_NONTYPE_ARITY_SPEC(i,type,name) /**/
Chris@16: #endif
Chris@16: 
Chris@16: #   define BOOST_MPL_AUX_ARITY_SPEC(i,name) \
Chris@16:     BOOST_MPL_AUX_NONTYPE_ARITY_SPEC(i,typename,name) \
Chris@16: /**/
Chris@16: 
Chris@16: 
Chris@16: #if defined(BOOST_MPL_CFG_EXTENDED_TEMPLATE_PARAMETERS_MATCHING) \
Chris@16:     && !defined(BOOST_MPL_CFG_NO_FULL_LAMBDA_SUPPORT)
Chris@16: #   define BOOST_MPL_AUX_TEMPLATE_ARITY_SPEC(i, name) \
Chris@16: namespace aux { \
Chris@16: template< BOOST_MPL_PP_PARAMS(i,typename T) > \
Chris@16: struct template_arity< name<BOOST_MPL_PP_PARAMS(i,T)> > \
Chris@16:     : int_<i> \
Chris@16: { \
Chris@16: }; \
Chris@16: } \
Chris@16: /**/
Chris@16: #else
Chris@16: #   define BOOST_MPL_AUX_TEMPLATE_ARITY_SPEC(i, name) /**/
Chris@16: #endif
Chris@16: 
Chris@16: 
Chris@16: #endif // BOOST_MPL_AUX_ARITY_SPEC_HPP_INCLUDED