| #ifndef BOOST_PP_IS_ITERATING |
| // Copyright David Abrahams 2002. |
| // 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) |
| # ifndef TYPE_LIST_IMPL_DWA2002913_HPP |
| # define TYPE_LIST_IMPL_DWA2002913_HPP |
| |
| # include <boost/python/detail/type_list.hpp> |
| |
| # include <boost/preprocessor/enum_params.hpp> |
| # include <boost/preprocessor/enum_params_with_a_default.hpp> |
| # include <boost/preprocessor/repetition/enum.hpp> |
| # include <boost/preprocessor/comma_if.hpp> |
| # include <boost/preprocessor/arithmetic/sub.hpp> |
| # include <boost/preprocessor/iterate.hpp> |
| # include <boost/preprocessor/repetition/enum_trailing.hpp> |
| |
| namespace boost { namespace python { namespace detail { |
| |
| template <BOOST_PP_ENUM_PARAMS_WITH_A_DEFAULT(BOOST_PYTHON_LIST_SIZE, class T, mpl::void_)> |
| struct type_list |
| : BOOST_PP_CAT(mpl::vector,BOOST_PYTHON_LIST_SIZE)<BOOST_PP_ENUM_PARAMS_Z(1, BOOST_PYTHON_LIST_SIZE, T)> |
| { |
| }; |
| |
| # define BOOST_PP_ITERATION_PARAMS_1 \ |
| (3, (0, BOOST_PP_DEC(BOOST_PYTHON_LIST_SIZE), <boost/python/detail/type_list_impl.hpp>)) |
| # include BOOST_PP_ITERATE() |
| |
| |
| }}} // namespace boost::python::detail |
| |
| # endif // TYPE_LIST_IMPL_DWA2002913_HPP |
| |
| #else // BOOST_PP_IS_ITERATING |
| |
| # define N BOOST_PP_ITERATION() |
| # define BOOST_PYTHON_VOID_ARGS BOOST_PP_SUB_D(1,BOOST_PYTHON_LIST_SIZE,N) |
| |
| template < |
| BOOST_PP_ENUM_PARAMS_Z(1, N, class T) |
| > |
| struct type_list< |
| BOOST_PP_ENUM_PARAMS_Z(1, N, T) |
| BOOST_PP_COMMA_IF(N) |
| BOOST_PP_ENUM( |
| BOOST_PYTHON_VOID_ARGS, BOOST_PYTHON_FIXED, mpl::void_) |
| > |
| : BOOST_PP_CAT(mpl::vector,N)<BOOST_PP_ENUM_PARAMS_Z(1, N, T)> |
| { |
| }; |
| |
| # undef BOOST_PYTHON_VOID_ARGS |
| # undef N |
| |
| #endif // BOOST_PP_IS_ITERATING |