| // Copyright David Abrahams, Daniel Wallin 2003. Use, modification and |
| // distribution is subject to 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) |
| |
| // This file generates overloads in this format: |
| // |
| // template<class A0, class A1> |
| // typename mpl::apply_wrap1< |
| // aux::make_arg_list< |
| // PS0,A0 |
| // , aux::make_arg_list< |
| // PS1,A1 |
| // , mpl::identity<aux::empty_arg_list> |
| // > |
| // > |
| // , unnamed_list |
| // >::type |
| // operator()(A0 const& a0, A1 const& a1) const |
| // { |
| // typedef typename mpl::apply_wrap1< |
| // aux::make_arg_list< |
| // PS0,A0 |
| // , aux::make_arg_list< |
| // PS1,A1 |
| // , mpl::identity<aux::empty_arg_list> |
| // > |
| // > |
| // >::type arg_tuple; |
| // |
| // return arg_tuple( |
| // a0 |
| // , a1 |
| // , aux::void_() |
| // ... |
| // ); |
| // } |
| // |
| |
| #if !defined(BOOST_PP_IS_ITERATING) |
| # error Boost.Parameters - do not include this file! |
| #endif |
| |
| #define N BOOST_PP_ITERATION() |
| |
| #define BOOST_PARAMETER_open_list(z, n, text) \ |
| aux::item< \ |
| BOOST_PP_CAT(PS, n), BOOST_PP_CAT(A, n) |
| |
| #define BOOST_PARAMETER_close_list(z, n, text) > |
| |
| #define BOOST_PARAMETER_arg_list(n) \ |
| aux::make_arg_list< \ |
| BOOST_PP_ENUM(N, BOOST_PARAMETER_open_list, _) \ |
| , void_ \ |
| BOOST_PP_REPEAT(N, BOOST_PARAMETER_close_list, _) \ |
| , deduced_list \ |
| , aux::tag_keyword_arg \ |
| > |
| |
| #define BOOST_PARAMETER_arg_pack_init(z, n, limit) \ |
| BOOST_PP_CAT(a, BOOST_PP_SUB(limit,n)) |
| |
| template<BOOST_PP_ENUM_PARAMS(N, class A)> |
| typename mpl::first< |
| typename BOOST_PARAMETER_arg_list(N)::type |
| >::type |
| operator()(BOOST_PP_ENUM_BINARY_PARAMS(N, A, & a)) const |
| { |
| typedef typename BOOST_PARAMETER_arg_list(N)::type result; |
| |
| typedef typename mpl::first<result>::type result_type; |
| typedef typename mpl::second<result>::type error; |
| error(); |
| |
| return result_type( |
| BOOST_PP_ENUM(N, BOOST_PARAMETER_arg_pack_init, BOOST_PP_DEC(N)) |
| BOOST_PP_ENUM_TRAILING_PARAMS( |
| BOOST_PP_SUB(BOOST_PARAMETER_MAX_ARITY, N) |
| , aux::void_reference() BOOST_PP_INTERCEPT |
| )); |
| } |
| |
| #undef BOOST_PARAMETER_arg_list |
| #undef BOOST_PARAMETER_open_list |
| #undef BOOST_PARAMETER_close_list |
| #undef N |
| |