// Copyright Daniel Wallin 2005. 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) #include <boost/preprocessor/cat.hpp> #include <boost/preprocessor/dec.hpp> #include <boost/preprocessor/repetition/enum_binary_params.hpp> #include <boost/preprocessor/repetition/repeat_from_to.hpp> #define N BOOST_PP_ITERATION() #define BOOST_PARAMETER_PY_ARG_TYPES(z, n, _) \ typedef typename mpl::next< \ BOOST_PP_CAT(iter,BOOST_PP_DEC(n)) \ >::type BOOST_PP_CAT(iter,n); \ \ typedef typename mpl::deref<BOOST_PP_CAT(iter,n)>::type BOOST_PP_CAT(spec,n); \ typedef typename mpl::if_< \ mpl::and_< \ mpl::not_<typename BOOST_PP_CAT(spec,n)::required> \ , typename BOOST_PP_CAT(spec,n)::optimized_default \ > \ , parameter::aux::maybe<typename BOOST_PP_CAT(spec,n)::type> \ , typename BOOST_PP_CAT(spec,n)::type \ >::type BOOST_PP_CAT(arg,n); \ typedef typename BOOST_PP_CAT(spec,n)::keyword BOOST_PP_CAT(kw,n); #if BOOST_PP_ITERATION_FLAGS() == 1 template <class M, class R, class Args> struct invoker<N, M, R, Args> #elif BOOST_PP_ITERATION_FLAGS() == 2 template <class T, class R, class Args> struct call_invoker<N, T, R, Args> #elif BOOST_PP_ITERATION_FLAGS() == 3 template <class T, class Args> struct init_invoker<N, T, Args> #elif BOOST_PP_ITERATION_FLAGS() == 4 template <class M, class R, class T, class Args> struct member_invoker<N, M, R, T, Args> #endif { typedef typename mpl::begin<Args>::type iter0; typedef typename mpl::deref<iter0>::type spec0; typedef typename mpl::if_< mpl::and_< mpl::not_<typename spec0::required> , typename spec0::optimized_default > , parameter::aux::maybe<typename spec0::type> , typename spec0::type >::type arg0; typedef typename spec0::keyword kw0; BOOST_PP_REPEAT_FROM_TO(1, N, BOOST_PARAMETER_PY_ARG_TYPES, ~) static #if BOOST_PP_ITERATION_FLAGS() == 3 T* #else R #endif execute( #if BOOST_PP_ITERATION_FLAGS() == 2 || BOOST_PP_ITERATION_FLAGS() == 4 T& self , #endif BOOST_PP_ENUM_BINARY_PARAMS(N, arg, a) ) { return #if BOOST_PP_ITERATION_FLAGS() == 1 || BOOST_PP_ITERATION_FLAGS() == 4 M()( boost::type<R>() # if BOOST_PP_ITERATION_FLAGS() == 4 , self # endif , BOOST_PP_ENUM_BINARY_PARAMS(N, parameter::keyword<kw, >::get() = a) ); #elif BOOST_PP_ITERATION_FLAGS() == 2 self( BOOST_PP_ENUM_BINARY_PARAMS(N, parameter::keyword<kw, >::get() = a) ); #elif BOOST_PP_ITERATION_FLAGS() == 3 new T( BOOST_PP_ENUM_BINARY_PARAMS(N, parameter::keyword<kw, >::get() = a) ); #endif } }; #undef BOOST_PARAMETER_PY_ARG_TYPES #undef N