// 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 | |