58 lines
1.8 KiB
Plaintext
58 lines
1.8 KiB
Plaintext
#ifndef BOOST_PP_IS_ITERATING
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// Copyright David Abrahams 2002.
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// Distributed under the Boost Software License, Version 1.0. (See
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// accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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# ifndef TYPE_LIST_IMPL_DWA2002913_HPP
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# define TYPE_LIST_IMPL_DWA2002913_HPP
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# include <boost/python/detail/type_list.hpp>
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# include <boost/preprocessor/enum_params.hpp>
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# include <boost/preprocessor/enum_params_with_a_default.hpp>
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# include <boost/preprocessor/repetition/enum.hpp>
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# include <boost/preprocessor/comma_if.hpp>
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# include <boost/preprocessor/arithmetic/sub.hpp>
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# include <boost/preprocessor/iterate.hpp>
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# include <boost/preprocessor/repetition/enum_trailing.hpp>
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namespace boost { namespace python { namespace detail {
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template <BOOST_PP_ENUM_PARAMS_WITH_A_DEFAULT(BOOST_PYTHON_LIST_SIZE, class T, mpl::void_)>
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struct type_list
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: BOOST_PP_CAT(mpl::vector,BOOST_PYTHON_LIST_SIZE)<BOOST_PP_ENUM_PARAMS_Z(1, BOOST_PYTHON_LIST_SIZE, T)>
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{
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};
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# define BOOST_PP_ITERATION_PARAMS_1 \
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(3, (0, BOOST_PP_DEC(BOOST_PYTHON_LIST_SIZE), <boost/python/detail/type_list_impl.hpp>))
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# include BOOST_PP_ITERATE()
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}}} // namespace boost::python::detail
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# endif // TYPE_LIST_IMPL_DWA2002913_HPP
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#else // BOOST_PP_IS_ITERATING
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# define N BOOST_PP_ITERATION()
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# define BOOST_PYTHON_VOID_ARGS BOOST_PP_SUB_D(1,BOOST_PYTHON_LIST_SIZE,N)
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template <
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BOOST_PP_ENUM_PARAMS_Z(1, N, class T)
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>
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struct type_list<
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BOOST_PP_ENUM_PARAMS_Z(1, N, T)
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BOOST_PP_COMMA_IF(N)
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BOOST_PP_ENUM(
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BOOST_PYTHON_VOID_ARGS, BOOST_PYTHON_FIXED, mpl::void_)
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>
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: BOOST_PP_CAT(mpl::vector,N)<BOOST_PP_ENUM_PARAMS_Z(1, N, T)>
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{
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};
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# undef BOOST_PYTHON_VOID_ARGS
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# undef N
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#endif // BOOST_PP_IS_ITERATING
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