28 lines
787 B
Plaintext
28 lines
787 B
Plaintext
// Copyright David Abrahams 2004. Distributed under the Boost
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// Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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#ifndef VALUE_ARG_DWA2004312_HPP
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# define VALUE_ARG_DWA2004312_HPP
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# include <boost/python/detail/copy_ctor_mutates_rhs.hpp>
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# include <boost/mpl/if.hpp>
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# include <boost/type_traits/add_reference.hpp>
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# include <boost/type_traits/add_const.hpp>
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namespace boost { namespace python { namespace detail {
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template <class T>
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struct value_arg
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: mpl::if_<
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copy_ctor_mutates_rhs<T>
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, T
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, typename add_reference<
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typename add_const<T>::type
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>::type
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>
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{};
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}}} // namespace boost::python::detail
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#endif // VALUE_ARG_DWA2004312_HPP
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