28 lines
760 B
C++
28 lines
760 B
C++
// Copyright David Abrahams 2004. Distributed under 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)
|
|
#ifndef VALUE_ARG_DWA2004312_HPP
|
|
# define VALUE_ARG_DWA2004312_HPP
|
|
|
|
# include <boost/python/detail/copy_ctor_mutates_rhs.hpp>
|
|
# include <boost/mpl/if.hpp>
|
|
# include <boost/type_traits/add_reference.hpp>
|
|
# include <boost/type_traits/add_const.hpp>
|
|
|
|
namespace boost { namespace python { namespace detail {
|
|
|
|
template <class T>
|
|
struct value_arg
|
|
: mpl::if_<
|
|
copy_ctor_mutates_rhs<T>
|
|
, T
|
|
, typename add_reference<
|
|
typename add_const<T>::type
|
|
>::type
|
|
>
|
|
{};
|
|
|
|
}}} // namespace boost::python::detail
|
|
|
|
#endif // VALUE_ARG_DWA2004312_HPP
|