| // 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 |