1 | // Copyright David Abrahams 2002. |
---|---|
2 | // Distributed under the Boost Software License, Version 1.0. (See |
3 | // accompanying file LICENSE_1_0.txt or copy at |
4 | // http://www.boost.org/LICENSE_1_0.txt) |
5 | #ifndef COPY_NON_CONST_REFERENCE_DWA2002131_HPP |
6 | # define COPY_NON_CONST_REFERENCE_DWA2002131_HPP |
7 | |
8 | # include <boost/python/detail/prefix.hpp> |
9 | # include <boost/python/detail/indirect_traits.hpp> |
10 | # include <boost/mpl/if.hpp> |
11 | # include <boost/python/to_python_value.hpp> |
12 | |
13 | namespace boost { namespace python { |
14 | |
15 | namespace detail |
16 | { |
17 | template <class R> |
18 | struct copy_non_const_reference_expects_a_non_const_reference_return_type |
19 | # if defined(__GNUC__) || defined(__EDG__) |
20 | {} |
21 | # endif |
22 | ; |
23 | } |
24 | |
25 | template <class T> struct to_python_value; |
26 | |
27 | struct copy_non_const_reference |
28 | { |
29 | template <class T> |
30 | struct apply |
31 | { |
32 | typedef typename mpl::if_c< |
33 | indirect_traits::is_reference_to_non_const<T>::value |
34 | , to_python_value<T> |
35 | , detail::copy_non_const_reference_expects_a_non_const_reference_return_type<T> |
36 | >::type type; |
37 | }; |
38 | }; |
39 | |
40 | |
41 | }} // namespace boost::python |
42 | |
43 | #endif // COPY_NON_CONST_REFERENCE_DWA2002131_HPP |
44 |