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[857] | 1 | // Copyright David Abrahams 2002.
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| 2 | // Distributed under the Boost Software License, Version 1.0. (See
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| 3 | // accompanying file LICENSE_1_0.txt or copy at
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| 4 | // http://www.boost.org/LICENSE_1_0.txt)
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| 5 | #ifndef VOID_RETURN_DWA200274_HPP
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| 6 | # define VOID_RETURN_DWA200274_HPP
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| 7 |
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| 8 | # include <boost/config.hpp>
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| 9 |
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| 10 | namespace boost { namespace python { namespace detail {
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| 11 |
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| 12 | struct void_return
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| 13 | {
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| 14 | void_return() {}
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| 15 | private:
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| 16 | void operator=(void_return const&);
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| 17 | };
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| 18 |
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| 19 | template <class T>
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| 20 | struct returnable
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| 21 | {
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| 22 | typedef T type;
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| 23 | };
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| 24 |
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| 25 | # ifdef BOOST_NO_VOID_RETURNS
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| 26 | template <>
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| 27 | struct returnable<void>
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| 28 | {
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| 29 | typedef void_return type;
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| 30 | };
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| 31 |
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| 32 | # ifndef BOOST_NO_CV_VOID_SPECIALIZATIONS
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| 33 | template <> struct returnable<const void> : returnable<void> {};
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| 34 | template <> struct returnable<volatile void> : returnable<void> {};
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| 35 | template <> struct returnable<const volatile void> : returnable<void> {};
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| 36 | # endif
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| 37 |
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| 38 | # endif // BOOST_NO_VOID_RETURNS
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| 39 |
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| 40 | }}} // namespace boost::python::detail
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| 41 |
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| 42 | #endif // VOID_RETURN_DWA200274_HPP
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