| 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 HAS_BACK_REFERENCE_DWA2002323_HPP |
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| 6 | # define HAS_BACK_REFERENCE_DWA2002323_HPP |
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| 7 | |
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| 8 | # include <boost/python/detail/prefix.hpp> |
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| 9 | # include <boost/mpl/bool.hpp> |
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| 10 | |
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| 11 | namespace boost { namespace python { |
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| 12 | |
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| 13 | // traits class which users can specialize to indicate that a class |
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| 14 | // contains a back-reference to its owning PyObject* |
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| 15 | template <class T> |
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| 16 | struct has_back_reference |
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| 17 | : mpl::false_ |
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| 18 | { |
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| 19 | }; |
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| 20 | |
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| 21 | |
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| 22 | }} // namespace boost::python |
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| 23 | |
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| 24 | #endif // HAS_BACK_REFERENCE_DWA2002323_HPP |
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| 25 | |
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