get_tag.hpp 576 B

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  1. #ifndef BOOST_MPL_GET_TAG_HPP_INCLUDED
  2. #define BOOST_MPL_GET_TAG_HPP_INCLUDED
  3. // Copyright Sergey Krivonos 2017
  4. //
  5. // Distributed under the Boost Software License, Version 1.0.
  6. // (See accompanying file LICENSE_1_0.txt or copy at
  7. // http://www.boost.org/LICENSE_1_0.txt)
  8. //
  9. // See http://www.boost.org/libs/mpl for documentation.
  10. // $Id$
  11. // $Date$
  12. // $Revision$
  13. #define BOOST_MPL_GET_TAG_DEF(TAG) \
  14. namespace boost { namespace mpl { \
  15. template<typename T> \
  16. struct get_##TAG { \
  17. typedef typename T::TAG type; \
  18. }; \
  19. }}
  20. #endif