inherit_linearly.hpp 966 B

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  1. #ifndef BOOST_MPL_INHERIT_FRONT_TO_BACK_HPP_INCLUDED
  2. #define BOOST_MPL_INHERIT_FRONT_TO_BACK_HPP_INCLUDED
  3. // Copyright Aleksey Gurtovoy 2001-2004
  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. #include <boost/mpl/fold.hpp>
  14. #include <boost/mpl/empty_base.hpp>
  15. #include <boost/mpl/aux_/na_spec.hpp>
  16. #include <boost/mpl/aux_/lambda_support.hpp>
  17. namespace boost { namespace mpl {
  18. template<
  19. typename BOOST_MPL_AUX_NA_PARAM(Types_)
  20. , typename BOOST_MPL_AUX_NA_PARAM(Node_)
  21. , typename Root_ = empty_base
  22. >
  23. struct inherit_linearly
  24. : fold<Types_,Root_,Node_>
  25. {
  26. BOOST_MPL_AUX_LAMBDA_SUPPORT(3,inherit_linearly,(Types_,Node_,Root_))
  27. };
  28. BOOST_MPL_AUX_NA_SPEC(2, inherit_linearly)
  29. }}
  30. #endif // BOOST_MPL_INHERIT_FRONT_TO_BACK_HPP_INCLUDED