common.hpp 824 B

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  1. // Copyright 2008 Christophe Henry
  2. // henry UNDERSCORE christophe AT hotmail DOT com
  3. // This is an extended version of the state machine available in the boost::mpl library
  4. // Distributed under the same license as the original.
  5. // Copyright for the original version:
  6. // Copyright 2005 David Abrahams and Aleksey Gurtovoy. Distributed
  7. // under the Boost Software License, Version 1.0. (See accompanying
  8. // file LICENSE_1_0.txt or copy at
  9. // http://www.boost.org/LICENSE_1_0.txt)
  10. #ifndef BOOST_MSM_COMMON_H
  11. #define BOOST_MSM_COMMON_H
  12. namespace boost { namespace msm
  13. {
  14. // wrapper for mpl::for_each as showed in the C++ Template Metaprogramming ch. 9
  15. template <class T>
  16. struct wrap{};
  17. // tag to use in grammars where states are seen (init_<<, states_<<...)
  18. struct state_tag{};
  19. } } // boost::msm
  20. #endif //BOOST_MSM_COMMON_H