ceph/src/boost/boost/msm/front/common_states.hpp

   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
  11 #ifndef BOOST_MSM_FRONT_COMMON_STATES_H
  12 #define BOOST_MSM_FRONT_COMMON_STATES_H
  13
  14 #include <boost/mpl/int.hpp>
  15 #include <boost/mpl/vector.hpp>
  16 #include <boost/fusion/container/map.hpp>
  17 #include <boost/fusion/include/at_c.hpp>
  18 #include <boost/type_traits/add_const.hpp>
  19 #include <boost/msm/front/detail/common_states.hpp>
  20
  21 namespace boost { namespace msm { namespace front
  22 {
  23 // default base: non-polymorphic, not visitable
  24 struct default_base_state
  25 {
  26     ~default_base_state(){}
  27 };
  28 // default polymorphic base state. Derive all states from it to get polymorphic behavior
  29 struct polymorphic_state
  30 {
  31     virtual ~polymorphic_state() {}
  32 };
  33
  34 }}}
  35
  36 #endif //BOOST_MSM_FRONT_COMMON_STATES_H
  37