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- #ifndef BOOST_FSM_STATE_INCLUDED
- #define BOOST_FSM_STATE_INCLUDED
- // Copyright Aleksey Gurtovoy 2002-2004
- //
- // Distributed under the Boost Software License, Version 1.0.
- // (See accompanying file LICENSE_1_0.txt or copy at
- // http://www.boost.org/LICENSE_1_0.txt)
- //
- // See http://www.boost.org/libs/mpl for documentation.
- // $Id$
- // $Date$
- // $Revision$
- #include <boost/mpl/integral_c.hpp>
- namespace fsm { namespace aux {
- namespace mpl = boost::mpl;
- // represent a FSM state
- template<
- typename T
- , long State
- , void (T::* invariant_func)() const
- >
- struct state
- : mpl::integral_c<long,State>
- {
- static long do_check_invariant(T const& x)
- {
- if (invariant_func) (x.*invariant_func)();
- return State;
- }
- };
- }}
- #endif // BOOST_FSM_STATE_INCLUDED
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