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_COMPLETION_EVENT_H 12 #define BOOST_MSM_FRONT_COMMON_COMPLETION_EVENT_H 13 14 namespace boost { namespace msm { namespace front 15 { 16 17 struct none 18 { 19 // make every event convertible to none. 20 // to support standard-conform implementation of pseudo exits. noneboost::msm::front::none21 none(){} 22 template <class Event> noneboost::msm::front::none23 none(Event const&){} 24 25 typedef int completion_event; 26 }; 27 28 }}} 29 30 #endif //BOOST_MSM_FRONT_COMMON_COMPLETION_EVENT_H 31 32