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1 | // Copyright 2011 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_EUML_PHOENIX_PLACEHOLDERS_H | |
12 | #define BOOST_MSM_FRONT_EUML_PHOENIX_PLACEHOLDERS_H | |
13 | ||
14 | #include <boost/phoenix/core/argument.hpp> | |
15 | // provide some meaningful placeholders (instead of arg1...arg4) | |
16 | namespace boost { namespace msm { namespace front { namespace euml | |
17 | { | |
18 | boost::phoenix::expression::argument<1>::type const _event = {}; | |
19 | boost::phoenix::expression::argument<2>::type const _fsm = {}; | |
20 | boost::phoenix::expression::argument<3>::type const _source = {}; | |
21 | boost::phoenix::expression::argument<4>::type const _target = {}; | |
22 | // this is for state actions | |
23 | boost::phoenix::expression::argument<3>::type const _state = {}; | |
24 | }}}} | |
25 | ||
26 | #endif //BOOST_MSM_FRONT_EUML_PHOENIX_PLACEHOLDERS_H |