Added boost header

test/external/boost/msm/back/tools.hpp

@@ -0,0 +1,68 @@
+// Copyright 2008 Christophe Henry
+// henry UNDERSCORE christophe AT hotmail DOT com
+// This is an extended version of the state machine available in the boost::mpl library
+// Distributed under the same license as the original.
+// Copyright for the original version:
+// Copyright 2005 David Abrahams and Aleksey Gurtovoy. 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)
+
+#ifndef BOOST_MSM_BACK_TOOLS_H
+#define BOOST_MSM_BACK_TOOLS_H
+
+
+#include <string>
+#include <iostream>
+#include <boost/msm/back/common_types.hpp>
+#include <boost/msm/back/metafunctions.hpp>
+
+namespace boost { namespace msm { namespace back
+{
+
+// fills the array passed in with the state names in the correct order
+// the array must be big enough. To know the needed size, use mpl::size
+// on fsm::generate_state_set
+template <class stt>
+struct fill_state_names
+{
+    fill_state_names(char const** names):m_names(names){}
+    template <class StateType>
+    void operator()(boost::msm::wrap<StateType> const&)
+    {
+        m_names[get_state_id<stt,StateType>::value]= typeid(StateType).name();
+    }
+private:
+    char const** m_names;
+};
+
+// fills the typeid-generated name of the given state in the string passed as argument
+template <class stt>
+struct get_state_name
+{
+    get_state_name(std::string& name_to_fill, int state_id):m_name(name_to_fill),m_state_id(state_id){}
+    template <class StateType>
+    void operator()(boost::msm::wrap<StateType> const&)
+    {
+        if (get_state_id<stt,StateType>::value == m_state_id)
+        {
+            m_name = typeid(StateType).name();
+        }
+    }
+private:
+    std::string&    m_name;
+    int             m_state_id;
+};
+
+// displays the typeid of the given Type
+struct display_type 
+{
+    template <class Type>
+    void operator()(boost::msm::wrap<Type> const&)
+    {
+        std::cout << typeid(Type).name() << std::endl;
+    }
+};
+
+} } }//boost::msm::back
+#endif //BOOST_MSM_BACK_TOOLS_H