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// (C) Copyright Gennadiy Rozental 2005.
// 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/test for the library home page.
//
// File : $RCSfile: rtti.hpp,v $
//
// Version : $Revision: 1.2 $
//
// Description : simple facilities for accessing type information at runtime
// ***************************************************************************
#ifndef BOOST_TEST_RTTI_HPP_062604GER
#define BOOST_TEST_RTTI_HPP_062604GER
#include <cstddef>
namespace boost {
namespace rtti {
// ************************************************************************** //
// ************** rtti::type_id ************** //
// ************************************************************************** //
typedef std::ptrdiff_t id_t;
namespace rtti_detail {
template<typename T>
struct rttid_holder {
static id_t id() { return reinterpret_cast<id_t>( &inst() ); }
private:
struct rttid {};
static rttid const& inst() { static rttid s_inst; return s_inst; }
};
} // namespace rtti_detail
//____________________________________________________________________________//
template<typename T>
inline id_t
type_id()
{
return rtti_detail::rttid_holder<T>::id();
}
//____________________________________________________________________________//
#define BOOST_RTTI_SWITCH( type_id_ ) if( ::boost::rtti::id_t switch_by_id = type_id_ )
#define BOOST_RTTI_CASE( type ) if( switch_by_id == ::boost::rtti::type_id<type>() )
//____________________________________________________________________________//
} // namespace rtti
} // namespace boost
// ************************************************************************** //
// Revision History:
//
// $Log: rtti.hpp,v $
// Revision 1.2 2005/05/15 06:45:32 rogeeff
// *** empty log message ***
//
// Revision 1.1 2005/04/12 06:48:12 rogeeff
// Runtime.Param library initial commit
//
// ************************************************************************** //
#endif // BOOST_RT_RTTI_HPP_062604GER