Chris@16: #ifndef BOOST_SERIALIZATION_TRACKING_ENUM_HPP
Chris@16: #define BOOST_SERIALIZATION_TRACKING_ENUM_HPP
Chris@16: 
Chris@16: // MS compatible compilers support #pragma once
Chris@101: #if defined(_MSC_VER)
Chris@16: # pragma once
Chris@16: #endif
Chris@16: 
Chris@16: /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
Chris@16: // tracking_enum.hpp:
Chris@16: 
Chris@16: // (C) Copyright 2002 Robert Ramey - http://www.rrsd.com . 
Chris@16: // Use, modification and distribution is subject to the Boost Software
Chris@16: // License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
Chris@16: // http://www.boost.org/LICENSE_1_0.txt)
Chris@16: 
Chris@16: //  See http://www.boost.org for updates, documentation, and revision history.
Chris@16: 
Chris@16: namespace boost {
Chris@16: namespace serialization {
Chris@16: 
Chris@16: // addresses of serialized objects may be tracked to avoid saving/loading
Chris@16: // redundant copies.  This header defines a class trait that can be used
Chris@16: // to specify when objects should be tracked
Chris@16: 
Chris@16: // names for each tracking level
Chris@16: enum tracking_type
Chris@16: {
Chris@16:     // never track this type
Chris@16:     track_never = 0,
Chris@16:     // track objects of this type if the object is serialized through a 
Chris@16:     // pointer.
Chris@16:     track_selectively = 1,
Chris@16:     // always track this type
Chris@16:     track_always = 2
Chris@16: };
Chris@16: 
Chris@16: } // namespace serialization
Chris@16: } // namespace boost
Chris@16: 
Chris@16: #endif // BOOST_SERIALIZATION_TRACKING_ENUM_HPP