boost/serialization/tracking_enum.hpp

   1 #ifndef BOOST_SERIALIZATION_TRACKING_ENUM_HPP
   2 #define BOOST_SERIALIZATION_TRACKING_ENUM_HPP
   3
   4 // MS compatible compilers support #pragma once
   5 #if defined(_MSC_VER) && (_MSC_VER >= 1020)
   6 # pragma once
   7 #endif
   8
   9 /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
  10 // tracking_enum.hpp:
  11
  12 // (C) Copyright 2002 Robert Ramey - http://www.rrsd.com .
  13 // Use, modification and distribution is subject to the Boost Software
  14 // License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
  15 // http://www.boost.org/LICENSE_1_0.txt)
  16
  17 //  See http://www.boost.org for updates, documentation, and revision history.
  18
  19 namespace boost {
  20 namespace serialization {
  21
  22 // addresses of serialized objects may be tracked to avoid saving/loading
  23 // redundant copies.  This header defines a class trait that can be used
  24 // to specify when objects should be tracked
  25
  26 // names for each tracking level
  27 enum tracking_type
  28 {
  29     // never track this type
  30     track_never = 0,
  31     // track objects of this type if the object is serialized through a
  32     // pointer.
  33     track_selectively = 1,
  34     // always track this type
  35     track_always = 2
  36 };
  37
  38 } // namespace serialization
  39 } // namespace boost
  40
  41 #endif // BOOST_SERIALIZATION_TRACKING_ENUM_HPP