ceph/src/boost/libs/serialization/test/polymorphic_base.hpp

   1 #ifndef POLYMORPHIC_BASE_HPP
   2 #define POLYMORPHIC_BASE_HPP
   3
   4 // MS compatible compilers support #pragma once
   5 #if defined(_MSC_VER)
   6 # pragma once
   7 #endif
   8
   9 /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
  10 // polymorphic_base.hpp    simple class test
  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 #include <boost/config.hpp>
  20
  21 #include <boost/serialization/access.hpp>
  22 #include <boost/serialization/assume_abstract.hpp>
  23 #include <boost/serialization/export.hpp>
  24 #include <boost/serialization/type_info_implementation.hpp>
  25 #include <boost/serialization/extended_type_info_no_rtti.hpp>
  26
  27 #if defined(BOOST_ALL_DYN_LINK) || defined(BOOST_SERIALIZATION_DYN_LINK)
  28     #if defined(POLYMORPHIC_BASE_IMPORT)
  29         #define POLYMORPHIC_BASE_DLL_DECL BOOST_SYMBOL_IMPORT
  30         #pragma message ("polymorphic_base imported")
  31     #elif defined(POLYMORPHIC_BASE_EXPORT)
  32         #define POLYMORPHIC_BASE_DLL_DECL BOOST_SYMBOL_EXPORT
  33         #pragma message ("polymorphic_base exported")
  34     #endif
  35 #endif
  36
  37 #ifndef POLYMORPHIC_BASE_DLL_DECL
  38     #define POLYMORPHIC_BASE_DLL_DECL
  39 #endif
  40
  41 class POLYMORPHIC_BASE_DLL_DECL polymorphic_base
  42 {
  43     friend class boost::serialization::access;
  44     template<class Archive>
  45     void serialize(
  46         Archive & /* ar */,
  47         const unsigned int /* file_version */
  48     ){}
  49 public:
  50     // note that since this class uses the "no_rtti"
  51     // extended_type_info implementation, it MUST
  52     // implement this function
  53     virtual const char * get_key() const = 0;
  54     virtual ~polymorphic_base(){};
  55 };
  56
  57 BOOST_SERIALIZATION_ASSUME_ABSTRACT(polymorphic_base)
  58
  59 // the no_rtti system requires this !!!
  60 BOOST_CLASS_EXPORT_KEY(polymorphic_base)
  61
  62
  63 BOOST_CLASS_TYPE_INFO(
  64     polymorphic_base,
  65     extended_type_info_no_rtti<polymorphic_base>
  66 )
  67
  68 #endif // POLYMORPHIC_BASE_HPP