1#ifndef BOOST_SERIALIZATION_SPLIT_FREE_HPP
2#define BOOST_SERIALIZATION_SPLIT_FREE_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// split_free.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#include <boost/config.hpp>
20#include <boost/mpl/eval_if.hpp>
21#include <boost/mpl/identity.hpp>
22#include <boost/serialization/serialization.hpp>
23
24namespace boost {
25namespace archive {
26 namespace detail {
27 template<class Archive> class interface_oarchive;
28 template<class Archive> class interface_iarchive;
29 } // namespace detail
30} // namespace archive
31
32namespace serialization {
33
34template<class Archive, class T>
35struct free_saver {
36 static void invoke(
37 Archive & ar,
38 const T & t,
39 const unsigned int file_version
40 ){
41 // use function overload (version_type) to workaround
42 // two-phase lookup issue
43 const version_type v(file_version);
44 save(ar, t, v);
45 }
46};
47template<class Archive, class T>
48struct free_loader {
49 static void invoke(
50 Archive & ar,
51 T & t,
52 const unsigned int file_version
53 ){
54 // use function overload (version_type) to workaround
55 // two-phase lookup issue
56 const version_type v(file_version);
57 load(ar, t, v);
58 }
59};
60
61template<class Archive, class T>
62inline void split_free(
63 Archive & ar,
64 T & t,
65 const unsigned int file_version
66){
67 typedef typename mpl::eval_if<
68 typename Archive::is_saving,
69 mpl::identity</* detail:: */ free_saver<Archive, T> >,
70 mpl::identity</* detail:: */ free_loader<Archive, T> >
71 >::type typex;
72 typex::invoke(ar, t, file_version);
73}
74
75} // namespace serialization
76} // namespace boost
77
78#define BOOST_SERIALIZATION_SPLIT_FREE(T) \
79namespace boost { namespace serialization { \
80template<class Archive> \
81inline void serialize( \
82 Archive & ar, \
83 T & t, \
84 const unsigned int file_version \
85){ \
86 split_free(ar, t, file_version); \
87} \
88}}
89/**/
90
91#endif // BOOST_SERIALIZATION_SPLIT_FREE_HPP
92

source code of boost/libs/serialization/include/boost/serialization/split_free.hpp