source: NonGTP/Boost/boost/serialization/split_free.hpp @ 857

Revision 857, 2.8 KB checked in by igarcia, 19 years ago (diff)
Line 
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) && (_MSC_VER >= 1020)
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
34//namespace detail {
35template<class Archive, class T>
36struct free_saver {
37    static void invoke(
38        Archive & ar,
39        const  T & t,
40        const unsigned int file_version
41    ){
42        // use function overload (version_type) to workaround
43        // two-phase lookup issue
44        const version_type v(file_version);
45        save(ar, t, v);
46    }
47};
48template<class Archive, class T>
49struct free_loader {
50    static void invoke(
51        Archive & ar,
52        T & t,
53        const unsigned int file_version
54    ){
55        // use function overload (version_type) to workaround
56        // two-phase lookup issue
57        const version_type v(file_version);
58        load(ar, t, v);
59    }
60};
61//} // namespace detail
62
63template<class Archive, class T>
64inline void split_free(
65    Archive & ar,
66    T & t,
67    const unsigned int file_version
68){
69    typedef BOOST_DEDUCED_TYPENAME mpl::eval_if<
70        BOOST_DEDUCED_TYPENAME Archive::is_saving,
71        mpl::identity</* detail:: */ free_saver<Archive, T> >,
72        mpl::identity</* detail:: */ free_loader<Archive, T> >
73    >::type typex;
74    typex::invoke(ar, t, file_version);
75}
76
77} // namespace serialization
78} // namespace boost
79
80#define BOOST_SERIALIZATION_SPLIT_FREE(T)       \
81namespace boost { namespace serialization {     \
82template<class Archive>                         \
83inline void serialize(                          \
84        Archive & ar,                               \
85        T & t,                                      \
86        const unsigned int file_version             \
87){                                              \
88        split_free(ar, t, file_version);            \
89}                                               \
90}}
91/**/
92
93#endif // BOOST_SERIALIZATION_SPLIT_FREE_HPP
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