1 | #ifndef BOOST_SERIALIZATION_WEAK_PTR_HPP |
2 | #define BOOST_SERIALIZATION_WEAK_PTR_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 | // weak_ptr.hpp: serialization for boost weak pointer |
11 | |
12 | // (C) Copyright 2004 Robert Ramey and Martin Ecker |
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/weak_ptr.hpp> |
20 | #include <boost/serialization/shared_ptr.hpp> |
21 | |
22 | namespace boost { |
23 | namespace serialization{ |
24 | |
25 | template<class Archive, class T> |
26 | inline void save( |
27 | Archive & ar, |
28 | const boost::weak_ptr< T > &t, |
29 | const unsigned int /* file_version */ |
30 | ){ |
31 | const boost::shared_ptr< T > sp = t.lock(); |
32 | ar << boost::serialization::make_nvp("weak_ptr" , sp); |
33 | } |
34 | |
35 | template<class Archive, class T> |
36 | inline void load( |
37 | Archive & ar, |
38 | boost::weak_ptr< T > &t, |
39 | const unsigned int /* file_version */ |
40 | ){ |
41 | boost::shared_ptr< T > sp; |
42 | ar >> boost::serialization::make_nvp("weak_ptr" , sp); |
43 | t = sp; |
44 | } |
45 | |
46 | template<class Archive, class T> |
47 | inline void serialize( |
48 | Archive & ar, |
49 | boost::weak_ptr< T > &t, |
50 | const unsigned int file_version |
51 | ){ |
52 | boost::serialization::split_free(ar, t, file_version); |
53 | } |
54 | |
55 | } // namespace serialization |
56 | } // namespace boost |
57 | |
58 | #ifndef BOOST_NO_CXX11_SMART_PTR |
59 | #include <memory> |
60 | |
61 | namespace boost { |
62 | namespace serialization{ |
63 | |
64 | template<class Archive, class T> |
65 | inline void save( |
66 | Archive & ar, |
67 | const std::weak_ptr< T > &t, |
68 | const unsigned int /* file_version */ |
69 | ){ |
70 | const std::shared_ptr< T > sp = t.lock(); |
71 | ar << boost::serialization::make_nvp("weak_ptr" , sp); |
72 | } |
73 | |
74 | template<class Archive, class T> |
75 | inline void load( |
76 | Archive & ar, |
77 | std::weak_ptr< T > &t, |
78 | const unsigned int /* file_version */ |
79 | ){ |
80 | std::shared_ptr< T > sp; |
81 | ar >> boost::serialization::make_nvp("weak_ptr" , sp); |
82 | t = sp; |
83 | } |
84 | |
85 | template<class Archive, class T> |
86 | inline void serialize( |
87 | Archive & ar, |
88 | std::weak_ptr< T > &t, |
89 | const unsigned int file_version |
90 | ){ |
91 | boost::serialization::split_free(ar, t, file_version); |
92 | } |
93 | |
94 | } // namespace serialization |
95 | } // namespace boost |
96 | |
97 | #endif // BOOST_NO_CXX11_SMART_PTR |
98 | |
99 | #endif // BOOST_SERIALIZATION_WEAK_PTR_HPP |
100 | |