1 #ifndef BOOST_SERIALIZATION_ITEM_VERSION_TYPE_HPP
2 #define BOOST_SERIALIZATION_ITEM_VERSION_TYPE_HPP
3 
4 // (C) Copyright 2010 Robert Ramey
5 // Use, modification and distribution is subject to the Boost Software
6 // License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
7 // http://www.boost.org/LICENSE_1_0.txt)
8 
9 #include <boost/cstdint.hpp> // uint_least8_t
10 #include <boost/integer_traits.hpp>
11 #include <boost/serialization/level.hpp>
12 #include <boost/serialization/is_bitwise_serializable.hpp>
13 
14 // fixes broken example build on x86_64-linux-gnu-gcc-4.6.0
15 #include <boost/assert.hpp>
16 
17 namespace boost {
18 namespace serialization {
19 
20 #if defined(_MSC_VER)
21 #pragma warning( push )
22 #pragma warning( disable : 4244 4267 )
23 #endif
24 
25 class item_version_type {
26 private:
27     typedef unsigned int base_type;
28     base_type t;
29 public:
30     // should be private - but MPI fails if it's not!!!
item_version_type()31     item_version_type(): t(0) {}
item_version_type(const unsigned int t_)32     explicit item_version_type(const unsigned int t_) : t(t_){
33         BOOST_ASSERT(t_ <= boost::integer_traits<base_type>::const_max);
34     }
item_version_type(const item_version_type & t_)35     item_version_type(const item_version_type & t_) :
36         t(t_.t)
37     {}
operator =(item_version_type rhs)38     item_version_type & operator=(item_version_type rhs){
39         t = rhs.t;
40         return *this;
41     }
42     // used for text output
operator base_type() const43     operator base_type () const {
44         return t;
45     }
46     // used for text input
operator base_type&()47     operator base_type & () {
48         return t;
49     }
operator ==(const item_version_type & rhs) const50     bool operator==(const item_version_type & rhs) const {
51         return t == rhs.t;
52     }
operator <(const item_version_type & rhs) const53     bool operator<(const item_version_type & rhs) const {
54         return t < rhs.t;
55     }
56 };
57 
58 #if defined(_MSC_VER)
59 #pragma warning( pop )
60 #endif
61 
62 } } // end namespace boost::serialization
63 
64 BOOST_IS_BITWISE_SERIALIZABLE(item_version_type)
65 
66 BOOST_CLASS_IMPLEMENTATION(item_version_type, primitive_type)
67 
68 #endif //BOOST_SERIALIZATION_ITEM_VERSION_TYPE_HPP
69