1#ifndef BOOST_SERIALIZATION_COLLECTION_TRAITS_HPP
2#define BOOST_SERIALIZATION_COLLECTION_TRAITS_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// collection_traits.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// This header assigns a level implemenation trait to a collection type
20// for all primitives. It is needed so that archives which are meant to be
21// portable don't write class information in the archive. Since, not all
22// compiles recognize the same set of primitive types, the possibility
23// exists for archives to be non-portable if class information for primitive
24// types is included. This is addressed by the following macros.
25#include <boost/config.hpp>
26#include <boost/mpl/integral_c.hpp>
27#include <boost/mpl/integral_c_tag.hpp>
28
29#include <boost/cstdint.hpp>
30#include <boost/integer_traits.hpp>
31#include <climits> // ULONG_MAX
32#include <boost/serialization/level.hpp>
33
34#define BOOST_SERIALIZATION_COLLECTION_TRAITS_HELPER(T, C) \
35template<> \
36struct implementation_level< C < T > > { \
37 typedef mpl::integral_c_tag tag; \
38 typedef mpl::int_<object_serializable> type; \
39 BOOST_STATIC_CONSTANT(int, value = object_serializable); \
40}; \
41/**/
42
43#if defined(BOOST_NO_CWCHAR) || defined(BOOST_NO_INTRINSIC_WCHAR_T)
44 #define BOOST_SERIALIZATION_COLLECTION_TRAITS_HELPER_WCHAR(C)
45#else
46 #define BOOST_SERIALIZATION_COLLECTION_TRAITS_HELPER_WCHAR(C) \
47 BOOST_SERIALIZATION_COLLECTION_TRAITS_HELPER(wchar_t, C) \
48 /**/
49#endif
50
51#if defined(BOOST_HAS_LONG_LONG)
52 #define BOOST_SERIALIZATION_COLLECTION_TRAITS_HELPER_INT64(C) \
53 BOOST_SERIALIZATION_COLLECTION_TRAITS_HELPER(boost::long_long_type, C) \
54 BOOST_SERIALIZATION_COLLECTION_TRAITS_HELPER(boost::ulong_long_type, C) \
55 /**/
56#else
57 #define BOOST_SERIALIZATION_COLLECTION_TRAITS_HELPER_INT64(C)
58#endif
59
60#define BOOST_SERIALIZATION_COLLECTION_TRAITS(C) \
61 namespace boost { namespace serialization { \
62 BOOST_SERIALIZATION_COLLECTION_TRAITS_HELPER(bool, C) \
63 BOOST_SERIALIZATION_COLLECTION_TRAITS_HELPER(char, C) \
64 BOOST_SERIALIZATION_COLLECTION_TRAITS_HELPER(signed char, C) \
65 BOOST_SERIALIZATION_COLLECTION_TRAITS_HELPER(unsigned char, C) \
66 BOOST_SERIALIZATION_COLLECTION_TRAITS_HELPER(signed int, C) \
67 BOOST_SERIALIZATION_COLLECTION_TRAITS_HELPER(unsigned int, C) \
68 BOOST_SERIALIZATION_COLLECTION_TRAITS_HELPER(signed long, C) \
69 BOOST_SERIALIZATION_COLLECTION_TRAITS_HELPER(unsigned long, C) \
70 BOOST_SERIALIZATION_COLLECTION_TRAITS_HELPER(float, C) \
71 BOOST_SERIALIZATION_COLLECTION_TRAITS_HELPER(double, C) \
72 BOOST_SERIALIZATION_COLLECTION_TRAITS_HELPER(unsigned short, C) \
73 BOOST_SERIALIZATION_COLLECTION_TRAITS_HELPER(signed short, C) \
74 BOOST_SERIALIZATION_COLLECTION_TRAITS_HELPER_INT64(C) \
75 BOOST_SERIALIZATION_COLLECTION_TRAITS_HELPER_WCHAR(C) \
76 } } \
77 /**/
78
79#endif // BOOST_SERIALIZATION_COLLECTION_TRAITS
80

source code of boost/boost/serialization/collection_traits.hpp