source: NonGTP/Boost/boost/archive/impl/text_iarchive_impl.ipp @ 857

Revision 857, 3.4 KB checked in by igarcia, 19 years ago (diff)
Line 
1/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
2// text_iarchive_impl.ipp:
3
4// (C) Copyright 2002 Robert Ramey - http://www.rrsd.com .
5// Distributed under the Boost Software License, Version 1.0. (See
6// accompanying file LICENSE_1_0.txt or copy at
7// http://www.boost.org/LICENSE_1_0.txt)
8
9//  See http://www.boost.org for updates, documentation, and revision history.
10
11//////////////////////////////////////////////////////////////////////
12// implementation of basic_text_iprimitive overrides for the combination
13// of template parameters used to implement a text_iprimitive
14
15#include <cstddef> // size_t
16#include <boost/config.hpp>
17#if defined(BOOST_NO_STDC_NAMESPACE)
18namespace std{
19    using ::size_t;
20} // namespace std
21#endif
22
23#include <boost/detail/workaround.hpp> // RogueWave
24
25#include <boost/archive/text_iarchive.hpp>
26
27namespace boost {
28namespace archive {
29
30template<class Archive>
31BOOST_ARCHIVE_DECL(void)
32text_iarchive_impl<Archive>::load(char *s)
33{
34    std::size_t size;
35    * this->This() >> size;
36    // skip separating space
37    is.get();
38    // Works on all tested platforms
39    is.read(s, size);
40    s[size] = '\0';
41}
42
43template<class Archive>
44BOOST_ARCHIVE_DECL(void)
45text_iarchive_impl<Archive>::load(std::string &s)
46{
47    std::size_t size;
48    * this->This() >> size;
49    // skip separating space
50    is.get();
51    // borland de-allocator fixup
52    #if BOOST_WORKAROUND(_RWSTD_VER, BOOST_TESTED_AT(20101))
53    if(NULL != s.data())
54    #endif
55        s.resize(size);
56    is.read(const_cast<char *>(s.data()), size);
57}
58
59#ifndef BOOST_NO_CWCHAR
60#ifndef BOOST_NO_INTRINSIC_WCHAR_T
61template<class Archive>
62BOOST_ARCHIVE_DECL(void)
63text_iarchive_impl<Archive>::load(wchar_t *ws)
64{
65    std::size_t size;
66    * this->This() >> size;
67    // skip separating space
68    is.get();
69    is.read((char *)ws, size * sizeof(wchar_t)/sizeof(char));
70    ws[size] = L'\0';
71}
72#endif // BOOST_NO_INTRINSIC_WCHAR_T
73
74#ifndef BOOST_NO_STD_WSTRING
75template<class Archive>
76BOOST_ARCHIVE_DECL(void)
77text_iarchive_impl<Archive>::load(std::wstring &ws)
78{
79    std::size_t size;
80    * this->This() >> size;
81    // borland de-allocator fixup
82    #if BOOST_WORKAROUND(_RWSTD_VER, BOOST_TESTED_AT(20101))
83    if(NULL != ws.data())
84    #endif
85        ws.resize(size);
86    // skip separating space
87    is.get();
88    is.read((char *)ws.data(), size * sizeof(wchar_t)/sizeof(char));
89}
90
91#endif // BOOST_NO_STD_WSTRING
92#endif // BOOST_NO_CWCHAR
93
94template<class Archive>
95BOOST_ARCHIVE_DECL(void)
96text_iarchive_impl<Archive>::load_override(class_name_type & t, int){
97    basic_text_iarchive<Archive>::load_override(t, 0);
98}
99
100template<class Archive>
101BOOST_ARCHIVE_DECL(void)
102text_iarchive_impl<Archive>::init(){
103    basic_text_iarchive<Archive>::init();
104}
105
106template<class Archive>
107BOOST_ARCHIVE_DECL(BOOST_PP_EMPTY())
108text_iarchive_impl<Archive>::text_iarchive_impl(
109    std::istream & is,
110    unsigned int flags
111) :
112    basic_text_iprimitive<std::istream>(
113        is,
114        0 != (flags & no_codecvt)
115    ),
116    basic_text_iarchive<Archive>(flags)
117{
118    if(0 == (flags & no_header))
119        #if BOOST_WORKAROUND(__MWERKS__, BOOST_TESTED_AT(0x3205))
120        this->init();
121        #else
122        this->basic_text_iarchive<Archive>::init();
123        #endif
124}
125
126} // namespace archive
127} // namespace boost
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