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1 | #ifndef BOOST_ARCHIVE_BASIC_STREAMBUF_LOCALE_SAVER_HPP |
2 | #define BOOST_ARCHIVE_BASIC_STREAMBUF_LOCALE_SAVER_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 | // basic_streambuf_locale_saver.hpp | |
11 | ||
12 | // (C) Copyright 2005 Robert Ramey - http://www.rrsd.com | |
13 | ||
14 | // Use, modification and distribution is subject to the Boost Software | |
15 | // License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at | |
16 | // http://www.boost.org/LICENSE_1_0.txt) | |
17 | ||
18 | // See http://www.boost.org for updates, documentation, and revision history. | |
19 | ||
20 | // note derived from boost/io/ios_state.hpp | |
21 | // Copyright 2002, 2005 Daryle Walker. Use, modification, and distribution | |
22 | // are subject to the Boost Software License, Version 1.0. (See accompanying | |
23 | // file LICENSE_1_0.txt or a copy at <http://www.boost.org/LICENSE_1_0.txt>.) | |
24 | ||
25 | // See <http://www.boost.org/libs/io/> for the library's home page. | |
26 | ||
27 | #ifndef BOOST_NO_STD_LOCALE | |
28 | ||
29 | #include <locale> // for std::locale | |
30 | #include <ios> | |
31 | #include <streambuf> // for std::basic_streambuf | |
32 | ||
33 | #include <boost/config.hpp> | |
34 | #include <boost/noncopyable.hpp> | |
35 | ||
36 | #ifdef BOOST_MSVC | |
37 | # pragma warning(push) | |
38 | # pragma warning(disable : 4511 4512) | |
39 | #endif | |
40 | ||
41 | namespace boost{ | |
42 | namespace archive{ | |
43 | ||
44 | template < typename Ch, class Tr > | |
45 | class basic_streambuf_locale_saver : | |
46 | private boost::noncopyable | |
47 | { | |
48 | public: | |
49 | explicit basic_streambuf_locale_saver(std::basic_streambuf<Ch, Tr> &s) : | |
50 | m_streambuf(s), | |
51 | m_locale(s.getloc()) | |
52 | {} | |
53 | ~basic_streambuf_locale_saver(){ | |
54 | m_streambuf.pubsync(); | |
55 | m_streambuf.pubimbue(m_locale); | |
56 | } | |
57 | private: | |
58 | std::basic_streambuf<Ch, Tr> & m_streambuf; | |
59 | std::locale const m_locale; | |
60 | }; | |
61 | ||
62 | template < typename Ch, class Tr > | |
63 | class basic_istream_locale_saver : | |
64 | private boost::noncopyable | |
65 | { | |
66 | public: | |
67 | explicit basic_istream_locale_saver(std::basic_istream<Ch, Tr> &s) : | |
68 | m_istream(s), | |
69 | m_locale(s.getloc()) | |
70 | {} | |
71 | ~basic_istream_locale_saver(){ | |
72 | // libstdc++ crashes without this | |
73 | m_istream.sync(); | |
74 | m_istream.imbue(m_locale); | |
75 | } | |
76 | private: | |
77 | std::basic_istream<Ch, Tr> & m_istream; | |
78 | std::locale const m_locale; | |
79 | }; | |
80 | ||
81 | template < typename Ch, class Tr > | |
82 | class basic_ostream_locale_saver : | |
83 | private boost::noncopyable | |
84 | { | |
85 | public: | |
86 | explicit basic_ostream_locale_saver(std::basic_ostream<Ch, Tr> &s) : | |
87 | m_ostream(s), | |
88 | m_locale(s.getloc()) | |
89 | {} | |
90 | ~basic_ostream_locale_saver(){ | |
91 | m_ostream.flush(); | |
92 | m_ostream.imbue(m_locale); | |
93 | } | |
94 | private: | |
95 | std::basic_ostream<Ch, Tr> & m_ostream; | |
96 | std::locale const m_locale; | |
97 | }; | |
98 | ||
99 | ||
100 | } // archive | |
101 | } // boost | |
102 | ||
103 | #ifdef BOOST_MSVC | |
104 | #pragma warning(pop) | |
105 | #endif | |
106 | ||
107 | #endif // BOOST_NO_STD_LOCALE | |
108 | #endif // BOOST_ARCHIVE_BASIC_STREAMBUF_LOCALE_SAVER_HPP |