libstdc++
c++locale_internal.h
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1 // Prototypes for GLIBC thread locale __-prefixed functions -*- C++ -*-
2 
3 // Copyright (C) 2002-2017 Free Software Foundation, Inc.
4 //
5 // This file is part of the GNU ISO C++ Library. This library is free
6 // software; you can redistribute it and/or modify it under the
7 // terms of the GNU General Public License as published by the
8 // Free Software Foundation; either version 3, or (at your option)
9 // any later version.
10 
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 // GNU General Public License for more details.
15 
16 // Under Section 7 of GPL version 3, you are granted additional
17 // permissions described in the GCC Runtime Library Exception, version
18 // 3.1, as published by the Free Software Foundation.
19 
20 // You should have received a copy of the GNU General Public License and
21 // a copy of the GCC Runtime Library Exception along with this program;
22 // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
23 // <http://www.gnu.org/licenses/>.
24 
25 /** @file bits/c++locale_internal.h
26  * This is an internal header file, included by other library headers.
27  * Do not attempt to use it directly. @headername{locale}
28  */
29 
30 // Written by Jakub Jelinek <[email protected]>
31 
32 #include <bits/c++config.h>
33 #include <clocale>
34 #include <cstdlib>
35 #include <cstring>
36 #include <cstddef>
37 #include <langinfo.h>
38 
39 #include <vector>
40 #include <string.h> // ::strdup
41 
42 #include <ext/concurrence.h>
43 
44 #if __GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ > 2)
45 
46 extern "C" __typeof(nl_langinfo_l) __nl_langinfo_l;
47 extern "C" __typeof(strcoll_l) __strcoll_l;
48 extern "C" __typeof(strftime_l) __strftime_l;
49 extern "C" __typeof(strtod_l) __strtod_l;
50 extern "C" __typeof(strtof_l) __strtof_l;
51 extern "C" __typeof(strtold_l) __strtold_l;
52 extern "C" __typeof(strxfrm_l) __strxfrm_l;
53 extern "C" __typeof(newlocale) __newlocale;
54 extern "C" __typeof(freelocale) __freelocale;
55 extern "C" __typeof(duplocale) __duplocale;
56 extern "C" __typeof(uselocale) __uselocale;
57 
58 #ifdef _GLIBCXX_USE_WCHAR_T
59 extern "C" __typeof(iswctype_l) __iswctype_l;
60 extern "C" __typeof(towlower_l) __towlower_l;
61 extern "C" __typeof(towupper_l) __towupper_l;
62 extern "C" __typeof(wcscoll_l) __wcscoll_l;
63 extern "C" __typeof(wcsftime_l) __wcsftime_l;
64 extern "C" __typeof(wcsxfrm_l) __wcsxfrm_l;
65 extern "C" __typeof(wctype_l) __wctype_l;
66 #endif
67 
68 #endif // GLIBC 2.3 and later
69 
70 namespace std _GLIBCXX_VISIBILITY(default)
71 {
72 _GLIBCXX_BEGIN_NAMESPACE_VERSION
73 
74  struct Catalog_info
75  {
76  Catalog_info(messages_base::catalog __id, const char* __domain,
77  locale __loc)
78  : _M_id(__id), _M_domain(strdup(__domain)), _M_locale(__loc)
79  { }
80 
81  ~Catalog_info()
82  { free(_M_domain); }
83 
84  messages_base::catalog _M_id;
85  char* _M_domain;
86  locale _M_locale;
87 
88  private:
89  Catalog_info(const Catalog_info&);
90 
91  Catalog_info&
92  operator=(const Catalog_info&);
93  };
94 
95  class Catalogs
96  {
97  public:
98  Catalogs() : _M_catalog_counter(0) { }
99  ~Catalogs();
100 
101  messages_base::catalog
102  _M_add(const char* __domain, locale __l);
103 
104  void
105  _M_erase(messages_base::catalog __c);
106 
107  const Catalog_info*
108  _M_get(messages_base::catalog __c) const;
109 
110  private:
111  mutable __gnu_cxx::__mutex _M_mutex;
112  messages_base::catalog _M_catalog_counter;
113  vector<Catalog_info*> _M_infos;
114  };
115 
116  Catalogs&
117  get_catalogs();
118 
119 _GLIBCXX_END_NAMESPACE_VERSION
120 } // namespace
ISO C++ entities toplevel namespace is std.