libstdc++

cwchar
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1 // -*- C++ -*- forwarding header.
2
3 // Copyright (C) 1997-2013 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 include/cwchar
26 * This is a Standard C++ Library file. You should @c \#include this file
27 * in your programs, rather than any of the @a *.h implementation files.
28 *
29 * This is the C++ version of the Standard C Library header @c wchar.h,
30 * and its contents are (mostly) the same as that header, but are all
31 * contained in the namespace @c std (except for names which are defined
32 * as macros in C).
33 */
34
35 //
36 // ISO C++ 14882: 21.4
37 //
38
39 #pragma GCC system_header
40
41 #include <bits/c++config.h>
42
43 #if _GLIBCXX_HAVE_WCHAR_H
44 #include <wchar.h>
45 #endif
46
47 #ifndef _GLIBCXX_CWCHAR
48 #define _GLIBCXX_CWCHAR 1
49
50 // Need to do a bit of trickery here with mbstate_t as char_traits
51 // assumes it is in wchar.h, regardless of wchar_t specializations.
52 #ifndef _GLIBCXX_HAVE_MBSTATE_T
53 extern "C"
54 {
55 typedef struct
56 {
57 int __fill[6];
58 } mbstate_t;
59 }
60 #endif
61
62 namespace std
63 {
64 using ::mbstate_t;
65 } // namespace std
66
67 // Get rid of those macros defined in <wchar.h> in lieu of real functions.
68 #undef btowc
69 #undef fgetwc
70 #undef fgetws
71 #undef fputwc
72 #undef fputws
73 #undef fwide
74 #undef fwprintf
75 #undef fwscanf
76 #undef getwc
77 #undef getwchar
78 #undef mbrlen
79 #undef mbrtowc
80 #undef mbsinit
81 #undef mbsrtowcs
82 #undef putwc
83 #undef putwchar
84 #undef swprintf
85 #undef swscanf
86 #undef ungetwc
87 #undef vfwprintf
88 #if _GLIBCXX_HAVE_VFWSCANF
89 # undef vfwscanf
90 #endif
91 #undef vswprintf
92 #if _GLIBCXX_HAVE_VSWSCANF
93 # undef vswscanf
94 #endif
95 #undef vwprintf
96 #if _GLIBCXX_HAVE_VWSCANF
97 # undef vwscanf
98 #endif
99 #undef wcrtomb
100 #undef wcscat
101 #undef wcschr
102 #undef wcscmp
103 #undef wcscoll
104 #undef wcscpy
105 #undef wcscspn
106 #undef wcsftime
107 #undef wcslen
108 #undef wcsncat
109 #undef wcsncmp
110 #undef wcsncpy
111 #undef wcspbrk
112 #undef wcsrchr
113 #undef wcsrtombs
114 #undef wcsspn
115 #undef wcsstr
116 #undef wcstod
117 #if _GLIBCXX_HAVE_WCSTOF
118 # undef wcstof
119 #endif
120 #undef wcstok
121 #undef wcstol
122 #undef wcstoul
123 #undef wcsxfrm
124 #undef wctob
125 #undef wmemchr
126 #undef wmemcmp
127 #undef wmemcpy
128 #undef wmemmove
129 #undef wmemset
130 #undef wprintf
131 #undef wscanf
132
133 #if _GLIBCXX_USE_WCHAR_T
134
135 namespace std _GLIBCXX_VISIBILITY(default)
136 {
137 _GLIBCXX_BEGIN_NAMESPACE_VERSION
138
139 using ::wint_t;
140
141 using ::btowc;
142 using ::fgetwc;
143 using ::fgetws;
144 using ::fputwc;
145 using ::fputws;
146 using ::fwide;
147 using ::fwprintf;
148 using ::fwscanf;
149 using ::getwc;
150 using ::getwchar;
151 using ::mbrlen;
152 using ::mbrtowc;
153 using ::mbsinit;
154 using ::mbsrtowcs;
155 using ::putwc;
156 using ::putwchar;
157 #ifndef _GLIBCXX_HAVE_BROKEN_VSWPRINTF
158 using ::swprintf;
159 #endif
160 using ::swscanf;
161 using ::ungetwc;
162 using ::vfwprintf;
163 #if _GLIBCXX_HAVE_VFWSCANF
164 using ::vfwscanf;
165 #endif
166 #ifndef _GLIBCXX_HAVE_BROKEN_VSWPRINTF
167 using ::vswprintf;
168 #endif
169 #if _GLIBCXX_HAVE_VSWSCANF
170 using ::vswscanf;
171 #endif
172 using ::vwprintf;
173 #if _GLIBCXX_HAVE_VWSCANF
174 using ::vwscanf;
175 #endif
176 using ::wcrtomb;
177 using ::wcscat;
178 using ::wcscmp;
179 using ::wcscoll;
180 using ::wcscpy;
181 using ::wcscspn;
182 using ::wcsftime;
183 using ::wcslen;
184 using ::wcsncat;
185 using ::wcsncmp;
186 using ::wcsncpy;
187 using ::wcsrtombs;
188 using ::wcsspn;
189 using ::wcstod;
190 #if _GLIBCXX_HAVE_WCSTOF
191 using ::wcstof;
192 #endif
193 using ::wcstok;
194 using ::wcstol;
195 using ::wcstoul;
196 using ::wcsxfrm;
197 using ::wctob;
198 using ::wmemcmp;
199 using ::wmemcpy;
200 using ::wmemmove;
201 using ::wmemset;
202 using ::wprintf;
203 using ::wscanf;
204 using ::wcschr;
205 using ::wcspbrk;
206 using ::wcsrchr;
207 using ::wcsstr;
208 using ::wmemchr;
209
210 #ifndef __CORRECT_ISO_CPP_WCHAR_H_PROTO
211 inline wchar_t*
212 wcschr(wchar_t* __p, wchar_t __c)
213 { return wcschr(const_cast<const wchar_t*>(__p), __c); }
214
215 inline wchar_t*
216 wcspbrk(wchar_t* __s1, const wchar_t* __s2)
217 { return wcspbrk(const_cast<const wchar_t*>(__s1), __s2); }
218
219 inline wchar_t*
220 wcsrchr(wchar_t* __p, wchar_t __c)
221 { return wcsrchr(const_cast<const wchar_t*>(__p), __c); }
222
223 inline wchar_t*
224 wcsstr(wchar_t* __s1, const wchar_t* __s2)
225 { return wcsstr(const_cast<const wchar_t*>(__s1), __s2); }
226
227 inline wchar_t*
228 wmemchr(wchar_t* __p, wchar_t __c, size_t __n)
229 { return wmemchr(const_cast<const wchar_t*>(__p), __c, __n); }
230 #endif
231
232 _GLIBCXX_END_NAMESPACE_VERSION
233 } // namespace
234
235 #if _GLIBCXX_USE_C99
236
237 #undef wcstold
238 #undef wcstoll
239 #undef wcstoull
240
241 namespace __gnu_cxx
242 {
243 #if _GLIBCXX_USE_C99_CHECK || _GLIBCXX_USE_C99_DYNAMIC
244 extern "C" long double
245 (wcstold)(const wchar_t * __restrict, wchar_t ** __restrict) throw ();
246 #endif
247 #if !_GLIBCXX_USE_C99_DYNAMIC
248 using ::wcstold;
249 #endif
250 #if _GLIBCXX_USE_C99_LONG_LONG_CHECK || _GLIBCXX_USE_C99_LONG_LONG_DYNAMIC
251 extern "C" long long int
252 (wcstoll)(const wchar_t * __restrict, wchar_t ** __restrict, int) throw ();
253 extern "C" unsigned long long int
254 (wcstoull)(const wchar_t * __restrict, wchar_t ** __restrict, int) throw ();
255 #endif
256 #if !_GLIBCXX_USE_C99_LONG_LONG_DYNAMIC
257 using ::wcstoll;
258 using ::wcstoull;
259 #endif
260 } // namespace __gnu_cxx
261
262 namespace std
263 {
264 using ::__gnu_cxx::wcstold;
265 using ::__gnu_cxx::wcstoll;
266 using ::__gnu_cxx::wcstoull;
267 } // namespace
268
269 #endif
270
271 #endif //_GLIBCXX_USE_WCHAR_T
272
273 #if __cplusplus >= 201103L
274
275 #ifdef _GLIBCXX_USE_WCHAR_T
276
277 namespace std
278 {
279 #if _GLIBCXX_HAVE_WCSTOF
280 using std::wcstof;
281 #endif
282 #if _GLIBCXX_HAVE_VFWSCANF
283 using std::vfwscanf;
284 #endif
285 #if _GLIBCXX_HAVE_VSWSCANF
286 using std::vswscanf;
287 #endif
288 #if _GLIBCXX_HAVE_VWSCANF
289 using std::vwscanf;
290 #endif
291
292 #if _GLIBCXX_USE_C99
293 using std::wcstold;
294 using std::wcstoll;
295 using std::wcstoull;
296 #endif
297 } // namespace
298
299 #endif // _GLIBCXX_USE_WCHAR_T
300
301 #endif // C++11
302
303 #endif