1// -*- C++ -*- forwarding header.
2
3// Copyright (C) 1997-2018 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
53extern "C"
54{
55 typedef struct
56 {
57 int __fill[6];
58 } mbstate_t;
59}
60#endif
61
62namespace 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
135namespace 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_WCHAR
236
237#undef wcstold
238#undef wcstoll
239#undef wcstoull
240
241namespace __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
262namespace 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
277namespace 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_WCHAR
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
304