1// -*- C++ -*- forwarding header.
2
3// Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
4// 2006, 2007, 2008, 2009, 2010
5// Free Software Foundation, Inc.
6//
7// This file is part of the GNU ISO C++ Library.  This library is free
8// software; you can redistribute it and/or modify it under the
9// terms of the GNU General Public License as published by the
10// Free Software Foundation; either version 3, or (at your option)
11// any later version.
12
13// This library is distributed in the hope that it will be useful,
14// but WITHOUT ANY WARRANTY; without even the implied warranty of
15// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16// GNU General Public License for more details.
17
18// Under Section 7 of GPL version 3, you are granted additional
19// permissions described in the GCC Runtime Library Exception, version
20// 3.1, as published by the Free Software Foundation.
21
22// You should have received a copy of the GNU General Public License and
23// a copy of the GCC Runtime Library Exception along with this program;
24// see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
25// <http://www.gnu.org/licenses/>.
26
27/** @file include/cwchar
28 *  This is a Standard C++ Library file.  You should @c \#include this file
29 *  in your programs, rather than any of the @a *.h implementation files.
30 *
31 *  This is the C++ version of the Standard C Library header @c wchar.h,
32 *  and its contents are (mostly) the same as that header, but are all
33 *  contained in the namespace @c std (except for names which are defined
34 *  as macros in C).
35 */
36
37//
38// ISO C++ 14882: 21.4
39//
40
41#pragma GCC system_header
42
43#include <bits/c++config.h>
44
45#if _GLIBCXX_HAVE_WCHAR_H
46#include <wchar.h>
47#endif
48
49#ifndef _GLIBCXX_CWCHAR
50#define _GLIBCXX_CWCHAR 1
51
52// Need to do a bit of trickery here with mbstate_t as char_traits
53// assumes it is in wchar.h, regardless of wchar_t specializations.
54#ifndef _GLIBCXX_HAVE_MBSTATE_T
55extern "C"
56{
57  typedef struct
58  {
59    int __fill[6];
60  } mbstate_t;
61}
62#endif
63
64namespace std
65{
66  using ::mbstate_t;
67} // namespace std
68
69// Get rid of those macros defined in <wchar.h> in lieu of real functions.
70#undef btowc
71#undef fgetwc
72#undef fgetws
73#undef fputwc
74#undef fputws
75#undef fwide
76#undef fwprintf
77#undef fwscanf
78#undef getwc
79#undef getwchar
80#undef mbrlen
81#undef mbrtowc
82#undef mbsinit
83#undef mbsrtowcs
84#undef putwc
85#undef putwchar
86#undef swprintf
87#undef swscanf
88#undef ungetwc
89#undef vfwprintf
90#if _GLIBCXX_HAVE_VFWSCANF
91# undef vfwscanf
92#endif
93#undef vswprintf
94#if _GLIBCXX_HAVE_VSWSCANF
95# undef vswscanf
96#endif
97#undef vwprintf
98#if _GLIBCXX_HAVE_VWSCANF
99# undef vwscanf
100#endif
101#undef wcrtomb
102#undef wcscat
103#undef wcschr
104#undef wcscmp
105#undef wcscoll
106#undef wcscpy
107#undef wcscspn
108#undef wcsftime
109#undef wcslen
110#undef wcsncat
111#undef wcsncmp
112#undef wcsncpy
113#undef wcspbrk
114#undef wcsrchr
115#undef wcsrtombs
116#undef wcsspn
117#undef wcsstr
118#undef wcstod
119#if _GLIBCXX_HAVE_WCSTOF
120# undef wcstof
121#endif
122#undef wcstok
123#undef wcstol
124#undef wcstoul
125#undef wcsxfrm
126#undef wctob
127#undef wmemchr
128#undef wmemcmp
129#undef wmemcpy
130#undef wmemmove
131#undef wmemset
132#undef wprintf
133#undef wscanf
134
135#if _GLIBCXX_USE_WCHAR_T
136
137namespace std _GLIBCXX_VISIBILITY(default)
138{
139_GLIBCXX_BEGIN_NAMESPACE_VERSION
140
141  using ::wint_t;
142
143  using ::btowc;
144  using ::fgetwc;
145  using ::fgetws;
146  using ::fputwc;
147  using ::fputws;
148  using ::fwide;
149  using ::fwprintf;
150  using ::fwscanf;
151  using ::getwc;
152  using ::getwchar;
153  using ::mbrlen;
154  using ::mbrtowc;
155  using ::mbsinit;
156  using ::mbsrtowcs;
157  using ::putwc;
158  using ::putwchar;
159#ifndef _GLIBCXX_HAVE_BROKEN_VSWPRINTF
160  using ::swprintf;
161#endif
162  using ::swscanf;
163  using ::ungetwc;
164  using ::vfwprintf;
165#if _GLIBCXX_HAVE_VFWSCANF
166  using ::vfwscanf;
167#endif
168#ifndef _GLIBCXX_HAVE_BROKEN_VSWPRINTF
169  using ::vswprintf;
170#endif
171#if _GLIBCXX_HAVE_VSWSCANF
172  using ::vswscanf;
173#endif
174  using ::vwprintf;
175#if _GLIBCXX_HAVE_VWSCANF
176  using ::vwscanf;
177#endif
178  using ::wcrtomb;
179  using ::wcscat;
180  using ::wcscmp;
181  using ::wcscoll;
182  using ::wcscpy;
183  using ::wcscspn;
184  using ::wcsftime;
185  using ::wcslen;
186  using ::wcsncat;
187  using ::wcsncmp;
188  using ::wcsncpy;
189  using ::wcsrtombs;
190  using ::wcsspn;
191  using ::wcstod;
192#if _GLIBCXX_HAVE_WCSTOF
193  using ::wcstof;
194#endif
195  using ::wcstok;
196  using ::wcstol;
197  using ::wcstoul;
198  using ::wcsxfrm;
199  using ::wctob;
200  using ::wmemcmp;
201  using ::wmemcpy;
202  using ::wmemmove;
203  using ::wmemset;
204  using ::wprintf;
205  using ::wscanf;
206  using ::wcschr;
207  using ::wcspbrk;
208  using ::wcsrchr;
209  using ::wcsstr;
210  using ::wmemchr;
211
212#ifndef __CORRECT_ISO_CPP_WCHAR_H_PROTO
213  inline wchar_t*
214  wcschr(wchar_t* __p, wchar_t __c)
215  { return wcschr(const_cast<const wchar_t*>(__p), __c); }
216
217  inline wchar_t*
218  wcspbrk(wchar_t* __s1, const wchar_t* __s2)
219  { return wcspbrk(const_cast<const wchar_t*>(__s1), __s2); }
220
221  inline wchar_t*
222  wcsrchr(wchar_t* __p, wchar_t __c)
223  { return wcsrchr(const_cast<const wchar_t*>(__p), __c); }
224
225  inline wchar_t*
226  wcsstr(wchar_t* __s1, const wchar_t* __s2)
227  { return wcsstr(const_cast<const wchar_t*>(__s1), __s2); }
228
229  inline wchar_t*
230  wmemchr(wchar_t* __p, wchar_t __c, size_t __n)
231  { return wmemchr(const_cast<const wchar_t*>(__p), __c, __n); }
232#endif
233
234_GLIBCXX_END_NAMESPACE_VERSION
235} // namespace
236
237#if _GLIBCXX_USE_C99
238
239#undef wcstold
240#undef wcstoll
241#undef wcstoull
242
243namespace __gnu_cxx
244{
245#if _GLIBCXX_USE_C99_CHECK || _GLIBCXX_USE_C99_DYNAMIC
246  extern "C" long double
247    (wcstold)(const wchar_t * __restrict, wchar_t ** __restrict) throw ();
248#endif
249#if !_GLIBCXX_USE_C99_DYNAMIC
250  using ::wcstold;
251#endif
252#if _GLIBCXX_USE_C99_LONG_LONG_CHECK || _GLIBCXX_USE_C99_LONG_LONG_DYNAMIC
253  extern "C" long long int
254    (wcstoll)(const wchar_t * __restrict, wchar_t ** __restrict, int) throw ();
255  extern "C" unsigned long long int
256    (wcstoull)(const wchar_t * __restrict, wchar_t ** __restrict, int) throw ();
257#endif
258#if !_GLIBCXX_USE_C99_LONG_LONG_DYNAMIC
259  using ::wcstoll;
260  using ::wcstoull;
261#endif
262} // namespace __gnu_cxx
263
264namespace std
265{
266  using ::__gnu_cxx::wcstold;
267  using ::__gnu_cxx::wcstoll;
268  using ::__gnu_cxx::wcstoull;
269} // namespace
270
271#endif
272
273#endif //_GLIBCXX_USE_WCHAR_T
274
275#ifdef __GXX_EXPERIMENTAL_CXX0X__
276
277#ifdef _GLIBCXX_USE_WCHAR_T
278
279namespace std
280{
281#if _GLIBCXX_HAVE_WCSTOF
282  using std::wcstof;
283#endif
284#if _GLIBCXX_HAVE_VFWSCANF
285  using std::vfwscanf;
286#endif
287#if _GLIBCXX_HAVE_VSWSCANF
288  using std::vswscanf;
289#endif
290#if _GLIBCXX_HAVE_VWSCANF
291  using std::vwscanf;
292#endif
293
294#if _GLIBCXX_USE_C99
295  using std::wcstold;
296  using std::wcstoll;
297  using std::wcstoull;
298#endif
299} // namespace
300
301#endif // _GLIBCXX_USE_WCHAR_T
302
303#endif // __GXX_EXPERIMENTAL_CXX0X__
304
305#endif
306