xref: /netbsd-src/external/gpl3/gcc.old/dist/libstdc++-v3/include/c_std/cwchar (revision b7b7574d3bf8eeb51a1fa3977b59142ec6434a55)
1// -*- C++ -*- forwarding header.
2
3// Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
4// 2006, 2007, 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#ifndef _GLIBCXX_CWCHAR
42#define _GLIBCXX_CWCHAR 1
43
44#pragma GCC system_header
45
46#include <bits/c++config.h>
47#include <cstddef>
48
49#if _GLIBCXX_HAVE_WCHAR_H
50#include <wchar.h>
51#endif
52
53// Need to do a bit of trickery here with mbstate_t as char_traits
54// assumes it is in wchar.h, regardless of wchar_t specializations.
55#ifndef _GLIBCXX_HAVE_MBSTATE_T
56extern "C"
57{
58  typedef struct
59  {
60    int __fill[6];
61  } mbstate_t;
62}
63#endif
64
65_GLIBCXX_BEGIN_NAMESPACE(std)
66
67  using ::mbstate_t;
68
69_GLIBCXX_END_NAMESPACE
70
71// Get rid of those macros defined in <wchar.h> in lieu of real functions.
72#undef btowc
73#undef fgetwc
74#undef fgetws
75#undef fputwc
76#undef fputws
77#undef fwide
78#undef fwprintf
79#undef fwscanf
80#undef getwc
81#undef getwchar
82#undef mbrlen
83#undef mbrtowc
84#undef mbsinit
85#undef mbsrtowcs
86#undef putwc
87#undef putwchar
88#undef swprintf
89#undef swscanf
90#undef ungetwc
91#undef vfwprintf
92#if _GLIBCXX_HAVE_VFWSCANF
93# undef vfwscanf
94#endif
95#undef vswprintf
96#if _GLIBCXX_HAVE_VSWSCANF
97# undef vswscanf
98#endif
99#undef vwprintf
100#if _GLIBCXX_HAVE_VWSCANF
101# undef vwscanf
102#endif
103#undef wcrtomb
104#undef wcscat
105#undef wcschr
106#undef wcscmp
107#undef wcscoll
108#undef wcscpy
109#undef wcscspn
110#undef wcsftime
111#undef wcslen
112#undef wcsncat
113#undef wcsncmp
114#undef wcsncpy
115#undef wcspbrk
116#undef wcsrchr
117#undef wcsrtombs
118#undef wcsspn
119#undef wcsstr
120#undef wcstod
121#if _GLIBCXX_HAVE_WCSTOF
122# undef wcstof
123#endif
124#undef wcstok
125#undef wcstol
126#undef wcstoul
127#undef wcsxfrm
128#undef wctob
129#undef wmemchr
130#undef wmemcmp
131#undef wmemcpy
132#undef wmemmove
133#undef wmemset
134#undef wprintf
135#undef wscanf
136
137#if _GLIBCXX_USE_WCHAR_T
138
139_GLIBCXX_BEGIN_NAMESPACE(std)
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  using ::swprintf;
160  using ::swscanf;
161  using ::ungetwc;
162  using ::vfwprintf;
163#if _GLIBCXX_HAVE_VFWSCANF
164  using ::vfwscanf;
165#endif
166  using ::vswprintf;
167#if _GLIBCXX_HAVE_VSWSCANF
168  using ::vswscanf;
169#endif
170  using ::vwprintf;
171#if _GLIBCXX_HAVE_VWSCANF
172  using ::vwscanf;
173#endif
174  using ::wcrtomb;
175  using ::wcscat;
176  using ::wcscmp;
177  using ::wcscoll;
178  using ::wcscpy;
179  using ::wcscspn;
180  using ::wcsftime;
181  using ::wcslen;
182  using ::wcsncat;
183  using ::wcsncmp;
184  using ::wcsncpy;
185  using ::wcsrtombs;
186  using ::wcsspn;
187  using ::wcstod;
188#if _GLIBCXX_HAVE_WCSTOF
189  using ::wcstof;
190#endif
191  using ::wcstok;
192  using ::wcstol;
193  using ::wcstoul;
194  using ::wcsxfrm;
195  using ::wctob;
196  using ::wmemcmp;
197  using ::wmemcpy;
198  using ::wmemmove;
199  using ::wmemset;
200  using ::wprintf;
201  using ::wscanf;
202  using ::wcschr;
203  using ::wcspbrk;
204  using ::wcsrchr;
205  using ::wcsstr;
206  using ::wmemchr;
207
208#ifndef __CORRECT_ISO_CPP_WCHAR_H_PROTO
209  inline wchar_t*
210  wcschr(wchar_t* __p, wchar_t __c)
211  { return wcschr(const_cast<const wchar_t*>(__p), __c); }
212
213  inline wchar_t*
214  wcspbrk(wchar_t* __s1, const wchar_t* __s2)
215  { return wcspbrk(const_cast<const wchar_t*>(__s1), __s2); }
216
217  inline wchar_t*
218  wcsrchr(wchar_t* __p, wchar_t __c)
219  { return wcsrchr(const_cast<const wchar_t*>(__p), __c); }
220
221  inline wchar_t*
222  wcsstr(wchar_t* __s1, const wchar_t* __s2)
223  { return wcsstr(const_cast<const wchar_t*>(__s1), __s2); }
224
225  inline wchar_t*
226  wmemchr(wchar_t* __p, wchar_t __c, size_t __n)
227  { return wmemchr(const_cast<const wchar_t*>(__p), __c, __n); }
228#endif
229
230_GLIBCXX_END_NAMESPACE
231
232#if _GLIBCXX_USE_C99
233
234#undef wcstold
235#undef wcstoll
236#undef wcstoull
237
238_GLIBCXX_BEGIN_NAMESPACE(__gnu_cxx)
239
240#if _GLIBCXX_USE_C99_CHECK || _GLIBCXX_USE_C99_DYNAMIC
241  extern "C" long double
242    (wcstold)(const wchar_t * restrict, wchar_t ** restrict) throw ();
243#endif
244#if !_GLIBCXX_USE_C99_DYNAMIC
245  using ::wcstold;
246#endif
247#if _GLIBCXX_USE_C99_LONG_LONG_CHECK || _GLIBCXX_USE_C99_LONG_LONG_DYNAMIC
248  extern "C" long long int
249    (wcstoll)(const wchar_t * restrict, wchar_t ** restrict, int) throw ();
250  extern "C" unsigned long long int
251    (wcstoull)(const wchar_t * restrict, wchar_t ** restrict, int) throw ();
252#endif
253#if !_GLIBCXX_USE_C99_LONG_LONG_DYNAMIC
254  using ::wcstoll;
255  using ::wcstoull;
256#endif
257
258_GLIBCXX_END_NAMESPACE
259
260_GLIBCXX_BEGIN_NAMESPACE(std)
261
262  using ::__gnu_cxx::wcstold;
263  using ::__gnu_cxx::wcstoll;
264  using ::__gnu_cxx::wcstoull;
265
266_GLIBCXX_END_NAMESPACE
267
268#endif
269
270#endif //_GLIBCXX_USE_WCHAR_T
271
272#endif
273