1 // -*- C++ -*- forwarding header.
3 // Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
5 // Free Software Foundation, Inc.
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 2, or (at your option)
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.
18 // You should have received a copy of the GNU General Public License
19 // along with this library; see the file COPYING. If not, write to
20 // the Free Software Foundation, 51 Franklin Street, Fifth Floor,
21 // Boston, MA 02110-1301, USA.
23 // As a special exception, you may use this file as part of a free software
24 // library without restriction. Specifically, if other files instantiate
25 // templates or use macros or inline functions from this file, or you compile
26 // this file and link it with other files to produce an executable, this
27 // file does not by itself cause the resulting executable to be covered by
28 // the GNU General Public License. This exception does not however
29 // invalidate any other reasons why the executable file might be covered by
30 // the GNU General Public License.
32 /** @file include/cwchar
33 * This is a Standard C++ Library file. You should @c #include this file
34 * in your programs, rather than any of the "*.h" implementation files.
36 * This is the C++ version of the Standard C Library header @c wchar.h,
37 * and its contents are (mostly) the same as that header, but are all
38 * contained in the namespace @c std (except for names which are defined
43 // ISO C++ 14882: 21.4
46 #pragma GCC system_header
48 #include <bits/c++config.h>
51 #if _GLIBCXX_HAVE_WCHAR_H
55 #ifndef _GLIBCXX_CWCHAR
56 #define _GLIBCXX_CWCHAR 1
58 // Need to do a bit of trickery here with mbstate_t as char_traits
59 // assumes it is in wchar.h, regardless of wchar_t specializations.
60 #ifndef _GLIBCXX_HAVE_MBSTATE_T
70 _GLIBCXX_BEGIN_NAMESPACE(std)
74 _GLIBCXX_END_NAMESPACE
76 // Get rid of those macros defined in <wchar.h> in lieu of real functions.
97 #if _GLIBCXX_HAVE_VFWSCANF
101 #if _GLIBCXX_HAVE_VSWSCANF
105 #if _GLIBCXX_HAVE_VWSCANF
126 #if _GLIBCXX_HAVE_WCSTOF
142 #if _GLIBCXX_USE_WCHAR_T
144 _GLIBCXX_BEGIN_NAMESPACE(std)
168 #if _GLIBCXX_HAVE_VFWSCANF
172 #if _GLIBCXX_HAVE_VSWSCANF
176 #if _GLIBCXX_HAVE_VWSCANF
193 #if _GLIBCXX_HAVE_WCSTOF
211 wcschr(wchar_t* __p, wchar_t __c)
212 { return wcschr(const_cast<const wchar_t*>(__p), __c); }
217 wcspbrk(wchar_t* __s1, const wchar_t* __s2)
218 { return wcspbrk(const_cast<const wchar_t*>(__s1), __s2); }
223 wcsrchr(wchar_t* __p, wchar_t __c)
224 { return wcsrchr(const_cast<const wchar_t*>(__p), __c); }
229 wcsstr(wchar_t* __s1, const wchar_t* __s2)
230 { return wcsstr(const_cast<const wchar_t*>(__s1), __s2); }
235 wmemchr(wchar_t* __p, wchar_t __c, size_t __n)
236 { return wmemchr(const_cast<const wchar_t*>(__p), __c, __n); }
238 _GLIBCXX_END_NAMESPACE
246 _GLIBCXX_BEGIN_NAMESPACE(__gnu_cxx)
248 #if _GLIBCXX_USE_C99_CHECK || _GLIBCXX_USE_C99_DYNAMIC
249 extern "C" long double
250 (wcstold)(const wchar_t * restrict, wchar_t ** restrict);
252 #if !_GLIBCXX_USE_C99_DYNAMIC
255 #if _GLIBCXX_USE_C99_LONG_LONG_CHECK || _GLIBCXX_USE_C99_LONG_LONG_DYNAMIC
256 extern "C" long long int
257 (wcstoll)(const wchar_t * restrict, wchar_t ** restrict, int);
258 extern "C" unsigned long long int
259 (wcstoull)(const wchar_t * restrict, wchar_t ** restrict, int);
261 #if !_GLIBCXX_USE_C99_LONG_LONG_DYNAMIC
266 _GLIBCXX_END_NAMESPACE
268 _GLIBCXX_BEGIN_NAMESPACE(std)
270 using ::__gnu_cxx::wcstold;
271 using ::__gnu_cxx::wcstoll;
272 using ::__gnu_cxx::wcstoull;
274 _GLIBCXX_END_NAMESPACE
278 #endif //_GLIBCXX_USE_WCHAR_T
280 #ifdef __GXX_EXPERIMENTAL_CXX0X__
281 # if defined(_GLIBCXX_INCLUDE_AS_TR1)
282 # error C++0x header cannot be included from TR1 header
284 # if defined(_GLIBCXX_INCLUDE_AS_CXX0X)
285 # include <tr1_impl/cwchar>
287 # define _GLIBCXX_INCLUDE_AS_CXX0X
288 # define _GLIBCXX_BEGIN_NAMESPACE_TR1
289 # define _GLIBCXX_END_NAMESPACE_TR1
290 # define _GLIBCXX_TR1
291 # include <tr1_impl/cwchar>
293 # undef _GLIBCXX_END_NAMESPACE_TR1
294 # undef _GLIBCXX_BEGIN_NAMESPACE_TR1
295 # undef _GLIBCXX_INCLUDE_AS_CXX0X