1 // -*- C++ -*- forwarding header.
3 // Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
4 // 2006, 2007, 2008, 2009
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 3, 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 // 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.
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/>.
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 "*.h" implementation files.
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
38 // ISO C++ 14882: 21.4
41 #pragma GCC system_header
43 #include <bits/c++config.h>
46 #if _GLIBCXX_HAVE_WCHAR_H
50 #ifndef _GLIBCXX_CWCHAR
51 #define _GLIBCXX_CWCHAR 1
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
65 _GLIBCXX_BEGIN_NAMESPACE(std)
69 _GLIBCXX_END_NAMESPACE
71 // Get rid of those macros defined in <wchar.h> in lieu of real functions.
92 #if _GLIBCXX_HAVE_VFWSCANF
96 #if _GLIBCXX_HAVE_VSWSCANF
100 #if _GLIBCXX_HAVE_VWSCANF
121 #if _GLIBCXX_HAVE_WCSTOF
137 #if _GLIBCXX_USE_WCHAR_T
139 _GLIBCXX_BEGIN_NAMESPACE(std)
163 #if _GLIBCXX_HAVE_VFWSCANF
167 #if _GLIBCXX_HAVE_VSWSCANF
171 #if _GLIBCXX_HAVE_VWSCANF
188 #if _GLIBCXX_HAVE_WCSTOF
208 #ifndef __CORRECT_ISO_CPP_WCHAR_H_PROTO
210 wcschr(wchar_t* __p, wchar_t __c)
211 { return wcschr(const_cast<const wchar_t*>(__p), __c); }
214 wcspbrk(wchar_t* __s1, const wchar_t* __s2)
215 { return wcspbrk(const_cast<const wchar_t*>(__s1), __s2); }
218 wcsrchr(wchar_t* __p, wchar_t __c)
219 { return wcsrchr(const_cast<const wchar_t*>(__p), __c); }
222 wcsstr(wchar_t* __s1, const wchar_t* __s2)
223 { return wcsstr(const_cast<const wchar_t*>(__s1), __s2); }
226 wmemchr(wchar_t* __p, wchar_t __c, size_t __n)
227 { return wmemchr(const_cast<const wchar_t*>(__p), __c, __n); }
230 _GLIBCXX_END_NAMESPACE
238 _GLIBCXX_BEGIN_NAMESPACE(__gnu_cxx)
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 ();
244 #if !_GLIBCXX_USE_C99_DYNAMIC
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 ();
253 #if !_GLIBCXX_USE_C99_LONG_LONG_DYNAMIC
258 _GLIBCXX_END_NAMESPACE
260 _GLIBCXX_BEGIN_NAMESPACE(std)
262 using ::__gnu_cxx::wcstold;
263 using ::__gnu_cxx::wcstoll;
264 using ::__gnu_cxx::wcstoull;
266 _GLIBCXX_END_NAMESPACE
270 #endif //_GLIBCXX_USE_WCHAR_T
272 #ifdef __GXX_EXPERIMENTAL_CXX0X__
273 # if defined(_GLIBCXX_INCLUDE_AS_TR1)
274 # error C++0x header cannot be included from TR1 header
276 # if defined(_GLIBCXX_INCLUDE_AS_CXX0X)
277 # include <tr1_impl/cwchar>
279 # define _GLIBCXX_INCLUDE_AS_CXX0X
280 # define _GLIBCXX_BEGIN_NAMESPACE_TR1
281 # define _GLIBCXX_END_NAMESPACE_TR1
282 # define _GLIBCXX_TR1
283 # include <tr1_impl/cwchar>
285 # undef _GLIBCXX_END_NAMESPACE_TR1
286 # undef _GLIBCXX_BEGIN_NAMESPACE_TR1
287 # undef _GLIBCXX_INCLUDE_AS_CXX0X