1// -*- C++ -*- forwarding header. 2 3// Copyright (C) 2015-2022 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/cuchar 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 uchar.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++ 14882:2011 21.8 37// 38 39#ifndef _GLIBCXX_CUCHAR 40#define _GLIBCXX_CUCHAR 1 41 42#pragma GCC system_header 43 44#if __cplusplus < 201103L 45# include <bits/c++0x_warning.h> 46#else 47 48#include <bits/c++config.h> 49#include <cwchar> 50 51#if (_GLIBCXX_USE_C11_UCHAR_CXX11 \ 52 || (_GLIBCXX_USE_CHAR8_T \ 53 && (_GLIBCXX_USE_UCHAR_C8RTOMB_MBRTOC8_FCHAR8_T \ 54 || (__cplusplus >= 202002 \ 55 && _GLIBCXX_USE_UCHAR_C8RTOMB_MBRTOC8_CXX20)))) 56 57#include <uchar.h> 58 59#endif 60 61 62// Support for mbrtoc8 and c8rtomb is conditioned on support by the C library. 63#if (_GLIBCXX_USE_CHAR8_T \ 64 && (_GLIBCXX_USE_UCHAR_C8RTOMB_MBRTOC8_FCHAR8_T \ 65 || (__cplusplus >= 202002 \ 66 && _GLIBCXX_USE_UCHAR_C8RTOMB_MBRTOC8_CXX20))) 67 68#undef mbrtoc8 69#undef c8rtomb 70 71namespace std _GLIBCXX_VISIBILITY(default) 72{ 73_GLIBCXX_BEGIN_NAMESPACE_VERSION 74 75 using ::mbrtoc8; 76 using ::c8rtomb; 77 78_GLIBCXX_END_NAMESPACE_VERSION 79} // namespace std 80 81#endif // _GLIBCXX_USE_CHAR8_T 82 83 84#if _GLIBCXX_USE_C11_UCHAR_CXX11 85 86// Get rid of those macros defined in <uchar.h> in lieu of real functions. 87#undef mbrtoc16 88#undef c16rtomb 89#undef mbrtoc32 90#undef c32rtomb 91 92namespace std _GLIBCXX_VISIBILITY(default) 93{ 94_GLIBCXX_BEGIN_NAMESPACE_VERSION 95 96 using ::mbrtoc16; 97 using ::c16rtomb; 98 using ::mbrtoc32; 99 using ::c32rtomb; 100 101_GLIBCXX_END_NAMESPACE_VERSION 102} // namespace std 103 104#endif // _GLIBCXX_USE_C11_UCHAR_CXX11 105 106#endif // C++11 107 108#endif // _GLIBCXX_CUCHAR 109