1// -*- C++ -*- 2//===----------------------------------------------------------------------===// 3// 4// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 5// See https://llvm.org/LICENSE.txt for license information. 6// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 7// 8//===----------------------------------------------------------------------===// 9 10#ifndef _LIBCPP_CUCHAR 11#define _LIBCPP_CUCHAR 12 13/* 14 cuchar synopsis // since C++11 15 16Macros: 17 18 __STDC_UTF_16__ 19 __STDC_UTF_32__ 20 21namespace std { 22 23Types: 24 25 mbstate_t 26 size_t 27 28size_t mbrtoc8(char8_t* pc8, const char* s, size_t n, mbstate_t* ps); // since C++20 29size_t c8rtomb(char* s, char8_t c8, mbstate_t* ps); // since C++20 30size_t mbrtoc16(char16_t* pc16, const char* s, size_t n, mbstate_t* ps); 31size_t c16rtomb(char* s, char16_t c16, mbstate_t* ps); 32size_t mbrtoc32(char32_t* pc32, const char* s, size_t n, mbstate_t* ps); 33size_t c32rtomb(char* s, char32_t c32, mbstate_t* ps); 34 35} // std 36 37*/ 38 39#include <__config> 40 41#include <uchar.h> 42 43#ifndef _LIBCPP_UCHAR_H 44# error <cuchar> tried including <uchar.h> but didn't find libc++'s <uchar.h> header. \ 45 This usually means that your header search paths are not configured properly. \ 46 The header search paths should contain the C++ Standard Library headers before \ 47 any C Standard Library, and you are probably using compiler flags that make that \ 48 not be the case. 49#endif 50 51#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 52# pragma GCC system_header 53#endif 54 55_LIBCPP_BEGIN_NAMESPACE_STD 56 57#if !defined(_LIBCPP_CXX03_LANG) 58 59using ::mbstate_t _LIBCPP_USING_IF_EXISTS; 60using ::size_t _LIBCPP_USING_IF_EXISTS; 61 62# if !defined(_LIBCPP_HAS_NO_C8RTOMB_MBRTOC8) 63using ::mbrtoc8 _LIBCPP_USING_IF_EXISTS; 64using ::c8rtomb _LIBCPP_USING_IF_EXISTS; 65# endif 66using ::mbrtoc16 _LIBCPP_USING_IF_EXISTS; 67using ::c16rtomb _LIBCPP_USING_IF_EXISTS; 68using ::mbrtoc32 _LIBCPP_USING_IF_EXISTS; 69using ::c32rtomb _LIBCPP_USING_IF_EXISTS; 70 71#endif // _LIBCPP_CXX03_LANG 72 73_LIBCPP_END_NAMESPACE_STD 74 75#endif // _LIBCPP_CUCHAR 76