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File indexing completed on 2026-05-03 08:13:46
0001 // -*- C++ -*- 0002 //===----------------------------------------------------------------------===// 0003 // 0004 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 0005 // See https://llvm.org/LICENSE.txt for license information. 0006 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 0007 // 0008 //===----------------------------------------------------------------------===// 0009 0010 #if defined(__need_wint_t) || defined(__need_mbstate_t) 0011 0012 # if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 0013 # pragma GCC system_header 0014 # endif 0015 0016 # include_next <wchar.h> 0017 0018 #elif !defined(_LIBCPP___CXX03_WCHAR_H) 0019 # define _LIBCPP___CXX03_WCHAR_H 0020 0021 /* 0022 wchar.h synopsis 0023 0024 Macros: 0025 0026 NULL 0027 WCHAR_MAX 0028 WCHAR_MIN 0029 WEOF 0030 0031 Types: 0032 0033 mbstate_t 0034 size_t 0035 tm 0036 wint_t 0037 0038 int fwprintf(FILE* restrict stream, const wchar_t* restrict format, ...); 0039 int fwscanf(FILE* restrict stream, const wchar_t* restrict format, ...); 0040 int swprintf(wchar_t* restrict s, size_t n, const wchar_t* restrict format, ...); 0041 int swscanf(const wchar_t* restrict s, const wchar_t* restrict format, ...); 0042 int vfwprintf(FILE* restrict stream, const wchar_t* restrict format, va_list arg); 0043 int vfwscanf(FILE* restrict stream, const wchar_t* restrict format, va_list arg); // C99 0044 int vswprintf(wchar_t* restrict s, size_t n, const wchar_t* restrict format, va_list arg); 0045 int vswscanf(const wchar_t* restrict s, const wchar_t* restrict format, va_list arg); // C99 0046 int vwprintf(const wchar_t* restrict format, va_list arg); 0047 int vwscanf(const wchar_t* restrict format, va_list arg); // C99 0048 int wprintf(const wchar_t* restrict format, ...); 0049 int wscanf(const wchar_t* restrict format, ...); 0050 wint_t fgetwc(FILE* stream); 0051 wchar_t* fgetws(wchar_t* restrict s, int n, FILE* restrict stream); 0052 wint_t fputwc(wchar_t c, FILE* stream); 0053 int fputws(const wchar_t* restrict s, FILE* restrict stream); 0054 int fwide(FILE* stream, int mode); 0055 wint_t getwc(FILE* stream); 0056 wint_t getwchar(); 0057 wint_t putwc(wchar_t c, FILE* stream); 0058 wint_t putwchar(wchar_t c); 0059 wint_t ungetwc(wint_t c, FILE* stream); 0060 double wcstod(const wchar_t* restrict nptr, wchar_t** restrict endptr); 0061 float wcstof(const wchar_t* restrict nptr, wchar_t** restrict endptr); // C99 0062 long double wcstold(const wchar_t* restrict nptr, wchar_t** restrict endptr); // C99 0063 long wcstol(const wchar_t* restrict nptr, wchar_t** restrict endptr, int base); 0064 long long wcstoll(const wchar_t* restrict nptr, wchar_t** restrict endptr, int base); // C99 0065 unsigned long wcstoul(const wchar_t* restrict nptr, wchar_t** restrict endptr, int base); 0066 unsigned long long wcstoull(const wchar_t* restrict nptr, wchar_t** restrict endptr, int base); // C99 0067 wchar_t* wcscpy(wchar_t* restrict s1, const wchar_t* restrict s2); 0068 wchar_t* wcsncpy(wchar_t* restrict s1, const wchar_t* restrict s2, size_t n); 0069 wchar_t* wcscat(wchar_t* restrict s1, const wchar_t* restrict s2); 0070 wchar_t* wcsncat(wchar_t* restrict s1, const wchar_t* restrict s2, size_t n); 0071 int wcscmp(const wchar_t* s1, const wchar_t* s2); 0072 int wcscoll(const wchar_t* s1, const wchar_t* s2); 0073 int wcsncmp(const wchar_t* s1, const wchar_t* s2, size_t n); 0074 size_t wcsxfrm(wchar_t* restrict s1, const wchar_t* restrict s2, size_t n); 0075 const wchar_t* wcschr(const wchar_t* s, wchar_t c); 0076 wchar_t* wcschr( wchar_t* s, wchar_t c); 0077 size_t wcscspn(const wchar_t* s1, const wchar_t* s2); 0078 size_t wcslen(const wchar_t* s); 0079 const wchar_t* wcspbrk(const wchar_t* s1, const wchar_t* s2); 0080 wchar_t* wcspbrk( wchar_t* s1, const wchar_t* s2); 0081 const wchar_t* wcsrchr(const wchar_t* s, wchar_t c); 0082 wchar_t* wcsrchr( wchar_t* s, wchar_t c); 0083 size_t wcsspn(const wchar_t* s1, const wchar_t* s2); 0084 const wchar_t* wcsstr(const wchar_t* s1, const wchar_t* s2); 0085 wchar_t* wcsstr( wchar_t* s1, const wchar_t* s2); 0086 wchar_t* wcstok(wchar_t* restrict s1, const wchar_t* restrict s2, wchar_t** restrict ptr); 0087 const wchar_t* wmemchr(const wchar_t* s, wchar_t c, size_t n); 0088 wchar_t* wmemchr( wchar_t* s, wchar_t c, size_t n); 0089 int wmemcmp(wchar_t* restrict s1, const wchar_t* restrict s2, size_t n); 0090 wchar_t* wmemcpy(wchar_t* restrict s1, const wchar_t* restrict s2, size_t n); 0091 wchar_t* wmemmove(wchar_t* s1, const wchar_t* s2, size_t n); 0092 wchar_t* wmemset(wchar_t* s, wchar_t c, size_t n); 0093 size_t wcsftime(wchar_t* restrict s, size_t maxsize, const wchar_t* restrict format, 0094 const tm* restrict timeptr); 0095 wint_t btowc(int c); 0096 int wctob(wint_t c); 0097 int mbsinit(const mbstate_t* ps); 0098 size_t mbrlen(const char* restrict s, size_t n, mbstate_t* restrict ps); 0099 size_t mbrtowc(wchar_t* restrict pwc, const char* restrict s, size_t n, mbstate_t* restrict ps); 0100 size_t wcrtomb(char* restrict s, wchar_t wc, mbstate_t* restrict ps); 0101 size_t mbsrtowcs(wchar_t* restrict dst, const char** restrict src, size_t len, 0102 mbstate_t* restrict ps); 0103 size_t wcsrtombs(char* restrict dst, const wchar_t** restrict src, size_t len, 0104 mbstate_t* restrict ps); 0105 0106 */ 0107 0108 # include <__cxx03/__config> 0109 # include <__cxx03/stddef.h> 0110 0111 # if defined(_LIBCPP_HAS_NO_WIDE_CHARACTERS) 0112 # error \ 0113 "The <wchar.h> header is not supported since libc++ has been configured with LIBCXX_ENABLE_WIDE_CHARACTERS disabled" 0114 # endif 0115 0116 # if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 0117 # pragma GCC system_header 0118 # endif 0119 0120 // We define this here to support older versions of glibc <wchar.h> that do 0121 // not define this for clang. 0122 # ifdef __cplusplus 0123 # define __CORRECT_ISO_CPP_WCHAR_H_PROTO 0124 # endif 0125 0126 # if __has_include_next(<wchar.h>) 0127 # include_next <wchar.h> 0128 # else 0129 # include <__cxx03/__mbstate_t.h> // make sure we have mbstate_t regardless of the existence of <wchar.h> 0130 # endif 0131 0132 // Determine whether we have const-correct overloads for wcschr and friends. 0133 # if defined(_WCHAR_H_CPLUSPLUS_98_CONFORMANCE_) 0134 # define _LIBCPP_WCHAR_H_HAS_CONST_OVERLOADS 1 0135 # elif defined(__GLIBC_PREREQ) 0136 # if __GLIBC_PREREQ(2, 10) 0137 # define _LIBCPP_WCHAR_H_HAS_CONST_OVERLOADS 1 0138 # endif 0139 # elif defined(_LIBCPP_MSVCRT) 0140 # if defined(_CRT_CONST_CORRECT_OVERLOADS) 0141 # define _LIBCPP_WCHAR_H_HAS_CONST_OVERLOADS 1 0142 # endif 0143 # endif 0144 0145 # if defined(__cplusplus) && !defined(_LIBCPP_WCHAR_H_HAS_CONST_OVERLOADS) && defined(_LIBCPP_PREFERRED_OVERLOAD) 0146 extern "C++" { 0147 inline _LIBCPP_HIDE_FROM_ABI wchar_t* __libcpp_wcschr(const wchar_t* __s, wchar_t __c) { 0148 return (wchar_t*)wcschr(__s, __c); 0149 } 0150 inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_PREFERRED_OVERLOAD const wchar_t* wcschr(const wchar_t* __s, wchar_t __c) { 0151 return __libcpp_wcschr(__s, __c); 0152 } 0153 inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_PREFERRED_OVERLOAD wchar_t* wcschr(wchar_t* __s, wchar_t __c) { 0154 return __libcpp_wcschr(__s, __c); 0155 } 0156 0157 inline _LIBCPP_HIDE_FROM_ABI wchar_t* __libcpp_wcspbrk(const wchar_t* __s1, const wchar_t* __s2) { 0158 return (wchar_t*)wcspbrk(__s1, __s2); 0159 } 0160 inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_PREFERRED_OVERLOAD const wchar_t* 0161 wcspbrk(const wchar_t* __s1, const wchar_t* __s2) { 0162 return __libcpp_wcspbrk(__s1, __s2); 0163 } 0164 inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_PREFERRED_OVERLOAD wchar_t* wcspbrk(wchar_t* __s1, const wchar_t* __s2) { 0165 return __libcpp_wcspbrk(__s1, __s2); 0166 } 0167 0168 inline _LIBCPP_HIDE_FROM_ABI wchar_t* __libcpp_wcsrchr(const wchar_t* __s, wchar_t __c) { 0169 return (wchar_t*)wcsrchr(__s, __c); 0170 } 0171 inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_PREFERRED_OVERLOAD const wchar_t* wcsrchr(const wchar_t* __s, wchar_t __c) { 0172 return __libcpp_wcsrchr(__s, __c); 0173 } 0174 inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_PREFERRED_OVERLOAD wchar_t* wcsrchr(wchar_t* __s, wchar_t __c) { 0175 return __libcpp_wcsrchr(__s, __c); 0176 } 0177 0178 inline _LIBCPP_HIDE_FROM_ABI wchar_t* __libcpp_wcsstr(const wchar_t* __s1, const wchar_t* __s2) { 0179 return (wchar_t*)wcsstr(__s1, __s2); 0180 } 0181 inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_PREFERRED_OVERLOAD const wchar_t* 0182 wcsstr(const wchar_t* __s1, const wchar_t* __s2) { 0183 return __libcpp_wcsstr(__s1, __s2); 0184 } 0185 inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_PREFERRED_OVERLOAD wchar_t* wcsstr(wchar_t* __s1, const wchar_t* __s2) { 0186 return __libcpp_wcsstr(__s1, __s2); 0187 } 0188 0189 inline _LIBCPP_HIDE_FROM_ABI wchar_t* __libcpp_wmemchr(const wchar_t* __s, wchar_t __c, size_t __n) { 0190 return (wchar_t*)wmemchr(__s, __c, __n); 0191 } 0192 inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_PREFERRED_OVERLOAD const wchar_t* 0193 wmemchr(const wchar_t* __s, wchar_t __c, size_t __n) { 0194 return __libcpp_wmemchr(__s, __c, __n); 0195 } 0196 inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_PREFERRED_OVERLOAD wchar_t* wmemchr(wchar_t* __s, wchar_t __c, size_t __n) { 0197 return __libcpp_wmemchr(__s, __c, __n); 0198 } 0199 } 0200 # endif 0201 0202 # if defined(__cplusplus) && (defined(_LIBCPP_MSVCRT_LIKE) || defined(__MVS__)) 0203 extern "C" { 0204 size_t mbsnrtowcs( 0205 wchar_t* __restrict __dst, const char** __restrict __src, size_t __nmc, size_t __len, mbstate_t* __restrict __ps); 0206 size_t wcsnrtombs( 0207 char* __restrict __dst, const wchar_t** __restrict __src, size_t __nwc, size_t __len, mbstate_t* __restrict __ps); 0208 } // extern "C" 0209 # endif // __cplusplus && (_LIBCPP_MSVCRT || __MVS__) 0210 0211 #endif // _LIBCPP___CXX03_WCHAR_H
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