headers/libs/libc++/wchar.h

   1 // -*- C++ -*-
   2 //===--------------------------- wchar.h ----------------------------------===//
   3 //
   4 //                     The LLVM Compiler Infrastructure
   5 //
   6 // This file is dual licensed under the MIT and the University of Illinois Open
   7 // Source Licenses. See LICENSE.TXT for details.
   8 //
   9 //===----------------------------------------------------------------------===//
  10
  11 #if defined(__need_wint_t) || defined(__need_mbstate_t)
  12
  13 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
  14 #pragma GCC system_header
  15 #endif
  16
  17 #include_next <wchar.h>
  18
  19 #elif !defined(_LIBCPP_WCHAR_H)
  20 #define _LIBCPP_WCHAR_H
  21
  22 /*
  23     wchar.h synopsis
  24
  25 Macros:
  26
  27     NULL
  28     WCHAR_MAX
  29     WCHAR_MIN
  30     WEOF
  31
  32 Types:
  33
  34     mbstate_t
  35     size_t
  36     tm
  37     wint_t
  38
  39 int fwprintf(FILE* restrict stream, const wchar_t* restrict format, ...);
  40 int fwscanf(FILE* restrict stream, const wchar_t* restrict format, ...);
  41 int swprintf(wchar_t* restrict s, size_t n, const wchar_t* restrict format, ...);
  42 int swscanf(const wchar_t* restrict s, const wchar_t* restrict format, ...);
  43 int vfwprintf(FILE* restrict stream, const wchar_t* restrict format, va_list arg);
  44 int vfwscanf(FILE* restrict stream, const wchar_t* restrict format, va_list arg);  // C99
  45 int vswprintf(wchar_t* restrict s, size_t n, const wchar_t* restrict format, va_list arg);
  46 int vswscanf(const wchar_t* restrict s, const wchar_t* restrict format, va_list arg);  // C99
  47 int vwprintf(const wchar_t* restrict format, va_list arg);
  48 int vwscanf(const wchar_t* restrict format, va_list arg);  // C99
  49 int wprintf(const wchar_t* restrict format, ...);
  50 int wscanf(const wchar_t* restrict format, ...);
  51 wint_t fgetwc(FILE* stream);
  52 wchar_t* fgetws(wchar_t* restrict s, int n, FILE* restrict stream);
  53 wint_t fputwc(wchar_t c, FILE* stream);
  54 int fputws(const wchar_t* restrict s, FILE* restrict stream);
  55 int fwide(FILE* stream, int mode);
  56 wint_t getwc(FILE* stream);
  57 wint_t getwchar();
  58 wint_t putwc(wchar_t c, FILE* stream);
  59 wint_t putwchar(wchar_t c);
  60 wint_t ungetwc(wint_t c, FILE* stream);
  61 double wcstod(const wchar_t* restrict nptr, wchar_t** restrict endptr);
  62 float wcstof(const wchar_t* restrict nptr, wchar_t** restrict endptr);         // C99
  63 long double wcstold(const wchar_t* restrict nptr, wchar_t** restrict endptr);  // C99
  64 long wcstol(const wchar_t* restrict nptr, wchar_t** restrict endptr, int base);
  65 long long wcstoll(const wchar_t* restrict nptr, wchar_t** restrict endptr, int base);  // C99
  66 unsigned long wcstoul(const wchar_t* restrict nptr, wchar_t** restrict endptr, int base);
  67 unsigned long long wcstoull(const wchar_t* restrict nptr, wchar_t** restrict endptr, int base);  // C99
  68 wchar_t* wcscpy(wchar_t* restrict s1, const wchar_t* restrict s2);
  69 wchar_t* wcsncpy(wchar_t* restrict s1, const wchar_t* restrict s2, size_t n);
  70 wchar_t* wcscat(wchar_t* restrict s1, const wchar_t* restrict s2);
  71 wchar_t* wcsncat(wchar_t* restrict s1, const wchar_t* restrict s2, size_t n);
  72 int wcscmp(const wchar_t* s1, const wchar_t* s2);
  73 int wcscoll(const wchar_t* s1, const wchar_t* s2);
  74 int wcsncmp(const wchar_t* s1, const wchar_t* s2, size_t n);
  75 size_t wcsxfrm(wchar_t* restrict s1, const wchar_t* restrict s2, size_t n);
  76 const wchar_t* wcschr(const wchar_t* s, wchar_t c);
  77       wchar_t* wcschr(      wchar_t* s, wchar_t c);
  78 size_t wcscspn(const wchar_t* s1, const wchar_t* s2);
  79 size_t wcslen(const wchar_t* s);
  80 const wchar_t* wcspbrk(const wchar_t* s1, const wchar_t* s2);
  81       wchar_t* wcspbrk(      wchar_t* s1, const wchar_t* s2);
  82 const wchar_t* wcsrchr(const wchar_t* s, wchar_t c);
  83       wchar_t* wcsrchr(      wchar_t* s, wchar_t c);
  84 size_t wcsspn(const wchar_t* s1, const wchar_t* s2);
  85 const wchar_t* wcsstr(const wchar_t* s1, const wchar_t* s2);
  86       wchar_t* wcsstr(      wchar_t* s1, const wchar_t* s2);
  87 wchar_t* wcstok(wchar_t* restrict s1, const wchar_t* restrict s2, wchar_t** restrict ptr);
  88 const wchar_t* wmemchr(const wchar_t* s, wchar_t c, size_t n);
  89       wchar_t* wmemchr(      wchar_t* s, wchar_t c, size_t n);
  90 int wmemcmp(wchar_t* restrict s1, const wchar_t* restrict s2, size_t n);
  91 wchar_t* wmemcpy(wchar_t* restrict s1, const wchar_t* restrict s2, size_t n);
  92 wchar_t* wmemmove(wchar_t* s1, const wchar_t* s2, size_t n);
  93 wchar_t* wmemset(wchar_t* s, wchar_t c, size_t n);
  94 size_t wcsftime(wchar_t* restrict s, size_t maxsize, const wchar_t* restrict format,
  95                 const tm* restrict timeptr);
  96 wint_t btowc(int c);
  97 int wctob(wint_t c);
  98 int mbsinit(const mbstate_t* ps);
  99 size_t mbrlen(const char* restrict s, size_t n, mbstate_t* restrict ps);
 100 size_t mbrtowc(wchar_t* restrict pwc, const char* restrict s, size_t n, mbstate_t* restrict ps);
 101 size_t wcrtomb(char* restrict s, wchar_t wc, mbstate_t* restrict ps);
 102 size_t mbsrtowcs(wchar_t* restrict dst, const char** restrict src, size_t len,
 103                  mbstate_t* restrict ps);
 104 size_t wcsrtombs(char* restrict dst, const wchar_t** restrict src, size_t len,
 105                  mbstate_t* restrict ps);
 106
 107 */
 108
 109 #include <__config>
 110
 111 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
 112 #pragma GCC system_header
 113 #endif
 114
 115 #ifdef __cplusplus
 116 #define __CORRECT_ISO_CPP_WCHAR_H_PROTO
 117 #endif
 118
 119 #include_next <wchar.h>
 120
 121 // Let <cwchar> know if we have const-correct overloads for wcschr and friends.
 122 #if defined(_WCHAR_H_CPLUSPLUS_98_CONFORMANCE_)
 123 #  define _LIBCPP_WCHAR_H_HAS_CONST_OVERLOADS 1
 124 #elif defined(__GLIBC_PREREQ)
 125 #  if __GLIBC_PREREQ(2, 10)
 126 #    define _LIBCPP_WCHAR_H_HAS_CONST_OVERLOADS 1
 127 #  endif
 128 #endif
 129
 130 #if defined(__cplusplus) && (defined(_LIBCPP_MSVCRT) || defined(__MINGW32__))
 131 extern "C++" {
 132 #include <support/win32/support.h> // pull in *swprintf defines
 133 }  // extern "C++"
 134 #endif  // __cplusplus && _LIBCPP_MSVCRT
 135
 136 #endif  // _LIBCPP_WCHAR_H