include/wchar.h

   1 #ifndef _WCHAR_H
   2
   3 /* Workaround PR90731 with GCC 9 when using ldbl redirects in C++.  */
   4 # include <bits/floatn.h>
   5 # if defined __cplusplus && __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI == 1
   6 #  if __GNUC_PREREQ (9, 0) && !__GNUC_PREREQ (9, 3)
   7 #   pragma GCC system_header
   8 #  endif
   9 # endif
  10
  11 # include <wcsmbs/wchar.h>
  12 # ifndef _ISOMAC
  13
  14 #include <bits/floatn.h>
  15 #include <stdbool.h>
  16
  17 extern __typeof (wcscasecmp_l) __wcscasecmp_l;
  18 extern __typeof (wcsncasecmp_l) __wcsncasecmp_l;
  19 extern __typeof (wcscoll_l) __wcscoll_l;
  20 extern __typeof (wcsxfrm_l) __wcsxfrm_l;
  21 extern __typeof (wcstol_l) __wcstol_l;
  22 extern __typeof (wcstoul_l) __wcstoul_l;
  23 extern __typeof (wcstoll_l) __wcstoll_l;
  24 extern __typeof (wcstoull_l) __wcstoull_l;
  25 extern __typeof (wcstod_l) __wcstod_l;
  26 extern __typeof (wcstof_l) __wcstof_l;
  27 extern __typeof (wcstold_l) __wcstold_l;
  28 extern __typeof (wcsftime_l) __wcsftime_l;
  29 libc_hidden_proto (__wcstol_l)
  30 libc_hidden_proto (__wcstoul_l)
  31 libc_hidden_proto (__wcstoll_l)
  32 libc_hidden_proto (__wcstoull_l)
  33 libc_hidden_proto (__wcstod_l)
  34 libc_hidden_proto (__wcstof_l)
  35 libc_hidden_proto (__wcstold_l)
  36 libc_hidden_proto (__wcsftime_l)
  37
  38 extern __typeof (wcstol) __isoc23_wcstol __attribute_copy__ (wcstol);
  39 extern __typeof (wcstoul) __isoc23_wcstoul __attribute_copy__ (wcstoul);
  40 extern __typeof (wcstoll) __isoc23_wcstoll __attribute_copy__ (wcstoll);
  41 extern __typeof (wcstoull) __isoc23_wcstoull __attribute_copy__ (wcstoull);
  42 extern __typeof (wcstol_l) __isoc23_wcstol_l __attribute_copy__ (wcstol_l);
  43 extern __typeof (wcstoul_l) __isoc23_wcstoul_l __attribute_copy__ (wcstoul_l);
  44 extern __typeof (wcstoll_l) __isoc23_wcstoll_l __attribute_copy__ (wcstoll_l);
  45 extern __typeof (wcstoull_l) __isoc23_wcstoull_l __attribute_copy__ (wcstoull_l);
  46 libc_hidden_proto (__isoc23_wcstol)
  47 libc_hidden_proto (__isoc23_wcstoul)
  48 libc_hidden_proto (__isoc23_wcstoll)
  49 libc_hidden_proto (__isoc23_wcstoull)
  50 libc_hidden_proto (__isoc23_wcstol_l)
  51 libc_hidden_proto (__isoc23_wcstoul_l)
  52 libc_hidden_proto (__isoc23_wcstoll_l)
  53 libc_hidden_proto (__isoc23_wcstoull_l)
  54
  55 #if __GLIBC_USE (C2X_STRTOL)
  56 /* Redirect internal uses of these functions to the C2X versions; the
  57    redirection in the installed header does not work with
  58    libc_hidden_proto.  */
  59 # undef wcstol
  60 # define wcstol __isoc23_wcstol
  61 # undef wcstoul
  62 # define wcstoul __isoc23_wcstoul
  63 # undef wcstoll
  64 # define wcstoll __isoc23_wcstoll
  65 # undef wcstoull
  66 # define wcstoull __isoc23_wcstoull
  67 # undef wcstol_l
  68 # define wcstol_l __isoc23_wcstol_l
  69 # undef wcstoul_l
  70 # define wcstoul_l __isoc23_wcstoul_l
  71 # undef wcstoll_l
  72 # define wcstoll_l __isoc23_wcstoll_l
  73 # undef wcstoull_l
  74 # define wcstoull_l __isoc23_wcstoull_l
  75 #endif
  76
  77
  78 extern double __wcstod_internal (const wchar_t *__restrict __nptr,
  79                                  wchar_t **__restrict __endptr, int __group)
  80      __THROW;
  81 extern float __wcstof_internal (const wchar_t *__restrict __nptr,
  82                                 wchar_t **__restrict __endptr, int __group)
  83      __THROW;
  84 extern long double __wcstold_internal (const wchar_t *__restrict __nptr,
  85                                        wchar_t **__restrict __endptr,
  86                                        int __group) __THROW;
  87 extern long int __wcstol_internal (const wchar_t *__restrict __nptr,
  88                                    wchar_t **__restrict __endptr,
  89                                    int __base, int __group) __THROW;
  90 extern unsigned long int __wcstoul_internal (const wchar_t *__restrict __npt,
  91                                              wchar_t **__restrict __endptr,
  92                                              int __base, int __group) __THROW;
  93 __extension__
  94 extern long long int __wcstoll_internal (const wchar_t *__restrict __nptr,
  95                                          wchar_t **__restrict __endptr,
  96                                          int __base, int __group) __THROW;
  97 __extension__
  98 extern unsigned long long int __wcstoull_internal (const wchar_t *
  99                                                    __restrict __nptr,
 100                                                    wchar_t **
 101                                                    __restrict __endptr,
 102                                                    int __base,
 103                                                    int __group) __THROW;
 104 extern unsigned long long int ____wcstoull_l_internal (const wchar_t *,
 105                                                        wchar_t **, int, int,
 106                                                        bool, locale_t);
 107 libc_hidden_proto (__wcstof_internal)
 108 libc_hidden_proto (__wcstod_internal)
 109 libc_hidden_proto (__wcstold_internal)
 110 libc_hidden_proto (__wcstol_internal)
 111 libc_hidden_proto (__wcstoll_internal)
 112 libc_hidden_proto (__wcstoul_internal)
 113 libc_hidden_proto (__wcstoull_internal)
 114 libc_hidden_proto (wcstof)
 115 libc_hidden_proto (wcstod)
 116 libc_hidden_ldbl_proto (wcstold)
 117 libc_hidden_proto (wcstol)
 118 libc_hidden_proto (wcstoll)
 119 libc_hidden_proto (wcstoul)
 120 libc_hidden_proto (wcstoull)
 121
 122 extern float ____wcstof_l_internal (const wchar_t *, wchar_t **, int,
 123                                     locale_t) attribute_hidden;
 124 extern double ____wcstod_l_internal (const wchar_t *, wchar_t **, int,
 125                                      locale_t) attribute_hidden;
 126 extern long double ____wcstold_l_internal (const wchar_t *, wchar_t **,
 127                                            int, locale_t) attribute_hidden;
 128 extern long int ____wcstol_l_internal (const wchar_t *, wchar_t **, int,
 129                                        int, bool, locale_t) attribute_hidden;
 130 extern unsigned long int ____wcstoul_l_internal (const wchar_t *,
 131                                                  wchar_t **,
 132                                                  int, int, bool, locale_t)
 133      attribute_hidden;
 134 extern long long int ____wcstoll_l_internal (const wchar_t *, wchar_t **,
 135                                              int, int, bool, locale_t)
 136      attribute_hidden;
 137 extern unsigned long long int ____wcstoull_l_internal (const wchar_t *,
 138                                                        wchar_t **, int, int,
 139                                                        bool, locale_t)
 140      attribute_hidden;
 141
 142 #if __HAVE_DISTINCT_FLOAT128
 143 extern __typeof (wcstof128_l) __wcstof128_l;
 144 libc_hidden_proto (__wcstof128_l)
 145 extern _Float128 __wcstof128_internal (const wchar_t *__restrict __nptr,
 146                                        wchar_t **__restrict __endptr,
 147                                        int __group) __THROW;
 148
 149 extern _Float128 ____wcstof128_l_internal (const wchar_t *, wchar_t **, int,
 150                                            locale_t) attribute_hidden;
 151
 152 libc_hidden_proto (__wcstof128_internal)
 153 libc_hidden_proto (wcstof128)
 154 #endif
 155
 156 libc_hidden_proto (__wcscasecmp_l)
 157 libc_hidden_proto (__wcsncasecmp_l)
 158
 159 libc_hidden_proto (__wcscoll_l)
 160 libc_hidden_proto (__wcsxfrm_l)
 161
 162 libc_hidden_proto (fputws_unlocked)
 163 libc_hidden_proto (putwc_unlocked)
 164 libc_hidden_proto (putwc)
 165
 166 libc_hidden_proto (mbrtowc)
 167 libc_hidden_proto (wcrtomb)
 168 extern int __wcscmp (const wchar_t *__s1, const wchar_t *__s2)
 169      __THROW __attribute_pure__;
 170 libc_hidden_proto (__wcscmp)
 171 libc_hidden_proto (wcsftime)
 172 libc_hidden_proto (wcsspn)
 173 libc_hidden_proto (wcschr)
 174 /* The C++ overloading of wcschr means we have to repeat the type to
 175    declare __wcschr instead of using typeof, to avoid errors in C++
 176    tests; in addition, __THROW cannot be used with a function type
 177    from typeof in C++.  The same applies to __wmemchr and, as regards
 178    __THROW, to __wcscmp and __wcscoll.  */
 179 extern wchar_t *__wcschr (const wchar_t *__wcs, wchar_t __wc)
 180      __THROW __attribute_pure__;
 181 libc_hidden_proto (__wcschr)
 182 extern int __wcscoll (const wchar_t *__s1, const wchar_t *__s2) __THROW;
 183 libc_hidden_proto (__wcscoll)
 184 libc_hidden_proto (wcspbrk)
 185
 186 extern __typeof (wmemset) __wmemset;
 187 extern wchar_t *__wmemchr (const wchar_t *__s, wchar_t __c, size_t __n)
 188      __THROW __attribute_pure__;
 189 libc_hidden_proto (wmemchr)
 190 libc_hidden_proto (__wmemchr)
 191 libc_hidden_proto (wmemset)
 192 libc_hidden_proto (__wmemset)
 193 extern int __wmemcmp (const wchar_t *__s1, const wchar_t *__s2, size_t __n)
 194      __THROW __attribute_pure__;
 195
 196 /* Now define the internal interfaces.  */
 197 extern int __wcscasecmp (const wchar_t *__s1, const wchar_t *__s2)
 198      __attribute_pure__;
 199 extern int __wcsncasecmp (const wchar_t *__s1, const wchar_t *__s2,
 200                           size_t __n)
 201      __attribute_pure__;
 202 extern size_t __wcslen (const wchar_t *__s) __attribute_pure__;
 203 extern size_t __wcsnlen (const wchar_t *__s, size_t __maxlen)
 204      __attribute_pure__;
 205 extern wchar_t *__wcscat (wchar_t *dest, const wchar_t *src);
 206 extern wint_t __btowc (int __c) attribute_hidden;
 207 extern int __mbsinit (const __mbstate_t *__ps);
 208 extern size_t __mbrtowc (wchar_t *__restrict __pwc,
 209                          const char *__restrict __s, size_t __n,
 210                          __mbstate_t *__restrict __p);
 211 libc_hidden_proto (__mbrtowc)
 212 libc_hidden_proto (__mbrlen)
 213 extern size_t __wcrtomb (char *__restrict __s, wchar_t __wc,
 214                          __mbstate_t *__restrict __ps) attribute_hidden;
 215 extern size_t __wcrtomb_internal (char *__restrict __s, wchar_t __wc,
 216                                   __mbstate_t *__restrict __ps,
 217                                   size_t __s_size)
 218      attribute_hidden;
 219 extern size_t __mbsrtowcs (wchar_t *__restrict __dst,
 220                            const char **__restrict __src,
 221                            size_t __len, __mbstate_t *__restrict __ps)
 222      attribute_hidden;
 223 extern size_t __wcsrtombs (char *__restrict __dst,
 224                            const wchar_t **__restrict __src,
 225                            size_t __len, __mbstate_t *__restrict __ps)
 226      attribute_hidden;
 227 extern size_t __mbsnrtowcs (wchar_t *__restrict __dst,
 228                             const char **__restrict __src, size_t __nmc,
 229                             size_t __len, __mbstate_t *__restrict __ps)
 230      attribute_hidden;
 231 extern size_t __wcsnrtombs (char *__restrict __dst,
 232                             const wchar_t **__restrict __src,
 233                             size_t __nwc, size_t __len,
 234                             __mbstate_t *__restrict __ps)
 235      attribute_hidden;
 236 extern wchar_t *__wcscpy (wchar_t *__restrict __dest,
 237                           const wchar_t *__restrict __src)
 238                           attribute_hidden __nonnull ((1, 2));
 239 libc_hidden_proto (__wcscpy)
 240 extern wchar_t *__wcsncpy (wchar_t *__restrict __dest,
 241                            const wchar_t *__restrict __src, size_t __n);
 242 extern wchar_t *__wcpcpy (wchar_t *__dest, const wchar_t *__src);
 243 extern wchar_t *__wcpncpy (wchar_t *__dest, const wchar_t *__src,
 244                            size_t __n);
 245 extern wchar_t *__wmemcpy (wchar_t *__s1, const wchar_t *s2,
 246                            size_t __n) attribute_hidden;
 247 extern wchar_t *__wmempcpy (wchar_t *__restrict __s1,
 248                             const wchar_t *__restrict __s2,
 249                             size_t __n) attribute_hidden;
 250 extern wchar_t *__wmemmove (wchar_t *__s1, const wchar_t *__s2,
 251                             size_t __n) attribute_hidden;
 252 extern wchar_t *__wcschrnul (const wchar_t *__s, wchar_t __wc)
 253      __attribute_pure__;
 254
 255 extern wchar_t *__wmemset_chk (wchar_t *__s, wchar_t __c, size_t __n,
 256                                size_t __ns) __THROW;
 257
 258 extern int __vfwscanf (__FILE *__restrict __s,
 259                        const wchar_t *__restrict __format,
 260                        __gnuc_va_list __arg)
 261      attribute_hidden
 262      /* __attribute__ ((__format__ (__wscanf__, 2, 0)) */;
 263 extern int __fwprintf (__FILE *__restrict __s,
 264                        const wchar_t *__restrict __format, ...)
 265      attribute_hidden
 266      /* __attribute__ ((__format__ (__wprintf__, 2, 3))) */;
 267 extern int __vfwprintf_chk (FILE *__restrict __s, int __flag,
 268                             const wchar_t *__restrict __format,
 269                             __gnuc_va_list __arg)
 270      /* __attribute__ ((__format__ (__wprintf__, 3, 0))) */;
 271 extern int __vswprintf_chk (wchar_t *__restrict __s, size_t __n,
 272                             int __flag, size_t __s_len,
 273                             const wchar_t *__restrict __format,
 274                             __gnuc_va_list __arg)
 275      /* __attribute__ ((__format__ (__wprintf__, 5, 0))) */;
 276
 277 extern int __isoc99_fwscanf (__FILE *__restrict __stream,
 278                              const wchar_t *__restrict __format, ...);
 279 extern int __isoc99_wscanf (const wchar_t *__restrict __format, ...);
 280 extern int __isoc99_swscanf (const wchar_t *__restrict __s,
 281                              const wchar_t *__restrict __format, ...)
 282      __THROW;
 283 extern int __isoc99_vfwscanf (__FILE *__restrict __s,
 284                               const wchar_t *__restrict __format,
 285                               __gnuc_va_list __arg);
 286 extern int __isoc99_vwscanf (const wchar_t *__restrict __format,
 287                              __gnuc_va_list __arg);
 288 extern int __isoc99_vswscanf (const wchar_t *__restrict __s,
 289                               const wchar_t *__restrict __format,
 290                               __gnuc_va_list __arg) __THROW;
 291 extern int __isoc23_fwscanf (__FILE *__restrict __stream,
 292                              const wchar_t *__restrict __format, ...);
 293 extern int __isoc23_wscanf (const wchar_t *__restrict __format, ...);
 294 extern int __isoc23_swscanf (const wchar_t *__restrict __s,
 295                              const wchar_t *__restrict __format, ...)
 296      __THROW;
 297 extern int __isoc23_vfwscanf (__FILE *__restrict __s,
 298                               const wchar_t *__restrict __format,
 299                               __gnuc_va_list __arg);
 300 extern int __isoc23_vwscanf (const wchar_t *__restrict __format,
 301                              __gnuc_va_list __arg);
 302 extern int __isoc23_vswscanf (const wchar_t *__restrict __s,
 303                               const wchar_t *__restrict __format,
 304                               __gnuc_va_list __arg) __THROW;
 305 libc_hidden_proto (__isoc99_vswscanf)
 306 libc_hidden_proto (__isoc99_vfwscanf)
 307 libc_hidden_proto (__isoc23_vswscanf)
 308 libc_hidden_proto (__isoc23_vfwscanf)
 309
 310 /* Internal functions.  */
 311 extern size_t __mbsrtowcs_l (wchar_t *dst, const char **src, size_t len,
 312                              mbstate_t *ps, locale_t l) attribute_hidden;
 313
 314 /* Special version.  We know that all uses of mbsinit inside the libc
 315    have a non-NULL parameter.  And certainly we can access the
 316    internals of the data structure directly.  */
 317 #  define mbsinit(state) ((state)->__count == 0)
 318 #  define __mbsinit(state) ((state)->__count == 0)
 319
 320 # endif
 321 #endif