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wchar.h revision 1.42.8.2
      1 /*	$NetBSD: wchar.h,v 1.42.8.2 2018/01/20 19:36:29 perseant Exp $	*/
      2 
      3 /*-
      4  * Copyright (c)1999 Citrus Project,
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  *
     16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     26  * SUCH DAMAGE.
     27  */
     28 
     29 /*-
     30  * Copyright (c) 1999, 2000 The NetBSD Foundation, Inc.
     31  * All rights reserved.
     32  *
     33  * This code is derived from software contributed to The NetBSD Foundation
     34  * by Julian Coleman.
     35  *
     36  * Redistribution and use in source and binary forms, with or without
     37  * modification, are permitted provided that the following conditions
     38  * are met:
     39  * 1. Redistributions of source code must retain the above copyright
     40  *    notice, this list of conditions and the following disclaimer.
     41  * 2. Redistributions in binary form must reproduce the above copyright
     42  *    notice, this list of conditions and the following disclaimer in the
     43  *    documentation and/or other materials provided with the distribution.
     44  *
     45  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     46  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     47  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     48  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     49  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     50  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     51  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     52  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     53  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     54  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     55  * POSSIBILITY OF SUCH DAMAGE.
     56  */
     57 
     58 #ifndef _WCHAR_H_
     59 #define _WCHAR_H_
     60 
     61 #include <sys/cdefs.h>
     62 #include <sys/featuretest.h>
     63 #include <machine/wchar_limits.h>
     64 #include <sys/ansi.h>
     65 #include <sys/null.h>
     66 
     67 #include <stdio.h> /* for FILE* */
     68 
     69 /* We use ISO10646 for our wchar represenation */
     70 /* #define __STDC_ISO_10646__ */
     71 
     72 #if defined(_BSD_WCHAR_T_) && !defined(__cplusplus)
     73 typedef	_BSD_WCHAR_T_	wchar_t;
     74 #undef	_BSD_WCHAR_T_
     75 #endif
     76 
     77 #ifdef	_BSD_MBSTATE_T_
     78 typedef	_BSD_MBSTATE_T_	mbstate_t;
     79 #undef	_BSD_MBSTATE_T_
     80 #endif
     81 
     82 #ifdef	_BSD_WINT_T_
     83 typedef	_BSD_WINT_T_	wint_t;
     84 #undef	_BSD_WINT_T_
     85 #endif
     86 
     87 #ifdef	_BSD_SIZE_T_
     88 typedef	_BSD_SIZE_T_	size_t;
     89 #undef	_BSD_SIZE_T_
     90 #endif
     91 
     92 #if defined(_POSIX_C_SOURCE)
     93 #ifndef __VA_LIST_DECLARED
     94 typedef __va_list va_list;
     95 #define __VA_LIST_DECLARED
     96 #endif
     97 #endif
     98 
     99 struct tm;
    100 
    101 __BEGIN_DECLS
    102 wint_t	btowc(int);
    103 size_t	mbrlen(const char * __restrict, size_t, mbstate_t * __restrict);
    104 size_t	mbrtowc(wchar_t * __restrict, const char * __restrict, size_t,
    105 	    mbstate_t * __restrict);
    106 int	mbsinit(const mbstate_t *);
    107 size_t	mbsrtowcs(wchar_t * __restrict, const char ** __restrict, size_t,
    108 	    mbstate_t * __restrict);
    109 size_t	wcrtomb(char * __restrict, wchar_t, mbstate_t * __restrict);
    110 wchar_t	*wcscat(wchar_t * __restrict, const wchar_t * __restrict);
    111 wchar_t	*wcschr(const wchar_t *, wchar_t);
    112 int	wcscmp(const wchar_t *, const wchar_t *);
    113 int	wcscoll(const wchar_t *, const wchar_t *);
    114 wchar_t	*wcscpy(wchar_t * __restrict, const wchar_t * __restrict);
    115 size_t	wcscspn(const wchar_t *, const wchar_t *);
    116 size_t	wcsftime(wchar_t * __restrict, size_t, const wchar_t * __restrict,
    117 	    const struct tm * __restrict);
    118 size_t	wcslen(const wchar_t *);
    119 wchar_t	*wcsncat(wchar_t * __restrict, const wchar_t * __restrict, size_t);
    120 int	wcsncmp(const wchar_t *, const wchar_t *, size_t);
    121 wchar_t	*wcsncpy(wchar_t * __restrict , const wchar_t * __restrict, size_t);
    122 size_t	wcsnlen(const wchar_t *, size_t);
    123 wchar_t	*wcspbrk(const wchar_t *, const wchar_t *);
    124 wchar_t	*wcsrchr(const wchar_t *, wchar_t);
    125 size_t	wcsrtombs(char * __restrict, const wchar_t ** __restrict, size_t,
    126 	    mbstate_t * __restrict);
    127 size_t	wcsspn(const wchar_t *, const wchar_t *);
    128 wchar_t	*wcsstr(const wchar_t *, const wchar_t *);
    129 wchar_t *wcstok(wchar_t * __restrict, const wchar_t * __restrict,
    130 		     wchar_t ** __restrict);
    131 size_t	wcsxfrm(wchar_t *, const wchar_t *, size_t);
    132 wchar_t	*wcswcs(const wchar_t *, const wchar_t *);
    133 wchar_t	*wmemchr(const wchar_t *, wchar_t, size_t);
    134 int	wmemcmp(const wchar_t *, const wchar_t *, size_t);
    135 wchar_t	*wmemcpy(wchar_t * __restrict, const wchar_t * __restrict, size_t);
    136 wchar_t	*wmemmove(wchar_t *, const wchar_t *, size_t);
    137 wchar_t	*wmemset(wchar_t *, wchar_t, size_t);
    138 
    139 size_t	wcslcat(wchar_t *, const wchar_t *, size_t);
    140 size_t	wcslcpy(wchar_t *, const wchar_t *, size_t);
    141 int	wcswidth(const wchar_t *, size_t);
    142 int	wctob(wint_t);
    143 int	wcwidth(wchar_t);
    144 
    145 unsigned long int wcstoul(const wchar_t * __restrict,
    146 	wchar_t ** __restrict, int);
    147 long int wcstol(const wchar_t * __restrict,
    148 	wchar_t ** __restrict, int);
    149 double wcstod(const wchar_t * __restrict, wchar_t ** __restrict);
    150 
    151 #if defined(_ISOC99_SOURCE) || (__STDC_VERSION__ - 0) > 199901L || \
    152     defined(_NETBSD_SOURCE) || \
    153 	(_POSIX_C_SOURCE - 0) >= 200112L || (_XOPEN_SOURCE - 0) >= 600
    154 float wcstof(const wchar_t * __restrict, wchar_t ** __restrict);
    155 long double wcstold(const wchar_t * __restrict, wchar_t ** __restrict);
    156 
    157 /* LONGLONG */
    158 long long int wcstoll(const wchar_t * __restrict,
    159 	wchar_t ** __restrict, int);
    160 /* LONGLONG */
    161 unsigned long long int wcstoull(const wchar_t * __restrict,
    162 	wchar_t ** __restrict, int);
    163 #endif
    164 
    165 #if (_POSIX_C_SOURCE - 0) >= 200809L || (_XOPEN_SOURCE - 0) >= 700 || \
    166     defined(_NETBSD_SOURCE)
    167 FILE	*open_wmemstream(wchar_t **, size_t *);
    168 #endif
    169 
    170 wint_t ungetwc(wint_t, FILE *);
    171 wint_t fgetwc(FILE *);
    172 wchar_t *fgetws(wchar_t * __restrict, int, FILE * __restrict);
    173 wint_t getwc(FILE *);
    174 wint_t getwchar(void);
    175 wint_t fputwc(wchar_t, FILE *);
    176 int fputws(const wchar_t * __restrict, FILE * __restrict);
    177 wint_t putwc(wchar_t, FILE *);
    178 wint_t putwchar(wchar_t);
    179 
    180 int fwide(FILE *, int);
    181 
    182 wchar_t	*fgetwln(FILE * __restrict, size_t * __restrict);
    183 int fwprintf(FILE * __restrict, const wchar_t * __restrict, ...);
    184 int fwscanf(FILE * __restrict, const wchar_t * __restrict, ...);
    185 int swprintf(wchar_t * __restrict, size_t n, const wchar_t * __restrict, ...);
    186 int swscanf(const wchar_t * __restrict, const wchar_t * __restrict, ...);
    187 int vfwprintf(FILE * __restrict, const wchar_t * __restrict, __va_list);
    188 int vswprintf(wchar_t * __restrict, size_t, const wchar_t * __restrict,
    189     __va_list);
    190 int vwprintf(const wchar_t * __restrict, __va_list);
    191 int wprintf(const wchar_t * __restrict, ...);
    192 int wscanf(const wchar_t * __restrict, ...);
    193 #if defined(_ISOC99_SOURCE) || (__STDC_VERSION__ - 0) > 199901L || \
    194     defined(_NETBSD_SOURCE) || \
    195 	(_POSIX_C_SOURCE - 0) >= 200112L || (_XOPEN_SOURCE - 0) >= 600
    196 int vfwscanf(FILE * __restrict, const wchar_t * __restrict, __va_list);
    197 int vswscanf(const wchar_t * __restrict, const wchar_t * __restrict,
    198     __va_list);
    199 int vwscanf(const wchar_t * __restrict, __va_list);
    200 #endif
    201 #if defined(_NETBSD_SOURCE)
    202 struct tinfo;
    203 int t_putws(struct tinfo *, const wchar_t *, int, void (*)(wchar_t, void *),
    204     void *);
    205 wchar_t *wcsdup (const wchar_t *);
    206 int wcsncasecmp (const wchar_t *, const wchar_t *, size_t);
    207 int wcscasecmp(const wchar_t *, const wchar_t *);
    208 #endif
    209 __END_DECLS
    210 
    211 #ifndef WEOF
    212 #define	WEOF 	((wint_t)-1)
    213 #endif
    214 
    215 #define getwc(f) fgetwc(f)
    216 #define getwchar() getwc(stdin)
    217 #define putwc(wc, f) fputwc((wc), (f))
    218 #define putwchar(wc) putwc((wc), stdout)
    219 
    220 #if (_POSIX_C_SOURCE - 0) >= 200809L || defined(_NETBSD_SOURCE)
    221 #  ifndef __LOCALE_T_DECLARED
    222 typedef struct _locale		*locale_t;
    223 #  define __LOCALE_T_DECLARED
    224 #  endif
    225 __BEGIN_DECLS
    226 size_t	mbsnrtowcs(wchar_t * __restrict, const char ** __restrict, size_t,
    227 	    size_t, mbstate_t * __restrict);
    228 size_t	wcsnrtombs(char * __restrict, const wchar_t ** __restrict, size_t,
    229 	    size_t, mbstate_t * __restrict);
    230 
    231 int	wcscoll_l(const wchar_t *, const wchar_t *, locale_t);
    232 size_t	wcsxfrm_l(wchar_t *, const wchar_t *, size_t, locale_t);
    233 int wcsncasecmp_l(const wchar_t *, const wchar_t *, size_t, locale_t);
    234 int wcscasecmp_l(const wchar_t *, const wchar_t *, locale_t);
    235 
    236 size_t	wcsftime_l(wchar_t * __restrict, size_t, const wchar_t * __restrict,
    237 	    const struct tm * __restrict, locale_t);
    238 
    239 float wcstof_l(const wchar_t * __restrict, wchar_t ** __restrict, locale_t);
    240 double wcstod_l(const wchar_t * __restrict, wchar_t ** __restrict, locale_t);
    241 long double wcstold_l(const wchar_t * __restrict, wchar_t ** __restrict,
    242     locale_t);
    243 long int wcstol_l(const wchar_t * __restrict, wchar_t ** __restrict, int,
    244 		  locale_t);
    245 unsigned long int wcstoul_l(const wchar_t * __restrict,
    246 	wchar_t ** __restrict, int, locale_t);
    247 /* LONGLONG */
    248 long long int wcstoll_l(const wchar_t * __restrict, wchar_t ** __restrict, int,
    249 			locale_t);
    250 /* LONGLONG */
    251 unsigned long long int wcstoull_l(const wchar_t * __restrict,
    252 				  wchar_t ** __restrict, int, locale_t);
    253 int	wcwidth_l(wchar_t, locale_t);
    254 int	wcswidth_l(const wchar_t *, size_t, locale_t);
    255 __END_DECLS
    256 #endif /* _POSIX_C_SOURCE || _NETBSD_SOURCE */
    257 
    258 #if defined(_NETBSD_SOURCE)
    259 __BEGIN_DECLS
    260 wint_t	btowc_l(int, locale_t);
    261 size_t	mbrlen_l(const char * __restrict, size_t, mbstate_t * __restrict,
    262 		locale_t);
    263 size_t	mbrtowc_l(wchar_t * __restrict, const char * __restrict, size_t,
    264 	    mbstate_t * __restrict, locale_t);
    265 int	mbsinit_l(const mbstate_t *, locale_t);
    266 size_t	mbsrtowcs_l(wchar_t * __restrict, const char ** __restrict, size_t,
    267 	    mbstate_t * __restrict, locale_t);
    268 size_t	mbsnrtowcs_l(wchar_t * __restrict, const char ** __restrict, size_t,
    269 	    size_t, mbstate_t * __restrict, locale_t);
    270 size_t	wcrtomb_l(char * __restrict, wchar_t, mbstate_t * __restrict, locale_t);
    271 size_t	wcsrtombs_l(char * __restrict, const wchar_t ** __restrict, size_t,
    272 	    mbstate_t * __restrict, locale_t);
    273 size_t	wcsnrtombs_l(char * __restrict, const wchar_t ** __restrict, size_t,
    274 	    size_t, mbstate_t * __restrict, locale_t);
    275 int	wctob_l(wint_t, locale_t);
    276 
    277 int fwprintf_l(FILE * __restrict, locale_t, const wchar_t * __restrict, ...);
    278 int swprintf_l(wchar_t * __restrict, size_t n, locale_t,
    279     const wchar_t * __restrict, ...);
    280 int vfwprintf_l(FILE * __restrict, locale_t,
    281     const wchar_t * __restrict, __va_list);
    282 int vswprintf_l(wchar_t * __restrict, size_t, locale_t,
    283     const wchar_t * __restrict, __va_list);
    284 int vwprintf_l(locale_t, const wchar_t * __restrict, __va_list);
    285 int wprintf_l(locale_t, const wchar_t * __restrict, ...);
    286 
    287 int fwscanf_l(FILE * __restrict, locale_t, const wchar_t * __restrict, ...);
    288 int swscanf_l(const wchar_t * __restrict, locale_t, const wchar_t *
    289     __restrict, ...);
    290 int wscanf_l(locale_t, const wchar_t * __restrict, ...);
    291 int vfwscanf_l(FILE * __restrict, locale_t, const wchar_t * __restrict,
    292     __va_list);
    293 int vswscanf_l(const wchar_t * __restrict, locale_t, const wchar_t * __restrict,
    294     __va_list);
    295 int vwscanf_l(locale_t, const wchar_t * __restrict, __va_list);
    296 __END_DECLS
    297 #endif /* _NETBSD_SOURCE */
    298 
    299 #endif /* !_WCHAR_H_ */
    300