xref: /freebsd/include/wchar.h (revision 732a02b4e77866604a120a275c082bb6221bd2ff)
1 /*-
2  * SPDX-License-Identifier: (BSD-2-Clause AND BSD-2-Clause-NetBSD)
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  * $FreeBSD$
29  */
30 
31 /*-
32  * Copyright (c) 1999, 2000 The NetBSD Foundation, Inc.
33  * All rights reserved.
34  *
35  * This code is derived from software contributed to The NetBSD Foundation
36  * by Julian Coleman.
37  *
38  * Redistribution and use in source and binary forms, with or without
39  * modification, are permitted provided that the following conditions
40  * are met:
41  * 1. Redistributions of source code must retain the above copyright
42  *    notice, this list of conditions and the following disclaimer.
43  * 2. Redistributions in binary form must reproduce the above copyright
44  *    notice, this list of conditions and the following disclaimer in the
45  *    documentation and/or other materials provided with the distribution.
46  *
47  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
48  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
49  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
50  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
51  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
52  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
53  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
54  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
55  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
56  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
57  * POSSIBILITY OF SUCH DAMAGE.
58  *
59  *	$NetBSD: wchar.h,v 1.8 2000/12/22 05:31:42 itojun Exp $
60  */
61 
62 #ifndef _WCHAR_H_
63 #define _WCHAR_H_
64 
65 #include <sys/cdefs.h>
66 #include <sys/_null.h>
67 #include <sys/_types.h>
68 #include <machine/_limits.h>
69 #include <_ctype.h>
70 
71 #ifndef _MBSTATE_T_DECLARED
72 typedef	__mbstate_t	mbstate_t;
73 #define	_MBSTATE_T_DECLARED
74 #endif
75 
76 #ifndef _SIZE_T_DECLARED
77 typedef	__size_t	size_t;
78 #define	_SIZE_T_DECLARED
79 #endif
80 
81 #if __POSIX_VISIBLE >= 200809 || __XSI_VISIBLE
82 #ifndef _VA_LIST_DECLARED
83 typedef	__va_list	va_list;
84 #define	_VA_LIST_DECLARED
85 #endif
86 #endif
87 
88 #ifndef	__cplusplus
89 #ifndef _WCHAR_T_DECLARED
90 typedef	___wchar_t	wchar_t;
91 #define	_WCHAR_T_DECLARED
92 #endif
93 #endif
94 
95 #ifndef _WINT_T_DECLARED
96 typedef	__wint_t	wint_t;
97 #define	_WINT_T_DECLARED
98 #endif
99 
100 #define	WCHAR_MIN	__WCHAR_MIN
101 #define	WCHAR_MAX	__WCHAR_MAX
102 
103 #ifndef WEOF
104 #define	WEOF 	((wint_t)-1)
105 #endif
106 
107 #ifndef _STDFILE_DECLARED
108 #define _STDFILE_DECLARED
109 typedef struct __sFILE FILE;
110 #endif
111 struct tm;
112 
113 __BEGIN_DECLS
114 wint_t	btowc(int);
115 wint_t	fgetwc(FILE *);
116 wchar_t	*
117 	fgetws(wchar_t * __restrict, int, FILE * __restrict);
118 wint_t	fputwc(wchar_t, FILE *);
119 int	fputws(const wchar_t * __restrict, FILE * __restrict);
120 int	fwide(FILE *, int);
121 int	fwprintf(FILE * __restrict, const wchar_t * __restrict, ...);
122 int	fwscanf(FILE * __restrict, const wchar_t * __restrict, ...);
123 wint_t	getwc(FILE *);
124 wint_t	getwchar(void);
125 size_t	mbrlen(const char * __restrict, size_t, mbstate_t * __restrict);
126 size_t	mbrtowc(wchar_t * __restrict, const char * __restrict, size_t,
127 	    mbstate_t * __restrict);
128 int	mbsinit(const mbstate_t *);
129 size_t	mbsrtowcs(wchar_t * __restrict, const char ** __restrict, size_t,
130 	    mbstate_t * __restrict);
131 wint_t	putwc(wchar_t, FILE *);
132 wint_t	putwchar(wchar_t);
133 int	swprintf(wchar_t * __restrict, size_t n, const wchar_t * __restrict,
134 	    ...);
135 int	swscanf(const wchar_t * __restrict, const wchar_t * __restrict, ...);
136 wint_t	ungetwc(wint_t, FILE *);
137 int	vfwprintf(FILE * __restrict, const wchar_t * __restrict,
138 	    __va_list);
139 int	vswprintf(wchar_t * __restrict, size_t n, const wchar_t * __restrict,
140 	    __va_list);
141 int	vwprintf(const wchar_t * __restrict, __va_list);
142 size_t	wcrtomb(char * __restrict, wchar_t, mbstate_t * __restrict);
143 wchar_t	*wcscat(wchar_t * __restrict, const wchar_t * __restrict);
144 wchar_t	*wcschr(const wchar_t *, wchar_t) __pure;
145 int	wcscmp(const wchar_t *, const wchar_t *) __pure;
146 int	wcscoll(const wchar_t *, const wchar_t *);
147 wchar_t	*wcscpy(wchar_t * __restrict, const wchar_t * __restrict);
148 size_t	wcscspn(const wchar_t *, const wchar_t *) __pure;
149 size_t	wcsftime(wchar_t * __restrict, size_t, const wchar_t * __restrict,
150 	    const struct tm * __restrict);
151 size_t	wcslen(const wchar_t *) __pure;
152 wchar_t	*wcsncat(wchar_t * __restrict, const wchar_t * __restrict,
153 	    size_t);
154 int	wcsncmp(const wchar_t *, const wchar_t *, size_t) __pure;
155 wchar_t	*wcsncpy(wchar_t * __restrict , const wchar_t * __restrict, size_t);
156 wchar_t	*wcspbrk(const wchar_t *, const wchar_t *) __pure;
157 wchar_t	*wcsrchr(const wchar_t *, wchar_t) __pure;
158 size_t	wcsrtombs(char * __restrict, const wchar_t ** __restrict, size_t,
159 	    mbstate_t * __restrict);
160 size_t	wcsspn(const wchar_t *, const wchar_t *) __pure;
161 wchar_t	*wcsstr(const wchar_t * __restrict, const wchar_t * __restrict)
162 	    __pure;
163 size_t	wcsxfrm(wchar_t * __restrict, const wchar_t * __restrict, size_t);
164 int	wctob(wint_t);
165 double	wcstod(const wchar_t * __restrict, wchar_t ** __restrict);
166 wchar_t	*wcstok(wchar_t * __restrict, const wchar_t * __restrict,
167 	    wchar_t ** __restrict);
168 long	 wcstol(const wchar_t * __restrict, wchar_t ** __restrict, int);
169 unsigned long
170 	 wcstoul(const wchar_t * __restrict, wchar_t ** __restrict, int);
171 wchar_t	*wmemchr(const wchar_t *, wchar_t, size_t) __pure;
172 int	wmemcmp(const wchar_t *, const wchar_t *, size_t) __pure;
173 wchar_t	*wmemcpy(wchar_t * __restrict, const wchar_t * __restrict, size_t);
174 wchar_t	*wmemmove(wchar_t *, const wchar_t *, size_t);
175 wchar_t	*wmemset(wchar_t *, wchar_t, size_t);
176 int	wprintf(const wchar_t * __restrict, ...);
177 int	wscanf(const wchar_t * __restrict, ...);
178 
179 #ifndef _STDSTREAM_DECLARED
180 extern FILE *__stdinp;
181 extern FILE *__stdoutp;
182 extern FILE *__stderrp;
183 #define	_STDSTREAM_DECLARED
184 #endif
185 
186 #define	getwc(fp)	fgetwc(fp)
187 #define	getwchar()	fgetwc(__stdinp)
188 #define	putwc(wc, fp)	fputwc(wc, fp)
189 #define	putwchar(wc)	fputwc(wc, __stdoutp)
190 
191 #if __ISO_C_VISIBLE >= 1999
192 int	vfwscanf(FILE * __restrict, const wchar_t * __restrict,
193 	    __va_list);
194 int	vswscanf(const wchar_t * __restrict, const wchar_t * __restrict,
195 	    __va_list);
196 int	vwscanf(const wchar_t * __restrict, __va_list);
197 float	wcstof(const wchar_t * __restrict, wchar_t ** __restrict);
198 long double
199 	wcstold(const wchar_t * __restrict, wchar_t ** __restrict);
200 #ifdef __LONG_LONG_SUPPORTED
201 /* LONGLONG */
202 long long
203 	wcstoll(const wchar_t * __restrict, wchar_t ** __restrict, int);
204 /* LONGLONG */
205 unsigned long long
206 	 wcstoull(const wchar_t * __restrict, wchar_t ** __restrict, int);
207 #endif
208 #endif	/* __ISO_C_VISIBLE >= 1999 */
209 
210 #if __XSI_VISIBLE
211 int	wcswidth(const wchar_t *, size_t);
212 int	wcwidth(wchar_t);
213 #define	wcwidth(_c)	__wcwidth(_c)
214 #endif
215 
216 #if __POSIX_VISIBLE >= 200809
217 size_t	mbsnrtowcs(wchar_t * __restrict, const char ** __restrict, size_t,
218 	    size_t, mbstate_t * __restrict);
219 FILE	*open_wmemstream(wchar_t **, size_t *);
220 wchar_t	*wcpcpy(wchar_t * __restrict, const wchar_t * __restrict);
221 wchar_t	*wcpncpy(wchar_t * __restrict, const wchar_t * __restrict, size_t);
222 wchar_t	*wcsdup(const wchar_t *) __malloc_like;
223 int	wcscasecmp(const wchar_t *, const wchar_t *);
224 int	wcsncasecmp(const wchar_t *, const wchar_t *, size_t n);
225 size_t	wcsnlen(const wchar_t *, size_t) __pure;
226 size_t	wcsnrtombs(char * __restrict, const wchar_t ** __restrict, size_t,
227 	    size_t, mbstate_t * __restrict);
228 #endif
229 
230 #if __BSD_VISIBLE
231 wchar_t	*fgetwln(FILE * __restrict, size_t * __restrict);
232 size_t	wcslcat(wchar_t *, const wchar_t *, size_t);
233 size_t	wcslcpy(wchar_t *, const wchar_t *, size_t);
234 #endif
235 
236 #if __POSIX_VISIBLE >= 200809 || defined(_XLOCALE_H_)
237 #include <xlocale/_wchar.h>
238 #endif
239 __END_DECLS
240 
241 #endif /* !_WCHAR_H_ */
242