xref: /openbsd-src/include/wchar.h (revision 4c1e55dc91edd6e69ccc60ce855900fbc12cf34f)
1 /*	$OpenBSD: wchar.h,v 1.23 2012/06/06 16:58:02 matthew Exp $	*/
2 /*	$NetBSD: wchar.h,v 1.16 2003/03/07 07:11:35 tshiozak Exp $	*/
3 
4 /*-
5  * Copyright (c)1999 Citrus Project,
6  * All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27  * SUCH DAMAGE.
28  */
29 
30 /*-
31  * Copyright (c) 1999, 2000 The NetBSD Foundation, Inc.
32  * All rights reserved.
33  *
34  * This code is derived from software contributed to The NetBSD Foundation
35  * by Julian Coleman.
36  *
37  * Redistribution and use in source and binary forms, with or without
38  * modification, are permitted provided that the following conditions
39  * are met:
40  * 1. Redistributions of source code must retain the above copyright
41  *    notice, this list of conditions and the following disclaimer.
42  * 2. Redistributions in binary form must reproduce the above copyright
43  *    notice, this list of conditions and the following disclaimer in the
44  *    documentation and/or other materials provided with the distribution.
45  *
46  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
47  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
48  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
49  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
50  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
51  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
52  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
53  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
54  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
55  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
56  * POSSIBILITY OF SUCH DAMAGE.
57  */
58 
59 #ifndef _WCHAR_H_
60 #define _WCHAR_H_
61 
62 #include <sys/cdefs.h>
63 #include <sys/_types.h>
64 
65 #ifndef	NULL
66 #ifdef	__GNUG__
67 #define	NULL	__null
68 #elif defined(__cplusplus)
69 #define	NULL	0L
70 #else
71 #define	NULL	((void *)0)
72 #endif
73 #endif
74 
75 #include <stdio.h> /* for FILE* */
76 
77 #if !defined(_WCHAR_T_DEFINED_) && !defined(__cplusplus)
78 #define _WCHAR_T_DEFINED_
79 typedef	__wchar_t	wchar_t;
80 #endif
81 
82 #ifndef	_MBSTATE_T_DEFINED_
83 #define	_MBSTATE_T_DEFINED_
84 typedef	__mbstate_t	mbstate_t;
85 #endif
86 
87 #ifndef	_WINT_T_DEFINED_
88 #define	_WINT_T_DEFINED_
89 typedef	__wint_t	wint_t;
90 #endif
91 
92 #ifndef	_SIZE_T_DEFINED_
93 #define	_SIZE_T_DEFINED_
94 typedef	__size_t	size_t;
95 #endif
96 
97 #ifndef	WEOF
98 #define	WEOF 	((wint_t)-1)
99 #endif
100 
101 #ifndef	WCHAR_MIN
102 #define	WCHAR_MIN	(-0x7fffffff - 1)
103 #endif
104 #ifndef	WCHAR_MAX
105 #define	WCHAR_MAX	0x7fffffff
106 #endif
107 
108 __BEGIN_DECLS
109 wint_t	btowc(int);
110 size_t	mbrlen(const char * __restrict, size_t, mbstate_t * __restrict);
111 size_t	mbrtowc(wchar_t * __restrict, const char * __restrict, size_t,
112 	    mbstate_t * __restrict);
113 int	mbsinit(const mbstate_t *);
114 size_t	mbsrtowcs(wchar_t * __restrict, const char ** __restrict, size_t,
115 	    mbstate_t * __restrict);
116 size_t	wcrtomb(char * __restrict, wchar_t, mbstate_t * __restrict);
117 wchar_t	*wcscat(wchar_t * __restrict, const wchar_t * __restrict);
118 wchar_t	*wcschr(const wchar_t *, wchar_t);
119 int	wcscmp(const wchar_t *, const wchar_t *);
120 int	wcscoll(const wchar_t *, const wchar_t *);
121 wchar_t	*wcscpy(wchar_t * __restrict, const wchar_t * __restrict);
122 size_t	wcscspn(const wchar_t *, const wchar_t *);
123 size_t	wcslen(const wchar_t *);
124 wchar_t	*wcsncat(wchar_t * __restrict, const wchar_t * __restrict,
125 	    size_t);
126 int	wcsncmp(const wchar_t *, const wchar_t *, size_t);
127 wchar_t	*wcsncpy(wchar_t * __restrict , const wchar_t * __restrict,
128 	    size_t);
129 wchar_t	*wcspbrk(const wchar_t *, const wchar_t *);
130 wchar_t	*wcsrchr(const wchar_t *, wchar_t);
131 size_t	wcsrtombs(char * __restrict, const wchar_t ** __restrict, size_t,
132 	    mbstate_t * __restrict);
133 size_t	wcsspn(const wchar_t *, const wchar_t *);
134 wchar_t	*wcsstr(const wchar_t *, const wchar_t *);
135 wchar_t *wcstok(wchar_t * __restrict, const wchar_t * __restrict,
136 		     wchar_t ** __restrict);
137 size_t	wcsxfrm(wchar_t *, const wchar_t *, size_t);
138 wchar_t	*wcswcs(const wchar_t *, const wchar_t *);
139 wchar_t	*wmemchr(const wchar_t *, wchar_t, size_t);
140 int	wmemcmp(const wchar_t *, const wchar_t *, size_t);
141 wchar_t	*wmemcpy(wchar_t * __restrict, const wchar_t * __restrict,
142 	    size_t);
143 wchar_t	*wmemmove(wchar_t *, const wchar_t *, size_t);
144 wchar_t	*wmemset(wchar_t *, wchar_t, size_t);
145 
146 size_t	wcslcat(wchar_t *, const wchar_t *, size_t);
147 size_t	wcslcpy(wchar_t *, const wchar_t *, size_t);
148 int	wcswidth(const wchar_t *, size_t);
149 int	wctob(wint_t);
150 int	wcwidth(wchar_t);
151 
152 double wcstod(const wchar_t * __restrict, wchar_t ** __restrict);
153 long int wcstol(const wchar_t * __restrict, wchar_t ** __restrict, int base);
154 unsigned long int wcstoul(const wchar_t * __restrict, wchar_t ** __restrict,
155 		int base);
156 
157 #if __POSIX_VISIBLE >= 200809
158 wchar_t	*wcsdup(const wchar_t *);
159 int wcscasecmp(const wchar_t *, const wchar_t *);
160 int wcsncasecmp(const wchar_t *, const wchar_t *, size_t);
161 
162 size_t mbsnrtowcs(wchar_t * __restrict, const char ** __restrict, size_t,
163     size_t, mbstate_t * __restrict);
164 size_t wcsnrtombs(char * __restrict, const wchar_t ** __restrict, size_t,
165     size_t, mbstate_t * __restrict);
166 #endif
167 
168 #if __ISO_C_VISIBLE >= 1999
169 float	wcstof(const wchar_t * __restrict, wchar_t ** __restrict);
170 long double wcstold(const wchar_t * __restrict, wchar_t ** __restrict);
171 size_t wcsftime(wchar_t * __restrict, size_t, const wchar_t *__restrict,
172 	const struct tm *__restrict);
173 #endif
174 
175 #if (defined(__GNUC__) && __GNUC__ >= 2 && !defined(__STRICT_ANSI__)) || \
176     __ISO_C_VISIBLE >= 1999
177 /* LONGLONG */
178 long long int wcstoll(const wchar_t * __restrict,
179 	wchar_t ** __restrict, int base);
180 /* LONGLONG */
181 unsigned long long int wcstoull(const wchar_t * __restrict,
182 	wchar_t ** __restrict, int base);
183 #endif
184 
185 wint_t ungetwc(wint_t, FILE *);
186 wint_t fgetwc(FILE *);
187 wchar_t *fgetws(wchar_t * __restrict, int, FILE * __restrict);
188 wint_t getwc(FILE *);
189 wint_t getwchar(void);
190 wint_t fputwc(wchar_t, FILE *);
191 int fputws(const wchar_t * __restrict, FILE * __restrict);
192 wint_t putwc(wchar_t, FILE *);
193 wint_t putwchar(wchar_t);
194 
195 int fwide(FILE *, int);
196 
197 int fwprintf(FILE * __restrict, const wchar_t * __restrict, ...);
198 int swprintf(wchar_t * __restrict, size_t, const wchar_t * __restrict, ...);
199 int vfwprintf(FILE * __restrict, const wchar_t * __restrict, __va_list);
200 int vswprintf(wchar_t * __restrict, size_t, const wchar_t * __restrict,
201 	__va_list);
202 int vwprintf(const wchar_t * __restrict, __va_list);
203 int wprintf(const wchar_t * __restrict, ...);
204 
205 int fwscanf(FILE * __restrict, const wchar_t * __restrict, ...);
206 int swscanf(const wchar_t * __restrict, const wchar_t * __restrict, ...);
207 int vfwscanf(FILE * __restrict, const wchar_t * __restrict, __va_list);
208 int vswscanf(const wchar_t * __restrict, const wchar_t * __restrict, __va_list);
209 int vwscanf(const wchar_t * __restrict, __va_list);
210 int wscanf(const wchar_t * __restrict, ...);
211 
212 #define getwc(f) fgetwc(f)
213 #define getwchar() getwc(stdin)
214 #define putwc(wc, f) fputwc((wc), (f))
215 #define putwchar(wc) putwc((wc), stdout)
216 __END_DECLS
217 
218 #endif /* !_WCHAR_H_ */
219