xref: /netbsd/include/string.h (revision bf9ec67e)
1 /*	$NetBSD: string.h,v 1.23 2001/03/22 07:37:04 kleink Exp $	*/
2 
3 /*-
4  * Copyright (c) 1990, 1993
5  *	The Regents of the University of California.  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  * 3. All advertising materials mentioning features or use of this software
16  *    must display the following acknowledgement:
17  *	This product includes software developed by the University of
18  *	California, Berkeley and its contributors.
19  * 4. Neither the name of the University nor the names of its contributors
20  *    may be used to endorse or promote products derived from this software
21  *    without specific prior written permission.
22  *
23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33  * SUCH DAMAGE.
34  *
35  *	@(#)string.h	8.1 (Berkeley) 6/2/93
36  */
37 
38 #ifndef _STRING_H_
39 #define	_STRING_H_
40 #include <machine/ansi.h>
41 
42 #ifdef	_BSD_SIZE_T_
43 typedef	_BSD_SIZE_T_	size_t;
44 #undef	_BSD_SIZE_T_
45 #endif
46 
47 #include <sys/null.h>
48 
49 #include <sys/cdefs.h>
50 #include <sys/featuretest.h>
51 
52 __BEGIN_DECLS
53 void	*memchr __P((const void *, int, size_t));
54 int	 memcmp __P((const void *, const void *, size_t));
55 void	*memcpy __P((void * __restrict, const void * __restrict, size_t));
56 void	*memmove __P((void *, const void *, size_t));
57 void	*memset __P((void *, int, size_t));
58 char	*strcat __P((char * __restrict, const char * __restrict));
59 char	*strchr __P((const char *, int));
60 int	 strcmp __P((const char *, const char *));
61 int	 strcoll __P((const char *, const char *));
62 char	*strcpy __P((char * __restrict, const char * __restrict));
63 size_t	 strcspn __P((const char *, const char *));
64 __aconst char *strerror __P((int));
65 size_t	 strlen __P((const char *));
66 char	*strncat __P((char * __restrict, const char * __restrict, size_t));
67 int	 strncmp __P((const char *, const char *, size_t));
68 char	*strncpy __P((char * __restrict, const char * __restrict, size_t));
69 char	*strpbrk __P((const char *, const char *));
70 char	*strrchr __P((const char *, int));
71 size_t	 strspn __P((const char *, const char *));
72 char	*strstr __P((const char *, const char *));
73 char	*strtok __P((char * __restrict, const char * __restrict));
74 #if (!defined(_ANSI_SOURCE) && !defined(_POSIX_C_SOURCE) && \
75      !defined(_XOPEN_SOURCE)) || defined(_REENTRANT) || \
76     (_POSIX_C_SOURCE - 0 >= 199506L) || (_XOPEN_SOURCE - 0 >= 500)
77 char	*strtok_r __P((char *, const char *, char **));
78 #endif /* !defined(_ANSI_SOURCE) || defined(_REENTRANT) || ... */
79 size_t	 strxfrm __P((char * __restrict, const char * __restrict, size_t));
80 
81 #if !defined(_ANSI_SOURCE) && !defined(_POSIX_C_SOURCE) || \
82     defined(_XOPEN_SOURCE)
83 void	*memccpy __P((void *, const void *, int, size_t));
84 char	*strdup __P((const char *));
85 #endif /* !defined(_ANSI_SOURCE) && !defined(_POSIX_C_SOURCE) */
86 
87 #if !defined(_ANSI_SOURCE) && !defined(_POSIX_C_SOURCE) && \
88     !defined(_XOPEN_SOURCE)
89 #include <strings.h>		/* for backwards-compatibilty */
90 size_t	 strlcat __P((char *, const char *, size_t));
91 size_t	 strlcpy __P((char *, const char *, size_t));
92 char	*strsep __P((char **, const char *));
93 #endif /* !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE) && ... */
94 __END_DECLS
95 
96 #endif /* !defined(_STRING_H_) */
97