xref: /netbsd-src/include/stdlib.h (revision ae9172d6cd9432a6a1a56760d86b32c57a66c39c)
1 /*	$NetBSD: stdlib.h,v 1.22 1994/12/17 04:19:06 jtc Exp $	*/
2 
3 /*-
4  * Copyright (c) 1990 The Regents of the University of California.
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  * 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  *	@(#)stdlib.h	5.13 (Berkeley) 6/4/91
36  */
37 
38 #ifndef _STDLIB_H_
39 #define _STDLIB_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 #ifdef	_BSD_WCHAR_T_
48 typedef	_BSD_WCHAR_T_	wchar_t;
49 #undef	_BSD_WCHAR_T_
50 #endif
51 
52 typedef struct {
53 	int quot;		/* quotient */
54 	int rem;		/* remainder */
55 } div_t;
56 typedef struct {
57 	long quot;		/* quotient */
58 	long rem;		/* remainder */
59 } ldiv_t;
60 
61 #ifndef	NULL
62 #define	NULL	0
63 #endif
64 
65 #define	EXIT_FAILURE	1
66 #define	EXIT_SUCCESS	0
67 
68 #define	RAND_MAX	0x7fffffff
69 
70 #define	MB_CUR_MAX	1	/* XXX */
71 
72 #include <sys/cdefs.h>
73 
74 __BEGIN_DECLS
75 void	 abort __P((void));
76 int	 abs __P((int));
77 int	 atexit __P((void (*)(void)));
78 double	 atof __P((const char *));
79 int	 atoi __P((const char *));
80 long	 atol __P((const char *));
81 void	*bsearch __P((const void *, const void *, size_t,
82 	    size_t, int (*)(const void *, const void *)));
83 void	*calloc __P((size_t, size_t));
84 div_t	 div __P((int, int));
85 void	 exit __P((int));
86 void	 free __P((void *));
87 char	*getenv __P((const char *));
88 long	 labs __P((long));
89 ldiv_t	 ldiv __P((long, long));
90 void	*malloc __P((size_t));
91 void	 qsort __P((void *, size_t, size_t,
92 	    int (*)(const void *, const void *)));
93 int	 rand __P((void));
94 void	*realloc __P((void *, size_t));
95 void	 srand __P((unsigned));
96 double	 strtod __P((const char *, char **));
97 long	 strtol __P((const char *, char **, int));
98 unsigned long
99 	 strtoul __P((const char *, char **, int));
100 int	 system __P((const char *));
101 
102 /* these are currently just stubs */
103 int	 mblen __P((const char *, size_t));
104 size_t	 mbstowcs __P((wchar_t *, const char *, size_t));
105 int	 wctomb __P((char *, wchar_t));
106 int	 mbtowc __P((wchar_t *, const char *, size_t));
107 size_t	 wcstombs __P((char *, const wchar_t *, size_t));
108 
109 #if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
110 #include <sys/types.h>
111 
112 #if defined(alloca) && (alloca == __builtin_alloca) && (__GNUC__ < 2)
113 void  *alloca __P((int));     /* built-in for gcc */
114 #else
115 void  *alloca __P((size_t));
116 #endif /* __GNUC__ */
117 
118 char	*getbsize __P((int *, long *));
119 char	*cgetcap __P((char *, char *, int));
120 int	 cgetclose __P((void));
121 int	 cgetent __P((char **, char **, char *));
122 int	 cgetfirst __P((char **, char **));
123 int	 cgetmatch __P((char *, char *));
124 int	 cgetnext __P((char **, char **));
125 int	 cgetnum __P((char *, char *, long *));
126 int	 cgetset __P((char *));
127 int	 cgetstr __P((char *, char *, char **));
128 int	 cgetustr __P((char *, char *, char **));
129 
130 int	 daemon __P((int, int));
131 char	*devname __P((int, int));
132 int	 getloadavg __P((double [], int));
133 
134 long	 a64l __P((const char *));
135 char	*l64a __P((long));
136 
137 void	 cfree __P((void *));
138 
139 int	 getopt __P((int, char * const *, const char *));
140 extern	 char *optarg;			/* getopt(3) external variables */
141 extern	 int opterr;
142 extern	 int optind;
143 extern	 int optopt;
144 extern	 int optreset;
145 int	 getsubopt __P((char **, char * const *, char **));
146 extern	 char *suboptarg;		/* getsubopt(3) external variable */
147 
148 int	 heapsort __P((void *, size_t, size_t,
149 	    int (*)(const void *, const void *)));
150 int	 mergesort __P((void *, size_t, size_t,
151 	    int (*)(const void *, const void *)));
152 int	 radixsort __P((const unsigned char **, int, const unsigned char *,
153 	    unsigned));
154 int	 sradixsort __P((const unsigned char **, int, const unsigned char *,
155 	    unsigned));
156 
157 char	*initstate __P((unsigned, char *, int));
158 long	 random __P((void));
159 char	*realpath __P((const char *, char *));
160 char	*setstate __P((char *));
161 void	 srandom __P((unsigned));
162 
163 int	 putenv __P((const char *));
164 int	 setenv __P((const char *, const char *, int));
165 void	 unsetenv __P((const char *));
166 void	 setproctitle __P((const char *, ...));
167 
168 quad_t	 strtoq __P((const char *, char **, int));
169 u_quad_t strtouq __P((const char *, char **, int));
170 
171 double	 drand48 __P((void));
172 double	 erand48 __P((unsigned short[3]));
173 long	 jrand48 __P((unsigned short[3]));
174 void	 lcong48 __P((unsigned short[7]));
175 long	 lrand48 __P((void));
176 long	 mrand48 __P((void));
177 long	 nrand48 __P((unsigned short[3]));
178 unsigned short *seed48 __P((unsigned short[3]));
179 void	 srand48 __P((long));
180 #endif /* !_ANSI_SOURCE && !_POSIX_SOURCE */
181 
182 __END_DECLS
183 
184 #endif /* _STDLIB_H_ */
185