xref: /netbsd-src/include/stdlib.h (revision 7c7c171d130af9949261bc7dce2150a03c3d239c)
1 /*	$NetBSD: stdlib.h,v 1.31 1998/02/04 21:06:14 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  *	@(#)stdlib.h	8.5 (Berkeley) 5/19/95
36  */
37 
38 #ifndef _STDLIB_H_
39 #define _STDLIB_H_
40 
41 #if !defined(_ANSI_SOURCE)	/* for quad_t, etc. */
42 #include <sys/types.h>
43 #endif
44 
45 #include <machine/ansi.h>
46 
47 #ifdef	_BSD_SIZE_T_
48 typedef	_BSD_SIZE_T_	size_t;
49 #undef	_BSD_SIZE_T_
50 #endif
51 
52 #ifdef	_BSD_WCHAR_T_
53 typedef	_BSD_WCHAR_T_	wchar_t;
54 #undef	_BSD_WCHAR_T_
55 #endif
56 
57 typedef struct {
58 	int quot;		/* quotient */
59 	int rem;		/* remainder */
60 } div_t;
61 
62 typedef struct {
63 	long quot;		/* quotient */
64 	long rem;		/* remainder */
65 } ldiv_t;
66 
67 #if !defined(_ANSI_SOURCE)
68 typedef struct {
69 	quad_t quot;		/* quotient */
70 	quad_t rem;		/* remainder */
71 } qdiv_t;
72 #endif
73 
74 
75 #ifndef	NULL
76 #define	NULL	0
77 #endif
78 
79 #define	EXIT_FAILURE	1
80 #define	EXIT_SUCCESS	0
81 
82 #define	RAND_MAX	0x7fffffff
83 
84 #if 0	/* no wide char stuff (yet) */
85 extern int __mb_cur_max;
86 #define	MB_CUR_MAX	__mb_cur_max
87 #else
88 #define	MB_CUR_MAX	1	/* XXX */
89 #endif
90 
91 #include <sys/cdefs.h>
92 
93 __BEGIN_DECLS
94 __dead void
95 	 abort __P((void));
96 __pure int
97 	 abs __P((int));
98 int	 atexit __P((void (*)(void)));
99 double	 atof __P((const char *));
100 int	 atoi __P((const char *));
101 long	 atol __P((const char *));
102 void	*bsearch __P((const void *, const void *, size_t,
103 	    size_t, int (*)(const void *, const void *)));
104 void	*calloc __P((size_t, size_t));
105 div_t	 div __P((int, int));
106 __dead void
107 	 exit __P((int));
108 void	 free __P((void *));
109 char	*getenv __P((const char *));
110 __pure long
111 	 labs __P((long));
112 ldiv_t	 ldiv __P((long, long));
113 void	*malloc __P((size_t));
114 void	 qsort __P((void *, size_t, size_t,
115 	    int (*)(const void *, const void *)));
116 int	 rand __P((void));
117 int	 rand_r __P((unsigned int *));
118 void	*realloc __P((void *, size_t));
119 void	 srand __P((unsigned));
120 double	 strtod __P((const char *, char **));
121 long	 strtol __P((const char *, char **, int));
122 unsigned long
123 	 strtoul __P((const char *, char **, int));
124 int	 system __P((const char *));
125 
126 /* These are currently just stubs. */
127 int	 mblen __P((const char *, size_t));
128 size_t	 mbstowcs __P((wchar_t *, const char *, size_t));
129 int	 wctomb __P((char *, wchar_t));
130 int	 mbtowc __P((wchar_t *, const char *, size_t));
131 size_t	 wcstombs __P((char *, const wchar_t *, size_t));
132 
133 #if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
134 #if defined(alloca) && (alloca == __builtin_alloca) && (__GNUC__ < 2)
135 void	*alloca __P((int));     /* built-in for gcc */
136 #else
137 void	*alloca __P((size_t));
138 #endif /* __GNUC__ */
139 
140 char	*getbsize __P((int *, long *));
141 char	*cgetcap __P((char *, char *, int));
142 int	 cgetclose __P((void));
143 int	 cgetent __P((char **, char **, char *));
144 int	 cgetfirst __P((char **, char **));
145 int	 cgetmatch __P((char *, char *));
146 int	 cgetnext __P((char **, char **));
147 int	 cgetnum __P((char *, char *, long *));
148 int	 cgetset __P((char *));
149 int	 cgetstr __P((char *, char *, char **));
150 int	 cgetustr __P((char *, char *, char **));
151 
152 int	 daemon __P((int, int));
153 char	*devname __P((dev_t, mode_t));
154 int	 getloadavg __P((double [], int));
155 
156 long	 a64l __P((const char *));
157 char	*l64a __P((long));
158 
159 void	 cfree __P((void *));
160 
161 int	 heapsort __P((void *, size_t, size_t,
162 	    int (*)(const void *, const void *)));
163 int	 mergesort __P((void *, size_t, size_t,
164 	    int (*)(const void *, const void *)));
165 int	 radixsort __P((const unsigned char **, int, const unsigned char *,
166 	    unsigned));
167 int	 sradixsort __P((const unsigned char **, int, const unsigned char *,
168 	    unsigned));
169 
170 char	*initstate __P((unsigned long, char *, size_t));
171 long	 random __P((void));
172 char	*realpath __P((const char *, char *));
173 char	*setstate __P((char *));
174 void	 srandom __P((unsigned long));
175 
176 int	 putenv __P((const char *));
177 int	 setenv __P((const char *, const char *, int));
178 void	 unsetenv __P((const char *));
179 void	 setproctitle __P((const char *, ...));
180 
181 quad_t	 qabs __P((quad_t));
182 qdiv_t	 qdiv __P((quad_t, quad_t));
183 quad_t	 strtoq __P((const char *, char **, int));
184 u_quad_t strtouq __P((const char *, char **, int));
185 
186 double	 drand48 __P((void));
187 double	 erand48 __P((unsigned short[3]));
188 long	 jrand48 __P((unsigned short[3]));
189 void	 lcong48 __P((unsigned short[7]));
190 long	 lrand48 __P((void));
191 long	 mrand48 __P((void));
192 long	 nrand48 __P((unsigned short[3]));
193 unsigned short *
194 	 seed48 __P((unsigned short[3]));
195 void	 srand48 __P((long));
196 #endif /* !_ANSI_SOURCE && !_POSIX_SOURCE */
197 
198 __END_DECLS
199 
200 #endif /* !_STDLIB_H_ */
201