xref: /freebsd/include/stdlib.h (revision 1b6c76a2fe091c74f08427e6c870851025a9cf67)
1 /*-
2  * Copyright (c) 1990, 1993
3  *	The Regents of the University of California.  All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  * 3. All advertising materials mentioning features or use of this software
14  *    must display the following acknowledgement:
15  *	This product includes software developed by the University of
16  *	California, Berkeley and its contributors.
17  * 4. Neither the name of the University nor the names of its contributors
18  *    may be used to endorse or promote products derived from this software
19  *    without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31  * SUCH DAMAGE.
32  *
33  *	@(#)stdlib.h	8.5 (Berkeley) 5/19/95
34  * $FreeBSD$
35  */
36 
37 #ifndef _STDLIB_H_
38 #define	_STDLIB_H_
39 
40 #include <sys/cdefs.h>
41 
42 #include <machine/ansi.h>
43 
44 #if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
45 #ifdef	_BSD_RUNE_T_
46 typedef	_BSD_RUNE_T_	rune_t;
47 #undef	_BSD_RUNE_T_
48 #endif
49 #endif
50 
51 #ifdef	_BSD_SIZE_T_
52 typedef	_BSD_SIZE_T_	size_t;
53 #undef	_BSD_SIZE_T_
54 #endif
55 
56 #ifdef	_BSD_WCHAR_T_
57 typedef	_BSD_WCHAR_T_	wchar_t;
58 #undef	_BSD_WCHAR_T_
59 #endif
60 
61 typedef struct {
62 	int quot;		/* quotient */
63 	int rem;		/* remainder */
64 } div_t;
65 
66 typedef struct {
67 	long quot;		/* quotient */
68 	long rem;		/* remainder */
69 } ldiv_t;
70 
71 #ifndef NULL
72 #define	NULL	0
73 #endif
74 
75 #define	EXIT_FAILURE	1
76 #define	EXIT_SUCCESS	0
77 
78 #define	RAND_MAX	0x7fffffff
79 
80 extern int __mb_cur_max;
81 #define	MB_CUR_MAX	__mb_cur_max
82 
83 __BEGIN_DECLS
84 void	 abort __P((void)) __dead2;
85 int	 abs __P((int)) __pure2;
86 int	 atexit __P((void (*)(void)));
87 double	 atof __P((const char *));
88 int	 atoi __P((const char *));
89 long	 atol __P((const char *));
90 void	*bsearch __P((const void *, const void *, size_t,
91 	    size_t, int (*)(const void *, const void *)));
92 void	*calloc __P((size_t, size_t));
93 div_t	 div __P((int, int)) __pure2;
94 void	 exit __P((int)) __dead2;
95 void	 free __P((void *));
96 char	*getenv __P((const char *));
97 long	 labs __P((long)) __pure2;
98 ldiv_t	 ldiv __P((long, long)) __pure2;
99 void	*malloc __P((size_t));
100 void	 qsort __P((void *, size_t, size_t,
101 	    int (*)(const void *, const void *)));
102 int	 rand __P((void));
103 void	*realloc __P((void *, size_t));
104 void	 srand __P((unsigned));
105 double	 strtod __P((const char *, char **));
106 long	 strtol __P((const char *, char **, int));
107 long long
108 	 strtoll __P((const char *, char **, int));
109 unsigned long
110 	 strtoul __P((const char *, char **, int));
111 unsigned long long
112 	 strtoull __P((const char *, char **, int));
113 int	 system __P((const char *));
114 
115 int	 mblen __P((const char *, size_t));
116 size_t	 mbstowcs __P((wchar_t *, const char *, size_t));
117 int	 wctomb __P((char *, wchar_t));
118 int	 mbtowc __P((wchar_t *, const char *, size_t));
119 size_t	 wcstombs __P((char *, const wchar_t *, size_t));
120 
121 #if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
122 extern char *_malloc_options;
123 extern void (*_malloc_message)__P((char *p1, char *p2, char *p3, char *p4));
124 
125 int	 putenv __P((const char *));
126 int	 setenv __P((const char *, const char *, int));
127 
128 double	 drand48 __P((void));
129 double	 erand48 __P((unsigned short[3]));
130 long	 jrand48 __P((unsigned short[3]));
131 void	 lcong48 __P((unsigned short[7]));
132 long	 lrand48 __P((void));
133 long	 mrand48 __P((void));
134 long	 nrand48 __P((unsigned short[3]));
135 unsigned short
136 	*seed48 __P((unsigned short[3]));
137 void	 srand48 __P((long));
138 
139 void	*alloca __P((size_t));		/* built-in for gcc */
140 					/* getcap(3) functions */
141 __uint32_t
142 	 arc4random __P((void));
143 void	 arc4random_addrandom __P((unsigned char *dat, int datlen));
144 void	 arc4random_stir __P((void));
145 char	*getbsize __P((int *, long *));
146 char	*cgetcap __P((char *, char *, int));
147 int	 cgetclose __P((void));
148 int	 cgetent __P((char **, char **, char *));
149 int	 cgetfirst __P((char **, char **));
150 int	 cgetmatch __P((char *, char *));
151 int	 cgetnext __P((char **, char **));
152 int	 cgetnum __P((char *, char *, long *));
153 int	 cgetset __P((char *));
154 int	 cgetstr __P((char *, char *, char **));
155 int	 cgetustr __P((char *, char *, char **));
156 
157 int	 daemon __P((int, int));
158 char	*devname __P((int, int));
159 int	 getloadavg __P((double [], int));
160 const char *
161 	getprogname __P((void));
162 
163 char	*group_from_gid __P((unsigned long, int));
164 int	 heapsort __P((void *, size_t, size_t,
165 	    int (*)(const void *, const void *)));
166 char	*initstate __P((unsigned long, char *, long));
167 int	 mergesort __P((void *, size_t, size_t,
168 	    int (*)(const void *, const void *)));
169 int	 radixsort __P((const unsigned char **, int, const unsigned char *,
170 	    unsigned));
171 int	 sradixsort __P((const unsigned char **, int, const unsigned char *,
172 	    unsigned));
173 int	 rand_r __P((unsigned *));
174 long	 random __P((void));
175 void    *reallocf __P((void *, size_t));
176 char	*realpath __P((const char *, char resolved_path[]));
177 void	 setprogname __P((const char *));
178 char	*setstate __P((char *));
179 void	 srandom __P((unsigned long));
180 void	 sranddev __P((void));
181 void	 srandomdev __P((void));
182 char	*user_from_uid __P((unsigned long, int));
183 #ifndef __STRICT_ANSI__
184 __int64_t	 strtoq __P((const char *, char **, int));
185 __uint64_t
186 	 strtouq __P((const char *, char **, int));
187 #endif
188 void	 unsetenv __P((const char *));
189 #endif /* !_ANSI_SOURCE && !_POSIX_SOURCE */
190 __END_DECLS
191 
192 #endif /* !_STDLIB_H_ */
193