xref: /dragonfly/include/stdlib.h (revision 28c7b939)
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: src/include/stdlib.h,v 1.16.2.5 2002/12/13 01:34:00 tjr Exp $
35  * $DragonFly: src/include/stdlib.h,v 1.6 2004/01/06 15:38:09 eirikn Exp $
36  */
37 
38 #ifndef _STDLIB_H_
39 #define	_STDLIB_H_
40 
41 #include <sys/cdefs.h>
42 
43 #ifndef _SYS_STDINT_H_
44 #include <sys/stdint.h>
45 #endif
46 
47 #if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
48 #ifndef _RUNE_T_DECLARED
49 #define _RUNE_T_DECLARED
50 typedef __rune_t	rune_t;
51 #endif
52 #endif
53 
54 #ifndef __cplusplus
55 #ifndef _WCHAR_T_DECLARED
56 #define _WCHAR_T_DECLARED
57 typedef __wchar_t	wchar_t;
58 #endif
59 #endif
60 
61 #ifndef _SIZE_T_DECLARED
62 #define _SIZE_T_DECLARED
63 typedef __size_t	size_t;
64 #endif
65 
66 typedef struct {
67 	int quot;		/* quotient */
68 	int rem;		/* remainder */
69 } div_t;
70 
71 typedef struct {
72 	long quot;		/* quotient */
73 	long rem;		/* remainder */
74 } ldiv_t;
75 
76 #ifndef NULL
77 #define	NULL	0
78 #endif
79 
80 #define	EXIT_FAILURE	1
81 #define	EXIT_SUCCESS	0
82 
83 #define	RAND_MAX	0x7fffffff
84 
85 extern int __mb_cur_max;
86 #define	MB_CUR_MAX	__mb_cur_max
87 
88 __BEGIN_DECLS
89 void	 abort (void) __dead2;
90 int	 abs (int) __pure2;
91 int	 atexit (void (*)(void));
92 double	 atof (const char *);
93 int	 atoi (const char *);
94 long	 atol (const char *);
95 void	*bsearch (const void *, const void *, size_t,
96 	    size_t, int (*)(const void *, const void *));
97 void	*calloc (size_t, size_t);
98 div_t	 div (int, int) __pure2;
99 void	 exit (int) __dead2;
100 void	 free (void *);
101 char	*getenv (const char *);
102 long	 labs (long) __pure2;
103 ldiv_t	 ldiv (long, long) __pure2;
104 void	*malloc (size_t);
105 void	 qsort (void *, size_t, size_t,
106 	    int (*)(const void *, const void *));
107 int	 rand (void);
108 void	*realloc (void *, size_t);
109 void	 srand (unsigned);
110 double	 strtod (const char *, char **);
111 long	 strtol (const char *, char **, int);
112 #ifdef __LONG_LONG_SUPPORTED
113 long long
114 	 strtoll (const char *, char **, int);
115 #endif
116 unsigned long
117 	 strtoul (const char *, char **, int);
118 #ifdef __LONG_LONG_SUPPORTED
119 unsigned long long
120 	 strtoull (const char *, char **, int);
121 #endif
122 int	 system (const char *);
123 
124 int	 mblen (const char *, size_t);
125 size_t	 mbstowcs (wchar_t *, const char *, size_t);
126 int	 wctomb (char *, wchar_t);
127 int	 mbtowc (wchar_t *, const char *, size_t);
128 size_t	 wcstombs (char *, const wchar_t *, size_t);
129 
130 #if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
131 int	 putenv (const char *);
132 int	 setenv (const char *, const char *, int);
133 
134 double	 drand48 (void);
135 double	 erand48 (unsigned short[3]);
136 long	 jrand48 (unsigned short[3]);
137 void	 lcong48 (unsigned short[7]);
138 long	 lrand48 (void);
139 long	 mrand48 (void);
140 long	 nrand48 (unsigned short[3]);
141 unsigned short
142 	*seed48 (unsigned short[3]);
143 void	 srand48 (long);
144 
145 void	*alloca (size_t);		/* built-in for gcc */
146 					/* getcap(3) functions */
147 __uint32_t
148 	 arc4random (void);
149 void	 arc4random_addrandom (unsigned char *dat, int datlen);
150 void	 arc4random_stir (void);
151 char	*getbsize (int *, long *);
152 char	*cgetcap (char *, char *, int);
153 int	 cgetclose (void);
154 int	 cgetent (char **, char **, char *);
155 int	 cgetfirst (char **, char **);
156 int	 cgetmatch (char *, char *);
157 int	 cgetnext (char **, char **);
158 int	 cgetnum (char *, char *, long *);
159 int	 cgetset (char *);
160 int	 cgetstr (char *, char *, char **);
161 int	 cgetustr (char *, char *, char **);
162 
163 int	 daemon (int, int);
164 char	*devname (int, int);
165 char	*devname_r (int, int, char *, size_t);
166 int	 getloadavg (double [], int);
167 __const char *
168 	getprogname (void);
169 
170 char	*group_from_gid (unsigned long, int);
171 int	 heapsort (void *, size_t, size_t,
172 	    int (*)(const void *, const void *));
173 char	*initstate (unsigned long, char *, long);
174 int	 mergesort (void *, size_t, size_t,
175 	    int (*)(const void *, const void *));
176 int	 radixsort (const unsigned char **, int, const unsigned char *,
177 	    unsigned);
178 int	 sradixsort (const unsigned char **, int, const unsigned char *,
179 	    unsigned);
180 int	 rand_r (unsigned *);
181 long	 random (void);
182 void    *reallocf (void *, size_t);
183 char	*realpath (const char *, char resolved_path[]);
184 void	 setprogname (const char *);
185 char	*setstate (char *);
186 void	 srandom (unsigned long);
187 void	 srandomdev (void);
188 char	*user_from_uid (unsigned long, int);
189 #ifndef __STRICT_ANSI__
190 __int64_t	 strtoq (const char *, char **, int);
191 __uint64_t
192 	 strtouq (const char *, char **, int);
193 #endif
194 void	 unsetenv (const char *);
195 #endif /* !_ANSI_SOURCE && !_POSIX_SOURCE */
196 __END_DECLS
197 
198 #endif /* !_STDLIB_H_ */
199