xref: /dragonfly/include/stdlib.h (revision c9f721c2)
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 1.8 2004/08/15 16:01:11 joerg 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, int(*)(const void *, const void *));
106 int	 rand(void);
107 void	*realloc(void *, size_t);
108 void	 srand(unsigned);
109 double	 strtod(const char *, char **);
110 long	 strtol(const char *, char **, int);
111 unsigned long	strtoul(const char *, char **, int);
112 #ifdef __LONG_LONG_SUPPORTED
113 long long	strtoll(const char *, char **, int);
114 unsigned long long strtoull(const char *, char **, int);
115 #endif
116 int	 system(const char *);
117 
118 int	 mblen(const char *, size_t);
119 size_t	 mbstowcs(wchar_t *, const char *, size_t);
120 int	 wctomb(char *, wchar_t);
121 int	 mbtowc(wchar_t *, const char *, size_t);
122 size_t	 wcstombs(char *, const wchar_t *, size_t);
123 
124 #if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
125 int	 putenv(const char *);
126 int	 setenv(const char *, const char *, int);
127 
128 double	 drand48(void);
129 double	 erand48(unsigned short[3]);
130 long	 jrand48(unsigned short[3]);
131 void	 lcong48(unsigned short[7]);
132 long	 lrand48(void);
133 long	 mrand48(void);
134 long	 nrand48(unsigned short[3]);
135 unsigned short *seed48(unsigned short[3]);
136 void	 srand48(long);
137 
138 void	*alloca(size_t);		/* built-in for gcc */
139 					/* getcap(3) functions */
140 __uint32_t arc4random(void);
141 void	 arc4random_addrandom(unsigned char *, int);
142 void	 arc4random_stir(void);
143 char	*getbsize(int *, long *);
144 char	*cgetcap(char *, char *, int);
145 int	 cgetclose(void);
146 int	 cgetent(char **, char **, char *);
147 int	 cgetfirst(char **, char **);
148 int	 cgetmatch(char *, char *);
149 int	 cgetnext(char **, char **);
150 int	 cgetnum(char *, char *, long *);
151 int	 cgetset(char *);
152 int	 cgetstr(char *, char *, char **);
153 int	 cgetustr(char *, char *, char **);
154 
155 int	 daemon(int, int);
156 char	*devname(int, int);
157 char	*devname_r(int, int, char *, size_t);
158 int	 getloadavg(double [], int);
159 const char *getprogname(void);
160 
161 char	*group_from_gid(unsigned long, int);
162 int	 heapsort(void *, size_t, size_t, int (*)(const void *, const void *));
163 char	*initstate(unsigned long, char *, long);
164 int	 mergesort(void *, size_t, size_t, int (*)(const void *, const void *));
165 int	 radixsort(const unsigned char **, int, const unsigned char *,
166 		   unsigned int);
167 int	 sradixsort(const unsigned char **, int, const unsigned char *,
168 		    unsigned int);
169 int	 rand_r(unsigned *);
170 long	 random(void);
171 void    *reallocf(void *, size_t);
172 char	*realpath(const char *, char []);
173 void	 setprogname(const char *);
174 char	*setstate(char *);
175 void	 srandom(unsigned long);
176 void	 srandomdev(void);
177 char	*user_from_uid(unsigned long, int);
178 #ifndef __STRICT_ANSI__
179 __int64_t	strtoq(const char *, char **, int);
180 __uint64_t	strtouq(const char *, char **, int);
181 
182 #ifdef __LONG_LONG_SUPPORTED
183 unsigned long long strtonum(const char *, long long, unsigned long long,
184 			    const char **);
185 #endif
186 #endif
187 void	 unsetenv(const char *);
188 #endif /* !_ANSI_SOURCE && !_POSIX_SOURCE */
189 __END_DECLS
190 
191 #endif /* !_STDLIB_H_ */
192