xref: /dflybsd-src/include/stdlib.h (revision c6cf4f8f1ebc9e3fe2a8c566f08adfc86122c7bf)
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 1.9 2005/01/05 11:51:18 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	 _Exit(int) __dead2;
90 void	 abort(void) __dead2;
91 int	 abs(int) __pure2;
92 int	 atexit(void (*)(void));
93 double	 atof(const char *);
94 int	 atoi(const char *);
95 long	 atol(const char *);
96 void	*bsearch(const void *, const void *, size_t,
97 		 size_t, int (*)(const void *, const void *));
98 void	*calloc(size_t, size_t);
99 div_t	 div(int, int) __pure2;
100 void	 exit(int) __dead2;
101 void	 free(void *);
102 char	*getenv(const char *);
103 long	 labs(long) __pure2;
104 ldiv_t	 ldiv(long, long) __pure2;
105 void	*malloc(size_t);
106 void	 qsort(void *, size_t, size_t, 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 unsigned long	strtoul(const char *, char **, int);
113 #ifdef __LONG_LONG_SUPPORTED
114 long long	strtoll(const char *, char **, int);
115 unsigned long long strtoull(const char *, char **, int);
116 #endif
117 int	 system(const char *);
118 
119 int	 mblen(const char *, size_t);
120 size_t	 mbstowcs(wchar_t *, const char *, size_t);
121 int	 wctomb(char *, wchar_t);
122 int	 mbtowc(wchar_t *, const char *, size_t);
123 size_t	 wcstombs(char *, const wchar_t *, size_t);
124 
125 #if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
126 int	 putenv(const char *);
127 int	 setenv(const char *, const char *, int);
128 
129 double	 drand48(void);
130 double	 erand48(unsigned short[3]);
131 long	 jrand48(unsigned short[3]);
132 void	 lcong48(unsigned short[7]);
133 long	 lrand48(void);
134 long	 mrand48(void);
135 long	 nrand48(unsigned short[3]);
136 unsigned short *seed48(unsigned short[3]);
137 void	 srand48(long);
138 
139 void	*alloca(size_t);		/* built-in for gcc */
140 					/* getcap(3) functions */
141 __uint32_t arc4random(void);
142 void	 arc4random_addrandom(unsigned char *, int);
143 void	 arc4random_stir(void);
144 char	*getbsize(int *, long *);
145 char	*cgetcap(char *, char *, int);
146 int	 cgetclose(void);
147 int	 cgetent(char **, char **, char *);
148 int	 cgetfirst(char **, char **);
149 int	 cgetmatch(char *, char *);
150 int	 cgetnext(char **, char **);
151 int	 cgetnum(char *, char *, long *);
152 int	 cgetset(char *);
153 int	 cgetstr(char *, char *, char **);
154 int	 cgetustr(char *, char *, char **);
155 
156 int	 daemon(int, int);
157 char	*devname(int, int);
158 char	*devname_r(int, int, char *, size_t);
159 int	 getloadavg(double [], int);
160 const char *getprogname(void);
161 
162 char	*group_from_gid(unsigned long, int);
163 int	 heapsort(void *, size_t, size_t, int (*)(const void *, const void *));
164 char	*initstate(unsigned long, char *, long);
165 int	 mergesort(void *, size_t, size_t, int (*)(const void *, const void *));
166 int	 radixsort(const unsigned char **, int, const unsigned char *,
167 		   unsigned int);
168 int	 sradixsort(const unsigned char **, int, const unsigned char *,
169 		    unsigned int);
170 int	 rand_r(unsigned *);
171 long	 random(void);
172 void    *reallocf(void *, size_t);
173 char	*realpath(const char *, char []);
174 void	 setprogname(const char *);
175 char	*setstate(char *);
176 void	 srandom(unsigned long);
177 void	 srandomdev(void);
178 char	*user_from_uid(unsigned long, int);
179 #ifndef __STRICT_ANSI__
180 __int64_t	strtoq(const char *, char **, int);
181 __uint64_t	strtouq(const char *, char **, int);
182 
183 #ifdef __LONG_LONG_SUPPORTED
184 unsigned long long strtonum(const char *, long long, unsigned long long,
185 			    const char **);
186 #endif
187 #endif
188 void	 unsetenv(const char *);
189 #endif /* !_ANSI_SOURCE && !_POSIX_SOURCE */
190 __END_DECLS
191 
192 #endif /* !_STDLIB_H_ */
193