xref: /freebsd/include/stdlib.h (revision eacee0ff7ec955b32e09515246bd97b6edcd2b0f)
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 #if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
72 #ifdef __LONG_LONG_SUPPORTED
73 typedef struct {
74 	long long quot;
75 	long long rem;
76 } lldiv_t;
77 #endif
78 #endif
79 
80 #ifndef NULL
81 #define	NULL	0
82 #endif
83 
84 #define	EXIT_FAILURE	1
85 #define	EXIT_SUCCESS	0
86 
87 #define	RAND_MAX	0x7fffffff
88 
89 extern int __mb_cur_max;
90 #define	MB_CUR_MAX	__mb_cur_max
91 
92 __BEGIN_DECLS
93 void	 abort __P((void)) __dead2;
94 int	 abs __P((int)) __pure2;
95 int	 atexit __P((void (*)(void)));
96 double	 atof __P((const char *));
97 int	 atoi __P((const char *));
98 long	 atol __P((const char *));
99 void	*bsearch __P((const void *, const void *, size_t,
100 	    size_t, int (*)(const void *, const void *)));
101 void	*calloc __P((size_t, size_t));
102 div_t	 div __P((int, int)) __pure2;
103 void	 exit __P((int)) __dead2;
104 void	 free __P((void *));
105 char	*getenv __P((const char *));
106 long	 labs __P((long)) __pure2;
107 ldiv_t	 ldiv __P((long, long)) __pure2;
108 void	*malloc __P((size_t));
109 void	 qsort __P((void *, size_t, size_t,
110 	    int (*)(const void *, const void *)));
111 int	 rand __P((void));
112 void	*realloc __P((void *, size_t));
113 void	 srand __P((unsigned));
114 double	 strtod __P((const char *, char **));
115 long	 strtol __P((const char *, char **, int));
116 unsigned long
117 	 strtoul __P((const char *, char **, int));
118 int	 system __P((const char *));
119 
120 int	 mblen __P((const char *, size_t));
121 size_t	 mbstowcs __P((wchar_t *, const char *, size_t));
122 int	 wctomb __P((char *, wchar_t));
123 int	 mbtowc __P((wchar_t *, const char *, size_t));
124 size_t	 wcstombs __P((char *, const wchar_t *, size_t));
125 
126 #if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
127 extern char *_malloc_options;
128 extern void (*_malloc_message)__P((char *p1, char *p2, char *p3, char *p4));
129 
130 int	 putenv __P((const char *));
131 int	 setenv __P((const char *, const char *, int));
132 
133 double	 drand48 __P((void));
134 double	 erand48 __P((unsigned short[3]));
135 long	 jrand48 __P((unsigned short[3]));
136 void	 lcong48 __P((unsigned short[7]));
137 long	 lrand48 __P((void));
138 long	 mrand48 __P((void));
139 long	 nrand48 __P((unsigned short[3]));
140 unsigned short
141 	*seed48 __P((unsigned short[3]));
142 void	 srand48 __P((long));
143 
144 void	*alloca __P((size_t));		/* built-in for gcc */
145 					/* getcap(3) functions */
146 __uint32_t
147 	 arc4random __P((void));
148 void	 arc4random_addrandom __P((unsigned char *dat, int datlen));
149 void	 arc4random_stir __P((void));
150 #ifdef __LONG_LONG_SUPPORTED
151 long long
152 	 atoll __P((const char *));
153 #endif
154 char	*getbsize __P((int *, long *));
155 char	*cgetcap __P((char *, char *, int));
156 int	 cgetclose __P((void));
157 int	 cgetent __P((char **, char **, char *));
158 int	 cgetfirst __P((char **, char **));
159 int	 cgetmatch __P((char *, char *));
160 int	 cgetnext __P((char **, char **));
161 int	 cgetnum __P((char *, char *, long *));
162 int	 cgetset __P((char *));
163 int	 cgetstr __P((char *, char *, char **));
164 int	 cgetustr __P((char *, char *, char **));
165 
166 int	 daemon __P((int, int));
167 char	*devname __P((int, int));
168 int	 getloadavg __P((double [], int));
169 __const char *
170 	 getprogname __P((void));
171 
172 int	 heapsort __P((void *, size_t, size_t,
173 	    int (*)(const void *, const void *)));
174 char	*initstate __P((unsigned long, char *, long));
175 #ifdef __LONG_LONG_SUPPORTED
176 long long
177 	 llabs __P((long long)) __pure2;
178 lldiv_t	 lldiv __P((long long, long long)) __pure2;
179 #endif
180 int	 mergesort __P((void *, size_t, size_t,
181 	    int (*)(const void *, const void *)));
182 int	 radixsort __P((const unsigned char **, int, const unsigned char *,
183 	    unsigned));
184 int	 sradixsort __P((const unsigned char **, int, const unsigned char *,
185 	    unsigned));
186 int	 rand_r __P((unsigned *));
187 long	 random __P((void));
188 void    *reallocf __P((void *, size_t));
189 char	*realpath __P((const char *, char resolved_path[]));
190 void	 setprogname __P((const char *));
191 char	*setstate __P((char *));
192 void	 sranddev __P((void));
193 void	 srandom __P((unsigned long));
194 void	 srandomdev __P((void));
195 #ifdef __LONG_LONG_SUPPORTED
196 long long
197 	 strtoll __P((const char *, char **, int));
198 #endif
199 __int64_t	 strtoq __P((const char *, char **, int));
200 #ifdef __LONG_LONG_SUPPORTED
201 unsigned long long
202 	 strtoull __P((const char *, char **, int));
203 #endif
204 __uint64_t
205 	 strtouq __P((const char *, char **, int));
206 void	 unsetenv __P((const char *));
207 #endif /* !_ANSI_SOURCE && !_POSIX_SOURCE */
208 __END_DECLS
209 
210 #endif /* !_STDLIB_H_ */
211