xref: /netbsd-src/include/stdlib.h (revision 0b9f50897e9a9c6709320fafb4c3787fddcc0a45)
1 /*-
2  * Copyright (c) 1990 The Regents of the University of California.
3  * 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  *	from: @(#)stdlib.h	5.13 (Berkeley) 6/4/91
34  *	$Id: stdlib.h,v 1.4 1993/08/01 18:45:16 mycroft Exp $
35  */
36 
37 #ifndef _STDLIB_H_
38 #define _STDLIB_H_
39 #include <sys/types.h>
40 
41 #ifdef	_WCHAR_T_
42 typedef	_WCHAR_T_	wchar_t;
43 #undef	_WCHAR_T_
44 #endif
45 
46 typedef struct {
47 	int quot;		/* quotient */
48 	int rem;		/* remainder */
49 } div_t;
50 typedef struct {
51 	long quot;		/* quotient */
52 	long rem;		/* remainder */
53 } ldiv_t;
54 
55 #define	EXIT_FAILURE	1
56 #define	EXIT_SUCCESS	0
57 
58 #define	RAND_MAX	0x7fffffff
59 
60 #define	MB_CUR_MAX	1	/* XXX */
61 
62 #include <sys/cdefs.h>
63 
64 __BEGIN_DECLS
65 void	 abort __P((void));
66 int	 abs __P((int));
67 int	 atexit __P((void (*)(void)));
68 double	 atof __P((const char *));
69 int	 atoi __P((const char *));
70 long	 atol __P((const char *));
71 void	*bsearch __P((const void *, const void *, size_t,
72 	    size_t, int (*)(const void *, const void *)));
73 void	*calloc __P((size_t, size_t));
74 div_t	 div __P((int, int));
75 void	 exit __P((int));
76 void	 free __P((void *));
77 char	*getenv __P((const char *));
78 long	 labs __P((long));
79 ldiv_t	 ldiv __P((long, long));
80 void	*malloc __P((size_t));
81 void	 qsort __P((void *, size_t, size_t,
82 	    int (*)(const void *, const void *)));
83 int	 rand __P((void));
84 void	*realloc __P((void *, size_t));
85 void	 srand __P((unsigned));
86 double	 strtod __P((const char *, char **));
87 long	 strtol __P((const char *, char **, int));
88 unsigned long
89 	 strtoul __P((const char *, char **, int));
90 int	 system __P((const char *));
91 
92 /* these are currently just stubs */
93 int	 mblen __P((const char *, size_t));
94 size_t	 mbstowcs __P((wchar_t *, const char *, size_t));
95 int	 wctomb __P((char *, wchar_t));
96 int	 mbtowc __P((wchar_t *, const char *, size_t));
97 size_t	 wcstombs __P((char *, const wchar_t *, size_t));
98 
99 #ifndef _ANSI_SOURCE
100 void	 cfree __P((void *));
101 int	 putenv __P((const char *));
102 int	 setenv __P((const char *, const char *, int));
103 #endif /* not ANSI */
104 
105 #if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
106 #if defined(alloca) && (alloca == __builtin_alloca) && (__GNUC__ < 2)
107 void  *alloca __P((int));     /* built-in for gcc */
108 #else
109 void  *alloca __P((size_t));
110 #endif /* __GNUC__ */
111 extern	 char *optarg;			/* getopt(3) external variables */
112 extern	 int optind;
113 extern	 int opterr;
114 int	 getopt __P((int, char * const *, const char *));
115 extern	 char *suboptarg;		/* getsubopt(3) external variable */
116 int	 getsubopt __P((char **, char * const *, char **));
117 int	 heapsort __P((void *, size_t, size_t,
118 	    int (*)(const void *, const void *)));
119 char	*initstate __P((unsigned, char *, int));
120 int	 radixsort __P((const u_char **, int, const u_char *, u_char));
121 long	 random __P((void));
122 char	*setstate __P((char *));
123 void	 srandom __P((unsigned));
124 void	 unsetenv __P((const char *));
125 #endif /* neither ANSI nor POSIX */
126 
127 __END_DECLS
128 
129 #endif /* _STDLIB_H_ */
130