xref: /original-bsd/include/stdlib.h (revision f673f637)
1 /*-
2  * Copyright (c) 1990 The Regents of the University of California.
3  * All rights reserved.
4  *
5  * %sccs.include.redist.c%
6  *
7  *	@(#)stdlib.h	5.27 (Berkeley) 05/26/93
8  */
9 
10 #ifndef _STDLIB_H_
11 #define _STDLIB_H_
12 
13 #include <machine/ansi.h>
14 
15 #ifdef	_BSD_SIZE_T_
16 typedef	_BSD_SIZE_T_	size_t;
17 #undef	_BSD_SIZE_T_
18 #endif
19 
20 #ifdef	_BSD_WCHAR_T_
21 typedef	_BSD_WCHAR_T_	rune_t;
22 typedef	_BSD_WCHAR_T_	wchar_t;
23 #undef	_BSD_WCHAR_T_
24 #endif
25 
26 typedef struct {
27 	int quot;		/* quotient */
28 	int rem;		/* remainder */
29 } div_t;
30 
31 typedef struct {
32 	long quot;		/* quotient */
33 	long rem;		/* remainder */
34 } ldiv_t;
35 
36 #define	EXIT_FAILURE	1
37 #define	EXIT_SUCCESS	0
38 
39 #define	RAND_MAX	0x7fffffff
40 
41 extern int __mb_cur_max;
42 #define	MB_CUR_MAX	__mb_cur_max
43 
44 #include <sys/cdefs.h>
45 
46 __BEGIN_DECLS
47 __dead void
48 	 abort __P((void));
49 __pure int
50 	 abs __P((int));
51 int	 atexit __P((void (*)(void)));
52 double	 atof __P((const char *));
53 int	 atoi __P((const char *));
54 long	 atol __P((const char *));
55 void	*bsearch __P((const void *, const void *, size_t,
56 	    size_t, int (*)(const void *, const void *)));
57 void	*calloc __P((size_t, size_t));
58 __pure div_t
59 	 div __P((int, int));
60 __dead void
61 	 exit __P((int));
62 void	 free __P((void *));
63 char	*getenv __P((const char *));
64 __pure long
65 	 labs __P((long));
66 __pure ldiv_t
67 	 ldiv __P((long, long));
68 void	*malloc __P((size_t));
69 void	 qsort __P((void *, size_t, size_t,
70 	    int (*)(const void *, const void *)));
71 int	 rand __P((void));
72 void	*realloc __P((void *, size_t));
73 void	 srand __P((unsigned));
74 double	 strtod __P((const char *, char **));
75 long	 strtol __P((const char *, char **, int));
76 unsigned long
77 	 strtoul __P((const char *, char **, int));
78 int	 system __P((const char *));
79 
80 /* These are currently just stubs. */
81 int	 mblen __P((const char *, size_t));
82 size_t	 mbstowcs __P((wchar_t *, const char *, size_t));
83 int	 wctomb __P((char *, wchar_t));
84 int	 mbtowc __P((wchar_t *, const char *, size_t));
85 size_t	 wcstombs __P((char *, const wchar_t *, size_t));
86 
87 #ifndef _ANSI_SOURCE
88 int	 putenv __P((const char *));
89 int	 setenv __P((const char *, const char *, int));
90 #endif
91 
92 #if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
93 void	*alloca __P((size_t));		/* built-in for gcc */
94 					/* getcap(3) functions */
95 char	*cgetcap __P((char *, char *, int));
96 int	 cgetclose __P((void));
97 int	 cgetent __P((char **, char **, char *));
98 int	 cgetfirst __P((char **, char **));
99 int	 cgetmatch __P((char *, char *));
100 int	 cgetnext __P((char **, char **));
101 int	 cgetnum __P((char *, char *, long *));
102 int	 cgetset __P((char *));
103 int	 cgetstr __P((char *, char *, char **));
104 int	 cgetustr __P((char *, char *, char **));
105 
106 int	 daemon __P((int, int));
107 int	 getloadavg __P((double [], int));
108 
109 extern char *optarg;			/* getopt(3) external variables */
110 extern int opterr, optind, optopt;
111 int	 getopt __P((int, char * const *, const char *));
112 
113 extern char *suboptarg;			/* getsubopt(3) external variable */
114 int	 getsubopt __P((char **, char * const *, char **));
115 
116 char	*group_from_gid __P((unsigned long, int));
117 int	 heapsort __P((void *, size_t, size_t,
118 	    int (*)(const void *, const void *)));
119 char	*initstate __P((unsigned, char *, int));
120 int	 mergesort __P((void *, size_t, size_t,
121 	    int (*)(const void *, const void *)));
122 int	 radixsort __P((const unsigned char **, int, const unsigned char *,
123 	    unsigned));
124 int	 sradixsort __P((const unsigned char **, int, const unsigned char *,
125 	    unsigned));
126 long	 random __P((void));
127 char	*setstate __P((char *));
128 void	 srandom __P((unsigned));
129 char	*user_from_uid __P((unsigned long, int));
130 #ifndef __STRICT_ANSI__
131 long long
132 	 strtoq __P((const char *, char **, int));
133 unsigned long long
134 	 strtouq __P((const char *, char **, int));
135 #endif
136 void	 unsetenv __P((const char *));
137 #endif
138 __END_DECLS
139 
140 #endif /* _STDLIB_H_ */
141