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stdlib.h revision 1.30
      1 /*	$NetBSD: stdlib.h,v 1.30 1998/02/02 21:07:55 perry Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 1990, 1993
      5  *	The Regents of the University of California.  All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. All advertising materials mentioning features or use of this software
     16  *    must display the following acknowledgement:
     17  *	This product includes software developed by the University of
     18  *	California, Berkeley and its contributors.
     19  * 4. Neither the name of the University nor the names of its contributors
     20  *    may be used to endorse or promote products derived from this software
     21  *    without specific prior written permission.
     22  *
     23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     33  * SUCH DAMAGE.
     34  *
     35  *	@(#)stdlib.h	8.5 (Berkeley) 5/19/95
     36  */
     37 
     38 #ifndef _STDLIB_H_
     39 #define _STDLIB_H_
     40 
     41 #if !defined(_ANSI_SOURCE)	/* for quad_t, etc. */
     42 #include <sys/types.h>
     43 #endif
     44 
     45 #include <machine/ansi.h>
     46 
     47 #ifdef	_BSD_SIZE_T_
     48 typedef	_BSD_SIZE_T_	size_t;
     49 #undef	_BSD_SIZE_T_
     50 #endif
     51 
     52 #ifdef	_BSD_WCHAR_T_
     53 typedef	_BSD_WCHAR_T_	wchar_t;
     54 #undef	_BSD_WCHAR_T_
     55 #endif
     56 
     57 typedef struct {
     58 	int quot;		/* quotient */
     59 	int rem;		/* remainder */
     60 } div_t;
     61 
     62 typedef struct {
     63 	long quot;		/* quotient */
     64 	long rem;		/* remainder */
     65 } ldiv_t;
     66 
     67 #if !defined(_ANSI_SOURCE)
     68 typedef struct {
     69 	quad_t quot;		/* quotient */
     70 	quad_t rem;		/* remainder */
     71 } qdiv_t;
     72 #endif
     73 
     74 
     75 #ifndef	NULL
     76 #define	NULL	0
     77 #endif
     78 
     79 #define	EXIT_FAILURE	1
     80 #define	EXIT_SUCCESS	0
     81 
     82 #define	RAND_MAX	0x7fffffff
     83 
     84 #if 0	/* no wide char stuff (yet) */
     85 extern int __mb_cur_max;
     86 #define	MB_CUR_MAX	__mb_cur_max
     87 #else
     88 #define	MB_CUR_MAX	1	/* XXX */
     89 #endif
     90 
     91 #include <sys/cdefs.h>
     92 
     93 __BEGIN_DECLS
     94 __dead void
     95 	 abort __P((void));
     96 __pure int
     97 	 abs __P((int));
     98 int	 atexit __P((void (*)(void)));
     99 double	 atof __P((const char *));
    100 int	 atoi __P((const char *));
    101 long	 atol __P((const char *));
    102 void	*bsearch __P((const void *, const void *, size_t,
    103 	    size_t, int (*)(const void *, const void *)));
    104 void	*calloc __P((size_t, size_t));
    105 div_t	 div __P((int, int));
    106 __dead void
    107 	 exit __P((int));
    108 void	 free __P((void *));
    109 char	*getenv __P((const char *));
    110 __pure long
    111 	 labs __P((long));
    112 ldiv_t	 ldiv __P((long, long));
    113 void	*malloc __P((size_t));
    114 void	 qsort __P((void *, size_t, size_t,
    115 	    int (*)(const void *, const void *)));
    116 int	 rand __P((void));
    117 int	 rand_r __P((unsigned int *));
    118 void	*realloc __P((void *, size_t));
    119 void	 srand __P((unsigned));
    120 double	 strtod __P((const char *, char **));
    121 long	 strtol __P((const char *, char **, int));
    122 unsigned long
    123 	 strtoul __P((const char *, char **, int));
    124 int	 system __P((const char *));
    125 
    126 /* These are currently just stubs. */
    127 int	 mblen __P((const char *, size_t));
    128 size_t	 mbstowcs __P((wchar_t *, const char *, size_t));
    129 int	 wctomb __P((char *, wchar_t));
    130 int	 mbtowc __P((wchar_t *, const char *, size_t));
    131 size_t	 wcstombs __P((char *, const wchar_t *, size_t));
    132 
    133 #if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
    134 #if defined(alloca) && (alloca == __builtin_alloca) && (__GNUC__ < 2)
    135 void	*alloca __P((int));     /* built-in for gcc */
    136 #else
    137 void	*alloca __P((size_t));
    138 #endif /* __GNUC__ */
    139 
    140 char	*getbsize __P((int *, long *));
    141 char	*cgetcap __P((char *, char *, int));
    142 int	 cgetclose __P((void));
    143 int	 cgetent __P((char **, char **, char *));
    144 int	 cgetfirst __P((char **, char **));
    145 int	 cgetmatch __P((char *, char *));
    146 int	 cgetnext __P((char **, char **));
    147 int	 cgetnum __P((char *, char *, long *));
    148 int	 cgetset __P((char *));
    149 int	 cgetstr __P((char *, char *, char **));
    150 int	 cgetustr __P((char *, char *, char **));
    151 
    152 int	 daemon __P((int, int));
    153 char	*devname __P((dev_t, mode_t));
    154 int	 getloadavg __P((double [], int));
    155 
    156 long	 a64l __P((const char *));
    157 char	*l64a __P((long));
    158 
    159 void	 cfree __P((void *));
    160 
    161 int	 heapsort __P((void *, size_t, size_t,
    162 	    int (*)(const void *, const void *)));
    163 int	 mergesort __P((void *, size_t, size_t,
    164 	    int (*)(const void *, const void *)));
    165 int	 radixsort __P((const unsigned char **, int, const unsigned char *,
    166 	    unsigned));
    167 int	 sradixsort __P((const unsigned char **, int, const unsigned char *,
    168 	    unsigned));
    169 
    170 char	*initstate __P((unsigned long, char *, long));
    171 long	 random __P((void));
    172 char	*realpath __P((const char *, char *));
    173 char	*setstate __P((char *));
    174 void	 srandom __P((unsigned long));
    175 
    176 int	 putenv __P((const char *));
    177 int	 setenv __P((const char *, const char *, int));
    178 void	 unsetenv __P((const char *));
    179 void	 setproctitle __P((const char *, ...));
    180 
    181 quad_t	 qabs __P((quad_t));
    182 qdiv_t	 qdiv __P((quad_t, quad_t));
    183 quad_t	 strtoq __P((const char *, char **, int));
    184 u_quad_t strtouq __P((const char *, char **, int));
    185 
    186 double	 drand48 __P((void));
    187 double	 erand48 __P((unsigned short[3]));
    188 long	 jrand48 __P((unsigned short[3]));
    189 void	 lcong48 __P((unsigned short[7]));
    190 long	 lrand48 __P((void));
    191 long	 mrand48 __P((void));
    192 long	 nrand48 __P((unsigned short[3]));
    193 unsigned short *
    194 	 seed48 __P((unsigned short[3]));
    195 void	 srand48 __P((long));
    196 #endif /* !_ANSI_SOURCE && !_POSIX_SOURCE */
    197 
    198 __END_DECLS
    199 
    200 #endif /* !_STDLIB_H_ */
    201