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stdlib.h revision 1.23
      1 /*	$NetBSD: stdlib.h,v 1.23 1995/03/21 23:08:14 jtc Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 1990 The Regents of the University of California.
      5  * 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	5.13 (Berkeley) 6/4/91
     36  */
     37 
     38 #ifndef _STDLIB_H_
     39 #define _STDLIB_H_
     40 #include <machine/ansi.h>
     41 
     42 #if !defined(_ANSI_SOURCE)	/* for quad_t, etc. */
     43 #include <sys/types.h>
     44 #endif
     45 
     46 #ifdef	_BSD_SIZE_T_
     47 typedef	_BSD_SIZE_T_	size_t;
     48 #undef	_BSD_SIZE_T_
     49 #endif
     50 
     51 #ifdef	_BSD_WCHAR_T_
     52 typedef	_BSD_WCHAR_T_	wchar_t;
     53 #undef	_BSD_WCHAR_T_
     54 #endif
     55 
     56 typedef struct {
     57 	int quot;		/* quotient */
     58 	int rem;		/* remainder */
     59 } div_t;
     60 
     61 typedef struct {
     62 	long quot;		/* quotient */
     63 	long rem;		/* remainder */
     64 } ldiv_t;
     65 
     66 #if !defined(_ANSI_SOURCE)
     67 typedef struct {
     68 	quad_t quot;		/* quotient */
     69 	quad_t rem;		/* remainder */
     70 } qdiv_t;
     71 #endif
     72 
     73 
     74 #ifndef	NULL
     75 #define	NULL	0
     76 #endif
     77 
     78 #define	EXIT_FAILURE	1
     79 #define	EXIT_SUCCESS	0
     80 
     81 #define	RAND_MAX	0x7fffffff
     82 
     83 #define	MB_CUR_MAX	1	/* XXX */
     84 
     85 #include <sys/cdefs.h>
     86 
     87 __BEGIN_DECLS
     88 void	 abort __P((void));
     89 int	 abs __P((int));
     90 int	 atexit __P((void (*)(void)));
     91 double	 atof __P((const char *));
     92 int	 atoi __P((const char *));
     93 long	 atol __P((const char *));
     94 void	*bsearch __P((const void *, const void *, size_t,
     95 	    size_t, int (*)(const void *, const void *)));
     96 void	*calloc __P((size_t, size_t));
     97 div_t	 div __P((int, int));
     98 void	 exit __P((int));
     99 void	 free __P((void *));
    100 char	*getenv __P((const char *));
    101 long	 labs __P((long));
    102 ldiv_t	 ldiv __P((long, long));
    103 void	*malloc __P((size_t));
    104 void	 qsort __P((void *, size_t, size_t,
    105 	    int (*)(const void *, const void *)));
    106 int	 rand __P((void));
    107 void	*realloc __P((void *, size_t));
    108 void	 srand __P((unsigned));
    109 double	 strtod __P((const char *, char **));
    110 long	 strtol __P((const char *, char **, int));
    111 unsigned long
    112 	 strtoul __P((const char *, char **, int));
    113 int	 system __P((const char *));
    114 
    115 /* these are currently just stubs */
    116 int	 mblen __P((const char *, size_t));
    117 size_t	 mbstowcs __P((wchar_t *, const char *, size_t));
    118 int	 wctomb __P((char *, wchar_t));
    119 int	 mbtowc __P((wchar_t *, const char *, size_t));
    120 size_t	 wcstombs __P((char *, const wchar_t *, size_t));
    121 
    122 #if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
    123 #if defined(alloca) && (alloca == __builtin_alloca) && (__GNUC__ < 2)
    124 void  *alloca __P((int));     /* built-in for gcc */
    125 #else
    126 void  *alloca __P((size_t));
    127 #endif /* __GNUC__ */
    128 
    129 char	*getbsize __P((int *, long *));
    130 char	*cgetcap __P((char *, char *, int));
    131 int	 cgetclose __P((void));
    132 int	 cgetent __P((char **, char **, char *));
    133 int	 cgetfirst __P((char **, char **));
    134 int	 cgetmatch __P((char *, char *));
    135 int	 cgetnext __P((char **, char **));
    136 int	 cgetnum __P((char *, char *, long *));
    137 int	 cgetset __P((char *));
    138 int	 cgetstr __P((char *, char *, char **));
    139 int	 cgetustr __P((char *, char *, char **));
    140 
    141 int	 daemon __P((int, int));
    142 char	*devname __P((int, int));
    143 int	 getloadavg __P((double [], int));
    144 
    145 long	 a64l __P((const char *));
    146 char	*l64a __P((long));
    147 
    148 void	 cfree __P((void *));
    149 
    150 int	 getopt __P((int, char * const *, const char *));
    151 extern	 char *optarg;			/* getopt(3) external variables */
    152 extern	 int opterr;
    153 extern	 int optind;
    154 extern	 int optopt;
    155 extern	 int optreset;
    156 int	 getsubopt __P((char **, char * const *, char **));
    157 extern	 char *suboptarg;		/* getsubopt(3) external variable */
    158 
    159 int	 heapsort __P((void *, size_t, size_t,
    160 	    int (*)(const void *, const void *)));
    161 int	 mergesort __P((void *, size_t, size_t,
    162 	    int (*)(const void *, const void *)));
    163 int	 radixsort __P((const unsigned char **, int, const unsigned char *,
    164 	    unsigned));
    165 int	 sradixsort __P((const unsigned char **, int, const unsigned char *,
    166 	    unsigned));
    167 
    168 char	*initstate __P((unsigned, char *, int));
    169 long	 random __P((void));
    170 char	*realpath __P((const char *, char *));
    171 char	*setstate __P((char *));
    172 void	 srandom __P((unsigned));
    173 
    174 int	 putenv __P((const char *));
    175 int	 setenv __P((const char *, const char *, int));
    176 void	 unsetenv __P((const char *));
    177 void	 setproctitle __P((const char *, ...));
    178 
    179 qdiv_t	 qdiv __P((quad_t, quad_t));
    180 quad_t	 strtoq __P((const char *, char **, int));
    181 u_quad_t strtouq __P((const char *, char **, int));
    182 
    183 double	 drand48 __P((void));
    184 double	 erand48 __P((unsigned short[3]));
    185 long	 jrand48 __P((unsigned short[3]));
    186 void	 lcong48 __P((unsigned short[7]));
    187 long	 lrand48 __P((void));
    188 long	 mrand48 __P((void));
    189 long	 nrand48 __P((unsigned short[3]));
    190 unsigned short *seed48 __P((unsigned short[3]));
    191 void	 srand48 __P((long));
    192 #endif /* !_ANSI_SOURCE && !_POSIX_SOURCE */
    193 
    194 __END_DECLS
    195 
    196 #endif /* _STDLIB_H_ */
    197