_limits.h revision 1216
1327Sjkh/*
2327Sjkh * Copyright (c) 1988 The Regents of the University of California.
3327Sjkh * All rights reserved.
4327Sjkh *
5327Sjkh * Redistribution and use in source and binary forms, with or without
6327Sjkh * modification, are permitted provided that the following conditions
7327Sjkh * are met:
8327Sjkh * 1. Redistributions of source code must retain the above copyright
9327Sjkh *    notice, this list of conditions and the following disclaimer.
10327Sjkh * 2. Redistributions in binary form must reproduce the above copyright
11327Sjkh *    notice, this list of conditions and the following disclaimer in the
12327Sjkh *    documentation and/or other materials provided with the distribution.
13327Sjkh * 3. All advertising materials mentioning features or use of this software
14327Sjkh *    must display the following acknowledgement:
15327Sjkh *	This product includes software developed by the University of
16327Sjkh *	California, Berkeley and its contributors.
17327Sjkh * 4. Neither the name of the University nor the names of its contributors
18327Sjkh *    may be used to endorse or promote products derived from this software
19327Sjkh *    without specific prior written permission.
20327Sjkh *
2193520Sobrien * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
2293520Sobrien * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
2393520Sobrien * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24327Sjkh * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25327Sjkh * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
2672174Ssobomax * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27327Sjkh * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28327Sjkh * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29327Sjkh * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
3096613Ssobomax * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
3174699Ssobomax * SUCH DAMAGE.
3284745Ssobomax *
3396613Ssobomax *	from: @(#)limits.h	7.2 (Berkeley) 6/28/90
34131275Seik *	$Id: limits.h,v 1.4 1993/12/19 05:14:46 alm Exp $
35327Sjkh */
36327Sjkh
37327Sjkh#ifndef _MACHINE_LIMITS_H_
38327Sjkh#define _MACHINE_LIMITS_H_ 1
3973134Ssobomax
4073134Ssobomax#define	CHAR_BIT	8		/* number of bits in a char */
4173134Ssobomax#define	CLK_TCK		128		/* ticks per second */
42327Sjkh#define	MB_LEN_MAX	1		/* no multibyte characters */
43327Sjkh
44327Sjkh#define SCHAR_MIN	(-0x7f-1)	/* max value for a signed char */
45327Sjkh#define	SCHAR_MAX	0x7f		/* min value for a signed char */
46131275Seik
47131275Seik#define	UCHAR_MAX	0xff		/* max value for an unsigned char */
48131275Seik#define	CHAR_MAX	0x7f		/* max value for a char */
49131280Seik#define	CHAR_MIN	(-0x7f-1)	/* min value for a char */
5072174Ssobomax
5174699Ssobomax#define	USHRT_MAX	0xffff		/* max value for an unsigned short */
5296613Ssobomax#define	SHRT_MAX	0x7fff		/* max value for a short */
5396030Ssobomax#define SHRT_MIN        (-0x7fff-1)     /* min value for a short */
5496613Ssobomax
5516404Sjkh#define	UINT_MAX	0xffffffff	/* max value for an unsigned int */
568857Srgrimes#define	INT_MAX		0x7fffffff	/* max value for an int */
5773134Ssobomax#define	INT_MIN		(-0x7fffffff-1)	/* min value for an int */
5873134Ssobomax
5973134Ssobomax#define	ULONG_MAX	0xffffffff	/* max value for an unsigned long */
6073134Ssobomax#define	LONG_MAX	0x7fffffff	/* max value for a long */
6173134Ssobomax#define	LONG_MIN	(-0x7fffffff-1)	/* min value for a long */
6272174Ssobomax
6373134Ssobomax#if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
6473134Ssobomax#define	UQUAD_MAX	0xffffffffffffffffLL		/* max unsigned quad */
6573134Ssobomax#define	QUAD_MAX	0x7fffffffffffffffLL		/* max signed quad */
6673134Ssobomax#define	QUAD_MIN	(-0x7fffffffffffffffLL-1)	/* min signed quad */
6773134Ssobomax#endif
6873134Ssobomax
6973134Ssobomax#endif /* _MACHINE_LIMITS_H_ */
7073134Ssobomax