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limits.h revision 1.4 
      1 /*	$NetBSD: limits.h,v 1.4 1998/08/06 11:25:05 kleink Exp $	*/
      2 
      3 /*-
      4  * Copyright (C) 1995, 1996 Wolfgang Solfrank.
      5  * Copyright (C) 1995, 1996 TooLs GmbH.
      6  * All rights reserved.
      7  *
      8  * Redistribution and use in source and binary forms, with or without
      9  * modification, are permitted provided that the following conditions
     10  * are met:
     11  * 1. Redistributions of source code must retain the above copyright
     12  *    notice, this list of conditions and the following disclaimer.
     13  * 2. Redistributions in binary form must reproduce the above copyright
     14  *    notice, this list of conditions and the following disclaimer in the
     15  *    documentation and/or other materials provided with the distribution.
     16  * 3. All advertising materials mentioning features or use of this software
     17  *    must display the following acknowledgement:
     18  *	This product includes software developed by TooLs GmbH.
     19  * 4. The name of TooLs GmbH may not be used to endorse or promote products
     20  *    derived from this software without specific prior written permission.
     21  *
     22  * THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``AS IS'' AND ANY EXPRESS OR
     23  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     24  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     25  * IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     26  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     27  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
     28  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
     29  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
     30  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
     31  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     32  */
     33 
     34 #ifndef	_MACHINE_LIMITS_H_
     35 #define	_MACHINE_LIMITS_H_
     36 
     37 #define	CHAR_BIT	8		/* bits per char		*/
     38 #define	MB_LEN_MAX	1		/* no multibyte characters	*/
     39 #define	CHAR_MIN	0		/* min value in char		*/
     40 #define	CHAR_MAX	0xff		/* max value in char		*/
     41 #define	UCHAR_MAX	0xff		/* max value in unsigned char	*/
     42 #define	SCHAR_MIN	(-0x7f-1)	/* min value for a signed char	*/
     43 #define	SCHAR_MAX	0x7f		/* max value for a signed char	*/
     44 
     45 #define	SHRT_MIN	(-0x7fff-1)	/* min value in short		*/
     46 #define	SHRT_MAX	0x7fff		/* max value in short		*/
     47 #define	USHRT_MAX	0xffff		/* max value in unsigned short	*/
     48 
     49 #define	INT_MIN		(-0x7fffffff-1)	/* min value in int		*/
     50 #define	INT_MAX		0x7fffffff	/* max value in int		*/
     51 #define	UINT_MAX	0xffffffff	/* max value in unsigned int	*/
     52 
     53 #define	LONG_MIN	(-0x7fffffff-1)	/* min value in long		*/
     54 #define	LONG_MAX	0x7fffffff	/* max value in long		*/
     55 #define	ULONG_MAX	0xffffffff	/* max value in unsigned long	*/
     56 
     57 #if !defined(_ANSI_SOURCE)
     58 #define	SSIZE_MAX	INT_MAX		/* max value for a ssize_t */
     59 
     60 #if !defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE)
     61 #define	SIZE_T_MAX	UINT_MAX	/* max value for a size_t */
     62 
     63 #define	UQUAD_MAX	0xffffffffffffffffULL		/* max unsigned quad */
     64 #define	QUAD_MAX	0x7fffffffffffffffLL		/* max signed quad */
     65 #define	QUAD_MIN	(-0x7fffffffffffffffLL-1)	/* min signed quad */
     66 
     67 #endif	/* !_POSIX_C_SOURCE && !_XOPEN_SOURCE */
     68 #endif	/* !_ANSI_SOURCE */
     69 
     70 #endif /* _MACHINE_LIMITS_H_ */
     71