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limits.h revision 1.14
      1  1.14   kleink /*	$NetBSD: limits.h,v 1.14 2000/03/07 19:31:50 kleink Exp $	*/
      2   1.9      cgd 
      3   1.1      cgd /*
      4   1.1      cgd  * Copyright (c) 1988 The Regents of the University of California.
      5   1.1      cgd  * All rights reserved.
      6   1.1      cgd  *
      7   1.1      cgd  * Redistribution and use in source and binary forms, with or without
      8   1.1      cgd  * modification, are permitted provided that the following conditions
      9   1.1      cgd  * are met:
     10   1.1      cgd  * 1. Redistributions of source code must retain the above copyright
     11   1.1      cgd  *    notice, this list of conditions and the following disclaimer.
     12   1.1      cgd  * 2. Redistributions in binary form must reproduce the above copyright
     13   1.1      cgd  *    notice, this list of conditions and the following disclaimer in the
     14   1.1      cgd  *    documentation and/or other materials provided with the distribution.
     15   1.1      cgd  * 3. All advertising materials mentioning features or use of this software
     16   1.1      cgd  *    must display the following acknowledgement:
     17   1.1      cgd  *	This product includes software developed by the University of
     18   1.1      cgd  *	California, Berkeley and its contributors.
     19   1.1      cgd  * 4. Neither the name of the University nor the names of its contributors
     20   1.1      cgd  *    may be used to endorse or promote products derived from this software
     21   1.1      cgd  *    without specific prior written permission.
     22   1.1      cgd  *
     23   1.1      cgd  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     24   1.1      cgd  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     25   1.1      cgd  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     26   1.1      cgd  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     27   1.1      cgd  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     28   1.1      cgd  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     29   1.1      cgd  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     30   1.1      cgd  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     31   1.1      cgd  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     32   1.1      cgd  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     33   1.1      cgd  * SUCH DAMAGE.
     34   1.1      cgd  *
     35   1.9      cgd  *	@(#)limits.h	7.2 (Berkeley) 6/28/90
     36   1.1      cgd  */
     37   1.1      cgd 
     38  1.12    perry #ifndef	_MACHINE_LIMITS_H_
     39  1.12    perry #define	_MACHINE_LIMITS_H_
     40  1.12    perry 
     41   1.1      cgd #define	CHAR_BIT	8		/* number of bits in a char */
     42   1.1      cgd #define	MB_LEN_MAX	1		/* no multibyte characters */
     43   1.1      cgd 
     44  1.11  mycroft #define	SCHAR_MAX	0x7f		/* max value for a signed char */
     45  1.11  mycroft #define SCHAR_MIN	(-0x7f-1)	/* min value for a signed char */
     46   1.1      cgd 
     47  1.10  mycroft #define	UCHAR_MAX	0xffU		/* max value for an unsigned char */
     48   1.1      cgd #define	CHAR_MAX	0x7f		/* max value for a char */
     49   1.1      cgd #define	CHAR_MIN	(-0x7f-1)	/* min value for a char */
     50   1.1      cgd 
     51  1.10  mycroft #define	USHRT_MAX	0xffffU		/* max value for an unsigned short */
     52   1.1      cgd #define	SHRT_MAX	0x7fff		/* max value for a short */
     53   1.1      cgd #define SHRT_MIN        (-0x7fff-1)     /* min value for a short */
     54   1.1      cgd 
     55  1.10  mycroft #define	UINT_MAX	0xffffffffU	/* max value for an unsigned int */
     56   1.1      cgd #define	INT_MAX		0x7fffffff	/* max value for an int */
     57   1.1      cgd #define	INT_MIN		(-0x7fffffff-1)	/* min value for an int */
     58   1.1      cgd 
     59  1.11  mycroft #define	ULONG_MAX	0xffffffffUL	/* max value for an unsigned long */
     60  1.11  mycroft #define	LONG_MAX	0x7fffffffL	/* max value for a long */
     61  1.11  mycroft #define	LONG_MIN	(-0x7fffffffL-1)	/* min value for a long */
     62   1.4  mycroft 
     63   1.7      cgd #if !defined(_ANSI_SOURCE)
     64   1.7      cgd #define	SSIZE_MAX	INT_MAX		/* max value for a ssize_t */
     65  1.14   kleink 
     66  1.14   kleink #if !defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE) || \
     67  1.14   kleink      defined(_ISOC99_SOURCE) || (__STDC_VERSION__ - 0) >= 199901L
     68  1.14   kleink #define	ULLONG_MAX	0xffffffffffffffffULL	/* max unsigned long long */
     69  1.14   kleink #define	LLONG_MAX	0x7fffffffffffffffLL	/* max signed long long */
     70  1.14   kleink #define	LLONG_MIN	(-0x7fffffffffffffffLL-1) /* min signed long long */
     71  1.14   kleink #endif
     72   1.7      cgd 
     73  1.13   kleink #if !defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE)
     74   1.7      cgd #define	SIZE_T_MAX	UINT_MAX	/* max value for a size_t */
     75   1.7      cgd 
     76  1.10  mycroft #define	UQUAD_MAX	0xffffffffffffffffULL		/* max unsigned quad */
     77   1.4  mycroft #define	QUAD_MAX	0x7fffffffffffffffLL		/* max signed quad */
     78   1.4  mycroft #define	QUAD_MIN	(-0x7fffffffffffffffLL-1)	/* min signed quad */
     79   1.4  mycroft 
     80  1.13   kleink #endif /* !_POSIX_C_SOURCE && !_XOPEN_SOURCE */
     81   1.7      cgd #endif /* !_ANSI_SOURCE */
     82   1.8      jtc 
     83  1.13   kleink #if !defined(_ANSI_SOURCE) && !defined(_POSIX_C_SOURCE) || \
     84  1.13   kleink     defined(_XOPEN_SOURCE)
     85   1.8      jtc #define LONG_BIT	32
     86   1.8      jtc #define WORD_BIT	32
     87   1.8      jtc 
     88   1.8      jtc #define DBL_DIG		15
     89   1.8      jtc #define DBL_MAX		1.7976931348623157E+308
     90   1.8      jtc #define DBL_MIN		2.2250738585072014E-308
     91   1.8      jtc 
     92   1.8      jtc #define FLT_DIG		6
     93   1.8      jtc #define FLT_MAX		3.40282347E+38F
     94   1.8      jtc #define FLT_MIN		1.17549435E-38F
     95   1.8      jtc #endif
     96  1.12    perry 
     97  1.12    perry #endif /* _MACHINE_LIMITS_H_ */
     98