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limits.h revision 1.8
      1  1.1      cgd /*
      2  1.1      cgd  * Copyright (c) 1988 The Regents of the University of California.
      3  1.1      cgd  * All rights reserved.
      4  1.1      cgd  *
      5  1.1      cgd  * Redistribution and use in source and binary forms, with or without
      6  1.1      cgd  * modification, are permitted provided that the following conditions
      7  1.1      cgd  * are met:
      8  1.1      cgd  * 1. Redistributions of source code must retain the above copyright
      9  1.1      cgd  *    notice, this list of conditions and the following disclaimer.
     10  1.1      cgd  * 2. Redistributions in binary form must reproduce the above copyright
     11  1.1      cgd  *    notice, this list of conditions and the following disclaimer in the
     12  1.1      cgd  *    documentation and/or other materials provided with the distribution.
     13  1.1      cgd  * 3. All advertising materials mentioning features or use of this software
     14  1.1      cgd  *    must display the following acknowledgement:
     15  1.1      cgd  *	This product includes software developed by the University of
     16  1.1      cgd  *	California, Berkeley and its contributors.
     17  1.1      cgd  * 4. Neither the name of the University nor the names of its contributors
     18  1.1      cgd  *    may be used to endorse or promote products derived from this software
     19  1.1      cgd  *    without specific prior written permission.
     20  1.1      cgd  *
     21  1.1      cgd  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     22  1.1      cgd  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     23  1.1      cgd  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     24  1.1      cgd  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     25  1.1      cgd  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     26  1.1      cgd  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     27  1.1      cgd  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     28  1.1      cgd  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     29  1.1      cgd  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     30  1.1      cgd  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     31  1.1      cgd  * SUCH DAMAGE.
     32  1.1      cgd  *
     33  1.2      cgd  *	from: @(#)limits.h	7.2 (Berkeley) 6/28/90
     34  1.8      jtc  *	$Id: limits.h,v 1.8 1994/10/05 17:16:37 jtc Exp $
     35  1.1      cgd  */
     36  1.8      jtc 
     37  1.1      cgd #define	CHAR_BIT	8		/* number of bits in a char */
     38  1.1      cgd #define	MB_LEN_MAX	1		/* no multibyte characters */
     39  1.1      cgd 
     40  1.5  mycroft #define	SCHAR_MIN	(-0x7f-1)	/* max value for a signed char */
     41  1.1      cgd #define	SCHAR_MAX	0x7f		/* min value for a signed char */
     42  1.1      cgd 
     43  1.1      cgd #define	UCHAR_MAX	0xff		/* max value for an unsigned char */
     44  1.1      cgd #define	CHAR_MAX	0x7f		/* max value for a char */
     45  1.5  mycroft #define	CHAR_MIN	(-0x7f-1)	/* min value for a char */
     46  1.1      cgd 
     47  1.1      cgd #define	USHRT_MAX	0xffff		/* max value for an unsigned short */
     48  1.1      cgd #define	SHRT_MAX	0x7fff		/* max value for a short */
     49  1.5  mycroft #define	SHRT_MIN	(-0x7fff-1)	/* min value for a short */
     50  1.1      cgd 
     51  1.7   chopps #define	UINT_MAX	0xffffffffU	/* max value for an unsigned int */
     52  1.1      cgd #define	INT_MAX		0x7fffffff	/* max value for an int */
     53  1.5  mycroft #define	INT_MIN		(-0x7fffffff-1)	/* min value for an int */
     54  1.1      cgd 
     55  1.7   chopps #define	ULONG_MAX	0xffffffffUL	/* max value for an unsigned long */
     56  1.7   chopps #define	LONG_MAX	0x7fffffffL	/* max value for a long */
     57  1.7   chopps #define	LONG_MIN	(-0x7fffffffL-1)	/* min value for a long */
     58  1.7   chopps 
     59  1.7   chopps #if !defined(_ANSI_SOURCE)
     60  1.7   chopps #define SSIZE_MAX	INT_MAX		/* max value for a ssize_t */
     61  1.7   chopps 
     62  1.8      jtc #if !defined(_POSIX_SOURCE) && !defined(_XOPEN_SOURCE)
     63  1.7   chopps #define SIZE_T_MAX	UINT_MAX	/* max value for a size_t */
     64  1.4  mycroft 
     65  1.7   chopps #define	UQUAD_MAX	0xffffffffffffffffULL		/* max unsigned quad */
     66  1.4  mycroft #define	QUAD_MAX	0x7fffffffffffffffLL		/* max signed quad */
     67  1.4  mycroft #define	QUAD_MIN	(-0x7fffffffffffffffLL-1)	/* min signed quad */
     68  1.6   chopps 
     69  1.8      jtc #endif /* !_POSIX_SOURCE && !_XOPEN_SOURCE */
     70  1.7   chopps #endif /* !_ANSI_SOURCE */
     71  1.8      jtc 
     72  1.8      jtc #if (!defined(_ANSI_SOURCE)&&!defined(_POSIX_SOURCE)) || defined(_XOPEN_SOURCE)
     73  1.8      jtc #define LONG_BIT	32
     74  1.8      jtc #define WORD_BIT	32
     75  1.8      jtc 
     76  1.8      jtc #define DBL_DIG		15
     77  1.8      jtc #define DBL_MAX		1.7976931348623157E+308
     78  1.8      jtc #define DBL_MIN		2.2250738585072014E-308
     79  1.8      jtc 
     80  1.8      jtc #define FLT_DIG		6
     81  1.8      jtc #define FLT_MAX		3.40282347E+38F
     82  1.8      jtc #define FLT_MIN		1.17549435E-38F
     83  1.8      jtc #endif
     84