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      1 /*	$NetBSD: limits.h,v 1.15 2019/01/21 20:22:48 dholland Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1988 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. Neither the name of the University nor the names of its contributors
     16  *    may be used to endorse or promote products derived from this software
     17  *    without specific prior written permission.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     29  * SUCH DAMAGE.
     30  *
     31  *	@(#)limits.h	7.2 (Berkeley) 6/28/90
     32  */
     33 
     34 #ifndef	_X86_64_LIMITS_H_
     35 #define	_X86_64_LIMITS_H_
     36 
     37 #ifdef __x86_64__
     38 
     39 #include <sys/featuretest.h>
     40 
     41 #define	CHAR_BIT	8		/* number of bits in a char */
     42 
     43 #define	UCHAR_MAX	0xff		/* max value for an unsigned char */
     44 #define	SCHAR_MAX	0x7f		/* max value for a signed char */
     45 #define SCHAR_MIN	(-0x7f-1)	/* min value for a signed char */
     46 
     47 #define	USHRT_MAX	0xffff		/* max value for an unsigned short */
     48 #define	SHRT_MAX	0x7fff		/* max value for a short */
     49 #define SHRT_MIN        (-0x7fff-1)     /* min value for a short */
     50 
     51 #define	UINT_MAX	0xffffffffU	/* max value for an unsigned int */
     52 #define	INT_MAX		0x7fffffff	/* max value for an int */
     53 #define	INT_MIN		(-0x7fffffff-1)	/* min value for an int */
     54 
     55 #define	ULONG_MAX	0xffffffffffffffffUL	/* max value for an unsigned long */
     56 #define	LONG_MAX	0x7fffffffffffffffL	/* max value for a long */
     57 #define	LONG_MIN	(-0x7fffffffffffffffL-1)	/* min value for a long */
     58 
     59 #if defined(_ISOC99_SOURCE) || (__STDC_VERSION__ - 0) >= 199901L || \
     60     defined(_NETBSD_SOURCE)
     61 #define	ULLONG_MAX	0xffffffffffffffffULL	/* max unsigned long long */
     62 #define	LLONG_MAX	0x7fffffffffffffffLL	/* max signed long long */
     63 #define	LLONG_MIN	(-0x7fffffffffffffffLL-1) /* min signed long long */
     64 #endif
     65 
     66 #if defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) || \
     67     defined(_NETBSD_SOURCE)
     68 #define	SSIZE_MAX	LONG_MAX		/* max value for a ssize_t */
     69 
     70 #if defined(_NETBSD_SOURCE)
     71 #define	SSIZE_MIN	LONG_MIN		/* min value for a ssize_t */
     72 #define	SIZE_T_MAX	ULONG_MAX	/* max value for a size_t */
     73 
     74 #define	UQUAD_MAX	0xffffffffffffffffULL		/* max unsigned quad */
     75 #define	QUAD_MAX	0x7fffffffffffffffLL		/* max signed quad */
     76 #define	QUAD_MIN	(-0x7fffffffffffffffLL-1)	/* min signed quad */
     77 
     78 #endif /* _NETBSD_SOURCE */
     79 #endif /* _POSIX_C_SOURCE || _XOPEN_SOURCE || _NETBSD_SOURCE */
     80 
     81 #if defined(_XOPEN_SOURCE) || defined(_NETBSD_SOURCE)
     82 #define LONG_BIT	64
     83 #define WORD_BIT	32
     84 
     85 #define DBL_DIG		__DBL_DIG__
     86 #define DBL_MAX		__DBL_MAX__
     87 #define DBL_MIN		__DBL_MIN__
     88 
     89 #define FLT_DIG		__FLT_DIG__
     90 #define FLT_MAX		__FLT_MAX__
     91 #define FLT_MIN		__FLT_MIN__
     92 #endif
     93 
     94 #else	/*	__x86_64__	*/
     95 
     96 #include <i386/limits.h>
     97 
     98 #endif	/*	__x86_64__	*/
     99 
    100 #endif /* _X86_64_LIMITS_H_ */
    101