1/* $FreeBSD: releng/10.3/sys/ia64/include/_limits.h 217145 2011-01-08 11:13:34Z tijl $ */ 2/* From: NetBSD: limits.h,v 1.3 1997/04/06 08:47:31 cgd Exp */ 3 4/*- 5 * Copyright (c) 1988, 1993 6 * The Regents of the University of California. 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 * 4. Neither the name of the University nor the names of its contributors 17 * may be used to endorse or promote products derived from this software 18 * without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 * 32 * @(#)limits.h 8.3 (Berkeley) 1/4/94 33 */ 34 35#ifndef _MACHINE__LIMITS_H_ 36#define _MACHINE__LIMITS_H_ 37 38/* 39 * According to ANSI (section 2.2.4.2), the values below must be usable by 40 * #if preprocessing directives. Additionally, the expression must have the 41 * same type as would an expression that is an object of the corresponding 42 * type converted according to the integral promotions. The subtraction for 43 * INT_MIN, etc., is so the value is not unsigned; e.g., 0x80000000 is an 44 * unsigned int for 32-bit two's complement ANSI compilers (section 3.1.3.2). 45 */ 46 47#define __CHAR_BIT 8 /* number of bits in a char */ 48 49#define __SCHAR_MAX 0x7f /* max value for a signed char */ 50#define __SCHAR_MIN (-0x7f-1) /* min value for a signed char */ 51 52#define __UCHAR_MAX 0xff /* max value for an unsigned char */ 53 54#define __USHRT_MAX 0xffff /* max value for an unsigned short */ 55#define __SHRT_MAX 0x7fff /* max value for a short */ 56#define __SHRT_MIN (-0x7fff-1) /* min value for a short */ 57 58#define __UINT_MAX 0xffffffff /* max value for an unsigned int */ 59#define __INT_MAX 0x7fffffff /* max value for an int */ 60#define __INT_MIN (-0x7fffffff-1) /* min value for an int */ 61 62#define __ULONG_MAX 0xffffffffffffffff /* max for an unsigned long */ 63#define __LONG_MAX 0x7fffffffffffffff /* max for a long */ 64#define __LONG_MIN (-0x7fffffffffffffff-1) /* min for a long */ 65 66/* Long longs have the same size but not the same type as longs. */ 67 /* max for an unsigned long long */ 68#define __ULLONG_MAX 0xffffffffffffffffULL 69#define __LLONG_MAX 0x7fffffffffffffffLL /* max for a long long */ 70#define __LLONG_MIN (-0x7fffffffffffffffLL-1) /* min for a long long */ 71 72#define __SSIZE_MAX __LONG_MAX /* max value for a ssize_t */ 73 74#define __SIZE_T_MAX __ULONG_MAX /* max value for a size_t */ 75 76#define __OFF_MAX __LONG_MAX /* max value for an off_t */ 77#define __OFF_MIN __LONG_MIN /* min value for an off_t */ 78 79/* Quads and longs are the same. Ensure they stay in sync. */ 80#define __UQUAD_MAX (__ULONG_MAX) /* max value for a uquad_t */ 81#define __QUAD_MAX (__LONG_MAX) /* max value for a quad_t */ 82#define __QUAD_MIN (__LONG_MIN) /* min value for a quad_t */ 83 84#define __LONG_BIT 64 85#define __WORD_BIT 32 86 87/* Minimum signal stack size. */ 88#define __MINSIGSTKSZ (3072 * 4) 89 90#endif /* !_MACHINE__LIMITS_H_ */ 91