/* $NetBSD: limits.h,v 1.21 2019/01/21 20:28:18 dholland Exp $ */ /* * Copyright (c) 1988 The Regents of the University of California. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * @(#)limits.h 7.2 (Berkeley) 6/28/90 */ #ifndef _MACHINE_LIMITS_H_ #define _MACHINE_LIMITS_H_ #include <sys/featuretest.h> #define CHAR_BIT 8 /* number of bits in a char */ #define UCHAR_MAX 0xff /* max value for an unsigned char */ #define SCHAR_MAX 0x7f /* max value for a signed char */ #define SCHAR_MIN (-0x7f-1) /* min value for a signed char */ #define USHRT_MAX 0xffff /* max value for an unsigned short */ #define SHRT_MAX 0x7fff /* max value for a short */ #define SHRT_MIN (-0x7fff-1) /* min value for a short */ #define UINT_MAX 0xffffffffU /* max value for an unsigned int */ #define INT_MAX 0x7fffffff /* max value for an int */ #define INT_MIN (-0x7fffffff-1) /* min value for an int */ #define ULONG_MAX 0xffffffffUL /* max value for an unsigned long */ #define LONG_MAX 0x7fffffffL /* max value for a long */ #define LONG_MIN (-0x7fffffffL-1)/* min value for a long */ #if defined(_ISOC99_SOURCE) || (__STDC_VERSION__ - 0) >= 199901L || \ defined(_NETBSD_SOURCE) #define ULLONG_MAX 0xffffffffffffffffULL /* max unsigned long long */ #define LLONG_MAX 0x7fffffffffffffffLL /* max signed long long */ #define LLONG_MIN (-0x7fffffffffffffffLL-1) /* min signed long long */ #endif #if defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) || \ defined(_NETBSD_SOURCE) #define SSIZE_MAX LONG_MAX /* max value for a ssize_t */ #if defined(_NETBSD_SOURCE) #define SSIZE_MIN LONG_MIN /* min value for a ssize_t */ #define SIZE_T_MAX ULONG_MAX /* max value for a size_t */ #define UQUAD_MAX 0xffffffffffffffffULL /* max unsigned quad */ #define QUAD_MAX 0x7fffffffffffffffLL /* max signed quad */ #define QUAD_MIN (-0x7fffffffffffffffLL-1) /* min signed quad */ #endif /* _NETBSD_SOURCE */ #endif /* _POSIX_C_SOURCE || _XOPEN_SOURCE || _NETBSD_SOURCE */ #if defined(_XOPEN_SOURCE) || defined(_NETBSD_SOURCE) #define LONG_BIT 32 #define WORD_BIT 32 #define DBL_DIG 16 #define DBL_MAX 1.701411834604692294E+38 #define DBL_MIN 2.938735877055718770E-39 #define FLT_DIG 6 #define FLT_MAX 1.70141173E+38F #define FLT_MIN 2.93873588E-39F #endif #endif /* _MACHINE_LIMITS_H_ */ |