107 lines
4.2 KiB
C
107 lines
4.2 KiB
C
/* $NetBSD: limits.h,v 1.2 2005/12/11 12:18:34 christos Exp $ */
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/*
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* Copyright (c) 1988 The Regents of the University of California.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)limits.h 7.2 (Berkeley) 6/28/90
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*/
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#ifndef _MACHINE_LIMITS_H_
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#define _MACHINE_LIMITS_H_
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#define CHAR_BIT 9 /* number of bits in a char */
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#define MB_LEN_MAX 36 /* no multibyte characters */
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#define SCHAR_MAX 0xff /* max value for a signed char */
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#define SCHAR_MIN (-0xff-1) /* min value for a signed char */
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#define UCHAR_MAX 0x1ffU /* max value for an unsigned char */
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#define CHAR_MAX 0xff /* max value for a char */
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#define CHAR_MIN (-0xff-1) /* min value for a char */
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#define USHRT_MAX 0x3ffffU /* max value for an unsigned short */
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#define SHRT_MAX 0x1ffff /* max value for a short */
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#define SHRT_MIN (-0x1ffff-1) /* min value for a short */
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#define UINT_MAX 0xfffffffffU /* max value for an unsigned int */
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#define INT_MAX 0x7ffffffff /* max value for an int */
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#define INT_MIN (-0x7ffffffff-1) /* min value for an int */
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#define ULONG_MAX 0xfffffffffUL /* max value for an unsigned long */
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#define LONG_MAX 0x7ffffffffL /* max value for a long */
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#define LONG_MIN (-0x7ffffffffL-1) /* min value for a long */
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#if !defined(_ANSI_SOURCE)
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#ifdef __ELF__
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#define SSIZE_MAX LONG_MAX /* max value for a ssize_t */
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#else
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#define SSIZE_MAX INT_MAX /* max value for a ssize_t */
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#endif
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#if !defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE) || \
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defined(_ISOC99_SOURCE) || (__STDC_VERSION__ - 0) >= 199901L
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#define ULLONG_MAX 0xffffffffffffffffffULL /* max unsigned long long */
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#define LLONG_MAX 0x7fffffffffffffffffLL /* max signed long long */
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#define LLONG_MIN (-0x7fffffffffffffffffLL-1) /* min signed long long */
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#endif
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#if !defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE)
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#ifdef __ELF__
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#define SIZE_T_MAX ULONG_MAX /* max value for a size_t */
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#else
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#define SIZE_T_MAX UINT_MAX /* max value for a size_t */
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#endif
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#define UQUAD_MAX 0xffffffffffffffffffULL /* max unsigned quad */
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#define QUAD_MAX 0x7fffffffffffffffffLL /* max signed quad */
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#define QUAD_MIN (-0x7fffffffffffffffffLL-1) /* min signed quad */
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#endif /* !_POSIX_C_SOURCE && !_XOPEN_SOURCE */
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#endif /* !_ANSI_SOURCE */
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#if !defined(_ANSI_SOURCE) && !defined(_POSIX_C_SOURCE) || \
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defined(_XOPEN_SOURCE)
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#define LONG_BIT 36
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#define WORD_BIT 36
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/* XXX - floating point numbers not entirely correct */
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#define DBL_DIG 16
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#define DBL_MAX 1.701411834604692294E+38
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#define DBL_MIN 2.938735877055718770E-39
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#define FLT_DIG 6
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#define FLT_MAX 1.70141173E+38F
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#define FLT_MIN 2.93873588E-39F
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#endif
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#endif /* _MACHINE_LIMITS_H_ */
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