root / lab4 / .minix-src / include / sys / common_limits.h @ 13
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/* $NetBSD: common_limits.h,v 1.2 2014/08/19 15:46:46 matt Exp $ */
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/*-
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* Copyright (c) 2014 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Matt Thomas of 3am Software Foundry.
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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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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _SYS_COMMON_LIMITS_H_
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#define _SYS_COMMON_LIMITS_H_
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#define CHAR_BIT __CHAR_BIT__ /* number of bits in a char */ |
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#define SCHAR_MIN (-__SCHAR_MAX__-1) /* min value for a signed char */ |
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#define SCHAR_MAX __SCHAR_MAX__ /* max value for a signed char */ |
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#define UCHAR_MAX (2*SCHAR_MAX+1) /* max value for an unsigned char */ |
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#define SHRT_MIN (-__SHRT_MAX__-1) /* min value for a short */ |
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#define SHRT_MAX __SHRT_MAX__ /* max value for a short */ |
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#define USHRT_MAX (2*SHRT_MAX+1) /* max value for an unsigned short */ |
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#define INT_MIN (-__INT_MAX__-1) /* min value for an int */ |
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#define INT_MAX __INT_MAX__ /* max value for an int */ |
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#define UINT_MAX (2U*INT_MAX+1U) /* max value for an unsigned int */ |
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#define LONG_MIN (-__LONG_MAX__-1L) /* min value for a long */ |
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#define LONG_MAX __LONG_MAX__ /* max value for a long */ |
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#define ULONG_MAX (2UL*LONG_MAX+1UL) /* max unsigned long */ |
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#if defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) || \
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defined(_NETBSD_SOURCE) |
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#define SSIZE_MAX LONG_MAX /* max value for a ssize_t */ |
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#if defined(_ISOC99_SOURCE) || (__STDC_VERSION__ - 0) >= 199901L || \ |
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defined(_NETBSD_SOURCE) |
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#define LLONG_MIN (-__LONG_LONG_MAX__-1LL) /* min signed long long */ |
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#define LLONG_MAX __LONG_LONG_MAX__ /* max signed long long */ |
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#define ULLONG_MAX (2ULL*LLONG_MAX+1ULL) /* max unsigned long long */ |
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#endif
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#if defined(_NETBSD_SOURCE)
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#define SSIZE_MIN LONG_MIN /* min value for a ssize_t */ |
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#define SIZE_T_MAX ULONG_MAX /* max value for a size_t */ |
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#define UQUAD_MAX ULLONG_MAX /* max unsigned quad */ |
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#define QUAD_MAX LLONG_MAX /* max signed quad */ |
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#define QUAD_MIN LLONG_MIN /* min signed quad */ |
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#endif /* _NETBSD_SOURCE */ |
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#endif /* _POSIX_C_SOURCE || _XOPEN_SOURCE || _NETBSD_SOURCE */ |
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#if defined(_XOPEN_SOURCE) || defined(_NETBSD_SOURCE)
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#define LONG_BIT (__SIZEOF_LONG__ * 8) |
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#define WORD_BIT (__SIZEOF_INT__ * 8) |
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#define DBL_DIG __DBL_DIG__
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#define DBL_MAX __DBL_MAX__
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#define DBL_MIN __DBL_MIN__
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#define FLT_DIG __FLT_DIG__
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#define FLT_MAX __FLT_MAX__
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#define FLT_MIN __FLT_MIN__
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#ifdef __LDBL_DIG__
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#define LDBL_DIG __LDBL_DIG__
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#define LDBL_MAX __LDBL_MAX__
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#define LDBL_MIN __LDBL_MIN__
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#endif
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#endif /* _XOPEN_SOURCE || _NETBSD_SOURCE */ |
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#endif /* _SYS_COMMON_LIMITS_H_ */ |