master
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_ */