limits.h revision 1.23 1 1.23 christos /* $NetBSD: limits.h,v 1.23 2012/03/28 17:03:29 christos Exp $ */
2 1.9 cgd
3 1.1 cgd /*
4 1.1 cgd * Copyright (c) 1988 The Regents of the University of California.
5 1.1 cgd * All rights reserved.
6 1.1 cgd *
7 1.1 cgd * Redistribution and use in source and binary forms, with or without
8 1.1 cgd * modification, are permitted provided that the following conditions
9 1.1 cgd * are met:
10 1.1 cgd * 1. Redistributions of source code must retain the above copyright
11 1.1 cgd * notice, this list of conditions and the following disclaimer.
12 1.1 cgd * 2. Redistributions in binary form must reproduce the above copyright
13 1.1 cgd * notice, this list of conditions and the following disclaimer in the
14 1.1 cgd * documentation and/or other materials provided with the distribution.
15 1.17 agc * 3. Neither the name of the University nor the names of its contributors
16 1.1 cgd * may be used to endorse or promote products derived from this software
17 1.1 cgd * without specific prior written permission.
18 1.1 cgd *
19 1.1 cgd * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20 1.1 cgd * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 1.1 cgd * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 1.1 cgd * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23 1.1 cgd * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 1.1 cgd * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 1.1 cgd * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 1.1 cgd * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 1.1 cgd * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 1.1 cgd * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 1.1 cgd * SUCH DAMAGE.
30 1.1 cgd *
31 1.9 cgd * @(#)limits.h 7.2 (Berkeley) 6/28/90
32 1.1 cgd */
33 1.1 cgd
34 1.21 mrg #ifndef _I386_LIMITS_H_
35 1.21 mrg #define _I386_LIMITS_H_
36 1.12 perry
37 1.16 bjh21 #include <sys/featuretest.h>
38 1.16 bjh21
39 1.1 cgd #define CHAR_BIT 8 /* number of bits in a char */
40 1.1 cgd
41 1.23 christos #define UCHAR_MAX 0xff /* max value for an unsigned char */
42 1.11 mycroft #define SCHAR_MAX 0x7f /* max value for a signed char */
43 1.11 mycroft #define SCHAR_MIN (-0x7f-1) /* min value for a signed char */
44 1.1 cgd
45 1.19 drochner #define USHRT_MAX 0xffff /* max value for an unsigned short */
46 1.1 cgd #define SHRT_MAX 0x7fff /* max value for a short */
47 1.1 cgd #define SHRT_MIN (-0x7fff-1) /* min value for a short */
48 1.1 cgd
49 1.10 mycroft #define UINT_MAX 0xffffffffU /* max value for an unsigned int */
50 1.1 cgd #define INT_MAX 0x7fffffff /* max value for an int */
51 1.1 cgd #define INT_MIN (-0x7fffffff-1) /* min value for an int */
52 1.1 cgd
53 1.11 mycroft #define ULONG_MAX 0xffffffffUL /* max value for an unsigned long */
54 1.11 mycroft #define LONG_MAX 0x7fffffffL /* max value for a long */
55 1.11 mycroft #define LONG_MIN (-0x7fffffffL-1) /* min value for a long */
56 1.4 mycroft
57 1.16 bjh21 #if defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) || \
58 1.16 bjh21 defined(_NETBSD_SOURCE)
59 1.7 cgd #define SSIZE_MAX INT_MAX /* max value for a ssize_t */
60 1.14 kleink
61 1.16 bjh21 #if defined(_ISOC99_SOURCE) || (__STDC_VERSION__ - 0) >= 199901L || \
62 1.16 bjh21 defined(_NETBSD_SOURCE)
63 1.14 kleink #define ULLONG_MAX 0xffffffffffffffffULL /* max unsigned long long */
64 1.14 kleink #define LLONG_MAX 0x7fffffffffffffffLL /* max signed long long */
65 1.14 kleink #define LLONG_MIN (-0x7fffffffffffffffLL-1) /* min signed long long */
66 1.14 kleink #endif
67 1.7 cgd
68 1.16 bjh21 #if defined(_NETBSD_SOURCE)
69 1.7 cgd #define SIZE_T_MAX UINT_MAX /* max value for a size_t */
70 1.7 cgd
71 1.10 mycroft #define UQUAD_MAX 0xffffffffffffffffULL /* max unsigned quad */
72 1.4 mycroft #define QUAD_MAX 0x7fffffffffffffffLL /* max signed quad */
73 1.4 mycroft #define QUAD_MIN (-0x7fffffffffffffffLL-1) /* min signed quad */
74 1.4 mycroft
75 1.16 bjh21 #endif /* _NETBSD_SOURCE */
76 1.16 bjh21 #endif /* _POSIX_C_SOURCE || _XOPEN_SOURCE || _NETBSD_SOURCE */
77 1.8 jtc
78 1.16 bjh21 #if defined(_XOPEN_SOURCE) || defined(_NETBSD_SOURCE)
79 1.8 jtc #define LONG_BIT 32
80 1.8 jtc #define WORD_BIT 32
81 1.8 jtc
82 1.8 jtc #define DBL_DIG 15
83 1.8 jtc #define DBL_MAX 1.7976931348623157E+308
84 1.8 jtc #define DBL_MIN 2.2250738585072014E-308
85 1.8 jtc
86 1.8 jtc #define FLT_DIG 6
87 1.8 jtc #define FLT_MAX 3.40282347E+38F
88 1.8 jtc #define FLT_MIN 1.17549435E-38F
89 1.8 jtc #endif
90 1.12 perry
91 1.21 mrg #endif /* _I386_LIMITS_H_ */
92