limits.h revision 1.1 1 1.1 itojun /* $NetBSD: limits.h,v 1.1 1999/09/13 10:31:19 itojun Exp $ */
2 1.1 itojun
3 1.1 itojun /*
4 1.1 itojun * Copyright (c) 1988 The Regents of the University of California.
5 1.1 itojun * All rights reserved.
6 1.1 itojun *
7 1.1 itojun * Redistribution and use in source and binary forms, with or without
8 1.1 itojun * modification, are permitted provided that the following conditions
9 1.1 itojun * are met:
10 1.1 itojun * 1. Redistributions of source code must retain the above copyright
11 1.1 itojun * notice, this list of conditions and the following disclaimer.
12 1.1 itojun * 2. Redistributions in binary form must reproduce the above copyright
13 1.1 itojun * notice, this list of conditions and the following disclaimer in the
14 1.1 itojun * documentation and/or other materials provided with the distribution.
15 1.1 itojun * 3. All advertising materials mentioning features or use of this software
16 1.1 itojun * must display the following acknowledgement:
17 1.1 itojun * This product includes software developed by the University of
18 1.1 itojun * California, Berkeley and its contributors.
19 1.1 itojun * 4. Neither the name of the University nor the names of its contributors
20 1.1 itojun * may be used to endorse or promote products derived from this software
21 1.1 itojun * without specific prior written permission.
22 1.1 itojun *
23 1.1 itojun * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24 1.1 itojun * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 1.1 itojun * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 1.1 itojun * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27 1.1 itojun * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 1.1 itojun * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 1.1 itojun * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 1.1 itojun * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 1.1 itojun * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 1.1 itojun * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 1.1 itojun * SUCH DAMAGE.
34 1.1 itojun *
35 1.1 itojun * @(#)limits.h 7.2 (Berkeley) 6/28/90
36 1.1 itojun */
37 1.1 itojun
38 1.1 itojun #ifndef _MACHINE_LIMITS_H_
39 1.1 itojun #define _MACHINE_LIMITS_H_
40 1.1 itojun
41 1.1 itojun #define CHAR_BIT 8 /* number of bits in a char */
42 1.1 itojun #define MB_LEN_MAX 1 /* no multibyte characters */
43 1.1 itojun
44 1.1 itojun #define SCHAR_MAX 0x7f /* max value for a signed char */
45 1.1 itojun #define SCHAR_MIN (-0x7f-1) /* min value for a signed char */
46 1.1 itojun
47 1.1 itojun #define UCHAR_MAX 0xffU /* max value for an unsigned char */
48 1.1 itojun #define CHAR_MAX 0x7f /* max value for a char */
49 1.1 itojun #define CHAR_MIN (-0x7f-1) /* min value for a char */
50 1.1 itojun
51 1.1 itojun #define USHRT_MAX 0xffffU /* max value for an unsigned short */
52 1.1 itojun #define SHRT_MAX 0x7fff /* max value for a short */
53 1.1 itojun #define SHRT_MIN (-0x7fff-1) /* min value for a short */
54 1.1 itojun
55 1.1 itojun #define UINT_MAX 0xffffffffU /* max value for an unsigned int */
56 1.1 itojun #define INT_MAX 0x7fffffff /* max value for an int */
57 1.1 itojun #define INT_MIN (-0x7fffffff-1) /* min value for an int */
58 1.1 itojun
59 1.1 itojun #define ULONG_MAX 0xffffffffUL /* max value for an unsigned long */
60 1.1 itojun #define LONG_MAX 0x7fffffffL /* max value for a long */
61 1.1 itojun #define LONG_MIN (-0x7fffffffL-1) /* min value for a long */
62 1.1 itojun
63 1.1 itojun #if !defined(_ANSI_SOURCE)
64 1.1 itojun #define SSIZE_MAX INT_MAX /* max value for a ssize_t */
65 1.1 itojun
66 1.1 itojun #if !defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE)
67 1.1 itojun #define SIZE_T_MAX UINT_MAX /* max value for a size_t */
68 1.1 itojun
69 1.1 itojun #define UQUAD_MAX 0xffffffffffffffffULL /* max unsigned quad */
70 1.1 itojun #define QUAD_MAX 0x7fffffffffffffffLL /* max signed quad */
71 1.1 itojun #define QUAD_MIN (-0x7fffffffffffffffLL-1) /* min signed quad */
72 1.1 itojun
73 1.1 itojun #endif /* !_POSIX_C_SOURCE && !_XOPEN_SOURCE */
74 1.1 itojun #endif /* !_ANSI_SOURCE */
75 1.1 itojun
76 1.1 itojun #if !defined(_ANSI_SOURCE) && !defined(_POSIX_C_SOURCE) || \
77 1.1 itojun defined(_XOPEN_SOURCE)
78 1.1 itojun #define LONG_BIT 32
79 1.1 itojun #define WORD_BIT 32
80 1.1 itojun
81 1.1 itojun #define DBL_DIG 15
82 1.1 itojun #define DBL_MAX 1.7976931348623157E+308
83 1.1 itojun #define DBL_MIN 2.2250738585072014E-308
84 1.1 itojun
85 1.1 itojun #define FLT_DIG 6
86 1.1 itojun #define FLT_MAX 3.40282347E+38F
87 1.1 itojun #define FLT_MIN 1.17549435E-38F
88 1.1 itojun #endif
89 1.1 itojun
90 1.1 itojun #endif /* _MACHINE_LIMITS_H_ */
91