limits.h revision 1.5 1 /* $NetBSD: limits.h,v 1.5 1995/05/28 18:38:30 ragge 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. All advertising materials mentioning features or use of this software
16 * must display the following acknowledgement:
17 * This product includes software developed by the University of
18 * California, Berkeley and its contributors.
19 * 4. Neither the name of the University nor the names of its contributors
20 * may be used to endorse or promote products derived from this software
21 * without specific prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * SUCH DAMAGE.
34 *
35 * @(#)limits.h 7.2 (Berkeley) 6/28/90
36 */
37
38 #define CHAR_BIT 8 /* number of bits in a char */
39 /* #define CLK_TCK 60 /* ticks per second */
40 #define MB_LEN_MAX 1 /* no multibyte characters */
41
42 #define SCHAR_MIN (-0x7f-1) /* min value for a signed char */
43 #define SCHAR_MAX 0x7f /* max value for a signed char */
44
45 #define UCHAR_MAX 0xff /* max value for an unsigned char */
46 #define CHAR_MAX 0x7f /* max value for a char */
47 #define CHAR_MIN (-0x7f-1) /* min value for a char */
48
49 #define USHRT_MAX 0xffff /* max value for an unsigned short */
50 #define SHRT_MAX 0x7fff /* max value for a short */
51 #define SHRT_MIN (-0x7fff-1) /* min value for a short */
52
53 #define UINT_MAX 0xffffffffU /* max value for an unsigned int */
54 #define INT_MAX 0x7fffffff /* max value for an int */
55 #define INT_MIN (-0x7fffffff-1) /* min value for an int */
56
57 #define ULONG_MAX 0xffffffffUL /* max value for an unsigned long */
58 #define LONG_MAX 0x7fffffffL /* max value for a long */
59 #define LONG_MIN (-0x7fffffffL-1)/* min value for a long */
60
61 #if !defined(_ANSI_SOURCE)
62 #define SSIZE_MAX INT_MAX /* max value for a ssize_t */
63
64 #if !defined(_POSIX_SOURCE) && !defined(_XOPEN_SOURCE)
65 #define SIZE_T_MAX UINT_MAX /* max value for a size_t */
66
67 #define UQUAD_MAX 0xffffffffffffffffULL /* max unsigned quad */
68 #define QUAD_MAX 0x7fffffffffffffffLL /* max signed quad */
69 #define QUAD_MIN (-0x7fffffffffffffffLL-1) /* min signed quad */
70
71 #endif /* !_POSIX_SOURCE && !_XOPEN_SOURCE */
72 #endif /* !_ANSI_SOURCE */
73
74 #if (!defined(_ANSI_SOURCE)&&!defined(_POSIX_SOURCE)) || defined(_XOPEN_SOURCE)
75 #define LONG_BIT 32
76 #define WORD_BIT 32
77
78 #define DBL_DIG 16
79 #define DBL_MAX 1.701411834604692294E+38
80 #define DBL_MIN 2.938735877055718770E-39
81
82 #define FLT_DIG 6
83 #define FLT_MAX 1.70141173E+38F
84 #define FLT_MIN 2.93873588E-39F
85 #endif
86