limits.h revision 1.9 1 1.9 cgd /* $NetBSD: limits.h,v 1.9 1994/10/27 04:16:09 cgd 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 1.1 cgd * 3. All advertising materials mentioning features or use of this software
16 1.1 cgd * must display the following acknowledgement:
17 1.1 cgd * This product includes software developed by the University of
18 1.1 cgd * California, Berkeley and its contributors.
19 1.1 cgd * 4. Neither the name of the University nor the names of its contributors
20 1.1 cgd * may be used to endorse or promote products derived from this software
21 1.1 cgd * without specific prior written permission.
22 1.1 cgd *
23 1.1 cgd * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24 1.1 cgd * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 1.1 cgd * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 1.1 cgd * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27 1.1 cgd * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 1.1 cgd * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 1.1 cgd * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 1.1 cgd * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 1.1 cgd * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 1.1 cgd * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 1.1 cgd * SUCH DAMAGE.
34 1.1 cgd *
35 1.9 cgd * @(#)limits.h 7.2 (Berkeley) 6/28/90
36 1.1 cgd */
37 1.1 cgd
38 1.1 cgd #define CHAR_BIT 8 /* number of bits in a char */
39 1.1 cgd #define MB_LEN_MAX 1 /* no multibyte characters */
40 1.1 cgd
41 1.1 cgd #define SCHAR_MIN (-0x7f-1) /* max value for a signed char */
42 1.1 cgd #define SCHAR_MAX 0x7f /* min value for a signed char */
43 1.1 cgd
44 1.1 cgd #define UCHAR_MAX 0xff /* max value for an unsigned char */
45 1.1 cgd #define CHAR_MAX 0x7f /* max value for a char */
46 1.1 cgd #define CHAR_MIN (-0x7f-1) /* min value for a char */
47 1.1 cgd
48 1.1 cgd #define USHRT_MAX 0xffff /* max value for an unsigned short */
49 1.1 cgd #define SHRT_MAX 0x7fff /* max value for a short */
50 1.1 cgd #define SHRT_MIN (-0x7fff-1) /* min value for a short */
51 1.1 cgd
52 1.1 cgd #define UINT_MAX 0xffffffff /* max value for an unsigned int */
53 1.1 cgd #define INT_MAX 0x7fffffff /* max value for an int */
54 1.1 cgd #define INT_MIN (-0x7fffffff-1) /* min value for an int */
55 1.1 cgd
56 1.1 cgd #define ULONG_MAX 0xffffffff /* max value for an unsigned long */
57 1.1 cgd #define LONG_MAX 0x7fffffff /* max value for a long */
58 1.1 cgd #define LONG_MIN (-0x7fffffff-1) /* min value for a long */
59 1.4 mycroft
60 1.7 cgd #if !defined(_ANSI_SOURCE)
61 1.7 cgd #define SSIZE_MAX INT_MAX /* max value for a ssize_t */
62 1.7 cgd
63 1.8 jtc #if !defined(_POSIX_SOURCE) && !defined(_XOPEN_SOURCE)
64 1.7 cgd #define SIZE_T_MAX UINT_MAX /* max value for a size_t */
65 1.7 cgd
66 1.4 mycroft #define UQUAD_MAX 0xffffffffffffffffLL /* max unsigned quad */
67 1.4 mycroft #define QUAD_MAX 0x7fffffffffffffffLL /* max signed quad */
68 1.4 mycroft #define QUAD_MIN (-0x7fffffffffffffffLL-1) /* min signed quad */
69 1.4 mycroft
70 1.8 jtc #endif /* !_POSIX_SOURCE && !_XOPEN_SOURCE */
71 1.7 cgd #endif /* !_ANSI_SOURCE */
72 1.8 jtc
73 1.8 jtc #if (!defined(_ANSI_SOURCE)&&!defined(_POSIX_SOURCE)) || defined(_XOPEN_SOURCE)
74 1.8 jtc #define LONG_BIT 32
75 1.8 jtc #define WORD_BIT 32
76 1.8 jtc
77 1.8 jtc #define DBL_DIG 15
78 1.8 jtc #define DBL_MAX 1.7976931348623157E+308
79 1.8 jtc #define DBL_MIN 2.2250738585072014E-308
80 1.8 jtc
81 1.8 jtc #define FLT_DIG 6
82 1.8 jtc #define FLT_MAX 3.40282347E+38F
83 1.8 jtc #define FLT_MIN 1.17549435E-38F
84 1.8 jtc #endif
85