float.h revision 1.1 1 1.1 glass /*
2 1.1 glass * Copyright (c) 1989 Regents of the University of California.
3 1.1 glass * All rights reserved.
4 1.1 glass *
5 1.1 glass * Redistribution and use in source and binary forms, with or without
6 1.1 glass * modification, are permitted provided that the following conditions
7 1.1 glass * are met:
8 1.1 glass * 1. Redistributions of source code must retain the above copyright
9 1.1 glass * notice, this list of conditions and the following disclaimer.
10 1.1 glass * 2. Redistributions in binary form must reproduce the above copyright
11 1.1 glass * notice, this list of conditions and the following disclaimer in the
12 1.1 glass * documentation and/or other materials provided with the distribution.
13 1.1 glass * 3. All advertising materials mentioning features or use of this software
14 1.1 glass * must display the following acknowledgement:
15 1.1 glass * This product includes software developed by the University of
16 1.1 glass * California, Berkeley and its contributors.
17 1.1 glass * 4. Neither the name of the University nor the names of its contributors
18 1.1 glass * may be used to endorse or promote products derived from this software
19 1.1 glass * without specific prior written permission.
20 1.1 glass *
21 1.1 glass * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 1.1 glass * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 1.1 glass * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 1.1 glass * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 1.1 glass * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 1.1 glass * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 1.1 glass * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 1.1 glass * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 1.1 glass * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 1.1 glass * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 1.1 glass * SUCH DAMAGE.
32 1.1 glass *
33 1.1 glass * from: @(#)float.h 7.1 (Berkeley) 5/8/90
34 1.1 glass * float.h,v 1.2 1993/05/22 07:58:20 cgd Exp
35 1.1 glass */
36 1.1 glass
37 1.1 glass #define FLT_RADIX 2 /* b */
38 1.1 glass #define FLT_ROUNDS 1 /* FP addition rounds to nearest */
39 1.1 glass
40 1.1 glass #define FLT_MANT_DIG 24 /* p */
41 1.1 glass #define FLT_EPSILON 1.19209290E-07F /* b**(1-p) */
42 1.1 glass #define FLT_DIG 6 /* floor((p-1)*log10(b))+(b == 10) */
43 1.1 glass #define FLT_MIN_EXP -125 /* emin */
44 1.1 glass #define FLT_MIN 1.17549435E-38F /* b**(emin-1) */
45 1.1 glass #define FLT_MIN_10_EXP -37 /* ceil(log10(b**(emin-1))) */
46 1.1 glass #define FLT_MAX_EXP 128 /* emax */
47 1.1 glass #define FLT_MAX 3.40282347E+38F /* (1-b**(-p))*b**emax */
48 1.1 glass #define FLT_MAX_10_EXP 38 /* floor(log10((1-b**(-p))*b**emax)) */
49 1.1 glass
50 1.1 glass #define DBL_MANT_DIG 53
51 1.1 glass #define DBL_EPSILON 2.2204460492503131E-16
52 1.1 glass #define DBL_DIG 15
53 1.1 glass #define DBL_MIN_EXP -1021
54 1.1 glass #define DBL_MIN 2.225073858507201E-308
55 1.1 glass #define DBL_MIN_10_EXP -307
56 1.1 glass #define DBL_MAX_EXP 1024
57 1.1 glass #define DBL_MAX 1.797693134862316E+308
58 1.1 glass #define DBL_MAX_10_EXP 308
59 1.1 glass
60 1.1 glass #define LDBL_MANT_DIG DBL_MANT_DIG
61 1.1 glass #define LDBL_EPSILON DBL_EPSILON
62 1.1 glass #define LDBL_DIG DBL_DIG
63 1.1 glass #define LDBL_MIN_EXP DBL_MIN_EXP
64 1.1 glass #define LDBL_MIN DBL_MIN
65 1.1 glass #define LDBL_MIN_10_EXP DBL_MIN_10_EXP
66 1.1 glass #define LDBL_MAX_EXP DBL_MAX_EXP
67 1.1 glass #define LDBL_MAX DBL_MAX
68 1.1 glass #define LDBL_MAX_10_EXP DBL_MAX_10_EXP
69