projects / unix-history / blame
| Commit | Line | Data |
|---|---|---|
| 88a7e859 KM |
1 | /* |
| 2 | * Copyright (c) 1989 Regents of the University of California. | |
| 3 | * All rights reserved. | |
| 4 | * | |
| 1c15e888 C |
5 | * Redistribution is only permitted until one year after the first shipment |
| 6 | * of 4.4BSD by the Regents. Otherwise, redistribution and use in source and | |
| 7 | * binary forms are permitted provided that: (1) source distributions retain | |
| 8 | * this entire copyright notice and comment, and (2) distributions including | |
| 9 | * binaries display the following acknowledgement: This product includes | |
| 10 | * software developed by the University of California, Berkeley and its | |
| 11 | * contributors'' in the documentation or other materials provided with the | |
| 12 | * distribution and in all advertising materials mentioning features or use | |
| 13 | * of this software. Neither the name of the University nor the names of | |
| 14 | * its contributors may be used to endorse or promote products derived from | |
| 15 | * this software without specific prior written permission. | |
| 16 | * THIS SOFTWARE IS PROVIDED AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED | |
| 17 | * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF | |
| 18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. | |
| 88a7e859 | 19 | * |
| 1c15e888 | 20 | * @(#)float.h 7.1 (Berkeley) 5/8/90 |
| 88a7e859 KM |
21 | */ |
| 22 | ||
| 23 | #define FLT_RADIX 2 /* b */ | |
| 24 | #define FLT_ROUNDS 1 /* FP addition rounds to nearest */ | |
| 25 | ||
| 26 | #define FLT_MANT_DIG 24 /* p */ | |
| 27 | #define FLT_EPSILON 1.19209290E-07F /* b**(1-p) */ | |
| 28 | #define FLT_DIG 6 /* floor((p-1)*log10(b))+(b == 10) */ | |
| 29 | #define FLT_MIN_EXP -125 /* emin */ | |
| 30 | #define FLT_MIN 1.17549435E-38F /* b**(emin-1) */ | |
| 31 | #define FLT_MIN_10_EXP -37 /* ceil(log10(b**(emin-1))) */ | |
| 32 | #define FLT_MAX_EXP 128 /* emax */ | |
| 33 | #define FLT_MAX 3.40282347E+38F /* (1-b**(-p))*b**emax */ | |
| 34 | #define FLT_MAX_10_EXP 38 /* floor(log10((1-b**(-p))*b**emax)) */ | |
| 35 | ||
| 36 | #define DBL_MANT_DIG 53 | |
| 37 | #define DBL_EPSILON 2.2204460492503131E-16 | |
| 38 | #define DBL_DIG 15 | |
| 39 | #define DBL_MIN_EXP -1021 | |
| 40 | #define DBL_MIN 2.225073858507201E-308 | |
| 41 | #define DBL_MIN_10_EXP -307 | |
| 42 | #define DBL_MAX_EXP 1024 | |
| 43 | #define DBL_MAX 1.797693134862316E+308 | |
| 44 | #define DBL_MAX_10_EXP 308 | |
| 45 | ||
| 46 | #define LDBL_MANT_DIG DBL_MANT_DIG | |
| 47 | #define LDBL_EPSILON DBL_EPSILON | |
| 48 | #define LDBL_DIG DBL_DIG | |
| 49 | #define LDBL_MIN_EXP DBL_MIN_EXP | |
| 50 | #define LDBL_MIN DBL_MIN | |
| 51 | #define LDBL_MIN_10_EXP DBL_MIN_10_EXP | |
| 52 | #define LDBL_MAX_EXP DBL_MAX_EXP | |
| 53 | #define LDBL_MAX DBL_MAX | |
| 54 | #define LDBL_MAX_10_EXP DBL_MAX_10_EXP |