1 /* 2 * Copyright (c) 1992, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * This software was developed by the Computer Systems Engineering group 6 * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and 7 * contributed to Berkeley. 8 * 9 * All advertising materials mentioning features or use of this software 10 * must display the following acknowledgement: 11 * This product includes software developed by the University of 12 * California, Lawrence Berkeley Laboratory. 13 * 14 * %sccs.include.redist.c% 15 * 16 * @(#)float.h 8.1 (Berkeley) 06/11/93 17 * 18 * from: $Header: float.h,v 1.3 92/11/26 02:04:35 torek Exp $ 19 */ 20 21 #define FLT_RADIX 2 /* b */ 22 #define FLT_ROUNDS 1 /* add rounds to nearest by default */ 23 24 #define FLT_MANT_DIG 24 /* p */ 25 #define FLT_EPSILON 1.19209290E-07F /* b**(1-p) */ 26 #define FLT_DIG 6 /* floor((p-1)*log10(b))+(b == 10) */ 27 #define FLT_MIN_EXP -125 /* emin */ 28 #define FLT_MIN 1.17549435E-38F /* b**(emin-1) */ 29 #define FLT_MIN_10_EXP -37 /* ceil(log10(b**(emin-1))) */ 30 #define FLT_MAX_EXP 128 /* emax */ 31 #define FLT_MAX 3.40282347E+38F /* (1-b**(-p))*b**emax */ 32 #define FLT_MAX_10_EXP 38 /* floor(log10((1-b**(-p))*b**emax)) */ 33 34 #define DBL_MANT_DIG 53 35 #define DBL_EPSILON 2.2204460492503131E-16 36 #define DBL_DIG 15 37 #define DBL_MIN_EXP -1021 38 #define DBL_MIN 2.2250738585072014E-308 39 #define DBL_MIN_10_EXP -307 40 #define DBL_MAX_EXP 1024 41 #define DBL_MAX 1.7976931348623157E+308 42 #define DBL_MAX_10_EXP 308 43 44 #define LDBL_MANT_DIG DBL_MANT_DIG 45 #define LDBL_EPSILON DBL_EPSILON 46 #define LDBL_DIG DBL_DIG 47 #define LDBL_MIN_EXP DBL_MIN_EXP 48 #define LDBL_MIN DBL_MIN 49 #define LDBL_MIN_10_EXP DBL_MIN_10_EXP 50 #define LDBL_MAX_EXP DBL_MAX_EXP 51 #define LDBL_MAX DBL_MAX 52 #define LDBL_MAX_10_EXP DBL_MAX_10_EXP 53