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 * Redistribution and use in source and binary forms, with or without 15 * modification, are permitted provided that the following conditions 16 * are met: 17 * 1. Redistributions of source code must retain the above copyright 18 * notice, this list of conditions and the following disclaimer. 19 * 2. Redistributions in binary form must reproduce the above copyright 20 * notice, this list of conditions and the following disclaimer in the 21 * documentation and/or other materials provided with the distribution. 22 * 3. All advertising materials mentioning features or use of this software 23 * must display the following acknowledgement: 24 * This product includes software developed by the University of 25 * California, Berkeley and its contributors. 26 * 4. Neither the name of the University nor the names of its contributors 27 * may be used to endorse or promote products derived from this software 28 * without specific prior written permission. 29 * 30 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 31 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 32 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 33 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 34 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 35 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 36 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 37 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 38 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 39 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 40 * SUCH DAMAGE. 41 * 42 * @(#)float.h 8.1 (Berkeley) 6/11/93 43 * 44 * from: Header: float.h,v 1.3 92/11/26 02:04:35 torek Exp 45 * $Id: float.h,v 1.1 1993/10/02 10:23:10 deraadt Exp $ 46 */ 47 48 #define FLT_RADIX 2 /* b */ 49 #define FLT_ROUNDS 1 /* add rounds to nearest by default */ 50 51 #define FLT_MANT_DIG 24 /* p */ 52 #define FLT_EPSILON 1.19209290E-07F /* b**(1-p) */ 53 #define FLT_DIG 6 /* floor((p-1)*log10(b))+(b == 10) */ 54 #define FLT_MIN_EXP -125 /* emin */ 55 #define FLT_MIN 1.17549435E-38F /* b**(emin-1) */ 56 #define FLT_MIN_10_EXP -37 /* ceil(log10(b**(emin-1))) */ 57 #define FLT_MAX_EXP 128 /* emax */ 58 #define FLT_MAX 3.40282347E+38F /* (1-b**(-p))*b**emax */ 59 #define FLT_MAX_10_EXP 38 /* floor(log10((1-b**(-p))*b**emax)) */ 60 61 #define DBL_MANT_DIG 53 62 #define DBL_EPSILON 2.2204460492503131E-16 63 #define DBL_DIG 15 64 #define DBL_MIN_EXP -1021 65 #define DBL_MIN 2.2250738585072014E-308 66 #define DBL_MIN_10_EXP -307 67 #define DBL_MAX_EXP 1024 68 #define DBL_MAX 1.7976931348623157E+308 69 #define DBL_MAX_10_EXP 308 70 71 #define LDBL_MANT_DIG DBL_MANT_DIG 72 #define LDBL_EPSILON DBL_EPSILON 73 #define LDBL_DIG DBL_DIG 74 #define LDBL_MIN_EXP DBL_MIN_EXP 75 #define LDBL_MIN DBL_MIN 76 #define LDBL_MIN_10_EXP DBL_MIN_10_EXP 77 #define LDBL_MAX_EXP DBL_MAX_EXP 78 #define LDBL_MAX DBL_MAX 79 #define LDBL_MAX_10_EXP DBL_MAX_10_EXP 80