1/* A correct <float.h>. 2 3 Copyright (C) 2007-2010 Free Software Foundation, Inc. 4 5 This program is free software: you can redistribute it and/or modify 6 it under the terms of the GNU General Public License as published by 7 the Free Software Foundation; either version 3 of the License, or 8 (at your option) any later version. 9 10 This program is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 GNU General Public License for more details. 14 15 You should have received a copy of the GNU General Public License 16 along with this program. If not, see <http://www.gnu.org/licenses/>. */ 17 18#ifndef _GL_FLOAT_H 19 20#if __GNUC__ >= 3 21@PRAGMA_SYSTEM_HEADER@ 22#endif 23 24/* The include_next requires a split double-inclusion guard. */ 25#@INCLUDE_NEXT@ @NEXT_FLOAT_H@ 26 27#ifndef _GL_FLOAT_H 28#define _GL_FLOAT_H 29 30/* 'long double' properties. */ 31#if defined __i386__ && (defined __BEOS__ || defined __OpenBSD__) 32/* Number of mantissa units, in base FLT_RADIX. */ 33# undef LDBL_MANT_DIG 34# define LDBL_MANT_DIG 64 35/* Number of decimal digits that is sufficient for representing a number. */ 36# undef LDBL_DIG 37# define LDBL_DIG 18 38/* x-1 where x is the smallest representable number > 1. */ 39# undef LDBL_EPSILON 40# define LDBL_EPSILON 1.0842021724855044340E-19L 41/* Minimum e such that FLT_RADIX^(e-1) is a normalized number. */ 42# undef LDBL_MIN_EXP 43# define LDBL_MIN_EXP (-16381) 44/* Maximum e such that FLT_RADIX^(e-1) is a representable finite number. */ 45# undef LDBL_MAX_EXP 46# define LDBL_MAX_EXP 16384 47/* Minimum positive normalized number. */ 48# undef LDBL_MIN 49# define LDBL_MIN 3.3621031431120935063E-4932L 50/* Maximum representable finite number. */ 51# undef LDBL_MAX 52# define LDBL_MAX 1.1897314953572317650E+4932L 53/* Minimum e such that 10^e is in the range of normalized numbers. */ 54# undef LDBL_MIN_10_EXP 55# define LDBL_MIN_10_EXP (-4931) 56/* Maximum e such that 10^e is in the range of representable finite numbers. */ 57# undef LDBL_MAX_10_EXP 58# define LDBL_MAX_10_EXP 4932 59#endif 60 61#endif /* _GL_FLOAT_H */ 62#endif /* _GL_FLOAT_H */ 63