1/* Copyright (C) 1999, 2000, 2004 Free Software Foundation, Inc. 2 This file is part of the GNU C Library. 3 4 The GNU C Library is free software; you can redistribute it and/or 5 modify it under the terms of the GNU Lesser General Public 6 License as published by the Free Software Foundation; either 7 version 2.1 of the License, or (at your option) any later version. 8 9 The GNU C Library is distributed in the hope that it will be useful, 10 but WITHOUT ANY WARRANTY; without even the implied warranty of 11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 Lesser General Public License for more details. 13 14 You should have received a copy of the GNU Lesser General Public 15 License along with the GNU C Library; if not, write to the Free 16 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 17 02111-1307 USA. */ 18 19#if !defined _MATH_H && !defined _COMPLEX_H 20# error "Never use <bits/mathdef.h> directly; include <math.h> instead" 21#endif 22 23#if defined __USE_ISOC99 && defined _MATH_H && !defined _MATH_H_MATHDEF 24# define _MATH_H_MATHDEF 1 25 26/* GCC does not promote `float' values to `double'. */ 27typedef float float_t; /* `float' expressions are evaluated as 28 `float'. */ 29typedef double double_t; /* `double' expressions are evaluated as 30 `double'. */ 31 32/* The values returned by `ilogb' for 0 and NaN respectively. */ 33# define FP_ILOGB0 (-2147483647) 34# define FP_ILOGBNAN (2147483647) 35 36#endif /* ISO C99 */ 37 38#ifndef __NO_LONG_DOUBLE_MATH 39/* Signal that we do not really have a `long double'. This disables the 40 declaration of all the `long double' function variants. */ 41/* XXX The FPA does support this but the patterns in GCC are currently 42 turned off. */ 43# define __NO_LONG_DOUBLE_MATH 1 44#endif 45