projects / thirdparty / glibc.git / blame
| Commit | Line | Data |
|---|---|---|
| f549254a UD |
1 | /* Copyright (C) 1999, 2000 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 Library General Public License as | |
| 6 | published by the Free Software Foundation; either version 2 of the | |
| 7 | 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 | Library General Public License for more details. | |
| 13 | ||
| 14 | You should have received a copy of the GNU Library General Public | |
| 15 | License along with the GNU C Library; see the file COPYING.LIB. If not, | |
| 16 | write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
| 17 | Boston, MA 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'. */ | |
| 27 | typedef float float_t; /* `float' expressions are evaluated as | |
| 28 | `float'. */ | |
| 29 | typedef double double_t; /* `double' expressions are evaluated as | |
| 30 | `double'. */ | |
| 31 | ||
| f549254a UD |
32 | /* Define `INFINITY' as value of type `float'. */ |
| 33 | # define INFINITY HUGE_VALF | |
| 34 | ||
| 35 | ||
| 36 | /* The values returned by `ilogb' for 0 and NaN respectively. */ | |
| d31dde92 UD |
37 | # define FP_ILOGB0 (-2147483647) |
| 38 | # define FP_ILOGBNAN (2147483647) | |
| f549254a | 39 | |
| f549254a UD |
40 | #endif /* ISO C99 */ |
| 41 | ||
| 42 | #ifndef __NO_LONG_DOUBLE_MATH | |
| 43 | /* Signal that we do not really have a `long double'. This disables the | |
| 44 | declaration of all the `long double' function variants. */ | |
| 45 | /* XXX The FPA does support this but the patterns in GCC are currently | |
| 46 | turned off. */ | |
| 47 | # define __NO_LONG_DOUBLE_MATH 1 | |
| 48 | #endif |