diff options
Diffstat (limited to 'bits/mathdef.h')
| -rw-r--r-- | bits/mathdef.h | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/bits/mathdef.h b/bits/mathdef.h index 15140997c0..b034c5c99d 100644 --- a/bits/mathdef.h +++ b/bits/mathdef.h @@ -1,4 +1,4 @@ -/* Copyright (C) 1997 Free Software Foundation, Inc. +/* Copyright (C) 1997, 1998 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -20,7 +20,7 @@ # error "Never use <bits/mathdef.h> directly; include <math.h> instead" #endif - +#ifdef __USE_ISOC9X /* Normally, there is no long double type and the `float' and `double' expressions are evaluated as `double'. */ typedef double float_t; /* `float' expressions are evaluated as @@ -29,15 +29,21 @@ typedef double double_t; /* `double' expressions are evaluated as `double'. */ /* Signal that both types are `double'. */ -#define FLT_EVAL_METHOD 1 +# define FLT_EVAL_METHOD 1 /* Define `INFINITY' as value of type `float'. */ -#define INFINITY HUGE_VALF +# define INFINITY HUGE_VALF /* The values returned by `ilogb' for 0 and NaN respectively. */ -#define FP_ILOGB0 0x80000001 -#define FP_ILOGBNAN 0x7fffffff +# define FP_ILOGB0 0x80000001 +# define FP_ILOGBNAN 0x7fffffff /* Number of decimal digits for the `double' type. */ -#define DECIMAL_DIG 15 +# define DECIMAL_DIG 15 + +#endif /* ISO C 9X */ + +/* Signal that we do not really have a `long double'. The disables the + declaration of all the `long double' function variants. */ +#define __NO_LONG_DOUBLE_MATH 1 |