diff options
Diffstat (limited to 'math/math.h')
| -rw-r--r-- | math/math.h | 28 |
1 files changed, 26 insertions, 2 deletions
diff --git a/math/math.h b/math/math.h index 7f8a4815f4..050b89ca85 100644 --- a/math/math.h +++ b/math/math.h @@ -1,5 +1,6 @@ /* Declarations for math functions. - Copyright (C) 1991-1993,1995-1999,2001,2002,2004 Free Software Foundation, Inc. + Copyright (C) 1991-1993, 1995-1999, 2001, 2002, 2004, 2006 + 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 @@ -96,10 +97,33 @@ __BEGIN_DECLS # undef _Mdouble_END_NAMESPACE # undef __MATH_PRECNAME -# if (__STDC__ - 0 || __GNUC__ - 0) && !defined __NO_LONG_DOUBLE_MATH +# if (__STDC__ - 0 || __GNUC__ - 0) \ + && (!defined __NO_LONG_DOUBLE_MATH || defined __LDBL_COMPAT) +# ifdef __LDBL_COMPAT + +# ifdef __USE_ISOC99 +extern float __nldbl_nexttowardf (float __x, long double __y) + __attribute__ ((__const__)) __THROW; +# ifdef __REDIRECT_NTH +extern float __REDIRECT_NTH (nexttowardf, (float __x, long double __y), + __nldbl_nexttowardf) + __attribute__ ((__const__)); +extern double __REDIRECT_NTH (nexttoward, (double __x, long double __y), + nextafter) __attribute__ ((__const__)); +# endif +# endif + /* Include the file of declarations again, this time using `long double' instead of `double' and appending l to each function name. */ +# undef __MATHDECL_1 +# define __MATHDECL_2(type, function,suffix, args, alias) \ + extern type __REDIRECT(__MATH_PRECNAME(function,suffix), \ + args, alias) __THROW +# define __MATHDECL_1(type, function,suffix, args) \ + __MATHDECL_2(type, function,suffix, args, __CONCAT(function,suffix)) +# endif + # ifndef _Mlong_double_ # define _Mlong_double_ long double # endif |