http://www.ousob.com --- Legacy Redefined OuSob - File: /wwwroot/clipx/usr/include/bits/mathinline.h

/* Inline math functions for x86-64. Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Andreas Jaeger <aj@suse.de>, 2002. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ #ifndef _MATH_H # error "Never use <bits/mathinline.h> directly; include <math.h> instead." #endif #ifdef __cplusplus # define __MATH_INLINE __inline #else # define __MATH_INLINE extern __inline #endif #if defined __USE_ISOC99 && defined __GNUC__ && __GNUC__ >= 2 /* Test for negative number. Used in the signbit() macro. */ __MATH_INLINE int __NTH (__signbitf (float __x)) { __extension__ union { float __f; int __i; } __u = { __f: __x }; return __u.__i < 0; } __MATH_INLINE int __NTH (__signbit (double __x)) { __extension__ union { double __d; int __i[2]; } __u = { __d: __x }; return __u.__i[1] < 0; } __MATH_INLINE int __NTH (__signbitl (long double __x)) { __extension__ union { long double __l; int __i[3]; } __u = { __l: __x }; return (__u.__i[2] & 0x8000) != 0; } #endif