mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-27 07:20:11 +00:00
49 lines
1.1 KiB
C
49 lines
1.1 KiB
C
/* w_hypotl.c -- long double version of w_hypot.c.
|
|
* Conversion to long double by Ulrich Drepper,
|
|
* Cygnus Support, drepper@cygnus.com.
|
|
*/
|
|
|
|
/*
|
|
* ====================================================
|
|
* Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
|
|
*
|
|
* Developed at SunPro, a Sun Microsystems, Inc. business.
|
|
* Permission to use, copy, modify, and distribute this
|
|
* software is freely granted, provided that this notice
|
|
* is preserved.
|
|
* ====================================================
|
|
*/
|
|
|
|
#if defined(LIBM_SCCS) && !defined(lint)
|
|
static char rcsid[] = "$NetBSD: $";
|
|
#endif
|
|
|
|
/*
|
|
* wrapper hypotl(x,y)
|
|
*/
|
|
|
|
#include "math.h"
|
|
#include "math_private.h"
|
|
|
|
|
|
#ifdef __STDC__
|
|
long double __hypotl(long double x, long double y)/* wrapper hypotl */
|
|
#else
|
|
long double __hypotl(x,y) /* wrapper hypotl */
|
|
long double x,y;
|
|
#endif
|
|
{
|
|
#ifdef _IEEE_LIBM
|
|
return __ieee754_hypotl(x,y);
|
|
#else
|
|
long double z;
|
|
z = __ieee754_hypotl(x,y);
|
|
if(_LIB_VERSION == _IEEE_) return z;
|
|
if((!__finitel(z))&&__finitel(x)&&__finitel(y))
|
|
return __kernel_standard(x,y,204); /* hypot overflow */
|
|
else
|
|
return z;
|
|
#endif
|
|
}
|
|
weak_alias (__hypotl, hypotl)
|