glibc/math/w_lgammal_r.c

39 lines
1017 B
C

/* w_lgammal_r.c -- long double version of w_lgamma_r.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.
* ====================================================
*/
/*
* wrapper long double lgammal_r(long double x, int *signgamp)
*/
#include <math.h>
#include <math_private.h>
long double
__lgammal_r(long double x, int *signgamp)
{
long double y = __ieee754_lgammal_r(x,signgamp);
if(__builtin_expect(!__finitel(y), 0)
&& __finitel(x) && _LIB_VERSION != _IEEE_)
return __kernel_standard(x, x,
__floorl(x)==x&&x<=0.0
? 215 /* lgamma pole */
: 214); /* lgamma overflow */
return y;
}
weak_alias (__lgammal_r, lgammal_r)