1 /* @(#)wr_lgamma.c 5.1 93/09/24 */
3 * ====================================================
4 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
6 * Developed at SunPro, a Sun Microsystems, Inc. business.
7 * Permission to use, copy, modify, and distribute this
8 * software is freely granted, provided that this notice
10 * ====================================================
13 #if defined(LIBM_SCCS) && !defined(lint)
14 static char rcsid[] = "$NetBSD: w_lgamma_r.c,v 1.6 1995/05/10 20:49:27 jtc Exp $";
18 * wrapper double lgamma_r(double x, int *signgamp)
22 #include "math_private.h"
26 double __lgamma_r(double x, int *signgamp) /* wrapper lgamma_r */
28 double __lgamma_r(x,signgamp) /* wrapper lgamma_r */
29 double x; int *signgamp;
33 return __ieee754_lgamma_r(x,signgamp);
36 y = __ieee754_lgamma_r(x,signgamp);
37 if(_LIB_VERSION == _IEEE_) return y;
38 if(!__finite(y)&&__finite(x)) {
39 if(__floor(x)==x&&x<=0.0)
40 return __kernel_standard(x,x,15); /* lgamma pole */
42 return __kernel_standard(x,x,14); /* lgamma overflow */
47 weak_alias (__lgamma_r, lgamma_r)
49 strong_alias (__lgamma_r, __lgammal_r)
50 weak_alias (__lgamma_r, lgammal_r)