1/* w_lgammal_r.c -- long double version of w_lgamma_r.c.
2 * Conversion to long double by Ulrich Drepper,
3 * Cygnus Support, drepper@cygnus.com.
4 */
5
6/*
7 * ====================================================
8 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
9 *
10 * Developed at SunPro, a Sun Microsystems, Inc. business.
11 * Permission to use, copy, modify, and distribute this
12 * software is freely granted, provided that this notice
13 * is preserved.
14 * ====================================================
15 */
16
17/*
18 * wrapper long double lgammal_r(long double x, int *signgamp)
19 */
20
21#include <math.h>
22#include <math_private.h>
23#include <math-svid-compat.h>
24#include <libm-alias-ldouble.h>
25
26
27#if LIBM_SVID_COMPAT
28long double
29__lgammal_r(long double x, int *signgamp)
30{
31 long double y = __ieee754_lgammal_r(x,signgamp);
32 if(__builtin_expect(!isfinite(y), 0)
33 && isfinite(x) && _LIB_VERSION != _IEEE_)
34 return __kernel_standard(x, x,
35 __floorl(x)==x&&x<=0.0
36 ? 215 /* lgamma pole */
37 : 214); /* lgamma overflow */
38
39 return y;
40}
41libm_alias_ldouble_r (__lgamma, lgamma, _r)
42#endif
43