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/* @(#)wr_lgamma.c 5.1 93/09/24 */
/*
* ====================================================
* 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 double lgamma_r(double x, int *signgamp)
*/
#include <math.h>
#include "math_private.h"
libm_hidden_proto(lgamma_r)
double
lgamma_r(double x, int *signgamp)
{
#if defined(__UCLIBC_HAS_FENV__)
double y = __ieee754_lgamma_r(x,signgamp);
if(__builtin_expect(!isfinite(y), 0)
&& isfinite(x) && _LIB_VERSION != _IEEE_)
return __kernel_standard(x, x,
floor(x)==x&&x<=0.0
? 15 /* lgamma pole */
: 14); /* lgamma overflow */
return y;
#else
return __ieee754_lgamma_r(x,signgamp);
#endif /* __UCLIBC_HAS_FENV__ */
}
libm_hidden_def(lgamma_r)
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