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/* w_lgammaf_r.c -- float version of w_lgamma_r.c.
* Conversion to float by Ian Lance Taylor, Cygnus Support, ian@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 float lgammaf_r(float x, int *signgamp)
*/
#include <math.h>
#include "math_private.h"
libm_hidden_proto(lgammaf_r)
float
lgammaf_r (float x, int *signgamp)
{
#if __UCLIBC_HAS_FENV__
float y = (float) __ieee754_lgamma_r ((double)x,signgamp);
if(__builtin_expect(!isfinite(y), 0)
&& isfinite(x) && _LIB_VERSION != _IEEE_)
return __kernel_standard_f(x, x,
floorf(x)==x&&x<=0.0f
? 115 /* lgamma pole */
: 114); /* lgamma overflow */
return y;
#else
return (float) __ieee754_lgamma_r ((double)x,signgamp);
#endif
}
libm_hidden_def(lgammaf_r)
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