diff options
Diffstat (limited to 'w_lgamma.c')
-rw-r--r-- | w_lgamma.c | 46 |
1 files changed, 0 insertions, 46 deletions
diff --git a/w_lgamma.c b/w_lgamma.c deleted file mode 100644 index 6c09dd4..0000000 --- a/w_lgamma.c +++ /dev/null @@ -1,46 +0,0 @@ - -/* @(#)w_lgamma.c 1.3 95/01/18 */ -/* - * ==================================================== - * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. - * - * Developed at SunSoft, a Sun Microsystems, Inc. business. - * Permission to use, copy, modify, and distribute this - * software is freely granted, provided that this notice - * is preserved. - * ==================================================== - * - */ - -/* double ieee_lgamma(double x) - * Return the logarithm of the Gamma function of x. - * - * Method: call __ieee754_lgamma_r - */ - -#include "fdlibm.h" - -extern int signgam; - -#ifdef __STDC__ - double ieee_lgamma(double x) -#else - double ieee_lgamma(x) - double x; -#endif -{ -#ifdef _IEEE_LIBM - return __ieee754_lgamma_r(x,&signgam); -#else - double y; - y = __ieee754_lgamma_r(x,&signgam); - if(_LIB_VERSION == _IEEE_) return y; - if(!ieee_finite(y)&&ieee_finite(x)) { - if(ieee_floor(x)==x&&x<=0.0) - return __kernel_standard(x,x,15); /* lgamma pole */ - else - return __kernel_standard(x,x,14); /* lgamma overflow */ - } else - return y; -#endif -} |