diff options
Diffstat (limited to 'math/w_tgamma.c')
| -rw-r--r-- | math/w_tgamma.c | 56 |
1 files changed, 0 insertions, 56 deletions
diff --git a/math/w_tgamma.c b/math/w_tgamma.c deleted file mode 100644 index 3ce6e77b49..0000000000 --- a/math/w_tgamma.c +++ /dev/null @@ -1,56 +0,0 @@ -/* @(#)w_gamma.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. - * ==================================================== - */ - -#if defined(LIBM_SCCS) && !defined(lint) -static char rcsid[] = "$NetBSD: w_gamma.c,v 1.7 1995/11/20 22:06:43 jtc Exp $"; -#endif - -/* double gamma(double x) - * Return the logarithm of the Gamma function of x or the Gamma function of x, - * depending on the library mode. - */ - -#include <math.h> -#include "math_private.h" - -#ifdef __STDC__ - double __tgamma(double x) -#else - double __tgamma(x) - double x; -#endif -{ - double y; - int local_signgam; - y = __ieee754_gamma_r(x,&local_signgam); - if (local_signgam < 0) y = -y; -#ifdef _IEEE_LIBM - return y; -#else - if(_LIB_VERSION == _IEEE_) return y; - - if(!__finite(y)&&__finite(x)) { - if (x == 0.0) - return __kernel_standard(x,x,50); /* tgamma pole */ - else if(__floor(x)==x&&x<0.0) - return __kernel_standard(x,x,41); /* tgamma domain */ - else - return __kernel_standard(x,x,40); /* tgamma overflow */ - } - return y; -#endif -} -weak_alias (__tgamma, tgamma) -#ifdef NO_LONG_DOUBLE -strong_alias (__tgamma, __tgammal) -weak_alias (__tgamma, tgammal) -#endif |