diff options
Diffstat (limited to 'math/w_lgamma.c')
| -rw-r--r-- | math/w_lgamma.c | 60 |
1 files changed, 0 insertions, 60 deletions
diff --git a/math/w_lgamma.c b/math/w_lgamma.c deleted file mode 100644 index 4815db6df7..0000000000 --- a/math/w_lgamma.c +++ /dev/null @@ -1,60 +0,0 @@ -/* @(#)w_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. - * ==================================================== - */ - -#if defined(LIBM_SCCS) && !defined(lint) -static char rcsid[] = "$NetBSD: w_lgamma.c,v 1.6 1995/05/10 20:49:24 jtc Exp $"; -#endif - -/* double lgamma(double x) - * Return the logarithm of the Gamma function of x. - * - * Method: call __ieee754_lgamma_r - */ - -#include "math.h" -#include "math_private.h" - -#ifdef __STDC__ - double __lgamma(double x) -#else - double __lgamma(x) - double x; -#endif -{ -#ifdef _IEEE_LIBM - return __ieee754_lgamma_r(x,&signgam); -#else - double y; - int local_signgam; - y = __ieee754_lgamma_r(x,&local_signgam); - if (_LIB_VERSION != _ISOC_) - /* ISO C99 does not define the global variable. */ - signgam = local_signgam; - if(_LIB_VERSION == _IEEE_) return y; - if(!__finite(y)&&__finite(x)) { - if(__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 -} -weak_alias (__lgamma, lgamma) -strong_alias (__lgamma, __gamma) -weak_alias (__gamma, gamma) -#ifdef NO_LONG_DOUBLE -strong_alias (__lgamma, __lgammal) -weak_alias (__lgamma, lgammal) -strong_alias (__gamma, __gammal) -weak_alias (__gamma, gammal) -#endif |