/* w_lgammal.c -- long double version of w_lgamma.c. * Conversion to long double by Ulrich Drepper, * Cygnus Support, drepper@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. * ==================================================== */ /* long double lgammal(long double x) * Return the logarithm of the Gamma function of x. * * Method: call __ieee754_lgammal_r */ #include #include "math_private.h" #if !defined __NO_LONG_DOUBLE_MATH long double lgammal(long double x) { return lgammal_r(x, &signgam); } /* NB: gamma function is an old name for lgamma. * It is deprecated. * Some C math libraries redefine it as a "true gamma", i.e., * not a ln(|Gamma(x)|) but just Gamma(x), but standards * introduced tgamma name for that. */ strong_alias(lgammal, gammal) #endif