1 /* @(#)w_lgamma.c 5.1 93/09/24 */ 2 /* 3 * ==================================================== 4 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. 5 * 6 * Developed at SunPro, a Sun Microsystems, Inc. business. 7 * Permission to use, copy, modify, and distribute this 8 * software is freely granted, provided that this notice 9 * is preserved. 10 * ==================================================== 11 */ 12 13 /* double lgamma(double x) 14 * Return the logarithm of the Gamma function of x. 15 * 16 * Method: call lgamma_r 17 */ 18 19 #include <float.h> 20 #include <math.h> 21 22 #include "math_private.h" 23 24 extern int signgam; 25 26 double 27 lgamma(double x) 28 { 29 return lgamma_r(x,&signgam); 30 } 31 32 #if LDBL_MANT_DIG == DBL_MANT_DIG 33 __strong_alias(lgammal, lgamma); 34 #endif /* LDBL_MANT_DIG == DBL_MANT_DIG */ 35