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
lgamma(double x)27 lgamma(double x)
28 {
29 return lgamma_r(x,&signgam);
30 }
31 DEF_STD(lgamma);
32 LDBL_MAYBE_CLONE(lgamma);
33