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