xref: /illumos-gate/usr/src/lib/libm/common/LD/lgammal.c (revision 25c28e83beb90e7c80452a7c818c5e6f73a07dc8)
1*25c28e83SPiotr Jasiukajtis /*
2*25c28e83SPiotr Jasiukajtis  * CDDL HEADER START
3*25c28e83SPiotr Jasiukajtis  *
4*25c28e83SPiotr Jasiukajtis  * The contents of this file are subject to the terms of the
5*25c28e83SPiotr Jasiukajtis  * Common Development and Distribution License (the "License").
6*25c28e83SPiotr Jasiukajtis  * You may not use this file except in compliance with the License.
7*25c28e83SPiotr Jasiukajtis  *
8*25c28e83SPiotr Jasiukajtis  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9*25c28e83SPiotr Jasiukajtis  * or http://www.opensolaris.org/os/licensing.
10*25c28e83SPiotr Jasiukajtis  * See the License for the specific language governing permissions
11*25c28e83SPiotr Jasiukajtis  * and limitations under the License.
12*25c28e83SPiotr Jasiukajtis  *
13*25c28e83SPiotr Jasiukajtis  * When distributing Covered Code, include this CDDL HEADER in each
14*25c28e83SPiotr Jasiukajtis  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15*25c28e83SPiotr Jasiukajtis  * If applicable, add the following below this CDDL HEADER, with the
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17*25c28e83SPiotr Jasiukajtis  * information: Portions Copyright [yyyy] [name of copyright owner]
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20*25c28e83SPiotr Jasiukajtis  */
21*25c28e83SPiotr Jasiukajtis 
22*25c28e83SPiotr Jasiukajtis /*
23*25c28e83SPiotr Jasiukajtis  * Copyright 2011 Nexenta Systems, Inc.  All rights reserved.
24*25c28e83SPiotr Jasiukajtis  */
25*25c28e83SPiotr Jasiukajtis /*
26*25c28e83SPiotr Jasiukajtis  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
27*25c28e83SPiotr Jasiukajtis  * Use is subject to license terms.
28*25c28e83SPiotr Jasiukajtis  */
29*25c28e83SPiotr Jasiukajtis 
30*25c28e83SPiotr Jasiukajtis #pragma weak lgammal = __lgammal
31*25c28e83SPiotr Jasiukajtis 
32*25c28e83SPiotr Jasiukajtis /*
33*25c28e83SPiotr Jasiukajtis  * long double lgammal(long double x);
34*25c28e83SPiotr Jasiukajtis  */
35*25c28e83SPiotr Jasiukajtis 
36*25c28e83SPiotr Jasiukajtis #include "libm.h"
37*25c28e83SPiotr Jasiukajtis #include "libm_synonyms.h"
38*25c28e83SPiotr Jasiukajtis #include "longdouble.h"
39*25c28e83SPiotr Jasiukajtis 
40*25c28e83SPiotr Jasiukajtis extern int signgam;
41*25c28e83SPiotr Jasiukajtis extern int signgaml;
42*25c28e83SPiotr Jasiukajtis 
43*25c28e83SPiotr Jasiukajtis long double
44*25c28e83SPiotr Jasiukajtis lgammal(long double x) {
45*25c28e83SPiotr Jasiukajtis 	long double y = __k_lgammal(x, &signgaml);
46*25c28e83SPiotr Jasiukajtis 
47*25c28e83SPiotr Jasiukajtis 	signgam = signgaml;	/* SUSv3 requires the setting of signgam */
48*25c28e83SPiotr Jasiukajtis 	return y;
49*25c28e83SPiotr Jasiukajtis }
50