xref: /illumos-gate/usr/src/contrib/ast/src/lib/libast/uwin/cbrt.c (revision 2b9481465d6ee67ac62c160dbf79c3ec3348c611)
1 /***********************************************************************
2 *                                                                      *
3 *               This software is part of the ast package               *
4 *          Copyright (c) 1985-2011 AT&T Intellectual Property          *
5 *                      and is licensed under the                       *
6 *                 Eclipse Public License, Version 1.0                  *
7 *                    by AT&T Intellectual Property                     *
8 *                                                                      *
9 *                A copy of the License is available at                 *
10 *          http://www.eclipse.org/org/documents/epl-v10.html           *
11 *         (with md5 checksum b35adb5213ca9657e911e9befb180842)         *
12 *                                                                      *
13 *              Information and Software Systems Research               *
14 *                            AT&T Research                             *
15 *                           Florham Park NJ                            *
16 *                                                                      *
17 *                 Glenn Fowler <gsf@research.att.com>                  *
18 *                  David Korn <dgk@research.att.com>                   *
19 *                   Phong Vo <kpv@research.att.com>                    *
20 *                                                                      *
21 ***********************************************************************/
22 #include "FEATURE/uwin"
23 
24 #if !_UWIN || _lib_cbrt
25 
26 void _STUB_cbrt(){}
27 
28 #else
29 
30 #include "mathimpl.h"
31 
32 extern double cbrt(double x)
33 {
34 	return(exp(log(x)/3.0));
35 }
36 
37 
38 #endif
39