1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright (c) 1996, by Sun Microsystems, Inc.
24  * All rights reserved.
25  */
26 
27 #pragma ident	"%Z%%M%	%I%	%E% SMI"
28 
29 /*
30  * Copyright 1992 by Mortice Kern Systems Inc.  All rights reserved.
31  *
32  */
33 #ifdef M_RCSID
34 #ifndef lint
35 static char rcsID[] = "$Id: m_wcsdup.c 1.5 1994/08/17 15:32:51 jeffhe Exp $";
36 #endif
37 #endif
38 
39 #include <mks.h>
40 #include <string.h>
41 #include <stdlib.h>
42 
43 /*f
44  * Return a wide copy of the wide string `s', or NULL
45  */
46 LDEFN wchar_t *
47 m_wcsdup(s)
48 const wchar_t *s;
49 {
50 	wchar_t *cp;
51 	int len;
52 	extern char *_cmdname;
53 
54 	cp = (wchar_t *)malloc(len = (wcslen(s) + 1) * sizeof(wchar_t));
55 	if (cp == (wchar_t *)NULL) {
56 		return((wchar_t *)0);
57 	}
58 	return ((wchar_t *)memcpy((char *)cp, s, len));
59 }
60