xref: /titanic_41/usr/src/lib/libc/port/i18n/wscat.c (revision 6f45ec7b0b964c3be967c4880e8867ac1e7763a5)
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 2004 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 #pragma ident	"%Z%%M%	%I%	%E% SMI"
28 
29 /*	Copyright (c) 1986 AT&T	*/
30 /*	  All Rights Reserved  	*/
31 
32 
33 /*	This module is created for NLS on Sep.03.86		*/
34 
35 /*
36  * Concatenate s2 on the end of s1. S1's space must be large enough.
37  * return s1.
38  */
39 
40 #pragma weak wcscat = _wcscat
41 #pragma weak wscat = _wscat
42 
43 #include "lint.h"
44 #include <stdlib.h>
45 #include <wchar.h>
46 
47 wchar_t *
48 _wcscat(wchar_t *s1, const wchar_t *s2)
49 {
50 	wchar_t *os1 = s1;
51 
52 	while (*s1++) /* find end of s1 */
53 		;
54 	--s1;
55 	while (*s1++ = *s2++) /* copy s2 to s1 */
56 		;
57 	return (os1);
58 }
59 
60 wchar_t *
61 _wscat(wchar_t *s1, const wchar_t *s2)
62 {
63 	return (_wcscat(s1, s2));
64 }
65