xref: /openbsd-src/lib/libc/string/wcscpy.c (revision 298116df5b000b61a69743d21c92035418df8900)
1 /*	$OpenBSD: wcscpy.c,v 1.3 2005/06/19 22:12:07 espie Exp $	*/
2 /*	$NetBSD: wcscpy.c,v 1.2 2001/01/03 14:29:36 lukem Exp $	*/
3 
4 /*-
5  * Copyright (c)1999 Citrus Project,
6  * All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27  * SUCH DAMAGE.
28  *
29  *	citrus Id: wcscpy.c,v 1.2 2000/12/21 04:51:09 itojun Exp
30  */
31 
32 #if defined(LIBC_SCCS) && !defined(lint)
33 static char *rcsid = "$OpenBSD: wcscpy.c,v 1.3 2005/06/19 22:12:07 espie Exp $";
34 #endif /* LIBC_SCCS and not lint */
35 
36 #include <wchar.h>
37 
38 #if defined(APIWARN)
39 __warn_references(wcscpy,
40     "warning: wcscpy() is almost always misused, please use wcslcpy()");
41 #endif
42 
43 wchar_t *
44 wcscpy(wchar_t *s1, const wchar_t *s2)
45 {
46 	wchar_t *p;
47 	const wchar_t *q;
48 
49 	p = s1;
50 	q = s2;
51 	while (*q)
52 		*p++ = *q++;
53 	*p = '\0';
54 
55 	return s1;
56 }
57