xref: /titanic_41/usr/src/lib/libc/port/i18n/wscmp.c (revision 7257d1b4d25bfac0c802847390e98a464fd787ac)
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 (the "License").
6   * You may not use this file except in compliance with the License.
7   *
8   * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9   * or http://www.opensolaris.org/os/licensing.
10   * See the License for the specific language governing permissions
11   * and limitations under the License.
12   *
13   * When distributing Covered Code, include this CDDL HEADER in each
14   * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15   * If applicable, add the following below this CDDL HEADER, with the
16   * fields enclosed by brackets "[]" replaced with your own identifying
17   * information: Portions Copyright [yyyy] [name of copyright owner]
18   *
19   * CDDL HEADER END
20   */
21  
22  /*
23   * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
24   * Use is subject to license terms.
25   */
26  
27  /*	Copyright (c) 1986 AT&T	*/
28  /*	  All Rights Reserved  	*/
29  
30  #pragma ident	"%Z%%M%	%I%	%E% SMI"
31  
32  /*
33   * Compare strings:  s1>s2: >0  s1==s2: 0  s1<s2: <0
34   */
35  
36  #pragma weak _wcscmp = wcscmp
37  #pragma weak _wscmp = wscmp
38  
39  #include "lint.h"
40  #include <stdlib.h>
41  #include <wchar.h>
42  
43  int
wcscmp(const wchar_t * s1,const wchar_t * s2)44  wcscmp(const wchar_t *s1, const wchar_t *s2)
45  {
46  	if (s1 == s2)
47  		return (0);
48  
49  	while (*s1 == *s2++)
50  		if (*s1++ == 0)
51  			return (0);
52  	return (*s1 - *(s2 - 1));
53  }
54  
55  int
wscmp(const wchar_t * s1,const wchar_t * s2)56  wscmp(const wchar_t *s1, const wchar_t *s2)
57  {
58  	return (wcscmp(s1, s2));
59  }
60