xref: /onnv-gate/usr/src/lib/libc/port/i18n/wscmp.c (revision 6812:febeba71273d)
10Sstevel@tonic-gate /*
20Sstevel@tonic-gate  * CDDL HEADER START
30Sstevel@tonic-gate  *
40Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*6812Sraf  * Common Development and Distribution License (the "License").
6*6812Sraf  * You may not use this file except in compliance with the License.
70Sstevel@tonic-gate  *
80Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
90Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
100Sstevel@tonic-gate  * See the License for the specific language governing permissions
110Sstevel@tonic-gate  * and limitations under the License.
120Sstevel@tonic-gate  *
130Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
140Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
150Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
160Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
170Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
180Sstevel@tonic-gate  *
190Sstevel@tonic-gate  * CDDL HEADER END
200Sstevel@tonic-gate  */
21*6812Sraf 
220Sstevel@tonic-gate /*
23*6812Sraf  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
240Sstevel@tonic-gate  * Use is subject to license terms.
250Sstevel@tonic-gate  */
260Sstevel@tonic-gate 
270Sstevel@tonic-gate /*	Copyright (c) 1986 AT&T	*/
280Sstevel@tonic-gate /*	  All Rights Reserved  	*/
290Sstevel@tonic-gate 
30*6812Sraf #pragma ident	"%Z%%M%	%I%	%E% SMI"
310Sstevel@tonic-gate 
320Sstevel@tonic-gate /*
330Sstevel@tonic-gate  * Compare strings:  s1>s2: >0  s1==s2: 0  s1<s2: <0
340Sstevel@tonic-gate  */
350Sstevel@tonic-gate 
36*6812Sraf #pragma weak _wcscmp = wcscmp
37*6812Sraf #pragma weak _wscmp = wscmp
380Sstevel@tonic-gate 
390Sstevel@tonic-gate #include "lint.h"
400Sstevel@tonic-gate #include <stdlib.h>
410Sstevel@tonic-gate #include <wchar.h>
420Sstevel@tonic-gate 
430Sstevel@tonic-gate int
wcscmp(const wchar_t * s1,const wchar_t * s2)44*6812Sraf wcscmp(const wchar_t *s1, const wchar_t *s2)
450Sstevel@tonic-gate {
460Sstevel@tonic-gate 	if (s1 == s2)
470Sstevel@tonic-gate 		return (0);
480Sstevel@tonic-gate 
490Sstevel@tonic-gate 	while (*s1 == *s2++)
500Sstevel@tonic-gate 		if (*s1++ == 0)
510Sstevel@tonic-gate 			return (0);
520Sstevel@tonic-gate 	return (*s1 - *(s2 - 1));
530Sstevel@tonic-gate }
540Sstevel@tonic-gate 
550Sstevel@tonic-gate int
wscmp(const wchar_t * s1,const wchar_t * s2)56*6812Sraf wscmp(const wchar_t *s1, const wchar_t *s2)
570Sstevel@tonic-gate {
58*6812Sraf 	return (wcscmp(s1, s2));
590Sstevel@tonic-gate }
60