17c478bd9Sstevel@tonic-gate /*
27c478bd9Sstevel@tonic-gate * CDDL HEADER START
37c478bd9Sstevel@tonic-gate *
47c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the
5*7257d1b4Sraf * Common Development and Distribution License (the "License").
6*7257d1b4Sraf * You may not use this file except in compliance with the License.
77c478bd9Sstevel@tonic-gate *
87c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
97c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing.
107c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions
117c478bd9Sstevel@tonic-gate * and limitations under the License.
127c478bd9Sstevel@tonic-gate *
137c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each
147c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
157c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the
167c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying
177c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner]
187c478bd9Sstevel@tonic-gate *
197c478bd9Sstevel@tonic-gate * CDDL HEADER END
207c478bd9Sstevel@tonic-gate */
21*7257d1b4Sraf
227c478bd9Sstevel@tonic-gate /*
23*7257d1b4Sraf * Copyright 2008 Sun Microsystems, Inc. All rights reserved.
247c478bd9Sstevel@tonic-gate * Use is subject to license terms.
257c478bd9Sstevel@tonic-gate */
267c478bd9Sstevel@tonic-gate
277c478bd9Sstevel@tonic-gate /* Copyright (c) 1986 AT&T */
287c478bd9Sstevel@tonic-gate /* All Rights Reserved */
297c478bd9Sstevel@tonic-gate
30*7257d1b4Sraf #pragma ident "%Z%%M% %I% %E% SMI"
317c478bd9Sstevel@tonic-gate
327c478bd9Sstevel@tonic-gate /*
337c478bd9Sstevel@tonic-gate * Compare strings (at most n characters)
347c478bd9Sstevel@tonic-gate * returns: s1>s2: >0 s1==s2: 0 s1<s2: <0
357c478bd9Sstevel@tonic-gate */
367c478bd9Sstevel@tonic-gate
37*7257d1b4Sraf #pragma weak _wcsncmp = wcsncmp
38*7257d1b4Sraf #pragma weak _wsncmp = wsncmp
397c478bd9Sstevel@tonic-gate
407c478bd9Sstevel@tonic-gate #include "lint.h"
417c478bd9Sstevel@tonic-gate #include <stdlib.h>
427c478bd9Sstevel@tonic-gate #include <wchar.h>
437c478bd9Sstevel@tonic-gate
447c478bd9Sstevel@tonic-gate int
wcsncmp(const wchar_t * s1,const wchar_t * s2,size_t n)45*7257d1b4Sraf wcsncmp(const wchar_t *s1, const wchar_t *s2, size_t n)
467c478bd9Sstevel@tonic-gate {
477c478bd9Sstevel@tonic-gate if (s1 == s2)
487c478bd9Sstevel@tonic-gate return (0);
497c478bd9Sstevel@tonic-gate
507c478bd9Sstevel@tonic-gate n++;
517c478bd9Sstevel@tonic-gate while (--n > 0 && *s1 == *s2++)
527c478bd9Sstevel@tonic-gate if (*s1++ == 0)
537c478bd9Sstevel@tonic-gate return (0);
547c478bd9Sstevel@tonic-gate return ((n == 0) ? 0 : (*s1 - *(s2 - 1)));
557c478bd9Sstevel@tonic-gate }
567c478bd9Sstevel@tonic-gate
577c478bd9Sstevel@tonic-gate int
wsncmp(const wchar_t * s1,const wchar_t * s2,size_t n)58*7257d1b4Sraf wsncmp(const wchar_t *s1, const wchar_t *s2, size_t n)
597c478bd9Sstevel@tonic-gate {
60*7257d1b4Sraf return (wcsncmp(s1, s2, n));
617c478bd9Sstevel@tonic-gate }
62