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/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2008 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
/* Copyright (c) 1988 AT&T */
/* All Rights Reserved */
#pragma ident "%Z%%M% %I% %E% SMI"
#include "lint.h"
#include <string.h>
#include <sys/types.h>
/*
* Compare strings (at most n bytes)
* returns: s1>s2; >0 s1==s2; 0 s1<s2; <0
*/
int
strncmp(const char *s1, const char *s2, size_t n)
{
n++;
if (s1 == s2)
return (0);
while (--n != 0 && *s1 == *s2++)
if (*s1++ == '\0')
return (0);
return (n == 0 ? 0 : *(unsigned char *)s1 - *(unsigned char *)--s2);
}
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