/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License, Version 1.0 only
 * (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 (c) 1984, 1986, 1987, 1988, 1989 AT&T */
/*        All Rights Reserved   */


#ident  "%Z%%M% %I%     %E% SMI"        /* SVr4.0 1.5   */
/* EMACS_MODES: !fill, lnumb, !overwrite, !nodelete, !picture */

#include "ctype.h"

/*
 * Compare strings ignoring case:  s1>s2: >0  s1==s2: 0  s1<s2: <0
 */

int
#if     defined(__STDC__)
cs_strcmp(
        char *                  s1,
        char *                  s2
)
#else
cs_strcmp(s1, s2)
register char *s1, *s2;
#endif
{

        if(s1 == s2)
                return(0);
        while(toupper(*s1) == toupper(*s2++))
                if(*s1++ == '\0')
                        return(0);
        return(toupper(*s1) - toupper(*--s2));
}