xref: /titanic_52/usr/src/lib/libbc/libc/gen/common/nl_strncmp.c (revision 7c478bd95313f5f23a4c958a745db2134aa03244)
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, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright 1988 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 #pragma ident	"%Z%%M%	%I%	%E% SMI"
28 
29 #include <stdio.h>
30 
31 #define MAXSTR	256		/* use same value as used in strcoll */
32 
33 int
34 nl_strncmp(s1, s2, n)
35 	char *s1;
36 	char *s2;
37 	int n;
38 {
39 	char ns1[MAXSTR+1];
40 	char ns2[MAXSTR+1];
41 	register int i;
42 	register char *p1, *p2;
43 
44 	p1 = ns1;
45 	p2 = ns2;
46 
47 	for (i = 0; i < n && i < MAXSTR; i++) {
48 		*p1++ = *s1++;
49 		*p2++ = *s2++;
50 	}
51 	*p1 = *p2 = '\0';
52 
53 	return (strcoll(ns1, ns2));
54 }
55