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5b2abdfb 1/*-
e9ce8d39
A
2 * Copyright (c) 1990, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * This code is derived from software contributed to Berkeley by
6 * Chris Torek.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 3. All advertising materials mentioning features or use of this software
17 * must display the following acknowledgement:
18 * This product includes software developed by the University of
19 * California, Berkeley and its contributors.
20 * 4. Neither the name of the University nor the names of its contributors
21 * may be used to endorse or promote products derived from this software
22 * without specific prior written permission.
23 *
24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 * SUCH DAMAGE.
35 */
36
9385eb3d 37#include <sys/cdefs.h>
e9ce8d39 38#if defined(LIBC_SCCS) && !defined(lint)
9385eb3d 39static char sccsid[] = "@(#)strcmp.c 8.1 (Berkeley) 6/4/93";
5b2abdfb 40#if 0
9385eb3d 41__RCSID("$NetBSD: wcscmp.c,v 1.3 2001/01/05 12:13:12 itojun Exp $");
5b2abdfb 42#endif
e9ce8d39 43#endif /* LIBC_SCCS and not lint */
9385eb3d 44__FBSDID("$FreeBSD: src/lib/libc/string/wcscmp.c,v 1.7 2002/10/23 11:08:40 tjr Exp $");
e9ce8d39 45
9385eb3d 46#include <wchar.h>
e9ce8d39 47
9385eb3d
A
48/*
49 * Compare strings.
50 */
e9ce8d39 51int
9385eb3d
A
52wcscmp(s1, s2)
53 const wchar_t *s1, *s2;
e9ce8d39 54{
5b2abdfb 55
9385eb3d
A
56 while (*s1 == *s2++)
57 if (*s1++ == 0)
58 return (0);
59 /* XXX assumes wchar_t = int */
60 return (*(const unsigned int *)s1 - *(const unsigned int *)--s2);
e9ce8d39 61}