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full compact
strcmp.c (77117) strcmp.c (86170)
1/*-
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

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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
37#if defined(LIBC_SCCS) && !defined(lint)
38static char sccsid[] = "@(#)strcmp.c 8.1 (Berkeley) 6/4/93";
39#endif /* LIBC_SCCS and not lint */
1/*-
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

--- 23 unchanged lines hidden (view full) ---

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
37#if defined(LIBC_SCCS) && !defined(lint)
38static char sccsid[] = "@(#)strcmp.c 8.1 (Berkeley) 6/4/93";
39#endif /* LIBC_SCCS and not lint */
40#ifndef lint
41static const char rcsid[] =
42 "$FreeBSD: head/lib/libc/string/strcmp.c 77117 2001-05-24 08:47:42Z obrien $";
43#endif
44
45#include <sys/cdefs.h>
40#include <sys/cdefs.h>
41__FBSDID("$FreeBSD: head/lib/libc/string/strcmp.c 86170 2001-11-07 19:55:16Z obrien $");
42
46#include <string.h>
47
48/*
49 * Compare strings.
50 */
51int
52strcmp(s1, s2)
53 register const char *s1, *s2;
54{
55 while (*s1 == *s2++)
56 if (*s1++ == 0)
57 return (0);
58 return (*(const unsigned char *)s1 - *(const unsigned char *)(s2 - 1));
59}
43#include <string.h>
44
45/*
46 * Compare strings.
47 */
48int
49strcmp(s1, s2)
50 register const char *s1, *s2;
51{
52 while (*s1 == *s2++)
53 if (*s1++ == 0)
54 return (0);
55 return (*(const unsigned char *)s1 - *(const unsigned char *)(s2 - 1));
56}