cmp.c revision 99109 
1/*
2 * Copyright (c) 1989, 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 * Michael Fischbein.
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
37#if 0
38#ifndef lint
39static char sccsid[] = "@(#)cmp.c	8.1 (Berkeley) 5/31/93";
40#endif /* not lint */
41#endif
42#include <sys/cdefs.h>
43__FBSDID("$FreeBSD: head/bin/ls/cmp.c 99109 2002-06-30 05:13:54Z obrien $");
44
45
46#include <sys/types.h>
47#include <sys/stat.h>
48
49#include <fts.h>
50#include <string.h>
51
52#include "ls.h"
53#include "extern.h"
54
55int
56namecmp(const FTSENT *a, const FTSENT *b)
57{
58	return (strcoll(a->fts_name, b->fts_name));
59}
60
61int
62revnamecmp(const FTSENT *a, const FTSENT *b)
63{
64	return (strcoll(b->fts_name, a->fts_name));
65}
66
67int
68modcmp(const FTSENT *a, const FTSENT *b)
69{
70	return (b->fts_statp->st_mtime - a->fts_statp->st_mtime);
71}
72
73int
74revmodcmp(const FTSENT *a, const FTSENT *b)
75{
76	return (a->fts_statp->st_mtime - b->fts_statp->st_mtime);
77}
78
79int
80acccmp(const FTSENT *a, const FTSENT *b)
81{
82	return (b->fts_statp->st_atime - a->fts_statp->st_atime);
83}
84
85int
86revacccmp(const FTSENT *a, const FTSENT *b)
87{
88	return (a->fts_statp->st_atime - b->fts_statp->st_atime);
89}
90
91int
92statcmp(const FTSENT *a, const FTSENT *b)
93{
94	return (b->fts_statp->st_ctime - a->fts_statp->st_ctime);
95}
96
97int
98revstatcmp(const FTSENT *a, const FTSENT *b)
99{
100	return (a->fts_statp->st_ctime - b->fts_statp->st_ctime);
101}
102