xref: /netbsd-src/bin/ls/cmp.c (revision 811e6386f8c5e4a3521c7003da29ec8673e344fa)
1 /*
2  * Copyright (c) 1989 The Regents of the University of California.
3  * 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 #ifndef lint
38 static char sccsid[] = "@(#)cmp.c	5.4 (Berkeley) 3/8/91";
39 static char rcsid[] = "$Header: /cvsroot/src/bin/ls/cmp.c,v 1.3 1993/03/23 00:26:06 cgd Exp $";
40 #endif /* not lint */
41 
42 #include <sys/types.h>
43 #include <sys/stat.h>
44 #include "ls.h"
45 
46 namecmp(a, b)
47 	LS *a, *b;
48 {
49 	return(strcmp(a->name, b->name));
50 }
51 
52 revnamecmp(a, b)
53 	LS *a, *b;
54 {
55 	return(strcmp(b->name, a->name));
56 }
57 
58 modcmp(a, b)
59 	LS *a, *b;
60 {
61 	return(b->lstat.st_mtime - a->lstat.st_mtime);
62 }
63 
64 revmodcmp(a, b)
65 	LS *a, *b;
66 {
67 	return(a->lstat.st_mtime - b->lstat.st_mtime);
68 }
69 
70 acccmp(a, b)
71 	LS *a, *b;
72 {
73 	return(b->lstat.st_atime - a->lstat.st_atime);
74 }
75 
76 revacccmp(a, b)
77 	LS *a, *b;
78 {
79 	return(a->lstat.st_atime - b->lstat.st_atime);
80 }
81 
82 statcmp(a, b)
83 	LS *a, *b;
84 {
85 	return(b->lstat.st_ctime - a->lstat.st_ctime);
86 }
87 
88 revstatcmp(a, b)
89 	LS *a, *b;
90 {
91 	return(a->lstat.st_ctime - b->lstat.st_ctime);
92 }
93