1 /* $OpenBSD: cmp.c,v 1.5 2003/06/11 23:42:12 deraadt Exp $ */
2 /* $NetBSD: cmp.c,v 1.10 1996/07/08 10:32:01 mycroft Exp $ */
3
4 /*
5 * Copyright (c) 1989, 1993
6 * The Regents of the University of California. All rights reserved.
7 *
8 * This code is derived from software contributed to Berkeley by
9 * Michael Fischbein.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in the
18 * documentation and/or other materials provided with the distribution.
19 * 3. Neither the name of the University nor the names of its contributors
20 * may be used to endorse or promote products derived from this software
21 * without specific prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * SUCH DAMAGE.
34 */
35
36 #include <sys/cdefs.h>
37 __SCCSID("@(#)cmp.c 8.1 (Berkeley) 5/31/93");
38 __RCSID("$OpenBSD: cmp.c,v 1.5 2003/06/11 23:42:12 deraadt Exp $");
39
40 #include <sys/types.h>
41 #include <sys/stat.h>
42
43 #include <fts.h>
44 #include <string.h>
45
46 #include "ls.h"
47 #include "extern.h"
48
49 int
namecmp(const FTSENT * a,const FTSENT * b)50 namecmp(const FTSENT *a, const FTSENT *b)
51 {
52 return (strcmp(a->fts_name, b->fts_name));
53 }
54
55 int
revnamecmp(const FTSENT * a,const FTSENT * b)56 revnamecmp(const FTSENT *a, const FTSENT *b)
57 {
58 return (strcmp(b->fts_name, a->fts_name));
59 }
60
61 int
modcmp(const FTSENT * a,const FTSENT * b)62 modcmp(const FTSENT *a, const FTSENT *b)
63 {
64 if (b->fts_statp->st_mtime > a->fts_statp->st_mtime)
65 return (1);
66 else if (b->fts_statp->st_mtime < a->fts_statp->st_mtime)
67 return (-1);
68 else if (b->fts_statp->st_mtimensec > a->fts_statp->st_mtimensec)
69 return (1);
70 else if (b->fts_statp->st_mtimensec < a->fts_statp->st_mtimensec)
71 return (-1);
72 else
73 return (namecmp(a, b));
74 }
75
76 int
revmodcmp(const FTSENT * a,const FTSENT * b)77 revmodcmp(const FTSENT *a, const FTSENT *b)
78 {
79 if (b->fts_statp->st_mtime > a->fts_statp->st_mtime)
80 return (-1);
81 else if (b->fts_statp->st_mtime < a->fts_statp->st_mtime)
82 return (1);
83 else if (b->fts_statp->st_mtimensec > a->fts_statp->st_mtimensec)
84 return (-1);
85 else if (b->fts_statp->st_mtimensec < a->fts_statp->st_mtimensec)
86 return (1);
87 else
88 return (revnamecmp(a, b));
89 }
90
91 int
acccmp(const FTSENT * a,const FTSENT * b)92 acccmp(const FTSENT *a, const FTSENT *b)
93 {
94 if (b->fts_statp->st_atime > a->fts_statp->st_atime)
95 return (1);
96 else if (b->fts_statp->st_atime < a->fts_statp->st_atime)
97 return (-1);
98 else if (b->fts_statp->st_atimensec > a->fts_statp->st_atimensec)
99 return (1);
100 else if (b->fts_statp->st_atimensec < a->fts_statp->st_atimensec)
101 return (-1);
102 else
103 return (namecmp(a, b));
104 }
105
106 int
revacccmp(const FTSENT * a,const FTSENT * b)107 revacccmp(const FTSENT *a, const FTSENT *b)
108 {
109 if (b->fts_statp->st_atime > a->fts_statp->st_atime)
110 return (-1);
111 else if (b->fts_statp->st_atime < a->fts_statp->st_atime)
112 return (1);
113 else if (b->fts_statp->st_atimensec > a->fts_statp->st_atimensec)
114 return (-1);
115 else if (b->fts_statp->st_atimensec < a->fts_statp->st_atimensec)
116 return (1);
117 else
118 return (revnamecmp(a, b));
119 }
120
121 int
statcmp(const FTSENT * a,const FTSENT * b)122 statcmp(const FTSENT *a, const FTSENT *b)
123 {
124 if (b->fts_statp->st_ctime > a->fts_statp->st_ctime)
125 return (1);
126 else if (b->fts_statp->st_ctime < a->fts_statp->st_ctime)
127 return (-1);
128 else if (b->fts_statp->st_ctimensec > a->fts_statp->st_ctimensec)
129 return (1);
130 else if (b->fts_statp->st_ctimensec < a->fts_statp->st_ctimensec)
131 return (-1);
132 else
133 return (namecmp(a, b));
134 }
135
136 int
revstatcmp(const FTSENT * a,const FTSENT * b)137 revstatcmp(const FTSENT *a, const FTSENT *b)
138 {
139 if (b->fts_statp->st_ctime > a->fts_statp->st_ctime)
140 return (-1);
141 else if (b->fts_statp->st_ctime < a->fts_statp->st_ctime)
142 return (1);
143 else if (b->fts_statp->st_ctimensec > a->fts_statp->st_ctimensec)
144 return (-1);
145 else if (b->fts_statp->st_ctimensec < a->fts_statp->st_ctimensec)
146 return (1);
147 else
148 return (revnamecmp(a, b));
149 }
150
151 int
sizecmp(const FTSENT * a,const FTSENT * b)152 sizecmp(const FTSENT *a, const FTSENT *b)
153 {
154 if (b->fts_statp->st_size > a->fts_statp->st_size)
155 return (1);
156 if (b->fts_statp->st_size < a->fts_statp->st_size)
157 return (-1);
158 else
159 return (namecmp(a, b));
160 }
161
162 int
revsizecmp(const FTSENT * a,const FTSENT * b)163 revsizecmp(const FTSENT *a, const FTSENT *b)
164 {
165 if (b->fts_statp->st_size > a->fts_statp->st_size)
166 return (-1);
167 if (b->fts_statp->st_size < a->fts_statp->st_size)
168 return (1);
169 else
170 return (revnamecmp(a, b));
171 }
172