Remove not needed void casts.
[dragonfly.git] / bin / rmdir / rmdir.c
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1/*-
2 * Copyright (c) 1992, 1993, 1994
3 * The Regents of the University of California. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
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32 *
33 * @(#) Copyright (c) 1992, 1993, 1994 The Regents of the University of California. All rights reserved.
34 * @(#)rmdir.c 8.3 (Berkeley) 4/2/94
35 * $FreeBSD: src/bin/rmdir/rmdir.c,v 1.9.2.2 2001/08/01 05:16:47 obrien Exp $
57fed2af 36 * $DragonFly: src/bin/rmdir/rmdir.c,v 1.6 2004/11/07 20:54:52 eirikn Exp $
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37 */
38
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39#include <err.h>
40#include <errno.h>
41#include <stdio.h>
42#include <stdlib.h>
43#include <string.h>
44#include <unistd.h>
45
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46int rm_path (char *);
47void usage (void);
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48
49int
b5744197 50main(int argc, char **argv)
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51{
52 int ch, errors;
53 int pflag;
54
55 pflag = 0;
56 while ((ch = getopt(argc, argv, "p")) != -1)
57 switch(ch) {
58 case 'p':
59 pflag = 1;
60 break;
61 case '?':
62 default:
63 usage();
64 }
65 argc -= optind;
66 argv += optind;
67
68 if (argc == 0)
69 usage();
70
71 for (errors = 0; *argv; argv++) {
72 if (rmdir(*argv) < 0) {
73 warn("%s", *argv);
74 errors = 1;
75 } else if (pflag)
76 errors |= rm_path(*argv);
77 }
78
79 exit(errors);
80}
81
82int
b5744197 83rm_path(char *path)
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84{
85 char *p;
86
87 p = path + strlen(path);
88 while (--p > path && *p == '/')
89 ;
90 *++p = '\0';
91 while ((p = strrchr(path, '/')) != NULL) {
92 /* Delete trailing slashes. */
93 while (--p > path && *p == '/')
94 ;
95 *++p = '\0';
96
97 if (rmdir(path) < 0) {
98 warn("%s", path);
99 return (1);
100 }
101 }
102
103 return (0);
104}
105
106void
b5744197 107usage(void)
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108{
109
57fed2af 110 fprintf(stderr, "usage: rmdir [-p] directory ...\n");
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111 exit(1);
112}