xref: /dragonfly/bin/rmdir/rmdir.c (revision 57fed2af)
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.
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 $
36  * $DragonFly: src/bin/rmdir/rmdir.c,v 1.6 2004/11/07 20:54:52 eirikn Exp $
37  */
38 
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 
46 int rm_path (char *);
47 void usage (void);
48 
49 int
50 main(int argc, char **argv)
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 
82 int
83 rm_path(char *path)
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 
106 void
107 usage(void)
108 {
109 
110 	fprintf(stderr, "usage: rmdir [-p] directory ...\n");
111 	exit(1);
112 }
113