xref: /dragonfly/bin/rmdir/rmdir.c (revision b5744197)
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 1.4 2003/09/28 14:39:15 hmp 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 main (int, char *[]);
47 int rm_path (char *);
48 void usage (void);
49 
50 int
51 main(int argc, char **argv)
52 {
53 	int ch, errors;
54 	int pflag;
55 
56 	pflag = 0;
57 	while ((ch = getopt(argc, argv, "p")) != -1)
58 		switch(ch) {
59 		case 'p':
60 			pflag = 1;
61 			break;
62 		case '?':
63 		default:
64 			usage();
65 		}
66 	argc -= optind;
67 	argv += optind;
68 
69 	if (argc == 0)
70 		usage();
71 
72 	for (errors = 0; *argv; argv++) {
73 		if (rmdir(*argv) < 0) {
74 			warn("%s", *argv);
75 			errors = 1;
76 		} else if (pflag)
77 			errors |= rm_path(*argv);
78 	}
79 
80 	exit(errors);
81 }
82 
83 int
84 rm_path(char *path)
85 {
86 	char *p;
87 
88 	p = path + strlen(path);
89 	while (--p > path && *p == '/')
90 		;
91 	*++p = '\0';
92 	while ((p = strrchr(path, '/')) != NULL) {
93 		/* Delete trailing slashes. */
94 		while (--p > path && *p == '/')
95 			;
96 		*++p = '\0';
97 
98 		if (rmdir(path) < 0) {
99 			warn("%s", path);
100 			return (1);
101 		}
102 	}
103 
104 	return (0);
105 }
106 
107 void
108 usage(void)
109 {
110 
111 	(void)fprintf(stderr, "usage: rmdir [-p] directory ...\n");
112 	exit(1);
113 }
114