xref: /dragonfly/bin/rmdir/rmdir.c (revision 25a2db75)
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  * 4. Neither the name of the University nor the names of its contributors
14  *    may be used to endorse or promote products derived from this software
15  *    without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27  * SUCH DAMAGE.
28  *
29  * @(#) Copyright (c) 1992, 1993, 1994 The Regents of the University of California.  All rights reserved.
30  * @(#)rmdir.c	8.3 (Berkeley) 4/2/94
31  * $FreeBSD: src/bin/rmdir/rmdir.c,v 1.9.2.2 2001/08/01 05:16:47 obrien Exp $
32  * $DragonFly: src/bin/rmdir/rmdir.c,v 1.7 2005/01/24 18:58:20 liamfoy Exp $
33  */
34 
35 #include <err.h>
36 #include <stdio.h>
37 #include <stdlib.h>
38 #include <string.h>
39 #include <unistd.h>
40 
41 static int	rm_path(char *);
42 static void	usage(void);
43 
44 static int	vflag;
45 
46 int
47 main(int argc, char **argv)
48 {
49 	int ch, errors;
50 	int pflag;
51 
52 	pflag = 0;
53 	while ((ch = getopt(argc, argv, "pv")) != -1)
54 		switch(ch) {
55 		case 'p':
56 			pflag = 1;
57 			break;
58 		case 'v':
59 			vflag = 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 {
76 			if (vflag)
77 				printf("removed: %s\n", *argv);
78 
79 			if (pflag)
80 				errors |= rm_path(*argv);
81 		}
82 	}
83 
84 	exit(errors);
85 }
86 
87 static int
88 rm_path(char *path)
89 {
90 	char *p;
91 
92 	p = path + strlen(path);
93 	while (--p > path && *p == '/')
94 		;
95 	*++p = '\0';
96 	while ((p = strrchr(path, '/')) != NULL) {
97 		/* Delete trailing slashes. */
98 		while (--p > path && *p == '/')
99 			;
100 		*++p = '\0';
101 
102 		if (rmdir(path) < 0) {
103 			warn("%s", path);
104 			return (1);
105 		} else if (vflag) {
106 			printf("removed: %s\n", path);
107 		}
108 	}
109 
110 	return (0);
111 }
112 
113 static void
114 usage(void)
115 {
116 	fprintf(stderr, "usage: rmdir [-pv] directory ...\n");
117 	exit(1);
118 }
119