xref: /freebsd/bin/rmdir/rmdir.c (revision 8881d206f4e68b564c2c5f50fc717086fc3e827a)
1 /*-
2  * SPDX-License-Identifier: BSD-3-Clause
3  *
4  * Copyright (c) 1992, 1993, 1994
5  *	The Regents of the University of California.  All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  * 3. Neither the name of the University nor the names of its contributors
16  *    may be used to endorse or promote products derived from this software
17  *    without specific prior written permission.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29  * SUCH DAMAGE.
30  */
31 
32 #if 0
33 #ifndef lint
34 static char const copyright[] =
35 "@(#) Copyright (c) 1992, 1993, 1994\n\
36 	The Regents of the University of California.  All rights reserved.\n";
37 #endif /* not lint */
38 
39 #ifndef lint
40 static char sccsid[] = "@(#)rmdir.c	8.3 (Berkeley) 4/2/94";
41 #endif /* not lint */
42 #endif
43 #include <sys/cdefs.h>
44 __FBSDID("$FreeBSD$");
45 
46 #include <err.h>
47 #include <stdio.h>
48 #include <stdlib.h>
49 #include <string.h>
50 #include <unistd.h>
51 
52 static int rm_path(char *);
53 static void usage(void);
54 
55 static int pflag;
56 static int vflag;
57 
58 int
59 main(int argc, char *argv[])
60 {
61 	int ch, errors;
62 
63 	while ((ch = getopt(argc, argv, "pv")) != -1)
64 		switch(ch) {
65 		case 'p':
66 			pflag = 1;
67 			break;
68 		case 'v':
69 			vflag = 1;
70 			break;
71 		case '?':
72 		default:
73 			usage();
74 		}
75 	argc -= optind;
76 	argv += optind;
77 
78 	if (argc == 0)
79 		usage();
80 
81 	for (errors = 0; *argv; argv++) {
82 		if (rmdir(*argv) < 0) {
83 			warn("%s", *argv);
84 			errors = 1;
85 		} else {
86 			if (vflag)
87 				printf("%s\n", *argv);
88 			if (pflag)
89 				errors |= rm_path(*argv);
90 		}
91 	}
92 
93 	exit(errors);
94 }
95 
96 static int
97 rm_path(char *path)
98 {
99 	char *p;
100 
101 	p = path + strlen(path);
102 	while (--p > path && *p == '/')
103 		;
104 	*++p = '\0';
105 	while ((p = strrchr(path, '/')) != NULL) {
106 		/* Delete trailing slashes. */
107 		while (--p >= path && *p == '/')
108 			;
109 		*++p = '\0';
110 		if (p == path)
111 			break;
112 
113 		if (rmdir(path) < 0) {
114 			warn("%s", path);
115 			return (1);
116 		}
117 		if (vflag)
118 			printf("%s\n", path);
119 	}
120 
121 	return (0);
122 }
123 
124 static void
125 usage(void)
126 {
127 
128 	(void)fprintf(stderr, "usage: rmdir [-pv] directory ...\n");
129 	exit(1);
130 }
131