xref: /freebsd/bin/rmdir/rmdir.c (revision c17d43407fe04133a94055b0dbc7ea8965654a9f)
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 
34 #ifndef lint
35 static char const copyright[] =
36 "@(#) Copyright (c) 1992, 1993, 1994\n\
37 	The Regents of the University of California.  All rights reserved.\n";
38 #endif /* not lint */
39 
40 #ifndef lint
41 #if 0
42 static char sccsid[] = "@(#)rmdir.c	8.3 (Berkeley) 4/2/94";
43 #endif
44 static const char rcsid[] =
45   "$FreeBSD$";
46 #endif /* not lint */
47 
48 #include <err.h>
49 #include <errno.h>
50 #include <stdio.h>
51 #include <stdlib.h>
52 #include <string.h>
53 #include <unistd.h>
54 
55 int rm_path(char *);
56 void usage(void);
57 
58 int
59 main(int argc, char *argv[])
60 {
61 	int ch, errors;
62 	int pflag;
63 
64 	pflag = 0;
65 	while ((ch = getopt(argc, argv, "p")) != -1)
66 		switch(ch) {
67 		case 'p':
68 			pflag = 1;
69 			break;
70 		case '?':
71 		default:
72 			usage();
73 		}
74 	argc -= optind;
75 	argv += optind;
76 
77 	if (argc == 0)
78 		usage();
79 
80 	for (errors = 0; *argv; argv++) {
81 		if (rmdir(*argv) < 0) {
82 			warn("%s", *argv);
83 			errors = 1;
84 		} else if (pflag)
85 			errors |= rm_path(*argv);
86 	}
87 
88 	exit(errors);
89 }
90 
91 int
92 rm_path(char *path)
93 {
94 	char *p;
95 
96 	p = path + strlen(path);
97 	while (--p > path && *p == '/')
98 		;
99 	*++p = '\0';
100 	while ((p = strrchr(path, '/')) != NULL) {
101 		/* Delete trailing slashes. */
102 		while (--p > path && *p == '/')
103 			;
104 		*++p = '\0';
105 
106 		if (rmdir(path) < 0) {
107 			warn("%s", path);
108 			return (1);
109 		}
110 	}
111 
112 	return (0);
113 }
114 
115 void
116 usage(void)
117 {
118 
119 	(void)fprintf(stderr, "usage: rmdir [-p] directory ...\n");
120 	exit(1);
121 }
122