xref: /openbsd/bin/rmdir/rmdir.c (revision df930be7)
1 /*	$NetBSD: rmdir.c,v 1.13 1995/03/21 09:08:31 cgd Exp $	*/
2 
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. All advertising materials mentioning features or use of this software
16  *    must display the following acknowledgement:
17  *	This product includes software developed by the University of
18  *	California, Berkeley and its contributors.
19  * 4. Neither the name of the University nor the names of its contributors
20  *    may be used to endorse or promote products derived from this software
21  *    without specific prior written permission.
22  *
23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33  * SUCH DAMAGE.
34  */
35 
36 #ifndef lint
37 static char copyright[] =
38 "@(#) Copyright (c) 1992, 1993, 1994\n\
39 	The Regents of the University of California.  All rights reserved.\n";
40 #endif /* not lint */
41 
42 #ifndef lint
43 #if 0
44 static char sccsid[] = "@(#)rmdir.c	8.3 (Berkeley) 4/2/94";
45 #else
46 static char rcsid[] = "$NetBSD: rmdir.c,v 1.13 1995/03/21 09:08:31 cgd Exp $";
47 #endif
48 #endif /* not lint */
49 
50 #include <err.h>
51 #include <errno.h>
52 #include <stdio.h>
53 #include <stdlib.h>
54 #include <string.h>
55 #include <locale.h>
56 #include <unistd.h>
57 
58 int rm_path __P((char *));
59 void usage __P((void));
60 
61 int
62 main(argc, argv)
63 	int argc;
64 	char *argv[];
65 {
66 	int ch, errors;
67 	int pflag;
68 
69 	setlocale(LC_ALL, "");
70 
71 	pflag = 0;
72 	while ((ch = getopt(argc, argv, "p")) != -1)
73 		switch(ch) {
74 		case 'p':
75 			pflag = 1;
76 			break;
77 		case '?':
78 		default:
79 			usage();
80 		}
81 	argc -= optind;
82 	argv += optind;
83 
84 	if (argc == 0)
85 		usage();
86 
87 	for (errors = 0; *argv; argv++) {
88 		char *p;
89 
90 		/* Delete trailing slashes, per POSIX. */
91 		p = *argv + strlen(*argv);
92 		while (--p > *argv && *p == '/')
93 			;
94 		*++p = '\0';
95 
96 		if (rmdir(*argv) < 0) {
97 			warn("%s", *argv);
98 			errors = 1;
99 		} else if (pflag)
100 			errors |= rm_path(*argv);
101 	}
102 
103 	exit(errors);
104 }
105 
106 int
107 rm_path(path)
108 	char *path;
109 {
110 	char *p;
111 
112 	while ((p = strrchr(path, '/')) != NULL) {
113 		/* Delete trailing slashes. */
114 		while (--p > path && *p == '/')
115 			;
116 		*++p = '\0';
117 
118 		if (rmdir(path) < 0) {
119 			warn("%s", path);
120 			return (1);
121 		}
122 	}
123 
124 	return (0);
125 }
126 
127 void
128 usage()
129 {
130 
131 	(void)fprintf(stderr, "usage: rmdir [-p] directory ...\n");
132 	exit(1);
133 }
134