1/* $NetBSD: rmdir.c,v 1.26 2011/08/29 14:49:38 joerg 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. 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#include <sys/cdefs.h>
33#ifndef lint
34__COPYRIGHT("@(#) Copyright (c) 1992, 1993, 1994\
35 The Regents of the University of California.  All rights reserved.");
36#endif /* not lint */
37
38#ifndef lint
39#if 0
40static char sccsid[] = "@(#)rmdir.c	8.3 (Berkeley) 4/2/94";
41#else
42__RCSID("$NetBSD: rmdir.c,v 1.26 2011/08/29 14:49:38 joerg Exp $");
43#endif
44#endif /* not lint */
45
46#include <sys/param.h>
47
48#include <err.h>
49#include <locale.h>
50#include <stdio.h>
51#include <stdlib.h>
52#include <string.h>
53#include <unistd.h>
54
55static int	rm_path(char *);
56__dead static void	usage(void);
57
58int
59main(int argc, char *argv[])
60{
61	int ch, errors, pflag;
62
63	setprogname(argv[0]);
64	(void)setlocale(LC_ALL, "");
65
66	pflag = 0;
67	while ((ch = getopt(argc, argv, "p")) != -1)
68		switch(ch) {
69		case 'p':
70			pflag = 1;
71			break;
72		case '?':
73		default:
74			usage();
75		}
76	argc -= optind;
77	argv += optind;
78
79	if (argc == 0)
80		usage();
81
82	for (errors = 0; *argv; argv++) {
83		/* We rely on the kernel to ignore trailing '/' characters. */
84		if (rmdir(*argv) < 0) {
85			warn("%s", *argv);
86			errors = 1;
87		} else if (pflag)
88			errors |= rm_path(*argv);
89	}
90
91	exit(errors);
92	/* NOTREACHED */
93}
94
95static int
96rm_path(char *path)
97{
98	char *p;
99
100	while ((p = strrchr(path, '/')) != NULL) {
101		*p = 0;
102		if (p[1] == 0)
103			/* Ignore trailing '/' on deleted name */
104			continue;
105
106		if (rmdir(path) < 0) {
107			warn("%s", path);
108			return (1);
109		}
110	}
111
112	return (0);
113}
114
115static void
116usage(void)
117{
118	(void)fprintf(stderr, "usage: %s [-p] directory ...\n", getprogname());
119	exit(1);
120	/* NOTREACHED */
121}
122