rmdir.c revision 1.17 
1/* $NetBSD: rmdir.c,v 1.17 2001/09/16 21:21:14 wiz 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#include <sys/cdefs.h>
37#ifndef lint
38__COPYRIGHT("@(#) 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
44static char sccsid[] = "@(#)rmdir.c	8.3 (Berkeley) 4/2/94";
45#else
46__RCSID("$NetBSD: rmdir.c,v 1.17 2001/09/16 21:21:14 wiz Exp $");
47#endif
48#endif /* not lint */
49
50#include <err.h>
51#include <errno.h>
52#include <locale.h>
53#include <stdio.h>
54#include <stdlib.h>
55#include <string.h>
56#include <unistd.h>
57
58int rm_path(char *);
59void usage(void);
60int main(int, char *[]);
61
62int
63main(int argc, char *argv[])
64{
65	int ch, errors, pflag;
66
67	setprogname(argv[0]);
68	(void)setlocale(LC_ALL, "");
69
70	pflag = 0;
71	while ((ch = getopt(argc, argv, "p")) != -1)
72		switch(ch) {
73		case 'p':
74			pflag = 1;
75			break;
76		case '?':
77		default:
78			usage();
79		}
80	argc -= optind;
81	argv += optind;
82
83	if (argc == 0)
84		usage();
85
86	for (errors = 0; *argv; argv++) {
87		char *p;
88
89		/* Delete trailing slashes, per POSIX. */
90		p = *argv + strlen(*argv);
91		while (--p > *argv && *p == '/')
92			;
93		*++p = '\0';
94
95		if (rmdir(*argv) < 0) {
96			warn("%s", *argv);
97			errors = 1;
98		} else if (pflag)
99			errors |= rm_path(*argv);
100	}
101
102	exit(errors);
103	/* NOTREACHED */
104}
105
106int
107rm_path(char *path)
108{
109	char *p;
110
111	while ((p = strrchr(path, '/')) != NULL) {
112		/* Delete trailing slashes. */
113		while (--p > path && *p == '/')
114			;
115		*++p = '\0';
116
117		if (rmdir(path) < 0) {
118			warn("%s", path);
119			return (1);
120		}
121	}
122
123	return (0);
124}
125
126void
127usage(void)
128{
129	(void)fprintf(stderr, "usage: %s [-p] directory ...\n", getprogname());
130	exit(1);
131	/* NOTREACHED */
132}
133