rmdir.c revision 137902 
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 * 4. Neither the name of the University nor the names of its contributors
14 *    may be used to endorse or promote products derived from this software
15 *    without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 */
29
30#if 0
31#ifndef lint
32static char const copyright[] =
33"@(#) Copyright (c) 1992, 1993, 1994\n\
34	The Regents of the University of California.  All rights reserved.\n";
35#endif /* not lint */
36
37#ifndef lint
38static char sccsid[] = "@(#)rmdir.c	8.3 (Berkeley) 4/2/94";
39#endif /* not lint */
40#endif
41#include <sys/cdefs.h>
42__FBSDID("$FreeBSD: head/bin/rmdir/rmdir.c 137902 2004-11-20 00:41:08Z ru $");
43
44#include <err.h>
45#include <errno.h>
46#include <stdio.h>
47#include <stdlib.h>
48#include <string.h>
49#include <unistd.h>
50
51static int rm_path(char *);
52static void usage(void);
53
54static int pflag;
55static int vflag;
56
57int
58main(int argc, char *argv[])
59{
60	int ch, errors;
61
62	while ((ch = getopt(argc, argv, "pv")) != -1)
63		switch(ch) {
64		case 'p':
65			pflag = 1;
66			break;
67		case 'v':
68			vflag = 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 {
85			if (vflag)
86				printf("%s\n", *argv);
87			if (pflag)
88				errors |= rm_path(*argv);
89		}
90	}
91
92	exit(errors);
93}
94
95static int
96rm_path(char *path)
97{
98	char *p;
99
100	p = path + strlen(path);
101	while (--p > path && *p == '/')
102		;
103	*++p = '\0';
104	while ((p = strrchr(path, '/')) != NULL) {
105		/* Delete trailing slashes. */
106		while (--p >= path && *p == '/')
107			;
108		*++p = '\0';
109		if (p == path)
110			break;
111
112		if (rmdir(path) < 0) {
113			warn("%s", path);
114			return (1);
115		}
116		if (vflag)
117			printf("%s\n", path);
118	}
119
120	return (0);
121}
122
123static void
124usage(void)
125{
126
127	(void)fprintf(stderr, "usage: rmdir [-pv] directory ...\n");
128	exit(1);
129}
130