busybox/coreutils/rmdir.c

/* vi: set sw=4 ts=4: */
/*
 * rmdir implementation for busybox
 *
 * Copyright (C) 2003  Manuel Novoa III  <mjn3@codepoet.org>
 *
 * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
 */

/* BB_AUDIT SUSv3 compliant */
/* http://www.opengroup.org/onlinepubs/007904975/utilities/rmdir.html */

#include <stdlib.h>
#include <unistd.h>
#include <libgen.h>
#include "busybox.h"

int rmdir_main(int argc, char **argv)
{
	int status = EXIT_SUCCESS;
	int flags;
	int do_dot;
	char *path;

	flags = getopt32(argc, argv, "p");

	argv += optind;

	if (!*argv) {
		bb_show_usage();
	}

	do {
		path = *argv;

		/* Record if the first char was a '.' so we can use dirname later. */
		do_dot = (*path == '.');

		do {
			if (rmdir(path) < 0) {
				bb_perror_msg("'%s'", path);	/* Match gnu rmdir msg. */
				status = EXIT_FAILURE;
			} else if (flags) {
				/* Note: path was not empty or null since rmdir succeeded. */
				path = dirname(path);
				/* Path is now just the parent component.  Note that dirname
				 * returns "." if there are no parents.  We must distinguish
				 * this from the case of the original path starting with '.'.
				 */
				if (do_dot || (*path != '.') || path[1]) {
					continue;
				}
			}
			break;
		} while (1);

	} while (*++argv);

	return status;
}
1	/* vi: set sw=4 ts=4: */
2	/*
3	* rmdir implementation for busybox
4	*
5	* Copyright (C) 2003 Manuel Novoa III <mjn3@codepoet.org>
6	*
7	* Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
8	*/
9
10	/* BB_AUDIT SUSv3 compliant */
11	/* http://www.opengroup.org/onlinepubs/007904975/utilities/rmdir.html */
12
13	#include <stdlib.h>
14	#include <unistd.h>
15	#include <libgen.h>
16	#include "busybox.h"
17
18	int rmdir_main(int argc, char **argv)
19	{
20	int status = EXIT_SUCCESS;
21	int flags;
22	int do_dot;
23	char *path;
24
25	flags = getopt32(argc, argv, "p");
26
27	argv += optind;
28
29	if (!*argv) {
30	bb_show_usage();
31	}
32
33	do {
34	path = *argv;
35
36	/* Record if the first char was a '.' so we can use dirname later. */
37	do_dot = (*path == '.');
38
39	do {
40	if (rmdir(path) < 0) {
41	bb_perror_msg("'%s'", path); /* Match gnu rmdir msg. */
42	status = EXIT_FAILURE;
43	} else if (flags) {
44	/* Note: path was not empty or null since rmdir succeeded. */
45	path = dirname(path);
46	/* Path is now just the parent component. Note that dirname
47	* returns "." if there are no parents. We must distinguish
48	* this from the case of the original path starting with '.'.
49	*/
50	if (do_dot \|\| (*path != '.') \|\| path[1]) {
51	continue;
52	}
53	}
54	break;
55	} while (1);
56
57	} while (*++argv);
58
59	return status;
60	}