source: branches/3.2/mindi-busybox/coreutils/rmdir.c @ 3232

Last change on this file since 3232 was 3232, checked in by bruno, 5 years ago
  • Update mindi-busybox to 1.21.1
File size: 2.2 KB
Line 
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 source tree.
8 */
9
10/* BB_AUDIT SUSv3 compliant */
11/* http://www.opengroup.org/onlinepubs/007904975/utilities/rmdir.html */
12
13//usage:#define rmdir_trivial_usage
14//usage:       "[OPTIONS] DIRECTORY..."
15//usage:#define rmdir_full_usage "\n\n"
16//usage:       "Remove DIRECTORY if it is empty\n"
17//usage:    IF_FEATURE_RMDIR_LONG_OPTIONS(
18//usage:     "\n    -p|--parents    Include parents"
19//usage:     "\n    --ignore-fail-on-non-empty"
20//usage:    )
21//usage:    IF_NOT_FEATURE_RMDIR_LONG_OPTIONS(
22//usage:     "\n    -p  Include parents"
23//usage:    )
24//usage:
25//usage:#define rmdir_example_usage
26//usage:       "# rmdir /tmp/foo\n"
27
28#include "libbb.h"
29
30/* This is a NOFORK applet. Be very careful! */
31
32
33#define PARENTS          (1 << 0)
34//efine VERBOSE          (1 << 1) //accepted but ignored
35#define IGNORE_NON_EMPTY (1 << 2)
36
37int rmdir_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
38int rmdir_main(int argc UNUSED_PARAM, char **argv)
39{
40    int status = EXIT_SUCCESS;
41    int flags;
42    char *path;
43
44#if ENABLE_FEATURE_RMDIR_LONG_OPTIONS
45    static const char rmdir_longopts[] ALIGN1 =
46        "parents\0"                  No_argument "p"
47        "verbose\0"                  No_argument "v"
48        /* Debian etch: many packages fail to be purged or installed
49         * because they desperately want this option: */
50        "ignore-fail-on-non-empty\0" No_argument "\xff"
51        ;
52    applet_long_options = rmdir_longopts;
53#endif
54    flags = getopt32(argv, "pv");
55    argv += optind;
56
57    if (!*argv) {
58        bb_show_usage();
59    }
60
61    do {
62        path = *argv;
63
64        while (1) {
65            if (rmdir(path) < 0) {
66#if ENABLE_FEATURE_RMDIR_LONG_OPTIONS
67                if ((flags & IGNORE_NON_EMPTY) && errno == ENOTEMPTY)
68                    break;
69#endif
70                bb_perror_msg("'%s'", path);  /* Match gnu rmdir msg. */
71                status = EXIT_FAILURE;
72            } else if (flags & PARENTS) {
73                /* Note: path was not "" since rmdir succeeded. */
74                path = dirname(path);
75                /* Path is now just the parent component.  Dirname
76                 * returns "." if there are no parents.
77                 */
78                if (NOT_LONE_CHAR(path, '.')) {
79                    continue;
80                }
81            }
82            break;
83        }
84    } while (*++argv);
85
86    return status;
87}
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