1 | /* vi: set sw=4 ts=4: */
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2 | /*
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3 | * rmdir implementation for busybox
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4 | *
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5 | * Copyright (C) 2003 Manuel Novoa III <mjn3@codepoet.org>
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6 | *
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7 | * Licensed under GPLv2 or later, see file LICENSE in this source tree.
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8 | */
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9 |
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10 | /* BB_AUDIT SUSv3 compliant */
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11 | /* http://www.opengroup.org/onlinepubs/007904975/utilities/rmdir.html */
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12 |
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13 | //usage:#define rmdir_trivial_usage
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14 | //usage: "[OPTIONS] DIRECTORY..."
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15 | //usage:#define rmdir_full_usage "\n\n"
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16 | //usage: "Remove DIRECTORY if it is empty\n"
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17 | //usage: IF_FEATURE_RMDIR_LONG_OPTIONS(
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18 | //usage: "\n -p|--parents Include parents"
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19 | //usage: "\n --ignore-fail-on-non-empty"
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20 | //usage: )
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21 | //usage: IF_NOT_FEATURE_RMDIR_LONG_OPTIONS(
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22 | //usage: "\n -p Include parents"
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23 | //usage: )
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24 | //usage:
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25 | //usage:#define rmdir_example_usage
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26 | //usage: "# rmdir /tmp/foo\n"
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27 |
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28 | #include "libbb.h"
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29 |
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30 | /* This is a NOFORK applet. Be very careful! */
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31 |
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32 |
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33 | #define PARENTS (1 << 0)
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34 | #define VERBOSE ((1 << 1) * ENABLE_FEATURE_VERBOSE)
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35 | #define IGNORE_NON_EMPTY (1 << 2)
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36 |
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37 | int rmdir_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
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38 | int rmdir_main(int argc UNUSED_PARAM, char **argv)
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39 | {
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40 | int status = EXIT_SUCCESS;
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41 | int flags;
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42 | char *path;
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43 |
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44 | #if ENABLE_FEATURE_RMDIR_LONG_OPTIONS
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45 | static const char rmdir_longopts[] ALIGN1 =
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46 | "parents\0" No_argument "p"
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47 | /* Debian etch: many packages fail to be purged or installed
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48 | * because they desperately want this option: */
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49 | "ignore-fail-on-non-empty\0" No_argument "\xff"
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50 | IF_FEATURE_VERBOSE(
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51 | "verbose\0" No_argument "v"
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52 | )
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53 | ;
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54 | applet_long_options = rmdir_longopts;
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55 | #endif
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56 | flags = getopt32(argv, "pv");
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57 | argv += optind;
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58 |
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59 | if (!*argv) {
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60 | bb_show_usage();
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61 | }
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62 |
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63 | do {
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64 | path = *argv;
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65 |
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66 | while (1) {
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67 | if (flags & VERBOSE) {
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68 | printf("rmdir: removing directory, '%s'\n", path);
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69 | }
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70 |
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71 | if (rmdir(path) < 0) {
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72 | #if ENABLE_FEATURE_RMDIR_LONG_OPTIONS
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73 | if ((flags & IGNORE_NON_EMPTY) && errno == ENOTEMPTY)
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74 | break;
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75 | #endif
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76 | bb_perror_msg("'%s'", path); /* Match gnu rmdir msg. */
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77 | status = EXIT_FAILURE;
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78 | } else if (flags & PARENTS) {
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79 | /* Note: path was not "" since rmdir succeeded. */
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80 | path = dirname(path);
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81 | /* Path is now just the parent component. Dirname
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82 | * returns "." if there are no parents.
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83 | */
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84 | if (NOT_LONE_CHAR(path, '.')) {
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85 | continue;
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86 | }
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87 | }
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88 | break;
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89 | }
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90 | } while (*++argv);
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91 |
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92 | return status;
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93 | }
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