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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 tarball for details.
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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 | #include <libgen.h>
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14 | #include "libbb.h"
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15 |
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16 | /* This is a NOFORK applet. Be very careful! */
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17 |
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18 |
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19 | int rmdir_main(int argc, char **argv);
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20 | int rmdir_main(int argc, char **argv)
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21 | {
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22 | int status = EXIT_SUCCESS;
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23 | int flags;
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24 | int do_dot;
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25 | char *path;
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26 |
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27 | flags = getopt32(argv, "p");
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28 | argv += optind;
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29 |
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30 | if (!*argv) {
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31 | bb_show_usage();
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32 | }
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33 |
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34 | do {
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35 | path = *argv;
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36 |
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37 | /* Record if the first char was a '.' so we can use dirname later. */
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38 | do_dot = (*path == '.');
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39 |
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40 | while (1) {
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41 | if (rmdir(path) < 0) {
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42 | bb_perror_msg("'%s'", path); /* Match gnu rmdir msg. */
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43 | status = EXIT_FAILURE;
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44 | } else if (flags) {
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45 | /* Note: path was not empty or null since rmdir succeeded. */
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46 | path = dirname(path);
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47 | /* Path is now just the parent component. Note that dirname
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48 | * returns "." if there are no parents. We must distinguish
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49 | * this from the case of the original path starting with '.'.
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50 | */
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51 | if (do_dot || (*path != '.') || path[1]) {
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52 | continue;
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53 | }
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54 | }
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55 | break;
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56 | }
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57 |
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58 | } while (*++argv);
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59 |
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60 | return status;
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61 | }
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