+/* vi: set sw=4 ts=4: */
/*
- * Mini rmdir implementation for busybox
+ * rmdir implementation for busybox
*
- * Copyright (C) 1998 by Erik Andersen <andersee@debian.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ * Copyright (C) 2003 Manuel Novoa III <mjn3@codepoet.org>
*
+ * Licensed under GPLv2 or later, see file LICENSE in this source tree.
*/
+//config:config RMDIR
+//config: bool "rmdir (3.4 kb)"
+//config: default y
+//config: help
+//config: rmdir is used to remove empty directories.
+
+//applet:IF_RMDIR(APPLET_NOFORK(rmdir, rmdir, BB_DIR_BIN, BB_SUID_DROP, rmdir))
+
+//kbuild:lib-$(CONFIG_RMDIR) += rmdir.o
+
+/* BB_AUDIT SUSv3 compliant */
+/* http://www.opengroup.org/onlinepubs/007904975/utilities/rmdir.html */
+
+//usage:#define rmdir_trivial_usage
+//usage: "[OPTIONS] DIRECTORY..."
+//usage:#define rmdir_full_usage "\n\n"
+//usage: "Remove DIRECTORY if it is empty\n"
+//usage: "\n -p Include parents"
+//usage: IF_LONG_OPTS(
+//usage: "\n --ignore-fail-on-non-empty"
+//usage: )
+//usage:
+//usage:#define rmdir_example_usage
+//usage: "# rmdir /tmp/foo\n"
+
+#include "libbb.h"
-#include "internal.h"
-#include <stdio.h>
-#include <errno.h>
+/* This is a NOFORK applet. Be very careful! */
-extern int rmdir_main(int argc, char **argv)
+#define PARENTS (1 << 0)
+#define VERBOSE ((1 << 1) * ENABLE_FEATURE_VERBOSE)
+#define IGNORE_NON_EMPTY ((1 << 2) * ENABLE_LONG_OPTS)
+
+int rmdir_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
+int rmdir_main(int argc UNUSED_PARAM, char **argv)
{
- if ( argc==1 || **(argv+1) == '-' ) {
- fprintf(stderr, "Usage: rmdir [OPTION]... DIRECTORY...\nRemove the DIRECTORY(ies), if they are empty.");
- exit(FALSE);
- }
-
- while (--argc > 0) {
- if ( rmdir(*(++argv)) == -1 ) {
- fprintf(stderr, "%s: %s\n", *argv, strerror(errno));
- exit(FALSE);
+ int status = EXIT_SUCCESS;
+ int flags;
+ char *path;
+
+ flags = getopt32long(argv, "pv",
+ "parents\0" No_argument "p"
+ /* Debian etch: many packages fail to be purged or installed
+ * because they desperately want this option: */
+ "ignore-fail-on-non-empty\0" No_argument "\xff"
+ IF_FEATURE_VERBOSE(
+ "verbose\0" No_argument "v"
+ )
+ );
+ argv += optind;
+
+ if (!*argv) {
+ bb_show_usage();
}
- }
- exit(TRUE);
+
+ do {
+ path = *argv;
+
+ while (1) {
+ if (flags & VERBOSE) {
+ printf("rmdir: removing directory, '%s'\n", path);
+ }
+
+ if (rmdir(path) < 0) {
+#if ENABLE_LONG_OPTS
+ if ((flags & IGNORE_NON_EMPTY) && errno == ENOTEMPTY)
+ break;
+#endif
+ bb_perror_msg("'%s'", path); /* Match gnu rmdir msg. */
+ status = EXIT_FAILURE;
+ } else if (flags & PARENTS) {
+ /* Note: path was not "" since rmdir succeeded. */
+ path = dirname(path);
+ /* Path is now just the parent component. Dirname
+ * returns "." if there are no parents.
+ */
+ if (NOT_LONE_CHAR(path, '.')) {
+ continue;
+ }
+ }
+ break;
+ }
+ } while (*++argv);
+
+ return status;
}