*
* Copyright (C) 2003 Manuel Novoa III <mjn3@codepoet.org>
*
- * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
+ * 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 */
-#include <libgen.h>
+//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"
/* This is a NOFORK applet. Be very careful! */
+#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, char **argv)
+int rmdir_main(int argc UNUSED_PARAM, char **argv)
{
int status = EXIT_SUCCESS;
int flags;
- int do_dot;
char *path;
- flags = getopt32(argv, "p");
+ 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) {
do {
path = *argv;
- /* Record if the first char was a '.' so we can use dirname later. */
- do_dot = (*path == '.');
-
while (1) {
+ if (flags & VERBOSE) {
+ printf("rmdir: removing directory, '%s'\n", path);
+ }
+
if (rmdir(path) < 0) {
- bb_perror_msg("'%s'", path); /* Match gnu rmdir msg. */
+#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) {
- /* Note: path was not empty or null since rmdir succeeded. */
+ } else if (flags & PARENTS) {
+ /* Note: path was not "" 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 '.'.
+ /* Path is now just the parent component. Dirname
+ * returns "." if there are no parents.
*/
- if (do_dot || (*path != '.') || path[1]) {
+ if (NOT_LONE_CHAR(path, '.')) {
continue;
}
}
break;
}
-
} while (*++argv);
return status;