busybox/coreutils/rmdir.c
Denis Vlasenko 52feee9b1f rmdir: optional long options support for Debian users. +68 bytes.
By Roberto Gordo Saez <roberto.gordo AT gmail.com>
2008-02-24 14:56:10 +00:00

71 lines
1.6 KiB
C

/* vi: set sw=4 ts=4: */
/*
* rmdir implementation for busybox
*
* Copyright (C) 2003 Manuel Novoa III <mjn3@codepoet.org>
*
* Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
*/
/* BB_AUDIT SUSv3 compliant */
/* http://www.opengroup.org/onlinepubs/007904975/utilities/rmdir.html */
#include "libbb.h"
/* This is a NOFORK applet. Be very careful! */
#define PARENTS 0x01
#define IGNORE_NON_EMPTY 0x02
int rmdir_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int rmdir_main(int argc, char **argv)
{
int status = EXIT_SUCCESS;
int flags;
char *path;
#if ENABLE_FEATURE_RMDIR_LONG_OPTIONS
static const char rmdir_longopts[] ALIGN1 =
"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"
;
applet_long_options = rmdir_longopts;
#endif
flags = getopt32(argv, "p");
argv += optind;
if (!*argv) {
bb_show_usage();
}
do {
path = *argv;
while (1) {
if (rmdir(path) < 0) {
#if ENABLE_FEATURE_RMDIR_LONG_OPTIONS
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;
}