hush/coreutils/rmdir.c
Denis Vlasenko 9b49a5ed85 add -fvisibility=hidden to CC flags, mark XXX_main functions
EXTERNALLY_VISIBLE. 5% size reduction of libbusybox.so
2007-10-11 10:05:36 +00:00

62 lines
1.3 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 <libgen.h>
#include "libbb.h"
/* This is a NOFORK applet. Be very careful! */
int rmdir_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int rmdir_main(int argc, char **argv)
{
int status = EXIT_SUCCESS;
int flags;
int do_dot;
char *path;
flags = getopt32(argv, "p");
argv += optind;
if (!*argv) {
bb_show_usage();
}
do {
path = *argv;
/* Record if the first char was a '.' so we can use dirname later. */
do_dot = (*path == '.');
while (1) {
if (rmdir(path) < 0) {
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. */
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 '.'.
*/
if (do_dot || (*path != '.') || path[1]) {
continue;
}
}
break;
}
} while (*++argv);
return status;
}