source: MondoRescue/branches/2.2.5/mindi-busybox/coreutils/rmdir.c@ 1765

/* 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);
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;
}