1/* vi: set sw=4 ts=4: */ 2/* 3 * rmdir implementation for busybox 4 * 5 * Copyright (C) 2003 Manuel Novoa III <mjn3@codepoet.org> 6 * 7 * Licensed under GPLv2 or later, see file LICENSE in this tarball for details. 8 */ 9 10/* BB_AUDIT SUSv3 compliant */ 11/* http://www.opengroup.org/onlinepubs/007904975/utilities/rmdir.html */ 12 13#include <libgen.h> 14#include "libbb.h" 15 16/* This is a NOFORK applet. Be very careful! */ 17 18 19int rmdir_main(int argc, char **argv); 20int rmdir_main(int argc, char **argv) 21{ 22 int status = EXIT_SUCCESS; 23 int flags; 24 int do_dot; 25 char *path; 26 27 flags = getopt32(argv, "p"); 28 argv += optind; 29 30 if (!*argv) { 31 bb_show_usage(); 32 } 33 34 do { 35 path = *argv; 36 37 /* Record if the first char was a '.' so we can use dirname later. */ 38 do_dot = (*path == '.'); 39 40 while (1) { 41 if (rmdir(path) < 0) { 42 bb_perror_msg("'%s'", path); /* Match gnu rmdir msg. */ 43 status = EXIT_FAILURE; 44 } else if (flags) { 45 /* Note: path was not empty or null since rmdir succeeded. */ 46 path = dirname(path); 47 /* Path is now just the parent component. Note that dirname 48 * returns "." if there are no parents. We must distinguish 49 * this from the case of the original path starting with '.'. 50 */ 51 if (do_dot || (*path != '.') || path[1]) { 52 continue; 53 } 54 } 55 break; 56 } 57 58 } while (*++argv); 59 60 return status; 61} 62