LXR busybox/klibc-utils/nuke.c

   1/*
   2 * Copyright (c) 2017 Denys Vlasenko <vda.linux@googlemail.com>
   3 *
   4 * Licensed under GPLv2, see file LICENSE in this source tree.
   5 */
   6//config:config NUKE
   7//config:       bool "nuke (2.9 kb)"
   8//config:       default y
   9//config:       help
  10//config:       Alias to "rm -rf".
  11
  12//applet:IF_NUKE(APPLET_NOEXEC(nuke, nuke, BB_DIR_BIN, BB_SUID_DROP, nuke))
  13
  14//kbuild:lib-$(CONFIG_NUKE) += nuke.o
  15
  16//usage:#define nuke_trivial_usage
  17//usage:       "DIR..."
  18//usage:#define nuke_full_usage "\n\n"
  19//usage:       "Remove DIRs"
  20
  21#include "libbb.h"
  22
  23/* This is a NOEXEC applet. Be very careful! */
  24
  25int nuke_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
  26int nuke_main(int argc UNUSED_PARAM, char **argv)
  27{
  28// klibc-utils do not check opts, will try to delete "-dir" args
  29        //opt = getopt32(argv, "");
  30        //argv += optind;
  31
  32        while (*++argv) {
  33#if 0
  34// klibc-utils do not check this, will happily operate on ".."
  35                const char *base = bb_get_last_path_component_strip(*argv);
  36                if (DOT_OR_DOTDOT(base)) {
  37                        bb_error_msg("can't remove '.' or '..'");
  38                        continue;
  39                }
  40#endif
  41                remove_file(*argv, FILEUTILS_FORCE | FILEUTILS_RECUR);
  42        }
  43
  44// klibc-utils do not indicate errors
  45        return EXIT_SUCCESS;
  46}
  47