busybox/klibc-utils/nuke.c
Denys Vlasenko 38da4c4420 config: add size estimations for a few applets
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2018-01-14 12:03:33 +01:00

47 lines
1.1 KiB
C

/*
* Copyright (c) 2017 Denys Vlasenko <vda.linux@googlemail.com>
*
* Licensed under GPLv2, see file LICENSE in this source tree.
*/
//config:config NUKE
//config: bool "nuke (2.4 kb)"
//config: default y
//config: help
//config: Alias to "rm -rf".
//applet:IF_NUKE(APPLET_NOEXEC(nuke, nuke, BB_DIR_BIN, BB_SUID_DROP, nuke))
//kbuild:lib-$(CONFIG_NUKE) += nuke.o
//usage:#define nuke_trivial_usage
//usage: "DIR..."
//usage:#define nuke_full_usage "\n\n"
//usage: "Remove DIRs"
#include "libbb.h"
/* This is a NOEXEC applet. Be very careful! */
int nuke_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int nuke_main(int argc UNUSED_PARAM, char **argv)
{
// klibc-utils do not check opts, will try to delete "-dir" args
//opt = getopt32(argv, "");
//argv += optind;
while (*++argv) {
#if 0
// klibc-utils do not check this, will happily operate on ".."
const char *base = bb_get_last_path_component_strip(*argv);
if (DOT_OR_DOTDOT(base)) {
bb_error_msg("can't remove '.' or '..'");
continue;
}
#endif
remove_file(*argv, FILEUTILS_FORCE | FILEUTILS_RECUR);
}
// klibc-utils do not indicate errors
return EXIT_SUCCESS;
}