coreutils/false.c

   1 /* vi: set sw=4 ts=4: */
   2 /*
   3  * Mini false implementation for busybox
   4  *
   5  * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
   6  *
   7  * Licensed under GPLv2 or later, see file LICENSE in this source tree.
   8  */
   9 //config:config FALSE
  10 //config:       bool "false (314 bytes)"
  11 //config:       default y
  12 //config:       help
  13 //config:       false returns an exit code of FALSE (1).
  14
  15 //applet:IF_FALSE(APPLET_NOFORK(false, false, BB_DIR_BIN, BB_SUID_DROP, false))
  16
  17 //kbuild:lib-$(CONFIG_FALSE) += false.o
  18
  19 /* BB_AUDIT SUSv3 compliant */
  20 /* http://www.opengroup.org/onlinepubs/000095399/utilities/false.html */
  21
  22 /* "false --help" is special-cased to ignore --help */
  23 //usage:#define false_trivial_usage NOUSAGE_STR
  24 //usage:#define false_full_usage ""
  25 //usage:#define false_example_usage
  26 //usage:       "$ false\n"
  27 //usage:       "$ echo $?\n"
  28 //usage:       "1\n"
  29
  30 #include "libbb.h"
  31
  32 /* This is a NOFORK applet. Be very careful! */
  33
  34 int false_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
  35 int false_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM)
  36 {
  37         return EXIT_FAILURE;
  38 }