LXR busybox/coreutils/true.c

   1/* vi: set sw=4 ts=4: */
   2/*
   3 * Mini true 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 TRUE
  10//config:       bool "true (tiny)"
  11//config:       default y
  12//config:       help
  13//config:       true returns an exit code of TRUE (0).
  14
  15//applet:IF_TRUE(APPLET_NOFORK(true, true, BB_DIR_BIN, BB_SUID_DROP, true))
  16
  17//kbuild:lib-$(CONFIG_TRUE) += true.o
  18
  19/* BB_AUDIT SUSv3 compliant */
  20/* http://www.opengroup.org/onlinepubs/007904975/utilities/true.html */
  21
  22/* "true --help" is special-cased to ignore --help */
  23//usage:#define true_trivial_usage NOUSAGE_STR
  24//usage:#define true_full_usage ""
  25//usage:#define true_example_usage
  26//usage:       "$ true\n"
  27//usage:       "$ echo $?\n"
  28//usage:       "0\n"
  29
  30#include "libbb.h"
  31
  32/* This is a NOFORK applet. Be very careful! */
  33
  34int true_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
  35int true_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM)
  36{
  37        return EXIT_SUCCESS;
  38}
  39