#!/bin/sh

if [ -f /etc/inittab ]; then

  SCRIPT=/etc/init.d/post_boot_cleanup
  SYMLINK=/etc/rcS.d/S99post_boot_cleanup

  cat >> $SCRIPT <<-_eof
  #!/bin/sh
  sed -i -e '/getty.*tty[12]/s/^#//' /etc/inittab
  telinit q
  update-rc.d ${SCRIPT##*/} remove
  rm $SCRIPT
	_eof

  chmod 755 $SCRIPT
  update-rc.d ${SCRIPT##*/} start S 99 .

else

  SCRIPT=/usr/local/sbin/post_boot_cleanup
  UNIT=/etc/systemd/system/multi-user.target.wants/post_boot_cleanup.service

  cat >> $SCRIPT <<-_eof
	#!/bin/sh
	echo "Running post-install cleanup jobs..." >&2
	rm $SCRIPT $UNIT
	_eof
  chmod 755 $SCRIPT

  cat >> $UNIT <<-_eof
	[Unit]
	Description=post-install cleanups
	ConditionFileIsExecutable=$SCRIPT
	After=multi-user.target

	[Service]
	Type=idle
	ExecStart=$SCRIPT
	TimeoutSec=0
	RemainAfterExit=yes
	SysVStartPriority=99
	_eof

fi