functions.sh


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cleanup (){
  # Clean up all temporary mount points
  set +x
  set +e
  echo "killing processes using mount point ..."
  fuser -k $R
  sleep 3
  fuser -9 -k -v $R
  echo "removing temporary mount points ..."
  umount -l $R/proc 2> /dev/null
  umount -l $R/sys 2> /dev/null
  umount -l $R/dev/pts 2> /dev/null
  umount "$BUILDDIR/mount/boot/firmware" 2> /dev/null
  umount "$BUILDDIR/mount" 2> /dev/null
  losetup -d "$ROOT_LOOP" 2> /dev/null
  losetup -d "$FRMW_LOOP" 2> /dev/null
  trap - 0 1 2 3 6
}

chroot_exec() {
  # Exec command in chroot
  LANG=C LC_ALL=C DEBIAN_FRONTEND=noninteractive chroot $R $*
}