Merge "Add support for tuning partitions" into lmp-sprout-dev

    """Log a message to the screen (if the logs are visible)."""

    self.script.append('ui_print("%s");' % (message,))

  def TunePartition(self, partition, *options):

    fstab = self.info.get("fstab", None)

    if fstab:

      p = fstab[partition]

      if (p.fs_type not in ( "ext2", "ext3", "ext4")):

        raise ValueError("Partition %s cannot be tuned\n" % (partition,))

    self.script.append('tune2fs(' +

                       "".join(['"%s", ' % (i,) for i in options]) +

                       '"%s") || abort("Failed to tune partition %s");'

                       % ( p.device,partition));

  def FormatPartition(self, partition):

    """Format the given partition, specified by its mount point (eg,

    "/system")."""