#!/bin/sh

if [ "foo$1" == "foo" ]
then
iconv -f KOI8-U -t UTF-8
else
  TMPFILE=`mktemp /tmp/w2l.XXXXXX` || exit 1
  echo "Converting from KOI8-U to UTF-8:"
  for I in $@
  do
    echo "$I"
    "$0" <"$I" >"$TMPFILE" || exit 1
    chmod --reference="$I" "$TMPFILE" 
    if [[  $UID==0 ]]
    then
      chown --reference="$I" "$TMPFILE"
    fi
    mv -f "$I" "$I~"
    mv -f "$TMPFILE" "$I"
  done
  echo "Done."
fi