#!/bin/sh

for filename in $*; do
  if [ -f $filename ]; then
    echo -n $filename
    tr -d '\r' < $filename > ___$filename_d2u___
    mv ___$filename_d2u___ $filename
    echo " converted."
  else
    echo "$filename is not a file."
  fi
done

echo
echo done.

# end of d2u ...