#! /bin/sh
for j in "$@"
do
    # convert file only if command file says:
    # ... with CRLF line terminators
    ftype=''
    ftype=$(LANG=C /usr/bin/file "${j}" 2>/dev/null)
    echo ${ftype} | grep -q 'with CRLF line terminators'
    is_dos=${?}
    if [ "${is_dos}" -eq "0" ]
    then
        /usr/bin/sed 's/

*$//g' < "${j}" > /tmp/$$ # strip CRs at end of lines
        cp /tmp/$$ "${j}"                             # cp to keep perms, e.g. x-bit
        rm /tmp/$$
    fi
done