for fileOrDirectory in $*     ## I'm not sure if I should use $*
do

##############
if test -d $fileOrDirectory    #check if argument is a directory.
then

    if test ! -e  $fileOrDirectory    #check if the directory does exist, exit!
    then
        echo Directory "$fileOrDirectory" does not exist.        ## not sure how to print out the current directory.
        exit 1  #exit failure.
    else                     # make directory executable and readable  .
        chmod a+rx $fileOrDirectory
        echo Directory $fileOrDirectory is now made public.
    fi
fi
    
###########

if test -f $fileOrDirectory    #check if argument is a file.
then
    if test ! -e  $fileOrDirectory    #check if the file does exist, exit!
    then
        echo File "$fileOrDirectory" does not exist.
        exit 1    #exit failure.
    else                     # make file readable. 
        chmod a+r $fileOrDirectory
        echo File $fileOrDirectory is now made public.
    fi
fi
    echo  hiii
done