#!/bin/bash
clean=no;
test x$1 = x--clean && clean=yes && shift;
test ! -f $1 && echo "Error: missing input file argument" && exit 1;
for doc in `cat $1 `;
do if [ -f $doc ];
   then sub=`echo $doc | grep / | wc -l`;
        if [ $sub -eq 1 ];
	then if [ x$clean = xyes ];
	     then rm -vf ${doc/\//__}
	     else cp $doc ${doc/\//__} && echo ${doc/\//__};
	     fi
	else test x$clean = xno && echo $doc;
	fi
   else echo "Error: given filename absent ($doc)" && exit 1;
   fi
done
exit 0;
