eval {
         `/usr/local/src/fop-0.20.4/fop.sh -xsl xslfo.xsl -xml $inputfile -pdf $outputfile`;
    }

##</code><code>##

system qw(/usr/local/src/fop-0.20.4/fop.sh -xsl xslfo.xsl), -xml => $inputfile, -pdf => $outputfile;