<property name="luac"  location="C:\Program Files (x86)\Lua\5.1\luac.exe"/>

    <target name="compile" depends="copy-resources">
        <apply executable="${luac}" type="file" verbose="true">
            <arg value="-s" />
            <arg value="-o" />
            <targetfile />
            <fileset dir="${src}">
                <include name="**/*.lua" />
            </fileset>
            <mapper type="glob" from="*.lua" to="${pluginFolder}/*.lua" />
        </apply>
    </target>