build-macros.xml

<project>
  <macrodef name="_jar">
    <attribute name="module"/>
    <sequential>
      <manifest file="${src.dir}/@{module}/manifest" mode="update"/>
      <jar destfile="${build.dir}/@{module}.jar" manifest="${src.dir}/@{module}/manifest">
        <fileset dir="${classes.dir}" includes="@{module}/**/*.class" erroronmissingdir="false"/>
        <fileset dir="${resources.dir}" includes="@{module}/**/*" erroronmissingdir="false"/>
      </jar>
    </sequential>
  </macrodef>

  <macrodef name="_src-jar">
    <attribute name="module"/>
    <sequential>
      <manifest file="${src.dir}/@{module}/manifest" mode="update"/>
      <jar destfile="${build.dir}/@{module}-src.jar" manifest="${src.dir}/@{module}/manifest">
        <fileset dir="${classes.dir}" includes="@{module}/**/*.class" erroronmissingdir="false"/>
        <fileset dir="${src.dir}" includes="@{module}/**/*.java" excludes="**/*.old/**" erroronmissingdir="false"/>
        <fileset dir="${resources.dir}" includes="@{module}/**/*" erroronmissingdir="false"/>
      </jar>
    </sequential>
  </macrodef>
</project>