org.eclipse.jdt.launching/scripts/exportplugin.xml

<!-- build script to create a plugin from org.eclipse.jdt.launching -->
<project name="org.eclipse.jdt.launching" default="export" basedir="..">
	<target name="init">
		<tstamp/>
		<property name="destdir" value="../../plugin-export" />
		<property name="plugin"  value="org.eclipse.jdt.launching_2.1.0" />
		<property name="dest"  value="${destdir}/${plugin}" />
	</target>

	<target name="build" depends="init">
    	<eclipse.incrementalBuild project="${plugin}" kind="incr"/>
	</target>

	<target name="export" depends="build">
		<mkdir dir="${destdir}" />
		<delete dir="${dest}" />
		<mkdir dir="${dest}" />
		<jar 
			jarfile="${dest}/launching.jar"
			basedir="bin"
		/>
		<copy file="plugin.xml" todir="${dest}"/>
		<copy file="plugin.properties" todir="${dest}"/>
		<zip zipfile="${dest}/launchingsrc.zip">
		    <fileset dir="launching" />
  		</zip>
	</target>
</project>