buildCommon.xml

<?xml version="1.0" encoding="UTF-8"?>
<project name="relengCommon" basedir=".">
    <taskdef resource="antlib.xml" classpath="../org.eclipse.imp.update/ant-imp.jar"/>

    <property name="basews" value="${ws}"/>
    <property name="baseos" value="${os}"/>
    <property name="basearch" value="${arch}"/>
    <property name="basenl" value="${nl}"/>

    <!-- Compiler settings. -->
    <property name="javacFailOnError" value="true"/>
    <property name="javacDebugInfo" value="on"/>
    <property name="javacVerbose" value="false"/>

	<echo message="java.home = ${java.home}"/>
	<echo message="java.class.path = ${java.class.path}"/>
    <echo message="ant.home = ${ant.home}"/>

    <!-- Following assumes we're invoking the build from within some plugin project's top-level directory -->
    <xmlproperty file="../org.eclipse.imp.releng.feature/feature.xml" prefix="releng"/>

    <echo message="Building for IMP Release Engineering feature version ${releng.feature(version)}"/>

    <property name="releng.version" value="${releng.feature(version)}"/>

	<condition property="mac.jre.path" value="${java.home}/../Classes">
		<os family="mac"/>
	</condition>

	<echo message="mac.jre.path = ${mac.jre.path}"/>

	<path id="path_bootclasspath">
    	<pathelement path="${java.class.path}"/>
		<fileset dir="${mac.jre.path}">
			<include name="*.jar"/>
		</fileset>
        <fileset dir="${java.home}/lib">
            <include name="*.jar"/>
        </fileset>
        <fileset dir="${ant.home}/lib">
            <include name="*.jar"/>
        </fileset>
    </path>

    <property name="bootclasspath" refid="path_bootclasspath"/>

    <fail unless="eclipse.target.platform" message="You must define eclipse.target.platform as the location of the Eclipse installation against which IMP should be built."/>

    <echo message="eclipse.target.platform = ${eclipse.target.platform}"/>

    <path id="path_eclipse.build.path">
        <fileset dir="${eclipse.target.platform}/plugins">
            <include name="**/*.jar"/>
        </fileset>
    </path>
    <pathconvert property="eclipse.build.path" refid="path_eclipse.build.path" targetos="windows"/>
</project>