ant script to get a cvs branch name from the CVS tag file

build.xml

<project name="ant script to get a cvs branch name from the CVS tag file" basedir=".">

    <loadfile property="cvs.tag" srcFile="CVS/Tag" failonerror="false">
        <filterchain>
            <striplinebreaks/>
            <tokenfilter>
                <replaceregex pattern="^T" replace="" />
                <replaceregex pattern="^D.*" replace="HEAD" />
            </tokenfilter>
        </filterchain>
    </loadfile>
    <!-- default to HEAD if the Tag file is missing -->
    <property name="cvs.tag" value="HEAD" />

    <echo file="CVS_TAG">${cvs.tag}</echo> 

</project>