build.xml

<?xml version="1.0" encoding="UTF-8"?>
<project name="KEmulator" default="asd" basedir=".">
    <available file=".git" type="dir" property="git.present"/>

    <target name="asd" if="git.present">
        <exec executable="git" outputproperty="git.revision" failifexecutionfails="false" errorproperty="">
            <arg value="describe"/>
            <arg value="--tags"/>
            <arg value="--always"/>
            <arg value="HEAD"/>
        </exec>
        <condition property="repository.version" value="${git.revision}" else="unknown">
            <and>
                <isset property="git.revision"/>
                <length string="${git.revision}" trim="yes" length="0" when="greater"/>
            </and>
        </condition>
        <manifest file="./home/version.mf">
            <attribute name="Git-Revision" value="${git.revision}"/>
        </manifest>
        <copy file="./home/version.mf" tofile="./src/main/META-INF/version.mf" overwrite="true" force="true" quiet="true"/>
        <copy file="./home/version.mf" tofile="./bin/production/KEmulator_base/META-INF/version.mf" overwrite="true" force="true" quiet="true"/>
    </target>
</project>