TeamCityBuild.xml

<project name="KAnnotator TeamCity build" default="none">
    <property name="build.number" value="@snapshot@"/>
    <property name="plugin.dir" value="${basedir}/plugin/META-INF" />
    <property name="plugin.backup.dir" value="${basedir}/build_temp" />

    <target name="ReplaceVersionInPluginXml">
        <delete dir="${plugin.backup.dir}" failonerror="true"/>
        <mkdir dir="${plugin.backup.dir}" />
        <copy file="${plugin.dir}/plugin.xml" tofile="${plugin.backup.dir}/plugin.xml" />

        <replace file="${plugin.dir}/plugin.xml" token="@snapshot@" value="${build.number}"/>
    </target>

    <target name="RestoreVersionInPluginXml">
        <copy file="${plugin.backup.dir}/plugin.xml" tofile="${plugin.dir}/plugin.xml" overwrite="true" />
        <delete dir="${plugin.backup.dir}" />
    </target>

    <target name="pre_build" depends="ReplaceVersionInPluginXml" />

    <target name="post_build" depends="RestoreVersionInPluginXml" />

    <target name="none">
        <fail message="Either specify pre_build or post_build"/>
    </target>
</project>