Build numbers: major.minor.revision

The build_info.properties file:

build.major.number=00
build.revision.number=00
build.minor.number=00

The build.xml file:

<?xml version="1.0" encoding="UTF-8"?>
<project name="project" default="current-number">

<property file="build_info.properties"/>
<property name="build.number" value="${build.major.number}.${build.minor.number}.${build.revision.number}"/>

<target name="current-number">
 <echo>Current build number:${build.number}</echo>
</target>

<target name="compile">
   <antcall target="revision"></antcall>
</target>

<target name="dist">
  <antcall target="minor"></antcall>
</target>

<target name="revision">
    <propertyfile  file="build_info.properties">
            <entry key="build.revision.number" type="int" operation="+" value="1" pattern="00"/>
    </propertyfile>
</target>

<target name="minor">
    <propertyfile  file="build_info.properties">
            <entry key="build.minor.number" type="int" operation="+" value="1" pattern="00"/>
            <entry key="build.revision.number" type="int" value="0" pattern="00"/>
    </propertyfile>
</target>

<target name="major">
    <propertyfile  file="build_info.properties">
            <entry key="build.major.number" type="int" operation="+" value="1" pattern="00"/>
            <entry key="build.minor.number" type="int" value="0" pattern="00"/>
            <entry key="build.revision.number" type="int" value="0" pattern="00"/>
    </propertyfile>
</target>

<target name="all">
    <propertyfile  file="build_info.properties">
            <entry key="build.major.number" type="int" operation="+" value="1" pattern="00"/>
            <entry key="build.minor.number" type="int" operation="+" value="1" pattern="00"/>
            <entry key="build.revision.number" type="int" operation="+" value="1" pattern="00"/>
    </propertyfile>
</target>

</project>