build.xml

<project name="growl4j" default="make" basedir=".">
    <description>
        Packs growl4j into jar file
    </description>
    <!-- set global properties for this build -->
    <property name="src" location="src"/>
    <property name="src.native" location="${src}/native"/>
    <property name="build" location="build"/>
    <property name="lib" location="lib"/>

    <target name="init">
        <!-- Create the time stamp -->
        <tstamp/>
        <!-- Create the build directories used by compile -->
        <mkdir dir="${build}"/>
        <mkdir dir="${lib}"/>
    </target>

    <target name="compile"
        depends="init, compileNative"
        description="compile the source " >
        <!-- Compile the java code from ${src} into ${build} -->
        <javac srcdir="${src}" destdir="${build}"/>
    </target>

    <target name="make" depends="compile"
        description="generate the distribution" >
        <!-- Put everything in ${build} and ${src} into the growl4j.jar file -->
        <jar jarfile="growl4j.jar">
            <fileset dir="${build}"/>
            <fileset dir="${src}" excludes="native/" />
        </jar>
    </target>

    <target name="clean" description="clean up" depends="cleanNative">
        <!-- Delete the files in ${build} directory tree -->
        <delete failonerror="false" includeemptydirs="true">
            <fileset dir="${build}" includes="**/*" defaultexcludes="false"/>
        </delete>
        <exec executable="rm">
            <arg value="growl4j.jar" />
        </exec>
    </target>

    <!-- Compiles the native dynamic library "libgrowl4j.dylib" -->
    <target name="compileNative">
        <exec executable="/usr/bin/make">
            <arg value="-C" />
            <arg value="${src.native}" />
        </exec>
        <exec executable="cp">
            <arg value="${src.native}/libgrowl4j.dylib" />
            <arg value="${lib}/libgrowl4j.dylib" />
        </exec>
    </target> 

    <!-- Cleans the native dynamic library "libgrowl4j.dylib" -->
    <target name="cleanNative">
        <exec executable="/usr/bin/make">
            <arg value="-C" />
            <arg value="${src.native}" />
            <arg value="clean" />
        </exec>
        <exec executable="rm">
            <arg value="${lib}/libgrowl4j.dylib" />
        </exec>
    </target> 
</project>