build.xml

<?xml version="1.0" encoding="UTF-8"?>
<project name="Unity Ads ANE Build Script" default="all">

    <record name="build.log" loglevel="verbose" action="start" />

    <!-- Config File -->
    <property file="build.config"/>

    <macrodef name="platforms" description="Run Ant on all Platforms">
        <attribute name="target" default="all"/>

        <sequential>
            <subant inheritall="false" target="@{target}">
                <property name="output.dir" value="${output.dir}" />
                <property name="air.sdk" value="${air.sdk}" />
                <fileset dir="." includes="*/build.xml"/>
            </subant>
        </sequential>
    </macrodef>

    <target name="build" description="Build on all platforms.">
        <platforms target="build"/>
    </target>

    <target name="package" depends="build" description="Package ANE">
        <mkdir dir="${output.dir}/" />

        <!-- Copy over library.swf to each platform output -->
        <copy file="${actionscript.dir}/${output.dir}/library.swf" todir="${ios.dir}/${output.dir}" failonerror="true" />
        <copy file="${actionscript.dir}/${output.dir}/library.swf" todir="${android.dir}/${output.dir}" failonerror="true" />
        <copy file="${actionscript.dir}/${output.dir}/library.swf" todir="${actionscript.dir}/${output.dir}/default" failonerror="true" />

        <!-- Compile ANE -->
        <exec executable="${air.sdk}/bin/adt" failonerror="true">
            <arg value="-package"/>
            <arg value="-target"/>
            <arg value="ane"/>
            <arg value="${output.dir}/${output.name}"/>
            <arg value="extension.xml"/>
            <arg line="-swc ${actionscript.dir}/${output.dir}/actionscript.swc"/>
            <arg line="-platform iPhone-ARM -C ${ios.dir}/${output.dir} ."/>
            <arg line="-platform Android-ARM -C ${android.dir}/${output.dir} ."/>
            <arg line="-platform default -C ${actionscript.dir}/${output.dir}/default ."/>
        </exec>
    </target>    

    <target name="clean">
        <delete dir="${output.dir}" />
        <delete file="build.log" />
        
        <!-- Run clean on all other platforms -->
        <platforms target="clean" />
    </target>

    <target name="all" depends="clean, package" />
    
</project>