update-dependencies.xml

<!--
Copyright LWJGL. All rights reserved.
License terms: http://lwjgl.org/license.php

Downloads LWJGL's library dependencies.
-->
<project name="LWJGL" basedir="." default="update-dependencies">

	<property name="config" location="config" relative="true"/>
	<import file="${config}/build-definitions.xml" id="defs"/>

	<!-- *********************************** -->
	<property name="testng" value="6.8.21"/>
	<property name="jcommander" value="1.48"/>
	<property name="kotlinc-build" value="0.13.599"/>
	<!-- *********************************** -->

	<target name="-dependencies-uptodate">
		<!-- Checks if the Kotlin compiler must be updated -->
		<local name="kotlinc-build-current"/>
		<loadfile property="kotlinc-build-current" srcfile="${kotlinc}/build.txt" quiet="true" taskname="kotlinc"/>
		<condition property="kotlinc-uptodate">
			<and>
				<isset property="kotlinc-build-current"/>
				<equals arg1="${kotlinc-build-current}" arg2="${kotlinc-build}"/>
			</and>
		</condition>

		<uptodate property="lib-uptodate" srcfile="update-dependencies.xml" targetfile="${lib}/touch.txt"/>

		<condition property="dependencies-uptodate">
			<and>
				<isset property="kotlinc-uptodate"/>
				<isset property="lib-uptodate"/>
			</and>
		</condition>
	</target>

	<target name="check-dependencies"
	        description="Updates LWJGL dependencies, if required"
	        depends="-dependencies-uptodate"
	        unless="dependencies-uptodate"
		>
		<antcall target="update-dependencies"/>
	</target>

	<target name="update-dependencies" description="Updates LWJGL dependencies" unless="${build.offline}">
		<mkdir dir="${lib}"/>
		<antcall target="-lib-download"/>
		<antcall target="-kotlinc-download"/>
	</target>

	<!-- Downloads and extracts the Kotlin compiler. -->
	<target name="-kotlinc-download" unless="kotlinc-uptodate">
		<local name="kotlinc-archive"/>
		<property name="kotlinc-archive" value="kotlin-compiler-${kotlinc-build}.zip"/>

		<!-- Download new build -->
		<get taskname="kotlinc" src="https://teamcity.jetbrains.com/guestAuth/repository/download/bt345/${kotlinc-build}/${kotlinc-archive}" dest="${lib}" verbose="true"/>
		<!-- Delete current build -->
		<delete dir="${kotlinc}" taskname="kotlinc"/>
		<!-- Extract build -->
		<unzip src="${lib}/${kotlinc-archive}" dest="${lib}" taskname="kotlinc"/>
		<!-- Delete build archive -->
		<delete file="${lib}/${kotlinc-archive}" taskname="kotlinc"/>

		<echo message="The Kotlin compiler was updated to build: ${kotlinc-build}" taskname="kotlinc"/>
	</target>

	<!-- Downloads the Java dependencies. -->
	<target name="-lib-download" unless="lib-uptodate">
		<update-mvn name="JCommander" group="com/beust" artifact="jcommander" version="${jcommander}" dest="${lib}"/>
		<update-mvn name="TestNG" group="org/testng" artifact="testng" version="${testng}" dest="${lib}"/>

		<touch file="${lib}/touch.txt" verbose="false"/>
	</target>

	<target name="clean" description="Deletes LWJGL dependencies">
		<delete taskname="JCommander" file="${lib}/jcommander.jar"/>
		<delete taskname="TestNG" file="${lib}/testng.jar"/>
	</target>

</project>