build-ant-macros.xml

<?xml version="1.0" encoding="UTF-8"?>
<project name="build-support" xmlns:artifact="urn:maven-artifact-ant">
  <description> Macros for Scala's ant build </description>

  <macrodef name="optimized">
    <attribute name="name"/>
    <sequential>
      <antcall target="@{name}">
        <param name="scalac.args.optimise" value="-optimise"/>
      </antcall>
    </sequential>
  </macrodef>

  <macrodef name="copy-deps" description="Copy a file set based on maven dependency resolution to a directory. Currently used by the IntelliJ config files.">
    <attribute name="project"/>
    <attribute name="refid" default="@{project}.fileset"/>
    <sequential>
      <delete dir="${build-deps.dir}/@{project}" includes="*.jar"/>
      <copy todir="${build-deps.dir}/@{project}">
        <resources refid="@{refid}"/>
        <mapper type="flatten"/>
      </copy>
    </sequential>
  </macrodef>

  <!-- Set a property @{name}.cross to the actual cross suffix that should be
	used when resolving the module "@{name}". If the (user-supplied)
	@{name}.cross.suffix property exists then use that value, otherwise use
	"_${scala.binary.version}". -->
  <macrodef name="prepareCross">
    <attribute name="name" />
    <sequential>
      <if>
        <isset property="@{name}.cross.suffix" />
        <then>
          <property name="@{name}.cross" value="${@{name}.cross.suffix}" />
        </then>
        <else>
          <property name="@{name}.cross" value="_${scala.binary.version}" />
        </else>
      </if>
    </sequential>
  </macrodef>

  <!-- Set property named @{name} to the jar resolved as @{jar}_${scala.binary.version}:jar.
           @{jar}_${scala.binary.version} must be a maven dependency. -->
  <macrodef name="propertyForCrossedArtifact">
    <attribute name="name"/>
    <attribute name="jar"/>
    <attribute name="suffix" default="${@{name}.cross}"/>
    <sequential>
      <readProperty name="@{name}" property="@{jar}@{suffix}:jar"/>
      <readProperty name="@{name}-sources" property="@{jar}@{suffix}:java-source:sources"/>
      <readProperty name="@{name}-javadoc" property="@{jar}@{suffix}:java-source:javadoc"/>
    </sequential>
  </macrodef>

  <!-- Set property named @{name} to the value of the property named @{property}.
           Helper for performing nested property expansion without using the ant props lib -->
  <macrodef name="readProperty">
    <attribute name="name"/>
    <attribute name="property"/>
    <sequential>
      <property name="@{name}" value="${@{property}}"/>
    </sequential>
  </macrodef>

  <macrodef name="init-project-prop">
    <attribute name="project"/>
    <attribute name="name"/>
    <attribute name="default"/>
    <sequential>
      <local name="@{name}"/>
      <if>
        <not>
          <isset property="@{project}.@{name}"/>
        </not>
        <then>
          <property name="@{project}.@{name}" value="@{default}"/>
        </then>
      </if>
    </sequential>
  </macrodef>

  <macrodef name="clean">
    <attribute name="build"/>
    <sequential>
      <delete dir="${build-@{build}.dir}" includeemptydirs="yes" quiet="yes" failonerror="no"/>
    </sequential>
  </macrodef>

  <macrodef name="simple-javac">
    <attribute name="project"/>
    <!-- project: asm/forkjoin -->
    <attribute name="args" default=""/>
    <attribute name="jar" default="yes"/>
    <sequential>
      <uptodate property="@{project}.available" targetfile="${build-libs.dir}/@{project}.complete">
        <srcfiles dir="${src.dir}/@{project}"/>
      </uptodate>
      <if>
        <not>
          <isset property="@{project}.available"/>
        </not>
        <then>
          <stopwatch name="@{project}.timer"/>
          <mkdir dir="${@{project}-classes}"/>
          <javac debug="true" srcdir="${src.dir}/@{project}" destdir="${@{project}-classes}" classpath="${@{project}-classes}" includes="**/*.java" target="1.6" source="1.5" compiler="javac1.6">
            <compilerarg line="${javac.args} @{args}"/>
          </javac>
          <if>
            <equals arg1="@{jar}" arg2="yes"/>
            <then>
              <jar whenmanifestonly="fail" destfile="${build-libs.dir}/@{project}.jar" basedir="${@{project}-classes}"/>
            </then>
          </if>
          <stopwatch name="@{project}.timer" action="total"/>
          <mkdir dir="${build-libs.dir}"/>
          <touch file="${build-libs.dir}/@{project}.complete" verbose="no"/>
        </then>
      </if>
    </sequential>
  </macrodef>

  <macrodef name="staged-javac">
    <attribute name="stage"/>
    <!-- current stage (locker, quick, strap) -->
    <attribute name="project"/>
    <!-- project: library/reflect/compiler/actors -->
    <attribute name="destproject" default="@{project}"/>
    <!-- overrides the output directory; used when building multiple projects into the same directory-->
    <attribute name="args" default=""/>
    <attribute name="excludes" default=""/>
    <sequential>
      <javac debug="true" srcdir="${src.dir}/@{project}" destdir="${build-@{stage}.dir}/classes/@{destproject}" includes="**/*.java" excludes="@{excludes}" target="1.6" source="1.5">
        <compilerarg line="${javac.args} @{args}"/>
        <classpath refid="@{stage}.@{destproject}.build.path"/>
      </javac>
    </sequential>
  </macrodef>

  <!-- Zinc assumes a one-to-one correspondence of output folder to set of source files.
   When compiling different sets of source files in multiple compilations to the same output directory,
   Zinc thinks source files that appeared in an earlier compilation but are absent in the current one,
   were deleted and thus deletes the corresponding output files.

   Note that zinc also requires each arg to scalac to be prefixed by -S.
  -->
  <macrodef name="zinc">
    <attribute name="compilerpathref"/>
    <attribute name="destdir"/>
    <attribute name="srcdir"/>
    <attribute name="srcpath" default="NOT SET"/>
    <!-- needed to compile the library, "NOT SET" is just a convention to denote an optional attribute -->
    <attribute name="buildpathref"/>
    <attribute name="params" default=""/>
    <attribute name="java-excludes" default=""/>
    <sequential>
      <local name="sources"/>
      <pathconvert pathsep=" " property="sources">
        <fileset dir="@{srcdir}">
          <include name="**/*.java"/>
          <include name="**/*.scala"/>
          <exclude name="@{java-excludes}"/>
        </fileset>
      </pathconvert>
      <local name="args"/>
      <local name="sargs"/>
      <if>
        <not>
          <equals arg1="@{srcpath}" arg2="NOT SET"/>
        </not>
        <then>
          <property name="args" value="@{params} -sourcepath @{srcpath}"/>
        </then>
      </if>
      <property name="args" value="@{params}"/>
      <!-- default -->
      <!-- HACK: prefix scalac args by -S -->
      <script language="javascript">
        project.setProperty("sargs", project.getProperty("args").trim().replaceAll(" ", " -S"));
      </script>
      <exec osfamily="unix" executable="tools/zinc" failifexecutionfails="true" failonerror="true">
        <arg line="-nailed -compile-order JavaThenScala -scala-path ${ant.refid:@{compilerpathref}} -d @{destdir} -classpath ${toString:@{buildpathref}} ${sargs} ${sources}"/>
      </exec>
    </sequential>
  </macrodef>

  <!-- STAGED COMPILATION MACROS -->
  <macrodef name="staged-scalac">
    <attribute name="with"/>
    <!-- will use path `@{with}.compiler.path` to locate scalac -->
    <attribute name="stage"/>
    <!-- current stage (locker, quick, strap) -->
    <attribute name="project"/>
    <!-- project: library/reflect/compiler/actors -->
    <attribute name="srcpath" default="NOT SET"/>
    <!-- needed to compile the library -->
    <attribute name="args" default=""/>
    <!-- additional args -->
    <attribute name="destproject" default="@{project}"/>
    <!-- overrides the output directory; used when building multiple projects into the same directory-->
    <attribute name="srcdir" default="@{project}"/>
    <attribute name="java-excludes" default=""/>
    <sequential>
      <!-- TODO: detect zinc anywhere on PATH
           use zinc for the quick stage if it's available;
           would use it for locker but something is iffy in sbt: get a class cast error on global phase -->
      <if>
        <and>
          <available file="tools/zinc"/>
          <equals arg1="@{stage}" arg2="quick"/>
        </and>
        <then>
          <zinc taskname="Z.@{stage}.@{project}" compilerpathref="@{with}.compiler.path" destdir="${build-@{stage}.dir}/classes/@{destproject}" srcdir="${src.dir}/@{srcdir}" srcpath="@{srcpath}" buildpathref="@{stage}.@{project}.build.path" params="${scalac.args.@{stage}} @{args}" java-excludes="@{java-excludes}"/>
        </then>
        <else>
          <if>
            <equals arg1="@{srcpath}" arg2="NOT SET"/>
            <then>
              <scalacfork taskname="@{stage}.@{project}" jvmargs="${scalacfork.jvmargs}" compilerpathref="@{with}.compiler.path" destdir="${build-@{stage}.dir}/classes/@{destproject}" srcdir="${src.dir}/@{srcdir}" params="${scalac.args.@{stage}} @{args}">
                <include name="**/*.scala"/>
                <compilationpath refid="@{stage}.@{project}.build.path"/>
              </scalacfork>
            </then>
            <else>
              <scalacfork taskname="@{stage}.@{project}" jvmargs="${scalacfork.jvmargs}" compilerpathref="@{with}.compiler.path" destdir="${build-@{stage}.dir}/classes/@{destproject}" srcdir="${src.dir}/@{srcdir}" srcpath="@{srcpath}" params="${scalac.args.@{stage}} @{args}">
                <include name="**/*.scala"/>
                <compilationpath refid="@{stage}.@{project}.build.path"/>
              </scalacfork>
            </else>
          </if>
        </else>
      </if>
    </sequential>
  </macrodef>

  <macrodef name="staged-uptodate">
    <attribute name="stage"/>
    <attribute name="project"/>
    <element name="check"/>
    <element name="do"/>
    <sequential>
      <uptodate property="@{stage}.@{project}.available" targetfile="${build-@{stage}.dir}/@{project}.complete">
        <check/>
      </uptodate>
      <if>
        <not>
          <isset property="@{stage}.@{project}.available"/>
        </not>
        <then>
          <do/>
          <touch file="${build-@{stage}.dir}/@{project}.complete" verbose="no"/>
        </then>
      </if>
    </sequential>
  </macrodef>

  <macrodef name="staged-build">
    <attribute name="with"/>
    <!-- will use path `@{with}.compiler.path` to locate scalac -->
    <attribute name="stage"/>
    <!-- current stage (locker, quick, strap) -->
    <attribute name="project"/>
    <!-- project: library/reflect/compiler/actors -->
    <attribute name="srcpath" default="NOT SET"/>
    <!-- needed to compile the library -->
    <attribute name="args" default=""/>
    <!-- additional args -->
    <attribute name="includes" default="comp.includes"/>
    <attribute name="java-excludes" default=""/>
    <attribute name="version" default=""/>
    <!-- non-empty for scaladoc: use @{version}.version.number in property file-->
    <sequential>
      <staged-uptodate stage="@{stage}" project="@{project}">
        <check>
          <srcfiles dir="${src.dir}/@{project}"/>
        </check>
        <do>
          <stopwatch name="@{stage}.@{project}.timer"/>
          <mkdir dir="${build-@{stage}.dir}/classes/@{project}"/>
          <staged-javac stage="@{stage}" project="@{project}" excludes="@{java-excludes}"/>
          <!-- always compile with javac for simplicity and regularity; it's cheap -->
          <staged-scalac with="@{with}" stage="@{stage}" project="@{project}" srcpath="@{srcpath}" args="@{args}" java-excludes="@{java-excludes}"/>
          <if>
            <equals arg1="@{version}" arg2=""/>
            <then>
              <propertyfile file="${build-@{stage}.dir}/classes/@{project}/@{project}.properties">
                <entry key="version.number" value="${version.number}"/>
                <entry key="maven.version.number" value="${maven.version.number}"/>
                <entry key="osgi.version.number" value="${osgi.version.number}"/>
                <entry key="copyright.string" value="${copyright.string}"/>
              </propertyfile>
            </then>
            <else>
              <propertyfile file="${build-@{stage}.dir}/classes/@{project}/@{project}.properties">
                <entry key="version.number" value="${@{version}.version.number}"/>
                <entry key="copyright.string" value="${copyright.string}"/>
              </propertyfile>
            </else>
          </if>
          <copy todir="${build-@{stage}.dir}/classes/@{project}">
            <fileset dir="${src.dir}/@{project}">
              <patternset refid="@{includes}"/>
            </fileset>
          </copy>
          <stopwatch name="@{stage}.@{project}.timer" action="total"/>
        </do>
      </staged-uptodate>
    </sequential>
  </macrodef>

  <macrodef name="staged-bin">
    <attribute name="stage"/>
    <attribute name="classpathref" default="NOT SET"/>
    <sequential>
      <staged-uptodate stage="@{stage}" project="bin">
        <check>
          <srcfiles dir="${src.dir}">
            <include name="compiler/scala/tools/ant/templates/**"/>
          </srcfiles>
        </check>
        <do>
          <taskdef name="mk-bin" classname="scala.tools.ant.ScalaTool" classpathref="@{stage}.bin.tool.path"/>
          <mkdir dir="${build-@{stage}.dir}/bin"/>
          <if>
            <equals arg1="@{classpathref}" arg2="NOT SET"/>
            <then>
              <mk-bin file="${build-@{stage}.dir}/bin/scala" class="scala.tools.nsc.MainGenericRunner" javaFlags="${java.flags}"/>
              <mk-bin file="${build-@{stage}.dir}/bin/scalac" class="scala.tools.nsc.Main" javaFlags="${java.flags}"/>
              <mk-bin file="${build-@{stage}.dir}/bin/scaladoc" class="scala.tools.nsc.ScalaDoc" javaFlags="${java.flags}"/>
              <mk-bin file="${build-@{stage}.dir}/bin/fsc" class="scala.tools.nsc.CompileClient" javaFlags="${java.flags}"/>
              <mk-bin file="${build-@{stage}.dir}/bin/scalap" class="scala.tools.scalap.Main" javaFlags="${java.flags}"/>
            </then>
            <else>
              <mk-bin file="${build-@{stage}.dir}/bin/scala" class="scala.tools.nsc.MainGenericRunner" javaFlags="${java.flags}" classpathref="@{classpathref}"/>
              <mk-bin file="${build-@{stage}.dir}/bin/scalac" class="scala.tools.nsc.Main" javaFlags="${java.flags}" classpathref="@{classpathref}"/>
              <mk-bin file="${build-@{stage}.dir}/bin/scaladoc" class="scala.tools.nsc.ScalaDoc" javaFlags="${java.flags}" classpathref="@{classpathref}"/>
              <mk-bin file="${build-@{stage}.dir}/bin/fsc" class="scala.tools.nsc.CompileClient" javaFlags="${java.flags}" classpathref="@{classpathref}"/>
              <mk-bin file="${build-@{stage}.dir}/bin/scalap" class="scala.tools.scalap.Main" javaFlags="${java.flags}" classpathref="@{classpathref}"/>
            </else>
          </if>
          <chmod perm="ugo+rx" file="${build-@{stage}.dir}/bin/scala"/>
          <chmod perm="ugo+rx" file="${build-@{stage}.dir}/bin/scalac"/>
          <chmod perm="ugo+rx" file="${build-@{stage}.dir}/bin/scaladoc"/>
          <chmod perm="ugo+rx" file="${build-@{stage}.dir}/bin/fsc"/>
          <chmod perm="ugo+rx" file="${build-@{stage}.dir}/bin/scalap"/>
        </do>
      </staged-uptodate>
    </sequential>
  </macrodef>

  <macrodef name="staged-pack">
    <attribute name="project"/>
    <attribute name="manifest" default=""/>
    <element name="pre" optional="true"/>
    <element name="jar-opts" optional="true"/>
    <sequential>
      <local name="destfile"/>
      <property name="destfile" value="${build-pack.dir}/${@{project}.targetdir}/${@{project}.targetjar}"/>
      <uptodate property="pack.@{project}.available" targetfile="${destfile}">
        <srcresources>
          <resources refid="pack.@{project}.files"/>
          <!-- <path><pathelement location="${build-quick.dir}/@{project}.complete"/></path> -->
        </srcresources>
      </uptodate>
      <if>
        <not>
          <isset property="pack.@{project}.available"/>
        </not>
        <then>
          <mkdir dir="${build-pack.dir}/${@{project}.targetdir}"/>
          <pre/>
          <if>
            <not>
              <equals arg1="@{manifest}" arg2=""/>
            </not>
            <then>
              <jar whenmanifestonly="fail" destfile="${destfile}" manifest="@{manifest}">
                <!-- update="true" makes no difference on my machine, so starting from scratch-->
                <jar-opts/>
                <path refid="pack.@{project}.files"/>
              </jar>
            </then>
            <else>
              <jar whenmanifestonly="fail" destfile="${destfile}">
                <jar-opts/>
                <path refid="pack.@{project}.files"/>
              </jar>
            </else>
          </if>
        </then>
      </if>
    </sequential>
  </macrodef>

  <macrodef name="staged-docs">
    <attribute name="project"/>
    <element name="includes" implicit="true"/>
    <sequential>
      <staged-uptodate stage="docs" project="@{project}">
        <check>
          <srcfiles dir="${src.dir}/${@{project}.srcdir}"/>
        </check>
        <do>
          <stopwatch name="docs.@{project}.timer"/>
          <mkdir dir="${build-docs.dir}/@{project}"/>
          <if>
            <equals arg1="${@{project}.docroot}" arg2="NOT SET"/>
            <then>
              <scaladoc destdir="${build-docs.dir}/@{project}" doctitle="${@{project}.description}" docfooter="epfl" docversion="${version.number}" sourcepath="${src.dir}" classpathref="docs.@{project}.build.path" srcdir="${src.dir}/${@{project}.srcdir}" addparams="${scalac.args.all}" implicits="on" diagrams="on" groups="on" rawOutput="${scaladoc.raw.output}" noPrefixes="${scaladoc.no.prefixes}" docUncompilable="${src.dir}/library-aux" skipPackages="${@{project}.skipPackages}">
                <includes/>
              </scaladoc>
            </then>
            <else>
              <scaladoc destdir="${build-docs.dir}/@{project}" doctitle="${@{project}.description}" docfooter="epfl" docversion="${version.number}" sourcepath="${src.dir}" classpathref="docs.@{project}.build.path" srcdir="${src.dir}/${@{project}.srcdir}" docRootContent="${src.dir}/@{project}/${@{project}.docroot}" addparams="${scalac.args.all}" implicits="on" diagrams="on" groups="on" rawOutput="${scaladoc.raw.output}" noPrefixes="${scaladoc.no.prefixes}" docUncompilable="${src.dir}/library-aux" skipPackages="${@{project}.skipPackages}">
                <includes/>
              </scaladoc>
            </else>
          </if>
          <stopwatch name="docs.@{project}.timer" action="total"/>
        </do>
      </staged-uptodate>
    </sequential>
  </macrodef>

  <macrodef name="make-bundle">
    <attribute name="project"/>
    <element name="srcs" description="Sources for this bundle" optional="true" implicit="true"/>
    <sequential>
      <copy file="${src.dir}/build/bnd/${@{project}.name}.bnd" tofile="${build-osgi.dir}/${@{project}.name}.bnd" overwrite="true">
        <filterset>
          <filter token="VERSION" value="${osgi.version.number}"/>
          <filter token="SCALA_BINARY_VERSION" value="${scala.binary.version}"/>
          <filter token="SCALA_COMPILER_DOC_VERSION" value="${scala-compiler-doc.version.number}"/>
          <filter token="SCALA_COMPILER_INTERACTIVE_VERSION" value="${scala-compiler-interactive.version.number}"/>
        </filterset>
      </copy>
      <bnd classpath="${@{project}.jar}" eclipse="false" failok="false" exceptions="true" files="${build-osgi.dir}/${@{project}.name}.bnd" output="${build-osgi.dir}"/>
      <if>
        <equals arg1="${@{project}.src}" arg2="true"/>
        <then>
          <!--
             A jar-like task that creates an OSGi source bundle. It adds the required MANIFEST.MF headers that allow
             Eclipse to match sources with the corresponding binaries.
        -->
          <jar whenmanifestonly="fail" destfile="${build-osgi.dir}/${@{project}.name}-src.jar">
            <srcs/>
            <manifest>
              <attribute name="Manifest-Version" value="1.0"/>
              <attribute name="Bundle-Name" value="${@{project}.description} Sources"/>
              <attribute name="Bundle-SymbolicName" value="org.scala-lang.${@{project}.package}${@{project}.name}${@{project}.namesuffix}.source"/>
              <attribute name="Bundle-Version" value="${@{project}.version}"/>
              <attribute name="Eclipse-SourceBundle" value="org.scala-lang.${@{project}.package}${@{project}.name}${@{project}.namesuffix};version=&quot;${@{project}.version}&quot;;roots:=&quot;.&quot;"/>
            </manifest>
          </jar>
        </then>
      </if>
    </sequential>
  </macrodef>

  <macrodef name="copy-bundle">
    <attribute name="project"/>
    <sequential>
      <copy tofile="${dist.dir}/${@{project}.targetdir}/${@{project}.name}.jar" file="${build-osgi.dir}/org.scala-lang.${@{project}.package}${@{project}.name}.jar" overwrite="true"/>
      <copy tofile="${dist.dir}/src/${@{project}.name}-src.jar" file="${@{project}.srcjar}" overwrite="true"/>
    </sequential>
  </macrodef>

  <macrodef name="mvn-package">
    <attribute name="project"/>
    <sequential>
      <local name="artifact-base"/>
      <property name="artifact-base" value="${dist.maven}/${@{project}.dir}${@{project}.name}/${@{project}.name}"/>
      <mkdir dir="${dist.maven}/${@{project}.dir}${@{project}.name}"/>
      <copy tofile="${artifact-base}.jar" file="${build-osgi.dir}/org.scala-lang.${@{project}.package}${@{project}.name}${@{project}.namesuffix}.jar" overwrite="true"/>
      <copy tofile="${artifact-base}-src.jar" file="${build-osgi.dir}/${@{project}.name}-src.jar" overwrite="true"/>
      <copy tofile="${artifact-base}-pom.xml" file="${src.dir}/build/maven/${@{project}.dir}/${@{project}.name}-pom.xml" overwrite="true"/>
      <if>
        <not>
          <isset property="docs.skip"/>
        </not>
        <then>
          <jar destfile="${artifact-base}-docs.jar" basedir="${build-docs.dir}/@{project}" whenmanifestonly="fail">
            <include name="**/*"/>
          </jar>
        </then>
      </if>
    </sequential>
  </macrodef>

  <!-- TODO inline maven-deploy.xml's macrodefs, remove maven-deploy.xml -->
  <include file="src/build/maven/maven-deploy.xml" as="deploy-macros"/>

  <macrodef name="testSuite">
    <attribute name="dir" default="${partest.dir}"/>
    <attribute name="srcdir" default="files"/> <!-- TODO: make targets for `pending` and other subdirs -->
    <attribute name="colors" default="${partest.colors}"/>
    <attribute name="scalacOpts" default="${scalac.args.optimise}"/>
    <attribute name="pcp" default="${toString:partest.compilation.path}"/>
    <attribute name="kinds"/>
    <sequential>
      <property name="partest.dir" value="@{dir}" />
      <partest    srcdir="@{srcdir}"
                   kinds="@{kinds}"
                  colors="@{colors}"
              scalacOpts="@{scalacOpts}"
         compilationpath="@{pcp}"/>
    </sequential>
  </macrodef>

  <macrodef name="bc.run-mima">
    <attribute name="jar-name"/>
    <attribute name="prev"/>
    <attribute name="curr"/>
    <attribute name="direction"/>
    <sequential>
      <echo message="Checking @{direction} binary compatibility for @{jar-name} (against ${bc-reference-version})"/>
      <java taskname="mima" fork="true" failonerror="true" classname="com.typesafe.tools.mima.cli.Main">
        <arg value="--prev"/>
        <arg value="@{prev}"/>
        <arg value="--curr"/>
        <arg value="@{curr}"/>
        <arg value="--filters"/>
        <arg value="${basedir}/bincompat-@{direction}.whitelist.conf"/>
        <arg value="--generate-filters"/>
        <classpath>
          <path refid="mima.classpath"/>
        </classpath>
      </java>
    </sequential>
  </macrodef>

  <macrodef name="bc.check">
    <attribute name="project"/>
    <sequential>
      <bc.run-mima jar-name="scala-@{project}" prev="${org.scala-lang:scala-@{project}:jar}" curr="${@{name}.jar}" direction="backward"/>
      <bc.run-mima jar-name="scala-@{project}" prev="${@{name}.jar}" curr="${org.scala-lang:scala-@{project}:jar}" direction="forward"/>
    </sequential>
  </macrodef>

  <macrodef name="tarz">
    <attribute name="name" description="The tar file name (without extension)."/>
    <element name="file-sets" description="A sequence of fileset elements to be included in the tar balls." optional="false" implicit="true"/>
    <sequential>
      <tar destfile="@{name}.tar" compression="none" longfile="gnu">
        <file-sets/>
      </tar>
      <gzip src="@{name}.tar" destfile="@{name}.tgz"/>
      <if>
        <not>
          <equals arg1="${archives.skipxz}" arg2="true"/>
        </not>
        <then>
          <exec executable="xz" failifexecutionfails="false">
            <arg line="-k -9e -S .xz @{name}.tar"/>
          </exec>
          <move file="@{name}.tar.xz" tofile="@{name}.txz" failonerror="false"/>
        </then>
      </if>
      <delete file="@{name}.tar"/>
    </sequential>
  </macrodef>
</project>