build-common.xml

<!--
  This is a configuration file for use by Ant when building the
  Checker Framework.
  This file is shared between all subprojects.
-->
<project name="imports">

    <!--
      Properties that are likely to need adaptation by developers should
      instead go into build-common.properties.
    -->

    <property name="src" value="src"/>
    <property name="build" value="build"/>
    <property name="build.reports" value="${build}/reports"/>
    <property name="build.jtreg.dir" value="${build}/jtreg"/>

    <property name="tests" value="tests"/>
    <property name="tests.build" value="${tests}/build"/>

    <property name="api.doc" value="api"/>

    <property environment="env"/>
    <tstamp>
        <format property="timestamp" pattern="yy-MM-dd-hh-mm-ss-SS" />
    </tstamp>
    <!-- Prevent printing a literal ${env.BUILD_NUMBER} if it's not in env-->
    <property name="env.EXECUTOR_NUMBER" value="" />

    <property name="tmpdir"
        value="${java.io.tmpdir}/${user.name}/${timestamp}${env.EXECUTOR_NUMBER}/${ant.project.name}" />

    <property name="compiler.version.goal.jsr308"
              value="javac 1.8.0-jsr308-${build.version}"/>

    <property name="compiler.version.goal.java8"
              value="javac 1.8.0"/>

    <property name="compiler.version.goal.java9"
              value="javac 1.9.0"/>

    <target name="prep-all"
            description="Perform preparation useful for all projects">
        <java fork="true"
              outputproperty="compiler.version"
              classname="com.sun.tools.javac.Main">
            <jvmarg line="-Xbootclasspath/p:${javac.lib}"/>
            <arg line="-version"/>
        </java>

        <condition property="compiler.exists.jsr308">
            <equals
                arg1="${compiler.version}"
                arg2="${compiler.version.goal.jsr308}"/>
        </condition>

        <condition property="compiler.exists.java8">
            <contains
                string="${compiler.version}"
                substring="${compiler.version.goal.java8}"/>
        </condition>

        <condition property="compiler.exists.java9">
            <contains
                string="${compiler.version}"
                substring="${compiler.version.goal.java9}"/>
        </condition>

        <!-- This file is looked for by Javadoc, this will ensure it always shows up in the api directory
             regardless of which subproject javadoc you call. -->
        <property name="dejavuDir" value="${api.doc}/resources/fonts/"/>
        <mkdir dir="${dejavuDir}"/>
        <touch file="${dejavuDir}/dejavu.css"/>

	<condition property="compiler.exists">
            <or>
                <istrue value="${compiler.exists.jsr308}"/>
                <istrue value="${compiler.exists.java8}"/>
                <istrue value="${compiler.exists.java9}"/>
            </or>
        </condition>

        <fail unless="compiler.exists"
            message="
Needed version '${compiler.version.goal.jsr308}' of the JSR 308 compiler,
but found version '${compiler.version}' on your classpath.
${line.separator}
${line.separator}Check that the 'javac.lib' property
in 'build-common.properties'
points to version ${build.version} of the 'javac.jar' library."/>

    </target>


    <target name="prep-ManualTaglet" depends="prep">
        <java fork="true"
              failonerror="true"
              classpath="${javac.lib}:${javadoc.lib}"
              classname="com.sun.tools.javac.Main">
            <jvmarg line="-Xbootclasspath/p:${javac.lib}:${javadoc.lib}"/>
            <arg value="-g"/>
            <!-- Make sure we only have Java 7 source code and generate Java 7 bytecode. -->
            <arg value="-source"/>
            <arg value="7"/>
            <arg value="-target"/>
            <arg value="7"/>
            <!-- To not get a warning about bootstrap classpath -->
            <arg value="-Xlint:-options"/>
            <arg line="-d ${build}"/>
            <arg line="${javacutil.loc}/src/org/checkerframework/javacutil/dist/ManualTaglet.java"/>
            <arg line="-version"/>
        </java>
    </target>


    <target name="tags" depends="prep" description="Create Emacs TAGS table">
        <exec executable="/bin/sh" failonerror="true">
            <arg value="-c"/>
            <arg value="etags `find . \( -name jdk \) -prune -o -name '*.java' -print | sort-directory-order`"/>
        </exec>
    </target>

</project>