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<project name="os-javac" default="build" basedir=".">
    <property name="src" value="src"/>
    <property name="src.bin" value="${src}/bin"/>
    <property name="src.classes" value="${src}/share/classes"/>
    <property name="build" value ="build"/>
    <property name="build.bootclasses" value="${build}/bootclasses"/>
    <property name="build.classes" value="${build}/classes"/>
    <property name="build.jtreg" value="${build}/jtreg"/>
    <property name="dist" value="dist"/>
    <property name="dist.javac" value="${dist}"/>
    
    <patternset id="src.javac">
        <include name="javax/annotation/processing/**/*.java"/>
        <include name="javax/lang/model/**/*.java"/>
        <include name="javax/tools/**/*.java"/>
        <include name="com/sun/source/**/*.java"/>
        <include name="com/sun/tools/javac/**/*.java"/>
    </patternset>

    <fileset id="javac.resources" dir="${src.classes}">
        <include name="com/sun/tools/javac/resources/*.properties"/>
        <exclude name="**/*-template.*"/>
    </fileset>
    
    <target name="prep">
        <mkdir dir="${build.bootclasses}"/>
        <mkdir dir="${build.classes}"/>
        <mkdir dir="${dist.javac}/bin"/>
        <mkdir dir="${dist.javac}/lib"/>
        <tstamp>
            <format property="build.time" pattern="MM/dd/yyyy hh:mm aa"/>
            <format property="build.fullversion.time" pattern="MM/dd/yyyy_HH_mm"/>
        </tstamp>
        <property file="build.properties"/>
    </target>
    
    <target name="check-javac.isuptodate">
        <uptodate targetfile="${dist.javac}/lib/javac.jar" property="javac.is.uptodate">
            <srcfiles dir="${src.classes}">
                <patternset refid="src.javac"/>
                <include name="${src.classes}/com/sun/tools/javac/resources/*.properties"/>
            </srcfiles>
        </uptodate>
    </target>
    
    <target name="build" depends="prep,build-lib.javac.jar,build-bin.javac"/>

    <target name="build-lib.javac.jar" depends="check-javac.isuptodate" unless="javac.is.uptodate">
        <!-- to compile javac, set includeAntRuntime=no to prevent javac's 
        own tools.jar incorrectly appearing on the classpath -->
        <javac srcdir="${src.classes}" destdir="${build.bootclasses}"
            source="${compiler.source.level}"  debug="true" debuglevel="source,lines"
            includeAntRuntime="no">
            <patternset refid="src.javac"/>
        </javac>
        <copy todir="${build.bootclasses}">
            <fileset refid="javac.resources"/>
        </copy>
        <echo message="recompiling compiler with itself"/>
        <pathconvert pathsep=" " property="src.javac.files">
            <path>
                <fileset dir="${src.classes}">
                    <patternset refid="src.javac"/>
                </fileset>
            </path>
        </pathconvert>
        <java fork="true" classpath="${build.bootclasses}" classname="com.sun.tools.javac.Main">
            <arg value="-sourcepath"/>
            <arg value=""/>
            <arg value="-d"/>
            <arg file="${build.classes}"/>
            <arg value="-g:source,lines"/>
            <arg line="${src.javac.files}"/>
        </java>
        <copy todir="${build.classes}">
            <fileset refid="javac.resources"/>
        </copy>
        <copy file="${src.classes}/com/sun/tools/javac/resources/version-template.properties"
            tofile="${build.classes}/com/sun/tools/javac/resources/version.properties">
            <filterset begintoken="$(" endtoken=")">
                <filter token="JDK_VERSION"  value="${build.jdk.version}"/>
                <filter token="RELEASE"      value="${build.release}"/>
                <filter token="FULL_VERSION" value="${build.full.version}"/>
            </filterset>
        </copy>
        <jar destfile="${dist.javac}/lib/javac.jar" basedir="${build.classes}">
            <manifest>
                <attribute name="Built-By" value="${user.name}"/>
                <attribute name="Built-At" value="${build.time}"/>
                <attribute name="Main-Class" value="com.sun.tools.javac.Main"/>
            </manifest>
        </jar>
    </target>
    
    <target name="build-bin.javac">
        <copy tofile="${dist.javac}/bin/javac" file="${src.bin}/javac.sh"/>
        <chmod file="${dist.javac}/bin/javac" perm="+x"/>
    </target>
    
    <property name="javadoc.jls3.url" value="http://java.sun.com/docs/books/jls/"/>
    <property name="javadoc.jls3.cite" value="&lt;a href=&quot;${javadoc.jls3.url}&quot;&gt;The Java Language Specification, Third Edition&lt;/a&gt;"/>
    
    <target name="docs" depends="prep">
        <javadoc sourcepath="${src.classes}" destdir="${dist}/doc/api"
            bootclasspath="${java.home}/lib/rt.jar" classpath="">
            <package name="javax.annotation.processing.*"/>
            <package name="javax.lang.model.*"/>
            <package name="javax.tools.*"/>
            <package name="com.sun.source.*"/>
            <package name="com.sun.tools.javac.*"/>
            <arg value="-tag"/>
            <arg value="jls3:a:See &lt;cite&gt;${javadoc.jls3.cite}&lt;/cite&gt;:"/>
        </javadoc>
    </target>
    
    <target name="test" depends="xtest" />

    <!-- can't call it test, because NetBeans associates that with JUnit -->
    <target name="xtest" depends="build">
        <fail unless="jtreg.home" message="Property 'jtreg.home' needs to be set to the jtreg installation directory."/>
        <taskdef name="jtreg" classpath="${jtreg.home}/lib/jtreg.jar" classname="com.sun.javatest.regtest.Main$$Ant"/>
        <fail unless="test.jdk.home" message="Property 'test.jdk.home' needs to be set to the baseline JDK to be used to run the tests"/>
        <jtreg dir="test" samevm="true" verbose="summary"
                jdk="${test.jdk.home}"
                workDir="${build.jtreg}/work" 
                reportDir="${build.jtreg}/report">
            <arg value="-noshell"/>
            <arg value="-Xbootclasspath/p:${dist.javac}/lib/javac.jar"/>
            <include name="tools/javac"/>
        </jtreg>
    </target>
    
    <target name="clean">
        <delete dir="${build}"/>
        <delete dir="${dist}"/>
    </target>
   
</project>