# HG changeset patch
# User Jaroslav Tulach <jtulach@netbeans.org>
# Date 1245159437 -7200
# Node ID 3021779e58a1706f63730dced34a862d85d477e4
# Parent  f72c0dc047b9b2e797beee68ae0b50decb1f020d
Initial build script that allows us to play with modularizing JDK

diff -r f72c0dc047b9 -r 3021779e58a1 build.xml
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/build.xml	Tue Jun 16 15:37:17 2009 +0200
@@ -0,0 +1,97 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project name="modularize" default="all" basedir=".">
+    <description>Scripts to build JDK Java sources in modularized way</description>
+
+    <target name="all">
+        <antcall target="extract-base"/>
+        <antcall target="beans"/>
+        <antcall target="applet"/>
+    </target>
+    <!-- basic parameters -->
+    <path id="src.path">
+        <pathelement location="src/share/classes"/>
+        <pathelement location="src/windows/classes"/>
+        <pathelement location="src/solaris/classes"/>
+    </path>
+    <property name="build.dir" location="build/modularize"/>
+
+    <!-- this is the core of the separation - definition
+      of what classes belong into what compilation group.
+    -->
+    <selector id="applet">
+        <or>
+            <filename name="java/applet/**"/>
+            <filename name="sun/applet/**"/>
+        </or>
+    </selector>
+    <selector id="beans">
+        <or>
+            <filename name="java/beans/**"/>
+            <filename name="sun/beans/**"/>
+            <filename name="com/sun/beans/**"/>
+        </or>
+    </selector>
+
+    <selector id="corba">
+        <or>
+            <filename name="org/omg/**"/>
+            <filename name="com/sun/corba/**"/>
+        </or>
+    </selector>
+    
+    <selector id="base">
+        <none>
+            <selector refid="applet"/>
+            <selector refid="beans"/>
+            <selector refid="corba"/>
+        </none>
+    </selector>
+
+    <!-- individual compilation tasks -->
+
+    <target name="applet">
+        <antcall target="-compile-one-module">
+            <param name="module" value="applet"/>
+        </antcall>
+    </target>
+    <target name="beans">
+        <antcall target="-compile-one-module">
+            <param name="module" value="beans"/>
+        </antcall>
+    </target>
+    
+
+    <!-- as I am currently unable to build JDK myself, I'll start
+      the modularization by extracting the base module from an existing
+      classes
+    -->
+    <target name="extract-base">
+        <property name="rt.jar" location="${java.home}/lib/rt.jar"/>
+        <fail message="Cannot find rt.jar, specify with -Drt.jar=...">
+            <condition><not><available file="${rt.jar}"/></not></condition>
+        </fail>
+
+        <mkdir dir="${build.dir}/rt"/>
+        <unzip src="${rt.jar}" dest="${build.dir}/rt"/>
+        <jar file="${build.dir}/base.jar">
+            <fileset dir="${build.dir}/rt">
+                <selector refid="base"/>
+            </fileset>
+        </jar>
+    </target>
+
+    <!-- shared routine to compile one of the modules -->
+    <target name="-compile-one-module">
+        <mkdir dir="${build.dir}/classes/${module}"/>
+        <javac bootclasspath="${build.dir}/base.jar" sourcepath="" destdir="${build.dir}/classes/${module}">
+            <src refid="src.path"/>
+            <selector refid="${module}"/>
+        </javac>
+        <jar basedir="${build.dir}/classes/${module}" destfile="${build.dir}/${module}.jar"/>
+    </target>
+
+    <!-- clean everything -->
+    <target name="clean">
+        <delete dir="${build.dir}"/>
+    </target>
+</project>