Index: build.xml
===================================================================
--- build.xml	(revision 1443023)
+++ build.xml	(working copy)
@@ -109,6 +109,13 @@
     </subant>
   </target>
 
+  <target name="jar" description="Build Lucene and Solr Jar files">
+    <subant target="jar" inheritall="false" failonerror="true">
+      <fileset dir="lucene" includes="build.xml"/>
+      <fileset dir="solr" includes="build.xml"/>
+    </subant>
+  </target>
+
   <property name="version" value="5.0-SNAPSHOT"/>
   <property name="maven-build-dir" value="maven-build"/>
   <property name="maven-version" value="2.2.1"/>
Index: lucene/CHANGES.txt
===================================================================
--- lucene/CHANGES.txt	(revision 1443023)
+++ lucene/CHANGES.txt	(working copy)
@@ -151,6 +151,8 @@
 * LUCENE-4570: Use the Policeman Forbidden API checker, released separately
   from Lucene and downloaded via Ivy.  (Uwe Schindler, Robert Muir)
 
+* LUCENE-4758: 'ant jar' and 'ant compile' should recurse. (Steve Rowe)
+
 ======================= Lucene 4.1.0 =======================
 
 Changes in backwards compatibility policy
Index: lucene/analysis/build.xml
===================================================================
--- lucene/analysis/build.xml	(revision 1443023)
+++ lucene/analysis/build.xml	(working copy)
@@ -104,6 +104,10 @@
   <target name="test">
     <forall-analyzers target="test"/>
   </target>
+  <target name="jar">
+    <forall-analyzers target="jar-core"/>
+  </target>
+  <target name="jar-core" depends="jar"/>
 
   <target name="build-artifacts-and-tests" depends="default,compile-test" />
 
Index: lucene/build.xml
===================================================================
--- lucene/build.xml	(revision 1443023)
+++ lucene/build.xml	(working copy)
@@ -145,6 +145,11 @@
 
   <target name="compile-core" depends="compile-lucene-core"/>
 
+  <target name="compile" depends="init,compile-lucene-core,compile-codecs"
+          description="Compiles core, codecs, and all modules">
+    <modules-crawl target="compile-core"/>
+  </target>
+
   <!-- Validation (license/notice/api checks). -->
   <target name="validate" depends="check-licenses,rat-sources,check-forbidden-apis" description="Validate stuff." />
 
@@ -575,6 +580,11 @@
     <property name="lucene-core.uptodate" value="true"/>
   </target>
 
+  <target name="jar" depends="jar-core,jar-test-framework"
+          description="Jars core, codecs, test-framework, and all modules">
+    <modules-crawl target="jar-core"/>
+  </target>
+
   <target name="get-jenkins-line-docs" unless="enwiki.exists">
     <sequential>
       <!-- TODO: can get .lzma instead (it's ~17% smaller) but there's no builtin ant support...? -->
Index: solr/build.xml
===================================================================
--- solr/build.xml	(revision 1443023)
+++ solr/build.xml	(working copy)
@@ -173,12 +173,21 @@
     </copy>
   </target>
 
+  <target name="jar" depends="jar-core,jar-solrj,jar-solr-test-framework,jar-contrib"
+          description="Jar solr core, solrj, solr-test-framework, and all contribs"/>
+
   <!-- Solr core targets -->
   <target name="test-solr-core" description="Test solr core">
     <ant dir="core" target="test" inheritAll="false">
       <propertyset refid="uptodate.and.compiled.properties"/>
     </ant>
   </target>
+
+  <target name="jar-core">
+    <ant dir="${common-solr.dir}/core" target="jar-core" inheritAll="false">
+      <propertyset refid="uptodate.and.compiled.properties"/>
+    </ant>
+  </target>
   
   <!-- Solrj targets -->
   <target name="test-solrj" description="Test java client">
Index: solr/common-build.xml
===================================================================
--- solr/common-build.xml	(revision 1443023)
+++ solr/common-build.xml	(working copy)
@@ -183,7 +183,7 @@
       </jarify>
     </sequential>
   </macrodef>
-  
+
   <target name="jar-core" depends="compile-core">
     <solr-jarify/>
   </target>
@@ -367,6 +367,11 @@
       <propertyset refid="uptodate.and.compiled.properties"/>
     </ant>
   </target>
+  <target name="jar-solrj" description="Jar Solr-J">
+    <ant dir="${common-solr.dir}/solrj" target="jar-core" inheritAll="false">
+      <propertyset refid="uptodate.and.compiled.properties"/>
+    </ant>
+  </target>
 
   <!-- TODO: really a copy should work: but sync is currently safer
        since some buggy tests don't create their own tempdir but
@@ -386,6 +391,12 @@
     <property name="solr.test.framework.compiled" value="true"/>
   </target>
 
+  <target name="jar-solr-test-framework" depends="compile-solr-test-framework">
+    <ant dir="${common-solr.dir}/test-framework" target="jar-core" inheritAll="false">
+      <propertyset refid="uptodate.and.compiled.properties"/>
+    </ant>
+  </target>
+
   <!-- resolve dependencies in the example (relied upon by compile/tests) -->
   <target name="resolve-example" unless="example.libs.uptodate">
     <ant dir="${common-solr.dir}/example" target="resolve" inheritAll="false">
@@ -421,6 +432,10 @@
   	<contrib-crawl target="javadocs"/>
   </target>
 
+  <target name="jar-contrib" description="Jar contrib modules">
+    <contrib-crawl target="jar-core"/>
+  </target>
+
   <target name="contribs-add-to-war">
     <mkdir dir="${dest}/web"/>
     <delete dir="${dest}/web" includes="**/*" failonerror="false"/>