added support for file interface only compilation of tejas

build.xml

@@ -78,4 +78,12 @@
             </manifest>
         </jar>
     </target>
+    <target name="make-fileInterface-jar" depends="build-subprojects,build-project">
+        <mkdir dir="${jar-dir}"/>
+        <jar destfile="${jar-dir}/${jar-name}.jar" basedir="bin">
+            <manifest>
+                <attribute name="Main-Class" value="${main-class}"/>
+            </manifest>
+        </jar>
+    </target>
 </project>