Index: dev-java/maven-bin/maven-bin-2.2.1.ebuild
===================================================================
RCS file: /var/cvsroot/gentoo-x86/dev-java/maven-bin/maven-bin-2.2.1.ebuild,v
retrieving revision 1.5
diff -u -r1.5 maven-bin-2.2.1.ebuild
--- dev-java/maven-bin/maven-bin-2.2.1.ebuild	29 Oct 2010 18:47:08 -0000	1.5
+++ dev-java/maven-bin/maven-bin-2.2.1.ebuild	18 Apr 2011 07:07:03 -0000
@@ -46,3 +46,16 @@
 	echo "CONFIG_PROTECT=\"${MAVEN_SHARE}/conf\"" > "${T}/25${MAVEN}" || die
 	doenvd "${T}/25${MAVEN}"
 }
+
+pkg_postinst() {
+        if [[ ! -n $(readlink "${ROOT}"usr/bin/mvn) ]] ; then
+                eselect maven set mvn-${SLOT}
+	else
+	        einfo "${ROOT}usr/bin/mvn symbolic link already exists. Run 'eselect maven update <target>' if you want to update the symlink."
+        fi
+}
+
+pkg_postrm() {
+	eselect maven update
+}
+