--- /usr/portage/dev-perl/XML-SAX/XML-SAX-0.15.ebuild	2007-02-17 16:33:25.000000000 +0100
+++ /usr/local/portage/dev-perl/XML-SAX/XML-SAX-0.15.ebuild	2007-03-02 11:52:09.000000000 +0100
@@ -25,8 +25,18 @@
 	eval $(perl '-V:installvendorlib')
 	unpack ${A}
 	cd "${S}"
+
+	# never write ParserDetails.ini in install; do that in postinst
 	sed -i \
-		-e "s,\(-MXML::SAX\),-I${D}/${installvendorlib} \1," \
+		-e 's/if (\$write_ini_ok)/if (0 \&\& $write_ini_ok)/' \
 		Makefile.PL || die
+
 	epatch "${FILESDIR}"/encodings.patch
 }
+
+pkg_postinst() {
+	perl-module_pkg_postinst
+	perl -MXML::SAX \
+		-e "XML::SAX->add_parser(q(XML::SAX::PurePerl))->save_parsers()" \
+		|| die "error adding parser"
+}