--- mayavi-4.2.0.ebuild 2012-12-08 23:36:41.430347910 +1300
+++ mayavi-4.2.0-r1.ebuild      2012-12-08 23:15:09.813747656 +1300
@@ -62,8 +62,7 @@
 src_compile() {
	distutils_src_compile
	if use doc; then
-		$(PYTHON) setup.py gen_docs || die
-		$(PYTHON) setup.py build_docs || die
+		virtualmake -C docs html
	fi
 }