+%package ruby
+Summary: Ruby bindings for %{name}
+Group: Development/Libraries
+Requires: %{name} = %{version}-%{release}
+Requires: ruby(abi) = 1.8
+Provides: ruby(guestfs) = %{version}
+
+%{!?ruby_sitelib: %define ruby_sitelib %(ruby -rrbconfig -e "puts Config::CONFIG['sitelibdir']")}
+%{!?ruby_sitearch: %define ruby_sitearch %(ruby -rrbconfig -e "puts Config::CONFIG['sitearchdir']")}
+
+%description ruby
+%{name}-ruby contains Ruby bindings for %{name}.
+
+