# write .gemspec
%__gem_helper spec
+<% if !spec.extensions.empty? -%>
+cd ext/%{pkgname}
+%{__ruby} extconf.rb
+%{__make} \
+ CC="%{__cc}" \
+ LDFLAGS="%{rpmldflags}" \
+ CFLAGS="%{rpmcflags} -fPIC"
+<% end -%>
+
%install
rm -rf $RPM_BUILD_ROOT
<% if spec.executables.empty? -%>