diff --git a/R-bitops.spec b/R-bitops.spec
new file mode 100644
index 0000000..7a1f2a3
--- /dev/null
+++ b/R-bitops.spec
@@ -0,0 +1,52 @@
+%global packname  bitops
+%global packvers 1.0-4.1
+
+Name:             R-%{packname}
+Version:          1.0.4.1
+Release:          1%{?dist}
+Summary:          Functions for Bitwise operations
+
+Group:            Applications/Productivity
+License:          GPLv2+
+URL:              http://cran.r-project.org/web/packages/bitops/index.html
+Source0:          http://cran.r-project.org/src/contrib/%{packname}_%{packvers}.tar.gz
+BuildRoot:        %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
+Requires:         R-core
+BuildRequires:    R-devel
+
+%description
+Functions for Bitwise operations on integer vectors.
+
+%prep
+%setup -c -q -n %{packname}
+%build
+
+%install
+%{__rm} -rf %{buildroot}
+mkdir -p %{buildroot}%{_libdir}/R/library
+%{_bindir}/R CMD INSTALL %{packname} -l %{buildroot}%{_libdir}/R/library 
+# Clean up in advance of check
+test -d %{packname}/src && (cd %{packname}/src; rm -f *.o *.so)
+%{__rm} -rf %{buildroot}%{_libdir}/R/library/R.css
+
+%check
+%{_bindir}/R CMD check %{packname}
+
+%clean
+%{__rm} -rf %{buildroot}
+
+%files
+%defattr(-, root, root, -)
+%dir %{_libdir}/R/library/%{packname}
+%doc %{_libdir}/R/library/%{packname}/html
+%doc %{_libdir}/R/library/%{packname}/DESCRIPTION
+%{_libdir}/R/library/%{packname}/INDEX
+%{_libdir}/R/library/%{packname}/Meta
+%{_libdir}/R/library/%{packname}/R
+%{_libdir}/R/library/%{packname}/help
+%{_libdir}/R/library/%{packname}/libs
+
+%changelog
+* Fri Apr 09 2010 josef radinger <cheese@nosuchhost.net>
+- 1.0.4.1-1
+- initial release