diff --git a/eigen-3.3.8.tar.bz2 b/eigen-3.3.8.tar.bz2
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diff --git a/eigen3.spec b/eigen3.spec
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+%global debug_package %{nil}
+
+Name:           eigen3
+Version:        3.3.8
+Release:        1
+Summary:        A lightweight C++ template library for vector and matrix math
+
+License:        MPLv2.0 and LGPLv2+ and BSD
+URL:            http://eigen.tuxfamily.org/index.php?title=Main_Page
+Source0:        http://gitlab.com/libeigen/eigen/-/archive/%{version}/eigen-%{version}.tar.bz2
+
+BuildRequires:  cmake
+BuildRequires:  make
+BuildRequires:  gcc-c++
+BuildRequires:  doxygen
+
+%description
+%{summary}.
+
+
+%package devel
+Summary:        A lightweight C++ template library for vector and matrix math
+BuildArch:      noarch
+# -devel subpkg only atm, compat with other distros
+Provides:       %{name} = %{version}-%{release}
+# not *strictly* a -static pkg, but the results are the same
+Provides:       %{name}-static = %{version}-%{release}
+
+%description devel
+%{summary}.
+
+%prep
+%autosetup -p1 -n eigen-%{version}
+
+%build
+mkdir build_dir
+pushd build_dir
+%cmake ../ -DINCLUDE_INSTALL_DIR=include/%{name}
+popd
+
+%install
+mkdir -p %{buildroot}%{_includedir}/%{name}/
+cp -r unsupported %{buildroot}%{_includedir}/%{name}/
+cp -r Eigen %{buildroot}%{_includedir}/%{name}/
+%make_install -C build_dir
+
+%files devel
+%license COPYING.README COPYING.BSD COPYING.MPL2 COPYING.LGPL
+%defattr(0644, root, root, 0755)
+%{_includedir}/%{name}
+%{_datadir}
+%changelog
+* Fri feb 21 2023 syzhaok <syzhaok@isoftstone.com> - 3.3.8-1
+- package init
+