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+Name:           ceres-solver
+Version:        2.0.0
+Release:        1
+Summary:        A non-linear least squares minimizer
+
+License:        MIT and Apache-2.0
+
+URL:            http://ceres-solver.org/
+Source0:        http://%{name}.org/%{name}-%{version}.tar.gz
+
+%global blaslib openblas
+
+ExcludeArch: ppc64
+
+BuildRequires:  cmake >= 2.8.0
+BuildRequires:  gcc-c++
+BuildRequires:  make
+BuildRequires:  eigen3-static >= 3.2.1
+BuildRequires:  suitesparse-devel >= 3.4.0-9
+BuildRequires:  tbb-devel
+BuildRequires:  %{blaslib}-devel
+BuildRequires:  gflags-devel >= 2.2.1
+BuildRequires:  glog-devel >= 0.3.1
+
+%description
+
+Ceres Solver is an open source C++ library for modeling and solving
+large, complicated optimization problems.
+
+%package        devel
+Summary:        A non-linear least squares minimizer
+Requires:       %{name}%{?_isa} = %{version}-%{release}
+Requires:       eigen3-devel
+Requires:       gflags-devel
+Requires:       glog-devel
+
+%description    devel
+The %{name}-devel package contains libraries and header files for
+developing applications that use %{name}.
+
+
+%prep
+%autosetup -p1
+
+%build
+%cmake . \
+  -DCXSPARSE_INCLUDE_DIR:PATH=%{_includedir}/suitesparse \
+  -DBLAS_LIBRARIES=-l%{blaslib} \
+  -DGFLAGS_INCLUDE_DIR=%{_includedir}
+%make_build
+
+
+%install
+%make_install
+
+
+%files
+%doc README.md
+%license LICENSE
+%{_libdir}/*.so.*
+
+%files devel
+%{_includedir}/*
+%{_libdir}/*.so
+%{_libdir}/cmake/Ceres
+
+
+%changelog
+* Fri Mar 18 2022 tanyulong <tanyulong@kylin0s.cn> - 2.0.0-1
+- init package for openEuler