File eigen.spec of Package eigen

#
# spec file for package eigen
#
# Copyright (c) 2025 SUSE LLC and contributors
#
# All modifications and additions to the file contributed by third parties
# remain the property of their copyright owners, unless otherwise agreed
# upon. The license for this file, and modifications and additions to the
# file, is the same license as for the pristine package itself (unless the
# license for the pristine package is not an Open Source License, in which
# case the license is the MIT License). An "Open Source License" is a
# license that conforms to the Open Source Definition (Version 1.9)
# published by the Open Source Initiative.

# Please submit bugfixes or comments via https://bugs.opensuse.org/
#
%global flavor @BUILD_FLAVOR@%{nil}
%if "%{flavor}" == "test"
%bcond_without test
%define psuffix -test
%else
%bcond_with test
%define psuffix %{nil}
%endif

%define pname eigen
%define major_ver 5.0
%define api_docdir %{_docdir}/%{name}/api

Name:           %{pname}%{?psuffix}
Version:        %{major_ver}.0
Release:        0
Summary:        C++ template library for linear algebra
License:        BSD-3-Clause AND MPL-2.0
URL:            https://gitlab.com/libeigen/eigen
Source0:        %{url}/-/archive/%{version}/%{pname}-%{version}.tar.bz2
Source1:        https://libeigen.gitlab.io/eigen/docs-%{major_ver}/%{pname}-doc.tgz#/%{pname}-doc-%{major_ver}.tar.bz2
# PATCH-FEATURE-OPENSUSE eigen-no-world-in-pkgconfig-filename.patch badshah400@gmail.com -- Drop world version (3) from pkgconfig filename to allow parallel installation alongside eigen3, which also installs eigen3.pc
Patch0:         eigen-no-world-in-pkgconfig-filename.patch
BuildRequires:  adolc-devel
BuildRequires:  cmake
BuildRequires:  fdupes
BuildRequires:  fftw3-devel
BuildRequires:  gcc-c++
BuildRequires:  gcc-fortran
BuildRequires:  gmp-devel
BuildRequires:  gsl-devel
BuildRequires:  libboost_headers-devel
BuildRequires:  metis-devel
BuildRequires:  mpfr-devel
BuildRequires:  pkg-config
BuildRequires:  sparsehash-devel
BuildRequires:  suitesparse-devel
BuildRequires:  superlu-devel
BuildArch:      noarch

%description
Eigen is a C++ template library for linear algebra: matrices, vectors,
numerical solvers, and related algorithms.

%package devel
Summary:        C++ Template Library for Linear Algebra

%description devel
Eigen is a C++ template library for linear algebra: matrices, vectors,
numerical solvers, and related algorithms.

%package doc
Summary:        Documentation for the Eigen C++ Template Library for Linear Algebra

%description doc
Documentation in HTML format for the Eigen C++ Template Library
for Linear Algebra

%prep
%autosetup -p1 -b1 -n %{pname}-%{version}

# Fix rpmlint warning "wrong-file-end-of-line-encoding"
sed -i 's/\r$//' COPYING.MINPACK

%build
%cmake \
 -DCMAKE_SKIP_RPATH:BOOL=OFF \
 -DCMAKE_SKIP_INSTALL_RPATH:BOOL=ON \
 -DEIGEN_BUILD_BLAS:BOOL=OFF \
 -DEIGEN_BUILD_LAPACK:BOOL=OFF \
 -DBUILD_TESTING:BOOL=%{?with_test:ON}%{!?with_test:OFF} \
 -DINCLUDE_INSTALL_DIR:PATH=include/eigen \
 -DCMAKEPACKAGE_INSTALL_DIR=%{_datadir}/%{name}/cmake \
 %{nil}

%cmake_build all %{?with_test:buildtests}

%install
%if %{without test}
%cmake_install

# Install bundled docs
mkdir -p %{buildroot}%{api_docdir}
cp -r ../eigen-doc/* %{buildroot}%{api_docdir}
%fdupes %{buildroot}%{api_docdir}
%endif

%if %{with test}
%check
# Run with a fixed seed to prevent random failures: https://gitlab.com/libeigen/eigen/-/issues/2088
export EIGEN_SEED=100
# Repeat each test once to reduce time spent, since we use a fixed seed anyway
export EIGEN_REPEAT=1
%ctest
%endif

%if %{without test}
%files devel
%license COPYING.*
%{_includedir}/eigen/
%{_datadir}/eigen/
%{_datadir}/pkgconfig/eigen.pc

%files doc
%dir %{_docdir}/%{pname}
%doc %{api_docdir}
%endif

%changelog