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# Copyright 1999-2018 Gentoo Authors
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# Distributed under the terms of the GNU General Public License v2
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EAPI=6
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FORTRAN_NEEDED="test"
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inherit cmake-utils cuda fortran-2
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DESCRIPTION="C++ template library for linear algebra"
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HOMEPAGE="http://eigen.tuxfamily.org/"
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SRC_URI="https://bitbucket.org/eigen/eigen/get/${PV}.tar.bz2 -> ${P}.tar.bz2"
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LICENSE="MPL-2.0"
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SLOT="3"
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KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~ia64 ~ppc ~ppc64 ~sparc ~x86 ~amd64-linux ~x86-linux"
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IUSE="altivec c++11 cuda debug doc neon openmp test" #zvector vsx
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RESTRICT="!test? ( test )"
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RDEPEND="!dev-cpp/eigen:0"
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DEPEND="
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cuda? ( dev-util/nvidia-cuda-toolkit )
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doc? ( app-doc/doxygen[dot,latex] )
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test? (
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dev-libs/gmp:0
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dev-libs/mpfr:0
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media-libs/freeglut
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media-libs/glew
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sci-libs/adolc[sparse]
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sci-libs/cholmod
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sci-libs/fftw:3.0
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sci-libs/pastix
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sci-libs/umfpack
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sci-libs/scotch
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sci-libs/spqr
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sci-libs/superlu
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virtual/opengl
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virtual/pkgconfig
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)
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"
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# Missing:
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# METIS-5
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# GOOGLEHASH
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src_unpack() {
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default
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mv ${PN}* ${P} || die
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}
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src_prepare() {
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cmake-utils_src_prepare
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sed -e 's:-g2::g' \
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-i cmake/EigenConfigureTesting.cmake || die
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sed -e "/add_subdirectory(demos/d" \
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-i CMakeLists.txt || die
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if ! use test; then
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sed -e "/add_subdirectory(test/d" \
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-i CMakeLists.txt || die
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sed -e "/add_subdirectory(blas/d" \
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-e "/add_subdirectory(lapack/d" \
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-i CMakeLists.txt || die
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fi
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sed -e "/Unknown build type/d" \
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-i CMakeLists.txt || die
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use cuda && cuda_src_prepare
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}
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src_compile() {
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cmake-utils_src_compile
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use doc && cmake-utils_src_compile doc
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}
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src_test() {
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local mycmakeargs=(
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-DEIGEN_TEST_NOQT=ON
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-DEIGEN_TEST_ALTIVEC="$(usex altivec)"
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-DEIGEN_TEST_CXX11="$(usex c++11)"
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-DEIGEN_TEST_CUDA="$(usex cuda)"
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-DEIGEN_TEST_OPENMP="$(usex openmp)"
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-DEIGEN_TEST_NEON64="$(usex neon)"
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)
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cmake-utils_src_configure
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cmake-utils_src_compile blas
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cmake-utils_src_compile buildtests
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cmake-utils_src_test
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}
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src_install() {
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use doc && local HTML_DOCS=( "${BUILD_DIR}"/doc/html/. )
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cmake-utils_src_install
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# Debian installs it and some projects started using it.
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insinto /usr/share/cmake/Modules/
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doins "${S}/cmake/FindEigen3.cmake"
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}
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