1 files changed, 111 insertions, 0 deletions
diff --git a/dev-cpp/eigen/eigen-3.3.3.ebuild b/dev-cpp/eigen/eigen-3.3.3.ebuild
new file mode 100644
index 000000000000..87e772d3ff65
--- /dev/null
+++ b/dev-cpp/eigen/eigen-3.3.3.ebuild
@@ -0,0 +1,111 @@
+# Copyright 1999-2017 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+
+FORTRAN_NEEDED="test"
+
+inherit cmake-utils cuda fortran-2
+
+DESCRIPTION="C++ template library for linear algebra"
+HOMEPAGE="http://eigen.tuxfamily.org/"
+SRC_URI="https://bitbucket.org/eigen/eigen/get/${PV}.tar.bz2 -> ${P}.tar.bz2"
+
+LICENSE="MPL-2.0"
+SLOT="3"
+KEYWORDS="~alpha ~amd64 ~arm ~ia64 ~ppc ~ppc64 ~sparc ~x86 ~amd64-linux ~x86-linux"
+IUSE="altivec c++11 cuda debug doc neon openmp test" #zvector vsx
+
+IUSE_CPU_FLAGS=" avx avx2 f16c fma3 sse2 sse3 sse4_1 sse4_2 ssse3" #x87
+IUSE+=" ${IUSE_CPU_FLAGS// / cpu_flags_x86_}"
+
+RDEPEND="!dev-cpp/eigen:0"
+DEPEND="
+	doc? ( app-doc/doxygen[dot,latex] )
+	test? (
+		dev-libs/gmp:0
+		dev-libs/mpfr:0
+		media-libs/freeglut
+		media-libs/glew
+		sci-libs/adolc[sparse]
+		sci-libs/cholmod
+		sci-libs/fftw:3.0
+		sci-libs/pastix
+		sci-libs/umfpack
+		sci-libs/scotch
+		sci-libs/spqr
+		sci-libs/superlu
+		dev-qt/qtcore:4
+		virtual/opengl
+		virtual/pkgconfig
+		cuda? ( dev-util/nvidia-cuda-toolkit )
+	)
+"
+# Missing:
+# METIS-5
+# GOOGLEHASH
+
+src_unpack() {
+	default
+	mv ${PN}* ${P} || die
+}
+
+src_prepare() {
+	sed -e 's:-g2::g' \
+		-i cmake/EigenConfigureTesting.cmake || die
+
+	sed -e "/add_subdirectory(demos/d" \
+		-i CMakeLists.txt || die
+
+	if ! use test; then
+		sed -e "/add_subdirectory(test/d" \
+			-i CMakeLists.txt || die
+
+		sed -e "/add_subdirectory(blas/d" \
+			-e "/add_subdirectory(lapack/d" \
+			-i CMakeLists.txt || die
+	fi
+	sed -e "/Unknown build type/d" \
+		-i CMakeLists.txt || die
+
+	use cuda && cuda_src_prepare
+
+	cmake-utils_src_prepare
+}
+
+src_compile() {
+	cmake-utils_src_compile
+	use doc && cmake-utils_src_compile doc
+}
+
+src_test() {
+	local mycmakeargs=(
+		-DEIGEN_TEST_ALTIVEC="$(usex altivec)"
+		-DEIGEN_TEST_CXX11="$(usex c++11)"
+		-DEIGEN_TEST_CUDA="$(usex cuda)"
+		-DEIGEN_TEST_OPENMP="$(usex openmp)"
+		-DEIGEN_TEST_AVX="$(usex cpu_flags_x86_avx)"
+		-DEIGEN_TEST_AVX512="$(usex cpu_flags_x86_avx2)"
+		-DEIGEN_TEST_F16C="$(usex cpu_flags_x86_f16c)"
+		-DEIGEN_TEST_FMA="$(usex cpu_flags_x86_fma3)"
+		-DEIGEN_TEST_SSE3="$(usex cpu_flags_x86_sse3)"
+		-DEIGEN_TEST_SSE4_1="$(usex cpu_flags_x86_sse4_1)"
+		-DEIGEN_TEST_SSE4_2="$(usex cpu_flags_x86_sse4_2)"
+		-DEIGEN_TEST_SSSE3="$(usex cpu_flags_x86_ssse3)"
+		-DEIGEN_TEST_NEON64="$(usex neon)"
+#		-DEIGEN_TEST_X87="$(usex cpu_flags_x86_x87)"
+	)
+	cmake-utils_src_configure
+	cmake-utils_src_compile blas
+	cmake-utils_src_compile buildtests
+	cmake-utils_src_test
+}
+
+src_install() {
+	cmake-utils_src_install
+	use doc && dodoc -r "${BUILD_DIR}"/doc/html
+
+	# Debian installs it and some projects started using it.
+	insinto /usr/share/cmake/Modules/
+	doins "${S}/cmake/FindEigen3.cmake"
+}