1 files changed, 85 insertions, 0 deletions
diff --git a/sci-libs/openblas/openblas-0.3.5.ebuild b/sci-libs/openblas/openblas-0.3.5.ebuild
new file mode 100644
index 000000000000..b41803760ae9
--- /dev/null
+++ b/sci-libs/openblas/openblas-0.3.5.ebuild
@@ -0,0 +1,85 @@
+# Copyright 1999-2017 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+DESCRIPTION="Optimized BLAS library based on GotoBLAS2"
+HOMEPAGE="http://xianyi.github.com/OpenBLAS/"
+SRC_URI="https://github.com/xianyi/OpenBLAS/tarball/v${PV} -> ${P}.tar.gz"
+
+LICENSE="BSD"
+SLOT="0"
+KEYWORDS="~amd64 ~x86 ~amd64-linux ~x86-linux ~x64-macos ~x86-macos"
+IUSE="dynamic openmp pthread serial static-libs eselect-ldso"
+REQUIRED_USE="?? ( openmp pthread serial )"
+
+RDEPEND="
+>=app-eselect/eselect-blas-0.2
+>=app-eselect/eselect-lapack-0.2
+"
+DEPEND="${RDEPEND}
+	virtual/pkgconfig"
+
+PATCHES=( "${FILESDIR}/shared-blas-lapack.patch" )
+
+openblas_flags() {
+	local flags=()
+	use dynamic && \
+		flags+=( DYNAMIC_ARCH=1 TARGET=GENERIC NUM_THREADS=64 NO_AFFINITY=1 )
+	if use openmp; then
+		flags+=( USE_THREAD=1 USE_OPENMP=1 )
+	elif use pthread; then
+		flags+=( USE_THREAD=1 USE_OPENMP=0 )
+	else
+		flags+=( USE_THREAD=0 ) # serial
+	fi
+	flags+=( DESTDIR="${D}" PREFIX="${EPREFIX}/usr" )
+	flags+=( OPENBLAS_INCLUDE_DIR='$(PREFIX)'/include/${PN} )
+	flags+=( OPENBLAS_LIBRARY_DIR='$(PREFIX)'/$(get_libdir) )
+	echo "${flags[@]}"
+}
+
+src_unpack () {
+	default
+	find "${WORKDIR}" -maxdepth 1 -type d -name \*OpenBLAS\* && \
+		mv "${WORKDIR}"/*OpenBLAS* "${S}" || die
+}
+
+src_compile () {
+	emake $(openblas_flags)
+	emake -Cinterface shared-blas-lapack $(openblas_flags)
+}
+
+src_install () {
+	emake install $(openblas_flags)
+
+	if use eselect-ldso; then
+		dodir /usr/$(get_libdir)/blas/openblas/
+		insinto /usr/$(get_libdir)/blas/openblas/
+		doins interface/libblas.so.3
+		dosym libblas.so.3 usr/$(get_libdir)/blas/openblas/libblas.so
+		doins interface/libcblas.so.3
+		dosym libcblas.so.3 usr/$(get_libdir)/blas/openblas/libcblas.so
+
+		dodir /usr/$(get_libdir)/lapack/openblas/
+		insinto /usr/$(get_libdir)/lapack/openblas/
+		doins interface/liblapack.so.3
+		dosym liblapack.so.3 usr/$(get_libdir)/lapack/openblas/liblapack.so
+	fi
+}
+
+pkg_postinst () {
+	if use eselect-ldso; then
+		eselect blas add $(get_libdir) \
+			"${EROOT}"/usr/$(get_libdir)/blas/openblas openblas
+		eselect lapack add $(get_libdir) \
+			"${EROOT}"/usr/$(get_libdir)/lapack/openblas openblas
+	fi
+}
+
+pkg_postrm () {
+	if use eselect-ldso; then
+		eselect blas validate
+		eselect lapack validate
+	fi
+}