3 files changed, 93 insertions, 0 deletions
diff --git a/sci-mathematics/slepc/Manifest b/sci-mathematics/slepc/Manifest
new file mode 100644
index 000000000000..414735747532
--- /dev/null
+++ b/sci-mathematics/slepc/Manifest
@@ -0,0 +1,3 @@
+DIST slepc-3.11.1.tar.gz 4700643 BLAKE2B a624050aad0128d7ef53f27f72484e078e62d8edf9298995dda71a9e8d804dddc7e433542eccf95b2d896be80e8795b1664375e68a4c02c18c56d78d490bffb7 SHA512 a941c2a955953ed2344de7f7d9eaaed79504c3559e27920c633bc09cfb192f883b26fd4aa5dc3bd9909a2fc045f3a34e514feca0e074ca36bc3166aa9c059235
+EBUILD slepc-3.11.1.ebuild 1661 BLAKE2B 6844c1e110d47bf7620e5a1712bbd265d6d0a40f65e8961ec3818c0eeb5b56c95b35bf4b76fdeab1a144a4561f549e4be1ad8a4cb27fcd623add77fd3e33af97 SHA512 e827d09af4082f3b6e6a96ae1880042a292f7cc1d44729c2efc77cfac91a554dde8f19ea8210dbc5d532e9f09786ec87d6a92ad379e18326181eee35e6f33d2d
+MISC metadata.xml 451 BLAKE2B 5268292011dffcbc322504b29332ae20a4e775238e201ffe793e1ebfb8d8c13a836ca1f8eba44b38bc63ba7b21a3634a03df9990e8b801def0152316d1539960 SHA512 7bf6d4cdedaa48f96e9b1d3e237b795f7cbfd840cece0c0181c9efa05ec833477191e8d12cf2b7737a921b85fb5af055d5868e1173415fc70802eb515959c9d5
diff --git a/sci-mathematics/slepc/metadata.xml b/sci-mathematics/slepc/metadata.xml
new file mode 100644
index 000000000000..046ec6c8f405
--- /dev/null
+++ b/sci-mathematics/slepc/metadata.xml
@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+	<maintainer type="person">
+		<email>tamiko@gentoo.org</email>
+		<name>Matthias Maier</name>
+	</maintainer>
+	<maintainer type="project">
+		<email>sci-mathematics@gentoo.org</email>
+		<name>Gentoo Mathematics Project</name>
+	</maintainer>
+	<use>
+		<flag name="complex-scalars">Make scalars complex</flag>
+	</use>
+</pkgmetadata>
diff --git a/sci-mathematics/slepc/slepc-3.11.1.ebuild b/sci-mathematics/slepc/slepc-3.11.1.ebuild
new file mode 100644
index 000000000000..52212cabfd52
--- /dev/null
+++ b/sci-mathematics/slepc/slepc-3.11.1.ebuild
@@ -0,0 +1,75 @@
+# Copyright 1999-2019 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+PYTHON_COMPAT=( python2_7 )
+
+inherit eutils flag-o-matic python-any-r1 toolchain-funcs
+
+DESCRIPTION="Scalable Library for Eigenvalue Problem Computations"
+HOMEPAGE="http://slepc.upv.es/"
+SRC_URI="http://slepc.upv.es/download/distrib/${P}.tar.gz"
+
+LICENSE="LGPL-3"
+SLOT="0"
+KEYWORDS="~amd64 ~x86"
+IUSE="complex-scalars doc mpi"
+
+RDEPEND="
+	=sci-mathematics/petsc-$(ver_cut 1-2)*:=[mpi=,complex-scalars=]
+	sci-libs/arpack[mpi=]
+	mpi? ( virtual/mpi )
+"
+
+DEPEND="${RDEPEND}
+	${PYTHON_DEPS}
+	virtual/pkgconfig
+	dev-util/cmake
+"
+
+MAKEOPTS="${MAKEOPTS} V=1"
+
+src_prepare() {
+	default
+
+	sed -i -e 's%/usr/bin/env python%/usr/bin/env python2%' configure || die
+}
+
+src_configure() {
+	# *sigh*
+	addpredict "${PETSC_DIR}"/.nagged
+
+	# Make sure that the environment is set up correctly:
+	unset PETSC_DIR
+	unset PETSC_ARCH
+	unset SLEPC_DIR
+	source "${EPREFIX}"/etc/env.d/99petsc
+	export PETSC_DIR
+
+	# configure is a custom python script and doesn't want to have default
+	# configure arguments that we set with econf
+	./configure \
+		--prefix="${EPREFIX}/usr/$(get_libdir)/slepc" \
+		--with-arpack=1 \
+		--with-arpack-dir="${EPREFIX}/usr/$(get_libdir)" \
+		--with-arpack-flags="$(usex mpi "-lparpack,-larpack" "-larpack")"
+
+}
+
+src_install() {
+	emake DESTDIR="${ED}" install
+
+	# add PETSC_DIR to environmental variables
+	cat >> 99slepc <<- EOF
+		SLEPC_DIR=${EPREFIX}/usr/$(get_libdir)/slepc
+		LDPATH=${EPREFIX}/usr/$(get_libdir)/slepc/lib
+	EOF
+	doenvd 99slepc
+
+	if use doc ; then
+		dodoc docs/slepc.pdf
+		docinto html
+		dodoc -r docs/*.html docs/manualpages
+	fi
+}