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# Copyright 1999-2021 Gentoo Authors
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# Distributed under the terms of the GNU General Public License v2
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EAPI=7
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inherit autotools fortran-2 toolchain-funcs
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DESCRIPTION="Arnoldi package library to solve large scale eigenvalue problems"
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HOMEPAGE="http://www.caam.rice.edu/software/ARPACK/ https://github.com/opencollab/arpack-ng"
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SRC_URI="
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https://github.com/opencollab/${PN}-ng/archive/${PV}.tar.gz -> ${P}.tar.gz
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doc? (
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http://www.caam.rice.edu/software/ARPACK/SRC/ug.ps.gz
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http://www.caam.rice.edu/software/ARPACK/DOCS/tutorial.ps.gz )"
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LICENSE="BSD"
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SLOT="0"
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KEYWORDS="amd64 arm arm64 ~hppa ppc ppc64 ~riscv x86 ~amd64-linux ~x86-linux ~ppc-macos"
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IUSE="doc examples mpi"
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RDEPEND="
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virtual/blas
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virtual/lapack
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mpi? ( virtual/mpi[fortran] )"
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DEPEND="${RDEPEND}"
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BDEPEND="virtual/pkgconfig"
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S="${WORKDIR}/${PN}-ng-${PV}"
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src_prepare() {
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default
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eautoreconf
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}
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src_configure() {
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econf \
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--disable-static \
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--with-blas="$($(tc-getPKG_CONFIG) --libs blas)" \
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--with-lapack="$($(tc-getPKG_CONFIG) --libs lapack)" \
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$(use_enable mpi)
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}
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src_install() {
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default
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dodoc DOCUMENTS/*.doc
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newdoc DOCUMENTS/README README.doc
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use doc && dodoc "${WORKDIR}"/*.ps
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if use examples; then
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dodoc -r EXAMPLES
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if use mpi; then
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docinto EXAMPLES/PARPACK
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dodoc -r PARPACK/EXAMPLES/MPI
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fi
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fi
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# no static archives
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find "${ED}" -name '*.la' -delete || die
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}
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