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# Copyright 1999-2022 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
COMMIT="5eafea4328f1631eab28b1a20e757d1f0e21f8a6"
PYTHON_COMPAT=( python3_{8..10} )
inherit cmake flag-o-matic fortran-2 python-single-r1
DESCRIPTION="Arnoldi package library to solve large scale eigenvalue problems"
HOMEPAGE="
https://www.caam.rice.edu/software/ARPACK/
https://github.com/opencollab/arpack-ng
"
SRC_URI="
https://github.com/opencollab/${PN}-ng/archive/${COMMIT}.tar.gz -> ${PF}.gh.tar.gz
doc? (
http://www.caam.rice.edu/software/ARPACK/SRC/ug.ps.gz -> ${PN}-ug.ps.gz
http://www.caam.rice.edu/software/ARPACK/DOCS/tutorial.ps.gz -> ${PN}-tutorial.ps.gz
)
"
S="${WORKDIR}/${PN}-ng-${COMMIT}"
LICENSE="BSD"
SLOT="0"
KEYWORDS="~amd64 ~arm ~arm64 ~hppa ~ia64 ~ppc ~ppc64 ~riscv ~sparc ~x86 ~amd64-linux ~x86-linux ~ppc-macos"
IUSE="doc examples icb icbexmm int64 mpi python"
RDEPEND="
virtual/blas
virtual/lapack
icbexmm? ( dev-cpp/eigen )
mpi? ( virtual/mpi[fortran] )
icb? ( virtual/mpi[cxx] )
python? (
${PYTHON_DEPS}
$(python_gen_cond_dep 'dev-libs/boost:=[numpy,python,${PYTHON_USEDEP}]')
)
"
DEPEND="${RDEPEND}"
BDEPEND="virtual/pkgconfig"
REQUIRED_USE="
icb? ( mpi )
python? (
${PYTHON_REQUIRED_USE}
icbexmm
)
"
src_configure() {
append-fflags '-fallow-argument-mismatch'
local mycmakeargs=(
-DBUILD_SHARED_LIBS=ON
-DEXAMPLES=$(usex examples)
-DICB=$(usex icb)
-DICBEXMM=$(usex icbexmm)
-DINTERFACE64=$(usex int64)
-DMPI=$(usex mpi)
-DPYTHON3=$(usex python)
)
cmake_src_configure
}
src_install() {
cmake_src_install
dodoc DOCUMENTS/*.doc
newdoc DOCUMENTS/README README.doc
use doc && dodoc "${WORKDIR}"/*.ps
if use examples; then
for i in BAND COMPLEX NONSYM SIMPLE SVD SYM ; do
exeinto "/usr/libexec/${PN}/examples/${i}"
doexe "${BUILD_DIR}/EXAMPLES/${i}"/*
done
if use mpi; then
exeinto "/usr/libexec/${PN}/examples/MPI"
doexe "${BUILD_DIR}"/PARPACK/EXAMPLES/MPI/*
fi
if use python; then
docinto examples/pyarpack
dodoc "${BUILD_DIR}"/*.py
fi
docompress -x "/usr/share/doc/${PF}/examples"
fi
if use icbexmm; then
exeinto "/usr/libexec/${PN}/examples/MATRIX_MARKET"
doexe "${BUILD_DIR}/EXAMPLES/MATRIX_MARKET/arpackmm"
rm "${BUILD_DIR}/EXAMPLES/MATRIX_MARKET/arpackmm" || die
docinto examples
dodoc -r "${BUILD_DIR}/EXAMPLES/MATRIX_MARKET"
fi
if use python; then
python_domodule "${ED}/usr/$(get_libdir)/pyarpack"
rm -r "${ED}/usr/$(get_libdir)/pyarpack" || die
fi
}
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