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# Copyright 1999-2021 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=7
inherit cmake multilib
# deal.II uses its own FindLAPACK.cmake file that calls into the system
# FindLAPACK.cmake module and does additional internal setup. Do not remove
# any of these modules:
CMAKE_REMOVE_MODULES_LIST=""
DESCRIPTION="Solving partial differential equations with the finite element method"
HOMEPAGE="https://www.dealii.org/"
if [[ ${PV} = *9999* ]]; then
inherit git-r3
EGIT_REPO_URI="https://github.com/dealii/dealii.git"
SRC_URI=""
else
SRC_URI="https://github.com/${PN}/${PN}/releases/download/v${PV}/${P}.tar.gz
doc? (
https://github.com/${PN}/${PN}/releases/download/v${PV}/${P}-offline_documentation.tar.gz
)"
KEYWORDS="~amd64 ~x86 ~amd64-linux ~x86-linux"
fi
LICENSE="LGPL-2.1+"
SLOT="0"
IUSE="
adolc assimp arpack cpu_flags_x86_avx cpu_flags_x86_avx512f
cpu_flags_x86_sse2 cuda +debug doc +examples ginkgo gmsh +gsl hdf5
+lapack metis mpi muparser opencascade p4est petsc
scalapack slepc +sparse static-libs sundials symengine trilinos
"
# TODO: add slepc use flag once slepc is packaged for gentoo-science
REQUIRED_USE="
p4est? ( mpi )
slepc? ( petsc )
trilinos? ( mpi )"
# FIXME: The opencascade-7.5.1 ebuild uses a new file system layout where
# the names of the correct include and library directories are not easily
# accessible. Just fix the version for the time being.
CAS_VERSION=7.5.1
RDEPEND="dev-libs/boost
app-arch/bzip2
sys-libs/zlib
dev-cpp/cpp-taskflow
dev-cpp/tbb
adolc? ( sci-libs/adolc )
arpack? ( sci-libs/arpack[mpi=] )
assimp? ( media-libs/assimp )
cuda? ( dev-util/nvidia-cuda-sdk )
ginkgo? ( sci-libs/ginkgo )
gmsh? ( sci-libs/gmsh )
gsl? ( sci-libs/gsl )
hdf5? ( sci-libs/hdf5[mpi=] )
lapack? ( virtual/lapack )
metis? ( >=sci-libs/parmetis-4 )
mpi? ( virtual/mpi )
muparser? ( dev-cpp/muParser )
opencascade? ( ~sci-libs/opencascade-${CAS_VERSION}:= )
p4est? ( sci-libs/p4est[mpi] )
petsc? ( sci-mathematics/petsc[mpi=] )
scalapack? ( sci-libs/scalapack )
slepc? ( sci-mathematics/slepc[mpi=] )
sparse? ( sci-libs/umfpack )
sundials? ( sci-libs/sundials:= )
symengine? ( >=sci-libs/symengine-0.4:= )
trilinos? ( sci-libs/trilinos )"
DEPEND="${RDEPEND}
virtual/pkgconfig
doc? ( app-doc/doxygen[dot] dev-lang/perl )"
PATCHES=(
"${FILESDIR}"/${PN}-9.1.1-no-ld-flags.patch
)
src_configure() {
# deal.II needs a custom build type:
local CMAKE_BUILD_TYPE=$(usex debug DebugRelease Release)
local mycmakeargs=(
-DDEAL_II_PACKAGE_VERSION="${PV}"
-DCMAKE_INSTALL_RPATH_USE_LINK_PATH=OFF
-DDEAL_II_ALLOW_AUTODETECTION=OFF
-DDEAL_II_ALLOW_PLATFORM_INTROSPECTION=OFF
-DDEAL_II_COMPILE_EXAMPLES=OFF
-DDEAL_II_DOCHTML_RELDIR="share/doc/${P}/html"
-DDEAL_II_DOCREADME_RELDIR="share/doc/${P}"
-DDEAL_II_COMPILE_EXAMPLES=OFF
-DDEAL_II_EXAMPLES_RELDIR="share/doc/${P}/examples"
-DDEAL_II_LIBRARY_RELDIR="$(get_libdir)"
-DDEAL_II_SHARE_RELDIR="share/${PN}"
-DDEAL_II_WITH_ZLIB=ON
-DDEAL_II_WITH_ADOLC="$(usex adolc)"
-DDEAL_II_WITH_ASSIMP="$(usex assimp)"
-DDEAL_II_WITH_ARPACK="$(usex arpack)"
-DDEAL_II_WITH_CUDA="$(usex cuda)"
-DDEAL_II_WITH_GINKGO="$(usex ginkgo)"
-DDEAL_II_COMPONENT_DOCUMENTATION="$(usex doc)"
-DDEAL_II_COMPONENT_EXAMPLES="$(usex examples)"
-DDEAL_II_WITH_GMSH="$(usex gmsh)"
-DDEAL_II_WITH_GSL="$(usex gsl)"
-DDEAL_II_WITH_HDF5="$(usex hdf5)"
-DDEAL_II_WITH_LAPACK="$(usex lapack)"
-DDEAL_II_WITH_METIS="$(usex metis)"
-DDEAL_II_WITH_MPI="$(usex mpi)"
-DDEAL_II_WITH_MUPARSER="$(usex muparser)"
-DOPENCASCADE_DIR="${CASROOT}"
-DDEAL_II_WITH_OPENCASCADE="$(usex opencascade)"
-DDEAL_II_WITH_P4EST="$(usex p4est)"
-DDEAL_II_WITH_PETSC="$(usex petsc)"
-DDEAL_II_WITH_SCALAPACK="$(usex scalapack)"
-DDEAL_II_WITH_SLEPC="$(usex slepc)"
-DDEAL_II_WITH_SUNDIALS="$(usex sundials)"
-DDEAL_II_WITH_SYMENGINE="$(usex symengine)"
-DDEAL_II_WITH_UMFPACK="$(usex sparse)"
-DBUILD_SHARED_LIBS="$(usex !static-libs)"
-DDEAL_II_PREFER_STATIC_LIBS="$(usex static-libs)"
-DDEAL_II_WITH_TBB=ON
-DDEAL_II_WITH_TASKFLOW=ON
-DDEAL_II_WITH_TRILINOS="$(usex trilinos)"
)
# Do a little dance for purely cosmetic "QA" reasons.
use opencascade && mycmakeargs+=(
-DOPENCASCADE_DIR="${CASROOT}/$(get_libdir)/opencascade-${CAS_VERSION}"
-DOPENCASCADE_INCLUDE_DIR="${CASROOT}/include/opencascade-${CAS_VERSION}"
)
# Do a little dance for purely cosmetic "QA" reasons. The build system
# does query for the highest instruction set first and skips the other
# variables if a "higher" variant is set
if use cpu_flags_x86_avx512f; then
mycmakeargs+=( -DDEAL_II_HAVE_AVX512=yes )
elif use cpu_flags_x86_avx; then
mycmakeargs+=( -DDEAL_II_HAVE_AVX=yes )
elif use cpu_flags_x86_avx; then
mycmakeargs+=( -DDEAL_II_HAVE_SSE2=yes )
fi
cmake_src_configure
}
src_install() {
if use doc && [[ ${PV} != *9999* ]]; then
# copy missing images to the build directory:
cp -r "${WORKDIR}"/doc/doxygen/deal.II/images \
"${BUILD_DIR}"/doc/doxygen/deal.II || die
# replace links:
sed -i \
's#"http://www.dealii.org/images/steps/developer/\(step-.*\)"#"images/\1"#g' \
"${BUILD_DIR}"/doc/doxygen/deal.II/step_*.html || die "sed failed"
fi
cmake_src_install
# decompress the installed example sources:
use examples && docompress -x /usr/share/doc/${PF}/examples
}
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