--- /dev/null
+<?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@gentoo.org</email>
+ <name>Gentoo Science Project</name>
+ </maintainer>
+ <longdescription lang="en">
+The Trilinos Project is an effort to develop algorithms and enabling
+technologies within an object-oriented software framework for the solution
+of large-scale, complex multi-physics engineering and scientific problems.
+</longdescription>
+ <use>
+ <flag name="adolc">Add support for adolc (<pkg>sci-libs/adolc</pkg>)</flag>
+ <flag name="arprec">Add support for arprec (<pkg>sci-libs/arprec</pkg>)</flag>
+ <flag name="boost">Add support for boost (<pkg>dev-libs/boost</pkg>)</flag>
+ <flag name="clp">Add support for clp (<pkg>sci-libs/coinor-clp</pkg>)</flag>
+ <flag name="cppunit">Add support for (...)</flag>
+ <flag name="cuda">Add support for cuda (<pkg>dev-util/nvidia-cuda-toolkit</pkg>)</flag>
+ <flag name="eigen">Add support for eigen (<pkg>dev-cpp/eigen</pkg>)</flag>
+ <flag name="glpk">Add support for (...)</flag>
+ <flag name="gtest">Add support for gtest (<pkg>dev-cpp/gtest</pkg>)</flag>
+ <flag name="hwloc">Add support for hwloc (<pkg>sys-apps/hwloc</pkg>)</flag>
+ <flag name="hdf5">Add support for hdf5 (<pkg>sci-libs/hdf5</pkg>)</flag>
+ <flag name="hypre">Add support for hypre (<pkg>sci-libs/hypre</pkg>)</flag>
+ <flag name="matio">Add support for matio (<pkg>sci-libs/matio</pkg>)</flag>
+ <flag name="metis">
+Add support for metis (<pkg>sci-libs/metis</pkg> or <pkg>sci-libs/parmetis</pkg>)
+</flag>
+ <flag name="mkl">Add support for mkl (<pkg>sci-libs/mkl</pkg>)</flag>
+ <flag name="mumps">Add support for mumps (<pkg>sci-libs/mumps</pkg>)</flag>
+ <flag name="netcdf">Add support for netcdf (<pkg>sci-libs/netcdf</pkg>)</flag>
+ <flag name="petsc">Add support for petsc (<pkg>sci-mathematics/petsc</pkg>)</flag>
+ <flag name="qd">Add support for qd (<pkg>sci-libs/qd</pkg>)</flag>
+ <flag name="scalapack">Add support for scalapack (<pkg>virtual/scalapack</pkg>)</flag>
+ <flag name="scotch">Add support for scotch (<pkg>sci-libs/scotch</pkg>)</flag>
+ <flag name="sparse">Add support for sparse matrix solvers (<pkg>sci-libs/umfpack</pkg>)</flag>
+ <flag name="superlu">Add support for superlu (<pkg>sci-libs/superlu</pkg>)</flag>
+ <flag name="taucs">Add support for taucs (<pkg>sci-libs/taucs</pkg>)</flag>
+ <flag name="tbb">Add support for threading building blocks library (<pkg>dev-cpp/tbb</pkg>)</flag>
+ <flag name="tvmet">Add support for tvmet (<pkg>dev-libs/tvmet</pkg>)</flag>
+ <flag name="yaml">Add support for yaml (<pkg>dev-cpp/yaml</pkg>)</flag>
+ </use>
+</pkgmetadata>
--- /dev/null
+# Copyright 1999-2019 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+CMAKE_MAKEFILE_GENERATOR=emake
+
+inherit cmake-utils toolchain-funcs multilib toolchain-funcs
+
+DESCRIPTION="Scientific library collection for large scale problems"
+HOMEPAGE="http://trilinos.sandia.gov/"
+MY_PV="${PV//\./-}"
+PATCHSET="r0"
+SRC_URI="https://github.com/${PN}/Trilinos/archive/${PN}-release-${MY_PV}.tar.gz -> ${P}.tar.gz
+ https://dev.gentoo.org/~tamiko/distfiles/${P}-patches-${PATCHSET}.tar.xz"
+
+KEYWORDS="~amd64 ~x86 ~amd64-linux ~x86-linux"
+
+LICENSE="BSD LGPL-2.1"
+SLOT="0"
+
+IUSE="
+ adolc arprec boost clp cppunit cuda eigen glpk gtest hdf5 hwloc hypre
+ matio metis mkl mumps netcdf petsc qd scalapack scotch sparse
+ superlu taucs tbb test threads tvmet yaml zlib X
+"
+
+# TODO: fix export cmake function for tests
+RESTRICT="test"
+
+RDEPEND="
+ sys-libs/binutils-libs
+ virtual/blas
+ virtual/lapack
+ virtual/mpi
+ adolc? ( sci-libs/adolc )
+ arprec? ( sci-libs/arprec )
+ boost? ( dev-libs/boost )
+ clp? ( sci-libs/coinor-clp )
+ cuda? ( >=dev-util/nvidia-cuda-toolkit-3.2 )
+ eigen? ( dev-cpp/eigen:3 )
+ gtest? ( dev-cpp/gtest )
+ hdf5? ( sci-libs/hdf5[mpi] )
+ hypre? ( sci-libs/hypre )
+ hwloc? ( sys-apps/hwloc )
+ matio? ( sci-libs/matio )
+ mkl? ( sci-libs/mkl )
+ metis? ( || ( sci-libs/parmetis sci-libs/metis ) )
+ mumps? ( sci-libs/mumps )
+ netcdf? ( sci-libs/netcdf )
+ petsc? ( sci-mathematics/petsc )
+ qd? ( sci-libs/qd )
+ scalapack? ( sci-libs/scalapack )
+ scotch? ( sci-libs/scotch )
+ sparse? ( sci-libs/cxsparse sci-libs/umfpack )
+ superlu? ( sci-libs/superlu )
+ taucs? ( sci-libs/taucs )
+ tbb? ( dev-cpp/tbb )
+ tvmet? ( dev-libs/tvmet )
+ yaml? ( dev-cpp/yaml-cpp )
+ zlib? ( sys-libs/zlib )
+ X? ( x11-libs/libX11 )"
+DEPEND="${RDEPEND}
+ virtual/pkgconfig"
+
+S="${WORKDIR}/Trilinos-${PN}-release-${MY_PV}"
+
+PATCHES=(
+ "${WORKDIR}"/patches
+)
+
+trilinos_conf() {
+ local dirs libs d
+ for d in $($(tc-getPKG_CONFIG) --libs-only-L $1); do
+ dirs="${dirs};${d:2}"
+ done
+ [[ -n ${dirs} ]] && mycmakeargs+=( "-D${2}_LIBRARY_DIRS=${dirs:1}" )
+ for d in $($(tc-getPKG_CONFIG) --libs-only-l $1); do
+ libs="${libs};${d:2}"
+ done
+ [[ -n ${libs} ]] && mycmakeargs+=( "-D${2}_LIBRARY_NAMES=${libs:1}" )
+ dirs=""
+ for d in $($(tc-getPKG_CONFIG) --cflags-only-I $1); do
+ dirs="${dirs};${d:2}"
+ done
+ [[ -n ${dirs} ]] && mycmakeargs+=( "-D${2}_INCLUDE_DIRS=${dirs:1}" )
+}
+
+src_configure() {
+ local mycmakeargs=(
+ -DBUILD_SHARED_LIBS=ON
+ -DCMAKE_INSTALL_PREFIX="${EPREFIX}"
+ -DTrilinos_INSTALL_CONFIG_DIR="${EPREFIX}/usr/$(get_libdir)/cmake"
+ -DTrilinos_INSTALL_INCLUDE_DIR="${EPREFIX}/usr/include/trilinos"
+ -DTrilinos_INSTALL_LIB_DIR="${EPREFIX}/usr/$(get_libdir)/trilinos"
+ -DTrilinos_ENABLE_ALL_PACKAGES=ON
+ -DTrilinos_ENABLE_CTrilinos=OFF
+ -DTrilinos_ENABLE_PyTrilinos=OFF
+ -DTrilinos_ENABLE_SEACASChaco=OFF
+ -DTrilinos_ENABLE_SEACASExodiff="$(usex netcdf)"
+ -DTrilinos_ENABLE_SEACASExodus="$(usex netcdf)"
+ -DTrilinos_ENABLE_TESTS="$(usex test)"
+ -DZoltan2_ENABLE_Experimental=ON
+ -DTPL_ENABLE_BinUtils=ON
+ -DTPL_ENABLE_BLAS=ON
+ -DTPL_ENABLE_LAPACK=ON
+ -DTPL_ENABLE_MPI=ON
+ -DTPL_ENABLE_ADOLC="$(usex adolc)"
+ -DTPL_ENABLE_AMD="$(usex sparse)"
+ -DTPL_ENABLE_ARPREC="$(usex arprec)"
+ -DTPL_ENABLE_BLACS="$(usex scalapack)"
+ -DTPL_ENABLE_BoostLib="$(usex boost)"
+ -DTPL_ENABLE_Boost="$(usex boost)"
+ -DTPL_ENABLE_Clp="$(usex clp)"
+ -DTPL_ENABLE_Cppunit="$(usex cppunit)"
+ -DTPL_ENABLE_CSparse="$(usex sparse)"
+ -DTPL_ENABLE_CUDA="$(usex cuda)"
+ -DTPL_ENABLE_CUSPARSE="$(usex cuda)"
+ -DTPL_ENABLE_Eigen="$(usex eigen)"
+ -DTPL_ENABLE_GLPK="$(usex glpk)"
+ -DTPL_ENABLE_gtest="$(usex gtest)"
+ -DTPL_ENABLE_HDF5="$(usex hdf5)"
+ -DTPL_ENABLE_HWLOC="$(usex hwloc)"
+ -DTPL_ENABLE_HYPRE="$(usex hypre)"
+ -DTPL_ENABLE_Matio="$(usex matio)"
+ -DTPL_ENABLE_METIS="$(usex metis)"
+ -DTPL_ENABLE_MKL="$(usex mkl)"
+ -DTPL_ENABLE_MUMPS="$(usex mumps)"
+ -DTPL_ENABLE_Netcdf="$(usex netcdf)"
+ -DTPL_ENABLE_PARDISO_MKL="$(usex mkl)"
+ -DTPL_ENABLE_PETSC="$(usex petsc)"
+ -DTPL_ENABLE_Pthread="$(usex threads)"
+ -DTPL_ENABLE_QD="$(usex qd)"
+ -DTPL_ENABLE_SCALAPACK="$(usex scalapack)"
+ -DTPL_ENABLE_Scotch="$(usex scotch)"
+ -DTPL_ENABLE_SuperLU="$(usex superlu)"
+ -DTPL_ENABLE_TAUCS="$(usex taucs)"
+ -DTPL_ENABLE_TBB="$(usex tbb)"
+ -DTPL_ENABLE_Thrust="$(usex cuda)"
+ -DTPL_ENABLE_TVMET="$(usex tvmet)"
+ -DTPL_ENABLE_UMFPACK="$(usex sparse)"
+ -DTPL_ENABLE_X11="$(usex X)"
+ -DTPL_ENABLE_yaml-cpp="$(usex yaml)"
+ -DTPL_ENABLE_Zlib="$(usex zlib)"
+ -DML_ENABLE_SuperLU:BOOL=OFF
+ )
+
+ use eigen && \
+ mycmakeargs+=(
+ -DEigen_INCLUDE_DIRS="${EPREFIX}/usr/include/eigen3"
+ )
+ use hypre && \
+ mycmakeargs+=(
+ -DHYPRE_INCLUDE_DIRS="${EPREFIX}/usr/include/hypre"
+ )
+ use scotch && \
+ mycmakeargs+=(
+ -DScotch_INCLUDE_DIRS="${EPREFIX}/usr/include/scotch"
+ )
+
+ # cxsparse is a rewrite of csparse + extras
+ use sparse && \
+ mycmakeargs+=(
+ -DCSparse_LIBRARY_NAMES="cxsparse"
+ )
+
+ # mandatory blas and lapack
+ trilinos_conf blas BLAS
+ trilinos_conf lapack LAPACK
+ use superlu && trilinos_conf superlu SuperLU
+ use metis && trilinos_conf metis METIS
+
+ # blacs library is included in scalapack these days
+ if use scalapack; then
+ trilinos_conf scalapack SCALAPACK
+ mycmakeargs+=(
+ -DBLACS_LIBRARY_NAMES="scalapack"
+ -DBLACS_INCLUDE_DIRS="${EPREFIX}/usr/include/blacs"
+ )
+ fi
+
+ #
+ # Make sure we use the compiler wrappers in order to build trilinos.
+ #
+ export CC=mpicc CXX=mpicxx && tc-export CC CXX
+
+ #
+ # cmake-utils eclass patches the base directory CMakeLists.txt
+ # which does not work for complex Trilinos CMake modules
+ #
+ CMAKE_BUILD_TYPE=RELEASE cmake-utils_src_configure
+}
+
+src_install() {
+ cmake-utils_src_install
+
+ # Clean up the mess:
+ rm "${ED}"/TrilinosRepoVersion.txt
+ mv "${ED}"/bin "${ED}/usr/$(get_libdir)"/trilinos || die "mv failed"
+ rm "${ED}"/usr/lib/exodus.py "${ED}/usr/$(get_libdir)"/trilinos || die "mv failed"
+
+ #
+ # register $(get_libdir)/trilinos in LDPATH so that the dynamic linker
+ # has a chance to pick up the libraries...
+ #
+ cat >> "${T}"/99trilinos <<- EOF
+ LDPATH="${EPREFIX}/usr/$(get_libdir)/trilinos"
+ PATH="${EPREFIX}/usr/$(get_libdir)/trilinos/bin"
+ EOF
+ doenvd "${T}"/99trilinos
+}