--- /dev/null
+# Copyright 1999-2019 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+PYTHON_COMPAT=( python3_{5,6,7} )
+
+inherit check-reqs python-r1 toolchain-funcs
+
+if [[ ${PV} == *9999 ]]; then
+ EGIT_REPO_URI="https://git.skewed.de/count0/graph-tool.git"
+ inherit autotools git-r3
+else
+ SRC_URI="https://downloads.skewed.de/${PN}/${P}.tar.bz2"
+ KEYWORDS="~amd64"
+fi
+
+DESCRIPTION="An efficient python module for manipulation and statistical analysis of graphs"
+HOMEPAGE="https://graph-tool.skewed.de/"
+
+LICENSE="GPL-3"
+SLOT="0"
+IUSE="+cairo openmp"
+REQUIRED_USE="${PYTHON_REQUIRED_USE}"
+
+RDEPEND="
+ ${PYTHON_DEPS}
+ >=dev-libs/boost-1.70:=[context,python,${PYTHON_USEDEP}]
+ dev-libs/expat:=
+ dev-python/numpy[${PYTHON_USEDEP}]
+ sci-libs/scipy[${PYTHON_USEDEP}]
+ sci-mathematics/cgal:=
+ cairo? (
+ dev-cpp/cairomm
+ dev-python/pycairo[${PYTHON_USEDEP}]
+ )
+ dev-python/matplotlib[${PYTHON_USEDEP}]"
+DEPEND="${RDEPEND}
+ dev-cpp/sparsehash"
+BDEPEND="virtual/pkgconfig"
+
+# bug 453544
+CHECKREQS_DISK_BUILD="6G"
+
+pkg_pretend() {
+ [[ ${MERGE_TYPE} != binary ]] && use openmp && tc-check-openmp
+ check-reqs_pkg_pretend
+}
+
+pkg_setup() {
+ [[ ${MERGE_TYPE} != binary ]] && use openmp && tc-check-openmp
+}
+
+src_prepare() {
+ default
+ [[ ${PV} == *9999 ]] && eautoreconf
+ python_copy_sources
+}
+
+src_configure() {
+ configure() {
+ econf \
+ --disable-static \
+ $(use_enable openmp) \
+ $(use_enable cairo) \
+ --with-boost-python="boost_${EPYTHON/./}"
+ }
+ python_foreach_impl run_in_build_dir configure
+}
+
+src_compile() {
+ # most machines don't have enough ram for parallel builds
+ python_foreach_impl run_in_build_dir emake -j1
+}
+
+src_install() {
+ python_foreach_impl run_in_build_dir default
+ find "${D}" -name '*.la' -delete || die
+}