# Copyright 1999-2017 Gentoo Foundation
# Copyright 2017-2019 Jan Chren (rindeal)
# Distributed under the terms of the GNU General Public License v2

EAPI=7
inherit rindeal

## git-hosting.eclass:
GH_RN="github:open-mpi"
GH_REF="${P}"

## EXPORT_FUNCTIONS: src_unpack
## variables: GH_HOMEPAGE
inherit git-hosting
inherit flag-o-matic
inherit cuda
inherit autotools
inherit toolchain-funcs

DESCRIPTION="displays the hardware topology in convenient formats"
HOMEPAGE="https://www.open-mpi.org/projects/hwloc/ ${GH_HOMEPAGE}"
LICENSE="BSD"

SLOT="0/15"

KEYWORDS="~amd64 ~arm ~arm64"
IUSE_A=( cairo debug gl opencl +pci plugins svg static-libs xml X )

# TODO opencl only works with AMD so no virtual
# dev-util/nvidia-cuda-toolkit is always multilib

CDEPEND_A=(
	">=sys-libs/ncurses-5.9-r3:0"
	"cairo? ( >=x11-libs/cairo-1.12.14-r4[X?,svg?] )"
	"gl? ( x11-drivers/nvidia-drivers[static-libs,tools] )"
	"pci? ("
		">=sys-apps/pciutils-3.3.0-r2"
		">=x11-libs/libpciaccess-0.13.1-r1"
	")"
	"plugins? ( dev-libs/libltdl:0 )"
	"xml? ( >=dev-libs/libxml2-2.9.1-r4 )"
)
DEPEND_A=( "${CDEPEND_A[@]}"
	">=virtual/pkgconfig-0-r1"
)
RDEPEND_A=( "${CDEPEND_A[@]}" )

inherit arrays

src_prepare() {
	eapply "${FILESDIR}/${PN}-1.8.1-gl.patch"
	eapply_user

	eautoreconf
}

src_configure() {
	export HWLOC_PKG_CONFIG=$(tc-getPKG_CONFIG) #393467

	local myeconfargs=(
		--disable-silent-rules
		--docdir="${EPREFIX}"/usr/share/doc/${PF}
		--disable-cuda # no support for nvidia
		$(use_enable cairo)
		$(use_enable debug)
		$(multilib_native_use_enable gl)
		$(multilib_native_use_enable opencl)
		$(use_enable pci)
		$(use_enable plugins)
		$(use_enable xml libxml2)
		$(use_with X x)
	)

	econf "${myeconfargs[@]}"
}