dev-R/RcppEnsmallen/RcppEnsmallen-0.2.15.0.1.ebuild


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# Copyright 1999-2021 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI=7

MYPV="$(ver_cut 2-4 ${PV})"

inherit R-packages

DESCRIPTION='Header-Only C++ Mathematical Optimization library for armadillo'
SRC_URI="mirror://cran/src/contrib/Archive/RcppEnsmallen/RcppEnsmallen_${PV}.tar.gz"
KEYWORDS="~amd64"
LICENSE='GPL-2+'

DEPEND="
	>=dev-lang/R-3.3.0
	dev-R/Rcpp
	=sci-libs/ensmallen-${MYPV}*
"
RDEPEND="
	${DEPEND}
	dev-R/Rcpp
	>=dev-R/RcppArmadillo-0.8.400.0.0
"

src_prepare() {
	default
	#remove bundled
	rm -r inst/include/ensmallen_bits || die
	rm inst/include/ensmallen.hpp || die
	#link to sci-libs/ensmallen
	dosym /usr/include/ensmallen_bits inst/include/ensmallen_bits
	dosym /usr/include/ensmallen.hpp inst/include/ensmallen.hpp
}

src_install() {
	R-packages_src_install
	dosym /usr/include/ensmallen_bits "/usr/$(get_libdir)/R/site-library/${PN}/include/ensmallen_bits"
	dosym /usr/include/ensmallen.hpp "/usr/$(get_libdir)/R/site-library/${PN}/include/ensmallen.hpp"
}