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# Copyright 1999-2021 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=5
KDE_HANDBOOK="optional"
inherit kde4-base
DESCRIPTION="KDE4 interface for doing mathematics and scientific computing"
HOMEPAGE="https://apps.kde.org/en/cantor https://edu.kde.org/cantor"
KEYWORDS="amd64 x86 ~amd64-linux ~x86-linux"
IUSE="analitza debug postscript qalculate +R"
# TODO Add Sage Mathematics Software backend (http://www.sagemath.org)
RDEPEND="
dev-qt/qtxmlpatterns:4
analitza? ( $(add_kdeapps_dep analitza) )
qalculate? (
sci-libs/cln
sci-libs/libqalculate
)
postscript? ( app-text/libspectre )
R? ( dev-lang/R )
"
DEPEND="${RDEPEND}
>=dev-cpp/eigen-2.0.3:2
"
RESTRICT="test"
src_configure() {
local mycmakeargs=(
$(cmake-utils_use_with analitza)
$(cmake-utils_use_with postscript LibSpectre)
-DWITH_PythonLibs=OFF
$(cmake-utils_use_with qalculate)
$(cmake-utils_use_with R)
)
kde4-base_src_configure
}
pkg_postinst() {
kde4-base_pkg_postinst
if ! use analitza && ! use qalculate && ! use R; then
echo
ewarn "You have decided to build ${PN} with no backend."
ewarn "To have this application functional, please do one of below:"
ewarn " # emerge -va1 '='${CATEGORY}/${P} with 'analitza', 'qalculate' or 'R' USE flag enabled"
ewarn " # emerge -vaDu sci-mathematics/maxima"
echo
fi
}
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