Install this version:
emerge -a =sci-mathematics/yacas-1.9.1-r3
If this version is masked, you can unmask it using the autounmask tool or standard emerge options:
autounmask =sci-mathematics/yacas-1.9.1-r3
Or alternatively:
emerge --autounmask-write -a =sci-mathematics/yacas-1.9.1-r3
# Copyright 1999-2026 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
# Sphinx doc building is not compatible with in-tree version of sphinx-bibtex:
# Extension error: You must configure the bibtex_bibfiles setting
#
# PYTHON_COMPAT=( python3_{8..10} )
# DOCS_BUILDER="sphinx"
# DOCS_DEPEND="
# dev-python/sphinxcontrib-bibtex
# dev-python/sphinx-rtd-theme
# "
inherit cmake xdg # python-any-r1 docs
DESCRIPTION="General purpose computer algebra system"
HOMEPAGE="https://www.yacas.org/"
SRC_URI="https://github.com/grzegorzmazur/${PN}/archive/refs/tags/v${PV}.tar.gz -> ${P}.tar.gz"
LICENSE="GPL-2"
SLOT="0/1"
KEYWORDS="~amd64 ~x86"
IUSE="+jupyter test"
RESTRICT="!test? ( test )"
# Upstream bundles MathJax-2.x
DEPEND="
jupyter? (
dev-libs/boost:=
dev-libs/jsoncpp:=
dev-libs/openssl:0=
dev-python/jupyter
net-libs/cppzmq
net-libs/zeromq
)
"
RDEPEND="${DEPEND}"
PATCHES=(
"${FILESDIR}/${P}-drop-zmqpp.patch" # bug 951835, in git master
"${FILESDIR}/${P}-boostconfig.patch"
)
src_configure() {
# TODO: Unbundle CodeMirror
local mycmakeargs=(
-DENABLE_CYACAS_BENCHMARKS=OFF
-DENABLE_DOCS=OFF
# -DENABLE_DOCS=$(usex doc)
-DENABLE_JYACAS=OFF # requires manual install
-DENABLE_CYACAS_GUI=OFF # bug 926677
# use system version of mathjax instead
-DENABLE_CYACAS_GUI_PRIVATE_MATHJAX=OFF
# -DMATHJAX_PATH="${EPREFIX}/usr/share/mathjax/MathJax.js" # gui disabled since bug 926677
-DENABLE_CYACAS_KERNEL=$(usex jupyter)
-DENABLE_CYACAS_UNIT_TESTS=$(usex test)
)
cmake_src_configure
}
Manage flags for this package:
euse -i <flag> -p sci-mathematics/yacas |
euse -E <flag> -p sci-mathematics/yacas |
euse -D <flag> -p sci-mathematics/yacas
jupyter? ( dev-libs/boost:= dev-libs/jsoncpp:= dev-libs/openssl:0= dev-python/jupyter net-libs/cppzmq net-libs/zeromq )
jupyter? ( dev-libs/boost:= dev-libs/jsoncpp:= dev-libs/openssl:0= dev-python/jupyter net-libs/cppzmq net-libs/zeromq )