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# Copyright 1999-2020 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=7
PYTHON_COMPAT=( python2_7 python3_{6,7} )
PYTHON_REQ_USE="threads(+)"
inherit distutils-r1 toolchain-funcs elisp-common
MY_PN="Cython"
MY_P="${MY_PN}-${PV/_/}"
DESCRIPTION="A Python to C compiler"
HOMEPAGE="https://cython.org https://pypi.org/project/Cython/"
SRC_URI="mirror://pypi/${MY_PN:0:1}/${MY_PN}/${MY_P}.tar.gz"
LICENSE="Apache-2.0"
SLOT="0"
KEYWORDS="~alpha amd64 arm arm64 hppa ia64 ~mips ppc ppc64 s390 ~sh sparc x86 ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~x86-macos ~x64-solaris ~x86-solaris"
IUSE="doc emacs test"
RESTRICT="!test? ( test )"
RDEPEND="
emacs? ( >=app-editors/emacs-23.1:* )
"
DEPEND="${RDEPEND}
dev-python/setuptools[${PYTHON_USEDEP}]
doc? ( dev-python/sphinx[${PYTHON_USEDEP}] )
test? ( dev-python/numpy[${PYTHON_USEDEP}] )"
SITEFILE=50cython-gentoo.el
S="${WORKDIR}/${MY_PN}-${PV%_*}"
python_prepare_all() {
# tests behavior that is illegal in Python 3.7+
# https://github.com/cython/cython/issues/2454
sed -i -e '/with_outer_raising/,/return/d' tests/run/generators_py.py || die
distutils-r1_python_prepare_all
}
python_compile() {
if ! python_is_python3; then
local CFLAGS="${CFLAGS} -fno-strict-aliasing"
local CXXFLAGS="${CXXFLAGS} -fno-strict-aliasing"
fi
# Python gets confused when it is in sys.path before build.
local -x PYTHONPATH=
distutils-r1_python_compile
}
python_compile_all() {
use emacs && elisp-compile Tools/cython-mode.el
use doc && emake -C docs html
}
python_test() {
tc-export CC
# https://github.com/cython/cython/issues/1911
local -x CFLAGS="${CFLAGS} -fno-strict-overflow"
"${PYTHON}" runtests.py -vv --work-dir "${BUILD_DIR}"/tests \
|| die "Tests fail with ${EPYTHON}"
}
python_install_all() {
local DOCS=( CHANGES.rst README.rst ToDo.txt USAGE.txt )
use doc && local HTML_DOCS=( docs/build/html/. )
distutils-r1_python_install_all
if use emacs; then
elisp-install ${PN} Tools/cython-mode.*
elisp-site-file-install "${FILESDIR}/${SITEFILE}"
fi
}
pkg_postinst() {
use emacs && elisp-site-regen
}
pkg_postrm() {
use emacs && elisp-site-regen
}
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