# Copyright 1999-2015 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: $

EAPI=5

PYTHON_COMPAT=( python{2_7,3_3,3_4} )
PYTHON_REQ_USE="threads(+)"

inherit distutils-r1 flag-o-matic toolchain-funcs

MY_PN="Cython"
MY_P="${MY_PN}-${PV/_/}"

DESCRIPTION="A Python to C compiler"
HOMEPAGE="http://www.cython.org/ https://pypi.python.org/pypi/Cython"
SRC_URI="http://www.cython.org/release/${MY_P}.tar.gz"

LICENSE="Apache-2.0"
SLOT="0"
KEYWORDS="amd64 x86"
IUSE="doc examples test"

RDEPEND=""
# On testing, setuptools invokes an error in running the testsuite cited in a number of recent bugs
# spanning several packages. This bug has been fixed in the recent release of version 9.1
DEPEND="${RDEPEND}
	>=dev-python/setuptools-9.1[${PYTHON_USEDEP}]
	doc? ( dev-python/sphinx[${PYTHON_USEDEP}] )
	test? ( dev-python/numpy[${PYTHON_USEDEP}] )"

S="${WORKDIR}/${MY_PN}-${PV%_*}"

python_compile() {
	if ! python_is_python3; then
		local CFLAGS="${CFLAGS}"
		local CXXFLAGS="${CXXFLAGS}"
		append-flags -fno-strict-aliasing
	fi

	# Python gets confused when it is in sys.path before build.
	local PYTHONPATH=
	export PYTHONPATH

	distutils-r1_python_compile
}

python_compile_all() {
	use doc && unset XDG_CONFIG_HOME && emake -C docs html
}

python_test() {
	tc-export CC
	"${PYTHON}" runtests.py -vv --work-dir "${BUILD_DIR}"/tests \
		|| die "Tests fail with ${EPYTHON}"
}

python_install_all() {
	local DOCS=( CHANGES.rst README.txt ToDo.txt USAGE.txt )
	use doc && local HTML_DOCS=( docs/build/html/. )
	use examples && local EXAMPLES=( Demos/. )
	distutils-r1_python_install_all
}