# Copyright 1999-2017 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2

EAPI=5

AUTOTOOLS_AUTORECONF=1
AUTOTOOLS_PRUNE_LIBTOOL_FILES=all
PYTHON_COMPAT=( python{2_7,3_4,3_5,3_6} )

inherit autotools-utils flag-o-matic python-r1

DESCRIPTION="POSIX 1003.1e capabilities"
HOMEPAGE="https://people.redhat.com/sgrubb/libcap-ng/"
SRC_URI="https://people.redhat.com/sgrubb/${PN}/${P}.tar.gz"

LICENSE="LGPL-2.1"
SLOT="0"
KEYWORDS="alpha amd64 arm ~arm64 hppa ia64 ~mips ppc ppc64 ~s390 ~sh sparc x86 ~arm-linux ~x86-linux"
IUSE="python static-libs"
REQUIRED_USE="python? ( ${PYTHON_REQUIRED_USE} )"

RDEPEND="python? ( ${PYTHON_DEPS} )"
DEPEND="${RDEPEND}
	sys-kernel/linux-headers
	python? ( >=dev-lang/swig-2 )"

RESTRICT="test"

src_prepare() {
	sed -i -e 's:AM_CONFIG_HEADER:AC_CONFIG_HEADERS:' configure.ac || die

	autotools-utils_src_prepare

	use sparc && replace-flags -O? -O0
}

src_configure() {
	# set up the library build
	local myeconfargs=( --without-python --without-python3 )
	autotools-utils_src_configure

	# set up python bindings build(s)
	if use python ; then
		setup_python_flags_configure() {
			if [[ ${EPYTHON} == python2* ]] ; then
				myeconfargs=( --with-python --without-python3 )
			else
				myeconfargs=( --with-python --with-python3 )
			fi
			autotools-utils_src_configure
		}

		python_foreach_impl setup_python_flags_configure
	fi
}

src_compile() {
	autotools-utils_src_compile

	if use python; then
		python_compile() {
			local CFLAGS=${CFLAGS}

			python_is_python3 || CFLAGS+=" -fno-strict-aliasing"

			emake "${@}" \
				-C "${BUILD_DIR}"/bindings/python
		}

		# help build system find the right objects
		python_foreach_impl python_compile \
			VPATH="${BUILD_DIR}"/bindings/python \
			LIBS="${BUILD_DIR}"/src/libcap-ng.la
	fi
}

src_test() {
	if [[ "${EUID}" -eq 0 ]]; then
		ewarn "Skipping tests due to root permissions."
		return
	fi

	autotools-utils_src_test

	if use python; then
		python_foreach_impl \
			autotools-utils_src_compile -C bindings/python check \
			VPATH="${BUILD_DIR}"/bindings/python:"${S}"/bindings/python/test
	fi
}

src_install() {
	autotools-utils_src_install

	if use python; then
		python_foreach_impl \
			autotools-utils_src_install -C bindings/python \
			VPATH="${BUILD_DIR}"/bindings/python
	fi
}