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# Copyright 1999-2016 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
EAPI=6
inherit autotools linux-info
DESCRIPTION="Dynamic instrumentation of the Linux kernel with BPF and kprobes"
HOMEPAGE="https://github.com/iovisor/ply"
EGIT_COMMIT="cfc56c789ad1eff1080ecb0dad18d009b91ae8ea"
SRC_URI="https://github.com/iovisor/ply/archive/${EGIT_COMMIT}.tar.gz -> ${P}.tar.gz"
LICENSE="GPL-2"
SLOT="0"
KEYWORDS="~amd64 ~x86"
IUSE=""
S=${WORKDIR}/${PN}-${EGIT_COMMIT}
pkg_pretend() {
local CONFIG_CHECK="~BPF ~BPF_SYSCALL ~NET_CLS_BPF ~NET_ACT_BPF
~BPF_JIT ~HAVE_BPF_JIT ~BPF_EVENTS"
check_extra_config
}
src_prepare() {
eapply_user
eautoreconf
default
}
src_configure() {
local econf_args=() kerneldir_orig
if [[ -d ${KERNEL_DIR} ]]; then
# Using KBUILD_OUTPUT can fail, depending on the source tree
# state (it might demand that we make mrproper). Therefore,
# create a symlink copy of the source tree so that we are free
# to clean things up as needed.
kerneldir_orig=${KERNEL_DIR}
cp -sR "$(realpath "${kerneldir_orig}")" "${T}/kerneldir" || die
export KERNEL_DIR="${T}/kerneldir"
pushd "${KERNEL_DIR}" || die
# avoid sandbox violation for scripts/kconfig/.conf.cmd
find . -name '\.*' -delete
cp "${kerneldir_orig}/.config" ./.config || die
set_arch_to_kernel
make mrproper oldconfig prepare || die
popd || die
econf_args+=(--with-kerneldir="${KERNEL_DIR}")
fi
econf "${econf_args[@]}"
}
src_install() {
default
rm -f "${ED}/usr/share/doc/${P}/COPYING"
}
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