src_prepare-overlay/sys-kernel/xanmod-kernel/xanmod-kernel-5.18.8.ebuild
2022-07-03 14:51:31 +03:00

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# Copyright 2022 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=7
inherit kernel-build toolchain-funcs
MY_P=linux-${PV}-xanmod1
GENPATCHES_P=genpatches-${PV%.*}-$(( ${PV##*.} + 3 ))
GENTOO_CONFIG_VER=g2
DESCRIPTION="Linux kernel built with XanMod and Gentoo patches"
HOMEPAGE="https://www.kernel.org/ https://xanmod.org/"
SRC_URI+="
https://github.com/xanmod/linux/archive/refs/tags/${PV}-xanmod1.tar.gz
-> ${MY_P}.tar.gz
https://dev.gentoo.org/~mpagano/dist/genpatches/${GENPATCHES_P}.base.tar.xz
https://dev.gentoo.org/~mpagano/dist/genpatches/${GENPATCHES_P}.extras.tar.xz
https://github.com/mgorny/gentoo-kernel-config/archive/${GENTOO_CONFIG_VER}.tar.gz
-> gentoo-kernel-config-${GENTOO_CONFIG_VER}.tar.gz
"
S=${WORKDIR}/${MY_P}
LICENSE="GPL-2"
KEYWORDS="-* ~amd64"
IUSE="debug hardened"
RDEPEND="
!sys-kernel/xanmod-kernel-bin:${SLOT}
"
BDEPEND="
debug? ( dev-util/pahole )
"
PDEPEND="
>=virtual/dist-kernel-${PV}
"
QA_FLAGS_IGNORED="
usr/src/linux-.*/scripts/gcc-plugins/.*.so
usr/src/linux-.*/vmlinux
"
src_prepare() {
# Remove linux-stable patches (see 0000_README)
find "${WORKDIR}" -maxdepth 1 -name "1[0-4][0-9][0-9]*.patch" | xargs rm || die
local PATCHES=(
# meh, genpatches have no directory
"${WORKDIR}"/*.patch
)
default
# prepare the default config
case ${ARCH} in
amd64)
cp "${S}/CONFIGS/xanmod/gcc/config_x86-64" .config || die
;;
*)
die "Unsupported arch ${ARCH}"
;;
esac
rm "${S}/localversion" || die
local myversion="-xanmod1-dist"
use hardened && myversion+="-hardened"
echo "CONFIG_LOCALVERSION=\"${myversion}\"" > "${T}"/version.config || die
local dist_conf_path="${WORKDIR}/gentoo-kernel-config-${GENTOO_CONFIG_VER}"
local merge_configs=(
"${T}"/version.config
"${dist_conf_path}"/base.config
)
use debug || merge_configs+=(
"${dist_conf_path}"/no-debug.config
)
if use hardened; then
merge_configs+=( "${dist_conf_path}"/hardened-base.config )
tc-is-gcc && merge_configs+=( "${dist_conf_path}"/hardened-gcc-plugins.config )
if [[ -f "${dist_conf_path}/hardened-${ARCH}.config" ]]; then
merge_configs+=( "${dist_conf_path}/hardened-${ARCH}.config" )
fi
fi
kernel-build_merge_configs "${merge_configs[@]}"
}