sys-kernel/linux: update to 5.12.9

1 files changed, 106 insertions, 0 deletions

diff --git a/sys-kernel/linux/linux-5.12.9-r1.ebuild b/sys-kernel/linux/linux-5.12.9-r1.ebuild
new file mode 100644
index 0000000..28f2079
--- /dev/null
+++ b/sys-kernel/linux/linux-5.12.9-r1.ebuild
@@ -0,0 +1,106 @@
+# Copyright 1999-2017 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+
+VER="${PV%-r*}"
+REV="r${PV##*-r}"
+
+DESCRIPTION="Linux kernel"
+HOMEPAGE="http://kernel.org/"
+SRC_URI="https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/snapshot/linux-${VER}.tar.gz -> ${P}.tar.gz"
+S="${WORKDIR}/linux-${VER}"
+
+LICENSE="GPLv2"
+SLOT="${PV}"
+KEYWORDS="amd64 ~x86"
+IUSE="amd intel initramfs ucode"
+
+RDEPEND="initramfs? ( sys-boot/myinitramfs )"
+DEPEND="
+	sys-devel/bc
+	dev-libs/elfutils
+	dev-util/dwarves
+"
+
+src_configure() {
+	# Fix ARCH variable
+	[ "$ARCH" = "amd64" ] && ARCH="x86"
+
+	"${FILESDIR}"/config_prepare.sh $(usev amd) $(usev intel) \
+		|| die "Configuration application failed"
+}
+
+src_install() {
+	emake modules_install INSTALL_MOD_PATH="${D}"
+	for dir in "build" "source"; do
+		rm "${D}/lib/modules/${PV}/$dir"
+		ln -sf "../../../usr/src/${P}" "${D}/lib/modules/${PV}/$dir"
+	done
+
+	dodir /boot
+	insinto /boot
+	newins "${S}/arch/$ARCH/boot/bzImage" "bzlinux-${PV}"
+
+	# Package source (kind of annoying because of some packages expecting it)
+	emake clean
+	dodir /usr/src
+	cp -a "${S}" "${D}/usr/src/${P}"
+}
+
+# Link /usr/src/linux to newest kernel
+src_link() {
+	(
+	cd "${ROOT}/usr/src"
+	rm -f linux
+	ln -s $(ls | grep "linux-" | sort | tail -1) linux
+	)
+}
+
+sysfile() {
+	if [ -f "${ROOT}/boot/syslinux/syslinux.cfg" ]; then
+		SYSLINUX="${ROOT}/boot/syslinux/syslinux.cfg"
+	elif [ -f "${ROOT}/boot/EFI/BOOT/syslinux.cfg" ]; then
+		SYSLINUX="${ROOT}/boot/EFI/BOOT/syslinux.cfg"
+	elif [ -f "${ROOT}/boot/extlinux.conf" ]; then
+		SYSLINUX="${ROOT}/boot/extlinux.conf"
+	else
+		eerror "Can't locate syslinux configuration!"
+	fi
+}
+
+pkg_postinst() {
+	# Add label to syslinux config if there is non yet
+	sysfile
+	if ! grep -q "^LABEL gentoo-${PV}$" "${SYSLINUX}"; then
+		if $(use initramfs); then
+			if $(use ucode); then
+				INITRD="\tINITRD /ucode.cpio,/initramfs-gentoo\n"
+			else
+				INITRD="\tINITRD /initramfs-gentoo\n"
+			fi
+		fi
+		ARGS="$(grep -E "^# ARGS: " "${SYSLINUX}" | sed 's/^# ARGS: //')"
+		if [ -n "$ARGS" ]; then
+			sed -i "/^## Dynamic labels ##$/a LABEL gentoo-${PV}\n\tMENU LABEL Gentoo ${PV}\n\tLINUX /bzlinux-${PV}\n\tAPPEND ${ARGS}\n$INITRD" "${SYSLINUX}" || eerror "Adding label to syslinux configuration failed!"
+			sed -i "/^## Dynamic recovery labels ##$/a LABEL gentoo-${PV}-recovery\n\tMENU LABEL Gentoo ${PV} - Recovery\n\tLINUX /bzlinux-${PV}\n\tAPPEND ${ARGS} recovery\n$INITRD" "${SYSLINUX}" || eerror "Adding recovery label to syslinux configuration failed!"
+		else
+			eerror "Adding label to syslinux configuration failed as there are no arguments"
+		fi
+	fi
+
+	src_link
+}
+
+pkg_prerm() {
+	# Remove label from syslinux config
+	sysfile
+	sed -i "/^LABEL gentoo-${PV}\(\|-recovery\)$/,/^$/d" "${SYSLINUX}" || eerror "Removing label from syslinux fonfiguration failed!"
+}
+
+pkg_postrm() {
+	# Remove any residue files
+	rm -rf "/usr/src/${P}" "/lib/modules/${PV}"
+
+	src_link
+}