[gentoo-dev] [PATCH v2 3/4] sys-kernel/vanilla-kernel: Migrate to kernel-build.eclass

[Michał Górny]

Signed-off-by: Michał Górny <mgorny@g.o>
---
 .../vanilla-kernel-5.4.7-r1.ebuild            | 66 +++++++++++++++++++
 1 file changed, 66 insertions(+)
 create mode 100644 sys-kernel/vanilla-kernel/vanilla-kernel-5.4.7-r1.ebuild

diff --git a/sys-kernel/vanilla-kernel/vanilla-kernel-5.4.7-r1.ebuild b/sys-kernel/vanilla-kernel/vanilla-kernel-5.4.7-r1.ebuild
new file mode 100644
index 000000000000..980ee832584f
--- /dev/null
+++ b/sys-kernel/vanilla-kernel/vanilla-kernel-5.4.7-r1.ebuild
@@ -0,0 +1,66 @@
+# Copyright 2020 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+inherit kernel-build
+
+MY_P=linux-${PV}
+AMD64_CONFIG_VER=5.4.7.arch1-1
+AMD64_CONFIG_HASH=ff79453bc0451a9083bdaa02c3901372d61a9982
+I686_CONFIG_VER=5.4.3-arch1
+I686_CONFIG_HASH=076a52d43a08c4b3a3eacd1f2f9a855fb3b62f42
+
+DESCRIPTION="Linux kernel built from vanilla upstream sources"
+HOMEPAGE="https://www.kernel.org/"
+SRC_URI+=" https://cdn.kernel.org/pub/linux/kernel/v5.x/${MY_P}.tar.xz
+	amd64? (
+		https://git.archlinux.org/svntogit/packages.git/plain/trunk/config?h=packages/linux&id=${AMD64_CONFIG_HASH}
+			-> linux-${AMD64_CONFIG_VER}.amd64.config
+	)
+	x86? (
+		https://git.archlinux32.org/packages/plain/core/linux/config.i686?id=${I686_CONFIG_HASH}
+			-> linux-${I686_CONFIG_VER}.i686.config
+	)"
+S=${WORKDIR}/${MY_P}
+
+LICENSE="GPL-2"
+KEYWORDS="~amd64 ~x86"
+
+RDEPEND="
+	!sys-kernel/vanilla-kernel-bin:${SLOT}"
+
+pkg_pretend() {
+	mount-boot_pkg_pretend
+
+	ewarn "This is an experimental package.  The built kernel and/or initramfs"
+	ewarn "may not work at all or fail with your bootloader configuration.  Please"
+	ewarn "make sure to keep a backup kernel available before testing it."
+}
+
+src_prepare() {
+	default
+
+	# prepare the default config
+	case ${ARCH} in
+		amd64)
+			cp "${DISTDIR}"/linux-${AMD64_CONFIG_VER}.amd64.config .config || die
+			;;
+		x86)
+			cp "${DISTDIR}"/linux-${I686_CONFIG_VER}.i686.config .config || die
+			;;
+		*)
+			die "Unsupported arch ${ARCH}"
+			;;
+	esac
+
+	# while Arch config is cool, we don't want gcc plugins as they
+	# break distcc
+	sed -i -e '/GCC_PLUGIN/d' .config || die
+	# module compression prevents us from stripping them post-inst
+	sed -i -e '/MODULE_COMPRESS/d' .config || die
+	# shove our theft under the carpet!
+	sed -i -e '/HOSTNAME/s:archlinux:gentoo:' .config || die
+	# hey, we do support x32
+	sed -i -e '/CONFIG_X86_X32/s:.*:CONFIG_X86_X32=y:' .config || die
+}
-- 
2.24.1