Postsync update gentoo

2025-09-11 10:00:28 +02:00
parent 1863bb7c8b
commit 6508112a07
20 changed files with 195 additions and 15 deletions
@@ -0,0 +1,136 @@
+# Copyright 2024-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+LLVM_COMPAT=( {16..21} )
+
+CRATES="
+"
+
+RUST_MIN_VER="1.82.0"
+
+inherit llvm-r2 linux-info cargo rust-toolchain toolchain-funcs git-r3
+
+DESCRIPTION="sched_ext schedulers and tools"
+HOMEPAGE="https://github.com/sched-ext/scx"
+# SRC_URI="
+# 	https://github.com/sched-ext/scx/archive/refs/tags/v${PV}.tar.gz -> ${P}.tar.gz
+# 	${CARGO_CRATE_URIS}
+# "
+
+# if [[ ${PKGBUMPING} != ${PVR} ]]; then
+# 	SRC_URI+="
+# 		https://github.com/gentoo-crate-dist/scx/releases/download/v${PV}/scx-${PV}-crates.tar.xz
+# 	"
+# fi
+
+EGIT_REPO_URI="https://github.com/sched-ext/scx.git"
+
+LICENSE="GPL-2"
+# Dependent crate licenses
+LICENSE+="
+	Apache-2.0 BSD-2 BSD CC0-1.0 ISC MIT MPL-2.0 Unicode-3.0 ZLIB
+"
+SLOT="0"
+KEYWORDS="~amd64"
+IUSE="systemd +c-schedulers +rust-schedulers"
+REQUIRED_USE="
+	|| ( c-schedulers rust-schedulers )
+"
+
+DEPEND="
+	virtual/libelf:=
+	sys-libs/libseccomp
+	sys-libs/zlib:=
+	>=dev-libs/libbpf-1.6:=
+"
+RDEPEND="
+	${DEPEND}
+"
+BDEPEND="
+	app-misc/jq
+	dev-libs/protobuf[protoc(+)]
+	>=dev-util/bpftool-7.5.0
+	$(llvm_gen_dep '
+		llvm-core/clang:${LLVM_SLOT}=[llvm_targets_BPF(-)]
+	')
+"
+
+CONFIG_CHECK="
+	~BPF
+	~BPF_EVENTS
+	~BPF_JIT
+	~BPF_SYSCALL
+	~DEBUG_INFO_BTF
+	~FTRACE
+	~SCHED_CLASS_EXT
+"
+
+QA_PREBUILT="
+	/usr/bin/scx_loader
+	/usr/bin/vmlinux_docify
+	/usr/bin/scxctl
+"
+
+# pkg_setup() {
+	# linux-info_pkg_setup
+	# llvm-r2_pkg_setup
+	# rust_pkg_setup
+	# einfo "${RUSTFLAGS}"
+# }
+
+src_unpack() {
+	git-r3_src_unpack
+	use rust-schedulers && cargo_live_src_unpack
+}
+
+src_prepare() {
+	default
+
+	# bug #944832
+	sed -i 's;^#!/usr/bin/;#!/sbin/;' \
+		services/openrc/scx.initrd || die
+}
+
+src_configure() {
+	# local emesonargs=(
+	# 	-Dbpf_clang="$(get_llvm_prefix)/bin/clang"
+	# 	-Dbpftool=disabled
+	# 	-Dlibbpf_a=disabled
+	# 	-Dcargo="${EPREFIX}/usr/bin/cargo"
+	# 	-Dcargo_home="${ECARGO_HOME}"
+	# 	-Doffline=true
+	# 	-Denable_rust=true
+	# 	-Dopenrc=disabled
+	# 	$(meson_feature systemd)
+	# )
+
+	use rust-schedulers && cargo_src_configure
+}
+
+src_compile() {
+	use rust-schedulers && cargo_src_compile
+	use c-schedulers && emake all
+}
+
+src_install() {
+	use rust-schedulers && cargo_src_install
+	use c-schedulers && emake install
+
+	dodoc README.md
+
+	local readme readme_name
+	for readme in scheds/{rust,c}/*/README.md ./rust/*/README.md; do
+		[[ -e ${readme} ]] || continue
+		readme_name="${readme#*/rust/}"
+		readme_name="${readme_name#*/c/}"
+		readme_name="${readme_name%/README.md}"
+		newdoc "${readme}" "${readme_name}.md"
+	done
+
+	newinitd services/openrc/scx.initrd scx
+	insinto /etc/default
+	doins services/scx
+	dosym ../default/scx /etc/conf.d/scx
+}