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