New package: scx-1.0.20

Author: CosmicToast

srcpkgs/scx/files/00-pseudofs-scx.sh

@@ -0,0 +1,2 @@
+#!/bin/sh
+mountpoint -q /sys/kernel/debug || mount -o nosuid,noexec,nodev -t debugfs debugfs /sys/kernel/debug

srcpkgs/scx/template

@@ -0,0 +1,45 @@
+# Template file for 'scx'
+pkgname=scx
+version=1.0.20
+revision=1
+archs="x86_64* aarch64*"
+build_style=cargo
+# fails because it tries to read procfs dynamically
+# with bwrap containment even more fail
+make_check_args="-- --skip test_thread_operations"
+hostmakedepends="clang pkg-config elfutils-devel libseccomp-devel"
+makedepends="libbpf-devel zlib-devel libzstd-devel libseccomp-devel"
+short_desc="Sched_ext schedulers and tools"
+maintainer="Chloé Vulquin <code@toast.bunkerlabs.net>"
+license="GPL-2.0-only"
+homepage="https://github.com/sched-ext/scx"
+distfiles="https://github.com/sched-ext/scx/archive/refs/tags/v${version}.tar.gz"
+checksum=d9c6b3230915dafe21556da28c6ef2a11f272770f12912842ae1ad23b54d963e
+
+pre_build() {
+	# workaround the cc-rs mixing CFLAGS for host and target.
+	# https://github.com/rust-lang/cc-rs/issues/1469
+	export CFLAGS_${RUST_BUILD//-/_}="${CFLAGS_host}" \
+		   CXXFLAGS_${RUST_BUILD//-/_}="${CXXFLAGS_host}" \
+		   LDFLAGS_${RUST_BUILD//-/_}="${LDFLAGS_host}" \
+		   CFLAGS_${RUST_TARGET//-/_}="${CFLAGS}" \
+		   CXXFLAGS_${RUST_TARGET//-/_}="${CXXFLAGS}" \
+		   LDFLAGS_${RUST_TARGET//-/_}="${LDFLAGS}" \
+		   CFLAGS="" CXXFLAGS="" LDFLAGS=""
+}
+
+# cargo install does not support workspaces
+# alternative: specify the wanted packages only
+# requires setting do_* manually, but avoids useless build time
+do_install() {
+	# POSIX for find … -maxdepth 1 -executable
+	find target/"$RUST_TARGET"/release \
+		! -path target/"$RUST_TARGET"/release -prune \
+		-type f -perm -0100 -name 'scx*' \
+		! -name scx_arena_selftests \
+		-exec install -Dm755 -t "$PKGDESTDIR"/usr/bin '{}' \+
+}
+
+post_install() {
+	vinstall "${FILESDIR}"/00-pseudofs-scx.sh 644 /etc/runit/core-services
+}