From 3adaf221eb489e50ab880e4874be7ab471f0f162 Mon Sep 17 00:00:00 2001
From: Alexander Tsoy <alexander@tsoy.me>
Date: Thu, 18 Apr 2024 09:48:29 +0300
Subject: sys-process/rtirq: add 20240220

Signed-off-by: Alexander Tsoy <alexander@tsoy.me>
Signed-off-by: Yixun Lan <dlan@gentoo.org>
---
 sys-process/rtirq/Manifest              |  1 +
 sys-process/rtirq/rtirq-20240220.ebuild | 56 +++++++++++++++++++++++++++++++++
 2 files changed, 57 insertions(+)
 create mode 100644 sys-process/rtirq/rtirq-20240220.ebuild

(limited to 'sys-process')

diff --git a/sys-process/rtirq/Manifest b/sys-process/rtirq/Manifest
index 69c0c2b9ae7d..e52b717fd951 100644
--- a/sys-process/rtirq/Manifest
+++ b/sys-process/rtirq/Manifest
@@ -1,2 +1,3 @@
 DIST rtirq-20220923.tar.gz 15522 BLAKE2B ea7248afa665c2c8bfb99c42ff18d7d585f4a337c8850f5343b610a131face8b8eec4ef19901f59685793662e0e0ac95dfdddffea9951f47910dbc12bb47a459 SHA512 6846075e8196220aabb68250f0284b77f21b5c9bfd6dd9bbea59307679111c122d2091acefa38048f96166ae903b3ed46cbba4242afabc9a18bfa97467200386
 DIST rtirq-20240120.tar.gz 16077 BLAKE2B 2c1ab9f1824d861e13e49667a35fc048e931afb18084de756dcbabde0d4cdd21e78afc9733eb364cd826d4ffd29a89db862033c9539b7cfe7a7b22f7cb353864 SHA512 b945bdb29ef3ef551c19edc9d947a7ed50ecd756dec5a3b02a0cd519a0f506e3ca212b1cb629386dd525d565cc6e2d868c558934c59b8d0bc02573a9589deb86
+DIST rtirq-20240220.tar.gz 16273 BLAKE2B 08af8d371e4ace57dc18276748b00328e7ca1476ae46226ea85ba0c345c7f15b81e412bed8ac30768c5bedffc87887f60d647cd0ec2e82d3751654030c7937f1 SHA512 a6b44f09e158e71bc5697b313d2c7b75097b6f669be4bd7c5c3cee2e59ab38c5751dbd222a28fe7e1bd340d2b7ce5dc7277559c41ad25f9d7b19f180ce337978
diff --git a/sys-process/rtirq/rtirq-20240220.ebuild b/sys-process/rtirq/rtirq-20240220.ebuild
new file mode 100644
index 000000000000..a98fe254b6af
--- /dev/null
+++ b/sys-process/rtirq/rtirq-20240220.ebuild
@@ -0,0 +1,56 @@
+# Copyright 1999-2024 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI="8"
+
+inherit linux-info systemd
+
+DESCRIPTION="Modify realtime scheduling policy and priority of IRQ handlers"
+HOMEPAGE="https://www.rncbc.org/archive/#rtirq"
+SRC_URI="https://www.rncbc.org/archive/${P}.tar.gz
+	https://www.rncbc.org/archive/old/${P}.tar.gz"
+
+LICENSE="GPL-2+"
+SLOT="0"
+KEYWORDS="~amd64 ~x86"
+
+RDEPEND="
+	sys-apps/util-linux
+"
+
+src_prepare() {
+	# We install into bin
+	sed -i -e "s:/usr/sbin/rtirq:/usr/bin/rtirq:" ${PN}{,-resume}.service || die
+
+	default
+}
+
+src_install() {
+	newbin rtirq.sh rtirq
+	newinitd "${FILESDIR}"/rtirq.initd rtirq
+	insinto /etc/
+	doins rtirq.conf
+	systemd_dounit rtirq{,-resume}.service
+}
+
+pkg_postinst() {
+	local kconfig_warn=1
+	local cmdline
+	local ver
+
+	if linux-info_get_any_version && linux_config_exists; then
+		if linux_chkconfig_present PREEMPT_RT; then
+			kconfig_warn=0
+		elif linux_chkconfig_present IRQ_FORCED_THREADING; then
+			cmdline=$(< /proc/cmdline) || die
+			[[ ${cmdline} == *threadirqs* ]] && kconfig_warn=0
+		fi
+	fi
+
+	if (( ${kconfig_warn} )); then
+		ewarn "To use rtirq, you need one of the following kernel configurations:"
+		ewarn " - PREEMPT_RT config option enabled (e.g. with sys-kernel/rt-sources);"
+		ewarn " - IRQ_FORCED_THREADING config option enabled and 'threadirqs' option"
+		ewarn "   added to the kernel cmdline."
+	fi
+}
-- 
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