Install this version:
emerge -a =dev-util/sysprof-common-50.0
If this version is masked, you can unmask it using the autounmask tool or standard emerge options:
autounmask =dev-util/sysprof-common-50.0
Or alternatively:
emerge --autounmask-write -a =dev-util/sysprof-common-50.0
# Copyright 2020-2026 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
GNOME_ORG_MODULE="sysprof"
inherit gnome.org
DESCRIPTION="Static library for sysprof capture data generation"
HOMEPAGE="https://www.sysprof.com/"
LICENSE="GPL-3+ GPL-2+"
SLOT="0"
KEYWORDS="~amd64 ~arm64 ~loong ~x86"
src_install() {
insinto /usr/share/dbus-1/interfaces/
doins "${S}"/src/sysprofd/org.gnome.Sysprof3.Profiler.xml
}