sys-libs/liburing: Sync with Gentoo

It's from Gentoo commit fd2829b41bdf0da66d364cf026cc3889e6947bf5.

sdk_container/src/third_party/portage-stable/sys-libs/liburing/Manifest

@@ -1,2 +1,3 @@
 DIST liburing-2.7.tar.bz2 252289 BLAKE2B dc04745d2eda04d7009a532fc77566804c34b77dcef512f17ef424e22bc1e1a31ba87c2a841bb5574b11c494641a3128005d6dfccf2b87d6c3888fe5cd887996 SHA512 ec6cf69cae2e7e448e9e338bcd616bf27522f6f0e4768bf80d246d6df8610df3accaddae1c135c31bca7814bc3b8214854c40b3f7137163c0950605c716793f1
 DIST liburing-2.8.tar.bz2 284202 BLAKE2B de1deaa8927b5f80a38195ef857fdb0d3dc5f7f57358fe319af42ec3d980bf4c20284d7726645e9c32bcb3e5d7d981540a52a35abb26394cbef03f88ab7c4248 SHA512 5822108aa771a34a4c3f008a0155e4f1fa9393499f24a1bce00aed7fab6e3b9e022b44f96479af0036295129db75d5062618fb4c48cef836e3155c604491e94d
+DIST liburing-2.9.tar.gz 407191 BLAKE2B 7081f9430e9532cad659e24de7ba998ad40f15a3fc3bf08fbe2b30df2bb335d4b06affb98d5667d4f8e6c8bc6e7a98c25caddd57ec5c98940562eb0e7977e54d SHA512 f27233e6128444175b18cd1d45647acdd27b906a8cd561029508710e443b44416b916cad1b2c1217e23d9a5ffb5ba68b119e9c812eae406650fbd10bf26c2fa5

sdk_container/src/third_party/portage-stable/sys-libs/liburing/liburing-2.9.ebuild

@@ -0,0 +1,86 @@
+# Copyright 1999-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit multilib-minimal toolchain-funcs
+
+DESCRIPTION="Efficient I/O with io_uring"
+HOMEPAGE="https://github.com/axboe/liburing"
+if [[ "${PV}" == *9999 ]] ; then
+	inherit git-r3
+	EGIT_REPO_URI="https://github.com/axboe/liburing.git"
+else
+	SRC_URI="https://github.com/axboe/liburing/archive/refs/tags/${P}.tar.gz"
+	KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~loong ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86"
+	QA_PKGCONFIG_VERSION=${PV}
+fi
+
+S="${WORKDIR}"/liburing-${P}
+LICENSE="MIT"
+SLOT="0/2" # liburing.so major version
+
+IUSE="examples static-libs test"
+# fsync test hangs forever
+RESTRICT="!test? ( test )"
+
+# At least installed headers need <linux/*>, bug #802516
+DEPEND=">=sys-kernel/linux-headers-5.1"
+RDEPEND="${DEPEND}"
+
+src_prepare() {
+	default
+
+	if ! use examples; then
+		sed -e '/examples/d' Makefile -i || die
+	fi
+	if ! use test; then
+		sed -e '/test/d' Makefile -i || die
+	fi
+
+	multilib_copy_sources
+}
+
+multilib_src_configure() {
+	local myconf=(
+		--prefix="${EPREFIX}/usr"
+		--libdir="${EPREFIX}/usr/$(get_libdir)"
+		--libdevdir="${EPREFIX}/usr/$(get_libdir)"
+		--mandir="${EPREFIX}/usr/share/man"
+		--cc="$(tc-getCC)"
+		--cxx="$(tc-getCXX)"
+		--use-libc
+	)
+	# No autotools configure! "econf" will fail.
+	TMPDIR="${T}" ./configure "${myconf[@]}" || die
+}
+
+multilib_src_compile() {
+	emake V=1 AR="$(tc-getAR)" RANLIB="$(tc-getRANLIB)"
+}
+
+multilib_src_install_all() {
+	einstalldocs
+
+	if ! use static-libs ; then
+		find "${ED}" -type f -name "*.a" -delete || die
+	fi
+}
+
+multilib_src_test() {
+	local disabled_tests=(
+		accept.c
+		fpos.c
+		io_uring_register.c
+		link-timeout.c
+		read-before-exit.c
+		recv-msgall-stream.c
+	)
+	local disabled_test
+	for disabled_test in "${disabled_tests[@]}"; do
+		sed -i "/\s*${disabled_test}/d" test/Makefile \
+			|| die "Failed to remove ${disabled_test}"
+	done
+
+	emake -C test V=1 runtests
+}