dev-libs/xxhash,sys-fs/erofs-utils: Add from Gentoo

These packages are needed for building erofs sysexts using
systemd-repart. Also add erofs-utils to SDK deps.

Signed-off-by: Daniel Zatovic <daniel.zatovic@gmail.com>

.github/workflows/portage-stable-packages-list

@@ -293,6 +293,7 @@ dev-libs/tree-sitter
 dev-libs/tree-sitter-bash
 dev-libs/userspace-rcu
 dev-libs/xmlsec
+dev-libs/xxhash
 dev-libs/yajl
 
 dev-perl/File-Slurper
@@ -671,6 +672,7 @@ sys-fs/btrfs-progs
 sys-fs/cryptsetup
 sys-fs/dosfstools
 sys-fs/e2fsprogs
+sys-fs/erofs-utils
 sys-fs/fuse
 sys-fs/fuse-common
 sys-fs/fuse-overlayfs

sdk_container/src/third_party/coreos-overlay/coreos-devel/sdk-depends/sdk-depends-0.0.1.ebuild

@@ -46,6 +46,7 @@ DEPEND="
 	sys-firmware/edk2-bin
 	sys-fs/btrfs-progs
 	sys-fs/cryptsetup
+	sys-fs/erofs-utils
 	dev-perl/Parse-Yapp
 	dev-util/pkgcheck
 "

sdk_container/src/third_party/coreos-overlay/profiles/coreos/targets/sdk/package.accept_keywords

@@ -1 +1,5 @@
 # Temporarily put the SDK version ahead for sd-json support in Dracut.
+
+# Needed for building signed sysexts with systemd-repart
+dev-libs/xxhash
+sys-fs/erofs-utils

sdk_container/src/third_party/portage-stable/dev-libs/xxhash/Manifest

@@ -0,0 +1,2 @@
+DIST xxhash-0.8.2.tar.gz 1141188 BLAKE2B 735408256240760778fa516e01bed428f04837eb4e059c512e924f13e4a96db6cacbbefb04dea65a37b0f25b52cf13c4927a6e7870dc8c0d45b1b955d4ba3da1 SHA512 3e3eef21432fe88bc4dd9940ccad0308fdea3537b06fa5ac0e74c1bde53413dff29c8b3fc617a8a42b9ce88fcf213311d338a31b1ce73b3729342c9e68f06c78
+DIST xxhash-0.8.3.tar.gz 1147630 BLAKE2B 75923c7c5df3490062791fa02ccddfb7281b3646e2b3e4b4a0c0d611c339e07c8d9cb656777fd0fcec9cda484f7b33edf080116bb011f70d6b8299cda63afa4e SHA512 8b5c8b9aad4e869f28310b12cc314037feda81d92f26c23eaecdb35dc65042ca2e65f2e9606033e62a31bcc737a9a950500ffcbdb8677d6ab20e820ea14f2b79

sdk_container/src/third_party/portage-stable/dev-libs/xxhash/metadata.xml

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "https://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+	<maintainer type="person">
+		<email>amadio@gentoo.org</email>
+		<name>Guilherme Amadio</name>
+	</maintainer>
+	<upstream>
+		<remote-id type="github">Cyan4973/xxHash</remote-id>
+		<bugs-to>https://github.com/Cyan4973/xxHash/issues</bugs-to>
+	</upstream>
+</pkgmetadata>

sdk_container/src/third_party/portage-stable/dev-libs/xxhash/xxhash-0.8.2.ebuild

@@ -0,0 +1,43 @@
+# Copyright 1999-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit multilib-minimal toolchain-funcs
+
+DESCRIPTION="Extremely fast non-cryptographic hash algorithm"
+HOMEPAGE="https://xxhash.com/"
+SRC_URI="https://github.com/Cyan4973/xxHash/archive/v${PV}.tar.gz -> ${P}.tar.gz"
+S=${WORKDIR}/xxHash-${PV}
+
+LICENSE="BSD-2 GPL-2+"
+# https://abi-laboratory.pro/tracker/timeline/xxhash
+SLOT="0"
+KEYWORDS="~alpha amd64 arm arm64 ~hppa ~loong ~mips ppc ppc64 ~riscv ~s390 ~sparc x86 ~x64-macos"
+
+src_prepare() {
+	default
+
+	multilib_copy_sources
+}
+
+multilib_src_compile() {
+	emake AR="$(tc-getAR)" CC="$(tc-getCC)"
+}
+
+multilib_src_test() {
+	emake CC="$(tc-getCC)" check
+}
+
+multilib_src_install() {
+	local emakeargs=(
+		DESTDIR="${D}"
+		PREFIX="${EPREFIX}"/usr
+		LIBDIR="${EPREFIX}"/usr/$(get_libdir)
+	)
+
+	emake "${emakeargs[@]}" install
+	einstalldocs
+
+	rm "${ED}"/usr/$(get_libdir)/libxxhash.a || die
+}

sdk_container/src/third_party/portage-stable/dev-libs/xxhash/xxhash-0.8.3.ebuild

@@ -0,0 +1,57 @@
+# Copyright 1999-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit flag-o-matic multilib-minimal toolchain-funcs
+
+DESCRIPTION="Extremely fast non-cryptographic hash algorithm"
+HOMEPAGE="https://xxhash.com/"
+SRC_URI="https://github.com/Cyan4973/xxHash/archive/v${PV}.tar.gz -> ${P}.tar.gz"
+S=${WORKDIR}/xxHash-${PV}
+
+LICENSE="BSD-2 GPL-2+"
+SLOT="0"
+KEYWORDS="~alpha amd64 arm arm64 ~hppa ~loong ~mips ppc ppc64 ~riscv ~s390 ~sparc x86 ~x64-macos"
+
+src_prepare() {
+	default
+
+	multilib_copy_sources
+}
+
+src_configure() {
+	# Needed for -Og to be buildable, otherwise fails a/ always_inline (bug #961093)
+	# https://github.com/Cyan4973/xxHash?tab=readme-ov-file#binary-size-control
+	is-flagq '-Og' && append-cppflags -DXXH_NO_INLINE_HINTS
+	multilib-minimal_src_configure
+}
+
+myemake() {
+	emake \
+		AR="$(tc-getAR)" \
+		CC="$(tc-getCC)" \
+		"${@}"
+}
+
+multilib_src_compile() {
+	myemake
+}
+
+multilib_src_test() {
+	# Injecting CPPFLAGS into CFLAGS is needed for test_sanity
+	myemake CFLAGS="${CPPFLAGS} ${CFLAGS}" check
+}
+
+multilib_src_install() {
+	local emakeargs=(
+		DESTDIR="${D}"
+		PREFIX="${EPREFIX}"/usr
+		LIBDIR="${EPREFIX}"/usr/$(get_libdir)
+	)
+
+	myemake "${emakeargs[@]}" install
+	einstalldocs
+
+	rm "${ED}"/usr/$(get_libdir)/libxxhash.a || die
+}

sdk_container/src/third_party/portage-stable/sys-fs/erofs-utils/Manifest

@@ -0,0 +1,2 @@
+DIST erofs-utils-1.8.10.tar.gz 201240 BLAKE2B 9575258115192dc0ef7999dd1fa44f619f9f62c93cfe28e3e65fd5d9a601b09acdce293552c90f51c2f7b557d8830e856d6706af6ccd98fc157b05f819d136b4 SHA512 8c7afd3db55fd4c4f7aa9fbd7ed40fa40de0bfffcee601a3f5dce823d406a32b5e939e24cd6dc336e3033e940fb16ee93f8821f627f90b10e6137113949933dd
+DIST erofs-utils-1.8.4.tar.gz 187276 BLAKE2B da0d80abbfd9b2d547c30bad7647165a3500f20e5de0b5db4c54efb27ec895fd069be983193b06d35728f5a8e1490e6cd255207c76135d8978d86e1512430755 SHA512 c941b0a2ab6c650a9aa4c9cadeb277ebc87007dc51354ff013c7cb763e6e8c9d44ed9e4791730ed05088faaba8c612198b924e70f5e52019382cfdf6d2e6b677

sdk_container/src/third_party/portage-stable/sys-fs/erofs-utils/erofs-utils-1.8.10.ebuild

@@ -0,0 +1,63 @@
+# Copyright 2021-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit autotools
+
+DESCRIPTION="Userspace tools for EROFS"
+HOMEPAGE="https://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofs-utils.git"
+
+SRC_URI="https://git.kernel.org/pub/scm/linux/kernel/git/xiang/${PN}.git/snapshot/${P}.tar.gz"
+
+LICENSE="GPL-2+"
+SLOT="0"
+KEYWORDS="~amd64 ~arm64 ~loong"
+
+IUSE="fuse libdeflate +lz4 +lzma selinux static-libs +threads +uuid +zlib +zstd"
+
+RDEPEND="
+	dev-libs/xxhash:0=
+	fuse? ( sys-fs/fuse:0 )
+	lz4? ( app-arch/lz4:0= )
+	lzma? ( >=app-arch/xz-utils-5.4.0:0= )
+	selinux? ( sys-libs/libselinux:0= )
+	uuid? ( sys-apps/util-linux )
+	zlib? (
+		libdeflate? ( app-arch/libdeflate:0= )
+		!libdeflate? ( virtual/zlib:= )
+	)
+	zstd? ( app-arch/zstd:0= )
+"
+DEPEND="${RDEPEND}"
+BDEPEND="virtual/pkgconfig"
+
+PATCHES=(
+)
+
+src_prepare() {
+	default
+	eautoreconf
+}
+
+src_configure() {
+	local myeconfargs=(
+		--disable-werror
+		$(use_enable fuse)
+		$(use_with libdeflate)
+		$(use_enable lz4)
+		$(use_enable lzma)
+		$(use_with selinux)
+		$(use_enable static-libs static-fuse)
+		$(use_enable threads multithreading)
+		$(use_with uuid)
+		$(use_with zlib)
+		$(use_with zstd libzstd)
+		--without-qpl  # not packaged
+		# do not use bundled xxhash; also upstream says "expected to be
+		# faster than the internal one"
+		--with-xxhash
+	)
+
+	econf "${myeconfargs[@]}"
+}

sdk_container/src/third_party/portage-stable/sys-fs/erofs-utils/erofs-utils-1.8.4.ebuild

@@ -0,0 +1,63 @@
+# Copyright 2021-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit autotools
+
+DESCRIPTION="Userspace tools for EROFS"
+HOMEPAGE="https://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofs-utils.git"
+
+SRC_URI="https://git.kernel.org/pub/scm/linux/kernel/git/xiang/${PN}.git/snapshot/${P}.tar.gz"
+
+LICENSE="GPL-2+"
+SLOT="0"
+KEYWORDS="~amd64 ~arm64 ~loong"
+
+IUSE="fuse libdeflate +lz4 +lzma selinux static-libs +threads +uuid +zlib +zstd"
+
+RDEPEND="
+	dev-libs/xxhash:0=
+	fuse? ( sys-fs/fuse:0 )
+	lz4? ( app-arch/lz4:0= )
+	lzma? ( >=app-arch/xz-utils-5.4.0:0= )
+	selinux? ( sys-libs/libselinux:0= )
+	uuid? ( sys-apps/util-linux )
+	zlib? (
+		libdeflate? ( app-arch/libdeflate:0= )
+		!libdeflate? ( virtual/zlib:= )
+	)
+	zstd? ( app-arch/zstd:0= )
+"
+DEPEND="${RDEPEND}"
+BDEPEND="virtual/pkgconfig"
+
+PATCHES=(
+)
+
+src_prepare() {
+	default
+	eautoreconf
+}
+
+src_configure() {
+	local myeconfargs=(
+		--disable-werror
+		$(use_enable fuse)
+		$(use_with libdeflate)
+		$(use_enable lz4)
+		$(use_enable lzma)
+		$(use_with selinux)
+		$(use_enable static-libs static-fuse)
+		$(use_enable threads multithreading)
+		$(use_with uuid)
+		$(use_with zlib)
+		$(use_with zstd libzstd)
+		--without-qpl  # not packaged
+		# do not use bundled xxhash; also upstream says "expected to be
+		# faster than the internal one"
+		--with-xxhash
+	)
+
+	econf "${myeconfargs[@]}"
+}

sdk_container/src/third_party/portage-stable/sys-fs/erofs-utils/metadata.xml

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "https://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+	<maintainer type="person">
+		<email>xen0n@gentoo.org</email>
+		<name>WANG Xuerui</name>
+	</maintainer>
+	<use>
+		<flag name="fuse">Builds erofsfuse (requires <pkg>sys-fs/fuse</pkg>).</flag>
+		<flag name="libdeflate">Use <pkg>app-arch/libdeflate</pkg> rather than <pkg>virtual/zlib</pkg> for handling deflate compression.</flag>
+		<flag name="uuid">Enables UUID support via <pkg>sys-apps/util-linux</pkg>.</flag>
+	</use>
+</pkgmetadata>