dev-libs/protobuf: Sync with Gentoo

It's from Gentoo commit 79bf402140741157a301a70ef9f89fecdbd646e7.

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

@@ -1 +1,3 @@
+DIST protobuf-21.12.tar.gz 5141166 BLAKE2B 33500612d103afb817062486a741e8e5503f82c42c70054d47d1899e6bb79f3fdde2666cad5b8eff6e1bc539c3b0cdf9f2b125ce7e5d3a459a69e84d67ab535e SHA512 2dc8f552388438268d8b9f7a9e84c6abf1736be3d5031438c789c317410c9f4b5cedd25bf7da6d67b3ba32ca890869f9ddaab2284d6ac0e734a5b135ffbb1346
 DIST protobuf-21.9.tar.gz 5110670 BLAKE2B a4f5b7f58e1c5904ca990b100a72992f6f56177b28773f8de8c99e4158391d33cfb8aa8575915887fc9ae4294faf81d4ff6b470bc07b394bfd5885a09ba0fafe SHA512 6954b42d21921e630173b7848c056ab95635627d8eddec960f3db2ddda13eedde00520a9b350722e76e2998649eb8ebe10758e1db938b6a91e38ff3295b1b7c1
+DIST protobuf-23.3.tar.gz 5043803 BLAKE2B ee2edee230969555c9ef95069c7b1d6c23c3d1f8ea1b2249fb3e9f6fcf63312c6e10e9da65b80629fb08d5fb08d05a19bb9c752c25b892c1e3fd6f18b9279eb3 SHA512 646af367dbc61b42e322cf0b335f360e428b272e2b1f5361b2f17c18d3dc9dddd615e1279436028b1a42275a0beadda37c2c934fc27d6c892131cc8d526d8b3b

sdk_container/src/third_party/portage-stable/dev-libs/protobuf/files/protobuf-23.3-disable-32-bit-tests.patch

@@ -0,0 +1,34 @@
+https://github.com/protocolbuffers/protobuf/issues/8460
+--- a/src/google/protobuf/any_test.cc
++++ b/src/google/protobuf/any_test.cc
+@@ -63,6 +63,8 @@ TEST(AnyTest, TestPackAndUnpack) {
+ }
+ 
+ TEST(AnyTest, TestPackFromSerializationExceedsSizeLimit) {
++  // Filter out this test on 32-bit architectures.
++  if(sizeof(void*) < 8) return;
+   protobuf_unittest::TestAny submessage;
+   submessage.mutable_text()->resize(INT_MAX, 'a');
+   protobuf_unittest::TestAny message;
+
+https://github.com/protocolbuffers/protobuf/issues/8459
+--- a/src/google/protobuf/arena_unittest.cc
++++ b/src/google/protobuf/arena_unittest.cc
+@@ -1373,6 +1373,8 @@ TEST(ArenaTest, MessageLiteOnArena) {
+ uint64_t Align8(uint64_t n) { return (n + 7) & -8; }
+ 
+ TEST(ArenaTest, SpaceAllocated_and_Used) {
++  // Filter out this test on 32-bit architectures.
++  if(sizeof(void*) < 8) return;
+   Arena arena_1;
+   EXPECT_EQ(0, arena_1.SpaceAllocated());
+   EXPECT_EQ(0, arena_1.SpaceUsed());
+@@ -1453,6 +1455,8 @@ TEST(ArenaTest, Alignment) {
+ }
+ 
+ TEST(ArenaTest, BlockSizeSmallerThanAllocation) {
++  // Filter out this test on 32-bit architectures.
++  if(sizeof(void*) < 8) return;
+   for (size_t i = 0; i <= 8; ++i) {
+     ArenaOptions opt;
+     opt.start_block_size = opt.max_block_size = i;

sdk_container/src/third_party/portage-stable/dev-libs/protobuf/files/protobuf-23.3-static_assert-failure.patch

@@ -0,0 +1,11 @@
+https://github.com/protocolbuffers/protobuf/issues/9433
+--- a/src/google/protobuf/descriptor.cc
++++ b/src/google/protobuf/descriptor.cc
+@@ -384,7 +384,6 @@ class FlatAllocatorImpl {
+     ABSL_CHECK(!has_allocated());
+     if (std::is_trivially_destructible<U>::value) {
+       // Trivial types are aligned to 8 bytes.
+-      static_assert(alignof(U) <= 8, "");
+       total_.template Get<char>() += RoundUpTo<8>(array_size * sizeof(U));
+     } else {
+       // Since we can't use `if constexpr`, just make the expression compile

sdk_container/src/third_party/portage-stable/dev-libs/protobuf/protobuf-21.12.ebuild

@@ -0,0 +1,105 @@
+# Copyright 2008-2023 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit cmake-multilib elisp-common toolchain-funcs
+
+if [[ "${PV}" == *9999 ]]; then
+	inherit git-r3
+
+	EGIT_REPO_URI="https://github.com/protocolbuffers/protobuf.git"
+	EGIT_SUBMODULES=()
+else
+	SRC_URI="https://github.com/protocolbuffers/protobuf/archive/v${PV}.tar.gz -> ${P}.tar.gz"
+	KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~loong ~mips ~ppc64 ~riscv ~x86 ~amd64-linux ~x86-linux ~x64-macos"
+fi
+
+DESCRIPTION="Google's Protocol Buffers - Extensible mechanism for serializing structured data"
+HOMEPAGE="https://protobuf.dev/"
+
+LICENSE="BSD"
+SLOT="0/3.$(ver_cut 1-2).0"
+IUSE="emacs examples test zlib"
+RESTRICT="!test? ( test )"
+
+BDEPEND="emacs? ( app-editors/emacs:* )"
+DEPEND="
+	zlib? ( sys-libs/zlib[${MULTILIB_USEDEP}] )
+	test? ( >=dev-cpp/gtest-1.9[${MULTILIB_USEDEP}] )
+"
+RDEPEND="
+	emacs? ( app-editors/emacs:* )
+	zlib? ( sys-libs/zlib[${MULTILIB_USEDEP}] )
+"
+
+PATCHES=(
+	"${FILESDIR}/${PN}-23.3-disable-32-bit-tests.patch"
+	"${FILESDIR}/${PN}-23.3-static_assert-failure.patch"
+)
+
+DOCS=( CONTRIBUTORS.txt README.md )
+
+src_configure() {
+	if tc-ld-is-gold; then
+		# https://sourceware.org/bugzilla/show_bug.cgi?id=24527
+		tc-ld-disable-gold
+	fi
+
+	cmake-multilib_src_configure
+}
+
+multilib_src_configure() {
+	local mycmakeargs=(
+		-Dprotobuf_DISABLE_RTTI=ON
+		-Dprotobuf_BUILD_EXAMPLES=$(usex examples)
+		-Dprotobuf_WITH_ZLIB=$(usex zlib)
+		-Dprotobuf_BUILD_TESTS=$(usex test)
+	)
+	use test && mycmakeargs+=(-Dprotobuf_USE_EXTERNAL_GTEST=ON)
+
+	cmake_src_configure
+}
+
+src_compile() {
+	cmake-multilib_src_compile
+
+	if use emacs; then
+		elisp-compile editors/protobuf-mode.el
+	fi
+}
+
+multilib_src_install_all() {
+	find "${ED}" -name "*.la" -delete || die
+
+	if [[ ! -f "${ED}/usr/$(get_libdir)/libprotobuf.so.${SLOT#*/}" ]]; then
+		eerror "No matching library found with SLOT variable, currently set: ${SLOT}\n" \
+			"Expected value: ${ED}/usr/$(get_libdir)/libprotobuf.so.${SLOT#*/}"
+		die "Please update SLOT variable"
+	fi
+
+	insinto /usr/share/vim/vimfiles/syntax
+	doins editors/proto.vim
+	insinto /usr/share/vim/vimfiles/ftdetect
+	doins "${FILESDIR}/proto.vim"
+
+	if use emacs; then
+		elisp-install ${PN} editors/protobuf-mode.el*
+		elisp-site-file-install "${FILESDIR}/70${PN}-gentoo.el"
+	fi
+
+	if use examples; then
+		DOCS+=(examples)
+		docompress -x /usr/share/doc/${PF}/examples
+	fi
+
+	einstalldocs
+}
+
+pkg_postinst() {
+	use emacs && elisp-site-regen
+}
+
+pkg_postrm() {
+	use emacs && elisp-site-regen
+}

sdk_container/src/third_party/portage-stable/dev-libs/protobuf/protobuf-23.3-r2.ebuild

@@ -0,0 +1,108 @@
+# Copyright 2008-2023 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit cmake-multilib elisp-common toolchain-funcs
+
+if [[ "${PV}" == *9999 ]]; then
+	inherit git-r3
+
+	EGIT_REPO_URI="https://github.com/protocolbuffers/protobuf.git"
+	EGIT_SUBMODULES=()
+else
+	SRC_URI="https://github.com/protocolbuffers/protobuf/archive/v${PV}.tar.gz -> ${P}.tar.gz"
+	KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~loong ~mips ~ppc64 ~riscv ~x86 ~amd64-linux ~x86-linux ~x64-macos"
+fi
+
+DESCRIPTION="Google's Protocol Buffers - Extensible mechanism for serializing structured data"
+HOMEPAGE="https://protobuf.dev/"
+
+LICENSE="BSD"
+SLOT="0/$(ver_cut 1-2).0"
+IUSE="emacs examples test zlib"
+RESTRICT="!test? ( test )"
+
+BDEPEND="emacs? ( app-editors/emacs:* )"
+DEPEND="
+	>=dev-cpp/abseil-cpp-20230125.3:=[${MULTILIB_USEDEP}]
+	zlib? ( sys-libs/zlib[${MULTILIB_USEDEP}] )
+	test? ( >=dev-cpp/gtest-1.9[${MULTILIB_USEDEP}] )
+"
+RDEPEND="
+	>=dev-cpp/abseil-cpp-20230125.3:=[${MULTILIB_USEDEP}]
+	emacs? ( app-editors/emacs:* )
+	zlib? ( sys-libs/zlib[${MULTILIB_USEDEP}] )
+"
+
+PATCHES=(
+	"${FILESDIR}/${PN}-23.3-disable-32-bit-tests.patch"
+	"${FILESDIR}/${PN}-23.3-static_assert-failure.patch"
+)
+
+DOCS=( CONTRIBUTORS.txt README.md )
+
+src_configure() {
+	if tc-ld-is-gold; then
+		# https://sourceware.org/bugzilla/show_bug.cgi?id=24527
+		tc-ld-disable-gold
+	fi
+
+	cmake-multilib_src_configure
+}
+
+multilib_src_configure() {
+	local mycmakeargs=(
+		-Dprotobuf_DISABLE_RTTI=ON
+		-Dprotobuf_BUILD_EXAMPLES=$(usex examples)
+		-Dprotobuf_WITH_ZLIB=$(usex zlib)
+		-Dprotobuf_BUILD_TESTS=$(usex test)
+		-Dprotobuf_ABSL_PROVIDER=package
+	)
+	use test && mycmakeargs+=(-Dprotobuf_USE_EXTERNAL_GTEST=ON)
+
+	cmake_src_configure
+}
+
+src_compile() {
+	cmake-multilib_src_compile
+
+	if use emacs; then
+		elisp-compile editors/protobuf-mode.el
+	fi
+}
+
+multilib_src_install_all() {
+	find "${ED}" -name "*.la" -delete || die
+
+	if [[ ! -f "${ED}/usr/$(get_libdir)/libprotobuf.so.${SLOT#*/}" ]]; then
+		eerror "No matching library found with SLOT variable, currently set: ${SLOT}\n" \
+			"Expected value: ${ED}/usr/$(get_libdir)/libprotobuf.so.${SLOT#*/}"
+		die "Please update SLOT variable"
+	fi
+
+	insinto /usr/share/vim/vimfiles/syntax
+	doins editors/proto.vim
+	insinto /usr/share/vim/vimfiles/ftdetect
+	doins "${FILESDIR}/proto.vim"
+
+	if use emacs; then
+		elisp-install ${PN} editors/protobuf-mode.el*
+		elisp-site-file-install "${FILESDIR}/70${PN}-gentoo.el"
+	fi
+
+	if use examples; then
+		DOCS+=(examples)
+		docompress -x /usr/share/doc/${PF}/examples
+	fi
+
+	einstalldocs
+}
+
+pkg_postinst() {
+	use emacs && elisp-site-regen
+}
+
+pkg_postrm() {
+	use emacs && elisp-site-regen
+}