dev-libs/libxslt: Sync with Gentoo

It's from Gentoo commit 60b385aa5db82b6786c8dd1b72758582a9c2ea5c.

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

@@ -1,2 +1,3 @@
 DIST libxslt-1.1.39.tar.xz 1578216 BLAKE2B 7c87b769d345fc99a966bea6b4e94533fa211dc3a987ce013a03eefb05dde73ef75526bdecf7d32d8c77112232096fb22d8ec4f0a781b9f59d0422a2db75df01 SHA512 c0c99dc63f8b2acb6cc3ad7ad684ffa2a427ee8d1740495cbf8a7c9b9c8679f96351b4b676c73ccc191014db4cb4ab42b9a0070f6295565f39dbc665c5c16f89
 DIST libxslt-1.1.41.tar.xz 1573868 BLAKE2B 2228a4074f257edd4fa0ebb2a713b035b780b19398ba9208dedb0d0cec6777129c9bb08a80494b657a4238bea228bd752761118a0022f56d71cc1302838b1733 SHA512 b9f94d1c00dfb9f731c6c424a0d3f07fb0a37935048b26618e5405c3890d1d40c832420117de4d5363a90ab4809f77f6e566013ce7858cc88e0905709ca0f6fe
+DIST libxslt-1.1.42.tar.xz 1573668 BLAKE2B 91b2ca38807ae21b6629b8e19f4ab9d7d19bc0af17f2546e1cf278b2f2fff62b86bbbd996085fff322f3d5ae6c2b20bcfc4e9fb501c301d3fd5d56cf5b205ede SHA512 02a2189b6cd65fa1fb929fc0e6868bc046bdd8827849f0048cdf9267ed9450745158cef0f2713a833e28fb520b312ff86dc5754dd423ce768c457bfd8812bdc7

sdk_container/src/third_party/portage-stable/dev-libs/libxslt/libxslt-1.1.42.ebuild

@@ -0,0 +1,123 @@
+# Copyright 1999-2024 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+# Note: Please bump this in sync with dev-libs/libxml2.
+
+PYTHON_COMPAT=( python3_{10..13} )
+inherit python-r1 multilib-minimal
+
+DESCRIPTION="XSLT libraries and tools"
+HOMEPAGE="https://gitlab.gnome.org/GNOME/libxslt"
+if [[ ${PV} == 9999 ]] ; then
+	EGIT_REPO_URI="https://gitlab.gnome.org/GNOME/libxslt"
+	inherit autotools git-r3
+else
+	inherit libtool gnome.org
+	KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~loong ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~amd64-linux ~x86-linux ~arm64-macos ~ppc-macos ~x64-macos ~x64-solaris"
+fi
+
+LICENSE="MIT"
+SLOT="0"
+IUSE="crypt debug examples python static-libs"
+REQUIRED_USE="python? ( ${PYTHON_REQUIRED_USE} )"
+
+BDEPEND=">=virtual/pkgconfig-1"
+RDEPEND="
+	>=dev-libs/libxml2-2.13:2[${MULTILIB_USEDEP}]
+	crypt? ( >=dev-libs/libgcrypt-1.5.3:=[${MULTILIB_USEDEP}] )
+	python? (
+		${PYTHON_DEPS}
+		>=dev-libs/libxml2-2.13:2[${MULTILIB_USEDEP},python,${PYTHON_USEDEP}]
+	)
+"
+DEPEND="${RDEPEND}"
+
+MULTILIB_CHOST_TOOLS=(
+	/usr/bin/xslt-config
+)
+
+MULTILIB_WRAPPED_HEADERS=(
+	/usr/include/libxslt/xsltconfig.h
+)
+
+src_prepare() {
+	default
+
+	if [[ ${PV} == 9999 ]] ; then
+		eautoreconf
+	else
+		# Prefix always needs elibtoolize if not eautoreconf'd.
+		elibtoolize
+	fi
+}
+
+multilib_src_configure() {
+	libxslt_configure() {
+		ECONF_SOURCE="${S}" econf \
+			--without-python \
+			$(use_with crypt crypto) \
+			$(use_with debug) \
+			$(use_enable static-libs static) \
+			"$@"
+	}
+
+	# Build Python bindings separately
+	libxslt_configure --without-python
+
+	if multilib_is_native_abi && use python ; then
+		NATIVE_BUILD_DIR="${BUILD_DIR}"
+		python_foreach_impl run_in_build_dir libxslt_configure --with-python
+	fi
+}
+
+libxslt_py_emake() {
+	pushd "${BUILD_DIR}"/python >/dev/null || die
+
+	emake top_builddir="${NATIVE_BUILD_DIR}" "$@"
+
+	popd >/dev/null || die
+}
+
+multilib_src_compile() {
+	default
+
+	if multilib_is_native_abi && use python ; then
+		python_foreach_impl run_in_build_dir libxslt_py_emake all
+	fi
+}
+
+multilib_src_test() {
+	default
+
+	if multilib_is_native_abi && use python ; then
+		python_foreach_impl run_in_build_dir libxslt_py_emake check
+	fi
+}
+
+multilib_src_install() {
+	# "default" does not work here - docs are installed by multilib_src_install_all
+	emake DESTDIR="${D}" install
+
+	if multilib_is_native_abi && use python; then
+		python_foreach_impl run_in_build_dir libxslt_py_emake \
+			DESTDIR="${D}" \
+			install
+
+		# Hack until automake release is made for the optimise fix
+		# https://git.savannah.gnu.org/cgit/automake.git/commit/?id=bde43d0481ff540418271ac37012a574a4fcf097
+		python_foreach_impl python_optimize
+	fi
+}
+
+multilib_src_install_all() {
+	einstalldocs
+
+	if ! use examples ; then
+		rm -rf "${ED}"/usr/share/doc/${PF}/tutorial{,2} || die
+		rm -rf "${ED}"/usr/share/doc/${PF}/python/examples || die
+	fi
+
+	find "${ED}" -type f -name "*.la" -delete || die
+}