sys-devel/libtool: Sync with Gentoo

It's from Gentoo commit cc63949e79dcd30f226f08d94064388a489d819e.

sdk_container/src/third_party/portage-stable/sys-devel/libtool/libtool-2.4.7-r2.ebuild

@@ -0,0 +1,119 @@
+# Copyright 1999-2024 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+# Please bump with dev-libs/libltdl.
+
+# bug #225559
+LIBTOOLIZE="true"
+WANT_LIBTOOL="none"
+inherit autotools prefix
+
+if [[ ${PV} == *9999 ]] ; then
+	EGIT_REPO_URI="https://git.savannah.gnu.org/git/libtool.git"
+	inherit git-r3
+else
+	SRC_URI="mirror://gnu/${PN}/${P}.tar.xz"
+	KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~loong ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~amd64-linux ~x86-linux ~arm64-macos ~ppc-macos ~x64-macos ~x64-solaris"
+fi
+
+DESCRIPTION="A shared library tool for developers"
+HOMEPAGE="https://www.gnu.org/software/libtool/"
+
+LICENSE="GPL-2"
+SLOT="2"
+IUSE="vanilla"
+
+# Pull in libltdl directly until we convert packages to the new dep.
+RDEPEND="
+	sys-devel/gnuconfig
+	>=sys-devel/autoconf-2.69:*
+	>=sys-devel/automake-1.13:*
+"
+DEPEND="${RDEPEND}"
+[[ ${PV} == *9999 ]] && BDEPEND="sys-apps/help2man"
+
+# Note that we have more patches in https://gitweb.gentoo.org/proj/elt-patches.git/
+# for package builds. The patches here are just those which are definitely fine
+# for the system-wide libtool installation as well.
+PATCHES=(
+	# bug #109105
+	"${FILESDIR}"/${PN}-2.4.3-use-linux-version-in-fbsd.patch
+	# bug #581314
+	"${FILESDIR}"/${PN}-2.4.6-ppc64le.patch
+
+	"${FILESDIR}"/${PN}-2.2.6a-darwin-module-bundle.patch
+	"${FILESDIR}"/${PN}-2.4.6-darwin-use-linux-version.patch
+	"${FILESDIR}"/${PN}-2.4.7-werror-lto.patch
+	"${FILESDIR}"/${PN}-2.4.7-grep-3.8.patch
+)
+
+src_prepare() {
+	if [[ ${PV} == *9999 ]] ; then
+		eapply "${FILESDIR}"/${PN}-2.4.6-pthread.patch # bug #650876
+		./bootstrap || die
+	else
+		PATCHES+=(
+			"${FILESDIR}"/${PN}-2.4.6-pthread_bootstrapped.patch # bug #650876
+		)
+	fi
+
+	# WARNING: File build-aux/ltmain.sh is read-only; trying to patch anyway
+	chmod +w build-aux/ltmain.sh || die
+
+	if use vanilla ; then
+		eapply_user
+		return 0
+	else
+		default
+	fi
+
+	if use prefix ; then
+		# seems that libtool has to know about EPREFIX a little bit
+		# better, since it fails to find prefix paths to search libs
+		# from, resulting in some packages building static only, since
+		# libtool is fooled into thinking that libraries are unavailable
+		# (argh...). This could also be fixed by making the gcc wrapper
+		# return the correct result for -print-search-dirs (doesn't
+		# include prefix dirs ...).
+		eapply "${FILESDIR}"/${PN}-2.2.10-eprefix.patch
+		eprefixify m4/libtool.m4
+	fi
+
+	pushd libltdl >/dev/null || die
+	AT_NOELIBTOOLIZE=yes eautoreconf
+	popd >/dev/null || die
+	AT_NOELIBTOOLIZE=yes eautoreconf
+
+	# Make sure timestamps don't trigger a rebuild of man pages. #556512
+	if [[ ${PV} != *9999 ]] ; then
+		touch doc/*.1 || die
+		export HELP2MAN=true
+	fi
+}
+
+src_configure() {
+	# the libtool script uses bash code in it and at configure time, tries
+	# to find a bash shell.  if /bin/sh is bash, it uses that.  this can
+	# cause problems for people who switch /bin/sh on the fly to other
+	# shells, so just force libtool to use /bin/bash all the time.
+	export CONFIG_SHELL="$(type -P bash)"
+
+	# Do not bother hardcoding the full path to sed.
+	# Just rely on $PATH. bug #574550
+	export ac_cv_path_SED="$(basename "$(type -P sed)")"
+
+	[[ ${CHOST} == *-darwin* ]] && local myconf="--program-prefix=g"
+
+	ECONF_SOURCE="${S}" econf ${myconf} --disable-ltdl-install
+}
+
+src_install() {
+	default
+
+	local x
+	while read -d $'\0' -r x ; do
+		ln -sf "${EPREFIX}"/usr/share/gnuconfig/${x##*/} "${x}" || die
+	done < <(find "${ED}" '(' -name config.guess -o -name config.sub ')' -print0)
+}

sdk_container/src/third_party/portage-stable/sys-devel/libtool/libtool-9999.ebuild

@@ -1,4 +1,4 @@
-# Copyright 1999-2023 Gentoo Authors
+# Copyright 1999-2024 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=7
@@ -30,11 +30,13 @@ RDEPEND="
 	sys-devel/gnuconfig
 	>=sys-devel/autoconf-2.69:*
 	>=sys-devel/automake-1.13:*
-	>=dev-libs/libltdl-2.4.7
 "
 DEPEND="${RDEPEND}"
 [[ ${PV} == *9999 ]] && BDEPEND="sys-apps/help2man"
 
+# Note that we have more patches in https://gitweb.gentoo.org/proj/elt-patches.git/
+# for package builds. The patches here are just those which are definitely fine
+# for the system-wide libtool installation as well.
 PATCHES=(
 	# bug #109105
 	"${FILESDIR}"/${PN}-2.4.3-use-linux-version-in-fbsd.patch
@@ -43,7 +45,6 @@ PATCHES=(
 
 	"${FILESDIR}"/${PN}-2.2.6a-darwin-module-bundle.patch
 	"${FILESDIR}"/${PN}-2.4.6-darwin-use-linux-version.patch
-	"${FILESDIR}"/${PN}-2.4.7-grep-3.8.patch
 )
 
 src_prepare() {