Move {sys-devel → dev-build}/autoconf-vanilla

Signed-off-by: Michał Górny <mgorny@gentoo.org>

22 files changed, 928 insertions, 0 deletions

diff --git a/dev-build/autoconf-vanilla/Manifest b/dev-build/autoconf-vanilla/Manifest
new file mode 100644
index 000000000000..c21b71925bb7
--- /dev/null
+++ b/dev-build/autoconf-vanilla/Manifest
@@ -0,0 +1,7 @@
+DIST autoconf-2.13.tar.gz 443844 BLAKE2B ade10f9d4a0b1a0e8b752eee817cfe100d77b074192b9892330402ddc5b62dda1a3485ce0c36e72191daa9fd49382b99851cb6aa3a13aca8cf2ae6e884638fb6 SHA512 602584f4c77b7a554aaa068eda5409b68eb0b3229e9c224bffb91c83c4314d25de15bd560a323626ff78f6df339c79e1ef8938c54b78ecadf4dc75c5241290ad
+DIST autoconf-2.69-runstatedir_patches.tar.xz 257096 BLAKE2B ae765e0ca7fe8261117f6f6b75611c232fc3d4016c22c86346afa72f2b7e6c3b7ccc1f9dfe134b2443f8bde6d578b503d79cf88472f76ce75b6c2e843ef55b8e SHA512 55f93299fe5243151f6bb782986a7935270f06d5065929f4d365a37aba05703e3ce66ecf7981d30413db50ee6b4f77d81d10a71b539c8a366c5c5a156c5443da
+DIST autoconf-2.69.tar.xz 1214744 BLAKE2B 71d33d72a06e9a05fbed0eda73bc9d8a3805c7c90bf082959862f93f3c5f01192114176e84d84ecb58fa99512eafbc0ab21ad1407be18c8c63bb3dc1117c482d SHA512 995d3e5a8eb1eb37e2b7fae53c6ec7a9b4df997286b7d643344818f94636756b1bf5ff5ea9155e755cb9461149a853dfbf2886fc6bd7132e5afa9c168e306e9b
+DIST autoconf-2.69.tar.xz.sig 556 BLAKE2B 07eaae3429f4bbd3ea40b4b366db383d9e322b03def7956f8961a20a6759072e8c327d4723313097f75caba0513928c37270beda8f8b491888fdd47a2ee80ad6 SHA512 e54082e00522463ba7d6b6ea6d700b8799a41177b34e057dd72abbe46219f0ce58674575d60fb106e37deeee8871d4ccfd85746c2d0e096a71eb096ffdb3020c
+DIST autoconf-2.71.tar.xz 1292296 BLAKE2B 7fd4b98b4cfff10720e8da6ee91045637991643b50fcb3e47a0ecfcc01600f7b7b36fd1c0a5f08b68a418f1bdbd8d5a98de1008157595dd37cc3a31facb61416 SHA512 73d32b4adcbe24e3bafa9f43f59ed3b6efbd3de0f194e5ec90375f35da1199c583f5d3e89139b7edbad35171403709270e339ffa56a2ecb9b3123e9285021ff0
+DIST autoconf-2.72.tar.xz 1389680 BLAKE2B 01caeced9e53d8bd39fb0cf4929322f0d463971b0a96368aa55892026897a9e98c2ca84a77db1b3c6c4483aea54b96da16a7bc00b7ac15e23c6b0471438012db SHA512 c4e9fbd858666d3e5c3b4fe7f89aa3e8e3a0a00dc7e166f8147d937d911b77ba3ac6a016f9d223ccdd830bc8960b3e60397c0607cc6a1fd2c50c7492839ddd17
+DIST autoconf-2.72.tar.xz.sig 833 BLAKE2B cc33101c5d2bd28f233e54a2843d3c81dc9729238b0900a8f23ef17b982aa0e0194892c07b1365246b6c9c0ea74becd288ae581ee34d593131b83538c69a6204 SHA512 7a0d350b23cf47c45811ae35928a4fec67ce1f3adb1965904fe6d9a0fad68139df4902662bcf4731a2f809381cae0b265a8f1f57d0a9a39777250a97a3c481d9
diff --git a/dev-build/autoconf-vanilla/autoconf-vanilla-2.13.ebuild b/dev-build/autoconf-vanilla/autoconf-vanilla-2.13.ebuild
new file mode 100644
index 000000000000..5adfce2d4b0d
--- /dev/null
+++ b/dev-build/autoconf-vanilla/autoconf-vanilla-2.13.ebuild
@@ -0,0 +1,58 @@
+# Copyright 1999-2024 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit toolchain-autoconf
+
+MY_PN=${PN/-vanilla}
+MY_P=${MY_PN}-${PV}
+
+DESCRIPTION="Used to create autoconfiguration files"
+HOMEPAGE="https://www.gnu.org/software/autoconf/autoconf.html"
+SRC_URI="mirror://gnu/${MY_PN}/${MY_P}.tar.gz"
+S="${WORKDIR}"/${MY_P}
+
+LICENSE="GPL-2"
+SLOT="${PV:0:3}"
+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"
+IUSE="test"
+RESTRICT="!test? ( test )"
+
+BDEPEND="
+	dev-lang/perl
+	sys-devel/m4
+	test? ( dev-util/dejagnu )
+"
+RDEPEND="
+	${BDEPEND}
+	sys-apps/texinfo
+	>=dev-build/autoconf-wrapper-13
+"
+
+PATCHES=(
+	"${FILESDIR}"/${MY_P}-gentoo.patch
+	"${FILESDIR}"/${MY_P}-destdir.patch
+	"${FILESDIR}"/${MY_P}-test-fixes.patch #146592
+	"${FILESDIR}"/${MY_P}-perl-5.26.patch
+)
+
+src_configure() {
+	# need to include --exec-prefix and --bindir or our
+	#	 DESTDIR patch will trigger sandbox hate :(
+	#
+	# need to force locale to C to avoid bugs in the old
+	# configure script breaking the install paths #351982
+	#
+	# force to `awk` so that we don't encode another awk that
+	#  happens to currently be installed, but might later be
+	# uninstalled (like mawk).  same for m4.
+	export ac_cv_path_M4="m4" ac_cv_prog_AWK="awk"
+	export LC_ALL=C
+
+	toolchain-autoconf_src_configure \
+		--exec-prefix="${EPREFIX}"/usr \
+		--bindir="${EPREFIX}"/usr/bin \
+		--datadir="${EPREFIX}"/usr/share/"${P}" \
+		--infodir="${TC_AUTOCONF_INFOPATH}"
+}
diff --git a/dev-build/autoconf-vanilla/autoconf-vanilla-2.69.ebuild b/dev-build/autoconf-vanilla/autoconf-vanilla-2.69.ebuild
new file mode 100644
index 000000000000..06d25fed26d0
--- /dev/null
+++ b/dev-build/autoconf-vanilla/autoconf-vanilla-2.69.ebuild
@@ -0,0 +1,95 @@
+# Copyright 1999-2024 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+if [[ ${PV} == 9999 ]] ; then
+	EGIT_REPO_URI="https://git.savannah.gnu.org/git/autoconf.git"
+	inherit git-r3
+else
+	MY_PN=${PN/-vanilla}
+	MY_P=${MY_PN}-${PV}
+
+	# Eric Blake signed 2.69 so use sec-keys/openpgp-keys-m4
+	VERIFY_SIG_OPENPGP_KEY_PATH=/usr/share/openpgp-keys/m4.asc
+	inherit verify-sig
+
+	SRC_URI="
+		mirror://gnu/${MY_PN}/${MY_P}.tar.xz
+		https://dev.gentoo.org/~polynomial-c/dist/${MY_P}-runstatedir_patches.tar.xz
+		verify-sig? ( mirror://gnu/${MY_PN}/${MY_P}.tar.xz.sig )
+	"
+	KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~amd64-linux ~x86-linux ~arm64-macos ~ppc-macos ~x64-macos ~x64-solaris"
+
+	BDEPEND+=" verify-sig? ( sec-keys/openpgp-keys-m4 )"
+fi
+
+S="${WORKDIR}"/${MY_P}
+
+inherit toolchain-autoconf
+
+DESCRIPTION="Used to create autoconfiguration files"
+HOMEPAGE="https://www.gnu.org/software/autoconf/autoconf.html"
+
+LICENSE="GPL-3+"
+SLOT="${PV}"
+IUSE="emacs"
+
+BDEPEND+="
+	>=sys-devel/m4-1.4.16
+	>=dev-lang/perl-5.6
+"
+RDEPEND="
+	${BDEPEND}
+	>=dev-build/autoconf-wrapper-13
+	!~sys-devel/${P}:2.5
+"
+
+[[ ${PV} == 9999 ]] && BDEPEND+=" >=sys-apps/texinfo-4.3"
+
+PDEPEND="emacs? ( app-emacs/autoconf-mode )"
+
+PATCHES=(
+	"${FILESDIR}"/${MY_PN}-2.69-perl-5.26.patch
+	"${FILESDIR}"/${MY_P}-fix-libtool-test.patch
+	"${FILESDIR}"/${MY_PN}-2.69-perl-5.26-2.patch
+	"${FILESDIR}"/${MY_P}-make-tests-bash5-compatible.patch
+
+	"${WORKDIR}"/patches/${MY_P}-texinfo.patch
+)
+
+TC_AUTOCONF_ENVPREFIX=07
+
+src_unpack() {
+	if use verify-sig ; then
+		# Needed for downloaded patch (which is unsigned, which is fine)
+		verify-sig_verify_detached "${DISTDIR}"/${MY_P}.tar.xz{,.sig}
+	fi
+
+	default
+}
+
+src_prepare() {
+	# usr/bin/libtool is provided by binutils-apple, need gnu libtool
+	if [[ ${CHOST} == *-darwin* ]] ; then
+		PATCHES+=( "${FILESDIR}"/${MY_PN}-2.61-darwin.patch )
+	fi
+
+	# Save timestamp to avoid later makeinfo call
+	touch -r doc/{,old_}autoconf.texi || die
+
+	toolchain-autoconf_src_prepare
+
+	# Restore timestamp to avoid makeinfo call
+	# We already have an up to date autoconf.info page at this point.
+	touch -r doc/{old_,}autoconf.texi || die
+
+	# This version uses recursive makefiles.  As this code is dead by
+	# now, and this 'fix' is getting hacked in from the future back into
+	# the past, I doubt that the sins committed below will have a wide
+	# impact.  Don't copy this code.
+	find . \
+		 -name Makefile.in \
+		 -execdir sed -i '/^pkgdatadir/s/@PACKAGE@/&-vanilla/g' {} + \
+		 || die
+}
diff --git a/dev-build/autoconf-vanilla/autoconf-vanilla-2.71.ebuild b/dev-build/autoconf-vanilla/autoconf-vanilla-2.71.ebuild
new file mode 100644
index 000000000000..e748afd83637
--- /dev/null
+++ b/dev-build/autoconf-vanilla/autoconf-vanilla-2.71.ebuild
@@ -0,0 +1,88 @@
+# Copyright 1999-2024 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+if [[ ${PV} == 9999 ]] ; then
+	EGIT_REPO_URI="https://git.savannah.gnu.org/git/autoconf.git"
+	inherit git-r3
+else
+	MY_PN=${PN/-vanilla}
+	MY_P=${MY_PN}-${PV}
+
+	SRC_URI="
+		mirror://gnu/${MY_PN}/${MY_P}.tar.xz
+		https://alpha.gnu.org/pub/gnu/${MY_PN}/${MY_P}.tar.xz
+	"
+
+	if ! [[ ${PV} == *_beta* ]] ; then
+		KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~loong ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~amd64-linux ~x86-linux ~arm64-macos ~ppc-macos ~x64-macos ~x64-solaris"
+	fi
+	S="${WORKDIR}"/${MY_P}
+fi
+
+inherit toolchain-autoconf
+
+DESCRIPTION="Used to create autoconfiguration files"
+HOMEPAGE="https://www.gnu.org/software/autoconf/autoconf.html"
+
+LICENSE="GPL-3+"
+SLOT="${PV/_*}"
+IUSE="emacs"
+
+# for 2.71, our Perl time resolution patch changes our min Perl from 5.6
+# (vanilla upstream for 2.71) to 5.8.
+BDEPEND=">=sys-devel/m4-1.4.16
+	>=dev-lang/perl-5.8"
+RDEPEND="${BDEPEND}
+	>=dev-build/autoconf-wrapper-15
+	sys-devel/gnuconfig
+	!~sys-devel/${P}:2.5"
+[[ ${PV} == 9999 ]] && BDEPEND+=" >=sys-apps/texinfo-4.3"
+PDEPEND="emacs? ( app-emacs/autoconf-mode )"
+
+PATCHES=(
+	"${FILESDIR}"/${MY_P}-AC_LANG_CALL_C_cxx.patch
+	"${FILESDIR}"/${MY_P}-time.patch
+	"${FILESDIR}"/${MY_P}-make-4.4.patch
+	"${FILESDIR}"/"${MY_P}"-conflicts.patch
+)
+
+TC_AUTOCONF_ENVPREFIX=07
+
+src_prepare() {
+	# usr/bin/libtool is provided by binutils-apple, need gnu libtool
+	if [[ ${CHOST} == *-darwin* ]] ; then
+		PATCHES+=( "${FILESDIR}"/${MY_PN}-2.71-darwin.patch )
+	fi
+
+	# Save timestamp to avoid later makeinfo call
+	touch -r doc/{,old_}autoconf.texi || die
+
+	local pdir
+	for pdir in "${WORKDIR}"/{upstream_,}patches ; do
+		if [[ -d "${pdir}" ]] ; then
+			eapply ${pdir}
+		fi
+	done
+
+	toolchain-autoconf_src_prepare
+
+	# Restore timestamp to avoid makeinfo call
+	# We already have an up to date autoconf.info page at this point.
+	touch -r doc/{old_,}autoconf.texi || die
+}
+
+src_test() {
+	emake check
+}
+
+src_install() {
+	toolchain-autoconf_src_install
+
+	local f
+	for f in config.{guess,sub} ; do
+		ln -fs ../../gnuconfig/${f} \
+			"${ED}"/usr/share/autoconf-*/build-aux/${f} || die
+	done
+}
diff --git a/dev-build/autoconf-vanilla/autoconf-vanilla-2.72.ebuild b/dev-build/autoconf-vanilla/autoconf-vanilla-2.72.ebuild
new file mode 100644
index 000000000000..a1ceaa2f09e8
--- /dev/null
+++ b/dev-build/autoconf-vanilla/autoconf-vanilla-2.72.ebuild
@@ -0,0 +1,99 @@
+# Copyright 1999-2024 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+if [[ ${PV} == 9999 ]] ; then
+	EGIT_REPO_URI="https://git.savannah.gnu.org/git/autoconf.git"
+	inherit git-r3
+else
+	MY_PN=${PN/-vanilla}
+	# For _beta handling replace with real version number
+	MY_PV="${PV}"
+	MY_P="${MY_PN}-${MY_PV}"
+	#PATCH_TARBALL_NAME="${MY_PN}-2.70-patches-01"
+
+	VERIFY_SIG_OPENPGP_KEY_PATH=/usr/share/openpgp-keys/zackweinberg.asc
+	inherit verify-sig
+
+	SRC_URI="
+		mirror://gnu/${MY_PN}/${MY_P}.tar.xz
+		https://alpha.gnu.org/pub/gnu/${MY_PN}/${MY_P}.tar.xz
+		https://meyering.net/ac/${MY_P}.tar.xz
+		verify-sig? ( mirror://gnu/${PN}/${MY_P}.tar.xz.sig )
+	"
+	 S="${WORKDIR}"/${MY_P}
+
+	if [[ ${PV} != *_beta* ]] && ! [[ $(ver_cut 3) =~ [a-z] ]] ; then
+		KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~loong ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~amd64-linux ~x86-linux ~arm64-macos ~ppc-macos ~x64-macos ~x64-solaris"
+	fi
+
+	BDEPEND="verify-sig? ( sec-keys/openpgp-keys-zackweinberg )"
+fi
+
+inherit toolchain-autoconf
+
+DESCRIPTION="Used to create autoconfiguration files"
+HOMEPAGE="https://www.gnu.org/software/autoconf/autoconf.html"
+
+LICENSE="GPL-3+"
+SLOT="$(ver_cut 1-2)"
+IUSE="emacs"
+
+BDEPEND+="
+	>=dev-lang/perl-5.10
+	>=sys-devel/m4-1.4.16
+"
+RDEPEND="
+	${BDEPEND}
+	>=dev-build/autoconf-wrapper-15
+	sys-devel/gnuconfig
+	!~sys-devel/${P}:2.5
+"
+[[ ${PV} == 9999 ]] && BDEPEND+=" >=sys-apps/texinfo-4.3"
+PDEPEND="emacs? ( app-emacs/autoconf-mode )"
+
+PATCHES=(
+	"${FILESDIR}"/"${MY_P}"-conflicts.patch
+)
+
+TC_AUTOCONF_ENVPREFIX=07
+
+src_prepare() {
+	if [[ ${PV} == *9999 ]] ; then
+		# Avoid the "dirty" suffix in the git version by generating it
+		# before we run later stages which might modify source files.
+		local ver=$(./build-aux/git-version-gen .tarball-version)
+		echo "${ver}" > .tarball-version || die
+
+		autoreconf -f -i || die
+	fi
+
+	# usr/bin/libtool is provided by binutils-apple, need gnu libtool
+	if [[ ${CHOST} == *-darwin* ]] ; then
+		PATCHES+=( "${FILESDIR}"/${MY_PN}-2.71-darwin.patch )
+	fi
+
+	# Save timestamp to avoid later makeinfo call
+	touch -r doc/{,old_}autoconf.texi || die
+
+	toolchain-autoconf_src_prepare
+
+	# Restore timestamp to avoid makeinfo call
+	# We already have an up to date autoconf.info page at this point.
+	touch -r doc/{old_,}autoconf.texi || die
+}
+
+src_test() {
+	emake check
+}
+
+src_install() {
+	toolchain-autoconf_src_install
+
+	local f
+	for f in config.{guess,sub} ; do
+		ln -fs ../../gnuconfig/${f} \
+			"${ED}"/usr/share/autoconf-*/build-aux/${f} || die
+	done
+}
diff --git a/dev-build/autoconf-vanilla/autoconf-vanilla-9999.ebuild b/dev-build/autoconf-vanilla/autoconf-vanilla-9999.ebuild
new file mode 100644
index 000000000000..a1ceaa2f09e8
--- /dev/null
+++ b/dev-build/autoconf-vanilla/autoconf-vanilla-9999.ebuild
@@ -0,0 +1,99 @@
+# Copyright 1999-2024 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+if [[ ${PV} == 9999 ]] ; then
+	EGIT_REPO_URI="https://git.savannah.gnu.org/git/autoconf.git"
+	inherit git-r3
+else
+	MY_PN=${PN/-vanilla}
+	# For _beta handling replace with real version number
+	MY_PV="${PV}"
+	MY_P="${MY_PN}-${MY_PV}"
+	#PATCH_TARBALL_NAME="${MY_PN}-2.70-patches-01"
+
+	VERIFY_SIG_OPENPGP_KEY_PATH=/usr/share/openpgp-keys/zackweinberg.asc
+	inherit verify-sig
+
+	SRC_URI="
+		mirror://gnu/${MY_PN}/${MY_P}.tar.xz
+		https://alpha.gnu.org/pub/gnu/${MY_PN}/${MY_P}.tar.xz
+		https://meyering.net/ac/${MY_P}.tar.xz
+		verify-sig? ( mirror://gnu/${PN}/${MY_P}.tar.xz.sig )
+	"
+	 S="${WORKDIR}"/${MY_P}
+
+	if [[ ${PV} != *_beta* ]] && ! [[ $(ver_cut 3) =~ [a-z] ]] ; then
+		KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~loong ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~amd64-linux ~x86-linux ~arm64-macos ~ppc-macos ~x64-macos ~x64-solaris"
+	fi
+
+	BDEPEND="verify-sig? ( sec-keys/openpgp-keys-zackweinberg )"
+fi
+
+inherit toolchain-autoconf
+
+DESCRIPTION="Used to create autoconfiguration files"
+HOMEPAGE="https://www.gnu.org/software/autoconf/autoconf.html"
+
+LICENSE="GPL-3+"
+SLOT="$(ver_cut 1-2)"
+IUSE="emacs"
+
+BDEPEND+="
+	>=dev-lang/perl-5.10
+	>=sys-devel/m4-1.4.16
+"
+RDEPEND="
+	${BDEPEND}
+	>=dev-build/autoconf-wrapper-15
+	sys-devel/gnuconfig
+	!~sys-devel/${P}:2.5
+"
+[[ ${PV} == 9999 ]] && BDEPEND+=" >=sys-apps/texinfo-4.3"
+PDEPEND="emacs? ( app-emacs/autoconf-mode )"
+
+PATCHES=(
+	"${FILESDIR}"/"${MY_P}"-conflicts.patch
+)
+
+TC_AUTOCONF_ENVPREFIX=07
+
+src_prepare() {
+	if [[ ${PV} == *9999 ]] ; then
+		# Avoid the "dirty" suffix in the git version by generating it
+		# before we run later stages which might modify source files.
+		local ver=$(./build-aux/git-version-gen .tarball-version)
+		echo "${ver}" > .tarball-version || die
+
+		autoreconf -f -i || die
+	fi
+
+	# usr/bin/libtool is provided by binutils-apple, need gnu libtool
+	if [[ ${CHOST} == *-darwin* ]] ; then
+		PATCHES+=( "${FILESDIR}"/${MY_PN}-2.71-darwin.patch )
+	fi
+
+	# Save timestamp to avoid later makeinfo call
+	touch -r doc/{,old_}autoconf.texi || die
+
+	toolchain-autoconf_src_prepare
+
+	# Restore timestamp to avoid makeinfo call
+	# We already have an up to date autoconf.info page at this point.
+	touch -r doc/{old_,}autoconf.texi || die
+}
+
+src_test() {
+	emake check
+}
+
+src_install() {
+	toolchain-autoconf_src_install
+
+	local f
+	for f in config.{guess,sub} ; do
+		ln -fs ../../gnuconfig/${f} \
+			"${ED}"/usr/share/autoconf-*/build-aux/${f} || die
+	done
+}
diff --git a/dev-build/autoconf-vanilla/files/autoconf-2.13-destdir.patch b/dev-build/autoconf-vanilla/files/autoconf-2.13-destdir.patch
new file mode 100644
index 000000000000..47605af5f59c
--- /dev/null
+++ b/dev-build/autoconf-vanilla/files/autoconf-2.13-destdir.patch
@@ -0,0 +1,26 @@
+--- a/Makefile.in
++++ b/Makefile.in
+@@ -41,18 +41,18 @@
+ 
+ transform=@program_transform_name@
+ 
+-prefix = @prefix@
++prefix = $(DESTDIR)@prefix@
+-exec_prefix = @exec_prefix@
++exec_prefix = $(DESTDIR)@exec_prefix@
+ 
+ # Directory in which to install scripts.
+-bindir = @bindir@
++bindir = $(DESTDIR)@bindir@
+ 
+ # Directory in which to install library files.
+-datadir = @datadir@
++datadir = $(DESTDIR)@datadir@
+ acdatadir = $(datadir)/autoconf
+ 
+ # Directory in which to install documentation info files.
+-infodir = @infodir@
++infodir = $(DESTDIR)@infodir@
+ 
+ #### End of system configuration section. ####
+ 
diff --git a/dev-build/autoconf-vanilla/files/autoconf-2.13-gentoo.patch b/dev-build/autoconf-vanilla/files/autoconf-2.13-gentoo.patch
new file mode 100644
index 000000000000..44f09cba92f0
--- /dev/null
+++ b/dev-build/autoconf-vanilla/files/autoconf-2.13-gentoo.patch
@@ -0,0 +1,36 @@
+--- a/configure
++++ b/configure
+@@ -654,12 +654,10 @@
+   echo "$ac_t""no" 1>&6
+ fi
+ 
+-if test "$PERL" != no; then
+-  SCRIPTS=autoscan
+-else
+-  echo "configure: warning: autoscan will not be built since perl is not found" 1>&2
++if test "$PERL" = no; then
++  PERL=/usr/bin/perl
+ fi
+-
++SCRIPTS=autoscan
+ ac_aux_dir=
+ for ac_dir in $srcdir $srcdir/.. $srcdir/../..; do
+   if test -f $ac_dir/install-sh; then
+--- a/configure.in
++++ b/configure.in
+@@ -14,12 +14,10 @@
+ AC_PATH_PROG(PERL, perl, no)
+ AC_SUBST(PERL)dnl
+ AC_SUBST(SCRIPTS)dnl
+-if test "$PERL" != no; then
+-  SCRIPTS=autoscan
+-else
+-  AC_MSG_WARN(autoscan will not be built since perl is not found)
++if test "$PERL" = no; then
++  PERL=/usr/bin/perl
+ fi
+-
++SCRIPTS=autoscan
+ AC_PROG_INSTALL
+ 
+ # Work with the GNU or Cygnus source tree layout.
diff --git a/dev-build/autoconf-vanilla/files/autoconf-2.13-perl-5.26.patch b/dev-build/autoconf-vanilla/files/autoconf-2.13-perl-5.26.patch
new file mode 100644
index 000000000000..6fbc0cd1bc89
--- /dev/null
+++ b/dev-build/autoconf-vanilla/files/autoconf-2.13-perl-5.26.patch
@@ -0,0 +1,12 @@
+diff -ruN autoconf-2.13.orig/autoscan.pl autoconf-2.13/autoscan.pl
+--- autoconf-2.13.orig/autoscan.pl	1999-01-05 14:28:42.000000000 +0100
++++ autoconf-2.13/autoscan.pl	2018-12-22 19:55:10.986732296 +0100
+@@ -232,7 +232,7 @@
+ 	# Strip out comments and variable references.
+ 	s/#.*//;
+ 	s/\$\([^\)]*\)//g;
+-	s/\${[^\}]*}//g;
++	s/\$\{[^\}]*}//g;
+ 	s/@[^@]*@//g;
+ 
+ 	# Variable assignments.
diff --git a/dev-build/autoconf-vanilla/files/autoconf-2.13-test-fixes.patch b/dev-build/autoconf-vanilla/files/autoconf-2.13-test-fixes.patch
new file mode 100644
index 000000000000..b8a7e3b8ce99
--- /dev/null
+++ b/dev-build/autoconf-vanilla/files/autoconf-2.13-test-fixes.patch
@@ -0,0 +1,18 @@
+newer gcc versions don't provide g77, so if it doesn't exist,
+don't bother trying to test it (and failing)
+
+http://bugs.gentoo.org/146592
+
+--- autoconf-2.13/testsuite/autoconf.s/syntax.exp
++++ autoconf-2.13/testsuite/autoconf.s/syntax.exp
+@@ -5,6 +5,10 @@
+ set macros [exec sed -n $script $srcdir/../acspecific.m4]
+ 
+ foreach mac $macros {
++    if { [string match "*F77*" "$mac"] && [catch {exec which g77} ignore_output] } then {
++        send_user "XFAIL: $mac\n"
++        continue
++    }
+     send_user "$mac\n"
+     autoconf_test $mac $mac
+ }
diff --git a/dev-build/autoconf-vanilla/files/autoconf-2.61-darwin.patch b/dev-build/autoconf-vanilla/files/autoconf-2.61-darwin.patch
new file mode 100644
index 000000000000..83f450e6f5af
--- /dev/null
+++ b/dev-build/autoconf-vanilla/files/autoconf-2.61-darwin.patch
@@ -0,0 +1,11 @@
+--- a/bin/autoreconf.in
++++ b/bin/autoreconf.in
+@@ -110,7 +110,7 @@
+ my $autoheader = $ENV{'AUTOHEADER'} || '@bindir@/@autoheader-name@';
+ my $automake   = $ENV{'AUTOMAKE'}   || 'automake';
+ my $aclocal    = $ENV{'ACLOCAL'}    || 'aclocal';
+-my $libtoolize = $ENV{'LIBTOOLIZE'} || 'libtoolize';
++my $libtoolize = $ENV{'LIBTOOLIZE'} || 'glibtoolize';
+ my $autopoint  = $ENV{'AUTOPOINT'}  || 'autopoint';
+ 
+ # --install -- as --add-missing in other tools.
diff --git a/dev-build/autoconf-vanilla/files/autoconf-2.69-fix-libtool-test.patch b/dev-build/autoconf-vanilla/files/autoconf-2.69-fix-libtool-test.patch
new file mode 100644
index 000000000000..e75eba621606
--- /dev/null
+++ b/dev-build/autoconf-vanilla/files/autoconf-2.69-fix-libtool-test.patch
@@ -0,0 +1,31 @@
+From 247b02e5a5bb79ca6666e91de02ae2d3cb0cd325 Mon Sep 17 00:00:00 2001
+From: "Gary V. Vaughan" <gary@gnu.org>
+Date: Mon, 3 Nov 2014 07:25:03 +0100
+Subject: tests: avoid spurious test failure with libtool 2.4.3
+
+Based on a report by Bruce Dubbs.
+
+* tests/foreign.at (Libtool): Be tolerant of 'quote' replacing the
+older `quote'.
+
+Signed-off-by: Eric Blake <eblake@redhat.com>
+---
+ tests/foreign.at | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/tests/foreign.at b/tests/foreign.at
+index a9dc33c..d4702cd 100644
+--- a/tests/foreign.at
++++ b/tests/foreign.at
+@@ -57,7 +57,7 @@ AT_CHECK([./config.guess || exit 77], [], [ignore], [ignore])
+ # Make sure at-path contains something valid, and let the test suite
+ # display it when verbose.  And fail, skipping would too easily hide
+ # problems.
+-AT_CHECK([sed -n ["s,^.*\`\\(/[^']*\\)'.*,\\1,p"] stdout], [0], [stdout])
++AT_CHECK([sed -n ["s,^[^']*[\`']\\(/[^']*\\)'.*,\\1,p"] stdout], [0], [stdout])
+ AT_CHECK([test -f "`sed -n 1p stdout`"])
+ 
+ # Older libtoolize installed everything but install-sh...
+-- 
+cgit v1.0-41-gc330
+
diff --git a/dev-build/autoconf-vanilla/files/autoconf-2.69-make-tests-bash5-compatible.patch b/dev-build/autoconf-vanilla/files/autoconf-2.69-make-tests-bash5-compatible.patch
new file mode 100644
index 000000000000..1afcec15bb4f
--- /dev/null
+++ b/dev-build/autoconf-vanilla/files/autoconf-2.69-make-tests-bash5-compatible.patch
@@ -0,0 +1,63 @@
+From 5b9db67786a428164abafe626ab11a2754aad528 Mon Sep 17 00:00:00 2001
+From: Ondrej Dubaj <odubaj@redhat.com>
+Date: Wed, 28 Aug 2019 07:39:50 +0200
+Subject: Port tests to Bash 5
+
+* tests/local.at (AT_CHECK_ENV, AT_CONFIG_CMP):
+Add BASH_ARGC, BASH_ARGV to list of variables to be ignored when
+comparing variable space dumps.
+(AT_CONFIG_CMP): Also ignore LINENO.
+* tests/m4sh.at: Also unset LINENO in 'reference' and 'test/test-1'.
+---
+ tests/local.at | 5 ++++-
+ tests/m4sh.at  | 4 ++--
+ 2 files changed, 6 insertions(+), 3 deletions(-)
+
+diff --git a/tests/local.at b/tests/local.at
+index a22958c0..852be285 100644
+--- a/tests/local.at
++++ b/tests/local.at
+@@ -325,7 +325,7 @@ if test -f state-env.before && test -f state-env.after; then
+       [AWK|LEX|LEXLIB|LEX_OUTPUT_ROOT|LN_S|M4|MKDIR_P|RANLIB|SET_MAKE|YACC],
+       [GREP|[EF]GREP|SED],
+       [[_@]|.[*#?$].],
+-      [argv|ARGC|LINENO|OLDPWD|PIPESTATUS|RANDOM|SECONDS]))=' \
++      [argv|ARGC|LINENO|BASH_ARGC|BASH_ARGV|OLDPWD|PIPESTATUS|RANDOM|SECONDS]))=' \
+      $act_file ||
+        test $? -eq 1 || echo failed >&2
+     ) 2>stderr-$act_file |
+@@ -382,6 +382,9 @@ do
+ 	/'\'\\\$\''=/ d
+ 	/^argv=/ d
+ 	/^ARGC=/ d
++	/^BASH_ARGC=/ d
++	/^BASH_ARGV=/ d
++	/^LINENO=/ d
+ 	' $act_file >at_config_vars-$act_file
+ done
+ AT_CMP([at_config_vars-$1], [at_config_vars-$2])[]dnl
+diff --git a/tests/m4sh.at b/tests/m4sh.at
+index e9d70b02..cbdfcb62 100644
+--- a/tests/m4sh.at
++++ b/tests/m4sh.at
+@@ -254,7 +254,7 @@ AT_CHECK([autom4te -l m4sh $1.as -o $1])
+ # `_oline_', once processed and ran, produces our reference.
+ # We check that we find ourselves by looking at a string which is
+ # available only in the original script: `_oline_'.
+-AT_DATA_LINENO([reference], [false], [__OLINE__], [_oline__])
++AT_DATA_LINENO([reference], [true], [__OLINE__], [_oline__])
+ AT_CHECK([./reference], 0, [stdout])
+ 
+ # The reference:
+@@ -264,7 +264,7 @@ mv stdout expout
+ # Be sure to be out of the PATH.
+ AT_CHECK([mkdir test || exit 77])
+ 
+-AT_DATA_LINENO([test/test-1], [false], [__LINENO__], [LINENO])
++AT_DATA_LINENO([test/test-1], [true], [__LINENO__], [LINENO])
+ AT_CHECK([./test/test-1],                          0, [expout])
+ AT_CHECK([(PATH=test$PATH_SEPARATOR$PATH; export PATH; exec test-1)],
+ 						   0, [expout])
+-- 
+cgit v1.2.1
+
diff --git a/dev-build/autoconf-vanilla/files/autoconf-2.69-perl-5.26-2.patch b/dev-build/autoconf-vanilla/files/autoconf-2.69-perl-5.26-2.patch
new file mode 100644
index 000000000000..6becf807c43e
--- /dev/null
+++ b/dev-build/autoconf-vanilla/files/autoconf-2.69-perl-5.26-2.patch
@@ -0,0 +1,30 @@
+https://bugs.gentoo.org/625576
+
+--- autoconf-2.69/bin/autoheader.in
++++ autoconf-2.69/bin/autoheader.in
+@@ -173,6 +173,12 @@
+ # Source what the traces are trying to tell us.
+ verb "$me: running $autoconf to trace from $ARGV[0]";
+ my $quoted_tmp = shell_quote ($tmp);
++my $perl_tmp;
++if ( $tmp =~ /^\// ) {
++  $perl_tmp=$tmp;
++} else {
++  $perl_tmp="./".$tmp;
++}
+ xsystem ("$autoconf"
+ 	 # If you change this list, update the
+ 	 # `Autoheader-preselections' section of autom4te.in.
+@@ -182,9 +188,9 @@
+ 	 . " " . shell_quote ($ARGV[0]) . " >$quoted_tmp/traces.pl");
+ 
+ local (%verbatim, %symbol);
+-debug "$me: \`do'ing $tmp/traces.pl:\n" . `sed 's/^/| /' $quoted_tmp/traces.pl`;
+-do "$tmp/traces.pl";
+-warn "couldn't parse $tmp/traces.pl: $@" if $@;
++debug "$me: \`do'ing $perl_tmp/traces.pl:\n" . `sed 's/^/| /' $quoted_tmp/traces.pl`;
++do "$perl_tmp/traces.pl";
++warn "couldn't parse $perl_tmp/traces.pl: $@" if $@;
+ unless ($config_h)
+   {
+     error "error: AC_CONFIG_HEADERS not found in $ARGV[0]";
diff --git a/dev-build/autoconf-vanilla/files/autoconf-2.69-perl-5.26.patch b/dev-build/autoconf-vanilla/files/autoconf-2.69-perl-5.26.patch
new file mode 100644
index 000000000000..b3d7888ca722
--- /dev/null
+++ b/dev-build/autoconf-vanilla/files/autoconf-2.69-perl-5.26.patch
@@ -0,0 +1,28 @@
+From e5654a5591884b92633c7785f325626711e7f7aa Mon Sep 17 00:00:00 2001
+From: Paul Eggert <eggert@cs.ucla.edu>
+Date: Tue, 29 Jan 2013 13:46:48 -0800
+Subject: [PATCH] autoscan: port to perl 5.17
+
+* bin/autoscan.in (scan_sh_file): Escape '{'.  This avoids a
+feature that is deprecated in Perl 5.17.  Reported by Ray Lauff in
+<http://lists.gnu.org/archive/html/bug-autoconf/2013-01/msg00059.html>.
+---
+ bin/autoscan.in | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/bin/autoscan.in b/bin/autoscan.in
+index 993a750..db1df79 100644
+--- a/bin/autoscan.in
++++ b/bin/autoscan.in
+@@ -358,7 +358,7 @@ sub scan_sh_file ($)
+     {
+       # Strip out comments and variable references.
+       s/#.*//;
+-      s/\${[^\}]*}//g;
++      s/\$\{[^\}]*}//g;
+       s/@[^@]*@//g;
+ 
+       # Tokens in the code.
+-- 
+1.9.1
+
diff --git a/dev-build/autoconf-vanilla/files/autoconf-2.71-AC_LANG_CALL_C_cxx.patch b/dev-build/autoconf-vanilla/files/autoconf-2.71-AC_LANG_CALL_C_cxx.patch
new file mode 100644
index 000000000000..5b53d17135bc
--- /dev/null
+++ b/dev-build/autoconf-vanilla/files/autoconf-2.71-AC_LANG_CALL_C_cxx.patch
@@ -0,0 +1,35 @@
+https://git.savannah.gnu.org/cgit/autoconf.git/commit/?id=b27bc3e230bb12fdd9a813e38e82bc4c3e22b4cc
+
+Note: we drop the comma from the comment because some packages
+have bad quoting, and while that will need to be sorted when/if
+autoconf 2.72 is released, we've got our hands full with the
+Clang situation right now (bug #871753).
+
+From b27bc3e230bb12fdd9a813e38e82bc4c3e22b4cc Mon Sep 17 00:00:00 2001
+From: Paul Eggert <eggert@cs.ucla.edu>
+Date: Tue, 31 Aug 2021 16:30:46 -0700
+Subject: Port AC_LANG_CALL(C) to C++
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+* lib/autoconf/c.m4 (AC_LANG_CALL(C)): Add an extern "C" if C++.
+Problem reported by Vincent Lefèvre (sr #110532).
+--- a/lib/autoconf/c.m4
++++ b/lib/autoconf/c.m4
+@@ -126,7 +126,13 @@ m4_define([AC_LANG_CALL(C)],
+ m4_if([$2], [main], ,
+ [/* Override any GCC internal prototype to avoid an error.
+    Use char because int might match the return type of a GCC
+-   builtin and then its argument prototype would still apply.  */
++   builtin and then its argument prototype would still apply.
++   The 'extern "C"' is for builds by C++ compilers;
++   although this is not generally supported in C code supporting it here
++   has little cost and some practical benefit (sr 110532).  */
++#ifdef __cplusplus
++extern "C"
++#endif
+ char $2 ();])], [return $2 ();])])
+ 
+ 
+cgit v1.1
diff --git a/dev-build/autoconf-vanilla/files/autoconf-2.71-conflicts.patch b/dev-build/autoconf-vanilla/files/autoconf-2.71-conflicts.patch
new file mode 100644
index 000000000000..d9829d1ae213
--- /dev/null
+++ b/dev-build/autoconf-vanilla/files/autoconf-2.71-conflicts.patch
@@ -0,0 +1,47 @@
+From 0d784a60bb65eb730a1b5f2b24887192d058629b Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Arsen=20Arsenovi=C4=87?= <arsen@gentoo.org>
+Date: Sat, 4 Nov 2023 00:32:48 +0100
+Subject: [PATCH] Append '-vanilla' to pkgdatadir
+
+---
+ Makefile.am | 3 +++
+ Makefile.in | 2 +-
+ 2 files changed, 4 insertions(+), 1 deletion(-)
+
+diff --git a/Makefile.am b/Makefile.am
+index 17e1f8f..73d2ea7 100644
+--- a/Makefile.am
++++ b/Makefile.am
+@@ -18,6 +18,9 @@
+ 
+ ACLOCAL_AMFLAGS = -I m4
+ 
++# Work around file conflicts against sys-devel/autoconf   -- Arsen
++pkgdatadir = $(datadir)/@PACKAGE@-vanilla-@VERSION@
++
+ ## All of these will be incrementally updated later, here or in included
+ ## makefile fragments.
+ ETAGS_ARGS =
+diff --git a/Makefile.in b/Makefile.in
+index dcd27f7..704248f 100644
+--- a/Makefile.in
++++ b/Makefile.in
+@@ -195,7 +195,6 @@ am__make_running_with_option = \
+   test $$has_opt = yes
+ am__make_dryrun = (target_option=n; $(am__make_running_with_option))
+ am__make_keepgoing = (target_option=k; $(am__make_running_with_option))
+-pkgdatadir = $(datadir)/@PACKAGE@-@VERSION@
+ pkgincludedir = $(includedir)/@PACKAGE@
+ pkglibdir = $(libdir)/@PACKAGE@
+ pkglibexecdir = $(libexecdir)/@PACKAGE@
+@@ -401,6 +400,7 @@ distuninstallcheck_listfiles = find . -type f -print
+ am__distuninstallcheck_listfiles = $(distuninstallcheck_listfiles) \
+   | sed 's|^\./|$(prefix)/|' | grep -v '$(infodir)/dir$$'
+ distcleancheck_listfiles = find . -type f -print
++pkgdatadir = $(datadir)/@PACKAGE@-vanilla-@VERSION@
+ ACLOCAL = @ACLOCAL@
+ AMTAR = @AMTAR@
+ AM_DEFAULT_VERBOSITY = @AM_DEFAULT_VERBOSITY@
+-- 
+2.42.0
+
diff --git a/dev-build/autoconf-vanilla/files/autoconf-2.71-darwin.patch b/dev-build/autoconf-vanilla/files/autoconf-2.71-darwin.patch
new file mode 100644
index 000000000000..c122aee4b22d
--- /dev/null
+++ b/dev-build/autoconf-vanilla/files/autoconf-2.71-darwin.patch
@@ -0,0 +1,11 @@
+--- a/bin/autoreconf.in
++++ b/bin/autoreconf.in
+@@ -122,7 +122,7 @@
+ my $autom4te    = $ENV{'AUTOM4TE'}    || '@bindir@/@autom4te-name@';
+ my $automake    = $ENV{'AUTOMAKE'}    || 'automake';
+ my $aclocal     = $ENV{'ACLOCAL'}     || 'aclocal';
+-my $libtoolize  = $ENV{'LIBTOOLIZE'}  || 'libtoolize';
++my $libtoolize  = $ENV{'LIBTOOLIZE'}  || 'glibtoolize';
+ my $intltoolize = $ENV{'INTLTOOLIZE'} || 'intltoolize';
+ my $gtkdocize   = $ENV{'GTKDOCIZE'}   || 'gtkdocize';
+ my $autopoint   = $ENV{'AUTOPOINT'}   || 'autopoint';
diff --git a/dev-build/autoconf-vanilla/files/autoconf-2.71-make-4.4.patch b/dev-build/autoconf-vanilla/files/autoconf-2.71-make-4.4.patch
new file mode 100644
index 000000000000..4dcf05996180
--- /dev/null
+++ b/dev-build/autoconf-vanilla/files/autoconf-2.71-make-4.4.patch
@@ -0,0 +1,25 @@
+https://git.savannah.gnu.org/cgit/autoconf.git/commit/?id=31f673434ee402258b45e958c88acc8725d82b1a
+https://savannah.gnu.org/bugs/?63040
+https://bugs.gentoo.org/869257
+
+From 31f673434ee402258b45e958c88acc8725d82b1a Mon Sep 17 00:00:00 2001
+From: Paul Eggert <eggert@cs.ucla.edu>
+Date: Fri, 9 Sep 2022 16:54:11 -0500
+Subject: Port to GNU make 4.4
+
+* cfg.mk (PATH): Assign eagerly, and simplify shell use, avoiding
+use of the shell entirely if PWD is set, as it should be.
+Problem reported by Sergei Trofimovich in:
+https://lists.gnu.org/r/autoconf-patches/2022-09/msg00007.html
+--- a/cfg.mk
++++ b/cfg.mk
+@@ -18,7 +18,7 @@
+ # This file is '-include'd into GNUmakefile.
+ 
+ # Build with our own versions of these tools, when possible.
+-export PATH = $(shell echo "`pwd`/tests:$$PATH")
++export PATH := $(or $(PWD),$(shell pwd))/tests:$(PATH)
+ 
+ # Remove the autoreconf-provided INSTALL, so that we regenerate it.
+ _autoreconf = autoreconf -i -v && rm -f INSTALL
+cgit v1.1
diff --git a/dev-build/autoconf-vanilla/files/autoconf-2.71-time.patch b/dev-build/autoconf-vanilla/files/autoconf-2.71-time.patch
new file mode 100644
index 000000000000..8ecfe10f40a3
--- /dev/null
+++ b/dev-build/autoconf-vanilla/files/autoconf-2.71-time.patch
@@ -0,0 +1,49 @@
+From e194b3c7e00429612a9d40e78ea571687fd25b91 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Andreas=20K=2E=20H=C3=BCttel?= <dilfridge@gentoo.org>
+Date: Sun, 1 Aug 2021 19:07:48 +0200
+Subject: [PATCH] Use stat from Time::HiRes (instead of File::stat)
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+Signed-off-by: Andreas K. Hüttel <dilfridge@gentoo.org>
+---
+ lib/Autom4te/FileUtils.pm | 9 +++++----
+ 1 file changed, 5 insertions(+), 4 deletions(-)
+
+diff --git a/lib/Autom4te/FileUtils.pm b/lib/Autom4te/FileUtils.pm
+index a182031b..27a5fd91 100644
+--- a/lib/Autom4te/FileUtils.pm
++++ b/lib/Autom4te/FileUtils.pm
+@@ -34,12 +34,12 @@ This perl module provides various general purpose file handling functions.
+ 
+ =cut
+ 
+-use 5.006;
++use 5.008;
+ use strict;
+ use warnings FATAL => 'all';
+ 
+ use Exporter;
+-use File::stat;
++use Time::HiRes qw(stat);
+ use IO::File;
+ 
+ use Autom4te::Channels;
+@@ -115,10 +115,11 @@ sub mtime ($)
+   return 0
+     if $file eq '-' || ! -f $file;
+ 
+-  my $stat = stat ($file)
++  my ($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size,
++    $atime,$mtime,$ctime,$blksize,$blocks) = stat ($file)
+     or fatal "cannot stat $file: $!";
+ 
+-  return $stat->mtime;
++  return $mtime;
+ }
+ 
+ 
+-- 
+2.31.1
+
diff --git a/dev-build/autoconf-vanilla/files/autoconf-2.72-conflicts.patch b/dev-build/autoconf-vanilla/files/autoconf-2.72-conflicts.patch
new file mode 100644
index 000000000000..b90864eacecb
--- /dev/null
+++ b/dev-build/autoconf-vanilla/files/autoconf-2.72-conflicts.patch
@@ -0,0 +1,49 @@
+From ca78a8d7d653ac8199fa0346a814289ed7aef960 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Arsen=20Arsenovi=C4=87?= <arsen@gentoo.org>
+Date: Sat, 4 Nov 2023 00:32:48 +0100
+Subject: [PATCH] Append '-vanilla' to pkgdatadir
+
+---
+ Makefile.am | 3 +++
+ Makefile.in | 4 +++-
+ 2 files changed, 6 insertions(+), 1 deletion(-)
+
+diff --git a/Makefile.am b/Makefile.am
+index 1db714b..cb0650a 100644
+--- a/Makefile.am
++++ b/Makefile.am
+@@ -18,6 +18,9 @@
+ 
+ ACLOCAL_AMFLAGS = -I m4
+ 
++# Work around file conflicts against sys-devel/autoconf   -- Arsen
++pkgdatadir = $(datadir)/@PACKAGE@-vanilla-@VERSION@
++
+ ## All of these will be incrementally updated later, here or in included
+ ## makefile fragments.
+ ETAGS_ARGS =
+diff --git a/Makefile.in b/Makefile.in
+index e5b3da5..04a3732 100644
+--- a/Makefile.in
++++ b/Makefile.in
+@@ -195,7 +195,6 @@ am__make_running_with_option = \
+   test $$has_opt = yes
+ am__make_dryrun = (target_option=n; $(am__make_running_with_option))
+ am__make_keepgoing = (target_option=k; $(am__make_running_with_option))
+-pkgdatadir = $(datadir)/@PACKAGE@-@VERSION@
+ pkgincludedir = $(includedir)/@PACKAGE@
+ pkglibdir = $(libdir)/@PACKAGE@
+ pkglibexecdir = $(libexecdir)/@PACKAGE@
+@@ -398,6 +397,9 @@ distuninstallcheck_listfiles = find . -type f -print
+ am__distuninstallcheck_listfiles = $(distuninstallcheck_listfiles) \
+   | sed 's|^\./|$(prefix)/|' | grep -v '$(infodir)/dir$$'
+ distcleancheck_listfiles = find . -type f -print
++
++# Work around file conflicts against sys-devel/autoconf   -- Arsen
++pkgdatadir = $(datadir)/@PACKAGE@-vanilla-@VERSION@
+ ACLOCAL = @ACLOCAL@
+ AMTAR = @AMTAR@
+ AM_DEFAULT_VERBOSITY = @AM_DEFAULT_VERBOSITY@
+-- 
+2.43.0
+
diff --git a/dev-build/autoconf-vanilla/metadata.xml b/dev-build/autoconf-vanilla/metadata.xml
new file mode 100644
index 000000000000..4ff4a48125bc
--- /dev/null
+++ b/dev-build/autoconf-vanilla/metadata.xml
@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "https://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+  <maintainer type="project">
+    <email>base-system@gentoo.org</email>
+    <name>Gentoo Base System</name>
+  </maintainer>
+  <upstream>
+    <remote-id type="savannah">autoconf</remote-id>
+  </upstream>
+</pkgmetadata>