dev-lang/python: Bump to 3.12.0 (final!)

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

2 files changed, 535 insertions, 0 deletions

diff --git a/dev-lang/python/Manifest b/dev-lang/python/Manifest
index 5ac1dc760f6f..b478bd941bcf 100644
--- a/dev-lang/python/Manifest
+++ b/dev-lang/python/Manifest
@@ -4,6 +4,8 @@ DIST Python-3.10.13.tar.xz 19663088 BLAKE2B d9a8edf89d0ccd665fd5ed444a144af240e0
 DIST Python-3.10.13.tar.xz.asc 833 BLAKE2B b00222b30a6701e77c11c6019e2240be7cf42f2b4e558c03f7a058664d242a00665fbc52fdf03106e84c75f49b51b705d8acd1f381d1f41ada67c4647652ef4c SHA512 3083e66f8d26128302dc77a0c6ba3bfefc4229928a1bbd06460f2fec2421188bd30d493e3bce138cde1fed1df206e1dda04912b9f43a0b81229f1e69135e3a7f
 DIST Python-3.11.5.tar.xz 20053580 BLAKE2B 3b85f2d9d32787b0500abeec4211032bb147bd991f1a865ff3d13350f6beddef8051ebdda21e130cbf094e6546b31ae43d827840735ce245f462feea6868e0b2 SHA512 93fa640bedcea449060caac8aa691aa315a19f172fd9f0422183d17749c3512d4ecac60e7599f9ef14e3cdb3c8b4b060e484c9061b1e7ee8d958200d6041e408
 DIST Python-3.11.5.tar.xz.asc 833 BLAKE2B e3c277f30203b5a0253aa1a41b8754bce7c00b54f0563e2d178c8fd264925a1b308ed84a875faeeae18405c419341ee286ea4ddaff93ce1e59b896daaf805e6e SHA512 5a8e1b1cabe89de03c050d581bbd3ec917d93ec943b2e8241db05c245809cf80294022c4cfc1bea3b90aa0570176109aac90455057256c025e2596aa136375fc
+DIST Python-3.12.0.tar.xz 20575020 BLAKE2B 047968c76adb88326295c7133b27e6849a45651fd2d9c1768d4f7c2a4c5ed4ed9de4e0e54855c66cc99e39818759404ccaf056b000a9376aa5aad7370e4f4ce6 SHA512 4d5353151fd1dad80fe96bd2a668cec27287a0dad85086239597166f8189d4edf6c4800ed14f39c8e54816076fec13ba405d6bfa1123ad2dada8cf85c60025e6
+DIST Python-3.12.0.tar.xz.asc 963 BLAKE2B 2b2b119a4314d88c9ecbf881b583fa8bd7c0a67d7307cd7ea625fbaeb1e696dbcb0d13041ec807cecf1636c8b4f1ac1862d0d966fe7705f384cd414c3097af0d SHA512 2c457f51cd4269deb2c644b35da1c617d1b1d53a6093da77b967f4e5661bc3400c70808aab4f619d9035fd33e656653f992d308c683e26f1505929a3a59b4ce2
 DIST Python-3.12.0b4.tar.xz 20244176 BLAKE2B 6f1d199fcce07b5ca4fbf5a24b382aac2af793c6f43346708d984b20422a2f9ac4e6bc352e3c008e7815083e06c4b69e36c1a3ea94a8e3c398a1d2188595a0f5 SHA512 942a47d12c51e13939c815de908e766b818e4862c536153ae94b8032b5263b0cc23bda9a75fe60f48ee400a4ce405e2583da684847623cf552c20efcbc663469
 DIST Python-3.12.0b4.tar.xz.asc 963 BLAKE2B 3ed0c47bd892791325598f20578bca72d8ffce9421c80d35c12b2a0d23611dfc329a2016f332950910990fcd9bd55e90753f547ca8a54dde039618b43c71a6b4 SHA512 ab2684cc4044bf39c8064ec7d41dc2d04f01c9bccf5404ec1fffbce89a3a831b4d7dac3613ef892988a16839aeb13cbc03a085fae5c086ee19d3bfb925dff6c0
 DIST Python-3.12.0rc1.tar.xz 20285264 BLAKE2B 2cbf77e9405426c58714506c14281a941b4006219215d990f79672719eaa4f26c7b6356a1096400aae84d682c5a9622dfd8ea90dc635312efba6cd8c730d3f37 SHA512 67c38317e34aa1c4ced831cf50f74de21f9e40ce708397be3682d0c1012c3e0b2617d77525dc6c3246725dfc11b5448792adc0ef2e3741e818776bc5fba0c50d
@@ -19,6 +21,7 @@ DIST Python-3.9.18.tar.xz.asc 833 BLAKE2B b2160eedf7a7529c379ede5cd626f2d1e36db6
 DIST python-gentoo-patches-2.7.18_p16.tar.xz 35448 BLAKE2B 0139c0944f62f9cdd236f6a8557e0ed19704c7d72869af1cb7d8bd3e646a746cd4a0201e1b44232a5e78ef49f254db20b0d0271bf744fbfd4fe0f1e99b8f3e6c SHA512 810be590d0e06fab4b2165e6852ca49662f09dcd7e20b47a29f613ad7653252c8dfac3f0eb228d77c8a914efa7c08788b2fbd552a4b47504f5fd0ec17450c48f
 DIST python-gentoo-patches-3.10.13.tar.xz 13996 BLAKE2B 0123a18c8c39397ac03b1be1d243d8ae4da9f62888f409157bc1781285c9c6cd3d9ec23f1ae7ff0e0591b3dd2934ee366b3eb235e7cc6663afc9d617c4fd42f2 SHA512 ddfc830d2ced508a64e202a6082930f53edb48411c19cc9f364b29977ecd5a4f052d0ce953bbfb7fdf26072acb2836e0b7d5ce55f941955f2039551fa1f48edd
 DIST python-gentoo-patches-3.11.5.tar.xz 7124 BLAKE2B 04e19b0cce37794622d211fb7758988e734eca7298be59169fff81f8ec98f9c2454be3bba0944e681efcdca0810b74b4a07993965d89cdc0261cbc61862cd6f1 SHA512 3e137ab2b7ff4aaa41e4c760a7340d86cc3fb226c47985bd0f0bb8a4ef4fc157e1442e69995e585db15f04f95a734a19d80534a89067981ea314ef5be042b02e
+DIST python-gentoo-patches-3.12.0.tar.xz 5156 BLAKE2B 42d23d4567b09878000a6b01425e06e377c779e8e3713af6d7522f8cdbe22d2bcb67dbfd04e8d7104ce3bd9b7e3950bbe0ac0dfa3892e1c1e5992642d6ef0ce7 SHA512 dcc6afe0c91436cdbad7bedb72557c72b0cc97c1714bbe41905e5e3fd6956e47c82226df09be2041d1935bd4031fdbc1c1b178e031d3eaaf6f587a0cf3d68f42
 DIST python-gentoo-patches-3.12.0b4_p2.tar.xz 8132 BLAKE2B 4c1df7c8e1dda483724d8c3bb8ab7a7739fcdee16eaf1a2a5aeedb6011c13769ee9f2d0b1cf849df12aaf3230c0771b16533496539e1a0fab633e38699c8a75f SHA512 9051311d1e31163d13b8d2b1981d700ad2cf297b30f8d2867df8fe535fdb7da11efcb6fef8a201a76ff05aa8ae91c3679eeee72a729dc7249714796f6af2be9f
 DIST python-gentoo-patches-3.12.0rc1_p5.tar.xz 348764 BLAKE2B 8f71d6172ca4e557c195f4226d548f10b888842a110824db6c73613016d5b1c900545a2a3331519cc35cd9cc740fba3970737f40cdb64bd4d48e23a2be9e8be6 SHA512 e05f6e51a0689f0b5bdc745518742aebc3ae9fe145cb82c5e43a1a048df0ea4f11711ac4850726f807a73e232f76cfdc09c62d513ad0007acea7d5d5420c8569
 DIST python-gentoo-patches-3.12.0rc1_p6.tar.xz 349384 BLAKE2B 975aae449a01a31c459b287a47bd4d1a2d8b0b39e594a1c976371acc4948765bcb4733dd9e10b70c87dfb9409d4db6b2492004841db61577576852634a40365c SHA512 f262d1a9291867e1bdc8f92c682338369b1b52f210d6db0c648c3bbabea68c6b596dfd8d13507f6d65de37d1b83beb336be3abff239d2a588054794b5bebeb81
diff --git a/dev-lang/python/python-3.12.0.ebuild b/dev-lang/python/python-3.12.0.ebuild
new file mode 100644
index 000000000000..1a53a9eb0e9f
--- /dev/null
+++ b/dev-lang/python/python-3.12.0.ebuild
@@ -0,0 +1,532 @@
+# Copyright 1999-2023 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI="8"
+WANT_LIBTOOL="none"
+
+inherit autotools check-reqs flag-o-matic multiprocessing pax-utils
+inherit python-utils-r1 toolchain-funcs verify-sig
+
+MY_PV=${PV/_rc/rc}
+MY_P="Python-${MY_PV%_p*}"
+PYVER=$(ver_cut 1-2)
+PATCHSET="python-gentoo-patches-${MY_PV}"
+
+DESCRIPTION="An interpreted, interactive, object-oriented programming language"
+HOMEPAGE="
+	https://www.python.org/
+	https://github.com/python/cpython/
+"
+SRC_URI="
+	https://www.python.org/ftp/python/${PV%%_*}/${MY_P}.tar.xz
+	https://dev.gentoo.org/~mgorny/dist/python/${PATCHSET}.tar.xz
+	verify-sig? (
+		https://www.python.org/ftp/python/${PV%%_*}/${MY_P}.tar.xz.asc
+	)
+"
+S="${WORKDIR}/${MY_P}"
+
+LICENSE="PSF-2"
+SLOT="${PYVER}"
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~loong ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86"
+IUSE="
+	bluetooth build debug +ensurepip examples gdbm libedit lto
+	+ncurses pgo +readline +sqlite +ssl test tk valgrind
+"
+RESTRICT="!test? ( test )"
+
+# Do not add a dependency on dev-lang/python to this ebuild.
+# If you need to apply a patch which requires python for bootstrapping, please
+# run the bootstrap code on your dev box and include the results in the
+# patchset. See bug 447752.
+
+RDEPEND="
+	app-arch/bzip2:=
+	app-arch/xz-utils:=
+	app-crypt/libb2
+	>=dev-libs/expat-2.1:=
+	dev-libs/libffi:=
+	dev-python/gentoo-common
+	>=sys-libs/zlib-1.1.3:=
+	virtual/libcrypt:=
+	virtual/libintl
+	ensurepip? ( dev-python/ensurepip-pip )
+	gdbm? ( sys-libs/gdbm:=[berkdb] )
+	kernel_linux? ( sys-apps/util-linux:= )
+	ncurses? ( >=sys-libs/ncurses-5.2:= )
+	readline? (
+		!libedit? ( >=sys-libs/readline-4.1:= )
+		libedit? ( dev-libs/libedit:= )
+	)
+	sqlite? ( >=dev-db/sqlite-3.3.8:3= )
+	ssl? ( >=dev-libs/openssl-1.1.1:= )
+	tk? (
+		>=dev-lang/tcl-8.0:=
+		>=dev-lang/tk-8.0:=
+		dev-tcltk/blt:=
+		dev-tcltk/tix
+	)
+"
+# bluetooth requires headers from bluez
+DEPEND="
+	${RDEPEND}
+	bluetooth? ( net-wireless/bluez )
+	test? (
+		app-arch/xz-utils[extra-filters(+)]
+		dev-python/ensurepip-pip
+		dev-python/ensurepip-setuptools
+		dev-python/ensurepip-wheel
+	)
+	valgrind? ( dev-util/valgrind )
+"
+# autoconf-archive needed to eautoreconf
+BDEPEND="
+	sys-devel/autoconf-archive
+	app-alternatives/awk
+	virtual/pkgconfig
+	verify-sig? ( >=sec-keys/openpgp-keys-python-20221025 )
+"
+RDEPEND+="
+	!build? ( app-misc/mime-types )
+"
+if [[ ${PV} != *_alpha* ]]; then
+	RDEPEND+="
+		dev-lang/python-exec[python_targets_python${PYVER/./_}(-)]
+	"
+fi
+
+VERIFY_SIG_OPENPGP_KEY_PATH=${BROOT}/usr/share/openpgp-keys/python.org.asc
+
+# large file tests involve a 2.5G file being copied (duplicated)
+CHECKREQS_DISK_BUILD=5500M
+
+QA_PKGCONFIG_VERSION=${PYVER}
+# false positives -- functions specific to *BSD
+QA_CONFIG_IMPL_DECL_SKIP=( chflags lchflags )
+
+pkg_pretend() {
+	use test && check-reqs_pkg_pretend
+}
+
+pkg_setup() {
+	use test && check-reqs_pkg_setup
+}
+
+src_unpack() {
+	if use verify-sig; then
+		verify-sig_verify_detached "${DISTDIR}"/${MY_P}.tar.xz{,.asc}
+	fi
+	default
+}
+
+src_prepare() {
+	# Ensure that internal copies of expat and libffi are not used.
+	# TODO: Makefile has annoying deps on expat headers
+	#rm -r Modules/expat || die
+
+	local PATCHES=(
+		"${WORKDIR}/${PATCHSET}"
+	)
+
+	default
+
+	# force the correct number of jobs
+	# https://bugs.gentoo.org/737660
+	sed -i -e "s:-j0:-j$(makeopts_jobs):" Makefile.pre.in || die
+
+	eautoreconf
+}
+
+build_cbuild_python() {
+	# Hack to workaround get_libdir not being able to handle CBUILD, bug #794181
+	local cbuild_libdir=$(unset PKG_CONFIG_PATH ; $(tc-getBUILD_PKG_CONFIG) --keep-system-libs --libs-only-L libffi)
+
+	# pass system CFLAGS & LDFLAGS as _NODIST, otherwise they'll get
+	# propagated to sysconfig for built extensions
+	#
+	# -fno-lto to avoid bug #700012 (not like it matters for mini-CBUILD Python anyway)
+	local -x CFLAGS_NODIST="${BUILD_CFLAGS} -fno-lto"
+	local -x LDFLAGS_NODIST=${BUILD_LDFLAGS}
+	local -x CFLAGS= LDFLAGS=
+	local -x BUILD_CFLAGS="${CFLAGS_NODIST}"
+	local -x BUILD_LDFLAGS=${LDFLAGS_NODIST}
+
+	# We need to build our own Python on CBUILD first, and feed it in.
+	# bug #847910
+	local myeconfargs_cbuild=(
+		"${myeconfargs[@]}"
+
+		--prefix="${BROOT}"/usr
+		--libdir="${cbuild_libdir:2}"
+
+		# Avoid needing to load the right libpython.so.
+		--disable-shared
+
+		# As minimal as possible for the mini CBUILD Python
+		# we build just for cross to satisfy --with-build-python.
+		--without-lto
+		--without-readline
+		--disable-optimizations
+	)
+
+	mkdir "${WORKDIR}"/${P}-${CBUILD} || die
+	pushd "${WORKDIR}"/${P}-${CBUILD} &> /dev/null || die
+
+	# Avoid as many dependencies as possible for the cross build.
+	mkdir Modules || die
+	cat > Modules/Setup.local <<-EOF || die
+		*disabled*
+		nis
+		_dbm _gdbm
+		_sqlite3
+		_hashlib _ssl
+		_curses _curses_panel
+		readline
+		_tkinter
+		pyexpat
+		zlib
+		# We disabled these for CBUILD because Python's setup.py can't handle locating
+		# libdir correctly for cross. This should be rechecked for the pure Makefile approach,
+		# and uncommented if needed.
+		#_ctypes _crypt
+	EOF
+
+	ECONF_SOURCE="${S}" econf_build "${myeconfargs_cbuild[@]}"
+
+	# Unfortunately, we do have to build this immediately, and
+	# not in src_compile, because CHOST configure for Python
+	# will check the existence of the --with-build-python value
+	# immediately.
+	emake
+	popd &> /dev/null || die
+}
+
+src_configure() {
+	local disable
+	# disable automagic bluetooth headers detection
+	if ! use bluetooth; then
+		local -x ac_cv_header_bluetooth_bluetooth_h=no
+	fi
+
+	append-flags -fwrapv
+	filter-flags -malign-double
+
+	# https://bugs.gentoo.org/700012
+	if is-flagq -flto || is-flagq '-flto=*'; then
+		append-cflags $(test-flags-CC -ffat-lto-objects)
+	fi
+
+	# Export CXX so it ends up in /usr/lib/python3.X/config/Makefile.
+	# PKG_CONFIG needed for cross.
+	tc-export CXX PKG_CONFIG
+
+	local dbmliborder=
+	if use gdbm; then
+		dbmliborder+="${dbmliborder:+:}gdbm"
+	fi
+
+	if use pgo; then
+		local profile_task_flags=(
+			-m test
+			"-j$(makeopts_jobs)"
+			--pgo-extended
+			-u-network
+
+			# We use a timeout because of how often we've had hang issues
+			# here. It also matches the default upstream PROFILE_TASK.
+			--timeout 1200
+
+			-x test_gdb
+			-x test_dtrace
+
+			# All of these seem to occasionally hang for PGO inconsistently
+			# They'll even hang here but be fine in src_test sometimes.
+			# bug #828535 (and related: bug #788022)
+			-x test_asyncio
+			-x test_httpservers
+			-x test_logging
+			-x test_multiprocessing_fork
+			-x test_socket
+			-x test_xmlrpc
+
+			# Hangs (actually runs indefinitely executing itself w/ many cpython builds)
+			# bug #900429
+			-x test_tools
+		)
+
+		if has_version "app-arch/rpm" ; then
+			# Avoid sandbox failure (attempts to write to /var/lib/rpm)
+			profile_task_flags+=(
+				-x test_distutils
+			)
+		fi
+		local -x PROFILE_TASK="${profile_task_flags[*]}"
+	fi
+
+	local myeconfargs=(
+		# glibc-2.30 removes it; since we can't cleanly force-rebuild
+		# Python on glibc upgrade, remove it proactively to give
+		# a chance for users rebuilding python before glibc
+		ac_cv_header_stropts_h=no
+
+		--enable-shared
+		--without-static-libpython
+		--enable-ipv6
+		--infodir='${prefix}/share/info'
+		--mandir='${prefix}/share/man'
+		--with-computed-gotos
+		--with-dbmliborder="${dbmliborder}"
+		--with-libc=
+		--enable-loadable-sqlite-extensions
+		--without-ensurepip
+		--with-system-expat
+		--with-platlibdir=lib
+		--with-pkg-config=yes
+		--with-wheel-pkg-dir="${EPREFIX}"/usr/lib/python/ensurepip
+
+		$(use_with debug assertions)
+		$(use_with lto)
+		$(use_enable pgo optimizations)
+		$(use_with readline readline "$(usex libedit editline readline)")
+		$(use_with valgrind)
+	)
+	# Force-disable modules we don't want built.
+	# See Modules/Setup for docs on how this works. Setup.local contains our local deviations.
+	cat > Modules/Setup.local <<-EOF || die
+		*disabled*
+		nis
+		$(usev !gdbm '_gdbm _dbm')
+		$(usev !sqlite '_sqlite3')
+		$(usev !ssl '_hashlib _ssl')
+		$(usev !ncurses '_curses _curses_panel')
+		$(usev !readline 'readline')
+		$(usev !tk '_tkinter')
+	EOF
+
+	# disable implicit optimization/debugging flags
+	local -x OPT=
+
+	if tc-is-cross-compiler ; then
+		build_cbuild_python
+		myeconfargs+=(
+			# Point the imminent CHOST build to the Python we just
+			# built for CBUILD.
+			--with-build-python="${WORKDIR}"/${P}-${CBUILD}/python
+		)
+	fi
+
+	# pass system CFLAGS & LDFLAGS as _NODIST, otherwise they'll get
+	# propagated to sysconfig for built extensions
+	local -x CFLAGS_NODIST=${CFLAGS}
+	local -x LDFLAGS_NODIST=${LDFLAGS}
+	local -x CFLAGS= LDFLAGS=
+
+	# Fix implicit declarations on cross and prefix builds. Bug #674070.
+	if use ncurses; then
+		append-cppflags -I"${ESYSROOT}"/usr/include/ncursesw
+	fi
+
+	econf "${myeconfargs[@]}"
+
+	if grep -q "#define POSIX_SEMAPHORES_NOT_ENABLED 1" pyconfig.h; then
+		eerror "configure has detected that the sem_open function is broken."
+		eerror "Please ensure that /dev/shm is mounted as a tmpfs with mode 1777."
+		die "Broken sem_open function (bug 496328)"
+	fi
+
+	# install epython.py as part of stdlib
+	echo "EPYTHON='python${PYVER}'" > Lib/epython.py || die
+}
+
+src_compile() {
+	# Ensure sed works as expected
+	# https://bugs.gentoo.org/594768
+	local -x LC_ALL=C
+	export PYTHONSTRICTEXTENSIONBUILD=1
+
+	# Save PYTHONDONTWRITEBYTECODE so that 'has_version' doesn't
+	# end up writing bytecode & violating sandbox.
+	# bug #831897
+	local -x _PYTHONDONTWRITEBYTECODE=${PYTHONDONTWRITEBYTECODE}
+
+	if use pgo ; then
+		# bug 660358
+		local -x COLUMNS=80
+		local -x PYTHONDONTWRITEBYTECODE=
+
+		addpredict "/usr/lib/python${PYVER}/site-packages"
+	fi
+
+	# also need to clear the flags explicitly here or they end up
+	# in _sysconfigdata*
+	emake CPPFLAGS= CFLAGS= LDFLAGS=
+
+	# Restore saved value from above.
+	local -x PYTHONDONTWRITEBYTECODE=${_PYTHONDONTWRITEBYTECODE}
+
+	# Work around bug 329499. See also bug 413751 and 457194.
+	if has_version dev-libs/libffi[pax-kernel]; then
+		pax-mark E python
+	else
+		pax-mark m python
+	fi
+}
+
+src_test() {
+	# Tests will not work when cross compiling.
+	if tc-is-cross-compiler; then
+		elog "Disabling tests due to crosscompiling."
+		return
+	fi
+
+	# this just happens to skip test_support.test_freeze that is broken
+	# without bundled expat
+	# TODO: get a proper skip for it upstream
+	local -x LOGNAME=buildbot
+
+	local test_opts=(
+		-u-network
+		-j "$(makeopts_jobs)"
+
+		# fails
+		-x test_gdb
+	)
+
+	if use sparc ; then
+		# bug #788022
+		test_opts+=(
+			-x test_multiprocessing_fork
+			-x test_multiprocessing_forkserver
+		)
+	fi
+
+	# workaround docutils breaking tests
+	cat > Lib/docutils.py <<-EOF || die
+		raise ImportError("Thou shalt not import!")
+	EOF
+
+	# bug 660358
+	local -x COLUMNS=80
+	local -x PYTHONDONTWRITEBYTECODE=
+	# workaround https://bugs.gentoo.org/775416
+	addwrite "/usr/lib/python${PYVER}/site-packages"
+
+	nonfatal emake test EXTRATESTOPTS="${test_opts[*]}" \
+		CPPFLAGS= CFLAGS= LDFLAGS= < /dev/tty
+	local ret=${?}
+
+	rm Lib/docutils.py || die
+
+	[[ ${ret} -eq 0 ]] || die "emake test failed"
+}
+
+src_install() {
+	local libdir=${ED}/usr/lib/python${PYVER}
+
+	# the Makefile rules are broken
+	# https://github.com/python/cpython/issues/100221
+	mkdir -p "${libdir}"/lib-dynload || die
+
+	# -j1 hack for now for bug #843458
+	emake -j1 DESTDIR="${D}" altinstall
+
+	# Fix collisions between different slots of Python.
+	rm "${ED}/usr/$(get_libdir)/libpython3.so" || die
+
+	# Cheap hack to get version with ABIFLAGS
+	local abiver=$(cd "${ED}/usr/include"; echo python*)
+	if [[ ${abiver} != python${PYVER} ]]; then
+		# Replace python3.X with a symlink to python3.Xm
+		rm "${ED}/usr/bin/python${PYVER}" || die
+		dosym "${abiver}" "/usr/bin/python${PYVER}"
+		# Create python3.X-config symlink
+		dosym "${abiver}-config" "/usr/bin/python${PYVER}-config"
+		# Create python-3.5m.pc symlink
+		dosym "python-${PYVER}.pc" "/usr/$(get_libdir)/pkgconfig/${abiver/${PYVER}/-${PYVER}}.pc"
+	fi
+
+	# python seems to get rebuilt in src_install (bug 569908)
+	# Work around it for now.
+	if has_version dev-libs/libffi[pax-kernel]; then
+		pax-mark E "${ED}/usr/bin/${abiver}"
+	else
+		pax-mark m "${ED}/usr/bin/${abiver}"
+	fi
+
+	rm -r "${libdir}"/ensurepip/_bundled || die
+	if ! use ensurepip; then
+		rm -r "${libdir}"/ensurepip || die
+	fi
+	if ! use sqlite; then
+		rm -r "${libdir}/"sqlite3 || die
+	fi
+	if ! use tk; then
+		rm -r "${ED}/usr/bin/idle${PYVER}" || die
+		rm -r "${libdir}/"{idlelib,tkinter,test/test_tk*} || die
+	fi
+
+	ln -s ../python/EXTERNALLY-MANAGED "${libdir}/EXTERNALLY-MANAGED" || die
+
+	dodoc Misc/{ACKS,HISTORY,NEWS}
+
+	if use examples; then
+		docinto examples
+		find Tools -name __pycache__ -exec rm -fr {} + || die
+		dodoc -r Tools
+	fi
+	insinto /usr/share/gdb/auto-load/usr/$(get_libdir) #443510
+	local libname=$(
+		printf 'e:\n\t@echo $(INSTSONAME)\ninclude Makefile\n' |
+		emake --no-print-directory -s -f - 2>/dev/null
+	)
+	newins Tools/gdb/libpython.py "${libname}"-gdb.py
+
+	newconfd "${FILESDIR}/pydoc.conf" pydoc-${PYVER}
+	newinitd "${FILESDIR}/pydoc.init" pydoc-${PYVER}
+	sed \
+		-e "s:@PYDOC_PORT_VARIABLE@:PYDOC${PYVER/./_}_PORT:" \
+		-e "s:@PYDOC@:pydoc${PYVER}:" \
+		-i "${ED}/etc/conf.d/pydoc-${PYVER}" \
+		"${ED}/etc/init.d/pydoc-${PYVER}" || die "sed failed"
+
+	# python-exec wrapping support
+	local pymajor=${PYVER%.*}
+	local EPYTHON=python${PYVER}
+	local scriptdir=${D}$(python_get_scriptdir)
+	mkdir -p "${scriptdir}" || die
+	# python and pythonX
+	ln -s "../../../bin/${abiver}" "${scriptdir}/python${pymajor}" || die
+	ln -s "python${pymajor}" "${scriptdir}/python" || die
+	# python-config and pythonX-config
+	# note: we need to create a wrapper rather than symlinking it due
+	# to some random dirname(argv[0]) magic performed by python-config
+	cat > "${scriptdir}/python${pymajor}-config" <<-EOF || die
+		#!/bin/sh
+		exec "${abiver}-config" "\${@}"
+	EOF
+	chmod +x "${scriptdir}/python${pymajor}-config" || die
+	ln -s "python${pymajor}-config" "${scriptdir}/python-config" || die
+	# 2to3, pydoc
+	ln -s "../../../bin/2to3-${PYVER}" "${scriptdir}/2to3" || die
+	ln -s "../../../bin/pydoc${PYVER}" "${scriptdir}/pydoc" || die
+	# idle
+	if use tk; then
+		ln -s "../../../bin/idle${PYVER}" "${scriptdir}/idle" || die
+	fi
+}
+
+pkg_postinst() {
+	local v
+	for v in ${REPLACING_VERSIONS}; do
+		if ver_test "${v}" -lt 3.11.0_beta4-r2; then
+			ewarn "Python 3.11.0b4 has changed its module ABI.  The .pyc files"
+			ewarn "installed previously are no longer valid and will be regenerated"
+			ewarn "(or ignored) on the next import.  This may cause sandbox failures"
+			ewarn "when installing some packages and checksum mismatches when removing"
+			ewarn "old versions.  To actively prevent this, rebuild all packages"
+			ewarn "installing Python 3.11 modules, e.g. using:"
+			ewarn
+			ewarn "  emerge -1v /usr/lib/python3.11/site-packages"
+		fi
+	done
+}