dev-lang/python: add 3.11.0_rc1

Signed-off-by: Sam James <sam@gentoo.org>

2 files changed, 485 insertions, 0 deletions

diff --git a/dev-lang/python/Manifest b/dev-lang/python/Manifest
index 0bf7e670a4c7..875de8a806a0 100644
--- a/dev-lang/python/Manifest
+++ b/dev-lang/python/Manifest
@@ -8,6 +8,8 @@ DIST Python-3.11.0b4.tar.xz 19573532 BLAKE2B d28b85c4af39ea8c8b1448857698a7018c9
 DIST Python-3.11.0b4.tar.xz.asc 833 BLAKE2B eaedd106d3599c7ee6974ff9eee33899b119fdb45ab5b760f5f02e51e12ba58b3161f6853464a32638385fd596ddd350097c28dde55e3efeacc6719f16275d84 SHA512 8f6c633911755767d351fc86e031df6cedd6091ca5ec0ef55331ac65d2ad532c71e568c173513a2bbb2235e5e3fc9dd77e1b7ed230df1f0d8bd6e23da470b1e2
 DIST Python-3.11.0b5.tar.xz 19792136 BLAKE2B 574ed58b2d063b954931c39c1154e776f5d233fe6e3f0803e5a93b68f48aacef1d9df60a2839df952b631d8988d6c44fee073dae5486420b808866944a3025d5 SHA512 b1013e449c9a0e9b61df5a266b5f05458d284b3524c6c44d44d8a5007bcb95ff754f21296cd695f353111575c7cce71f8a2808a9adf8c573512bf97f691d2200
 DIST Python-3.11.0b5.tar.xz.asc 833 BLAKE2B 80594608751a141a6e5ded035c4de1a73716d72442228fa2dfcffc10d1ccb9928b864591fad4b5fb3a55e20629a22ad92fcc4a40d8e294858a85088b26d545af SHA512 6f658c7623e7750c0c8c18b4a2fe86d6a2414f3b411487ca4d2dd9840165ae3e6eea8b3468b1376862181b7b58d3fe99681a00d290172a6986f0f2ead5d6c3bd
+DIST Python-3.11.0rc1.tar.xz 19815524 BLAKE2B 7dae240dbed052667b46927ccbb483a717b0fe0ba199721d526354d1b89a6dd2842ab0f6c3b078385e4acb7557d06f252d61aacb07d70c7f5598ed91567d2053 SHA512 2a72ea59277f8115e418ced671969fc0d5ba271c7740f70c665a4b450a59d7752278d061bd59f136dacfa608ed167f983c6589b214a973b1b63ea2115ea298bb
+DIST Python-3.11.0rc1.tar.xz.asc 833 BLAKE2B da46a0ab62ef3f2b7a7921294a0d775ca6ab254e3229338232b3d11107aa1d74adc21911678f08f44cc1cd9184beada00d4b60dde60722ef91a247367b13e191 SHA512 d4cffc90c2ed7b8ea7228a21f7ac902a92f27003f1420ad751b1691de950974ea174cb0471b6e19ed1548dc5382012fa9ad5fcf83c34646c7ea2d73c88799e38
 DIST Python-3.8.13.tar.xz 19023016 BLAKE2B d3cb8624496e56d93d34f2aa5082746869a99210197529bc19e6a9d265f4ce246e0e83a3528a7602a28aac8855bf84e6bf6495b85e9202fcf04ef90600cb5e43 SHA512 5c732b5d21b189b99a0e9ccd3ae59466bed60a930d5d3f437a262d38f0797b776cecbf12a1852eaebcfb638a6f2e28e471cc2ebf94237cc728144be21842cb81
 DIST Python-3.8.13.tar.xz.asc 833 BLAKE2B 918894777e1a783f2a7c7958a808610631cb7a6039df84675158e8d2fd66782f29921d44ab9b4625c4ca3821852e0d0e0005163b086c7d0c3d617e3a76cb7033 SHA512 6683c4ae6cf20a97a29165f96b9f5dd09d618892583650d803aa677240695968dfe344294fc33db68fd4669c82021afcc29a1f6afe49915be51fae281eeeedbe
 DIST Python-3.9.13.tar.xz 19754368 BLAKE2B 4f583f66c28b791e19cd6d79695fe9eb815fd333542be22aec8bd73d1f4d3f17f2c4e9de198e7b16c1ca6362a613a8a02fb965c7dc7db3e510fd31de15ba2d19 SHA512 e9664e7f908092df11236b22465d217531d6f0378e88d889108d19fe77f28f46ffb629b8733f84b41409e255367321893a2b1bd64518930d9d8cae5d1b774d23
@@ -17,6 +19,7 @@ DIST python-gentoo-patches-3.10.5.tar.xz 8584 BLAKE2B d4a812a33e485b1eae5629e519
 DIST python-gentoo-patches-3.10.6.tar.xz 8580 BLAKE2B 4ff3839be2f6bf172acdca22bbded702804809d6334e088190cee4ae4c61e25580a3bdc105bfe27b7f3c3b5f219d363cdca21ef895a3e91f13515afb348a77a0 SHA512 c58a85f7c48a4e822527411a6e0618be5408e1a82fe72b21a254dac77b4e5d4b01ac24cf70dc277cd16ccdc8499a9fa53b7cebae3b9f8facc9c978adcc8a2876
 DIST python-gentoo-patches-3.11.0b4.tar.xz 4388 BLAKE2B 16b112f1ecdce86022ed64d7c7007fb323b7bd4497b5802a48bb0a86667c282d1a9150d744f44cefbe9321af4916d35941707c1259a0cf175c0161c8e1b17e97 SHA512 f9c8c7180da20e839a0862571b9077b2702dbee8a1acd55ebb11329912cf9f81862ba615be484b92d39461c3eb6c38890f8d58bcbce2c4722418a967faedc1f5
 DIST python-gentoo-patches-3.11.0b5.tar.xz 4384 BLAKE2B b036e9103f8315d6e2bb6e85a2db12ec60f8e05ccff083183f24c0b4ba16c807a2eb1fa43b88f8d7a253d5bbeef0880b31d60e13b449f7de992156319753ef33 SHA512 af6315f97b0f2463d6c0f18a99a5ff5f96c3d18567ae0d73461f0fc82ca2173a8f6c3fedc2fada2b9460547a457d4264bc2acb90f1906599229afe85bcc2afde
+DIST python-gentoo-patches-3.11.0rc1.tar.xz 4384 BLAKE2B 31bcdc055bfaf3434dbb02543aaf66910eaccd01808d9a0e57bf7cb3b097fc0046c00ac44737d9c37e3b6d074c524f4dd3ab439a741e66d74a0425889ecaead5 SHA512 05b044e2d8f881c471528600ee300bfd9cf5160609dfb3d7cbdb8e43f47b681542582a85de97e28e6a3b89a3fb6c8d7398e029d31e20cea9c5a2a71700382d4e
 DIST python-gentoo-patches-3.8.13_p2.tar.xz 18816 BLAKE2B 8612ca33e5569319c5d1a5a3fb1a81e860bd515bfde656b79f087ccf7020923fbd06b315178bef8630e4c36bb22c27299fe439aadc6a161f1ec93be8778314ee SHA512 be5668a0a4be0a03e61466436973125a3be4f33a61524e4a5c8d86745727cfcae59e5048477887c9f6bfc09727f3aef3652ad47a13a6bf0f1452d3172f1c34dc
 DIST python-gentoo-patches-3.8.13_p4.tar.xz 23084 BLAKE2B 44be6b19275189bd04c9dcd3c4be4f4b8f92a0003710a12a12d60c0ab182942993a76d8d7f26b289cd0a4226eeeb9a39723822dfb896307fd6e75d6980c3898e SHA512 b78a39a15d361aed4ce887b4726c7967c09c0ee3add614f1dbca24b6f301bd20660fe074c03a58b325f8720ad853c109b334e41102de0b6cc362c467fb669feb
 DIST python-gentoo-patches-3.9.13.tar.xz 12836 BLAKE2B ba687a3d6e00baf4d9640ab78a29c3e21bf1872b5019198991521cf37bb0780f592db742ee4fdfe6bfb1cab1c1f6587889dfdb024cae72766b6c83c2ffe319be SHA512 e393992ff92625771c6ffeb500637862f0163c689c685fd245a6e5bbdd3128154ce439ecab56eaf1359e67ea0d173dfb19f65a4098ea2266922bfb43aba517dc
diff --git a/dev-lang/python/python-3.11.0_rc1.ebuild b/dev-lang/python/python-3.11.0_rc1.ebuild
new file mode 100644
index 000000000000..77ad9301d29f
--- /dev/null
+++ b/dev-lang/python/python-3.11.0_rc1.ebuild
@@ -0,0 +1,482 @@
+# Copyright 1999-2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI="7"
+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 +ensurepip examples gdbm hardened libedit lto
+	+ncurses pgo +readline +sqlite +ssl test tk
+"
+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:=
+	sys-apps/util-linux:=
+	>=sys-libs/zlib-1.1.3:=
+	virtual/libcrypt:=
+	virtual/libintl
+	ensurepip? ( dev-python/ensurepip-wheels )
+	gdbm? ( sys-libs/gdbm:=[berkdb] )
+	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
+	)
+	!!<sys-apps/sandbox-2.21
+"
+# bluetooth requires headers from bluez
+DEPEND="
+	${RDEPEND}
+	bluetooth? ( net-wireless/bluez )
+	test? ( app-arch/xz-utils[extra-filters(+)] )
+"
+# autoconf-archive needed to eautoreconf
+BDEPEND="
+	sys-devel/autoconf-archive
+	virtual/awk
+	virtual/pkgconfig
+	verify-sig? ( sec-keys/openpgp-keys-python )
+	!sys-devel/gcc[libffi(-)]
+"
+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}
+
+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.
+	rm -r Modules/expat || die
+	rm -r Modules/_ctypes/libffi* || die
+
+	local PATCHES=(
+		"${WORKDIR}/${PATCHSET}"
+	)
+
+	default
+
+	# https://bugs.gentoo.org/850151
+	sed -i -e "s:@@GENTOO_LIBDIR@@:$(get_libdir):g" setup.py || die
+
+	# force the correct number of jobs
+	# https://bugs.gentoo.org/737660
+	local jobs=$(makeopts_jobs)
+	sed -i -e "s:-j0:-j${jobs}:" Makefile.pre.in || die
+	sed -i -e "/self\.parallel/s:True:${jobs}:" setup.py || die
+
+	eautoreconf
+}
+
+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 $(test-flags-CC -ffat-lto-objects)
+	fi
+
+	# Export CXX so it ends up in /usr/lib/python3.X/config/Makefile.
+	# PKG_CONFIG needed for cross.
+	tc-export CXX PKG_CONFIG
+
+	# Fix implicit declarations on cross and prefix builds. Bug #674070.
+	if use ncurses; then
+		append-cppflags -I"${ESYSROOT}"/usr/include/ncursesw
+	fi
+
+	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
+			-x test_gdb
+			-u-network
+
+			# 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
+		)
+
+		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-system-ffi
+		--with-platlibdir=lib
+		--with-pkg-config=yes
+		--with-wheel-pkg-dir="${EPREFIX}"/usr/lib/python/ensurepip
+
+		$(use_with lto)
+		$(use_enable pgo optimizations)
+		$(use_with readline readline "$(usex libedit editline readline)")
+	)
+
+	# disable implicit optimization/debugging flags
+	local -x OPT=
+	# 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=
+
+	if tc-is-cross-compiler ; then
+		# We need to build our own Python on CBUILD first, and feed it in.
+		# bug #847910
+		local myeconfargs_cbuild=(
+			"${myeconfargs[@]}"
+
+			# As minimal as possible for the mini CBUILD Python
+			# we build just for cross to satisfy --with-build-python.
+			--without-lto
+			--without-readline
+			--disable-optimizations
+		)
+
+		myeconfargs+=(
+			# Point the imminent CHOST build to the Python we just
+			# built for CBUILD.
+			--with-build-python="${WORKDIR}"/${P}-${CBUILD}/python
+		)
+
+		mkdir "${WORKDIR}"/${P}-${CBUILD} || die
+		pushd "${WORKDIR}"/${P}-${CBUILD} &> /dev/null || die
+		ECONF_SOURCE="${S}" econf_build "${myeconfargs_cbuild[@]}"
+
+		# Avoid as many dependencies as possible for the cross build.
+		cat >> Makefile <<-EOF || die
+			MODULE_NIS_STATE=disabled
+			MODULE__DBM_STATE=disabled
+			MODULE__GDBM_STATE=disabled
+			MODULE__DBM_STATE=disabled
+			MODULE__SQLITE3_STATE=disabled
+			MODULE__HASHLIB_STATE=disabled
+			MODULE__SSL_STATE=disabled
+			MODULE__CURSES_STATE=disabled
+			MODULE__CURSES_PANEL_STATE=disabled
+			MODULE_READLINE_STATE=disabled
+			MODULE__TKINTER_STATE=disabled
+			MODULE_PYEXPAT_STATE=disabled
+			MODULE_ZLIB_STATE=disabled
+		EOF
+
+		# 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
+	fi
+
+	econf "${myeconfargs[@]}"
+
+	if grep -q "#define POSIX_SEMAPHORES_NOT_ENABLED 1" pyconfig.h; then
+		eerror "configure has detected that the sem_open function is broken."
+		eerror "Please ensure that /dev/shm is mounted as a tmpfs with mode 1777."
+		die "Broken sem_open function (bug 496328)"
+	fi
+
+	# force-disable modules we don't want built
+	local disable_modules=( NIS )
+	use gdbm || disable_modules+=( _GDBM _DBM )
+	use sqlite || disable_modules+=( _SQLITE3 )
+	use ssl || disable_modules+=( _HASHLIB _SSL )
+	use ncurses || disable_modules+=( _CURSES _CURSES_PANEL )
+	use readline || disable_modules+=( READLINE )
+	use tk || disable_modules+=( _TKINTER )
+
+	local mod
+	for mod in "${disable_modules[@]}"; do
+		echo "MODULE_${mod}_STATE=disabled"
+	done >> Makefile || die
+
+	# install epython.py as part of stdlib
+	echo "EPYTHON='python${PYVER}'" > Lib/epython.py || die
+}
+
+src_compile() {
+	# Ensure sed works as expected
+	# https://bugs.gentoo.org/594768
+	local -x LC_ALL=C
+	# Prevent using distutils bundled by setuptools.
+	# https://bugs.gentoo.org/823728
+	export SETUPTOOLS_USE_DISTUTILS=stdlib
+	export PYTHONSTRICTEXTENSIONBUILD=1
+
+	# Save PYTHONDONTWRITEBYTECODE so that 'has_version' doesn't
+	# end up writing bytecode & violating sandbox.
+	# bug #831897
+	local -x _PYTHONDONTWRITEBYTECODE=${PYTHONDONTWRITEBYTECODE}
+
+	if use pgo ; then
+		# bug 660358
+		local -x COLUMNS=80
+		local -x PYTHONDONTWRITEBYTECODE=
+
+		addpredict /usr/lib/python3.11/site-packages
+	fi
+
+	# also need to clear the flags explicitly here or they end up
+	# in _sysconfigdata*
+	emake CPPFLAGS= CFLAGS= LDFLAGS=
+
+	# Restore saved value from above.
+	local -x PYTHONDONTWRITEBYTECODE=${_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 "$(makeopts_jobs)"
+
+		# fails
+		-x test_gdb
+	)
+
+	if use sparc ; then
+		# bug #788022
+		test_opts+=(
+			-x test_multiprocessing_fork
+			-x test_multiprocessing_forkserver
+		)
+	fi
+
+	# bug 660358
+	local -x COLUMNS=80
+	local -x PYTHONDONTWRITEBYTECODE=
+	# workaround https://bugs.gentoo.org/775416
+	addwrite /usr/lib/python3.11/site-packages
+
+	emake test EXTRATESTOPTS="${test_opts[*]}" \
+		CPPFLAGS= CFLAGS= LDFLAGS= < /dev/tty || die "emake test failed"
+}
+
+src_install() {
+	local libdir=${ED}/usr/lib/python${PYVER}
+
+	# -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 "${libdir}/"{idlelib,tkinter,test/test_tk*} || die
+	fi
+
+	dodoc Misc/{ACKS,HISTORY,NEWS}
+
+	if use examples; then
+		docinto examples
+		find Tools -name __pycache__ -exec rm -fr {} + || die
+		dodoc -r Tools
+	fi
+	insinto /usr/share/gdb/auto-load/usr/$(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
+}