dev-lang/python/python-3.13.13_p1.ebuild

# Copyright 1999-2026 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 linux-info multiprocessing pax-utils prefix python-utils-r1 toolchain-funcs verify-sig cros-sanitizers

MY_PV=${PV}
MY_P="Python-${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://distfiles.gentoo.org/pub/proj/python/patchsets/${PYVER%t}/${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="*"
IUSE="
    bluetooth debug +ensurepip examples gdbm libedit +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
	app-misc/mime-types
	>=dev-libs/expat-2.1:=
	dev-libs/libffi:=
	dev-libs/mpdecimal:=
	dev-python/gentoo-common
	>=virtual/zlib-1.1.3:=
	virtual/libintl
	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? (
		dev-python/ensurepip-pip
		dev-python/ensurepip-setuptools
	)
	valgrind? ( dev-debug/valgrind )
"

if [[ ${PV} != *_alpha* ]]; then
	RDEPEND+="
		dev-lang/python-exec[python_targets_python${PYVER/./_}(-)]
	"
fi
PDEPEND="
	ensurepip? ( dev-python/ensurepip-pip )
"

VERIFY_SIG_OPENPGP_KEY_PATH=/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 )

declare -rgA PYTHON_KERNEL_CHECKS=(
	["CROSS_MEMORY_ATTACH"]="test_external_inspection" #bug 938589
	["DNOTIFY"]="test_fcntl" # bug 938662
)

# Google-specific PGO bits
SRC_URI+=" pgo_use? ( gs://chromeos-localmirror/distfiles/python-$(ver_cut 1-2)-profile.tar.xz )"
IUSE+=" pgo_generate +pgo_use"
REQUIRED_USE+=" pgo_generate? ( !pgo_use )"

# CrOS: We use the SDK's Python for --with-build-python when cross-compiling.
IUSE+=" cros_host"
BDEPEND+=" !cros_host? ( dev-lang/python:${SLOT} )"


pkg_pretend() {
	if use pgo || use test; then
		check-reqs_pkg_pretend
	fi
}

pkg_setup() {
    if [[ ${MERGE_TYPE} != binary ]]; then
        if use test || use pgo; then
            check-reqs_pkg_setup

            local CONFIG_CHECK
            for f in "${!PYTHON_KERNEL_CHECKS[@]}"; do
                CONFIG_CHECK+="~${f} "
            done
            linux-info_pkg_setup
        fi
    fi
}

src_unpack() {
	if use verify-sig; then
		verify-sig_verify_detached "${DISTDIR}"/${MY_P}.tar.xz{,.asc}
	fi
	default
}

src_prepare() {
	local PATCHES=(
		"${WORKDIR}/${PATCHSET}"
	)

	default

	# START: ChromiumOS
	# Note: Ensure these patch files have been rebased and renamed for 3.13 in your FILESDIR
	eapply "${FILESDIR}/python-3.13-cross-python-config.patch"
	eapply "${FILESDIR}/python-3.8-hash-compile-invalidation.patch"

	# Support searching /usr/local for Python on dev/test images.
	sed -i -e "s:sys.exec_prefix]:sys.exec_prefix, '/usr/local']:g" \
		Lib/site.py || die "sed failed to add /usr/local to prefixes"

	# Speed up the build and workaround b/240951449 by removing self tests.
	if ! use test && ! use pgo_generate ; then
		find "${S}/Lib/" -type f -name 'test_*.py' -delete || die
		rm -rf "${S}/Lib/test" || die
		rm -rf "${S}/Lib/"test_* || die
	fi
	# END: ChromiumOS

	# force the correct number of jobs
	# https://bugs.gentoo.org/737660
	sed -i -e "s:-j0:-j$(makeopts_jobs):" Makefile.pre.in || die

	# breaks tests when using --with-wheel-pkg-dir
	rm -rf Lib/test/wheeldata || die

	eautoreconf
}

src_configure() {
	# disable automagic bluetooth headers detection
	if ! use bluetooth; then
		local -x ac_cv_header_bluetooth_bluetooth_h=no
	fi

	filter-flags -malign-double

	# 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

	# Set baseline test skip flags.
	COMMON_TEST_SKIPS=(
		-x test_gdb
		-x test_pretty_print
		-x test_perf_profiler
	)

	# Arch-specific skips.
	case ${CHOST} in
		alpha*)
			COMMON_TEST_SKIPS+=( -x test_builtin -x test_capi -x test_cmath -x test_float -x test_free_threading -x test_math -x test_numeric_tower -x test_random -x test_statistics -x test_resource -x test_strtod )
			;;
		mips*)
			COMMON_TEST_SKIPS+=( -x test_ctypes -x test_external_inspection -x test_statistics )
			;;
		riscv*)
			COMMON_TEST_SKIPS+=( -x test_urllib2 )
			;;
		sparc*)
			COMMON_TEST_SKIPS+=( -x test_multiprocessing_fork -x test_multiprocessing_forkserver -x test_multiprocessing_spawn -x test_ctypes -x test_exceptions )
			;;
	esac

	for option in "${!PYTHON_KERNEL_CHECKS[@]}"; do
		if ! linux_config_exists || ! linux_chkconfig_present "${option}"; then
			COMMON_TEST_SKIPS+=( -x "${PYTHON_KERNEL_CHECKS[${option}]}" )
		fi
	done

	use elibc_musl && COMMON_TEST_SKIPS+=( -x test__locale -x test_c_locale_coercion -x test_locale -x test_re -x test_ctypes -x test_os )

	if use pgo; then
		local profile_task_flags=(
			-m test
			"-j$(makeopts_jobs)"
			--pgo-extended
			--verbose3
			-u-network
			--timeout 1200
			"${COMMON_TEST_SKIPS[@]}"
			-x test_dtrace
			-x test_asyncio
			-x test_httpservers
			-x test_logging
			-x test_multiprocessing_fork
			-x test_socket
			-x test_xmlrpc
			-x test_tools
		)

		if has_version "app-arch/rpm" ; then
			profile_task_flags+=( -x test_distutils )
		fi
		local -x PROFILE_TASK="${profile_task_flags[*]} || true"
	fi

	local myeconfargs=(
		ac_cv_header_stropts_h=no
		--enable-shared
		--without-static-libpython
		--enable-ipv6
		--infodir='${prefix}/share/info'
		--mandir='${prefix}/share/man'
		--with-dbmliborder="${dbmliborder}"
		--with-libc=
		--enable-loadable-sqlite-extensions
		--without-ensurepip
		--without-lto
		--with-system-expat
		--with-system-libmpdec
		--with-platlibdir=lib
		--with-pkg-config=yes
		--with-wheel-pkg-dir="${EPREFIX}"/usr/lib/python/ensurepip
		--enable-gil

		$(use_with debug assertions)
		$(use_enable pgo optimizations)
		$(use_with readline readline "$(usex libedit editline readline)")
		$(use_with valgrind)
	)

	if tc-is-lto; then
		myeconfargs+=( --with-lto )
	fi

	if use pgo_use && ! use coverage; then
		append-cppflags "-fprofile-use=${WORKDIR}/code.profclangd"
	elif use pgo_generate; then
		myeconfargs+=(
			"LLVM_PROFDATA=$(which llvm-profdata)"
			--enable-optimizations
		)
	fi

	cat > Modules/Setup.local <<-EOF || die
		*disabled*
		nis
		$(use gdbm || echo '_gdbm _dbm')
		$(use sqlite || echo '_sqlite3')
		$(use ssl || echo '_hashlib _ssl')
		$(use ncurses || echo '_curses _curses_panel')
		$(use readline || echo 'readline')
		$(use tk || echo '_tkinter')
	EOF

	local -x OPT=

	if tc-is-cross-compiler ; then
		myeconfargs+=(
			# CrOS: Use Python from the SDK.
			--with-build-python="/usr/bin/python${PYVER}"
		)
	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=

	# CrOS: When building for sanitizers, we must preserve the sanitizer flags
	sanitizers-setup-env

	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

	echo "EPYTHON='python${PYVER}'" > Lib/epython.py || die
}

src_compile() {
	local -x LC_ALL=C
	export PYTHONSTRICTEXTENSIONBUILD=1

	local -x _PYTHONDONTWRITEBYTECODE=${PYTHONDONTWRITEBYTECODE}
	export GENTOO_CPYTHON_BUILD=1

	if use pgo ; then
		local -x COLUMNS=80
		local -x PYTHONDONTWRITEBYTECODE=
		local -x TMPDIR=/var/tmp
	fi

	emake CPPFLAGS= CFLAGS= LDFLAGS=

	local -x PYTHONDONTWRITEBYTECODE=${_PYTHONDONTWRITEBYTECODE}

	if has_version dev-libs/libffi[pax-kernel]; then
		pax-mark E python
	else
		pax-mark m python
	fi
}

src_test() {
	if tc-is-cross-compiler; then
		elog "Disabling tests due to crosscompiling."
		return
	fi

	local -x LOGNAME=buildbot
	local test_opts=(
		--verbose3
		-u-network
		-j "$(makeopts_jobs)"
		"${COMMON_TEST_SKIPS[@]}"
	)

	local -x COLUMNS=80
	local -x PYTHONDONTWRITEBYTECODE=
	local -x TMPDIR=/var/tmp

	nonfatal emake -Onone test EXTRATESTOPTS="${test_opts[*]}" \
		CPPFLAGS= CFLAGS= LDFLAGS= < /dev/tty
	local ret=${?}

	[[ ${ret} -eq 0 ]] || die "emake test failed"
}

src_install() {
	local libdir=${ED}/usr/lib/python${PYVER}

	# -j1 hack for now for bug #843458
	emake -j1 DESTDIR="${D}" TEST_MODULES=no altinstall

	# Fix collisions between different slots of Python.
	rm "${ED}/usr/$(get_libdir)/libpython3.so" || die

	local abiver=$(cd "${ED}/usr/include"; echo python*)
	if [[ ${abiver} != python${PYVER} ]]; then
		rm "${ED}/usr/bin/python${PYVER}" || die
		dosym "${abiver}" "/usr/bin/python${PYVER}"
		dosym "${abiver}-config" "/usr/bin/python${PYVER}-config"
		dosym "python-${PYVER}.pc" "/usr/$(get_libdir)/pkgconfig/${abiver/${PYVER}/-${PYVER}}.pc"
	fi

	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 -rf "${libdir}"/ensurepip/_bundled || die
	if ! use sqlite; then
		rm -rf "${libdir}/"sqlite3 || die
	fi
	if ! use tk; then
		rm -rf "${ED}/usr/bin/idle${PYVER}" || die
		rm -rf "${libdir}/"{idlelib,tkinter} || 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"

	local pymajor=${PYVER%.*}
	local EPYTHON=python${PYVER}
	local scriptdir=${D}$(python_get_scriptdir)
	mkdir -p "${scriptdir}" || die

	ln -s "../../../bin/${abiver}" "${scriptdir}/python${pymajor}" || die
	ln -s "python${pymajor}" "${scriptdir}/python" || die

	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

	ln -s "../../../bin/pydoc${PYVER}" "${scriptdir}/pydoc" || die

	if use tk; then
		ln -s "../../../bin/idle${PYVER}" "${scriptdir}/idle" || die
	fi

	# In python3.13, the "pipes" module was removed. We use "shlex" intead.
	# Inject backwards compatibility hack for legacy k8s scripts
	insinto "/usr/lib/python${PYVER}/site-packages"
	doins "${FILESDIR}/pipes.py"
}