--- /dev/null
+# Copyright 1999-2020 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 pax-utils python-utils-r1 \
+ toolchain-funcs
+
+MY_P="Python-${PV/_alpha/a}"
+PYVER=$(ver_cut 1-2)
+PATCHSET="python-gentoo-patches-3.9.0_alpha2"
+
+DESCRIPTION="An interpreted, interactive, object-oriented programming language"
+HOMEPAGE="https://www.python.org/"
+SRC_URI="https://www.python.org/ftp/python/${PV%_*}/${MY_P}.tar.xz
+ https://dev.gentoo.org/~mgorny/dist/python/${PATCHSET}.tar.xz"
+S="${WORKDIR}/${MY_P}"
+
+LICENSE="PSF-2"
+SLOT="${PYVER}"
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sh ~sparc ~x86"
+IUSE="bluetooth build examples gdbm hardened ipv6 libressl +ncurses +readline sqlite +ssl test tk wininst +xml"
+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:=
+ dev-libs/libffi:=
+ sys-apps/util-linux:=
+ >=sys-libs/zlib-1.1.3:=
+ virtual/libcrypt:=
+ virtual/libintl
+ gdbm? ( sys-libs/gdbm:=[berkdb] )
+ ncurses? ( >=sys-libs/ncurses-5.2:= )
+ readline? ( >=sys-libs/readline-4.1:= )
+ sqlite? ( >=dev-db/sqlite-3.3.8:3= )
+ ssl? (
+ !libressl? ( dev-libs/openssl:= )
+ libressl? ( dev-libs/libressl:= )
+ )
+ tk? (
+ >=dev-lang/tcl-8.0:=
+ >=dev-lang/tk-8.0:=
+ dev-tcltk/blt:=
+ dev-tcltk/tix
+ )
+ xml? ( >=dev-libs/expat-2.1:= )"
+# bluetooth requires headers from bluez
+DEPEND="${RDEPEND}
+ bluetooth? ( net-wireless/bluez )
+ test? ( app-arch/xz-utils[extra-filters(+)] )
+ virtual/pkgconfig
+ !sys-devel/gcc[libffi(-)]"
+RDEPEND+=" !build? ( app-misc/mime-types )"
+PDEPEND=">=app-eselect/eselect-python-20140125-r1"
+
+# large file tests involve a 2.5G file being copied (duplicated)
+CHECKREQS_DISK_BUILD=5500M
+
+pkg_pretend() {
+ use test && check-reqs_pkg_pretend
+
+ ewarn "This is an early developer preview of Python 3.9. New features"
+ ewarn "can still be added up to 2020-05-18. It's not suitable for production"
+ ewarn "use, and it is not supported for Gentoo packages."
+}
+
+pkg_setup() {
+ use test && check-reqs_pkg_setup
+}
+
+src_prepare() {
+ # Ensure that internal copies of expat, libffi and zlib are not used.
+ rm -fr Modules/expat || die
+ rm -fr Modules/_ctypes/libffi* || die
+ rm -fr Modules/zlib || die
+
+ local PATCHES=(
+ "${WORKDIR}/${PATCHSET}"
+ )
+
+ default
+
+ sed -i -e "s:@@GENTOO_LIBDIR@@:$(get_libdir):g" \
+ setup.py || die "sed failed to replace @@GENTOO_LIBDIR@@"
+
+ eautoreconf
+}
+
+src_configure() {
+ local disable
+ # disable automagic bluetooth headers detection
+ use bluetooth || export ac_cv_header_bluetooth_bluetooth_h=no
+ use gdbm || disable+=" gdbm"
+ use ncurses || disable+=" _curses _curses_panel"
+ use readline || disable+=" readline"
+ use sqlite || disable+=" _sqlite3"
+ use ssl || export PYTHON_DISABLE_SSL="1"
+ use tk || disable+=" _tkinter"
+ use xml || disable+=" _elementtree pyexpat" # _elementtree uses pyexpat.
+ export PYTHON_DISABLE_MODULES="${disable}"
+
+ if ! use xml; then
+ ewarn "You have configured Python without XML support."
+ ewarn "This is NOT a recommended configuration as you"
+ ewarn "may face problems parsing any XML documents."
+ fi
+
+ if [[ -n "${PYTHON_DISABLE_MODULES}" ]]; then
+ einfo "Disabled modules: ${PYTHON_DISABLE_MODULES}"
+ fi
+
+ if [[ "$(gcc-major-version)" -ge 4 ]]; then
+ append-flags -fwrapv
+ fi
+
+ filter-flags -malign-double
+
+ # https://bugs.gentoo.org/show_bug.cgi?id=50309
+ if is-flagq -O3; then
+ is-flagq -fstack-protector-all && replace-flags -O3 -O2
+ use hardened && replace-flags -O3 -O2
+ fi
+
+ # https://bugs.gentoo.org/700012
+ if is-flagq -flto || is-flagq '-flto=*'; then
+ append-cflags $(test-flags-CC -ffat-lto-objects)
+ fi
+
+ # Export CXX so it ends up in /usr/lib/python3.X/config/Makefile.
+ tc-export CXX
+
+ # Set LDFLAGS so we link modules with -lpython3.2 correctly.
+ # Needed on FreeBSD unless Python 3.2 is already installed.
+ # Please query BSD team before removing this!
+ append-ldflags "-L."
+
+ # Fix implicit declarations on cross and prefix builds. Bug #674070.
+ use ncurses && append-cppflags -I"${ESYSROOT}"/usr/include/ncursesw
+
+ local dbmliborder
+ if use gdbm; then
+ dbmliborder+="${dbmliborder:+:}gdbm"
+ fi
+
+ local myeconfargs=(
+ --enable-shared
+ $(use_enable ipv6)
+ --infodir='${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
+ )
+
+ OPT="" econf "${myeconfargs[@]}"
+}
+
+src_compile() {
+ # Ensure sed works as expected
+ # https://bugs.gentoo.org/594768
+ local -x LC_ALL=C
+
+ emake CPPFLAGS= CFLAGS= LDFLAGS=
+
+ # 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
+
+ # Skip failing tests.
+ local skipped_tests="gdb"
+
+ for test in ${skipped_tests}; do
+ mv "${S}"/Lib/test/test_${test}.py "${T}"
+ done
+
+ # bug 660358
+ local -x COLUMNS=80
+
+ local -x PYTHONDONTWRITEBYTECODE=
+
+ emake test EXTRATESTOPTS="-u-network" CPPFLAGS= CFLAGS= LDFLAGS= < /dev/tty
+ local result=$?
+
+ for test in ${skipped_tests}; do
+ mv "${T}/test_${test}.py" "${S}"/Lib/test
+ done
+
+ elog "The following tests have been skipped:"
+ for test in ${skipped_tests}; do
+ elog "test_${test}.py"
+ done
+
+ elog "If you would like to run them, you may:"
+ elog "cd '${EPREFIX}/usr/lib/python${PYVER}/test'"
+ elog "and run the tests separately."
+
+ if [[ ${result} -ne 0 ]]; then
+ die "emake test failed"
+ fi
+}
+
+src_install() {
+ local libdir=${ED}/usr/lib/python${PYVER}
+
+ emake DESTDIR="${D}" altinstall
+
+ # Remove static library
+ rm "${ED}"/usr/$(get_libdir)/libpython*.a || die
+
+ sed \
+ -e "s/\(CONFIGURE_LDFLAGS=\).*/\1/" \
+ -e "s/\(PY_LDFLAGS=\).*/\1/" \
+ -i "${libdir}/config-${PYVER}"*/Makefile || die "sed failed"
+
+ # 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/${abiver}"
+ fi
+
+ use sqlite || rm -r "${libdir}/"{sqlite3,test/test_sqlite*} || die
+ use tk || rm -r "${ED}/usr/bin/idle${PYVER}" "${libdir}/"{idlelib,tkinter,test/test_tk*} || die
+
+ dodoc Misc/{ACKS,HISTORY,NEWS}
+
+ if use examples; then
+ docinto examples
+ find Tools -name __pycache__ -exec rm -fr {} + || die
+ dodoc -r Tools
+ fi
+ insinto /usr/share/gdb/auto-load/usr/$(get_libdir) #443510
+ local libname=$(printf 'e:\n\t@echo $(INSTSONAME)\ninclude Makefile\n' | \
+ emake --no-print-directory -s -f - 2>/dev/null)
+ newins "${S}"/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-${PYVER}" || die "sed failed"
+
+ # for python-exec
+ local vars=( EPYTHON PYTHON_SITEDIR PYTHON_SCRIPTDIR )
+
+ # if not using a cross-compiler, use the fresh binary
+ if ! tc-is-cross-compiler; then
+ local -x PYTHON=./python
+ local -x LD_LIBRARY_PATH=${LD_LIBRARY_PATH+${LD_LIBRARY_PATH}:}${PWD}
+ else
+ vars=( PYTHON "${vars[@]}" )
+ fi
+
+ python_export "python${PYVER}" "${vars[@]}"
+ echo "EPYTHON='${EPYTHON}'" > epython.py || die
+ python_domodule epython.py
+
+ # python-exec wrapping support
+ local pymajor=${PYVER%.*}
+ mkdir -p "${D}${PYTHON_SCRIPTDIR}" || die
+ # python and pythonX
+ ln -s "../../../bin/${abiver}" \
+ "${D}${PYTHON_SCRIPTDIR}/python${pymajor}" || die
+ ln -s "python${pymajor}" "${D}${PYTHON_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 > "${D}${PYTHON_SCRIPTDIR}/python${pymajor}-config" <<-EOF || die
+ #!/bin/sh
+ exec "${abiver}-config" "\${@}"
+ EOF
+ chmod +x "${D}${PYTHON_SCRIPTDIR}/python${pymajor}-config" || die
+ ln -s "python${pymajor}-config" \
+ "${D}${PYTHON_SCRIPTDIR}/python-config" || die
+ # 2to3, pydoc
+ ln -s "../../../bin/2to3-${PYVER}" \
+ "${D}${PYTHON_SCRIPTDIR}/2to3" || die
+ ln -s "../../../bin/pydoc${PYVER}" \
+ "${D}${PYTHON_SCRIPTDIR}/pydoc" || die
+ # idle
+ if use tk; then
+ ln -s "../../../bin/idle${PYVER}" \
+ "${D}${PYTHON_SCRIPTDIR}/idle" || die
+ fi
+}
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