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