commit:     6c9fa085149f3761b4a913c8fdb613441c29c8d8
Author:     Michał Górny <mgorny <AT> gentoo <DOT> org>
AuthorDate: Wed Aug 10 18:16:34 2022 +0000
Commit:     Michał Górny <mgorny <AT> gentoo <DOT> org>
CommitDate: Wed Aug 10 20:31:06 2022 +0000
URL:        https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=6c9fa085

dev-python/pypy: Remove most of stdlib by default

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

 dev-python/pypy/metadata.xml         |   9 ++
 dev-python/pypy/pypy-7.3.9-r1.ebuild | 300 +++++++++++++++++++++++++++++++++++
 2 files changed, 309 insertions(+)

diff --git a/dev-python/pypy/metadata.xml b/dev-python/pypy/metadata.xml
index efd7c8c21836..786955f8b2f0 100644
--- a/dev-python/pypy/metadata.xml
+++ b/dev-python/pypy/metadata.xml
@@ -5,4 +5,13 @@
                <email>[email protected]</email>
                <name>Python</name>
        </maintainer>
+       <use>
+               <flag name="full-stdlib">
+                       Install complete stdlib as necessary to use PyPy for 
general
+                       purpose programs.  By default, only a limited subset 
that is
+                       used when building <pkg>dev-python/pypy3-exe</pkg> is
+                       installed.  Note that PyPy2.7's stdlib contains multiple
+                       known vulnerabilities.
+               </flag>
+       </use>
 </pkgmetadata>

diff --git a/dev-python/pypy/pypy-7.3.9-r1.ebuild 
b/dev-python/pypy/pypy-7.3.9-r1.ebuild
new file mode 100644
index 000000000000..ae8f4222bb0c
--- /dev/null
+++ b/dev-python/pypy/pypy-7.3.9-r1.ebuild
@@ -0,0 +1,300 @@
+# Copyright 1999-2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit pax-utils python-utils-r1
+
+PYPY_PV=${PV%_p*}
+MY_P=pypy2.7-v${PYPY_PV/_}
+PATCHSET="pypy2.7-gentoo-patches-${PV/_rc/rc}"
+
+DESCRIPTION="A fast, compliant alternative implementation of the Python 
language"
+HOMEPAGE="https://www.pypy.org/";
+SRC_URI="
+       https://buildbot.pypy.org/pypy/${MY_P}-src.tar.bz2
+       https://dev.gentoo.org/~mgorny/dist/python/${PATCHSET}.tar.xz
+"
+S="${WORKDIR}/${MY_P}-src"
+
+LICENSE="MIT"
+# pypy -c 'import sysconfig; print sysconfig.get_config_var("SOABI")'
+SLOT="0/73"
+KEYWORDS="~amd64 ~arm64 ~ppc64 ~x86 ~amd64-linux ~x86-linux"
+IUSE="bzip2 full-stdlib gdbm +jit ncurses sqlite tk"
+
+RDEPEND="
+       || (
+               >=dev-python/pypy-exe-${PYPY_PV}:${PYPY_PV}[bzip2?,ncurses?]
+               >=dev-python/pypy-exe-bin-${PYPY_PV}:${PYPY_PV}
+       )
+       dev-libs/openssl:0=
+       gdbm? ( sys-libs/gdbm:0= )
+       sqlite? ( dev-db/sqlite:3= )
+       tk? (
+               dev-lang/tk:0=
+               dev-tcltk/tix:0=
+       )
+       !<dev-python/pypy-bin-7.3.0:0
+"
+DEPEND="
+       ${RDEPEND}
+"
+
+src_prepare() {
+       local PATCHES=(
+               "${WORKDIR}/${PATCHSET}"
+       )
+       default
+}
+
+src_compile() {
+       # copy over to make sys.prefix happy
+       cp -p "${BROOT}"/usr/lib/pypy2.7/pypy-c-${PYPY_PV} pypy-c || die
+       cp -p "${BROOT}"/usr/lib/pypy2.7/include/${PYPY_PV}/* include/ || die
+       # (not installed by pypy)
+       rm pypy/module/cpyext/include/_numpypy/numpy/README || die
+       mv pypy/module/cpyext/include/* include/ || die
+       mv pypy/module/cpyext/parse/*.h include/ || die
+       pax-mark m pypy-c
+
+       # verify the subslot
+       local soabi=$(
+               ./pypy-c - <<-EOF
+                       import sysconfig
+                       print sysconfig.get_config_var("SOABI")
+               EOF
+       )
+       [[ ${soabi#pypy-} == ${SLOT#*/} ]] || die "update subslot to ${soabi}"
+
+       einfo "Generating caches and CFFI modules ..."
+
+       if use full-stdlib; then
+               # Generate Grammar and PatternGrammar pickles.
+               ./pypy-c - <<-EOF || die "Generation of Grammar and 
PatternGrammar pickles failed"
+                       import lib2to3.pygram
+                       import lib2to3.patcomp
+                       lib2to3.patcomp.PatternCompiler()
+               EOF
+
+               # Generate cffi modules
+               # Please keep in sync with pypy/tool/build_cffi_imports.py!
+               cffi_targets=( pypy_util ssl audioop syslog pwdgrp resource )
+               use gdbm && cffi_targets+=( gdbm )
+               use ncurses && cffi_targets+=( curses )
+               use sqlite && cffi_targets+=( sqlite3 )
+               use tk && cffi_targets+=( tkinter/tklib )
+
+               local t
+               # all modules except tkinter output to .
+               # tkinter outputs to the correct dir ...
+               cd lib_pypy || die
+               for t in "${cffi_targets[@]}"; do
+                       # tkinter doesn't work via -m
+                       ../pypy-c "_${t}_build.py" || die "Failed to build CFFI 
bindings for ${t}"
+               done
+
+               # Verify that CFFI module list is up-to-date
+               local expected_cksum=2d3acf18
+               local local_cksum=$(
+                       ../pypy-c - <<-EOF
+                               import binascii
+                               import json
+                               from pypy_tools.build_cffi_imports import 
cffi_build_scripts as x
+                               print("%08x" % (binascii.crc32(json.dumps(x)),))
+                       EOF
+               )
+               if [[ ${local_cksum} != ${expected_cksum} ]]; then
+                       die "Please verify cffi_targets and update checksum to 
${local_cksum}"
+               fi
+
+               # Cleanup temporary objects
+               find -name "_cffi_*.[co]" -delete || die
+               find -type d -empty -delete || die
+       fi
+}
+
+src_test() {
+       # (unset)
+       local -x PYTHONDONTWRITEBYTECODE=
+       local -x COLUMNS=80
+
+       local ignored_tests=(
+               # network
+               --ignore=lib-python/2.7/test/test_urllibnet.py
+               --ignore=lib-python/2.7/test/test_urllib2net.py
+               # lots of free space
+               --ignore=lib-python/2.7/test/test_zipfile64.py
+
+               # broken by expat-2.4.5
+               --ignore=lib-python/2.7/test/test_minidom.py
+               --ignore=lib-python/2.7/test/test_xml_etree.py
+               --ignore=lib-python/2.7/test/test_xml_etree_c.py
+       )
+
+       ./pypy-c ./pypy/test_all.py --pypy=./pypy-c -vv \
+               "${ignored_tests[@]}" lib-python || die
+}
+
+src_install() {
+       local dest=/usr/lib/pypy2.7
+       einfo "Installing PyPy ..."
+       dosym pypy-c-${PYPY_PV} "${dest}/pypy-c"
+       insinto "${dest}"
+       # preserve mtimes to avoid obsoleting caches
+       insopts -p
+       if use full-stdlib; then
+               doins -r include lib_pypy lib-python
+
+               # replace copied headers with symlinks
+               for x in "${BROOT}"/usr/lib/pypy2.7/include/${PYPY_PV}/*; do
+                       dosym "${PYPY_PV}/${x##*/}" "${dest}/include/${x##*/}"
+               done
+
+               if ! use gdbm; then
+                       rm -r "${ED}${dest}"/lib_pypy/gdbm.py \
+                               
"${ED}${dest}"/lib-python/*2.7/test/test_gdbm.py || die
+               fi
+               if ! use sqlite; then
+                       rm -r "${ED}${dest}"/lib-python/*2.7/sqlite3 \
+                               "${ED}${dest}"/lib_pypy/_sqlite3.py \
+                               
"${ED}${dest}"/lib-python/*2.7/test/test_sqlite.py || die
+               fi
+               if ! use tk; then
+                       rm -r "${ED}${dest}"/lib-python/*2.7/{idlelib,lib-tk} \
+                               "${ED}${dest}"/lib_pypy/_tkinter \
+                               
"${ED}${dest}"/lib-python/*2.7/test/test_{tcl,tk,ttk*}.py || die
+               fi
+       else
+               # install only the absolutely minimal subset of modules needed
+               # for pypy3 build
+               local lib_py_modules=(
+                       # base modules needed to even start pypy (and import 
site)
+                       codecs.py
+                       copy_reg.py
+                       encodings
+                       genericpath.py
+                       linecache.py
+                       os.py
+                       pkgutil.py
+                       posixpath.py
+                       re.py
+                       runpy.py
+                       site.py
+                       sre_compile.py
+                       sre_constants.py
+                       sre_parse.py
+                       stat.py
+                       string.py
+                       sysconfig.py
+                       traceback.py
+                       warnings.py
+                       UserDict.py
+
+                       # needed for python_optimize
+                       compileall.py
+                       getopt.py
+                       py_compile.py
+                       struct.py
+
+                       # needed for rpython
+                       argparse.py
+                       atexit.py
+                       base64.py
+                       bdb.py
+                       bisect.py
+                       cmd.py
+                       code.py
+                       codeop.py
+                       collections.py
+                       colorsys.py
+                       contextlib.py
+                       copy.py
+                       ctypes
+                       dis.py
+                       fnmatch.py
+                       functools.py
+                       gettext.py
+                       hashlib.py
+                       heapq.py
+                       inspect.py
+                       io.py
+                       json
+                       keyword.py
+                       locale.py
+                       logging
+                       opcode.py
+                       optparse.py
+                       pdb.py
+                       pickle.py
+                       platform.py
+                       pprint.py
+                       random.py
+                       repr.py
+                       shlex.py
+                       shutil.py
+                       StringIO.py
+                       subprocess.py
+                       tempfile.py
+                       textwrap.py
+                       threading.py
+                       tokenize.py
+                       weakref.py
+                       zipfile.py
+               )
+
+               local distutils_modules=(
+                       # needed by site
+                       __init__.py
+                       errors.py
+                       sysconfig.py
+                       sysconfig_cpython.py
+                       sysconfig_pypy.py
+               )
+
+               local lib_pypy_modules=(
+                       # needed by site
+                       _sysconfigdata.py
+
+                       # needed by rpython
+                       cffi
+                       _ctypes
+                       _ffi.py
+                       _functools.py
+                       _sha.py
+                       _sha256.py
+                       _sha512.py
+
+                       # NB: we're deliberately skipping _hashlib to avoid 
some deps
+               )
+
+               cd lib-python/2.7 || die
+               insinto "${dest}/lib-python/2.7"
+               doins -r "${lib_py_modules[@]}"
+               cd - >/dev/null || die
+
+               cd lib-python/2.7/distutils || die
+               insinto "${dest}/lib-python/2.7/distutils"
+               doins -r "${distutils_modules[@]}"
+               cd - >/dev/null || die
+
+               cd lib_pypy || die
+               insinto "${dest}/lib_pypy"
+               doins -r "${lib_pypy_modules[@]}"
+               cd - >/dev/null || die
+       fi
+
+       dosym ../lib/pypy2.7/pypy-c /usr/bin/pypy
+       dodoc README.rst
+
+       local -x EPYTHON=pypy
+       local -x PYTHON=${ED}${dest}/pypy-c-${PYPY_PV}
+       # temporarily copy to build tree to facilitate module builds
+       cp -p "${BROOT}${dest}/pypy-c-${PYPY_PV}" "${PYTHON}" || die
+
+       einfo "Byte-compiling Python standard library..."
+       python_optimize "${ED}${dest}"
+
+       # remove to avoid collisions
+       rm "${PYTHON}" || die
+}

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