--- /dev/null
+From 6d439c6718625bb7dce32b0afdc6a3d5168a21e5 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Micha=C5=82=20G=C3=B3rny?= <mgorny@gentoo.org>
+Date: Sat, 11 Apr 2020 07:01:27 +0200
+Subject: [PATCH] Support Gentoo install scheme
+
+---
+ lib-python/2.7/distutils/command/install.py | 12 +++++++++++-
+ 1 file changed, 11 insertions(+), 1 deletion(-)
+
+diff --git a/lib-python/2.7/distutils/command/install.py b/lib-python/2.7/distutils/command/install.py
+index 6fe62be..a4e9f0d 100644
+--- a/lib-python/2.7/distutils/command/install.py
++++ b/lib-python/2.7/distutils/command/install.py
+@@ -97,6 +97,13 @@ INSTALL_SCHEMES = {
+ 'scripts': '$base/Scripts',
+ 'data' : '$base',
+ },
++ 'gentoo': {
++ 'purelib': '$base/site-packages',
++ 'platlib': '$base/site-packages',
++ 'headers': '$base/include',
++ 'scripts': '@EPREFIX@/usr/bin',
++ 'data' : '@EPREFIX@/usr',
++ },
+ }
+
+ # The keys to an installation scheme; if any new types of files are to be
+@@ -483,7 +490,10 @@ class install (Command):
+ # it's the caller's problem if they supply a bad name!
+ if (hasattr(sys, 'pypy_version_info') and
+ not name.endswith(('_user', '_home'))):
+- if os.name == 'nt':
++ if self.install_base == os.path.normpath('@EPREFIX@/usr/lib/pypy2.7'):
++ # override paths for system-wide install
++ name = 'gentoo'
++ elif os.name == 'nt':
+ name = 'pypy_nt'
+ else:
+ name = 'pypy'
+--
+2.26.0
+
--- /dev/null
+# Copyright 1999-2020 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+inherit pax-utils python-utils-r1
+
+MY_P=pypy2.7-v${PV/_/}
+# note: remember to update this to newest dev-lang/python:2.7 on bump
+PATCHSET="python-gentoo-patches-2.7.17-r1"
+
+DESCRIPTION="A fast, compliant alternative implementation of the Python language"
+HOMEPAGE="https://pypy.org/"
+SRC_URI="https://bitbucket.org/pypy/pypy/downloads/${MY_P}-src.tar.bz2
+ https://dev.gentoo.org/~mgorny/dist/python/${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 ~ppc64 ~x86 ~amd64-linux ~x86-linux"
+IUSE="bzip2 gdbm +jit libressl ncurses sqlite tk"
+
+RDEPEND="
+ || (
+ dev-python/pypy-exe:${PV}[bzip2?,ncurses?]
+ dev-python/pypy-exe-bin:${PV}
+ )
+ !libressl? ( dev-libs/openssl:0= )
+ libressl? ( dev-libs/libressl: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="${RDEPEND}"
+
+src_prepare() {
+ eapply "${FILESDIR}/7.3.1-gentoo-path.patch"
+ eapply "${FILESDIR}/1.9-distutils.unixccompiler.UnixCCompiler.runtime_library_dir_option.patch"
+
+ sed -e "s^@EPREFIX@^${EPREFIX}^" \
+ -i lib-python/2.7/distutils/command/install.py || die
+
+ # apply CPython stdlib patches
+ pushd lib-python/2.7 > /dev/null || die
+ # TODO: cpy turkish locale patch now fixes C code
+ # probably needs better port to pypy, if it is broken there
+ eapply "${FILESDIR}"/5.8.0_all_distutils_cxx.patch
+ eapply -p2 "${WORKDIR}/${PATCHSET}"/0010-use_pyxml.patch
+ popd > /dev/null || die
+
+ # this test relies on pypy-c hardcoding correct build time paths
+ sed -i -e 's:test_executable_without_cwd:_&:' \
+ lib-python/2.7/test/test_subprocess.py || die
+ # this one seems to rely on cpython gc handling (?)
+ sed -i -e 's:test_number_of_objects:_&:' \
+ lib-python/2.7/test/test_multiprocessing.py || die
+ # hardcoded assumptions (?)
+ sed -i -e 's:test_alpn_protocols:_&:' \
+ -e 's:test_default_ecdh_curve:_&:' \
+ lib-python/2.7/test/test_ssl.py || die
+ # requires Internet
+ sed -i -e '/class NetworkedTests/i@unittest.skip("Requires networking")' \
+ lib-python/2.7/test/test_ssl.py || die
+ # TODO: investigate (sandbox?)
+ sed -i -e 's:test__copy_to_each:_&:' \
+ lib-python/2.7/test/test_pty.py || die
+
+ eapply_user
+}
+
+src_compile() {
+ # copy over to make sys.prefix happy
+ cp -p "${BROOT}"/usr/lib/pypy2.7/pypy-c-${PV} pypy-c || die
+ cp -p "${BROOT}"/usr/lib/pypy2.7/include/${PV}/* include/ || die
+ # (not installed by pypy)
+ rm pypy/module/cpyext/include/_numpypy/numpy/README || die
+ mv pypy/module/cpyext/include/* include/ || die
+ mv pypy/module/cpyext/parse/*.h include/ || die
+ pax-mark m pypy-c
+
+ einfo "Generating caches and CFFI modules ..."
+
+ # Generate Grammar and PatternGrammar pickles.
+ ./pypy-c -c "import lib2to3.pygram, lib2to3.patcomp; lib2to3.patcomp.PatternCompiler()" \
+ || die "Generation of Grammar and PatternGrammar pickles failed"
+
+ # Generate cffi modules
+ # Please keep in sync with pypy/tool/build_cffi_imports.py!
+#cffi_build_scripts = {
+# "_ssl": "_ssl_build.py",
+# "sqlite3": "_sqlite3_build.py",
+# "audioop": "_audioop_build.py",
+# "tk": "_tkinter/tklib_build.py",
+# "curses": "_curses_build.py" if sys.platform != "win32" else None,
+# "syslog": "_syslog_build.py" if sys.platform != "win32" else None,
+# "gdbm": "_gdbm_build.py" if sys.platform != "win32" else None,
+# "pwdgrp": "_pwdgrp_build.py" if sys.platform != "win32" else None,
+# "resource": "_resource_build.py" if sys.platform != "win32" else None,
+ cffi_targets=( ssl audioop syslog pwdgrp resource )
+ use gdbm && cffi_targets+=( gdbm )
+ use ncurses && cffi_targets+=( curses )
+ use sqlite && cffi_targets+=( sqlite3 )
+ use tk && cffi_targets+=( tkinter/tklib )
+
+ local t
+ # all modules except tkinter output to .
+ # tkinter outputs to the correct dir ...
+ cd lib_pypy || die
+ for t in "${cffi_targets[@]}"; do
+ # tkinter doesn't work via -m
+ ../pypy-c "_${t}_build.py" || die "Failed to build CFFI bindings for ${t}"
+ done
+
+ # Cleanup temporary objects
+ find -name "_cffi_*.[co]" -delete || die
+ find -type d -empty -delete || die
+}
+
+src_test() {
+ # (unset)
+ local -x PYTHONDONTWRITEBYTECODE=
+
+ local ignored_tests=(
+ # network
+ --ignore=lib-python/2.7/test/test_urllibnet.py
+ --ignore=lib-python/2.7/test/test_urllib2net.py
+ # lots of free space
+ --ignore=lib-python/2.7/test/test_zipfile64.py
+ # no module named 'worker' -- a lot
+ --ignore=lib-python/2.7/test/test_xpickle.py
+ )
+
+ ./pypy-c ./pypy/test_all.py --pypy=./pypy-c -vv \
+ "${ignored_tests[@]}" lib-python || die
+}
+
+src_install() {
+ local dest=/usr/lib/pypy2.7
+ einfo "Installing PyPy ..."
+ dosym pypy-c-${PV} "${dest}/pypy-c"
+ insinto "${dest}"
+ # preserve mtimes to avoid obsoleting caches
+ insopts -p
+ doins -r include lib_pypy lib-python
+
+ # replace copied headers with symlinks
+ for x in "${BROOT}"/usr/lib/pypy2.7/include/${PV}/*; do
+ dosym "${PV}/${x##*/}" "${dest}/include/${x##*/}"
+ done
+
+ dosym ../lib/pypy2.7/pypy-c /usr/bin/pypy
+ dodoc README.rst
+
+ if ! use gdbm; then
+ rm -r "${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}${dest}"/lib-python/*2.7/test/test_{tcl,tk,ttk*}.py || die
+ fi
+
+ local -x EPYTHON=pypy
+ local -x PYTHON=${ED}${dest}/pypy-c
+
+ echo "EPYTHON='${EPYTHON}'" > epython.py || die
+ python_moduleinto /usr/lib/pypy2.7/site-packages
+ python_domodule epython.py
+
+ einfo "Byte-compiling Python standard library..."
+ python_optimize "${ED}${dest}"
+}