--- /dev/null
+# Copyright 1999-2017 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+
+PYTHON_COMPAT=( python2_7 pypy )
+inherit check-reqs pax-utils python-any-r1 toolchain-funcs versionator
+
+# note: remember to update this to newest dev-lang/python:2.7 on bump
+CPY_PATCHSET_VERSION="2.7.14-0"
+MY_P=pypy2-v${PV}
+
+DESCRIPTION="A fast, compliant alternative implementation of the Python language"
+HOMEPAGE="http://pypy.org/"
+SRC_URI="https://bitbucket.org/pypy/pypy/downloads/${MY_P}-src.tar.bz2
+ https://dev.gentoo.org/~floppym/python/python-gentoo-patches-${CPY_PATCHSET_VERSION}.tar.xz"
+
+LICENSE="MIT"
+# pypy -c 'import sysconfig; print sysconfig.get_config_var("SOABI")'
+SLOT="0/41"
+KEYWORDS="~amd64 ~x86 ~amd64-linux ~x86-linux"
+IUSE="bzip2 doc gdbm +jit libressl low-memory ncurses sandbox sqlite cpu_flags_x86_sse2 test tk"
+
+RDEPEND=">=sys-libs/zlib-1.1.3:0=
+ virtual/libffi:0=
+ virtual/libintl:0=
+ dev-libs/expat:0=
+ !libressl? ( dev-libs/openssl:0=[-bindist] )
+ libressl? ( dev-libs/libressl:0= )
+ bzip2? ( app-arch/bzip2:0= )
+ gdbm? ( sys-libs/gdbm:0= )
+ ncurses? ( sys-libs/ncurses:0= )
+ sqlite? ( dev-db/sqlite:3= )
+ tk? (
+ dev-lang/tk:0=
+ dev-tcltk/tix:0=
+ )
+ !dev-python/pypy-bin:0"
+DEPEND="${RDEPEND}
+ doc? ( dev-python/sphinx )
+ ${PYTHON_DEPS}
+ test? ( dev-python/pytest )"
+
+S="${WORKDIR}/${MY_P}-src"
+
+pkg_pretend() {
+ if [[ ${MERGE_TYPE} != binary ]]; then
+ if use low-memory; then
+ if ! python_is_installed pypy; then
+ eerror "USE=low-memory requires a (possibly old) version of dev-python/pypy"
+ eerror "or dev-python/pypy-bin being installed. Please install it using e.g.:"
+ eerror
+ eerror " $ emerge -1v dev-python/pypy-bin"
+ eerror
+ eerror "before attempting to build dev-python/pypy[low-memory]."
+ die "dev-python/pypy-bin (or dev-python/pypy) needs to be installed for USE=low-memory"
+ fi
+
+ CHECKREQS_MEMORY="1750M"
+ use amd64 && CHECKREQS_MEMORY="3500M"
+ else
+ CHECKREQS_MEMORY="3G"
+ use amd64 && CHECKREQS_MEMORY="6G"
+ fi
+
+ check-reqs_pkg_pretend
+ fi
+}
+
+pkg_setup() {
+ if [[ ${MERGE_TYPE} != binary ]]; then
+ pkg_pretend
+
+ if python_is_installed pypy; then
+ if [[ ! ${EPYTHON} || ${EPYTHON} == pypy ]] || use low-memory; then
+ einfo "Using already-installed PyPy to perform the translation."
+ local EPYTHON=pypy
+ else
+ einfo "Using ${EPYTHON} to perform the translation. Please note that upstream"
+ einfo "recommends using PyPy for that. If you wish to do so, please unset"
+ einfo "the EPYTHON variable."
+ fi
+ fi
+
+ python-any-r1_pkg_setup
+ fi
+}
+
+src_prepare() {
+ eapply "${FILESDIR}/4.0.0-gentoo-path.patch"
+ eapply "${FILESDIR}/1.9-distutils.unixccompiler.UnixCCompiler.runtime_library_dir_option.patch"
+ eapply "${FILESDIR}"/5.9.0-shared-lib.patch # 517002
+
+ sed -e "s^@EPREFIX@^${EPREFIX}^" \
+ -e "s^@libdir@^$(get_libdir)^" \
+ -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 "${FILESDIR}"/5.8.0_all_distutils_cxx.patch
+ eapply "${WORKDIR}"/patches/62_all_xml.use_pyxml.patch
+ popd > /dev/null || die
+
+ eapply_user
+}
+
+src_configure() {
+ tc-export CC
+
+ local jit_backend
+ if use jit; then
+ jit_backend='--jit-backend='
+
+ # We only need the explicit sse2 switch for x86.
+ # On other arches we can rely on autodetection which uses
+ # compiler macros. Plus, --jit-backend= doesn't accept all
+ # the modern values...
+
+ if use x86; then
+ if use cpu_flags_x86_sse2; then
+ jit_backend+=x86
+ else
+ jit_backend+=x86-without-sse2
+ fi
+ else
+ jit_backend+=auto
+ fi
+ fi
+
+ local args=(
+ --shared
+ $(usex jit -Ojit -O2)
+ $(usex sandbox --sandbox '')
+
+ ${jit_backend}
+
+ pypy/goal/targetpypystandalone
+ )
+
+ # Avoid linking against libraries disabled by use flags
+ local opts=(
+ bzip2:bz2
+ ncurses:_minimal_curses
+ )
+
+ local opt
+ for opt in "${opts[@]}"; do
+ local flag=${opt%:*}
+ local mod=${opt#*:}
+
+ args+=(
+ $(usex ${flag} --withmod --withoutmod)-${mod}
+ )
+ done
+
+ local interp=( "${PYTHON}" )
+ if use low-memory; then
+ interp=( env PYPY_GC_MAX_DELTA=200MB
+ "${PYTHON}" --jit loop_longevity=300 )
+ fi
+
+ # translate into the C sources
+ # we're going to make them ourselves since otherwise pypy does not
+ # free up the unneeded memory before spawning the compiler
+ set -- "${interp[@]}" rpython/bin/rpython --batch --source "${args[@]}"
+ echo -e "\033[1m${@}\033[0m"
+ "${@}" || die "translation failed"
+}
+
+src_compile() {
+ emake -C "${T}"/usession*-0/testing_1
+
+ # copy back to make sys.prefix happy
+ cp -p "${T}"/usession*-0/testing_1/{pypy-c,libpypy-c.so} . || die
+ pax-mark m pypy-c libpypy-c.so
+
+ use doc && emake -C pypy/doc html
+}
+
+src_test() {
+ # (unset)
+ local -x PYTHONDONTWRITEBYTECODE
+
+ ./pypy-c ./pypy/test_all.py --pypy=./pypy-c lib-python || die
+}
+
+src_install() {
+ local dest=/usr/$(get_libdir)/pypy
+ einfo "Installing PyPy ..."
+ exeinto "${dest}"
+ doexe pypy-c libpypy-c.so
+ pax-mark m "${ED%/}${dest}/pypy-c" "${ED%/}${dest}/libpypy-c.so"
+ insinto "${dest}"
+ doins -r include lib_pypy lib-python
+ dosym ../$(get_libdir)/pypy/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
+
+ # Install docs
+ use doc && dodoc -r pypy/doc/_build/html
+
+ einfo "Generating caches and byte-compiling ..."
+
+ local -x PYTHON=${ED%/}${dest}/pypy-c
+ local -x LD_LIBRARY_PATH="${ED%/}${dest}"
+ # we can't use eclass function since PyPy is dumb and always gives
+ # paths relative to the interpreter
+ local PYTHON_SITEDIR=${EPREFIX}/usr/$(get_libdir)/pypy/site-packages
+ python_export pypy EPYTHON
+
+ echo "EPYTHON='${EPYTHON}'" > epython.py || die
+ python_domodule epython.py
+
+ # Generate Grammar and PatternGrammar pickles.
+ "${PYTHON}" -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 = {
+# "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=( 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 "${ED%/}${dest}"/lib_pypy || die
+ for t in "${cffi_targets[@]}"; do
+ # tkinter doesn't work via -m
+ "${PYTHON}" "_${t}_build.py" || die "Failed to build CFFI bindings for ${t}"
+ done
+
+ # Cleanup temporary objects
+ find "${ED%/}${dest}" -name "_cffi_*.[co]" -delete || die
+ find "${ED%/}${dest}" -type d -empty -delete || die
+
+ # compile the installed modules
+ python_optimize "${ED%/}${dest}"
+}
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