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# Copyright 1999-2022 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
# pypy3 needs to be built using python 2
PYTHON_COMPAT=( python2_7 )
inherit check-reqs pax-utils python-any-r1 toolchain-funcs
PYPY_PV=${PV%_p*}
MY_P=pypy3.9-v${PYPY_PV/_}
PATCHSET="pypy3.9-gentoo-patches-${PV/_rc/rc}"
DESCRIPTION="PyPy3 executable (build from source)"
HOMEPAGE="https://www.pypy.org/"
SRC_URI="
https://buildbot.pypy.org/pypy/${MY_P}-src.tar.bz2
https://dev.gentoo.org/~mgorny/dist/python/${PATCHSET}.tar.xz
"
S="${WORKDIR}/${MY_P}-src"
LICENSE="MIT"
SLOT="3.9-${PYPY_PV}"
KEYWORDS="~amd64 ~arm64 ~ppc64 ~x86 ~amd64-linux ~x86-linux"
IUSE="bzip2 +jit low-memory ncurses cpu_flags_x86_sse2"
RDEPEND="
>=sys-libs/zlib-1.1.3:0=
dev-libs/libffi:0=
virtual/libintl:0=
dev-libs/expat:0=
bzip2? ( app-arch/bzip2:0= )
ncurses? ( sys-libs/ncurses:0= )
!dev-python/pypy3-exe-bin:${SLOT}
"
DEPEND="
${RDEPEND}
"
BDEPEND="
low-memory? ( dev-python/pypy )
!low-memory? (
|| (
dev-python/pypy
dev-lang/python:2.7
)
)
"
check_env() {
if use low-memory; then
CHECKREQS_MEMORY="1750M"
use amd64 && CHECKREQS_MEMORY="3500M"
else
CHECKREQS_MEMORY="3G"
use amd64 && CHECKREQS_MEMORY="6G"
fi
check-reqs_pkg_pretend
}
pkg_pretend() {
[[ ${MERGE_TYPE} != binary ]] && check_env
}
pkg_setup() {
if [[ ${MERGE_TYPE} != binary ]]; then
check_env
# unset to allow forcing pypy below :)
use low-memory && EPYTHON=
if [[ ! ${EPYTHON} || ${EPYTHON} == pypy ]] &&
{ has_version -b dev-python/pypy ||
has_version -b dev-python/pypy-bin; }
then
einfo "Using PyPy to perform the translation."
EPYTHON=pypy
else
einfo "Using ${EPYTHON:-python2} to perform the translation. Please note that upstream"
einfo "recommends using PyPy for that. If you wish to do so, please install"
einfo "dev-python/pypy and ensure that EPYTHON variable is unset."
python-any-r1_pkg_setup
fi
fi
}
src_prepare() {
local PATCHES=(
"${WORKDIR}/${PATCHSET}"
)
default
}
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=(
--no-shared
$(usex jit -Ojit -O2)
${jit_backend}
pypy/goal/targetpypystandalone
)
# Avoid linking against libraries disabled by use flags
local opts=(
bzip2:bz2
ncurses:_minimal_curses
)
local opt
for opt in "${opts[@]}"; do
local flag=${opt%:*}
local mod=${opt#*:}
args+=(
$(usex ${flag} --withmod --withoutmod)-${mod}
)
done
local interp=( "${EPYTHON}" )
if use low-memory; then
interp=( env PYPY_GC_MAX_DELTA=200MB
"${EPYTHON}" --jit loop_longevity=300 )
fi
if [[ ${EPYTHON} != pypy ]]; then
# reuse bundled pycparser to avoid external dep
mkdir -p "${T}"/pymod || die
cp -r lib_pypy/cffi/_pycparser "${T}"/pymod/pycparser || die
local -x PYTHONPATH=${T}/pymod:${PYTHONPATH}
fi
# translate into the C sources
# we're going to build them ourselves since otherwise pypy does not
# free up the unneeded memory before spawning the compiler
set -- "${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
}
src_install() {
cd "${T}"/usession*-0 || die
newbin testing_1/pypy3.9-c pypy3.9-c-${PYPY_PV}
insinto /usr/include/pypy3.9/${PYPY_PV}
doins *.h
pax-mark m "${ED}/usr/bin/pypy3.9-c-${PYPY_PV}"
}
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