dev-python/pypy3-exe: Backport .pyc magic fix as 7.3.9_p3

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

2 files changed, 173 insertions, 0 deletions

diff --git a/dev-python/pypy3-exe/Manifest b/dev-python/pypy3-exe/Manifest
index c5caa42dac85..8b4f20659d4a 100644
--- a/dev-python/pypy3-exe/Manifest
+++ b/dev-python/pypy3-exe/Manifest
@@ -1,2 +1,3 @@
 DIST pypy3.9-gentoo-patches-7.3.9.tar.xz 1564 BLAKE2B fe0875ef002842a78fb31589f6d0b255c3dea10f2bd014231ae9b17641f65f810ac84fe7961de1a4614249b0166f2127c3aa37947f7d1d4c85860a31b89110f1 SHA512 a1dc3ee36e908e29b2bbbb100a97b7910bd4325c5dc55c0455cdca450d6b272d1463708b383e0607e9499b1932da4442f97d2da57e47ed3a4ff8fd3c78a54732
+DIST pypy3.9-gentoo-patches-7.3.9_p3.tar.xz 5296 BLAKE2B 2422e7d74c563d7328e5bc5c131d13f0cb41f133e06a514e56ad89d2cc8e0b9c57d4379d0e8810486e5e34ec2807a74e9553768a493ffe54fc27d404977097d3 SHA512 3470efdd50ba10e2137b4661c940a3aa807b804ef582a5201507227573637171981bd597b3b40faa3606890f3f51fb8c43ff70628de924a67e2c1226beda9269
 DIST pypy3.9-v7.3.9-src.tar.bz2 26976726 BLAKE2B bf1ed21c575901abac020120aaff07ab57f1404713211b19cbd1eb4d6ffc675b7933be8c6fffc2b69ab467963d6598534cd5aa90c02feddad596611d2a6b6581 SHA512 83f8a6a2da351c190d2d224242cbc35e35529c7a8e8d842eaf5c945cbce2e172b02a340f32af3d49df8d5288370d794d5bc95fc12dd4a13d817c925abf06198a
diff --git a/dev-python/pypy3-exe/pypy3-exe-7.3.9_p3.ebuild b/dev-python/pypy3-exe/pypy3-exe-7.3.9_p3.ebuild
new file mode 100644
index 000000000000..c5f53f463d20
--- /dev/null
+++ b/dev-python/pypy3-exe/pypy3-exe-7.3.9_p3.ebuild
@@ -0,0 +1,172 @@
+# 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}"
+}