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guru/dev-lang/swift/swift-5.10.1-r2.ebuild
Paul Zander df59978603
move {sys-devel,llvm-core}/lld 
Signed-off-by: Paul Zander <negril.nx+gentoo@gmail.com>
2024-12-11 16:59:52 +01:00

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# Copyright 1999-2024 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
LLVM_COMPAT=( {15..18} )
PYTHON_COMPAT=( python3_{10..13} )
inherit llvm-r1 python-single-r1
DESCRIPTION="A high-level, general-purpose, multi-paradigm, compiled programming language"
HOMEPAGE="https://www.swift.org"
SRC_URI="
https://github.com/apple/swift-argument-parser/archive/refs/tags/1.2.3.tar.gz -> swift-argument-parser-1.2.3.tar.gz
https://github.com/apple/swift-asn1/archive/refs/tags/1.0.0.tar.gz -> swift-asn1-1.0.0.tar.gz
https://github.com/apple/swift-atomics/archive/refs/tags/1.0.2.tar.gz -> swift-atomics-1.0.2.tar.gz
https://github.com/apple/swift-certificates/archive/refs/tags/1.0.1.tar.gz -> swift-certificates-1.0.1.tar.gz
https://github.com/apple/swift-collections/archive/refs/tags/1.0.5.tar.gz -> swift-collections-1.0.5.tar.gz
https://github.com/apple/swift-crypto/archive/refs/tags/3.0.0.tar.gz -> swift-crypto-3.0.0.tar.gz
https://github.com/apple/swift-nio-ssl/archive/refs/tags/2.15.0.tar.gz -> swift-nio-ssl-2.15.0.tar.gz
https://github.com/apple/swift-nio/archive/refs/tags/2.31.2.tar.gz -> swift-nio-2.31.2.tar.gz
https://github.com/apple/swift-numerics/archive/refs/tags/1.0.1.tar.gz -> swift-numerics-1.0.1.tar.gz
https://github.com/apple/swift-system/archive/refs/tags/1.1.1.tar.gz -> swift-system-1.1.1.tar.gz
https://github.com/apple/swift-xcode-playground-support/archive/refs/tags/${P}-RELEASE.tar.gz -> swift-xcode-playground-support-${PV}.tar.gz
https://github.com/jpsim/Yams/archive/refs/tags/5.0.1.tar.gz -> Yams-5.0.1.tar.gz
https://github.com/swiftlang/indexstore-db/archive/refs/tags/${P}-RELEASE.tar.gz -> indexstore-db-${PV}.tar.gz
https://github.com/swiftlang/llvm-project/archive/refs/tags/${P}-RELEASE.tar.gz -> llvm-project-${PV}.tar.gz
https://github.com/swiftlang/sourcekit-lsp/archive/refs/tags/${P}-RELEASE.tar.gz -> sourcekit-lsp-${PV}.tar.gz
https://github.com/swiftlang/swift-cmark/archive/refs/tags/${P}-RELEASE.tar.gz -> swift-cmark-${PV}.tar.gz
https://github.com/swiftlang/swift-corelibs-foundation/archive/refs/tags/${P}-RELEASE.tar.gz -> swift-corelibs-foundation-${PV}.tar.gz
https://github.com/swiftlang/swift-corelibs-libdispatch/archive/refs/tags/${P}-RELEASE.tar.gz -> swift-corelibs-libdispatch-${PV}.tar.gz
https://github.com/swiftlang/swift-corelibs-xctest/archive/refs/tags/${P}-RELEASE.tar.gz -> swift-corelibs-xctest-${PV}.tar.gz
https://github.com/swiftlang/swift-docc-render-artifact/archive/refs/tags/${P}-RELEASE.tar.gz -> swift-docc-render-artifact-${PV}.tar.gz
https://github.com/swiftlang/swift-docc-symbolkit/archive/refs/tags/${P}-RELEASE.tar.gz -> swift-docc-symbolkit-${PV}.tar.gz
https://github.com/swiftlang/swift-docc/archive/refs/tags/${P}-RELEASE.tar.gz -> swift-docc-${PV}.tar.gz
https://github.com/swiftlang/swift-driver/archive/refs/tags/${P}-RELEASE.tar.gz -> swift-driver-${PV}.tar.gz
https://github.com/swiftlang/swift-experimental-string-processing/archive/refs/tags/${P}-RELEASE.tar.gz -> swift-experimental-string-processing-${PV}.tar.gz
https://github.com/swiftlang/swift-format/archive/refs/tags/${P}-RELEASE.tar.gz -> swift-format-${PV}.tar.gz
https://github.com/swiftlang/swift-installer-scripts/archive/refs/tags/${P}-RELEASE.tar.gz -> swift-installer-scripts-${PV}.tar.gz
https://github.com/swiftlang/swift-integration-tests/archive/refs/tags/${P}-RELEASE.tar.gz -> swift-integration-tests-${PV}.tar.gz
https://github.com/swiftlang/swift-llbuild/archive/refs/tags/${P}-RELEASE.tar.gz -> swift-llbuild-${PV}.tar.gz
https://github.com/swiftlang/swift-llvm-bindings/archive/refs/tags/${P}-RELEASE.tar.gz -> swift-llvm-bindings-${PV}.tar.gz
https://github.com/swiftlang/swift-lmdb/archive/refs/tags/${P}-RELEASE.tar.gz -> swift-lmdb-${PV}.tar.gz
https://github.com/swiftlang/swift-markdown/archive/refs/tags/${P}-RELEASE.tar.gz -> swift-markdown-${PV}.tar.gz
https://github.com/swiftlang/swift-package-manager/archive/refs/tags/${P}-RELEASE.tar.gz -> swift-package-manager-${PV}.tar.gz
https://github.com/swiftlang/swift-stress-tester/archive/refs/tags/${P}-RELEASE.tar.gz -> swift-stress-tester-${PV}.tar.gz
https://github.com/swiftlang/swift-syntax/archive/refs/tags/${P}-RELEASE.tar.gz -> swift-syntax-${PV}.tar.gz
https://github.com/swiftlang/swift-tools-support-core/archive/refs/tags/${P}-RELEASE.tar.gz -> swift-tools-support-core-${PV}.tar.gz
https://github.com/swiftlang/swift/archive/refs/tags/${P}-RELEASE.tar.gz -> ${P}.tar.gz
"
PATCHES=(
"${FILESDIR}/${PF}/backtracing-noexecstack.patch"
"${FILESDIR}/${PF}/disable-libdispatch-werror.patch"
"${FILESDIR}/${PF}/link-ncurses-tinfo.patch"
"${FILESDIR}/${PF}/link-with-lld.patch"
"${FILESDIR}/${PF}/lldb-cmake-minimum-version.patch"
)
S="${WORKDIR}"
LICENSE="Apache-2.0"
SLOT="5/10"
KEYWORDS="~amd64"
REQUIRED_USE="${PYTHON_REQUIRED_USE}"
RESTRICT="strip"
RDEPEND="
${PYTHON_DEPS}
>=app-eselect/eselect-swift-1.0
>=dev-db/sqlite-3
>=dev-libs/icu-69
>=dev-libs/libedit-20221030
>=dev-libs/libxml2-2.11.5
>=net-misc/curl-8.4
>=sys-libs/ncurses-6
>=sys-libs/zlib-1.3
dev-lang/python
$(llvm_gen_dep 'llvm-core/lld:${LLVM_SLOT}=')
"
BDEPEND="
${PYTHON_DEPS}
>=dev-build/cmake-3.24.2
>=dev-build/ninja-1.11
>=dev-db/sqlite-3
>=dev-libs/icu-69
>=dev-libs/libedit-20221030
>=dev-libs/libxml2-2.11.5
>=dev-vcs/git-2.39
>=sys-apps/coreutils-9
>=sys-libs/ncurses-6
>=sys-libs/zlib-1.3
$(llvm_gen_dep '
llvm-core/clang:${LLVM_SLOT}=
llvm-core/lld:${LLVM_SLOT}=
')
dev-lang/python
$(python_gen_cond_dep '
dev-python/setuptools[${PYTHON_USEDEP}]
' python3_{12..13})
"
# Adapted from `flag-o-matic.eclass`'s `raw-ldflags`: turns GCC-style flags
# (`-Wl,-foo`) into Clang-style flags (`-Xlinker -foo`).
clang-ldflags() {
local flag input="$@"
[[ -z ${input} ]] && input=${LDFLAGS}
set --
for flag in ${input//,/ } ; do
case ${flag} in
-Wl) ;;
*) set -- "$@" "-Xlinker ${flag}" ;;
esac
done
echo "$@"
}
pkg_setup() {
# Sets `${EPYTHON}` according to `PYTHON_SINGLE_TARGET`, sets up
# `${T}/${EPYTHON}` with that version, and adds it to the `PATH`.
python_setup
# Sets up `PATH` to point to the appropriate LLVM toolchain.
llvm-r1_pkg_setup
# `llvm-r1_pkg_setup` sets these tools to their absolute paths, but we need
# to still pick them up dynamically based on `PATH` for stage1 and stage2
# builds below (to keep all parts of the Swift toolchain compiling with the
# same internal tools).
export CC="clang"
export CXX="clang++"
export LD="ld.lld"
# Swift builds with CMake, which picks up `LDFLAGS` from the environment and
# populates `CMAKE_EXE_LINKER_FLAGS` with them. `LDFLAGS` are typically
# given as GCC-style flags (), which Clang understands;
# unfortunately, CMake passes these flags to all compilers under the
# assumption they support the same syntax, but `swiftc` _only_ understands
# Clang-style flags (`-Xlinker -foo`). In order to pass `LDFLAGS` in, we
# have to turn them into a format that `swiftc` will understand.
#
# We can do this because we know we're compiling with Clang specifically.
export LDFLAGS="$(clang-ldflags)"
}
src_unpack() {
default
# The Swift project expects a specific directory structure that we have to
# match. For most directories, it's enough to trim the version number at the
# end:
find "${S}" \
-mindepth 1 -maxdepth 1 \
-execdir sh -c \
"mv '{}' \"\$(echo '{}' | sed -e 's_-\(swift-5\.10\.1-RELEASE\|\([0-9]\+\.\)*[0-9]\+\)\$__' | tr '[:upper:]' '[:lower:]')\"" ';' \
|| die
# Some one-off fixups:
pushd "${S}" \
&& mv 'swift-cmark' 'cmark' \
&& mv 'swift-llbuild' 'llbuild' \
&& mv 'swift-package-manager' 'swiftpm' \
&& popd \
|| die
}
src_compile() {
# The Swift 5.10 compiler is partially written in Swift itself (the new
# `swift-driver` + macro support via `swift-syntax`), which requires
# bootstrapping with an existing Swift compiler.
#
# We don't have an existing Swift compiler, but we can bootstrap it with
# itself in a 3-stage process:
#
# 0. We'll build LLVM+Clang and a bare Swift compiler with the old C++-based
# driver and no macro support
# 1. We'll use that bare compiler to build a base compiler with the new
# Swift-based driver and macro support, with some base libs
# 2. We'll then use that base compiler to build a full Swift toolchain with
# all necessary libs
#
# Build products will be intentionally shared between stages as much as
# possible to avoid unnecessary repeated compilation.
# Building swift-driver writes to this directory for some reason, but the
# contents are irrelevant.
addpredict /var/lib/portage/home/.swiftpm
local _extra_cmake_options=(
# BFD doesn't link Swift symbols properly, so we have to ensure Swift is
# built with LLD.
'-DSWIFT_USE_LINKER=lld',
# We don't need to build any test code or test executables, which Swift
# (and some components) does by default.
'-DBUILD_TESTING:BOOL=NO',
'-DSWIFT_INCLUDE_TESTS:BOOL=NO',
'-DSWIFT_INCLUDE_TEST_BINARIES:BOOL=NO',
# The Clang `compiler-rt` library builds the LLVM ORC JIT component by
# default, which we don't need; the component builds with an executable
# stack, which we'd like to avoid.
'-DCOMPILER_RT_BUILD_ORC:BOOL=NO',
# LLDB ships with Python bindings, and uses CMake to search for Python.
# By default, CMake tries to find the latest version of Python available
# on disk (currently `python3.13`, then `python3.12`, then...). This
# might not be the version of Python the rest of the system uses, or
# which is specified by `PYTHON_SINGLE_TARGET`.
#
# Since `python_setup` already places `${EPYTHON}` in the `PATH`, we can
# tell CMake to use the unversioned `python` rather than a versioned
# one to end up respecting `PYTHON_SINGLE_TARGET`.
'-DPython3_FIND_UNVERSIONED_NAMES=FIRST'
)
local extra_cmake_options="$(IFS=,; echo "${_extra_cmake_options[*]}")"
# stage0:
# * Bare Swift compiler (no bootstrapping; no Swift driver or macros)
# * LLVM+Clang; this is the only stage where these are built because as a
# base dependency, their flags never change, and the build products can be
# reused
"${S}/swift/utils/build-script" \
--verbose-build \
--release \
--no-assertions \
--build-subdir="Ninja-Release" \
--install-destdir="${S}/stage0" \
--extra-cmake-options="${extra_cmake_options}" \
--bootstrapping=off \
--llvm-install-components='llvm-ar;llvm-cov;llvm-profdata;IndexStore;clang;clang-resource-headers;compiler-rt;clangd;lld;LTO;clang-features-file' \
--llvm-targets-to-build=host \
--skip-build-benchmarks \
--skip-early-swift-driver --skip-early-swiftsyntax \
--skip-test-cmark \
--skip-test-linux \
--skip-test-swift \
--install-all \
|| die
# stage1:
# * Base Swift compiler and driver (bootstrapping from stage0; with macros)
# * Base libs: swift-driver depends on llbuild + swiftpm, which depend on
# Foundation + libdispatch + XCTest
local original_path="${PATH}"
export PATH="${S}/stage0/usr/bin:${original_path}"
"${S}/swift/utils/build-script" \
--verbose-build \
--release \
--no-assertions \
--build-subdir="Ninja-Release" \
--install-destdir="${S}/stage1" \
--extra-cmake-options="${extra_cmake_options}" \
--cmark --skip-test-cmark \
--foundation --skip-test-foundation \
--libdispatch --skip-test-libdispatch \
--llbuild --skip-test-llbuild \
--skip-build-benchmarks \
--skip-build-llvm \
--skip-test-linux \
--skip-test-swift \
--swift-driver --skip-test-swift-driver \
--swiftpm --skip-test-swiftpm \
--xctest --skip-test-xctest \
--install-all \
|| die
# stage2: full Swift toolchain (bootstrapping from stage1)
export PATH="${S}/stage1/usr/bin:${original_path}"
"${S}/swift/utils/build-script" \
--verbose-build \
--release \
--no-assertions \
--build-subdir="Ninja-Release" \
--install-destdir="${S}/stage2" \
--extra-cmake-options="${extra_cmake_options}" \
--foundation --skip-test-foundation \
--indexstore-db --skip-test-indexstore-db \
--libdispatch --skip-test-libdispatch \
--llbuild --skip-test-llbuild \
--lldb --skip-test-lldb \
--skip-build-benchmarks \
--skip-build-llvm \
--skip-test-linux \
--skip-test-swift \
--sourcekit-lsp --skip-test-sourcekit-lsp \
--swift-driver --skip-test-swift-driver \
--swift-install-components='autolink-driver;compiler;clang-resource-dir-symlink;stdlib;swift-remote-mirror;sdk-overlay;static-mirror-lib;toolchain-tools;license;sourcekit-inproc' \
--swiftdocc --skip-test-swiftdocc \
--swiftpm --skip-test-swiftpm \
--xctest --skip-test-xctest \
--install-all \
|| die
export PATH="${original_path}"
}
src_install() {
# The Swift build output is intended to be self-contained, and is
# _significantly_ easier to leave as-is than attempt to splat onto the
# filesystem; we'll install the output versioned into `/usr/lib64` and
# expose the relevant binaries via linking.
local dest_dir="/usr/lib64/${P}"
mkdir -p "${ED}/${dest_dir}" \
&& cp -pPR "${S}/stage2/." "${ED}/${dest_dir}" \
|| die
# Swift ships with its own `clang`, `lldb`, etc.; we don't want these to be
# exposed externally, so we'll just symlink Swift-specific binaries into
# `/usr/bin`. (The majority of executables don't need to be exposed as
# `swift <command>` calls `swift-<command>` directly.)
local bin
for bin in swift swiftc sourcekit-lsp; do
# We only install versioned symlinks; non-versioned links are maanged
# via `eselect swift`.
dosym -r "${dest_dir}/usr/bin/${bin}" "/usr/bin/${bin}-${PV}"
done
}
pkg_postinst() {
# If we're installing the latest version of Swift, then update symlinks to
# it. (We don't want to call `eselect swift update` unconditionally in case
# we're installing an older version of Swift, and the user has intentionally
# selected a version other than the latest.)
if ! has_version ">${CATEGORY}/${P}"; then
eselect swift update
fi
}
pkg_postrm() {
# We don't want to leave behind symlinks pointing to this Swift version on
# removal.
local eselect_swift_version="$(eselect swift show)"
if [[ "${eselect_swift_version}" == *"${P}" ]]; then
eselect swift update
fi
}
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