From 2031eb7654464d43398f0d21d792bae9df83f3ba Mon Sep 17 00:00:00 2001 From: Chris Xiong Date: Sat, 22 Feb 2025 13:53:33 -0500 Subject: rust stable 1.85 with nightly flag --- dev-lang/rust/Manifest | 5 + dev-lang/rust/files/1.67.0-doc-wasm.patch | 34 + .../rust/files/1.85.0-cross-compile-libz.patch | 26 + dev-lang/rust/rust-1.85.0-r1.ebuild | 793 +++++++++++++++++++++ 4 files changed, 858 insertions(+) create mode 100644 dev-lang/rust/Manifest create mode 100644 dev-lang/rust/files/1.67.0-doc-wasm.patch create mode 100644 dev-lang/rust/files/1.85.0-cross-compile-libz.patch create mode 100644 dev-lang/rust/rust-1.85.0-r1.ebuild (limited to 'dev-lang/rust') diff --git a/dev-lang/rust/Manifest b/dev-lang/rust/Manifest new file mode 100644 index 0000000..85a82eb --- /dev/null +++ b/dev-lang/rust/Manifest @@ -0,0 +1,5 @@ +AUX 1.67.0-doc-wasm.patch 1359 BLAKE2B 59293c5b61de7ca283629d7f65b965388a42527811fc8355cdf5320fee03d10560f34e9c9a25dbe91e5758c37484485581a5e524a497711f1e108e5ffde6c53c SHA512 f3bafc2d0d2569f0d6891e14aa307cd2425d6624832b27381ae9d6f7ced488eff6d5fa0cdcd77a98d1f92a10a9d832f3aa3c481d1abbb42a0882862bbb189346 +AUX 1.85.0-cross-compile-libz.patch 1130 BLAKE2B 145695a50ccf2db6f8060bf313924e4b337b63f4d1d8f49c7da014f9a3c9ab3849b7acdd6f0defd75f88852eafe5986019371b09c8305f65280883b7be7d9c70 SHA512 2c27d13ffb62143b1019b7568c7d1187744d9a4d01390d8dfb0d27fe758506dad317fafe0a12eeb13e785885c006cb4e72db104ef72229f51c276a3bfdf2bc9e +DIST rustc-1.85.0-src.tar.xz 274011696 BLAKE2B 9cb1c5b9fa9b0ee8a3150d634b58f4d14c38342f19cffbdcaa4e783150f9b3c516763d549d9998d90e11377cd59e9d9442a99079aafccdc005739b075574447a SHA512 3e9c933d1d9b6e5fb081837cf07eb1638b1a6b4fd1cb607dd860c5021ba7b521edbaf8ba0fa8f182f62178b72a3e1a3e6b26675e8fb6530871137852a074443c +DIST rustc-1.85.0-src.tar.xz.asc 801 BLAKE2B 8168c984f69356898f7a51199f3250a51c58a6512463cd5011acdff8c63754ba196bb050dba95b73d37c7e6d4bbcd3d1cb471d067a6615cd81b8969394e3539a SHA512 b96fffde7eb3d98cca6abe44e671fd4752416357ab3180d2a09a60fc022ac03d10e64ae285ef6276b8d881d6154fd7398f46666f5a2ea6f3023ea38fd543f59e +EBUILD rust-1.85.0-r1.ebuild 25041 BLAKE2B 6c4a1a7248da0e64ade535c087f2a60d82ed52fe1c2e0a6ce11ceabb91d098015b4b921559d35ed3c343d6c36f15174f43d8de7f6388146315ac72abf418eff2 SHA512 a38e1cd9b1979d87352acf70851aebb9c32b97aef478edf9d54f679c04292ebcbb7a5ac5162899b690cc3e584d4b10a0555ff4feb8b523e87bff8a313715df75 diff --git a/dev-lang/rust/files/1.67.0-doc-wasm.patch b/dev-lang/rust/files/1.67.0-doc-wasm.patch new file mode 100644 index 0000000..06011de --- /dev/null +++ b/dev-lang/rust/files/1.67.0-doc-wasm.patch @@ -0,0 +1,34 @@ +From 92aa5f6b272bcdc020a34f8d90f9ef851b5b4504 Mon Sep 17 00:00:00 2001 +From: John Millikin +Date: Mon, 9 Jan 2023 13:54:21 +0900 +Subject: [PATCH] Disable `linux_ext` in wasm32 and fortanix rustdoc builds. + +The `std::os::unix` module is stubbed out when building docs for these +target platforms. The introduction of Linux-specific extension traits +caused `std::os::net` to depend on sub-modules of `std::os::unix`, +which broke rustdoc for the `wasm32-unknown-unknown` target. + +Adding an additional `#[cfg]` guard solves that rustdoc failure by +not declaring `linux_ext` on targets with a stubbed `std::os::unix`. +--- + library/std/src/os/net/mod.rs | 9 +++++++++ + 1 file changed, 9 insertions(+) + +diff --git a/library/std/src/os/net/mod.rs b/library/std/src/os/net/mod.rs +index 5ec267c41e97c..b7046dd7c598c 100644 +--- a/library/std/src/os/net/mod.rs ++++ b/library/std/src/os/net/mod.rs +@@ -1,4 +1,13 @@ + //! OS-specific networking functionality. + ++// See cfg macros in `library/std/src/os/mod.rs` for why these platforms must ++// be special-cased during rustdoc generation. ++#[cfg(not(all( ++ doc, ++ any( ++ all(target_arch = "wasm32", not(target_os = "wasi")), ++ all(target_vendor = "fortanix", target_env = "sgx") ++ ) ++)))] + #[cfg(any(target_os = "linux", target_os = "android", doc))] + pub(super) mod linux_ext; diff --git a/dev-lang/rust/files/1.85.0-cross-compile-libz.patch b/dev-lang/rust/files/1.85.0-cross-compile-libz.patch new file mode 100644 index 0000000..7bd45c4 --- /dev/null +++ b/dev-lang/rust/files/1.85.0-cross-compile-libz.patch @@ -0,0 +1,26 @@ +From 768f7e50a6d9a3db4e4eef45dcb4c56e9b580389 Mon Sep 17 00:00:00 2001 +From: Matt Jolly +Date: Sun, 9 Feb 2025 21:12:43 +1000 +Subject: [PATCH] Update libz cross-compile patch for 9999 (1.86.0) + +See-also: https://paste.sr.ht/~kchibisov/682321e0fd4a3ece4a4b7b71591896f5cd3cdb22 +See-also: https://github.com/gentoo/gentoo/pull/35246#discussion_r1484525497 +--- a/compiler/rustc_llvm/build.rs ++++ b/compiler/rustc_llvm/build.rs +@@ -219,13 +219,7 @@ fn main() { + // of llvm-config, not the target that we're attempting to link. + let mut cmd = Command::new(&llvm_config); + cmd.arg(llvm_link_arg).arg("--libs"); +- +- // Don't link system libs if cross-compiling unless targeting Windows. +- // On Windows system DLLs aren't linked directly, instead import libraries are used. +- // These import libraries are independent of the host. +- if !is_crossed || target.contains("windows") { +- cmd.arg("--system-libs"); +- } ++ cmd.arg("--system-libs"); + + // We need libkstat for getHostCPUName on SPARC builds. + // See also: https://github.com/llvm/llvm-project/issues/64186 +-- +2.48.0 diff --git a/dev-lang/rust/rust-1.85.0-r1.ebuild b/dev-lang/rust/rust-1.85.0-r1.ebuild new file mode 100644 index 0000000..7f08951 --- /dev/null +++ b/dev-lang/rust/rust-1.85.0-r1.ebuild @@ -0,0 +1,793 @@ +# Copyright 1999-2025 Gentoo Authors +# Distributed under the terms of the GNU General Public License v2 + +EAPI=8 + +LLVM_COMPAT=( 19 ) +PYTHON_COMPAT=( python3_{10..13} ) + +RUST_MAX_VER=${PV%%_*} +if [[ ${PV} == *9999* ]]; then + RUST_MIN_VER="1.85.0" # Update this as new `beta` releases come out. +elif [[ ${PV} == *beta* ]]; then + # Enforce that `beta` is built from `stable`. + # While uncommon it is possible for feature changes within `beta` to result + # in an older snapshot being unable to build a newer one without modifying the sources. + # 'stable' releases should always be able to build a beta snapshot so just use those. + RUST_MAX_VER="$(ver_cut 1).$(($(ver_cut 2) - 1)).1" + RUST_MIN_VER="$(ver_cut 1).$(($(ver_cut 2) - 1)).0" +else + RUST_MIN_VER="$(ver_cut 1).$(($(ver_cut 2) - 1)).0" +fi + +inherit check-reqs estack flag-o-matic llvm-r1 multiprocessing optfeature \ + multilib multilib-build python-any-r1 rust rust-toolchain toolchain-funcs verify-sig + +if [[ ${PV} = *9999* ]]; then + inherit git-r3 + EGIT_REPO_URI="https://github.com/rust-lang/rust.git" + EGIT_SUBMODULES=( + "*" + "-src/gcc" + ) +elif [[ ${PV} == *beta* ]]; then + # Identify the snapshot date of the beta release: + # curl -Ls static.rust-lang.org/dist/channel-rust-beta.toml | grep beta-src.tar.xz + betaver=${PV//*beta} + BETA_SNAPSHOT="${betaver:0:4}-${betaver:4:2}-${betaver:6:2}" + MY_P="rustc-beta" + SRC_URI="https://static.rust-lang.org/dist/${BETA_SNAPSHOT}/rustc-beta-src.tar.xz -> rustc-${PV}-src.tar.xz + verify-sig? ( https://static.rust-lang.org/dist/${BETA_SNAPSHOT}/rustc-beta-src.tar.xz.asc + -> rustc-${PV}-src.tar.xz.asc ) + " + S="${WORKDIR}/${MY_P}-src" +else + MY_P="rustc-${PV}" + SRC_URI="https://static.rust-lang.org/dist/${MY_P}-src.tar.xz + verify-sig? ( https://static.rust-lang.org/dist/${MY_P}-src.tar.xz.asc ) + " + S="${WORKDIR}/${MY_P}-src" + KEYWORDS="~amd64 ~arm ~arm64 ~loong ~mips ~ppc ~ppc64 ~riscv ~sparc ~x86" +fi + +DESCRIPTION="Systems programming language originally developed by Mozilla" +HOMEPAGE="https://www.rust-lang.org/" + +# keep in sync with llvm ebuild of the same version as bundled one. +ALL_LLVM_TARGETS=( AArch64 AMDGPU ARC ARM AVR BPF CSKY DirectX Hexagon Lanai + LoongArch M68k Mips MSP430 NVPTX PowerPC RISCV Sparc SPIRV SystemZ VE + WebAssembly X86 XCore Xtensa ) +ALL_LLVM_TARGETS=( "${ALL_LLVM_TARGETS[@]/#/llvm_targets_}" ) +LLVM_TARGET_USEDEPS=${ALL_LLVM_TARGETS[@]/%/(-)?} + +# https://github.com/rust-lang/llvm-project/blob/rustc-1.84.0/llvm/CMakeLists.txt +ALL_LLVM_EXPERIMENTAL_TARGETS=( ARC CSKY DirectX M68k SPIRV Xtensa ) + +LICENSE="|| ( MIT Apache-2.0 ) BSD BSD-1 BSD-2 BSD-4" +SLOT="${PV%%_*}" # Beta releases get to share the same SLOT as the eventual stable + +IUSE="big-endian clippy cpu_flags_x86_sse2 debug dist doc llvm-libunwind lto nightly rustfmt rust-analyzer rust-src system-llvm test wasm ${ALL_LLVM_TARGETS[*]}" + +if [[ ${PV} = *9999* ]]; then + # These USE flags require nightly rust + IUSE+=" miri" +fi + +LLVM_DEPEND=() +# splitting usedeps needed to avoid CI/pkgcheck's UncheckableDep limitation +for _x in "${ALL_LLVM_TARGETS[@]}"; do + LLVM_DEPEND+=( " ${_x}? ( $(llvm_gen_dep "llvm-core/llvm:\${LLVM_SLOT}[${_x}]") )" ) +done +LLVM_DEPEND+=( " wasm? ( $(llvm_gen_dep 'llvm-core/lld:${LLVM_SLOT}') )" ) +LLVM_DEPEND+=( " $(llvm_gen_dep 'llvm-core/llvm:${LLVM_SLOT}')" ) + +BDEPEND="${PYTHON_DEPS} + app-eselect/eselect-rust + || ( + >=sys-devel/gcc-4.7[cxx] + >=llvm-core/clang-3.5 + ) + !system-llvm? ( + >=dev-build/cmake-3.13.4 + app-alternatives/ninja + ) + test? ( dev-debug/gdb ) + verify-sig? ( sec-keys/openpgp-keys-rust ) +" + +DEPEND=" + >=app-arch/xz-utils-5.2 + net-misc/curl:=[http2,ssl] + sys-libs/zlib:= + dev-libs/openssl:0= + system-llvm? ( + ${LLVM_DEPEND[*]} + llvm-libunwind? ( llvm-runtimes/libunwind:= ) + ) + !system-llvm? ( + !llvm-libunwind? ( + elibc_musl? ( sys-libs/libunwind:= ) + ) + ) +" + +RDEPEND="${DEPEND} + app-eselect/eselect-rust + dev-lang/rust-common + sys-apps/lsb-release + !dev-lang/rust:stable + !dev-lang/rust-bin:stable +" + +REQUIRED_USE="|| ( ${ALL_LLVM_TARGETS[*]} ) + rust-analyzer? ( rust-src ) + test? ( ${ALL_LLVM_TARGETS[*]} ) + wasm? ( llvm_targets_WebAssembly ) + x86? ( cpu_flags_x86_sse2 ) +" + +# we don't use cmake.eclass, but can get a warning +CMAKE_WARN_UNUSED_CLI=no + +QA_FLAGS_IGNORED=" + usr/lib/${PN}/${SLOT}/bin/.* + usr/lib/${PN}/${SLOT}/libexec/.* + usr/lib/${PN}/${SLOT}/lib/lib.*.so + usr/lib/${PN}/${SLOT}/lib/rustlib/.*/bin/.* + usr/lib/${PN}/${SLOT}/lib/rustlib/.*/lib/lib.*.so +" + +QA_SONAME=" + usr/lib/${PN}/${SLOT}/lib/lib.*.so.* + usr/lib/${PN}/${SLOT}/lib/rustlib/.*/lib/lib.*.so +" + +QA_PRESTRIPPED=" + usr/lib/${PN}/${SLOT}/lib/rustlib/.*/bin/rust-llvm-dwp + usr/lib/${PN}/${SLOT}/lib/rustlib/.*/lib/self-contained/crtn.o +" + +# An rmeta file is custom binary format that contains the metadata for the crate. +# rmeta files do not support linking, since they do not contain compiled object files. +# so we can safely silence the warning for this QA check. +QA_EXECSTACK="usr/lib/${PN}/${SLOT}/lib/rustlib/*/lib*.rlib:lib.rmeta" + +# causes double bootstrap +RESTRICT="test" + +VERIFY_SIG_OPENPGP_KEY_PATH=/usr/share/openpgp-keys/rust.asc + +PATCHES=( + "${FILESDIR}"/1.85.0-cross-compile-libz.patch + "${FILESDIR}"/1.67.0-doc-wasm.patch +) + +clear_vendor_checksums() { + sed -i 's/\("files":{\)[^}]*/\1/' "vendor/${1}/.cargo-checksum.json" || die +} + +toml_usex() { + usex "${1}" true false +} + +src_unpack() { + if [[ ${PV} = *9999* ]]; then + git-r3_src_unpack + mkdir "${S}/.cargo" || die # The vendor script has a check for .cargo/config{,.toml} + touch "${S}/.cargo/config.toml" || die + local rust_stage0_root="$(${RUSTC} --print sysroot || die "Can't determine rust's sysroot")" + local rust_build="" + local rust_host="" + # Configure vendor to use the portage-provided toolchain. This prevents it from + # attempting to fetch a `beta` toolchain from the internet. + cat <<- _EOF_ > "${T}/vendor-config.toml" + [build] + build = "$(rust_abi "${CBUILD}")" + host = ["$(rust_abi "${CHOST}")"] + target = ["$(rust_abi "${CHOST}")"] + cargo = "${rust_stage0_root}/bin/cargo" + rustc = "${rust_stage0_root}/bin/rustc" + rustfmt = "${rust_stage0_root}/bin/rustfmt" + _EOF_ + # We're using git sources so we need to run the Vendor script + # to ensure that all dependencies are present and up-to-date + mkdir "${S}/vendor" || die + # This also compiles the 'build helper', there's no way to avoid this. + ${EPYTHON} "${S}"/x.py vendor -vvv --config="${T}"/vendor-config.toml -j$(makeopts_jobs) || + die "Failed to vendor dependencies" + # TODO: This has to be generated somehow, this is from a 1.84.x tarball I had lying around. + cat <<- _EOF_ > "${S}/.cargo/config.toml" + [source.crates-io] + replace-with = "vendored-sources" + + [source."git+https://github.com/rust-lang/team"] + git = "https://github.com/rust-lang/team" + replace-with = "vendored-sources" + + [source.vendored-sources] + directory = "vendor" + _EOF_ + else + verify-sig_src_unpack + fi +} + +pre_build_checks() { + local M=9216 + # multiply requirements by 1.3 if we are doing x86-multilib + if use amd64; then + M=$(( $(usex abi_x86_32 13 10) * ${M} / 10 )) + fi + M=$(( $(usex clippy 128 0) + ${M} )) + if [[ ${PV} == *9999* ]]; then + M=$(( $(usex miri 128 0) + ${M} )) + fi + M=$(( $(usex rustfmt 256 0) + ${M} )) + # add 2G if we compile llvm and 256M per llvm_target + if ! use system-llvm; then + M=$(( 2048 + ${M} )) + local ltarget + for ltarget in ${ALL_LLVM_TARGETS[@]}; do + M=$(( $(usex ${ltarget} 256 0) + ${M} )) + done + fi + M=$(( $(usex wasm 256 0) + ${M} )) + M=$(( $(usex debug 2 1) * ${M} )) + eshopts_push -s extglob + if is-flagq '-g?(gdb)?([1-9])'; then + M=$(( 15 * ${M} / 10 )) + fi + eshopts_pop + M=$(( $(usex doc 256 0) + ${M} )) + CHECKREQS_DISK_BUILD=${M}M check-reqs_pkg_${EBUILD_PHASE} +} + +llvm_check_deps() { + has_version -r "llvm-core/llvm:${LLVM_SLOT}[${LLVM_TARGET_USEDEPS// /,}]" +} + +# Is LLVM being linked against libc++? +is_libcxx_linked() { + local code='#include +#if defined(_LIBCPP_VERSION) + HAVE_LIBCXX +#endif +' + local out=$($(tc-getCXX) ${CXXFLAGS} ${CPPFLAGS} -x c++ -E -P - <<<"${code}") || return 1 + [[ ${out} == *HAVE_LIBCXX* ]] +} + +pkg_pretend() { + pre_build_checks +} + +pkg_setup() { + pre_build_checks + python-any-r1_pkg_setup + + export LIBGIT2_NO_PKG_CONFIG=1 #749381 + if tc-is-cross-compiler; then + use system-llvm && die "USE=system-llvm not allowed when cross-compiling" + local cross_llvm_target="$(llvm_tuple_to_target "${CBUILD}")" + use "llvm_targets_${cross_llvm_target}" || \ + die "Must enable LLVM_TARGETS=${cross_llvm_target} matching CBUILD=${CBUILD} when cross-compiling" + fi + + rust_pkg_setup + + if use system-llvm; then + llvm-r1_pkg_setup + + local llvm_config="$(get_llvm_prefix)/bin/llvm-config" + export LLVM_LINK_SHARED=1 + export RUSTFLAGS="${RUSTFLAGS} -Lnative=$("${llvm_config}" --libdir)" + fi +} + +src_prepare() { + if [[ ${PV} = *9999* ]]; then + # We need to update / generate lockfiles for the workspace + ${CARGO} generate-lockfile --offline + + fi + # Rust baselines to Pentium4 on x86, this patch lowers the baseline to i586 when sse2 is not set. + if use x86; then + if ! use cpu_flags_x86_sse2; then + eapply "${FILESDIR}/1.82.0-i586-baseline.patch" + #grep -rl cmd.args.push\(\"-march=i686\" . | xargs sed -i 's/march=i686/-march=i586/g' || die + fi + fi + + default +} + +src_configure() { + if tc-is-cross-compiler; then + export PKG_CONFIG_ALLOW_CROSS=1 + export PKG_CONFIG_PATH="${ESYSROOT}/usr/$(get_libdir)/pkgconfig" + export OPENSSL_INCLUDE_DIR="${ESYSROOT}/usr/include" + export OPENSSL_LIB_DIR="${ESYSROOT}/usr/$(get_libdir)" + fi + + filter-lto # https://bugs.gentoo.org/862109 https://bugs.gentoo.org/866231 + + local rust_target="" rust_targets="" arch_cflags + + # Collect rust target names to compile standard libs for all ABIs. + for v in $(multilib_get_enabled_abi_pairs); do + rust_targets+=",\"$(rust_abi $(get_abi_CHOST ${v##*.}))\"" + done + if use wasm; then + rust_targets+=",\"wasm32-unknown-unknown\"" + if use system-llvm; then + # un-hardcode rust-lld linker for this target + # https://bugs.gentoo.org/715348 + sed -i '/linker:/ s/rust-lld/wasm-ld/' compiler/rustc_target/src/spec/base/wasm.rs || die + fi + fi + rust_targets="${rust_targets#,}" + + # cargo and rustdoc are mandatory and should always be included + local tools='"cargo","rustdoc"' + use clippy && tools+=',"clippy"' + use rustfmt && tools+=',"rustfmt"' + use rust-analyzer && tools+=',"rust-analyzer","rust-analyzer-proc-macro-srv"' + use rust-src && tools+=',"src"' + + if [[ ${PV} == *9999* ]]; then + use miri && tools+=',"miri"' + fi + + local rust_stage0_root="$(${RUSTC} --print sysroot || die "Can't determine rust's sysroot")" + # in case of prefix it will be already prefixed, as --print sysroot returns full path + [[ -d ${rust_stage0_root} ]] || die "${rust_stage0_root} is not a directory" + + rust_target="$(rust_abi)" + rust_build="$(rust_abi "${CBUILD}")" + rust_host="$(rust_abi "${CHOST}")" + + LLVM_EXPERIMENTAL_TARGETS=() + for _x in "${ALL_LLVM_EXPERIMENTAL_TARGETS[@]}"; do + if use llvm_targets_${_x} ; then + LLVM_EXPERIMENTAL_TARGETS+=( ${_x} ) + fi + done + LLVM_EXPERIMENTAL_TARGETS=${LLVM_EXPERIMENTAL_TARGETS[@]} + + local cm_btype="$(usex debug DEBUG RELEASE)" + local build_channel + local build_miri="false" + case "${PV}" in + *9999*) + build_channel="nightly" + ;; + *beta*) + build_channel="beta" + ;; + *) + build_channel="stable" + ;; + esac + use nightly && build_channel="nightly" + cat <<- _EOF_ > "${S}"/config.toml + # https://github.com/rust-lang/rust/issues/135358 (bug #947897) + profile = "dist" + [llvm] + download-ci-llvm = false + optimize = $(toml_usex !debug) + release-debuginfo = $(toml_usex debug) + assertions = $(toml_usex debug) + ninja = true + targets = "${LLVM_TARGETS// /;}" + experimental-targets = "${LLVM_EXPERIMENTAL_TARGETS// /;}" + link-shared = $(toml_usex system-llvm) + $(if is_libcxx_linked; then + # https://bugs.gentoo.org/732632 + echo "use-libcxx = true" + echo "static-libstdcpp = false" + fi) + $(case "${rust_target}" in + i586-*-linux-*) + # https://github.com/rust-lang/rust/issues/93059 + echo 'cflags = "-fcf-protection=none"' + echo 'cxxflags = "-fcf-protection=none"' + echo 'ldflags = "-fcf-protection=none"' + ;; + *) + ;; + esac) + enable-warnings = false + [llvm.build-config] + CMAKE_VERBOSE_MAKEFILE = "ON" + $(if ! tc-is-cross-compiler; then + # When cross-compiling, LLVM is compiled twice, once for host and + # once for target. Unfortunately, this build configuration applies + # to both, which means any flags applicable to one target but not + # the other will break. Conditionally disable respecting user + # flags when cross-compiling. + echo "CMAKE_C_FLAGS_${cm_btype} = \"${CFLAGS}\"" + echo "CMAKE_CXX_FLAGS_${cm_btype} = \"${CXXFLAGS}\"" + echo "CMAKE_EXE_LINKER_FLAGS_${cm_btype} = \"${LDFLAGS}\"" + echo "CMAKE_MODULE_LINKER_FLAGS_${cm_btype} = \"${LDFLAGS}\"" + echo "CMAKE_SHARED_LINKER_FLAGS_${cm_btype} = \"${LDFLAGS}\"" + echo "CMAKE_STATIC_LINKER_FLAGS_${cm_btype} = \"${ARFLAGS}\"" + fi) + [build] + build-stage = 2 + test-stage = 2 + build = "${rust_build}" + host = ["${rust_host}"] + target = [${rust_targets}] + cargo = "${rust_stage0_root}/bin/cargo" + rustc = "${rust_stage0_root}/bin/rustc" + rustfmt = "${rust_stage0_root}/bin/rustfmt" + docs = $(toml_usex doc) + compiler-docs = false + submodules = false + python = "${EPYTHON}" + locked-deps = true + vendor = true + extended = true + tools = [${tools}] + verbose = 2 + sanitizers = false + profiler = true + cargo-native-static = false + [install] + prefix = "${EPREFIX}/usr/lib/${PN}/${SLOT}" + sysconfdir = "etc" + docdir = "share/doc/rust" + bindir = "bin" + libdir = "lib" + mandir = "share/man" + [rust] + # https://github.com/rust-lang/rust/issues/54872 + codegen-units-std = 1 + optimize = true + debug = $(toml_usex debug) + debug-assertions = $(toml_usex debug) + debug-assertions-std = $(toml_usex debug) + debuginfo-level = $(usex debug 2 0) + debuginfo-level-rustc = $(usex debug 2 0) + debuginfo-level-std = $(usex debug 2 0) + debuginfo-level-tools = $(usex debug 2 0) + debuginfo-level-tests = 0 + backtrace = true + incremental = false + $(if ! tc-is-cross-compiler; then + echo "default-linker = \"$(tc-getCC)\"" + fi) + channel = "${build_channel}" + description = "gentoo" + rpath = true + verbose-tests = true + optimize-tests = $(toml_usex !debug) + codegen-tests = true + dist-src = false + remap-debuginfo = true + lld = $(usex system-llvm false $(toml_usex wasm)) + # only deny warnings if doc+wasm are NOT requested, documenting stage0 wasm std fails without it + # https://github.com/rust-lang/rust/issues/74976 + # https://github.com/rust-lang/rust/issues/76526 + deny-warnings = $(usex wasm $(usex doc false true) true) + backtrace-on-ice = true + jemalloc = false + # See https://github.com/rust-lang/rust/issues/121124 + lto = "$(usex lto thin off)" + [dist] + src-tarball = false + compression-formats = ["xz"] + compression-profile = "balanced" + _EOF_ + + for v in $(multilib_get_enabled_abi_pairs); do + rust_target=$(rust_abi $(get_abi_CHOST ${v##*.})) + arch_cflags="$(get_abi_CFLAGS ${v##*.})" + + export CFLAGS_${rust_target//-/_}="${arch_cflags}" + + cat <<- _EOF_ >> "${S}"/config.toml + [target.${rust_target}] + ar = "$(tc-getAR)" + cc = "$(tc-getCC)" + cxx = "$(tc-getCXX)" + linker = "$(tc-getCC)" + ranlib = "$(tc-getRANLIB)" + llvm-libunwind = "$(usex llvm-libunwind $(usex system-llvm system in-tree) no)" + _EOF_ + if use system-llvm; then + cat <<- _EOF_ >> "${S}"/config.toml + llvm-config = "$(get_llvm_prefix)/bin/llvm-config" + _EOF_ + fi + # by default librustc_target/spec/linux_musl_base.rs sets base.crt_static_default = true; + # but we patch it and set to false here as well + if use elibc_musl; then + cat <<- _EOF_ >> "${S}"/config.toml + crt-static = false + musl-root = "$($(tc-getCC) -print-sysroot)/usr" + _EOF_ + fi + done + if use wasm; then + wasm_target="wasm32-unknown-unknown" + export CFLAGS_${wasm_target//-/_}="$(filter-flags '-mcpu*' '-march*' '-mtune*'; echo "$CFLAGS")" + cat <<- _EOF_ >> "${S}"/config.toml + [target.wasm32-unknown-unknown] + linker = "$(usex system-llvm lld rust-lld)" + # wasm target does not have profiler_builtins https://bugs.gentoo.org/848483 + profiler = false + _EOF_ + fi + + if [[ -n ${I_KNOW_WHAT_I_AM_DOING_CROSS} ]]; then # whitespace intentionally shifted below + # experimental cross support + # discussion: https://bugs.gentoo.org/679878 + # TODO: c*flags, clang, system-llvm, cargo.eclass target support + # it would be much better if we could split out stdlib + # complilation to separate ebuild and abuse CATEGORY to + # just install to /usr/lib/rustlib/ + + # extra targets defined as a bash array + # spec format: :: + # best place would be /etc/portage/env/dev-lang/rust + # Example: + # RUST_CROSS_TARGETS=( + # "AArch64:aarch64-unknown-linux-gnu:aarch64-unknown-linux-gnu" + # ) + # no extra hand holding is done, no target transformations, all + # values are passed as-is with just basic checks, so it's up to user to supply correct values + # valid rust targets can be obtained with + # rustc --print target-list + # matching cross toolchain has to be installed + # matching LLVM_TARGET has to be enabled for both rust and llvm (if using system one) + # only gcc toolchains installed with crossdev are checked for now. + + # BUG: we can't pass host flags to cross compiler, so just filter for now + # BUG: this should be more fine-grained. + filter-flags '-mcpu=*' '-march=*' '-mtune=*' + + local cross_target_spec + for cross_target_spec in "${RUST_CROSS_TARGETS[@]}";do + # extracts first element form :: + local cross_llvm_target="${cross_target_spec%%:*}" + # extracts toolchain triples, : + local cross_triples="${cross_target_spec#*:}" + # extracts first element after before : separator + local cross_rust_target="${cross_triples%%:*}" + # extracts last element after : separator + local cross_toolchain="${cross_triples##*:}" + use llvm_targets_${cross_llvm_target} || die "need llvm_targets_${cross_llvm_target} target enabled" + command -v ${cross_toolchain}-gcc > /dev/null 2>&1 || die "need ${cross_toolchain} cross toolchain" + + cat <<- _EOF_ >> "${S}"/config.toml + [target.${cross_rust_target}] + ar = "${cross_toolchain}-ar" + cc = "${cross_toolchain}-gcc" + cxx = "${cross_toolchain}-g++" + linker = "${cross_toolchain}-gcc" + ranlib = "${cross_toolchain}-ranlib" + _EOF_ + if use system-llvm; then + cat <<- _EOF_ >> "${S}"/config.toml + llvm-config = "$(get_llvm_prefix)/bin/llvm-config" + _EOF_ + fi + if [[ "${cross_toolchain}" == *-musl* ]]; then + cat <<- _EOF_ >> "${S}"/config.toml + musl-root = "$(${cross_toolchain}-gcc -print-sysroot)/usr" + _EOF_ + fi + + # append cross target to "normal" target list + # example 'target = ["powerpc64le-unknown-linux-gnu"]' + # becomes 'target = ["powerpc64le-unknown-linux-gnu","aarch64-unknown-linux-gnu"]' + + rust_targets="${rust_targets},\"${cross_rust_target}\"" + sed -i "/^target = \[/ s#\[.*\]#\[${rust_targets}\]#" config.toml || die + + ewarn + ewarn "Enabled ${cross_rust_target} rust target" + ewarn "Using ${cross_toolchain} cross toolchain" + ewarn + if ! has_version -b 'sys-devel/binutils[multitarget]' ; then + ewarn "'sys-devel/binutils[multitarget]' is not installed" + ewarn "'strip' will be unable to strip cross libraries" + ewarn "cross targets will be installed with full debug information" + ewarn "enable 'multitarget' USE flag for binutils to be able to strip object files" + ewarn + ewarn "Alternatively llvm-strip can be used, it supports stripping any target" + ewarn "define STRIP=\"llvm-strip\" to use it (experimental)" + ewarn + fi + done + fi # I_KNOW_WHAT_I_AM_DOING_CROSS + + einfo "Rust configured with the following flags:" + echo + echo RUSTFLAGS="\"${RUSTFLAGS}\"" + echo RUSTFLAGS_BOOTSTRAP="\"${RUSTFLAGS_BOOTSTRAP}\"" + echo RUSTFLAGS_NOT_BOOTSTRAP="\"${RUSTFLAGS_NOT_BOOTSTRAP}\"" + echo MAGIC_EXTRA_RUSTFLAGS="\"${MAGIC_EXTRA_RUSTFLAGS}\"" + env | grep "CARGO_TARGET_.*_RUSTFLAGS=" + env | grep "CFLAGS_.*" + echo + einfo "config.toml contents:" + cat "${S}"/config.toml || die + echo +} + +src_compile() { + RUST_BACKTRACE=1 "${EPYTHON}" ./x.py build -vvv --config="${S}"/config.toml -j$(makeopts_jobs) || die +} + +src_test() { + # https://rustc-dev-guide.rust-lang.org/tests/intro.html + + # those are basic and codegen tests. + local tests=( + codegen + codegen-units + compile-fail + incremental + mir-opt + pretty + run-make + ) + + # fails if llvm is not built with ALL targets. + # and known to fail with system llvm sometimes. + use system-llvm || tests+=( assembly ) + + # fragile/expensive/less important tests + # or tests that require extra builds + # TODO: instead of skipping, just make some nonfatal. + if [[ ${ERUST_RUN_EXTRA_TESTS:-no} != no ]]; then + tests+=( + rustdoc + rustdoc-js + rustdoc-js-std + rustdoc-ui + run-make-fulldeps + ui + ui-fulldeps + ) + fi + + local i failed=() + einfo "rust_src_test: enabled tests ${tests[@]/#/src/test/}" + for i in "${tests[@]}"; do + local t="src/test/${i}" + einfo "rust_src_test: running ${t}" + if ! RUST_BACKTRACE=1 "${EPYTHON}" ./x.py test -vv --config="${S}"/config.toml \ + -j$(makeopts_jobs) --no-doc --no-fail-fast "${t}" + then + failed+=( "${t}" ) + eerror "rust_src_test: ${t} failed" + fi + done + + if [[ ${#failed[@]} -ne 0 ]]; then + eerror "rust_src_test: failure summary: ${failed[@]}" + die "aborting due to test failures" + fi +} + +src_install() { + DESTDIR="${D}" "${EPYTHON}" ./x.py install -vv --config="${S}"/config.toml -j$(makeopts_jobs) || die + + docompress /usr/lib/${PN}/${SLOT}/share/man/ + + # bug #689562, #689160 + rm -v "${ED}/usr/lib/${PN}/${SLOT}/etc/bash_completion.d/cargo" || die + rmdir -v "${ED}/usr/lib/${PN}/${SLOT}"/etc{/bash_completion.d,} || die + + local symlinks=( + cargo + rustc + rustdoc + rust-gdb + rust-gdbgui + rust-lldb + ) + + use clippy && symlinks+=( clippy-driver cargo-clippy ) + if [[ ${PV} = *9999* ]]; then + use miri && symlinks+=( miri cargo-miri ) + fi + use rustfmt && symlinks+=( rustfmt cargo-fmt ) + use rust-analyzer && symlinks+=( rust-analyzer ) + + einfo "installing eselect-rust symlinks and paths: ${symlinks[@]}" + local i + for i in "${symlinks[@]}"; do + # we need realpath on /usr/bin/* symlink return version-appended binary path. + # so /usr/bin/rustc should point to /usr/lib/rust//bin/rustc- + # need to fix eselect-rust to remove this hack. + local ver_i="${i}-${PV%%_*}" + if [[ -f "${ED}/usr/lib/${PN}/${SLOT}/bin/${i}" ]]; then + einfo "Installing ${i} symlink" + ln -v "${ED}/usr/lib/${PN}/${SLOT}/bin/${i}" "${ED}/usr/lib/${PN}/${SLOT}/bin/${ver_i}" || die + else + ewarn "${i} symlink requested, but source file not found" + ewarn "please report this" + fi + dosym "../lib/${PN}/${SLOT}/bin/${ver_i}" "/usr/bin/${ver_i}" + done + + # symlinks to switch components to active rust in eselect + dosym "${SLOT}/lib" "/usr/lib/${PN}/lib-${SLOT}" + use rust-analyzer && dosym "${SLOT}/libexec" "/usr/lib/${PN}/libexec-${SLOT}" + dosym "${SLOT}/share/man" "/usr/lib/${PN}/man-${SLOT}" + dosym "rust/${SLOT}/lib/rustlib" "/usr/lib/rustlib-${SLOT}" + dosym "../../lib/${PN}/${SLOT}/share/doc/rust" "/usr/share/doc/${P}" + + newenvd - "50${P}" <<-_EOF_ + MANPATH="${EPREFIX}/usr/lib/rust/man-${SLOT}" + _EOF_ + + rm -rf "${ED}/usr/lib/${PN}/${SLOT}"/*.old || die + rm -rf "${ED}/usr/lib/${PN}/${SLOT}/bin"/*.old || die + rm -rf "${ED}/usr/lib/${PN}/${SLOT}/doc"/*.old || die + + # note: eselect-rust adds EROOT to all paths below + cat <<-_EOF_ > "${T}/provider-${PN}-${SLOT}" + /usr/bin/cargo + /usr/bin/rustdoc + /usr/bin/rust-gdb + /usr/bin/rust-gdbgui + /usr/bin/rust-lldb + /usr/lib/rustlib + /usr/lib/rust/lib + /usr/lib/rust/man + /usr/share/doc/rust + _EOF_ + + if use clippy; then + echo /usr/bin/clippy-driver >> "${T}/provider-${P}" + echo /usr/bin/cargo-clippy >> "${T}/provider-${P}" + fi + if [[ ${SLOT} == *9999* ]] && use miri; then + echo /usr/bin/miri >> "${T}/provider-${P}" + echo /usr/bin/cargo-miri >> "${T}/provider-${P}" + fi + if use rustfmt; then + echo /usr/bin/rustfmt >> "${T}/provider-${P}" + echo /usr/bin/cargo-fmt >> "${T}/provider-${P}" + fi + if use rust-analyzer; then + echo /usr/lib/rust/libexec >> "${T}/provider-${P}" + echo /usr/bin/rust-analyzer >> "${T}/provider-${P}" + fi + + insinto /etc/env.d/rust + doins "${T}/provider-${PN}-${SLOT}" + + if use dist; then + "${EPYTHON}" ./x.py dist -vv --config="${S}"/config.toml -j$(makeopts_jobs) || die + insinto "/usr/lib/${PN}/${SLOT}/dist" + doins -r "${S}/build/dist/." + fi +} + +pkg_postinst() { + + eselect rust update + + if has_version dev-debug/gdb || has_version llvm-core/lldb; then + elog "Rust installs helper scripts for calling GDB and LLDB," + elog "for convenience they are installed under /usr/bin/rust-{gdb,lldb}-${PV}." + fi + + if has_version app-editors/emacs; then + optfeature "emacs support for rust" app-emacs/rust-mode + fi + + if has_version app-editors/gvim || has_version app-editors/vim; then + optfeature "vim support for rust" app-vim/rust-vim + fi +} + +pkg_postrm() { + eselect rust cleanup +} -- cgit v1.2.3