commit: 98dba5a9fd77898dcdfdd1076f085e8622f486d8
Author: Matt Jolly <kangie <AT> gentoo <DOT> org>
AuthorDate: Sat Mar 29 00:51:53 2025 +0000
Commit: Matt Jolly <kangie <AT> gentoo <DOT> org>
CommitDate: Tue Apr 1 23:33:19 2025 +0000
URL: https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=98dba5a9
dev-lang/rust: add 1.86.0_beta20250323
Signed-off-by: Matt Jolly <kangie <AT> gentoo.org>
dev-lang/rust/Manifest | 2 +
dev-lang/rust/rust-1.86.0_beta20250323.ebuild | 808 ++++++++++++++++++++++++++
2 files changed, 810 insertions(+)
diff --git a/dev-lang/rust/Manifest b/dev-lang/rust/Manifest
index da725a7043e0..4e9f26f1fc62 100644
--- a/dev-lang/rust/Manifest
+++ b/dev-lang/rust/Manifest
@@ -34,3 +34,5 @@ DIST rustc-1.86.0_beta20250218-src.tar.xz 280540916 BLAKE2B
ed3fe1b1ce392ffd264d
DIST rustc-1.86.0_beta20250218-src.tar.xz.asc 801 BLAKE2B
8a7c489f9087342074262c64089922b97e886aa6d3f89c2a0ed1185e084c8bed07d57c363608f26536ca884d764aa43e3ade214ab4fe4e67e9c6d7e1338e93aa
SHA512
d34b536200fdb4c7e85af005b1753ce88f32a1faa418a01de21de992679d744ec396fd0f9aaaf851569de1f4f06f14a6481b68b1378659b3475d30818421ea3a
DIST rustc-1.86.0_beta20250225-src.tar.xz 280546668 BLAKE2B
ea1956a83175a2cda21b6ad1ead38d8d0f6c95559d2e329bf0e4ca13d0ff6562d017d5bffbb57f9d6d232b1f87f3d190718bc0b90c6938b06763526fac083ada
SHA512
782fafa305b8766db3d23796014a5897470988c9447baf4bee35d98b90382b5a727d0aecc3dabbdab0f82b6d862def8be23d8a6cf3d98cc96f18cf4a2bc38f66
DIST rustc-1.86.0_beta20250225-src.tar.xz.asc 801 BLAKE2B
517f8d88edc1ef4ebd25d66a1be4f37718bfa361f8ae1001aca85ba626dacfef6ae27a327f33dd1ae9db7e57a91eab2d8bbfe910b5789df0998dd18026c75726
SHA512
50e3c85b7c6a7f42e094e63f4ee554d2d944a8e153ab5dbd1c2a09a1f44c6ee53cb1c4985080a373c5cb09681bc5b987e8a8e2f56a0a0053ccea99f22dc92986
+DIST rustc-1.86.0_beta20250323-src.tar.xz 275676660 BLAKE2B
f86bc627ae6fc2abca4f274ef6b6b0702fe8c0f5f1b32af4a376992375786737da7f4c3b8f954b762ab04fae65f24afbd4658a286ddda1bacf0d3cf7d59f5168
SHA512
4768b2875f119e87a39596a45f7bbb02a00ea4d4516d080d6822934f8ff52f0af4430384d6a2366ddb2b0ddcaef4afb89438ecda829668522f2212f92d171b02
+DIST rustc-1.86.0_beta20250323-src.tar.xz.asc 801 BLAKE2B
f8a278f2ee4a9a9ab608a326a420523268efd2fbbd77c9517a585bca5c1a48cf6ff7df8a8ba6c529d910fa66b0fa132dd3b602d8c9eaf675ce2bf1a2538096ec
SHA512
20530c6cf689c43f96a8a6896d7eca46e225138708495b84422977e6d1a70ce7a3162c36d072b15b4c26e200576fe0a00cd937fb9a264f03492b64913a6d4985
diff --git a/dev-lang/rust/rust-1.86.0_beta20250323.ebuild
b/dev-lang/rust/rust-1.86.0_beta20250323.ebuild
new file mode 100644
index 000000000000..320054bf1db1
--- /dev/null
+++ b/dev-lang/rust/rust-1.86.0_beta20250323.ebuild
@@ -0,0 +1,808 @@
+# 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="1.86.0" # 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_RUST_EXPERIMENTAL_TARGETS=( ARC CSKY DirectX M68k SPIRV Xtensa )
+declare -A ALL_RUST_EXPERIMENTAL_TARGETS
+for _x in "${_ALL_RUST_EXPERIMENTAL_TARGETS[@]}"; do
+ ALL_RUST_EXPERIMENTAL_TARGETS["llvm_targets_${_x}"]=0
+done
+
+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
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}]") )" )
+ if [[ -v ALL_RUST_EXPERIMENTAL_TARGETS["${_x}"] ]] ; then
+ ALL_RUST_EXPERIMENTAL_TARGETS["${_x}"]=1
+ fi
+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
+ )
+ lto? ( $(llvm_gen_dep 'llvm-core/lld:${LLVM_SLOT}') )
+ !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
+ "${FILESDIR}"/1.85.0-musl-dynamic-linking.patch
+ "${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}[${LLVM_TARGET_USEDEPS//
/,}]"
+}
+
+# Is LLVM being linked against libc++?
+is_libcxx_linked() {
+ local code='#include <ciso646>
+#if defined(_LIBCPP_VERSION)
+ HAVE_LIBCXX
+#endif
+'
+ local out=$($(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
+
+ if use lto && tc-is-clang && ! tc-ld-is-lld; then
+ export RUSTFLAGS+=" -C link-arg=-fuse-ld=lld"
+ 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 "${CHOST}")"
+
+ RUST_EXPERIMENTAL_TARGETS=()
+ for _x in "${!ALL_RUST_EXPERIMENTAL_TARGETS[@]}"; do
+ if [[ ${ALL_RUST_EXPERIMENTAL_TARGETS[${_x}]} == 1 ]] && use
${_x} ; then
+ RUST_EXPERIMENTAL_TARGETS+=( ${_x#llvm_targets_} )
+ fi
+ done
+ RUST_EXPERIMENTAL_TARGETS=${RUST_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
+ 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 = "${RUST_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
+ $(if ! tc-is-cross-compiler; then
+ echo "default-linker = \"${CHOST}-cc\""
+ 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))
+ $(if use lto && tc-is-clang ; then
+ echo "use-lld = true"
+ fi)
+ # 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 ${I_KNOW_WHAT_I_AM_DOING_CROSS} ]]; then # whitespace
intentionally shifted below
+ # experimental cross support
+ # discussion: https://bugs.gentoo.org/679878
+ # TODO: c*flags, clang, system-llvm, cargo.eclass target support
+ # it would be much better if we could split out stdlib
+ # complilation to separate ebuild and abuse CATEGORY to
+ # just install to /usr/lib/rustlib/<target>
+
+ # extra targets defined as a bash array
+ # spec format: <LLVM target>:<rust-target>:<CTARGET>
+ # best place would be /etc/portage/env/dev-lang/rust
+ # Example:
+ # RUST_CROSS_TARGETS=(
+ # "AArch64:aarch64-unknown-linux-gnu:aarch64-unknown-linux-gnu"
+ # )
+ # no extra hand holding is done, no target transformations, all
+ # values are passed as-is with just basic checks, so it's up to user to
supply correct values
+ # valid rust targets can be obtained with
+ # rustc --print target-list
+ # matching cross toolchain has to be installed
+ # matching LLVM_TARGET has to be enabled for both rust and llvm (if
using system one)
+ # only gcc toolchains installed with crossdev are checked for now.
+
+ # BUG: we can't pass host flags to cross compiler, so just filter for
now
+ # BUG: this should be more fine-grained.
+ filter-flags '-mcpu=*' '-march=*' '-mtune=*'
+
+ local cross_target_spec
+ for cross_target_spec in "${RUST_CROSS_TARGETS[@]}";do
+ # extracts first element form <LLVM
target>:<rust-target>:<CTARGET>
+ local cross_llvm_target="${cross_target_spec%%:*}"
+ # extracts toolchain triples, <rust-target>:<CTARGET>
+ local cross_triples="${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/<ver>/bin/rustc-<ver>
+ # 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
+}
