{ lib, stdenv, removeReferencesTo, pkgsBuildBuild, pkgsBuildHost, pkgsBuildTarget, targetPackages, llvmShared, llvmSharedForBuild, llvmSharedForHost, llvmSharedForTarget, llvmPackages, fetchurl, file, python3, darwin, cargo, cmake, rustc, rustfmt, pkg-config, openssl, xz, libiconv, which, libffi, withBundledLLVM ? false, enableRustcDev ? true, version, sha256, patches ? [ ], # , fd # , ripgrep # , wezterm # , firefox # , thunderbird # This only builds std for target and reuses the rustc from build. fastCross, lndir, makeWrapper, }: let inherit (lib) optionals optional optionalString concatStringsSep ; inherit (darwin.apple_sdk.frameworks) Security; in stdenv.mkDerivation (finalAttrs: { pname = "${targetPackages.stdenv.cc.targetPrefix}rustc"; inherit version; src = fetchurl { url = "https://static.rust-lang.org/dist/rustc-${version}-src.tar.gz"; inherit sha256; # See https://nixos.org/manual/nixpkgs/stable/#using-git-bisect-on-the-rust-compiler passthru.isReleaseTarball = true; }; __darwinAllowLocalNetworking = true; # rustc complains about modified source files otherwise dontUpdateAutotoolsGnuConfigScripts = true; # Running the default `strip -S` command on Darwin corrupts the # .rlib files in "lib/". # # See https://github.com/NixOS/nixpkgs/pull/34227 # # Running `strip -S` when cross compiling can harm the cross rlibs. # See: https://github.com/NixOS/nixpkgs/pull/56540#issuecomment-471624656 stripDebugList = [ "bin" ]; # The Rust pkg-config crate does not support prefixed pkg-config executables[1], # but it does support checking these idiosyncratic PKG_CONFIG_${TRIPLE} # environment variables. # [1]: https://github.com/rust-lang/pkg-config-rs/issues/53 "PKG_CONFIG_${ builtins.replaceStrings [ "-" ] [ "_" ] stdenv.buildPlatform.rust.rustcTarget }" = "${pkgsBuildHost.stdenv.cc.targetPrefix}pkg-config"; NIX_LDFLAGS = toString ( # when linking stage1 libstd: cc: undefined reference to `__cxa_begin_catch' optional (stdenv.isLinux && !withBundledLLVM) "--push-state --as-needed -lstdc++ --pop-state" ++ optional (stdenv.isDarwin && !withBundledLLVM) "-lc++ -lc++abi" ++ optional stdenv.isDarwin "-rpath ${llvmSharedForHost}/lib" ); # Increase codegen units to introduce parallelism within the compiler. RUSTFLAGS = "-Ccodegen-units=10"; RUSTDOCFLAGS = "-A rustdoc::broken-intra-doc-links"; # We need rust to build rust. If we don't provide it, configure will try to download it. # Reference: https://github.com/rust-lang/rust/blob/master/src/bootstrap/configure.py configureFlags = let prefixForStdenv = stdenv: "${stdenv.cc}/bin/${stdenv.cc.targetPrefix}"; ccPrefixForStdenv = stdenv: "${prefixForStdenv stdenv}${if (stdenv.cc.isClang or false) then "clang" else "cc"}"; cxxPrefixForStdenv = stdenv: "${prefixForStdenv stdenv}${if (stdenv.cc.isClang or false) then "clang++" else "c++"}"; setBuild = "--set=target.${stdenv.buildPlatform.rust.rustcTarget}"; setHost = "--set=target.${stdenv.hostPlatform.rust.rustcTarget}"; setTarget = "--set=target.${stdenv.targetPlatform.rust.rustcTarget}"; ccForBuild = ccPrefixForStdenv pkgsBuildBuild.targetPackages.stdenv; cxxForBuild = cxxPrefixForStdenv pkgsBuildBuild.targetPackages.stdenv; ccForHost = ccPrefixForStdenv pkgsBuildHost.targetPackages.stdenv; cxxForHost = cxxPrefixForStdenv pkgsBuildHost.targetPackages.stdenv; ccForTarget = ccPrefixForStdenv pkgsBuildTarget.targetPackages.stdenv; cxxForTarget = cxxPrefixForStdenv pkgsBuildTarget.targetPackages.stdenv; in [ "--sysconfdir=${placeholder "out"}/etc" "--release-channel=stable" "--set=build.rustc=${rustc}/bin/rustc" "--set=build.cargo=${cargo}/bin/cargo" ] ++ lib.optionals (!(finalAttrs.src.passthru.isReleaseTarball or false)) [ # release tarballs vendor the rustfmt source; when # git-bisect'ing from upstream's git repo we must prevent # attempts to download the missing source tarball "--set=build.rustfmt=${rustfmt}/bin/rustfmt" ] ++ [ "--tools=rustc,rustdoc,rust-analyzer-proc-macro-srv" "--enable-rpath" "--enable-vendor" "--build=${stdenv.buildPlatform.rust.rustcTargetSpec}" "--host=${stdenv.hostPlatform.rust.rustcTargetSpec}" # std is built for all platforms in --target. "--target=${ concatStringsSep "," ( [ stdenv.targetPlatform.rust.rustcTargetSpec # Other targets that don't need any extra dependencies to build. ] ++ optionals (!fastCross) [ "wasm32-unknown-unknown" # (build!=target): When cross-building a compiler we need to add # the build platform as well so rustc can compile build.rs # scripts. ] ++ optionals (stdenv.buildPlatform != stdenv.targetPlatform && !fastCross) [ stdenv.buildPlatform.rust.rustcTargetSpec # (host!=target): When building a cross-targeting compiler we # need to add the host platform as well so rustc can compile # build.rs scripts. ] ++ optionals (stdenv.hostPlatform != stdenv.targetPlatform && !fastCross) [ stdenv.hostPlatform.rust.rustcTargetSpec ] ) }" "${setBuild}.cc=${ccForBuild}" "${setHost}.cc=${ccForHost}" "${setTarget}.cc=${ccForTarget}" "${setBuild}.linker=${ccForBuild}" "${setHost}.linker=${ccForHost}" "${setTarget}.linker=${ccForTarget}" "${setBuild}.cxx=${cxxForBuild}" "${setHost}.cxx=${cxxForHost}" "${setTarget}.cxx=${cxxForTarget}" "${setBuild}.crt-static=${lib.boolToString stdenv.buildPlatform.isStatic}" "${setHost}.crt-static=${lib.boolToString stdenv.hostPlatform.isStatic}" "${setTarget}.crt-static=${lib.boolToString stdenv.targetPlatform.isStatic}" ] ++ optionals (!withBundledLLVM) [ "--enable-llvm-link-shared" "${setBuild}.llvm-config=${llvmSharedForBuild.dev}/bin/llvm-config" "${setHost}.llvm-config=${llvmSharedForHost.dev}/bin/llvm-config" "${setTarget}.llvm-config=${llvmSharedForTarget.dev}/bin/llvm-config" ] ++ optionals (stdenv.isLinux && !stdenv.targetPlatform.isRedox) [ "--enable-profiler" # build libprofiler_builtins ] ++ optionals stdenv.buildPlatform.isMusl [ "${setBuild}.musl-root=${pkgsBuildBuild.targetPackages.stdenv.cc.libc}" ] ++ optionals stdenv.hostPlatform.isMusl [ "${setHost}.musl-root=${pkgsBuildHost.targetPackages.stdenv.cc.libc}" ] ++ optionals stdenv.targetPlatform.isMusl [ "${setTarget}.musl-root=${pkgsBuildTarget.targetPackages.stdenv.cc.libc}" ] ++ optionals stdenv.targetPlatform.rust.isNoStdTarget [ "--disable-docs" ] ++ optionals (stdenv.isDarwin && stdenv.isx86_64) [ # https://github.com/rust-lang/rust/issues/92173 "--set rust.jemalloc" ]; # if we already have a rust compiler for build just compile the target std # library and reuse compiler buildPhase = if fastCross then " runHook preBuild mkdir -p build/${stdenv.hostPlatform.rust.rustcTargetSpec}/stage0-{std,rustc}/${stdenv.hostPlatform.rust.rustcTargetSpec}/release/ ln -s ${rustc.unwrapped}/lib/rustlib/${stdenv.hostPlatform.rust.rustcTargetSpec}/libstd-*.so build/${stdenv.hostPlatform.rust.rustcTargetSpec}/stage0-std/${stdenv.hostPlatform.rust.rustcTargetSpec}/release/libstd.so ln -s ${rustc.unwrapped}/lib/rustlib/${stdenv.hostPlatform.rust.rustcTargetSpec}/librustc_driver-*.so build/${stdenv.hostPlatform.rust.rustcTargetSpec}/stage0-rustc/${stdenv.hostPlatform.rust.rustcTargetSpec}/release/librustc.so ln -s ${rustc.unwrapped}/bin/rustc build/${stdenv.hostPlatform.rust.rustcTargetSpec}/stage0-rustc/${stdenv.hostPlatform.rust.rustcTargetSpec}/release/rustc-main touch build/${stdenv.hostPlatform.rust.rustcTargetSpec}/stage0-std/${stdenv.hostPlatform.rust.rustcTargetSpec}/release/.libstd.stamp touch build/${stdenv.hostPlatform.rust.rustcTargetSpec}/stage0-rustc/${stdenv.hostPlatform.rust.rustcTargetSpec}/release/.librustc.stamp python ./x.py --keep-stage=0 --stage=1 build library runHook postBuild " else null; installPhase = if fastCross then '' runHook preInstall python ./x.py --keep-stage=0 --stage=1 install library/std mkdir -v $out/bin $doc $man ln -s ${rustc.unwrapped}/bin/{rustc,rustdoc} $out/bin ln -s ${rustc.unwrapped}/lib/rustlib/{manifest-rust-std-,}${stdenv.hostPlatform.rust.rustcTargetSpec} $out/lib/rustlib/ echo rust-std-${stdenv.hostPlatform.rust.rustcTargetSpec} >> $out/lib/rustlib/components lndir ${rustc.doc} $doc lndir ${rustc.man} $man runHook postInstall '' else null; # the rust build system complains that nix alters the checksums dontFixLibtool = true; inherit patches; postPatch = '' patchShebangs src/etc ${optionalString (!withBundledLLVM) "rm -rf src/llvm"} # Useful debugging parameter # export VERBOSE=1 '' + lib.optionalString (stdenv.isDarwin && stdenv.isx86_64) '' # See https://github.com/jemalloc/jemalloc/issues/1997 # Using a value of 48 should work on both emulated and native x86_64-darwin. export JEMALLOC_SYS_WITH_LG_VADDR=48 '' + lib.optionalString (!(finalAttrs.src.passthru.isReleaseTarball or false)) '' mkdir .cargo cat > .cargo/config <<\EOF [source.crates-io] replace-with = "vendored-sources" [source.vendored-sources] directory = "vendor" EOF ''; # rustc unfortunately needs cmake to compile llvm-rt but doesn't # use it for the normal build. This disables cmake in Nix. dontUseCmakeConfigure = true; depsBuildBuild = [ pkgsBuildHost.stdenv.cc pkg-config ]; nativeBuildInputs = [ file python3 rustc cmake which libffi removeReferencesTo pkg-config xz ] ++ optionals fastCross [ lndir makeWrapper ]; buildInputs = [ openssl ] ++ optionals stdenv.isDarwin [ libiconv Security ] ++ optional (!withBundledLLVM) llvmShared; outputs = [ "out" "man" "doc" ]; setOutputFlags = false; postInstall = lib.optionalString (enableRustcDev && !fastCross) '' # install rustc-dev components. Necessary to build rls, clippy... python x.py dist rustc-dev tar xf build/dist/rustc-dev*tar.gz cp -r rustc-dev*/rustc-dev*/lib/* $out/lib/ rm $out/lib/rustlib/install.log for m in $out/lib/rustlib/manifest-rust* do sort --output=$m < $m done '' + '' # remove references to llvm-config in lib/rustlib/x86_64-unknown-linux-gnu/codegen-backends/librustc_codegen_llvm-llvm.so # and thus a transitive dependency on ncurses find $out/lib -name "*.so" -type f -exec remove-references-to -t ${llvmShared} '{}' '+' # remove uninstall script that doesn't really make sense for Nix. rm $out/lib/rustlib/uninstall.sh ''; configurePlatforms = [ ]; enableParallelBuilding = true; setupHooks = ./setup-hook.sh; requiredSystemFeatures = [ "big-parallel" ]; passthru = { llvm = llvmShared; inherit llvmPackages; # tests = { # inherit fd ripgrep wezterm; # } // lib.optionalAttrs stdenv.hostPlatform.isLinux { inherit firefox thunderbird; }; }; meta = with lib; { homepage = "https://www.rust-lang.org/"; description = "A safe, concurrent, practical language"; maintainers = with maintainers; [ havvy ] ++ teams.rust.members; license = [ licenses.mit licenses.asl20 ]; platforms = [ # Platforms with host tools from # https://doc.rust-lang.org/nightly/rustc/platform-support.html "x86_64-darwin" "i686-darwin" "aarch64-darwin" "i686-freebsd" "x86_64-freebsd" "x86_64-solaris" "aarch64-linux" "armv6l-linux" "armv7l-linux" "i686-linux" "loongarch64-linux" "powerpc64-linux" "powerpc64le-linux" "riscv64-linux" "s390x-linux" "x86_64-linux" "aarch64-netbsd" "armv7l-netbsd" "i686-netbsd" "powerpc-netbsd" "x86_64-netbsd" "i686-openbsd" "x86_64-openbsd" "i686-windows" "x86_64-windows" ]; }; })