{ lib, stdenv, fetchFromGitHub, cmake, llvmPackages, xcbuild, targetPackages, libxml2, ninja, zlib, coreutils, callPackage, version, hash, patches ? [ ], overrideCC, wrapCCWith, wrapBintoolsWith, }@args: stdenv.mkDerivation (finalAttrs: { pname = "zig"; inherit version; src = fetchFromGitHub { owner = "ziglang"; repo = "zig"; rev = finalAttrs.version; inherit hash; }; patches = args.patches or [ ]; nativeBuildInputs = [ cmake (lib.getDev llvmPackages.llvm.dev) ninja ] ++ lib.optionals stdenv.hostPlatform.isDarwin [ # provides xcode-select, which is required for SDK detection xcbuild ]; buildInputs = [ libxml2 zlib ] ++ (with llvmPackages; [ libclang lld llvm ]); cmakeFlags = [ # file RPATH_CHANGE could not write new RPATH (lib.cmakeBool "CMAKE_SKIP_BUILD_RPATH" true) # ensure determinism in the compiler build (lib.cmakeFeature "ZIG_TARGET_MCPU" "baseline") # always link against static build of LLVM (lib.cmakeBool "ZIG_STATIC_LLVM" true) ]; outputs = [ "out" "doc" ]; strictDeps = true; # On Darwin, Zig calls std.zig.system.darwin.macos.detect during the build, # which parses /System/Library/CoreServices/SystemVersion.plist and # /System/Library/CoreServices/.SystemVersionPlatform.plist to determine the # OS version. This causes the build to fail during stage 3 with # OSVersionDetectionFail when the sandbox is enabled. __impureHostDeps = lib.optionals stdenv.hostPlatform.isDarwin [ "/System/Library/CoreServices/.SystemVersionPlatform.plist" ]; preBuild = '' export ZIG_GLOBAL_CACHE_DIR="$TMPDIR/zig-cache"; ''; postPatch = # Zig's build looks at /usr/bin/env to find dynamic linking info. This doesn't # work in Nix's sandbox. Use env from our coreutils instead. '' substituteInPlace lib/std/zig/system.zig \ --replace-fail "/usr/bin/env" "${lib.getExe' coreutils "env"}" '' # Zig tries to access xcrun and xcode-select at the absolute system path to query the macOS SDK # location, which does not work in the darwin sandbox. # Upstream issue: https://github.com/ziglang/zig/issues/22600 # Note that while this fix is already merged upstream and will be included in 0.14+, # we can't fetchpatch the upstream commit as it won't cleanly apply on older versions, # so we substitute the paths instead. + lib.optionalString (stdenv.hostPlatform.isDarwin && lib.versionOlder finalAttrs.version "0.14") '' substituteInPlace lib/std/zig/system/darwin.zig \ --replace-fail /usr/bin/xcrun xcrun \ --replace-fail /usr/bin/xcode-select xcode-select ''; postBuild = if lib.versionAtLeast finalAttrs.version "0.14" then '' stage3/bin/zig build langref --zig-lib-dir $(pwd)/stage3/lib/zig '' else '' stage3/bin/zig build langref ''; postInstall = '' install -Dm444 ../zig-out/doc/langref.html -t $doc/share/doc/zig-${finalAttrs.version}/html ''; doInstallCheck = true; installCheckPhase = '' runHook preInstallCheck $out/bin/zig test --cache-dir "$TMPDIR/zig-test-cache" -I $src/test $src/test/behavior.zig runHook postInstallCheck ''; passthru = import ./passthru.nix { inherit lib stdenv callPackage wrapCCWith wrapBintoolsWith overrideCC targetPackages ; zig = finalAttrs.finalPackage; }; meta = { description = "General-purpose programming language and toolchain for maintaining robust, optimal, and reusable software"; homepage = "https://ziglang.org/"; changelog = "https://ziglang.org/download/${finalAttrs.version}/release-notes.html"; license = lib.licenses.mit; maintainers = with lib.maintainers; [ andrewrk ]; teams = [ lib.teams.zig ]; mainProgram = "zig"; platforms = lib.platforms.unix; }; })