nixpkgs/pkgs/by-name/mo/mold/package.nix
2025-08-18 06:46:52 +01:00

135 lines
3.5 KiB
Nix

{
lib,
stdenv,
fetchFromGitHub,
nix-update-script,
cmake,
mimalloc,
ninja,
tbb_2022,
zlib,
zstd,
buildPackages,
clangStdenv,
gccStdenv,
hello,
mold,
mold-wrapped,
runCommandCC,
testers,
useMoldLinker,
versionCheckHook,
}:
stdenv.mkDerivation (finalAttrs: {
pname = "mold";
version = "2.40.4";
src = fetchFromGitHub {
owner = "rui314";
repo = "mold";
tag = "v${finalAttrs.version}";
hash = "sha256-BiPeZJvMlLIC0TbsqBD1JSt/RE4xZ5wSRYujPXKb+RY=";
};
nativeBuildInputs = [
cmake
ninja
];
buildInputs = [
tbb_2022
zlib
zstd
]
++ lib.optionals (!stdenv.hostPlatform.isDarwin) [
mimalloc
];
cmakeFlags = [
"-DMOLD_USE_SYSTEM_MIMALLOC:BOOL=ON"
"-DMOLD_USE_SYSTEM_TBB:BOOL=ON"
];
doInstallCheck = true;
nativeInstallCheckInputs = [ versionCheckHook ];
versionCheckProgramArg = "--version";
passthru = {
updateScript = nix-update-script { };
tests =
let
helloTest =
name: helloMold:
let
command = "$READELF -p .comment ${lib.getExe helloMold}";
emulator = stdenv.hostPlatform.emulator buildPackages;
in
runCommandCC "mold-${name}-test" { passthru = { inherit helloMold; }; } ''
echo "Testing running the 'hello' binary which should be linked with 'mold'" >&2
${emulator} ${lib.getExe helloMold}
echo "Checking for mold in the '.comment' section" >&2
if output=$(${command} 2>&1); then
if grep -Fw -- "mold" - <<< "$output"; then
touch $out
else
echo "No mention of 'mold' detected in the '.comment' section" >&2
echo "The command was:" >&2
echo "${command}" >&2
echo "The output was:" >&2
echo "$output" >&2
exit 1
fi
else
echo -n "${command}" >&2
echo " returned a non-zero exit code." >&2
echo "$output" >&2
exit 1
fi
'';
in
{
version = testers.testVersion { package = mold; };
}
// lib.optionalAttrs stdenv.hostPlatform.isLinux {
adapter-gcc = helloTest "adapter-gcc" (
hello.override (old: {
stdenv = useMoldLinker gccStdenv;
})
);
adapter-llvm = helloTest "adapter-llvm" (
hello.override (old: {
stdenv = useMoldLinker clangStdenv;
})
);
wrapped = helloTest "wrapped" (
hello.overrideAttrs (previousAttrs: {
nativeBuildInputs = (previousAttrs.nativeBuildInputs or [ ]) ++ [ mold-wrapped ];
NIX_CFLAGS_LINK = toString (previousAttrs.NIX_CFLAGS_LINK or "") + " -fuse-ld=mold";
})
);
};
};
meta = {
description = "Faster drop-in replacement for existing Unix linkers (unwrapped)";
longDescription = ''
mold is a faster drop-in replacement for existing Unix linkers. It is
several times faster than the LLVM lld linker. mold is designed to
increase developer productivity by reducing build time, especially in
rapid debug-edit-rebuild cycles.
'';
homepage = "https://github.com/rui314/mold";
changelog = "https://github.com/rui314/mold/releases/tag/v${finalAttrs.version}";
license = lib.licenses.mit;
platforms = lib.platforms.unix;
broken = stdenv.hostPlatform.isDarwin;
mainProgram = "mold";
maintainers = with lib.maintainers; [ azahi ];
};
})