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nixpkgs/pkgs/by-name/cr/crc32c/package.nix
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2025-10-09 14:15:47 +02:00

74 lines
1.8 KiB
Nix

{
stdenv,
lib,
fetchFromGitHub,
fetchpatch,
cmake,
gflags,
staticOnly ? stdenv.hostPlatform.isStatic,
}:
stdenv.mkDerivation rec {
pname = "crc32c";
version = "1.1.2";
src = fetchFromGitHub {
owner = "google";
repo = "crc32c";
tag = version;
sha256 = "0c383p7vkfq9rblww6mqxz8sygycyl27rr0j3bzb8l8ga71710ii";
fetchSubmodules = true;
};
patches = [
(fetchpatch {
name = "crc32c-fix-cmake-4.patch";
url = "https://github.com/google/crc32c/commit/2bbb3be42e20a0e6c0f7b39dc07dc863d9ffbc07.patch";
excludes = [ "third_party/*" ];
hash = "sha256-XYH0Mwvmf8RkXscVo6pAejTbRmVl9tY+lpp1sqbNXa0=";
})
];
nativeBuildInputs = [ cmake ];
buildInputs = [ gflags ];
env.NIX_CFLAGS_COMPILE =
lib.optionalString stdenv.hostPlatform.isAarch64 "-march=armv8-a+crc"
# TODO: probably fixed for version > 1.1.2
+ lib.optionalString stdenv.cc.isClang " -Wno-error=character-conversion";
cmakeFlags = [
"-DCRC32C_INSTALL=1"
"-DCRC32C_BUILD_TESTS=1"
"-DCRC32C_BUILD_BENCHMARKS=0"
"-DCRC32C_USE_GLOG=0"
"-DINSTALL_GTEST=0"
"-DBUILD_SHARED_LIBS=${if staticOnly then "0" else "1"}"
];
doCheck = false;
doInstallCheck = true;
installCheckPhase = ''
runHook preInstallCheck
ctest
runHook postInstallCheck
'';
postFixup = ''
# fix bogus include paths
for f in $(find $out/lib/cmake -name '*.cmake'); do
substituteInPlace "$f" --replace "\''${_IMPORT_PREFIX}/$out/include" "\''${_IMPORT_PREFIX}/include"
done
'';
meta = with lib; {
homepage = "https://github.com/google/crc32c";
description = "CRC32C implementation with support for CPU-specific acceleration instructions";
license = with licenses; [ bsd3 ];
maintainers = with maintainers; [ cpcloud ];
};
}