depot/third_party/nixpkgs/pkgs/development/libraries/flatbuffers/default.nix

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{ lib
, stdenv
, fetchFromGitHub
, cmake
, python3
}:
stdenv.mkDerivation rec {
pname = "flatbuffers";
version = "22.11.23";
src = fetchFromGitHub {
owner = "google";
repo = "flatbuffers";
rev = "v${version}";
sha256 = "sha256-I41bslYoSGPNm1+Xpf4kHFDnIqLN8vg5cEqbFIpDT5A=";
};
nativeBuildInputs = [ cmake python3 ];
postPatch = ''
# Fix default value of "test_data_path" to make tests work
substituteInPlace tests/test.cpp --replace '"tests/";' '"../tests/";'
'';
cmakeFlags = [
"-DFLATBUFFERS_BUILD_TESTS=${if doCheck then "ON" else "OFF"}"
"-DFLATBUFFERS_OSX_BUILD_UNIVERSAL=OFF"
];
doCheck = stdenv.hostPlatform == stdenv.buildPlatform;
checkTarget = "test";
meta = with lib; {
description = "Memory Efficient Serialization Library";
longDescription = ''
FlatBuffers is an efficient cross platform serialization library for
games and other memory constrained apps. It allows you to directly
access serialized data without unpacking/parsing it first, while still
having great forwards/backwards compatibility.
'';
homepage = "https://google.github.io/flatbuffers/";
license = licenses.asl20;
maintainers = [ maintainers.teh ];
mainProgram = "flatc";
platforms = platforms.unix;
};
}