{ stdenv, fetchFromGitHub, darwin }: stdenv.mkDerivation rec { pname = "cctz"; version = "2.3"; src = fetchFromGitHub { owner = "google"; repo = "cctz"; rev = "v${version}"; sha256 = "0254xfwscfkjc3fbvx6qgifr3pwkc2rb03z8pbvvqy098di9alhr"; }; makeFlags = [ "PREFIX=$(out)" ]; buildInputs = stdenv.lib.optional stdenv.isDarwin darwin.apple_sdk.frameworks.Foundation; installTargets = [ "install_hdrs" "install_shared_lib" ]; postInstall = stdenv.lib.optionalString stdenv.isDarwin '' install_name_tool -id $out/lib/libcctz.so $out/lib/libcctz.so ''; enableParallelBuilding = true; meta = with stdenv.lib; { homepage = https://github.com/google/cctz; description = "C++ library for translating between absolute and civil times"; license = licenses.asl20; maintainers = with maintainers; [ orivej ]; platforms = platforms.all; }; }