{ lib, stdenv, fetchurl, boost, fastjet, fixDarwinDylibNames, hepmc, lhapdf, rsync, zlib, }: stdenv.mkDerivation rec { pname = "pythia"; version = "8.315"; src = fetchurl { url = "https://pythia.org/download/pythia83/pythia${ builtins.replaceStrings [ "." ] [ "" ] version }.tgz"; sha256 = "sha256-Sy/nNB4z6QtyJv3Koqe/kyeYezNU6EwE8f2SVoY2kK4="; }; nativeBuildInputs = [ rsync ] ++ lib.optionals stdenv.hostPlatform.isDarwin [ fixDarwinDylibNames ]; buildInputs = [ boost fastjet hepmc zlib lhapdf ]; configureFlags = [ "--enable-shared" "--with-lhapdf6=${lhapdf}" ] ++ ( if lib.versions.major hepmc.version == "3" then [ "--with-hepmc3=${hepmc}" ] else [ "--with-hepmc2=${hepmc}" ] ); enableParallelBuilding = true; meta = { description = "Program for the generation of high-energy physics events"; mainProgram = "pythia8-config"; license = lib.licenses.gpl2Only; homepage = "https://pythia.org"; platforms = lib.platforms.unix; maintainers = with lib.maintainers; [ veprbl ]; }; }