{ stdenv, fetchurl, cmake }: stdenv.mkDerivation rec { name = "hepmc-${version}"; version = "2.06.10"; src = fetchurl { url = "http://hepmc.web.cern.ch/hepmc/releases/HepMC-${version}.tar.gz"; sha256 = "190i9jlnwz1xpc495y0xc70s4zdqb9s2zdq1zkjy2ivl7ygdvpjs"; }; patches = [ ./in_source.patch ]; buildInputs = [ cmake ]; cmakeFlags = [ "-Dmomentum:STRING=GEV" "-Dlength:STRING=MM" ]; enableParallelBuilding = true; meta = { description = "The HepMC package is an object oriented event record written in C++ for High Energy Physics Monte Carlo Generators"; license = stdenv.lib.licenses.gpl2; homepage = http://hepmc.web.cern.ch/hepmc/; platforms = stdenv.lib.platforms.unix; maintainers = with stdenv.lib.maintainers; [ veprbl ]; }; }