{ stdenv , mpi , fetchurl }: stdenv.mkDerivation { name = "mpptest"; src = fetchurl { url = "ftp://ftp.mcs.anl.gov/pub/mpi/tools/perftest.tar.gz"; sha256 = "11i22lq3pch3pvmhnbsgxzd8ap4yvpvlhy2f7k8x3krdwjhl0jvl"; }; buildInputs = [ mpi ]; }