{ stdenv, fetchurl, perl }: stdenv.mkDerivation rec { name = "gecode-${version}"; version = "4.4.0"; src = fetchurl { url = "http://www.gecode.org/download/${name}.tar.gz"; sha256 = "0akqjzy6pd229mn0lhpdbyc4wbazhprkd5ijqs99z68bj3b9h0s3"; }; buildInputs = [ perl ]; meta = with stdenv.lib; { license = licenses.mit; homepage = http://www.gecode.org; description = "Toolkit for developing constraint-based systems"; platforms = platforms.all; maintainers = [ maintainers.manveru ]; }; }