{ lib, stdenv, fetchurl, perl }: stdenv.mkDerivation rec { pname = "gecode"; version = "3.7.3"; src = fetchurl { url = "http://www.gecode.org/download/${pname}-${version}.tar.gz"; sha256 = "0k45jas6p3cyldgyir1314ja3174sayn2h2ly3z9b4dl3368pk77"; }; nativeBuildInputs = [ perl ]; preConfigure = "patchShebangs configure"; meta = with lib; { license = licenses.mit; homepage = "https://www.gecode.org"; description = "Toolkit for developing constraint-based systems"; platforms = platforms.all; maintainers = [ maintainers.manveru ]; }; }