{ lib, stdenv, fetchFromGitHub, autoreconfHook, pkg-config, texinfo, pcre2 , enablePython ? false, python, swig, libxml2, ncurses }: let isPython3 = enablePython && python.pythonAtLeast "3"; in stdenv.mkDerivation rec { pname = "libredwg"; version = "0.10.1.3707"; src = fetchFromGitHub { owner = "LibreDWG"; repo = pname; rev = version; sha256 = "009n96lx4ahf05ryvm09z0l9956vz94r8pliyb88j0jficl0pxkf"; fetchSubmodules = true; }; nativeBuildInputs = [ autoreconfHook pkg-config texinfo ] ++ lib.optional enablePython swig; buildInputs = [ pcre2 ] ++ lib.optionals enablePython [ python ] # configurePhase fails with python 3 when ncurses is missing ++ lib.optional isPython3 ncurses ; # prevent python tests from running when not building with python configureFlags = lib.optional (!enablePython) "--disable-python"; doCheck = true; # the "xmlsuite" test requires the libxml2 c library as well as the python module checkInputs = lib.optionals enablePython [ libxml2 libxml2.dev ]; meta = with lib; { description = "Free implementation of the DWG file format"; homepage = "https://savannah.gnu.org/projects/libredwg/"; maintainers = with maintainers; [ tweber ]; license = licenses.gpl3Plus; platforms = platforms.all; }; }