def transform(wldoc, verbose=False, save_tex=None, morefloats=None,
-              cover=None, flags=None, customizations=None, ilustr_path=''):
+              cover=None, flags=None, customizations=None, ilustr_path='', latex_dir=False):
     """ produces a PDF file with XeLaTeX
 
     wldoc: a WLDocument
         shutil.copy(get_resource('pdf/wl.cls'), temp)
         shutil.copy(get_resource('res/wl-logo.png'), temp)
 
+        if latex_dir:
+            return temp
+
         try:
             cwd = os.getcwd()
         except OSError: