ltjb.save_cache = save_cache
end
+----
+do
+ local tex_set_attr, tex_get_attr = tex.setattribute, tex.getattribute
+ function ltjb.ensure_tex_attr(a, v)
+ if tex_get_attr(a)~=v then
+ tex_set_attr(a, v)
+ end
+ end
+end
+----
+
ltjb._error_set_break = _error_set_break
ltjb._error_set_message = _error_set_message
ltjb._error_show = _error_show