- obstack_sgrow (&muscle_obstack, "[[[");
- obstack_escape (&muscle_obstack, a1);
- obstack_sgrow (&muscle_obstack, "]], [[");
- obstack_escape (&muscle_obstack, a2);
- obstack_sgrow (&muscle_obstack, "]]]");
+ obstack_sgrow (&muscle_obstack, "[");
+ obstack_quote (&muscle_obstack, a1);
+ obstack_sgrow (&muscle_obstack, ", ");
+ obstack_quote (&muscle_obstack, a2);
+ obstack_sgrow (&muscle_obstack, "]");