if (iface == SCM_BOOL_F)
{
String msg = to_string (_f ("Unknown interface `%s'",
- ly_symbol2string (scm_car (ifs)).to_str0 ()));
+ ly_symbol2string (scm_car (ifs)).c_str ()));
programming_error (msg);
continue;
}
if (!found)
{
String str = to_string (_f ("Grob `%s' has no interface for property `%s'",
- me->name ().to_str0 (),
- ly_symbol2string (sym).to_str0 ()));
+ me->name ().c_str (),
+ ly_symbol2string (sym).c_str ()));
programming_error (str);
}
}