Add new specifier `c` to `mrb_get_args`.
`C` retrieves a `mrb_value` that refers a class/module.
`c` retrieves a `struct RClass*` pointer to a class/module.
@@ -587,6 +587,7 @@ void mrb_hash_check_kdict(mrb_state *mrb, mrb_value self);
s: String [char*,mrb_int] Receive two arguments; s! gives (NULL,0) for nil
z: String [char*] NUL terminated string; z! gives NULL for nil
a: Array [mrb_value*,mrb_int] Receive two arguments; a! gives (NULL,0) for nil
+ c: Class/Module [strcut RClass*]
f: Fixnum/Float [mrb_float]
i: Fixnum/Float [mrb_int]
b: boolean [mrb_bool]
@@ -713,6 +714,22 @@ mrb_get_args(mrb_state *mrb, const char *format, ...)
}
}
break;
+ case 'c':
+ {
+ struct RClass **p;
+
+ p = va_arg(ap, struct RClass**);
+ if (i < argc) {
+ mrb_value ss;
+
+ ss = argv[i++];
+ if (!class_ptr_p(ss)) {
+ mrb_raisef(mrb, E_TYPE_ERROR, "%v is not class/module", ss);
+ }
+ *p = mrb_class_ptr(ss);
+ }
+ }
+ break;
case 'S':
{
mrb_value *p;
