diff options
Diffstat (limited to 'vm_method.c')
-rw-r--r-- | vm_method.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/vm_method.c b/vm_method.c index d9f4a0315a..aa636d02ea 100644 --- a/vm_method.c +++ b/vm_method.c @@ -6,6 +6,8 @@ #define CACHE_MASK 0x7ff #define EXPR1(c,m) ((((c)>>3)^(m))&CACHE_MASK) +#define NOEX_NOREDEF NOEX_RESPONDS + static void rb_vm_check_redefinition_opt_method(const rb_method_entry_t *me, VALUE klass); static ID object_id, respond_to_missing; @@ -195,6 +197,11 @@ rb_method_entry_make(VALUE klass, ID mid, rb_method_type_t type, rb_method_definition_t *old_def = old_me->def; if (rb_method_definition_eq(old_def, def)) return old_me; +#if 0 + if (old_me->flag & NOEX_NOREDEF) { + rb_raise(rb_eTypeError, "cannot redefine %s#%s", rb_class2name(klass), rb_id2name(mid)); + } +#endif rb_vm_check_redefinition_opt_method(old_me, klass); if (RTEST(ruby_verbose) && @@ -1385,5 +1392,14 @@ Init_eval_method(void) singleton_undefined = rb_intern("singleton_method_undefined"); attached = rb_intern("__attached__"); respond_to_missing = rb_intern("respond_to_missing?"); + + { +#define REPLICATE_METHOD(klass, id) \ + rb_method_entry_set((klass), (id), rb_method_entry((klass), (id)), \ + (rb_method_flag_t)(NOEX_PRIVATE | NOEX_BASIC | NOEX_NOREDEF)) + REPLICATE_METHOD(rb_eException, idMethodMissing); + REPLICATE_METHOD(rb_eException, idRespond_to); + REPLICATE_METHOD(rb_eException, respond_to_missing); + } } |