/*
* mowgli_object_unref
*
* Decrement the reference counter on an object.
*
* Inputs:
* - the object to refcount
*
* Outputs:
* - none
*
* Side Effects:
* - if the refcount is 0, the object is destroyed.
*/
void
mowgli_object_unref(void *object)
{
mowgli_object_t *obj = mowgli_object(object);
return_if_fail(object != NULL);
obj->refcount--;
if (obj->refcount <= 0)
{
mowgli_object_message_broadcast(obj, "destroy");
if (obj->name != NULL)
free(obj->name);
if (obj->klass != NULL)
{
mowgli_destructor_t destructor = obj->klass->destructor;
if (obj->klass->dynamic == TRUE)
mowgli_object_class_destroy(obj->klass);
if (destructor != NULL)
destructor(obj);
else
free(obj);
}
else
{
mowgli_log_warning("invalid object class");
}
}
}
/*
* mowgli_object_ref
*
* Increment the reference counter on an object.
*
* Inputs:
* - the object to refcount
*
* Outputs:
* - none
*
* Side Effects:
* - none
*/
void *
mowgli_object_ref(void *object)
{
return_val_if_fail(object != NULL, NULL);
mowgli_object(object)->refcount++;
return object;
}
mowgli_allocation_policy_t *
mowgli_allocation_policy_create(const char *name, mowgli_allocation_func_t allocator,
mowgli_deallocation_func_t deallocator)
{
mowgli_allocation_policy_t *policy;
if (mowgli_allocation_policy_dict == NULL)
mowgli_allocation_policy_dict = mowgli_patricia_create(_allocation_policy_key_canon);
if ((policy = mowgli_patricia_retrieve(mowgli_allocation_policy_dict, name)))
return policy;
policy = mowgli_alloc(sizeof(mowgli_allocation_policy_t));
mowgli_object_init_from_class(mowgli_object(policy), name, &klass);
policy->allocate = allocator;
policy->deallocate = deallocator;
mowgli_patricia_add(mowgli_allocation_policy_dict, name, policy);
return policy;
}
