/**
* \brief Attach an HCTL element to a mixer element
* \param melem Mixer element
* \param helem HCTL element
* \return 0 on success otherwise a negative error code
*
* For use by mixer element class specific code.
*/
int snd_mixer_elem_attach(snd_mixer_elem_t *melem,
snd_hctl_elem_t *helem)
{
bag_t *bag = snd_hctl_elem_get_callback_private(helem);
int err;
err = bag_add(bag, melem);
if (err < 0)
return err;
return bag_add(&melem->helems, helem);
}
Failable_string* failable_string_create(failableID id) {
Failable_string* this =
alloct(Failable_string); /// this [+1]
bag_add(
failable_config.strings_bag,
id,
this
);
ref(this, this->dependents = lvector_create()); /// this->dependents+ +
release(this->dependents); /// this->dependents-
ref(this, this->hooks = wtree_create()); /// this->hooks+ +
release(this->hooks); /// this->hooks-
this->hooksum = 0;
ref(this, this->flag = tflag_create()); /// this->flag+ +
release(this->flag); /// this->flag-
return this; /// this [+1]
}
