Function hold_potion

src/potion.c:2242–2262

call hold_another_object() to deal with a transformed potion; its weight won't have changed but it might require an extra slot that isn't available or it might merge into some other carried stack */

   won't have changed but it might require an extra slot that isn't available
   or it might merge into some other carried stack */
staticfn void
hold_potion(
    struct obj *potobj,
    const char *drop_fmt, const char *drop_arg,
    const char *hold_msg)
{
    int cap = near_capacity(),
        save_pickup_burden = flags.pickup_burden;

    /* prevent a drop due to current setting of the 'pickup_burden' option */
    if (flags.pickup_burden < cap)
        flags.pickup_burden = cap;
    /* remove from inventory after calculating near_capacity() */
    obj_extract_self(potobj);
    /* re-insert into inventory, possibly merging with compatible stack */
    potobj = hold_another_object(potobj, drop_fmt, drop_arg, hold_msg);
    nhUse(potobj);
    flags.pickup_burden = save_pickup_burden;
    update_inventory();
    return;
}

/* #dip command - get item to dip, then get potion to dip it into;
   precede with 'm' to bypass fountain, pool, or sink at hero's spot */