Function blank_novel

src/zap.c:1366–1376

soaking or cancelling a novel converts it into a blank spellbook but needs more than just changing its otyp (caller is responsible for that) */

/* soaking or cancelling a novel converts it into a blank spellbook but
   needs more than just changing its otyp (caller is responsible for that) */
void
blank_novel(struct obj *obj)
{
    assert(obj->otyp == SPE_BLANK_PAPER);
    /* novelidx overloads corpsenm, not used for spellbooks */
    obj->novelidx = 0;
    free_oname(obj); /* get rid of [former] novel's title */
    /* a blank spellbook weighs more than a novel; update obj's weight and
       recursively the weight of any container holding it */
    container_weight(obj);
}

/* Remove a positive enchantment or charge from obj,
 * possibly carried by you or a monster