/*
 * The implementation of the Crown of Yendor.
 *
 * This file knows there is always exactly one crown.  This simplifies
 *  monster flag setting in moved_crown(), which would otherwise have
 *  to consider the possibility that there is another crown in the from
 *  inventory.
 */

#include "obj.h"
#include "util.h"
#include "vars.h"
#include "format.h"
#include "structs.h"

static void moved_crown(INVOBJ *io __attribute__((__unused__)), INVENT *from, INVENT *to)
{
 if (from && (from->type == IT_MON)) from->u.m->baseflags &= ~MBF_CROWN;
 if (to && (to->type == IT_MON)) to->u.m->baseflags |= MBF_CROWN;
}

#define new_crown noop_new
#define old_crown noop_old
#define format_crown std_format
#define fmt_cond_crown panic_fmt_cond
#define fmt_spec_crown panic_fmt_spec
#define collapsible_crown never_collapsible
#define identical_crown never_identical
#define identified_crown always_identified
#define identify_crown already_identify
#define split_crown std_split
#define cursable_crown 0
#define setcursed_crown setcursed_uncursable
#define inuse_crown inuse_never
OBJOPS objops_crown = OBJOPS_INIT(crown);