/*
* Allocate a new and possibly larger storage space for an obj.
*/
struct obj *
realloc_obj(struct obj *obj, int oextra_size, void *oextra_src, int oname_size,
const char *name)
{
struct obj *otmp;
otmp = newobj(oextra_size + oname_size, obj);
if (oextra_size) {
if (oextra_src)
memcpy(otmp->oextra, oextra_src, oextra_size);
} else {
otmp->oattached = OATTACHED_NOTHING;
}
otmp->oxlth = oextra_size;
otmp->onamelth = oname_size;
if (oname_size) {
if (name)
strcpy(ONAME_MUTABLE(otmp), name);
}
/* !obj->olev means the obj is currently being restored and no pointer from
or to it is valid. Re-equipping, timer linking, etc. will happen
elsewhere in that case. */
if (obj->olev) {
int i;
if (obj->owornmask) {
boolean save_twoweap = u.twoweap;
/* unwearing the old instance will clear dual-wield mode if this
object is either of the two weapons */
setworn(NULL, obj->owornmask);
setworn(otmp, otmp->owornmask);
u.twoweap = save_twoweap;
}
/* replace obj with otmp */
replace_object(obj, otmp);
/* fix ocontainer pointers */
if (Has_contents(obj)) {
struct obj *inside;
for (inside = obj->cobj; inside; inside = inside->nobj)
inside->ocontainer = otmp;
}
/* move timers and light sources from obj to otmp */
otmp->timed = 0; /* not timed, yet */
if (obj->timed)
obj_move_timers(obj, otmp);
otmp->lamplit = 0; /* ditto */
if (obj->lamplit)
obj_move_light_source(obj, otmp);
/* objects possibly being manipulated by multi-turn occupations which
have been interrupted but might be subsequently resumed */
for (i = 0; i <= tos_last_slot; i++) {
if (obj == u.utracked[i])
u.utracked[i] = otmp;
}
/* This is probably paranoia; it would only come up if an item can
end up being specific-named as a result of trying to use it. */
for (i = 0; i <= ttos_last_slot; i++) {
if (obj == turnstate.tracked[i])
turnstate.tracked[i] = otmp;
}
} else {
/* During restore, floating objects are on the floating objects
chain, /but/ may not have OBJ_FREE set. */
otmp->where = obj->where;
obj->where = OBJ_FREE;
obj->timed = FALSE;
obj->lamplit = FALSE;
}
/* obfree(obj, otmp); now unnecessary: no pointers on bill */
dealloc_obj(obj); /* let us hope nobody else saved a pointer */
return otmp;
}
/*
* Allocate a new and possibly larger storage space for an obj.
*/
struct obj *realloc_obj(struct obj *obj, int oextra_size, void *oextra_src,
int oname_size, const char *name)
{
struct obj *otmp;
otmp = newobj(oextra_size + oname_size);
*otmp = *obj; /* the cobj pointer is copied to otmp */
if (oextra_size) {
if (oextra_src)
memcpy(otmp->oextra, oextra_src, oextra_size);
} else {
otmp->oattached = OATTACHED_NOTHING;
}
otmp->oxlth = oextra_size;
otmp->onamelth = oname_size;
if (oname_size) {
if (name)
strcpy(ONAME(otmp), name);
}
/* !obj->olev means the obj is currently being restored and no pointer
* from or to it is valid. Re-equipping, timer linking, etc. will happen
* elsewhere in that case. */
if (obj->olev) {
if (obj->owornmask) {
boolean save_twoweap = u.twoweap;
/* unwearing the old instance will clear dual-wield mode
if this object is either of the two weapons */
setworn(NULL, obj->owornmask);
setworn(otmp, otmp->owornmask);
u.twoweap = save_twoweap;
}
/* replace obj with otmp */
replace_object(obj, otmp);
/* fix ocontainer pointers */
if (Has_contents(obj)) {
struct obj *inside;
for (inside = obj->cobj; inside; inside = inside->nobj)
inside->ocontainer = otmp;
}
/* move timers and light sources from obj to otmp */
otmp->timed = 0; /* not timed, yet */
if (obj->timed) obj_move_timers(obj, otmp);
otmp->lamplit = 0; /* ditto */
if (obj->lamplit) obj_move_light_source(obj, otmp);
/* objects possibly being manipulated by multi-turn occupations
which have been interrupted but might be subsequently resumed */
if (obj->oclass == FOOD_CLASS)
food_substitution(obj, otmp); /* eat food or open tin */
else if (obj->oclass == SPBOOK_CLASS)
book_substitution(obj, otmp); /* read spellbook */
} else {
/* make sure dealloc_obj doesn't explode */
obj->where = OBJ_FREE;
obj->timed = FALSE;
obj->lamplit = FALSE;
}
/* obfree(obj, otmp); now unnecessary: no pointers on bill */
dealloc_obj(obj); /* let us hope nobody else saved a pointer */
return otmp;
}