/* Returns 1 if otmp is free'd, 0 otherwise. */
int mpickobj(struct monst *mtmp, struct obj *otmp)
{
int freed_otmp;
boolean snuff_otmp = FALSE;
/* don't want hidden light source inside the monster; assumes that
engulfers won't have external inventories; whirly monsters cause
the light to be extinguished rather than letting it shine thru */
if (otmp->lamplit && /* hack to avoid function calls for most objs */
obj_sheds_light(otmp) &&
attacktype(mtmp->data, AT_ENGL)) {
/* this is probably a burning object that you dropped or threw */
if (u.uswallow && mtmp == u.ustuck && !Blind)
pline("%s out.", Tobjnam(otmp, "go"));
snuff_otmp = TRUE;
}
/* Must do carrying effects on object prior to add_to_minv() */
carry_obj_effects(otmp);
/* add_to_minv() might free otmp [if merged with something else],
so we have to call it after doing the object checks */
freed_otmp = add_to_minv(mtmp, otmp);
/* and we had to defer this until object is in mtmp's inventory */
if (snuff_otmp) snuff_light_source(mtmp->mx, mtmp->my);
return freed_otmp;
}
/*
* Deallocate the object. _All_ objects should be run through here for
* them to be deallocated.
*/
void
dealloc_obj(struct obj *obj)
{
if (obj->where != OBJ_FREE)
panic("dealloc_obj: obj not free (%d,%d,%d)", obj->where, obj->otyp, obj->invlet);
/* free up any timers attached to the object */
if (obj->timed)
obj_stop_timers(obj);
/*
* Free up any light sources attached to the object.
*
* We may want to just call del_light_source() without any
* checks (requires a code change there). Otherwise this
* list must track all objects that can have a light source
* attached to it (and also requires lamplit to be set).
*/
if (obj_sheds_light(obj))
del_light_source(LS_OBJECT, (genericptr_t) obj);
if (obj == thrownobj) thrownobj = (struct obj*)0;
free((genericptr_t) obj);
}
/*
* Split obj so that it gets size gets reduced by num. The quantity num is
* put in the object structure delivered by this call. The returned object
* has its wornmask cleared and is positioned just following the original
* in the nobj chain (and nexthere chain when on the floor).
*/
struct obj *
splitobj(struct obj *obj, long int num)
{
struct obj *otmp;
if (obj->cobj || num <= 0L || obj->quan <= num)
panic("splitobj"); /* can't split containers */
otmp = newobj(obj->oxlth + obj->onamelth);
*otmp = *obj; /* copies whole structure */
otmp->o_id = flags.ident++;
if (!otmp->o_id) otmp->o_id = flags.ident++; /* ident overflowed */
otmp->timed = 0; /* not timed, yet */
otmp->lamplit = 0; /* ditto */
otmp->owornmask = 0L; /* new object isn't worn */
obj->quan -= num;
obj->owt = weight(obj);
otmp->quan = num;
otmp->owt = weight(otmp); /* -= obj->owt ? */
obj->nobj = otmp;
/* Only set nexthere when on the floor, nexthere is also used */
/* as a back pointer to the container object when contained. */
if (obj->where == OBJ_FLOOR)
obj->nexthere = otmp;
if (obj->oxlth)
(void)memcpy((genericptr_t)otmp->oextra, (genericptr_t)obj->oextra,
obj->oxlth);
if (obj->onamelth)
(void)strncpy(ONAME(otmp), ONAME(obj), (int)obj->onamelth);
if (obj->unpaid) splitbill(obj,otmp);
if (obj->timed) obj_split_timers(obj, otmp);
if (obj_sheds_light(obj)) obj_split_light_source(obj, otmp);
return otmp;
}
/* Returns 1 if otmp is free'd, 0 otherwise. */
int mpickobj (struct monst *mtmp, struct obj *otmp) {
int freed_otmp;
if (otmp->oclass == COIN_CLASS) {
mtmp->mgold += otmp->quan;
obfree(otmp, (struct obj *)0);
freed_otmp = 1;
} else {
bool snuff_otmp = false;
/* don't want hidden light source inside the monster; assumes that
engulfers won't have external inventories; whirly monsters cause
the light to be extinguished rather than letting it shine thru */
if (otmp->lamplit && /* hack to avoid function calls for most objs */
obj_sheds_light(otmp) &&
attacktype(mtmp->data, AT_ENGL)) {
/* this is probably a burning object that you dropped or threw */
if (u.uswallow && mtmp == u.ustuck && !Blind()) {
message_object(MSG_O_GO_OUT, otmp);
}
snuff_otmp = true;
}
/* Must do carrying effects on object prior to add_to_minv() */
carry_obj_effects(otmp);
/* add_to_minv() might free otmp [if merged with something else],
so we have to call it after doing the object checks */
freed_otmp = add_to_minv(mtmp, otmp);
/* and we had to defer this until object is in mtmp's inventory */
if (snuff_otmp) snuff_light_source(mtmp->mx, mtmp->my);
}
return freed_otmp;
}