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Comparing deliantra/server/common/object.C (file contents):
Revision 1.26 by root, Mon Sep 11 11:46:52 2006 UTC vs.
Revision 1.62 by root, Mon Dec 11 23:35:37 2006 UTC

1
2	/*
3	* static char *rcsid_object_c =
4	* "$Id: object.C,v 1.26 2006/09/11 11:46:52 root Exp $";
5	*/
6
7	/*	1	/*
8	CrossFire, A Multiplayer game for X-windows	2	CrossFire, A Multiplayer game for X-windows
9		3
10	Copyright (C) 2001 Mark Wedel & Crossfire Development Team	4	Copyright (C) 2001 Mark Wedel & Crossfire Development Team
11	Copyright (C) 1992 Frank Tore Johansen	5	Copyright (C) 1992 Frank Tore Johansen
…		…
22		16
23	You should have received a copy of the GNU General Public License	17	You should have received a copy of the GNU General Public License
24	along with this program; if not, write to the Free Software	18	along with this program; if not, write to the Free Software
25	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	19	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
26		20
27	The authors can be reached via e-mail at crossfire-devel@real-time.com	21	The authors can be reached via e-mail at <crossfire@schmorp.de>
28	*/	22	*/
29		23
30	/* Eneq(@csd.uu.se): Added weight-modifiers in environment of objects.	24	/* Eneq(@csd.uu.se): Added weight-modifiers in environment of objects.
31	sub/add_weight will transcend the environment updating the carrying	25	sub/add_weight will transcend the environment updating the carrying
32	variable. */	26	variable. */
33	#include <global.h>	27	#include <global.h>
34	#ifndef WIN32 /* ---win32 exclude headers */
35	# include <stdio.h>	28	#include <stdio.h>
36	# include <sys/types.h>	29	#include <sys/types.h>
37	# include <sys/uio.h>	30	#include <sys/uio.h>
38	#endif /* win32 */
39	#include <object.h>	31	#include <object.h>
40	#include <funcpoint.h>	32	#include <funcpoint.h>
41	#include <skills.h>
42	#include <loader.h>	33	#include <loader.h>
		34
43	int nrofallocobjects = 0;	35	int nrofallocobjects = 0;
		36	static UUID uuid;
		37	const uint64 UUID_SKIP = 1<<19;
44		38
45	object *objects; /* Pointer to the list of used objects */
46	object *active_objects; /* List of active objects that need to be processed */	39	object *active_objects; /* List of active objects that need to be processed */
47		40
48	short freearr_x[SIZEOFFREE] = { 0, 0, 1, 1, 1, 0, -1, -1, -1, 0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2, -2, -2, -2, -1,	41	short freearr_x[SIZEOFFREE] = { 0, 0, 1, 1, 1, 0, -1, -1, -1, 0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2, -2, -2, -2, -1,
49	0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 2, 1, 0, -1, -2, -3, -3, -3, -3, -3, -3, -3, -2, -1	42	0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 2, 1, 0, -1, -2, -3, -3, -3, -3, -3, -3, -3, -2, -1
50	};	43	};
…		…
56	};	49	};
57	int freedir[SIZEOFFREE] = {	50	int freedir[SIZEOFFREE] = {
58	0, 1, 2, 3, 4, 5, 6, 7, 8, 1, 2, 2, 2, 3, 4, 4, 4, 5, 6, 6, 6, 7, 8, 8, 8,	51	0, 1, 2, 3, 4, 5, 6, 7, 8, 1, 2, 2, 2, 3, 4, 4, 4, 5, 6, 6, 6, 7, 8, 8, 8,
59	1, 2, 2, 2, 2, 2, 3, 4, 4, 4, 4, 4, 5, 6, 6, 6, 6, 6, 7, 8, 8, 8, 8, 8	52	1, 2, 2, 2, 2, 2, 3, 4, 4, 4, 4, 4, 5, 6, 6, 6, 6, 6, 7, 8, 8, 8, 8, 8
60	};	53	};
		54
		55	static void
		56	write_uuid (void)
		57	{
		58	char filename1[MAX_BUF], filename2[MAX_BUF];
		59
		60	sprintf (filename1, "%s/uuid", settings.localdir);
		61	sprintf (filename2, "%s/uuid~", settings.localdir);
		62
		63	FILE *fp;
		64
		65	if (!(fp = fopen (filename2, "w")))
		66	{
		67	LOG (llevError, "ERROR: cannot open %s for writing, unable to write UUID!\n", filename2);
		68	return;
		69	}
		70
		71	fprintf (fp, "<1,%llx>\n", (unsigned long long)uuid.seq + UUID_SKIP * 2);
		72	fclose (fp);
		73	rename (filename2, filename1);
		74	}
		75
		76	static void
		77	read_uuid (void)
		78	{
		79	char filename[MAX_BUF];
		80
		81	sprintf (filename, "%s/uuid", settings.localdir);
		82
		83	FILE *fp;
		84
		85	if (!(fp = fopen (filename, "r")))
		86	{
		87	if (errno == ENOENT)
		88	{
		89	LOG (llevInfo, "RESET uid to 1\n");
		90	uuid.seq = 0;
		91	write_uuid ();
		92	return;
		93	}
		94
		95	LOG (llevError, "FATAL: cannot open %s for reading!\n", filename);
		96	_exit (1);
		97	}
		98
		99	int version;
		100	unsigned long long uid;
		101	if (2 != fscanf (fp, "<%d,%llx>\n", &version, &uid) || version != 1)
		102	{
		103	LOG (llevError, "FATAL: error reading uid from %s!\n", filename);
		104	_exit (1);
		105	}
		106
		107	uuid.seq = uid;
		108	write_uuid ();
		109	LOG (llevDebug, "read UID: %" PRId64 "\n", uid);
		110	fclose (fp);
		111	}
		112
		113	UUID
		114	gen_uuid ()
		115	{
		116	UUID uid;
		117
		118	uid.seq = ++uuid.seq;
		119
		120	if (!(uuid.seq & (UUID_SKIP - 1)))
		121	write_uuid ();
		122
		123	return uid;
		124	}
		125
		126	void
		127	init_uuid ()
		128	{
		129	read_uuid ();
		130	}
61		131
62	/* Returns TRUE if every key_values in wants has a partner with the same value in has. */	132	/* Returns TRUE if every key_values in wants has a partner with the same value in has. */
63	static int	133	static int
64	compare_ob_value_lists_one (const object *wants, const object *has)	134	compare_ob_value_lists_one (const object *wants, const object *has)
65	{	135	{
…		…
214	if (!QUERY_FLAG (ob1, FLAG_ANIMATE) && FABS ((ob1)->speed) > MIN_ACTIVE_SPEED)	284	if (!QUERY_FLAG (ob1, FLAG_ANIMATE) && FABS ((ob1)->speed) > MIN_ACTIVE_SPEED)
215	return 0;	285	return 0;
216		286
217	switch (ob1->type)	287	switch (ob1->type)
218	{	288	{
219	case SCROLL:	289	case SCROLL:
220	if (ob1->level != ob2->level)	290	if (ob1->level != ob2->level)
221	return 0;	291	return 0;
222	break;	292	break;
223	}	293	}
224		294
225	if (ob1->key_values != NULL || ob2->key_values != NULL)	295	if (ob1->key_values != NULL || ob2->key_values != NULL)
226	{	296	{
227	/* At least one of these has key_values. */	297	/* At least one of these has key_values. */
…		…
249	/*	319	/*
250	* sum_weight() is a recursive function which calculates the weight	320	* sum_weight() is a recursive function which calculates the weight
251	* an object is carrying. It goes through in figures out how much	321	* an object is carrying. It goes through in figures out how much
252	* containers are carrying, and sums it up.	322	* containers are carrying, and sums it up.
253	*/	323	*/
254	signed long	324	long
255	sum_weight (object *op)	325	sum_weight (object *op)
256	{	326	{
257	signed long sum;	327	long sum;
258	object *inv;	328	object *inv;
259		329
260	for (sum = 0, inv = op->inv; inv != NULL; inv = inv->below)	330	for (sum = 0, inv = op->inv; inv != NULL; inv = inv->below)
261	{	331	{
262	if (inv->inv)	332	if (inv->inv)
263	sum_weight (inv);	333	sum_weight (inv);
264	sum += inv->carrying + inv->weight * (inv->nrof ? inv->nrof : 1);	334	sum += inv->carrying + inv->weight * (inv->nrof ? inv->nrof : 1);
265	}	335	}
		336
266	if (op->type == CONTAINER && op->stats.Str)	337	if (op->type == CONTAINER && op->stats.Str)
267	sum = (sum * (100 - op->stats.Str)) / 100;	338	sum = (sum * (100 - op->stats.Str)) / 100;
		339
268	if (op->carrying != sum)	340	if (op->carrying != sum)
269	op->carrying = sum;	341	op->carrying = sum;
		342
270	return sum;	343	return sum;
271	}	344	}
272		345
273	/**	346	/**
274	* Return the outermost environment object for a given object.	347	* Return the outermost environment object for a given object.
…		…
301	* Used by: Crossedit: dump. Server DM commands: dumpbelow, dump.	374	* Used by: Crossedit: dump. Server DM commands: dumpbelow, dump.
302	* Some error messages.	375	* Some error messages.
303	* The result of the dump is stored in the static global errmsg array.	376	* The result of the dump is stored in the static global errmsg array.
304	*/	377	*/
305		378
306	void	379	char *
307	dump_object2 (object *op)
308	{
309	errmsg[0] = 0;
310	return;
311	//TODO//D#d#
312	#if 0
313	char *cp;
314
315	/* object *tmp;*/
316
317	if (op->arch != NULL)
318	{
319	strcat (errmsg, "arch ");
320	strcat (errmsg, op->arch->name ? op->arch->name : "(null)");
321	strcat (errmsg, "\n");
322	if ((cp = get_ob_diff (op, &empty_archetype->clone)) != NULL)
323	strcat (errmsg, cp);
324	# if 0
325	/* Don't dump player diffs - they are too long, mostly meaningless, and
326	* will overflow the buffer.
327	* Changed so that we don't dump inventory either. This may
328	* also overflow the buffer.
329	*/
330	if (op->type != PLAYER && (cp = get_ob_diff (op, &empty_archetype->clone)) != NULL)
331	strcat (errmsg, cp);
332	for (tmp = op->inv; tmp; tmp = tmp->below)
333	dump_object2 (tmp);
334	# endif
335	strcat (errmsg, "end\n");
336	}
337	else
338	{
339	strcat (errmsg, "Object ");
340	if (op->name == NULL)
341	strcat (errmsg, "(null)");
342	else
343	strcat (errmsg, op->name);
344	strcat (errmsg, "\n");
345	# if 0
346	if ((cp = get_ob_diff (op, &empty_archetype->clone)) != NULL)
347	strcat (errmsg, cp);
348	for (tmp = op->inv; tmp; tmp = tmp->below)
349	dump_object2 (tmp);
350	# endif
351	strcat (errmsg, "end\n");
352	}
353	#endif
354	}
355
356	/*
357	* Dumps an object. Returns output in the static global errmsg array.
358	*/
359
360	void
361	dump_object (object *op)	380	dump_object (object *op)
362	{	381	{
363	if (op == NULL)	382	if (!op)
364	{	383	return strdup ("[NULLOBJ]");
365	strcpy (errmsg, "[NULL pointer]");
366	return;
367	}
368	errmsg[0] = '\0';
369	dump_object2 (op);
370	}
371		384
372	void	385	object_freezer freezer;
373	dump_all_objects (void)	386	save_object (freezer, op, 3);
374	{	387	return freezer.as_string ();
375	object *op;
376
377	for (op = objects; op != NULL; op = op->next)
378	{
379	dump_object (op);
380	fprintf (logfile, "Object %d\n:%s\n", op->count, errmsg);
381	}
382	}	388	}
383		389
384	/*	390	/*
385	* get_nearest_part(multi-object, object 2) returns the part of the	391	* get_nearest_part(multi-object, object 2) returns the part of the
386	* multi-object 1 which is closest to the second object.	392	* multi-object 1 which is closest to the second object.
…		…
406	*/	412	*/
407		413
408	object *	414	object *
409	find_object (tag_t i)	415	find_object (tag_t i)
410	{	416	{
411	object *op;	417	for (object *op = object::first; op; op = op->next)
412
413	for (op = objects; op != NULL; op = op->next)
414	if (op->count == i)	418	if (op->count == i)
415	break;	419	return op;
		420
416	return op;	421	return 0;
417	}	422	}
418		423
419	/*	424	/*
420	* Returns the first object which has a name equal to the argument.	425	* Returns the first object which has a name equal to the argument.
421	* Used only by the patch command, but not all that useful.	426	* Used only by the patch command, but not all that useful.
…		…
423	*/	428	*/
424		429
425	object *	430	object *
426	find_object_name (const char *str)	431	find_object_name (const char *str)
427	{	432	{
428	const char *name = shstr::find (str);	433	shstr_cmp str_ (str);
429	object *op;	434	object *op;
430		435
431	for (op = objects; op != NULL; op = op->next)	436	for (op = object::first; op != NULL; op = op->next)
432	if (&op->name == name)	437	if (op->name == str_)
433	break;	438	break;
434		439
435	return op;	440	return op;
436	}	441	}
437		442
…		…
440	{	445	{
441	LOG (llevDebug, "%d allocated objects\n", nrofallocobjects);	446	LOG (llevDebug, "%d allocated objects\n", nrofallocobjects);
442	}	447	}
443		448
444	/*	449	/*
445	* Returns the object which this object marks as being the owner.
446	* A id-scheme is used to avoid pointing to objects which have been
447	* freed and are now reused. If this is detected, the owner is
448	* set to NULL, and NULL is returned.
449	* Changed 2004-02-12 - if the player is setting at the play again
450	* prompt, he is removed, and we don't want to treat him as an owner of
451	* anything, so check removed flag. I don't expect that this should break
452	* anything - once an object is removed, it is basically dead anyways.
453	*/
454
455	object *
456	get_owner (object *op)
457	{
458	if (op->owner == NULL)
459	return NULL;
460
461	if (!QUERY_FLAG (op->owner, FLAG_FREED) && !QUERY_FLAG (op->owner, FLAG_REMOVED) && op->owner->count == op->ownercount)
462	return op->owner;
463
464	op->owner = NULL;
465	op->ownercount = 0;
466	return NULL;
467	}
468
469	void
470	clear_owner (object *op)
471	{
472	if (!op)
473	return;
474
475	if (op->owner && op->ownercount == op->owner->count)
476	op->owner->refcount--;
477
478	op->owner = NULL;
479	op->ownercount = 0;
480	}
481
482	/*
483	* Sets the owner and sets the skill and exp pointers to owner's current	450	* Sets the owner and sets the skill and exp pointers to owner's current
484	* skill and experience objects.	451	* skill and experience objects.
485	*/	452	*/
486	void	453	void
487	set_owner (object *op, object *owner)	454	object::set_owner (object *owner)
488	{	455	{
489	if (owner == NULL || op == NULL)	456	if (!owner)
490	return;	457	return;
491		458
492	/* next line added to allow objects which own objects */	459	/* next line added to allow objects which own objects */
493	/* Add a check for ownercounts in here, as I got into an endless loop	460	/* Add a check for ownercounts in here, as I got into an endless loop
494	* with the fireball owning a poison cloud which then owned the	461	* with the fireball owning a poison cloud which then owned the
495	* fireball. I believe that was caused by one of the objects getting	462	* fireball. I believe that was caused by one of the objects getting
496	* freed and then another object replacing it. Since the ownercounts	463	* freed and then another object replacing it. Since the ownercounts
497	* didn't match, this check is valid and I believe that cause is valid.	464	* didn't match, this check is valid and I believe that cause is valid.
498	*/	465	*/
499	while (owner->owner && owner != owner->owner && owner->ownercount == owner->owner->count)	466	while (owner->owner)
500	owner = owner->owner;	467	owner = owner->owner;
501		468
502	/* IF the owner still has an owner, we did not resolve to a final owner.
503	* so lets not add to that.
504	*/
505	if (owner->owner)
506	return;
507
508	op->owner = owner;	469	this->owner = owner;
509
510	op->ownercount = owner->count;
511	owner->refcount++;
512	}
513
514	/* Set the owner to clone's current owner and set the skill and experience
515	* objects to clone's objects (typically those objects that where the owner's
516	* current skill and experience objects at the time when clone's owner was
517	* set - not the owner's current skill and experience objects).
518	*
519	* Use this function if player created an object (e.g. fire bullet, swarm
520	* spell), and this object creates further objects whose kills should be
521	* accounted for the player's original skill, even if player has changed
522	* skills meanwhile.
523	*/
524	void
525	copy_owner (object *op, object *clone)
526	{
527	object *owner = get_owner (clone);
528
529	if (owner == NULL)
530	{
531	/* players don't have owners - they own themselves. Update
532	* as appropriate.
533	*/
534	if (clone->type == PLAYER)
535	owner = clone;
536	else
537	return;
538	}
539
540	set_owner (op, owner);
541	}	470	}
542		471
543	/* Zero the key_values on op, decrementing the shared-string	472	/* Zero the key_values on op, decrementing the shared-string
544	* refcounts and freeing the links.	473	* refcounts and freeing the links.
545	*/	474	*/
…		…
561	{	490	{
562	attachable_base::clear ();	491	attachable_base::clear ();
563		492
564	free_key_values (this);	493	free_key_values (this);
565		494
566	clear_owner (this);	495	owner = 0;
567
568	name = 0;	496	name = 0;
569	name_pl = 0;	497	name_pl = 0;
570	title = 0;	498	title = 0;
571	race = 0;	499	race = 0;
572	slaying = 0;	500	slaying = 0;
573	skill = 0;	501	skill = 0;
574	msg = 0;	502	msg = 0;
575	lore = 0;	503	lore = 0;
576	custom_name = 0;	504	custom_name = 0;
577	materialname = 0;	505	materialname = 0;
		506	contr = 0;
		507	below = 0;
		508	above = 0;
		509	inv = 0;
		510	container = 0;
		511	env = 0;
		512	more = 0;
		513	head = 0;
		514	map = 0;
		515	active_next = 0;
		516	active_prev = 0;
578		517
579	memset (static_cast < object_pod * >(this), 0, sizeof (object_pod));	518	memset (static_cast<object_pod *>(this), 0, sizeof (object_pod));
580		519
581	SET_FLAG (this, FLAG_REMOVED);	520	SET_FLAG (this, FLAG_REMOVED);
		521
		522	/* What is not cleared is next, prev, and count */
		523
		524	expmul = 1.0;
		525	face = blank_face;
		526
		527	if (settings.casting_time)
		528	casting_time = -1;
582	}	529	}
583		530
584	void object::clone (object *destination)	531	void object::clone (object *destination)
585	{	532	{
586	*(object_copy *) destination = *this;	533	*(object_copy *)destination = *this;
587	*(object_pod *) destination = *this;	534	*(object_pod *)destination = *this;
588		535
589	if (self || cb)	536	if (self || cb)
590	INVOKE_OBJECT (CLONE, this, ARG_OBJECT (destination));	537	INVOKE_OBJECT (CLONE, this, ARG_OBJECT (destination));
591	}
592
593	/*
594	* clear_object() frees everything allocated by an object, and also
595	* clears all variables and flags to default settings.
596	*/
597
598	void
599	clear_object (object *op)
600	{
601	op->clear ();
602
603	op->contr = NULL;
604	op->below = NULL;
605	op->above = NULL;
606	op->inv = NULL;
607	op->container = NULL;
608	op->env = NULL;
609	op->more = NULL;
610	op->head = NULL;
611	op->map = NULL;
612	op->refcount = 0;
613	op->active_next = NULL;
614	op->active_prev = NULL;
615	/* What is not cleared is next, prev, and count */
616
617	op->expmul = 1.0;
618	op->face = blank_face;
619	op->attacked_by_count = -1;
620
621	if (settings.casting_time)
622	op->casting_time = -1;
623	}	538	}
624		539
625	/*	540	/*
626	* copy object first frees everything allocated by the second object,	541	* copy object first frees everything allocated by the second object,
627	* and then copies the contends of the first object into the second	542	* and then copies the contends of the first object into the second
628	* object, allocating what needs to be allocated. Basically, any	543	* object, allocating what needs to be allocated. Basically, any
629	* data that is malloc'd needs to be re-malloc/copied. Otherwise,	544	* data that is malloc'd needs to be re-malloc/copied. Otherwise,
630	* if the first object is freed, the pointers in the new object	545	* if the first object is freed, the pointers in the new object
631	* will point at garbage.	546	* will point at garbage.
632	*/	547	*/
633
634	void	548	void
635	copy_object (object *op2, object *op)	549	copy_object (object *op2, object *op)
636	{	550	{
637	bool is_freed = QUERY_FLAG (op, FLAG_FREED);	551	bool is_freed = QUERY_FLAG (op, FLAG_FREED);
638	bool is_removed = QUERY_FLAG (op, FLAG_REMOVED);	552	bool is_removed = QUERY_FLAG (op, FLAG_REMOVED);
639		553
640	op2->clone (op);	554	op2->clone (op);
641		555
642	if (is_freed)	556	if (is_freed)
643	SET_FLAG (op, FLAG_FREED);	557	SET_FLAG (op, FLAG_FREED);
		558
644	if (is_removed)	559	if (is_removed)
645	SET_FLAG (op, FLAG_REMOVED);	560	SET_FLAG (op, FLAG_REMOVED);
646		561
647	if (op2->speed < 0)	562	if (op2->speed < 0)
648	op->speed_left = op2->speed_left - RANDOM () % 200 / 100.0;	563	op->speed_left = op2->speed_left - RANDOM () % 200 / 100.0;
…		…
698	/*	613	/*
699	* Updates the speed of an object. If the speed changes from 0 to another	614	* Updates the speed of an object. If the speed changes from 0 to another
700	* value, or vice versa, then add/remove the object from the active list.	615	* value, or vice versa, then add/remove the object from the active list.
701	* This function needs to be called whenever the speed of an object changes.	616	* This function needs to be called whenever the speed of an object changes.
702	*/	617	*/
703
704	void	618	void
705	update_ob_speed (object *op)	619	update_ob_speed (object *op)
706	{	620	{
707	extern int arch_init;	621	extern int arch_init;
708		622
…		…
717	abort ();	631	abort ();
718	#else	632	#else
719	op->speed = 0;	633	op->speed = 0;
720	#endif	634	#endif
721	}	635	}
		636
722	if (arch_init)	637	if (arch_init)
723	{
724	return;	638	return;
725	}	639
726	if (FABS (op->speed) > MIN_ACTIVE_SPEED)	640	if (FABS (op->speed) > MIN_ACTIVE_SPEED)
727	{	641	{
728	/* If already on active list, don't do anything */	642	/* If already on active list, don't do anything */
729	if (op->active_next || op->active_prev || op == active_objects)	643	if (op->active_next || op->active_prev || op == active_objects)
730	return;	644	return;
731		645
732	/* process_events() expects us to insert the object at the beginning	646	/* process_events() expects us to insert the object at the beginning
733	* of the list. */	647	* of the list. */
734	op->active_next = active_objects;	648	op->active_next = active_objects;
		649
735	if (op->active_next != NULL)	650	if (op->active_next != NULL)
736	op->active_next->active_prev = op;	651	op->active_next->active_prev = op;
		652
737	active_objects = op;	653	active_objects = op;
738	}	654	}
739	else	655	else
740	{	656	{
741	/* If not on the active list, nothing needs to be done */	657	/* If not on the active list, nothing needs to be done */
…		…
743	return;	659	return;
744		660
745	if (op->active_prev == NULL)	661	if (op->active_prev == NULL)
746	{	662	{
747	active_objects = op->active_next;	663	active_objects = op->active_next;
		664
748	if (op->active_next != NULL)	665	if (op->active_next != NULL)
749	op->active_next->active_prev = NULL;	666	op->active_next->active_prev = NULL;
750	}	667	}
751	else	668	else
752	{	669	{
753	op->active_prev->active_next = op->active_next;	670	op->active_prev->active_next = op->active_next;
		671
754	if (op->active_next)	672	if (op->active_next)
755	op->active_next->active_prev = op->active_prev;	673	op->active_next->active_prev = op->active_prev;
756	}	674	}
		675
757	op->active_next = NULL;	676	op->active_next = NULL;
758	op->active_prev = NULL;	677	op->active_prev = NULL;
759	}	678	}
760	}	679	}
761		680
…		…
886	update_now = 1;	805	update_now = 1;
887		806
888	if ((move_slow | op->move_slow) != move_slow)	807	if ((move_slow | op->move_slow) != move_slow)
889	update_now = 1;	808	update_now = 1;
890	}	809	}
		810
891	/* if the object is being removed, we can't make intelligent	811	/* if the object is being removed, we can't make intelligent
892	* decisions, because remove_ob can't really pass the object	812	* decisions, because remove_ob can't really pass the object
893	* that is being removed.	813	* that is being removed.
894	*/	814	*/
895	else if (action == UP_OBJ_CHANGE || action == UP_OBJ_REMOVE)	815	else if (action == UP_OBJ_CHANGE || action == UP_OBJ_REMOVE)
896	{
897	update_now = 1;	816	update_now = 1;
898	}
899	else if (action == UP_OBJ_FACE)	817	else if (action == UP_OBJ_FACE)
900	{
901	/* Nothing to do for that case */	818	/* Nothing to do for that case */ ;
902	}
903	else	819	else
904	{
905	LOG (llevError, "update_object called with invalid action: %d\n", action);	820	LOG (llevError, "update_object called with invalid action: %d\n", action);
906	}
907		821
908	if (update_now)	822	if (update_now)
909	{	823	{
910	SET_MAP_FLAGS (op->map, op->x, op->y, flags | P_NO_ERROR | P_NEED_UPDATE);	824	SET_MAP_FLAGS (op->map, op->x, op->y, flags | P_NO_ERROR | P_NEED_UPDATE);
911	update_position (op->map, op->x, op->y);	825	update_position (op->map, op->x, op->y);
…		…
913		827
914	if (op->more != NULL)	828	if (op->more != NULL)
915	update_object (op->more, action);	829	update_object (op->more, action);
916	}	830	}
917		831
918	static unordered_vector<object *> mortals;	832	object::vector object::mortals;
919	static std::vector<object *> freed;	833	object::vector object::objects; // not yet used
		834	object *object::first;
920		835
921	void object::free_mortals ()	836	void object::free_mortals ()
922	{	837	{
923	for (unordered_vector<object *>::iterator i = mortals.begin (); i != mortals.end (); )	838	for (AUTODECL (i, mortals.begin ()); i != mortals.end ();)
924	if (!(*i)->refcount)	839	if ((*i)->refcnt)
		840	++i; // further delay freeing
		841	else
925	{	842	{
926	freed.push_back (*i);	843	delete *i;
927	mortals.erase (i);	844	mortals.erase (i);
928	}	845	}
929	else
930	++i;
931	}	846	}
932		847
933	object::object ()	848	object::object ()
934	{	849	{
935	SET_FLAG (this, FLAG_REMOVED);	850	SET_FLAG (this, FLAG_REMOVED);
936		851
937	expmul = 1.0;	852	expmul = 1.0;
938	face = blank_face;	853	face = blank_face;
939	attacked_by_count = -1;
940	}	854	}
941		855
942	object::~object ()	856	object::~object ()
943	{	857	{
944	free_key_values (this);	858	free_key_values (this);
945	}	859	}
946		860
947	void object::link ()	861	void object::link ()
948	{	862	{
949	count = ++ob_count;	863	count = ++ob_count;
		864	uuid = gen_uuid ();
950		865
951	prev = 0;	866	prev = 0;
952	next = objects;	867	next = object::first;
953		868
954	if (objects)	869	if (object::first)
955	objects->prev = this;	870	object::first->prev = this;
956		871
957	objects = this;	872	object::first = this;
958	}	873	}
959		874
960	void object::unlink ()	875	void object::unlink ()
961	{	876	{
962	count = 0;	877	if (this == object::first)
		878	object::first = next;
963		879
964	/* Remove this object from the list of used objects */	880	/* Remove this object from the list of used objects */
965	if (prev)
966	{
967	prev->next = next;	881	if (prev) prev->next = next;
		882	if (next) next->prev = prev;
		883
968	prev = 0;	884	prev = 0;
969	}
970
971	if (next)
972	{
973	next->prev = prev;
974	next = 0;	885	next = 0;
975	}
976
977	if (this == objects)
978	objects = next;
979	}	886	}
980		887
981	object *object::create ()	888	object *object::create ()
982	{	889	{
983	object *op;
984
985	if (freed.empty ())
986	op = new object;	890	object *op = new object;
987	else
988	{
989	// highly annoying, but the only way to get it stable right now
990	op = freed.back (); freed.pop_back ();
991	op->~object ();
992	new ((void *)op) object;
993	}
994
995	op->link ();	891	op->link ();
996	return op;	892	return op;
997	}	893	}
998		894
999	/*	895	/*
…		…
1001	* it from the list of used objects, and puts it on the list of	897	* it from the list of used objects, and puts it on the list of
1002	* free objects. The IS_FREED() flag is set in the object.	898	* free objects. The IS_FREED() flag is set in the object.
1003	* The object must have been removed by remove_ob() first for	899	* The object must have been removed by remove_ob() first for
1004	* this function to succeed.	900	* this function to succeed.
1005	*	901	*
1006	* If free_inventory is set, free inventory as well. Else drop items in	902	* If destroy_inventory is set, free inventory as well. Else drop items in
1007	* inventory to the ground.	903	* inventory to the ground.
1008	*/	904	*/
1009	void object::free (bool free_inventory)	905	void object::destroy (bool destroy_inventory)
1010	{	906	{
		907	if (QUERY_FLAG (this, FLAG_FREED))
		908	return;
		909
		910	if (QUERY_FLAG (this, FLAG_FRIENDLY))
		911	remove_friendly_object (this);
		912
1011	if (!QUERY_FLAG (this, FLAG_REMOVED))	913	if (!QUERY_FLAG (this, FLAG_REMOVED))
1012	{	914	remove_ob (this);
1013	LOG (llevDebug, "Free object called with non removed object\n");
1014	dump_object (this);
1015	#ifdef MANY_CORES
1016	abort ();
1017	#endif
1018	}
1019		915
1020	if (QUERY_FLAG (this, FLAG_FRIENDLY))
1021	{
1022	LOG (llevMonster, "Warning: tried to free friendly object.\n");
1023	remove_friendly_object (this);
1024	}
1025
1026	if (QUERY_FLAG (this, FLAG_FREED))	916	SET_FLAG (this, FLAG_FREED);
1027	{
1028	dump_object (this);
1029	LOG (llevError, "Trying to free freed object.\n%s\n", errmsg);
1030	return;
1031	}
1032		917
1033	if (more)	918	if (more)
1034	{	919	{
1035	more->free (free_inventory);	920	more->destroy (destroy_inventory);
1036	more = 0;	921	more = 0;
1037	}	922	}
1038		923
1039	if (inv)	924	if (inv)
1040	{	925	{
1041	/* Only if the space blocks everything do we not process -	926	/* Only if the space blocks everything do we not process -
1042	* if some form of movement is allowed, let objects	927	* if some form of movement is allowed, let objects
1043	* drop on that space.	928	* drop on that space.
1044	*/	929	*/
1045	if (free_inventory || !map || map->in_memory != MAP_IN_MEMORY || (GET_MAP_MOVE_BLOCK (map, x, y) == MOVE_ALL))	930	if (destroy_inventory || !map || map->in_memory != MAP_IN_MEMORY || GET_MAP_MOVE_BLOCK (map, x, y) == MOVE_ALL)
1046	{	931	{
1047	object *	932	object *op = inv;
1048	op = inv;
1049		933
1050	while (op)	934	while (op)
1051	{	935	{
1052	object *
1053	tmp = op->below;	936	object *tmp = op->below;
1054
1055	remove_ob (op);
1056	op->free (free_inventory);	937	op->destroy (destroy_inventory);
1057	op = tmp;	938	op = tmp;
1058	}	939	}
1059	}	940	}
1060	else	941	else
1061	{ /* Put objects in inventory onto this space */	942	{ /* Put objects in inventory onto this space */
1062	object *	943	object *op = inv;
1063	op = inv;
1064		944
1065	while (op)	945	while (op)
1066	{	946	{
1067	object *
1068	tmp = op->below;	947	object *tmp = op->below;
1069		948
1070	remove_ob (op);	949	remove_ob (op);
1071		950
1072	if (QUERY_FLAG (op, FLAG_STARTEQUIP)	951	if (QUERY_FLAG (op, FLAG_STARTEQUIP)
1073	|| QUERY_FLAG (op, FLAG_NO_DROP) || op->type == RUNE || op->type == TRAP || QUERY_FLAG (op, FLAG_IS_A_TEMPLATE))	952	|| QUERY_FLAG (op, FLAG_NO_DROP) || op->type == RUNE || op->type == TRAP || QUERY_FLAG (op, FLAG_IS_A_TEMPLATE))
…		…
1082	op = tmp;	961	op = tmp;
1083	}	962	}
1084	}	963	}
1085	}	964	}
1086		965
1087	clear_owner (this);	966	// hack to ensure that freed objects still have a valid map
		967	{
		968	static maptile *freed_map; // freed objects are moved here to avoid crashes
		969
		970	if (!freed_map)
		971	{
		972	freed_map = new maptile;
		973
		974	freed_map->name = "/internal/freed_objects_map";
		975	freed_map->width = 3;
		976	freed_map->height = 3;
		977
		978	freed_map->allocate ();
		979	}
		980
		981	map = freed_map;
		982	x = 1;
		983	y = 1;
		984	}
		985
		986	// clear those pointers that likely might have circular references to us
		987	owner = 0;
		988	enemy = 0;
		989	attacked_by = 0;
		990
		991	// only relevant for players(?), but make sure of it anyways
		992	contr = 0;
1088		993
1089	/* Remove object from the active list */	994	/* Remove object from the active list */
1090	speed = 0;	995	speed = 0;
1091	update_ob_speed (this);	996	update_ob_speed (this);
1092		997
1093	unlink ();	998	unlink ();
1094		999
1095	SET_FLAG (this, FLAG_FREED);
1096
1097	mortals.push_back (this);	1000	mortals.push_back (this);
1098	}	1001	}
1099		1002
1100	/*	1003	/*
1101	* sub_weight() recursively (outwards) subtracts a number from the	1004	* sub_weight() recursively (outwards) subtracts a number from the
1102	* weight of an object (and what is carried by it's environment(s)).	1005	* weight of an object (and what is carried by it's environment(s)).
1103	*/	1006	*/
1104
1105	void	1007	void
1106	sub_weight (object *op, signed long weight)	1008	sub_weight (object *op, signed long weight)
1107	{	1009	{
1108	while (op != NULL)	1010	while (op != NULL)
1109	{	1011	{
1110	if (op->type == CONTAINER)	1012	if (op->type == CONTAINER)
1111	{
1112	weight = (signed long) (weight * (100 - op->stats.Str) / 100);	1013	weight = (signed long) (weight * (100 - op->stats.Str) / 100);
1113	}	1014
1114	op->carrying -= weight;	1015	op->carrying -= weight;
1115	op = op->env;	1016	op = op->env;
1116	}	1017	}
1117	}	1018	}
1118		1019
…		…
1122	* object will have no environment. If the object previously had an	1023	* object will have no environment. If the object previously had an
1123	* environment, the x and y coordinates will be updated to	1024	* environment, the x and y coordinates will be updated to
1124	* the previous environment.	1025	* the previous environment.
1125	* Beware: This function is called from the editor as well!	1026	* Beware: This function is called from the editor as well!
1126	*/	1027	*/
1127
1128	void	1028	void
1129	remove_ob (object *op)	1029	object::remove ()
1130	{	1030	{
1131	object *tmp, *last = NULL;	1031	object *tmp, *last = 0;
1132	object *otmp;	1032	object *otmp;
1133		1033
1134	tag_t tag;
1135	int check_walk_off;	1034	int check_walk_off;
1136	mapstruct *m;
1137		1035
1138	sint16 x, y;
1139
1140	if (QUERY_FLAG (op, FLAG_REMOVED))	1036	if (QUERY_FLAG (this, FLAG_REMOVED))
1141	{	1037	return;
1142	dump_object (op);
1143	LOG (llevError, "Trying to remove removed object.\n%s\n", errmsg);
1144		1038
1145	/* Changed it to always dump core in this case. As has been learned
1146	* in the past, trying to recover from errors almost always
1147	* make things worse, and this is a real error here - something
1148	* that should not happen.
1149	* Yes, if this was a mission critical app, trying to do something
1150	* to recover may make sense, but that is because failure of the app
1151	* may have other disastrous problems. Cf runs out of a script
1152	* so is easily enough restarted without any real problems.
1153	* MSW 2001-07-01
1154	*/
1155	abort ();
1156	}
1157
1158	if (op->more != NULL)
1159	remove_ob (op->more);
1160
1161	SET_FLAG (op, FLAG_REMOVED);	1039	SET_FLAG (this, FLAG_REMOVED);
		1040
		1041	if (more)
		1042	more->remove ();
1162		1043
1163	/*	1044	/*
1164	* In this case, the object to be removed is in someones	1045	* In this case, the object to be removed is in someones
1165	* inventory.	1046	* inventory.
1166	*/	1047	*/
1167	if (op->env != NULL)	1048	if (env)
1168	{	1049	{
1169	if (op->nrof)	1050	if (nrof)
1170	sub_weight (op->env, op->weight * op->nrof);	1051	sub_weight (env, weight * nrof);
1171	else	1052	else
1172	sub_weight (op->env, op->weight + op->carrying);	1053	sub_weight (env, weight + carrying);
1173		1054
1174	/* NO_FIX_PLAYER is set when a great many changes are being	1055	/* NO_FIX_PLAYER is set when a great many changes are being
1175	* made to players inventory. If set, avoiding the call	1056	* made to players inventory. If set, avoiding the call
1176	* to save cpu time.	1057	* to save cpu time.
1177	*/	1058	*/
1178	if ((otmp = is_player_inv (op->env)) != NULL && otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))	1059	if ((otmp = is_player_inv (env)) != NULL && otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))
1179	fix_player (otmp);	1060	fix_player (otmp);
1180		1061
1181	if (op->above != NULL)	1062	if (above != NULL)
1182	op->above->below = op->below;	1063	above->below = below;
1183	else	1064	else
1184	op->env->inv = op->below;	1065	env->inv = below;
1185		1066
1186	if (op->below != NULL)	1067	if (below != NULL)
1187	op->below->above = op->above;	1068	below->above = above;
1188		1069
1189	/* we set up values so that it could be inserted into	1070	/* we set up values so that it could be inserted into
1190	* the map, but we don't actually do that - it is up	1071	* the map, but we don't actually do that - it is up
1191	* to the caller to decide what we want to do.	1072	* to the caller to decide what we want to do.
1192	*/	1073	*/
1193	op->x = op->env->x, op->y = op->env->y;	1074	x = env->x, y = env->y;
1194	op->map = op->env->map;	1075	map = env->map;
1195	op->above = NULL, op->below = NULL;	1076	above = 0, below = 0;
1196	op->env = NULL;	1077	env = 0;
1197	return;
1198	}
1199
1200	/* If we get here, we are removing it from a map */
1201	if (op->map == NULL)
1202	return;
1203
1204	x = op->x;
1205	y = op->y;
1206	m = get_map_from_coord (op->map, &x, &y);
1207
1208	if (!m)
1209	{	1078	}
1210	LOG (llevError, "remove_ob called when object was on map but appears to not be within valid coordinates? %s (%d,%d)\n",	1079	else if (map)
1211	op->map->path, op->x, op->y);	1080	{
1212	/* in old days, we used to set x and y to 0 and continue.	1081	/* Re did the following section of code - it looks like it had
1213	* it seems if we get into this case, something is probablye	1082	* lots of logic for things we no longer care about
1214	* screwed up and should be fixed.
1215	*/	1083	*/
1216	abort ();
1217	}
1218	if (op->map != m)
1219	{
1220	LOG (llevDebug, "remove_ob: Object not really on map it claimed to be on? %s != %s, %d,%d != %d,%d\n",
1221	op->map->path, m->path, op->x, op->y, x, y);
1222	}
1223		1084
1224	/* Re did the following section of code - it looks like it had
1225	* lots of logic for things we no longer care about
1226	*/
1227
1228	/* link the object above us */	1085	/* link the object above us */
1229	if (op->above)	1086	if (above)
1230	op->above->below = op->below;	1087	above->below = below;
1231	else	1088	else
1232	SET_MAP_TOP (m, x, y, op->below); /* we were top, set new top */	1089	SET_MAP_TOP (map, x, y, below); /* we were top, set new top */
1233		1090
1234	/* Relink the object below us, if there is one */	1091	/* Relink the object below us, if there is one */
1235	if (op->below)	1092	if (below)
1236	op->below->above = op->above;	1093	below->above = above;
1237	else	1094	else
1238	{	1095	{
1239	/* Nothing below, which means we need to relink map object for this space	1096	/* Nothing below, which means we need to relink map object for this space
1240	* use translated coordinates in case some oddness with map tiling is	1097	* use translated coordinates in case some oddness with map tiling is
1241	* evident	1098	* evident
1242	*/
1243	if (GET_MAP_OB (m, x, y) != op)
1244	{
1245	dump_object (op);
1246	LOG (llevError, "remove_ob: GET_MAP_OB does not return object to be removed even though it appears to be on the bottom?\n%s\n",
1247	errmsg);
1248	dump_object (GET_MAP_OB (m, x, y));
1249	LOG (llevError, "%s\n", errmsg);
1250	}
1251
1252	SET_MAP_OB (m, x, y, op->above); /* goes on above it. */
1253	}
1254
1255	op->above = NULL;
1256	op->below = NULL;
1257
1258	if (op->map->in_memory == MAP_SAVING)
1259	return;
1260
1261	tag = op->count;
1262	check_walk_off = !QUERY_FLAG (op, FLAG_NO_APPLY);
1263
1264	for (tmp = GET_MAP_OB (m, x, y); tmp != NULL; tmp = tmp->above)
1265	{
1266	/* No point updating the players look faces if he is the object
1267	* being removed.
1268	*/
1269
1270	if (tmp->type == PLAYER && tmp != op)
1271	{
1272	/* If a container that the player is currently using somehow gets
1273	* removed (most likely destroyed), update the player view
1274	* appropriately.
1275	*/	1099	*/
1276	if (tmp->container == op)	1100	if (GET_MAP_OB (map, x, y) != this)
1277	{	1101	{
1278	CLEAR_FLAG (op, FLAG_APPLIED);	1102	char *dump = dump_object (this);
1279	tmp->container = NULL;	1103	LOG (llevError,
		1104	"remove_ob: GET_MAP_OB does not return object to be removed even though it appears to be on the bottom?\n%s\n", dump);
		1105	free (dump);
		1106	dump = dump_object (GET_MAP_OB (map, x, y));
		1107	LOG (llevError, "%s\n", dump);
		1108	free (dump);
1280	}	1109	}
1281		1110
1282	tmp->contr->socket.update_look = 1;	1111	SET_MAP_OB (map, x, y, above); /* goes on above it. */
1283	}
1284	/* See if player moving off should effect something */
1285	if (check_walk_off && ((op->move_type & tmp->move_off) && (op->move_type & ~tmp->move_off & ~tmp->move_block) == 0))
1286	{	1112	}
1287	move_apply (tmp, op, NULL);
1288		1113
1289	if (was_destroyed (op, tag))	1114	above = 0;
		1115	below = 0;
		1116
		1117	if (map->in_memory == MAP_SAVING)
		1118	return;
		1119
		1120	check_walk_off = !QUERY_FLAG (this, FLAG_NO_APPLY);
		1121
		1122	for (tmp = GET_MAP_OB (map, x, y); tmp; tmp = tmp->above)
		1123	{
		1124	/* No point updating the players look faces if he is the object
		1125	* being removed.
		1126	*/
		1127
		1128	if (tmp->type == PLAYER && tmp != this)
1290	{	1129	{
1291	LOG (llevError, "BUG: remove_ob(): name %s, archname %s destroyed " "leaving object\n", &tmp->name, &tmp->arch->name);	1130	/* If a container that the player is currently using somehow gets
		1131	* removed (most likely destroyed), update the player view
		1132	* appropriately.
		1133	*/
		1134	if (tmp->container == this)
		1135	{
		1136	CLEAR_FLAG (this, FLAG_APPLIED);
		1137	tmp->container = 0;
		1138	}
		1139
		1140	tmp->contr->socket.update_look = 1;
1292	}	1141	}
		1142
		1143	/* See if player moving off should effect something */
		1144	if (check_walk_off
		1145	&& ((move_type & tmp->move_off)
		1146	&& (move_type & ~tmp->move_off & ~tmp->move_block) == 0))
		1147	{
		1148	move_apply (tmp, this, 0);
		1149
		1150	if (destroyed ())
		1151	LOG (llevError, "BUG: remove_ob(): name %s, destroyed leaving object\n", tmp->debug_desc ());
1293	}	1152	}
1294		1153
1295	/* Eneq(@csd.uu.se): Fixed this to skip tmp->above=tmp */	1154	/* Eneq(@csd.uu.se): Fixed this to skip tmp->above=tmp */
1296		1155
1297	if (tmp->above == tmp)	1156	if (tmp->above == tmp)
1298	tmp->above = NULL;	1157	tmp->above = 0;
1299		1158
1300	last = tmp;	1159	last = tmp;
1301	}	1160	}
1302		1161
1303	/* last == NULL of there are no objects on this space */	1162	/* last == NULL of there are no objects on this space */
1304	if (last == NULL)	1163	if (!last)
1305	{	1164	{
1306	/* set P_NEED_UPDATE, otherwise update_position will complain. In theory,	1165	/* set P_NEED_UPDATE, otherwise update_position will complain. In theory,
1307	* we could preserve the flags (GET_MAP_FLAGS), but update_position figures	1166	* we could preserve the flags (GET_MAP_FLAGS), but update_position figures
1308	* those out anyways, and if there are any flags set right now, they won't	1167	* those out anyways, and if there are any flags set right now, they won't
1309	* be correct anyways.	1168	* be correct anyways.
1310	*/	1169	*/
1311	SET_MAP_FLAGS (op->map, op->x, op->y, P_NEED_UPDATE);	1170	SET_MAP_FLAGS (map, x, y, P_NEED_UPDATE);
1312	update_position (op->map, op->x, op->y);	1171	update_position (map, x, y);
1313	}	1172	}
1314	else	1173	else
1315	update_object (last, UP_OBJ_REMOVE);	1174	update_object (last, UP_OBJ_REMOVE);
1316		1175
1317	if (QUERY_FLAG (op, FLAG_BLOCKSVIEW) || (op->glow_radius != 0))	1176	if (QUERY_FLAG (this, FLAG_BLOCKSVIEW) || glow_radius)
1318	update_all_los (op->map, op->x, op->y);	1177	update_all_los (map, x, y);
		1178	}
1319	}	1179	}
1320		1180
1321	/*	1181	/*
1322	* merge_ob(op,top):	1182	* merge_ob(op,top):
1323	*	1183	*
1324	* This function goes through all objects below and including top, and	1184	* This function goes through all objects below and including top, and
1325	* merges op to the first matching object.	1185	* merges op to the first matching object.
1326	* If top is NULL, it is calculated.	1186	* If top is NULL, it is calculated.
1327	* Returns pointer to object if it succeded in the merge, otherwise NULL	1187	* Returns pointer to object if it succeded in the merge, otherwise NULL
1328	*/	1188	*/
1329
1330	object *	1189	object *
1331	merge_ob (object *op, object *top)	1190	merge_ob (object *op, object *top)
1332	{	1191	{
1333	if (!op->nrof)	1192	if (!op->nrof)
1334	return 0;	1193	return 0;
		1194
1335	if (top == NULL)	1195	if (top == NULL)
1336	for (top = op; top != NULL && top->above != NULL; top = top->above);	1196	for (top = op; top != NULL && top->above != NULL; top = top->above);
		1197
1337	for (; top != NULL; top = top->below)	1198	for (; top != NULL; top = top->below)
1338	{	1199	{
1339	if (top == op)	1200	if (top == op)
1340	continue;	1201	continue;
1341	if (CAN_MERGE (op, top))	1202	if (CAN_MERGE (op, top))
…		…
1347	remove_ob (op);	1208	remove_ob (op);
1348	free_object (op);	1209	free_object (op);
1349	return top;	1210	return top;
1350	}	1211	}
1351	}	1212	}
		1213
1352	return NULL;	1214	return 0;
1353	}	1215	}
1354		1216
1355	/*	1217	/*
1356	* same as insert_ob_in_map except it handle separate coordinates and do a clean	1218	* same as insert_ob_in_map except it handle separate coordinates and do a clean
1357	* job preparing multi-part monsters	1219	* job preparing multi-part monsters
1358	*/	1220	*/
1359	object *	1221	object *
1360	insert_ob_in_map_at (object *op, mapstruct *m, object *originator, int flag, int x, int y)	1222	insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y)
1361	{	1223	{
1362	object *	1224	object *tmp;
1363	tmp;
1364		1225
1365	if (op->head)	1226	if (op->head)
1366	op = op->head;	1227	op = op->head;
		1228
1367	for (tmp = op; tmp; tmp = tmp->more)	1229	for (tmp = op; tmp; tmp = tmp->more)
1368	{	1230	{
1369	tmp->x = x + tmp->arch->clone.x;	1231	tmp->x = x + tmp->arch->clone.x;
1370	tmp->y = y + tmp->arch->clone.y;	1232	tmp->y = y + tmp->arch->clone.y;
1371	}	1233	}
		1234
1372	return insert_ob_in_map (op, m, originator, flag);	1235	return insert_ob_in_map (op, m, originator, flag);
1373	}	1236	}
1374		1237
1375	/*	1238	/*
1376	* insert_ob_in_map (op, map, originator, flag):	1239	* insert_ob_in_map (op, map, originator, flag):
…		…
1392	* NULL if 'op' was destroyed	1255	* NULL if 'op' was destroyed
1393	* just 'op' otherwise	1256	* just 'op' otherwise
1394	*/	1257	*/
1395		1258
1396	object *	1259	object *
1397	insert_ob_in_map (object *op, mapstruct *m, object *originator, int flag)	1260	insert_ob_in_map (object *op, maptile *m, object *originator, int flag)
1398	{	1261	{
1399	object *tmp, *top, *floor = NULL;	1262	object *tmp, *top, *floor = NULL;
1400	sint16 x, y;	1263	sint16 x, y;
1401		1264
1402	if (QUERY_FLAG (op, FLAG_FREED))	1265	if (QUERY_FLAG (op, FLAG_FREED))
…		…
1405	return NULL;	1268	return NULL;
1406	}	1269	}
1407		1270
1408	if (m == NULL)	1271	if (m == NULL)
1409	{	1272	{
1410	dump_object (op);	1273	char *dump = dump_object (op);
1411	LOG (llevError, "Trying to insert in null-map!\n%s\n", errmsg);	1274	LOG (llevError, "Trying to insert in null-map!\n%s\n", dump);
		1275	free (dump);
1412	return op;	1276	return op;
1413	}	1277	}
1414		1278
1415	if (out_of_map (m, op->x, op->y))	1279	if (out_of_map (m, op->x, op->y))
1416	{	1280	{
1417	dump_object (op);	1281	char *dump = dump_object (op);
1418	LOG (llevError, "Trying to insert object outside the map.\n%s\n", errmsg);	1282	LOG (llevError, "Trying to insert object outside the map.\n%s\n", dump);
1419	#ifdef MANY_CORES	1283	#ifdef MANY_CORES
1420	/* Better to catch this here, as otherwise the next use of this object	1284	/* Better to catch this here, as otherwise the next use of this object
1421	* is likely to cause a crash. Better to find out where it is getting	1285	* is likely to cause a crash. Better to find out where it is getting
1422	* improperly inserted.	1286	* improperly inserted.
1423	*/	1287	*/
1424	abort ();	1288	abort ();
1425	#endif	1289	#endif
		1290	free (dump);
1426	return op;	1291	return op;
1427	}	1292	}
1428		1293
1429	if (!QUERY_FLAG (op, FLAG_REMOVED))	1294	if (!QUERY_FLAG (op, FLAG_REMOVED))
1430	{	1295	{
1431	dump_object (op);	1296	char *dump = dump_object (op);
1432	LOG (llevError, "Trying to insert (map) inserted object.\n%s\n", errmsg);	1297	LOG (llevError, "Trying to insert (map) inserted object.\n%s\n", dump);
		1298	free (dump);
1433	return op;	1299	return op;
1434	}	1300	}
1435		1301
1436	if (op->more != NULL)	1302	if (op->more != NULL)
1437	{	1303	{
…		…
1667	* op is the object to insert it under: supplies x and the map.	1533	* op is the object to insert it under: supplies x and the map.
1668	*/	1534	*/
1669	void	1535	void
1670	replace_insert_ob_in_map (const char *arch_string, object *op)	1536	replace_insert_ob_in_map (const char *arch_string, object *op)
1671	{	1537	{
1672	object *tmp;	1538	object *
		1539	tmp;
1673	object *tmp1;	1540	object *
		1541	tmp1;
1674		1542
1675	/* first search for itself and remove any old instances */	1543	/* first search for itself and remove any old instances */
1676		1544
1677	for (tmp = GET_MAP_OB (op->map, op->x, op->y); tmp != NULL; tmp = tmp->above)	1545	for (tmp = GET_MAP_OB (op->map, op->x, op->y); tmp != NULL; tmp = tmp->above)
1678	{	1546	{
…		…
1681	remove_ob (tmp);	1549	remove_ob (tmp);
1682	free_object (tmp);	1550	free_object (tmp);
1683	}	1551	}
1684	}	1552	}
1685		1553
1686	tmp1 = arch_to_object (find_archetype (arch_string));	1554	tmp1 = arch_to_object (archetype::find (arch_string));
1687		1555
1688	tmp1->x = op->x;	1556	tmp1->x = op->x;
1689	tmp1->y = op->y;	1557	tmp1->y = op->y;
1690	insert_ob_in_map (tmp1, op->map, op, 0);	1558	insert_ob_in_map (tmp1, op->map, op, 0);
1691	}	1559	}
…		…
1709	if (orig_ob->nrof < nr)	1577	if (orig_ob->nrof < nr)
1710	{	1578	{
1711	sprintf (errmsg, "There are only %d %ss.", orig_ob->nrof ? orig_ob->nrof : 1, &orig_ob->name);	1579	sprintf (errmsg, "There are only %d %ss.", orig_ob->nrof ? orig_ob->nrof : 1, &orig_ob->name);
1712	return NULL;	1580	return NULL;
1713	}	1581	}
		1582
1714	newob = object_create_clone (orig_ob);	1583	newob = object_create_clone (orig_ob);
		1584
1715	if ((orig_ob->nrof -= nr) < 1)	1585	if ((orig_ob->nrof -= nr) < 1)
1716	{	1586	{
1717	if (!is_removed)	1587	if (!is_removed)
1718	remove_ob (orig_ob);	1588	remove_ob (orig_ob);
1719	free_object2 (orig_ob, 1);	1589	free_object2 (orig_ob, 1);
…		…
1727	strcpy (errmsg, "Tried to split object whose map is not in memory.");	1597	strcpy (errmsg, "Tried to split object whose map is not in memory.");
1728	LOG (llevDebug, "Error, Tried to split object whose map is not in memory.\n");	1598	LOG (llevDebug, "Error, Tried to split object whose map is not in memory.\n");
1729	return NULL;	1599	return NULL;
1730	}	1600	}
1731	}	1601	}
		1602
1732	newob->nrof = nr;	1603	newob->nrof = nr;
1733		1604
1734	return newob;	1605	return newob;
1735	}	1606	}
1736		1607
…		…
1743	*/	1614	*/
1744		1615
1745	object *	1616	object *
1746	decrease_ob_nr (object *op, uint32 i)	1617	decrease_ob_nr (object *op, uint32 i)
1747	{	1618	{
1748	object *	1619	object *tmp;
1749	tmp;
1750	player *	1620	player *pl;
1751	pl;
1752		1621
1753	if (i == 0) /* objects with op->nrof require this check */	1622	if (i == 0) /* objects with op->nrof require this check */
1754	return op;	1623	return op;
1755		1624
1756	if (i > op->nrof)	1625	if (i > op->nrof)
1757	i = op->nrof;	1626	i = op->nrof;
1758		1627
1759	if (QUERY_FLAG (op, FLAG_REMOVED))	1628	if (QUERY_FLAG (op, FLAG_REMOVED))
1760	{
1761	op->nrof -= i;	1629	op->nrof -= i;
1762	}
1763	else if (op->env != NULL)	1630	else if (op->env != NULL)
1764	{	1631	{
1765	/* is this object in the players inventory, or sub container	1632	/* is this object in the players inventory, or sub container
1766	* therein?	1633	* therein?
1767	*/	1634	*/
…		…
1802	}	1669	}
1803	}	1670	}
1804	}	1671	}
1805	else	1672	else
1806	{	1673	{
1807	object *
1808	above = op->above;	1674	object *above = op->above;
1809		1675
1810	if (i < op->nrof)	1676	if (i < op->nrof)
1811	{
1812	op->nrof -= i;	1677	op->nrof -= i;
1813	}
1814	else	1678	else
1815	{	1679	{
1816	remove_ob (op);	1680	remove_ob (op);
1817	op->nrof = 0;	1681	op->nrof = 0;
1818	}	1682	}
		1683
1819	/* Since we just removed op, op->above is null */	1684	/* Since we just removed op, op->above is null */
1820	for (tmp = above; tmp != NULL; tmp = tmp->above)	1685	for (tmp = above; tmp != NULL; tmp = tmp->above)
1821	if (tmp->type == PLAYER)	1686	if (tmp->type == PLAYER)
1822	{	1687	{
1823	if (op->nrof)	1688	if (op->nrof)
…		…
1826	esrv_del_item (tmp->contr, op->count);	1691	esrv_del_item (tmp->contr, op->count);
1827	}	1692	}
1828	}	1693	}
1829		1694
1830	if (op->nrof)	1695	if (op->nrof)
1831	{
1832	return op;	1696	return op;
1833	}
1834	else	1697	else
1835	{	1698	{
1836	free_object (op);	1699	free_object (op);
1837	return NULL;	1700	return NULL;
1838	}	1701	}
…		…
1847	add_weight (object *op, signed long weight)	1710	add_weight (object *op, signed long weight)
1848	{	1711	{
1849	while (op != NULL)	1712	while (op != NULL)
1850	{	1713	{
1851	if (op->type == CONTAINER)	1714	if (op->type == CONTAINER)
1852	{
1853	weight = (signed long) (weight * (100 - op->stats.Str) / 100);	1715	weight = (signed long) (weight * (100 - op->stats.Str) / 100);
1854	}	1716
1855	op->carrying += weight;	1717	op->carrying += weight;
1856	op = op->env;	1718	op = op->env;
1857	}	1719	}
1858	}	1720	}
1859		1721
		1722	object *
		1723	insert_ob_in_ob (object *op, object *where)
		1724	{
		1725	if (!where)
		1726	{
		1727	char *dump = dump_object (op);
		1728	LOG (llevError, "Trying to put object in NULL.\n%s\n", dump);
		1729	free (dump);
		1730	return op;
		1731	}
		1732
		1733	if (where->head)
		1734	{
		1735	LOG (llevDebug, "Warning: Tried to insert object into wrong part of multipart object.\n");
		1736	where = where->head;
		1737	}
		1738
		1739	return where->insert (op);
		1740	}
		1741
1860	/*	1742	/*
1861	* insert_ob_in_ob(op,environment):	1743	* env->insert (op)
1862	* This function inserts the object op in the linked list	1744	* This function inserts the object op in the linked list
1863	* inside the object environment.	1745	* inside the object environment.
1864	*	1746	*
1865	* Eneq(@csd.uu.se): Altered insert_ob_in_ob to make things picked up enter
1866	* the inventory at the last position or next to other objects of the same
1867	* type.
1868	* Frank: Now sorted by type, archetype and magic!
1869	*
1870	* The function returns now pointer to inserted item, and return value can	1747	* The function returns now pointer to inserted item, and return value can
1871	* be != op, if items are merged. -Tero	1748	* be != op, if items are merged. -Tero
1872	*/	1749	*/
1873		1750
1874	object *	1751	object *
1875	insert_ob_in_ob (object *op, object *where)	1752	object::insert (object *op)
1876	{	1753	{
1877	object *	1754	object *tmp, *otmp;
1878	tmp, *
1879	otmp;
1880		1755
1881	if (!QUERY_FLAG (op, FLAG_REMOVED))	1756	if (!QUERY_FLAG (op, FLAG_REMOVED))
1882	{	1757	op->remove ();
1883	dump_object (op);	1758
1884	LOG (llevError, "Trying to insert (ob) inserted object.\n%s\n", errmsg);
1885	return op;
1886	}
1887	if (where == NULL)
1888	{
1889	dump_object (op);
1890	LOG (llevError, "Trying to put object in NULL.\n%s\n", errmsg);
1891	return op;
1892	}
1893	if (where->head)
1894	{
1895	LOG (llevDebug, "Warning: Tried to insert object wrong part of multipart object.\n");
1896	where = where->head;
1897	}
1898	if (op->more)	1759	if (op->more)
1899	{	1760	{
1900	LOG (llevError, "Tried to insert multipart object %s (%d)\n", &op->name, op->count);	1761	LOG (llevError, "Tried to insert multipart object %s (%d)\n", &op->name, op->count);
1901	return op;	1762	return op;
1902	}	1763	}
		1764
1903	CLEAR_FLAG (op, FLAG_OBJ_ORIGINAL);	1765	CLEAR_FLAG (op, FLAG_OBJ_ORIGINAL);
1904	CLEAR_FLAG (op, FLAG_REMOVED);	1766	CLEAR_FLAG (op, FLAG_REMOVED);
1905	if (op->nrof)	1767	if (op->nrof)
1906	{	1768	{
1907	for (tmp = where->inv; tmp != NULL; tmp = tmp->below)	1769	for (tmp = inv; tmp != NULL; tmp = tmp->below)
1908	if (CAN_MERGE (tmp, op))	1770	if (CAN_MERGE (tmp, op))
1909	{	1771	{
1910	/* return the original object and remove inserted object	1772	/* return the original object and remove inserted object
1911	(client needs the original object) */	1773	(client needs the original object) */
1912	tmp->nrof += op->nrof;	1774	tmp->nrof += op->nrof;
1913	/* Weight handling gets pretty funky. Since we are adding to	1775	/* Weight handling gets pretty funky. Since we are adding to
1914	* tmp->nrof, we need to increase the weight.	1776	* tmp->nrof, we need to increase the weight.
1915	*/	1777	*/
1916	add_weight (where, op->weight * op->nrof);	1778	add_weight (this, op->weight * op->nrof);
1917	SET_FLAG (op, FLAG_REMOVED);	1779	SET_FLAG (op, FLAG_REMOVED);
1918	free_object (op); /* free the inserted object */	1780	op->destroy (); /* free the inserted object */
1919	op = tmp;	1781	op = tmp;
1920	remove_ob (op); /* and fix old object's links */	1782	op->remove (); /* and fix old object's links */
1921	CLEAR_FLAG (op, FLAG_REMOVED);	1783	CLEAR_FLAG (op, FLAG_REMOVED);
1922	break;	1784	break;
1923	}	1785	}
1924		1786
1925	/* I assume combined objects have no inventory	1787	/* I assume combined objects have no inventory
1926	* We add the weight - this object could have just been removed	1788	* We add the weight - this object could have just been removed
1927	* (if it was possible to merge). calling remove_ob will subtract	1789	* (if it was possible to merge). calling remove_ob will subtract
1928	* the weight, so we need to add it in again, since we actually do	1790	* the weight, so we need to add it in again, since we actually do
1929	* the linking below	1791	* the linking below
1930	*/	1792	*/
1931	add_weight (where, op->weight * op->nrof);	1793	add_weight (this, op->weight * op->nrof);
1932	}	1794	}
1933	else	1795	else
1934	add_weight (where, (op->weight + op->carrying));	1796	add_weight (this, (op->weight + op->carrying));
1935		1797
1936	otmp = is_player_inv (where);	1798	otmp = is_player_inv (this);
1937	if (otmp && otmp->contr != NULL)	1799	if (otmp && otmp->contr)
1938	{
1939	if (!QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))	1800	if (!QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))
1940	fix_player (otmp);	1801	fix_player (otmp);
1941	}
1942		1802
1943	op->map = NULL;	1803	op->map = NULL;
1944	op->env = where;	1804	op->env = this;
1945	op->above = NULL;	1805	op->above = NULL;
1946	op->below = NULL;	1806	op->below = NULL;
1947	op->x = 0, op->y = 0;	1807	op->x = 0, op->y = 0;
1948		1808
1949	/* reset the light list and los of the players on the map */	1809	/* reset the light list and los of the players on the map */
1950	if ((op->glow_radius != 0) && where->map)	1810	if ((op->glow_radius != 0) && map)
1951	{	1811	{
1952	#ifdef DEBUG_LIGHTS	1812	#ifdef DEBUG_LIGHTS
1953	LOG (llevDebug, " insert_ob_in_ob(): got %s to insert in map/op\n", op->name);	1813	LOG (llevDebug, " insert_ob_in_ob(): got %s to insert in map/op\n", op->name);
1954	#endif /* DEBUG_LIGHTS */	1814	#endif /* DEBUG_LIGHTS */
1955	if (MAP_DARKNESS (where->map))	1815	if (MAP_DARKNESS (map))
1956	update_all_los (where->map, where->x, where->y);	1816	update_all_los (map, x, y);
1957	}	1817	}
1958		1818
1959	/* Client has no idea of ordering so lets not bother ordering it here.	1819	/* Client has no idea of ordering so lets not bother ordering it here.
1960	* It sure simplifies this function...	1820	* It sure simplifies this function...
1961	*/	1821	*/
1962	if (where->inv == NULL)	1822	if (!inv)
1963	where->inv = op;	1823	inv = op;
1964	else	1824	else
1965	{	1825	{
1966	op->below = where->inv;	1826	op->below = inv;
1967	op->below->above = op;	1827	op->below->above = op;
1968	where->inv = op;	1828	inv = op;
1969	}	1829	}
		1830
1970	return op;	1831	return op;
1971	}	1832	}
1972		1833
1973	/*	1834	/*
1974	* Checks if any objects has a move_type that matches objects	1835	* Checks if any objects has a move_type that matches objects
…		…
1993		1854
1994	int	1855	int
1995	check_move_on (object *op, object *originator)	1856	check_move_on (object *op, object *originator)
1996	{	1857	{
1997	object *tmp;	1858	object *tmp;
1998	tag_t tag;
1999	mapstruct *m = op->map;	1859	maptile *m = op->map;
2000	int x = op->x, y = op->y;	1860	int x = op->x, y = op->y;
2001		1861
2002	MoveType move_on, move_slow, move_block;	1862	MoveType move_on, move_slow, move_block;
2003		1863
2004	if (QUERY_FLAG (op, FLAG_NO_APPLY))	1864	if (QUERY_FLAG (op, FLAG_NO_APPLY))
2005	return 0;	1865	return 0;
2006
2007	tag = op->count;
2008		1866
2009	move_on = GET_MAP_MOVE_ON (op->map, op->x, op->y);	1867	move_on = GET_MAP_MOVE_ON (op->map, op->x, op->y);
2010	move_slow = GET_MAP_MOVE_SLOW (op->map, op->x, op->y);	1868	move_slow = GET_MAP_MOVE_SLOW (op->map, op->x, op->y);
2011	move_block = GET_MAP_MOVE_BLOCK (op->map, op->x, op->y);	1869	move_block = GET_MAP_MOVE_BLOCK (op->map, op->x, op->y);
2012		1870
…		…
2055	{	1913	{
2056	if ((!op->move_type && tmp->move_slow & MOVE_WALK) ||	1914	if ((!op->move_type && tmp->move_slow & MOVE_WALK) ||
2057	((op->move_type & tmp->move_slow) && (op->move_type & ~tmp->move_slow & ~tmp->move_block) == 0))	1915	((op->move_type & tmp->move_slow) && (op->move_type & ~tmp->move_slow & ~tmp->move_block) == 0))
2058	{	1916	{
2059		1917
		1918	float
2060	float diff = tmp->move_slow_penalty * FABS (op->speed);	1919	diff = tmp->move_slow_penalty * FABS (op->speed);
2061		1920
2062	if (op->type == PLAYER)	1921	if (op->type == PLAYER)
2063	if ((QUERY_FLAG (tmp, FLAG_IS_HILLY) && find_skill_by_number (op, SK_CLIMBING)) ||	1922	if ((QUERY_FLAG (tmp, FLAG_IS_HILLY) && find_skill_by_number (op, SK_CLIMBING)) ||
2064	(QUERY_FLAG (tmp, FLAG_IS_WOODED) && find_skill_by_number (op, SK_WOODSMAN)))	1923	(QUERY_FLAG (tmp, FLAG_IS_WOODED) && find_skill_by_number (op, SK_WOODSMAN)))
2065	diff /= 4.0;	1924	diff /= 4.0;
…		…
2072	if ((!op->move_type && tmp->move_on & MOVE_WALK) ||	1931	if ((!op->move_type && tmp->move_on & MOVE_WALK) ||
2073	((op->move_type & tmp->move_on) && (op->move_type & ~tmp->move_on & ~tmp->move_block) == 0))	1932	((op->move_type & tmp->move_on) && (op->move_type & ~tmp->move_on & ~tmp->move_block) == 0))
2074	{	1933	{
2075	move_apply (tmp, op, originator);	1934	move_apply (tmp, op, originator);
2076		1935
2077	if (was_destroyed (op, tag))	1936	if (op->destroyed ())
2078	return 1;	1937	return 1;
2079		1938
2080	/* what the person/creature stepped onto has moved the object	1939	/* what the person/creature stepped onto has moved the object
2081	* someplace new. Don't process any further - if we did,	1940	* someplace new. Don't process any further - if we did,
2082	* have a feeling strange problems would result.	1941	* have a feeling strange problems would result.
…		…
2094	* a matching archetype at the given map and coordinates.	1953	* a matching archetype at the given map and coordinates.
2095	* The first matching object is returned, or NULL if none.	1954	* The first matching object is returned, or NULL if none.
2096	*/	1955	*/
2097		1956
2098	object *	1957	object *
2099	present_arch (const archetype *at, mapstruct *m, int x, int y)	1958	present_arch (const archetype *at, maptile *m, int x, int y)
2100	{	1959	{
2101	object *	1960	object *
2102	tmp;	1961	tmp;
2103		1962
2104	if (m == NULL || out_of_map (m, x, y))	1963	if (m == NULL || out_of_map (m, x, y))
…		…
2117	* a matching type variable at the given map and coordinates.	1976	* a matching type variable at the given map and coordinates.
2118	* The first matching object is returned, or NULL if none.	1977	* The first matching object is returned, or NULL if none.
2119	*/	1978	*/
2120		1979
2121	object *	1980	object *
2122	present (unsigned char type, mapstruct *m, int x, int y)	1981	present (unsigned char type, maptile *m, int x, int y)
2123	{	1982	{
2124	object *	1983	object *
2125	tmp;	1984	tmp;
2126		1985
2127	if (out_of_map (m, x, y))	1986	if (out_of_map (m, x, y))
…		…
2267	* the archetype because that isn't correct if the monster has been	2126	* the archetype because that isn't correct if the monster has been
2268	* customized, changed states, etc.	2127	* customized, changed states, etc.
2269	*/	2128	*/
2270		2129
2271	int	2130	int
2272	find_free_spot (const object *ob, mapstruct *m, int x, int y, int start, int stop)	2131	find_free_spot (const object *ob, maptile *m, int x, int y, int start, int stop)
2273	{	2132	{
2274	int	2133	int
2275	i,	2134	i,
2276	index = 0, flag;	2135	index = 0, flag;
2277	static int	2136	static int
…		…
2298	return -1;	2157	return -1;
2299	return altern[RANDOM () % index];	2158	return altern[RANDOM () % index];
2300	}	2159	}
2301		2160
2302	/*	2161	/*
2303	* find_first_free_spot(archetype, mapstruct, x, y) works like	2162	* find_first_free_spot(archetype, maptile, x, y) works like
2304	* find_free_spot(), but it will search max number of squares.	2163	* find_free_spot(), but it will search max number of squares.
2305	* But it will return the first available spot, not a random choice.	2164	* But it will return the first available spot, not a random choice.
2306	* Changed 0.93.2: Have it return -1 if there is no free spot available.	2165	* Changed 0.93.2: Have it return -1 if there is no free spot available.
2307	*/	2166	*/
2308		2167
2309	int	2168	int
2310	find_first_free_spot (const object *ob, mapstruct *m, int x, int y)	2169	find_first_free_spot (const object *ob, maptile *m, int x, int y)
2311	{	2170	{
2312	int	2171	int
2313	i;	2172	i;
2314		2173
2315	for (i = 0; i < SIZEOFFREE; i++)	2174	for (i = 0; i < SIZEOFFREE; i++)
…		…
2379	* because we have to know what movement the thing looking to move	2238	* because we have to know what movement the thing looking to move
2380	* there is capable of.	2239	* there is capable of.
2381	*/	2240	*/
2382		2241
2383	int	2242	int
2384	find_dir (mapstruct *m, int x, int y, object *exclude)	2243	find_dir (maptile *m, int x, int y, object *exclude)
2385	{	2244	{
2386	int	2245	int
2387	i,	2246	i,
2388	max = SIZEOFFREE, mflags;	2247	max = SIZEOFFREE, mflags;
2389	sint16	2248
2390	nx,	2249	sint16 nx, ny;
2391	ny;
2392	object *	2250	object *
2393	tmp;	2251	tmp;
2394	mapstruct *	2252	maptile *
2395	mp;	2253	mp;
2396	MoveType	2254
2397	blocked,	2255	MoveType blocked, move_type;
2398	move_type;
2399		2256
2400	if (exclude && exclude->head)	2257	if (exclude && exclude->head)
2401	{	2258	{
2402	exclude = exclude->head;	2259	exclude = exclude->head;
2403	move_type = exclude->move_type;	2260	move_type = exclude->move_type;
…		…
2608	* Modified to be map tile aware -.MSW	2465	* Modified to be map tile aware -.MSW
2609	*/	2466	*/
2610		2467
2611		2468
2612	int	2469	int
2613	can_see_monsterP (mapstruct *m, int x, int y, int dir)	2470	can_see_monsterP (maptile *m, int x, int y, int dir)
2614	{	2471	{
2615	sint16	2472	sint16 dx, dy;
2616	dx,
2617	dy;
2618	int	2473	int
2619	mflags;	2474	mflags;
2620		2475
2621	if (dir < 0)	2476	if (dir < 0)
2622	return 0; /* exit condition: invalid direction */	2477	return 0; /* exit condition: invalid direction */
…		…
2669	* create clone from object to another	2524	* create clone from object to another
2670	*/	2525	*/
2671	object *	2526	object *
2672	object_create_clone (object *asrc)	2527	object_create_clone (object *asrc)
2673	{	2528	{
2674	object *
2675	dst = NULL, *tmp, *src, *part, *prev, *item;	2529	object *dst = 0, *tmp, *src, *part, *prev, *item;
2676		2530
2677	if (!asrc)	2531	if (!asrc)
2678	return NULL;	2532	return 0;
		2533
2679	src = asrc;	2534	src = asrc;
2680	if (src->head)	2535	if (src->head)
2681	src = src->head;	2536	src = src->head;
2682		2537
2683	prev = NULL;	2538	prev = 0;
2684	for (part = src; part; part = part->more)	2539	for (part = src; part; part = part->more)
2685	{	2540	{
2686	tmp = get_object ();	2541	tmp = get_object ();
2687	copy_object (part, tmp);	2542	copy_object (part, tmp);
2688	tmp->x -= src->x;	2543	tmp->x -= src->x;
2689	tmp->y -= src->y;	2544	tmp->y -= src->y;
		2545
2690	if (!part->head)	2546	if (!part->head)
2691	{	2547	{
2692	dst = tmp;	2548	dst = tmp;
2693	tmp->head = NULL;	2549	tmp->head = 0;
2694	}	2550	}
2695	else	2551	else
2696	{	2552	{
2697	tmp->head = dst;	2553	tmp->head = dst;
2698	}	2554	}
		2555
2699	tmp->more = NULL;	2556	tmp->more = 0;
		2557
2700	if (prev)	2558	if (prev)
2701	prev->more = tmp;	2559	prev->more = tmp;
		2560
2702	prev = tmp;	2561	prev = tmp;
2703	}	2562	}
2704		2563
2705	/*** copy inventory ***/
2706	for (item = src->inv; item; item = item->below)	2564	for (item = src->inv; item; item = item->below)
2707	{
2708	(void) insert_ob_in_ob (object_create_clone (item), dst);	2565	insert_ob_in_ob (object_create_clone (item), dst);
2709	}
2710		2566
2711	return dst;	2567	return dst;
2712	}	2568	}
2713		2569
2714	/* return true if the object was destroyed, 0 otherwise */
2715	int
2716	was_destroyed (const object *op, tag_t old_tag)
2717	{
2718	/* checking for FLAG_FREED isn't necessary, but makes this function more
2719	* robust */
2720	return op->count != old_tag || QUERY_FLAG (op, FLAG_FREED);
2721	}
2722
2723	/* GROS - Creates an object using a string representing its content. */	2570	/* GROS - Creates an object using a string representing its content. */
2724
2725	/* Basically, we save the content of the string to a temp file, then call */	2571	/* Basically, we save the content of the string to a temp file, then call */
2726
2727	/* load_object on it. I admit it is a highly inefficient way to make things, */	2572	/* load_object on it. I admit it is a highly inefficient way to make things, */
2728
2729	/* but it was simple to make and allows reusing the load_object function. */	2573	/* but it was simple to make and allows reusing the load_object function. */
2730
2731	/* Remember not to use load_object_str in a time-critical situation. */	2574	/* Remember not to use load_object_str in a time-critical situation. */
2732
2733	/* Also remember that multiparts objects are not supported for now. */	2575	/* Also remember that multiparts objects are not supported for now. */
2734		2576
2735	object *	2577	object *
2736	load_object_str (const char *obstr)	2578	load_object_str (const char *obstr)
2737	{	2579	{
2738	object *	2580	object *op;
2739	op;
2740	char
2741	filename[MAX_BUF];	2581	char filename[MAX_BUF];
2742		2582
2743	sprintf (filename, "%s/cfloadobstr2044", settings.tmpdir);	2583	sprintf (filename, "%s/cfloadobstr2044", settings.tmpdir);
2744		2584
2745	FILE *
2746	tempfile = fopen (filename, "w");	2585	FILE *tempfile = fopen (filename, "w");
2747		2586
2748	if (tempfile == NULL)	2587	if (tempfile == NULL)
2749	{	2588	{
2750	LOG (llevError, "Error - Unable to access load object temp file\n");	2589	LOG (llevError, "Error - Unable to access load object temp file\n");
2751	return NULL;	2590	return NULL;
2752	};	2591	}
		2592
2753	fprintf (tempfile, obstr);	2593	fprintf (tempfile, obstr);
2754	fclose (tempfile);	2594	fclose (tempfile);
2755		2595
2756	op = get_object ();	2596	op = get_object ();
2757		2597
2758	object_thawer	2598	object_thawer thawer (filename);
2759	thawer (filename);
2760		2599
2761	if (thawer)	2600	if (thawer)
2762	load_object (thawer, op, 0);	2601	load_object (thawer, op, 0);
2763		2602
2764	LOG (llevDebug, " load str completed, object=%s\n", &op->name);	2603	LOG (llevDebug, " load str completed, object=%s\n", &op->name);
…		…
2772	* returns NULL if no match.	2611	* returns NULL if no match.
2773	*/	2612	*/
2774	object *	2613	object *
2775	find_obj_by_type_subtype (const object *who, int type, int subtype)	2614	find_obj_by_type_subtype (const object *who, int type, int subtype)
2776	{	2615	{
2777	object *	2616	object *tmp;
2778	tmp;
2779		2617
2780	for (tmp = who->inv; tmp; tmp = tmp->below)	2618	for (tmp = who->inv; tmp; tmp = tmp->below)
2781	if (tmp->type == type && tmp->subtype == subtype)	2619	if (tmp->type == type && tmp->subtype == subtype)
2782	return tmp;	2620	return tmp;
2783		2621
…		…
2791	* do the desired thing.	2629	* do the desired thing.
2792	*/	2630	*/
2793	key_value *	2631	key_value *
2794	get_ob_key_link (const object *ob, const char *key)	2632	get_ob_key_link (const object *ob, const char *key)
2795	{	2633	{
2796	key_value *	2634	key_value *link;
2797	link;
2798		2635
2799	for (link = ob->key_values; link != NULL; link = link->next)	2636	for (link = ob->key_values; link != NULL; link = link->next)
2800	{
2801	if (link->key == key)	2637	if (link->key == key)
2802	{
2803	return link;	2638	return link;
2804	}
2805	}
2806		2639
2807	return NULL;	2640	return NULL;
2808	}	2641	}
2809		2642
2810	/*	2643	/*
…		…
2815	* The returned string is shared.	2648	* The returned string is shared.
2816	*/	2649	*/
2817	const char *	2650	const char *
2818	get_ob_key_value (const object *op, const char *const key)	2651	get_ob_key_value (const object *op, const char *const key)
2819	{	2652	{
2820	key_value *	2653	key_value *link;
2821	link;	2654	shstr_cmp canonical_key (key);
2822	const char *
2823	canonical_key;
2824		2655
2825	canonical_key = shstr::find (key);
2826
2827	if (canonical_key == NULL)	2656	if (!canonical_key)
2828	{	2657	{
2829	/* 1. There being a field named key on any object	2658	/* 1. There being a field named key on any object
2830	* implies there'd be a shared string to find.	2659	* implies there'd be a shared string to find.
2831	* 2. Since there isn't, no object has this field.	2660	* 2. Since there isn't, no object has this field.
2832	* 3. Therefore, *this* object doesn't have this field.	2661	* 3. Therefore, *this* object doesn't have this field.
2833	*/	2662	*/
2834	return NULL;	2663	return 0;
2835	}	2664	}
2836		2665
2837	/* This is copied from get_ob_key_link() above -	2666	/* This is copied from get_ob_key_link() above -
2838	* only 4 lines, and saves the function call overhead.	2667	* only 4 lines, and saves the function call overhead.
2839	*/	2668	*/
2840	for (link = op->key_values; link != NULL; link = link->next)	2669	for (link = op->key_values; link; link = link->next)
2841	{
2842	if (link->key == canonical_key)	2670	if (link->key == canonical_key)
2843	{
2844	return link->value;	2671	return link->value;
2845	}	2672
2846	}
2847	return NULL;	2673	return 0;
2848	}	2674	}
2849		2675
2850		2676
2851	/*	2677	/*
2852	* Updates the canonical_key in op to value.	2678	* Updates the canonical_key in op to value.
…		…
2888	if (last)	2714	if (last)
2889	last->next = field->next;	2715	last->next = field->next;
2890	else	2716	else
2891	op->key_values = field->next;	2717	op->key_values = field->next;
2892		2718
2893	delete
2894	field;	2719	delete field;
2895	}	2720	}
2896	}	2721	}
2897	return TRUE;	2722	return TRUE;
2898	}	2723	}
2899	/* IF we get here, key doesn't exist */	2724	/* IF we get here, key doesn't exist */
…		…
2934	* Returns TRUE on success.	2759	* Returns TRUE on success.
2935	*/	2760	*/
2936	int	2761	int
2937	set_ob_key_value (object *op, const char *key, const char *value, int add_key)	2762	set_ob_key_value (object *op, const char *key, const char *value, int add_key)
2938	{	2763	{
2939	shstr
2940	key_ (key);	2764	shstr key_ (key);
2941		2765
2942	return set_ob_key_value_s (op, key_, value, add_key);	2766	return set_ob_key_value_s (op, key_, value, add_key);
2943	}	2767	}
		2768
		2769	object::depth_iterator::depth_iterator (object *container)
		2770	: iterator_base (container)
		2771	{
		2772	while (item->inv)
		2773	item = item->inv;
		2774	}
		2775
		2776	void
		2777	object::depth_iterator::next ()
		2778	{
		2779	if (item->below)
		2780	{
		2781	item = item->below;
		2782
		2783	while (item->inv)
		2784	item = item->inv;
		2785	}
		2786	else
		2787	item = item->env;
		2788	}
		2789
		2790	// return a suitable string describing an objetc in enough detail to find it
		2791	const char *
		2792	object::debug_desc (char *info) const
		2793	{
		2794	char info2[256 * 3];
		2795	char *p = info;
		2796
		2797	p += snprintf (p, 256, "%d=\"%s%s%s\"",
		2798	count,
		2799	&name,
		2800	title ? " " : "",
		2801	title ? (const char *)title : "");
		2802
		2803	if (env)
		2804	p += snprintf (p, 256, "(in %s)", env->debug_desc (info2));
		2805
		2806	if (map)
		2807	p += snprintf (p, 256, "(on %s@%d+%d)", map->path, x, y);
		2808
		2809	return info;
		2810	}
		2811
		2812	const char *
		2813	object::debug_desc () const
		2814	{
		2815	static char info[256 * 3];
		2816	return debug_desc (info);
		2817	}
		2818

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