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Comparing deliantra/server/common/object.C (file contents):
Revision 1.25 by root, Mon Sep 11 01:16:20 2006 UTC vs.
Revision 1.57 by root, Sun Dec 3 02:46:33 2006 UTC

1
2/*
3 * static char *rcsid_object_c =
4 * "$Id: object.C,v 1.25 2006/09/11 01:16:20 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
43int nrofallocobjects = 0; 35int nrofallocobjects = 0;
36static UUID uuid;
37const uint64 UUID_SKIP = 1<<19;
44 38
45object *objects; /* Pointer to the list of used objects */
46object *active_objects; /* List of active objects that need to be processed */ 39object *active_objects; /* List of active objects that need to be processed */
47 40
48short 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, 41short 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};
57int freedir[SIZEOFFREE] = { 50int 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
55static void
56write_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
76static void
77read_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: %lld\n", uid);
110 fclose (fp);
111}
112
113UUID
114gen_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
126void
127init_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. */
63static int 133static int
64compare_ob_value_lists_one (const object *wants, const object *has) 134compare_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 */
254signed long 324long
255sum_weight (object *op) 325sum_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
306void 379char *
307dump_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
360void
361dump_object (object *op) 380dump_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
372void 385 object_freezer freezer;
373dump_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
408object * 414object *
409find_object (tag_t i) 415find_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
425object * 430object *
426find_object_name (const char *str) 431find_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
455object *
456get_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
469void
470clear_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 */
486void 453void
487set_owner (object *op, object *owner) 454object::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 */
524void
525copy_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
584void object::clone (object *destination) 531void 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
598void
599clear_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
634void 548void
635copy_object (object *op2, object *op) 549copy_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);
698/* 612/*
699 * Updates the speed of an object. If the speed changes from 0 to another 613 * 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. 614 * 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. 615 * This function needs to be called whenever the speed of an object changes.
702 */ 616 */
703
704void 617void
705update_ob_speed (object *op) 618update_ob_speed (object *op)
706{ 619{
707 extern int arch_init; 620 extern int arch_init;
708 621
717 abort (); 630 abort ();
718#else 631#else
719 op->speed = 0; 632 op->speed = 0;
720#endif 633#endif
721 } 634 }
635
722 if (arch_init) 636 if (arch_init)
723 {
724 return; 637 return;
725 } 638
726 if (FABS (op->speed) > MIN_ACTIVE_SPEED) 639 if (FABS (op->speed) > MIN_ACTIVE_SPEED)
727 { 640 {
728 /* If already on active list, don't do anything */ 641 /* If already on active list, don't do anything */
729 if (op->active_next || op->active_prev || op == active_objects) 642 if (op->active_next || op->active_prev || op == active_objects)
730 return; 643 return;
731 644
732 /* process_events() expects us to insert the object at the beginning 645 /* process_events() expects us to insert the object at the beginning
733 * of the list. */ 646 * of the list. */
734 op->active_next = active_objects; 647 op->active_next = active_objects;
648
735 if (op->active_next != NULL) 649 if (op->active_next != NULL)
736 op->active_next->active_prev = op; 650 op->active_next->active_prev = op;
651
737 active_objects = op; 652 active_objects = op;
738 } 653 }
739 else 654 else
740 { 655 {
741 /* If not on the active list, nothing needs to be done */ 656 /* If not on the active list, nothing needs to be done */
743 return; 658 return;
744 659
745 if (op->active_prev == NULL) 660 if (op->active_prev == NULL)
746 { 661 {
747 active_objects = op->active_next; 662 active_objects = op->active_next;
663
748 if (op->active_next != NULL) 664 if (op->active_next != NULL)
749 op->active_next->active_prev = NULL; 665 op->active_next->active_prev = NULL;
750 } 666 }
751 else 667 else
752 { 668 {
753 op->active_prev->active_next = op->active_next; 669 op->active_prev->active_next = op->active_next;
670
754 if (op->active_next) 671 if (op->active_next)
755 op->active_next->active_prev = op->active_prev; 672 op->active_next->active_prev = op->active_prev;
756 } 673 }
674
757 op->active_next = NULL; 675 op->active_next = NULL;
758 op->active_prev = NULL; 676 op->active_prev = NULL;
759 } 677 }
760} 678}
761 679
891 /* if the object is being removed, we can't make intelligent 809 /* if the object is being removed, we can't make intelligent
892 * decisions, because remove_ob can't really pass the object 810 * decisions, because remove_ob can't really pass the object
893 * that is being removed. 811 * that is being removed.
894 */ 812 */
895 else if (action == UP_OBJ_CHANGE || action == UP_OBJ_REMOVE) 813 else if (action == UP_OBJ_CHANGE || action == UP_OBJ_REMOVE)
896 {
897 update_now = 1; 814 update_now = 1;
898 }
899 else if (action == UP_OBJ_FACE) 815 else if (action == UP_OBJ_FACE)
900 {
901 /* Nothing to do for that case */ 816 /* Nothing to do for that case */ ;
902 }
903 else 817 else
904 {
905 LOG (llevError, "update_object called with invalid action: %d\n", action); 818 LOG (llevError, "update_object called with invalid action: %d\n", action);
906 }
907 819
908 if (update_now) 820 if (update_now)
909 { 821 {
910 SET_MAP_FLAGS (op->map, op->x, op->y, flags | P_NO_ERROR | P_NEED_UPDATE); 822 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); 823 update_position (op->map, op->x, op->y);
913 825
914 if (op->more != NULL) 826 if (op->more != NULL)
915 update_object (op->more, action); 827 update_object (op->more, action);
916} 828}
917 829
918static unordered_vector<object *> mortals; 830object::vector object::mortals;
919static std::vector<object *> freed; 831object::vector object::objects; // not yet used
832object *object::first;
920 833
921void object::free_mortals () 834void object::free_mortals ()
922{ 835{
923 for (unordered_vector<object *>::iterator i = mortals.begin (); i != mortals.end (); ) 836 for (AUTODECL (i, mortals.begin ()); i != mortals.end ();)
924 if (!(*i)->refcount) 837 if ((*i)->refcnt)
838 ++i; // further delay freeing
839 else
925 { 840 {
926 freed.push_back (*i); 841 delete *i;
927 mortals.erase (i); 842 mortals.erase (i);
928 } 843 }
929 else 844
930 ++i; 845 static int lastmortals = 0;//D
846
847 if (mortals.size() != lastmortals && lastmortals > 100)//D
848 {
849 lastmortals = mortals.size ();//D
850 LOG (llevDebug, "%d objects in mortal queue\n", lastmortals);//D
851 }
931} 852}
932 853
933object::object () 854object::object ()
934{ 855{
935 SET_FLAG (this, FLAG_REMOVED); 856 SET_FLAG (this, FLAG_REMOVED);
936 857
937 expmul = 1.0; 858 expmul = 1.0;
938 face = blank_face; 859 face = blank_face;
939 attacked_by_count = -1;
940} 860}
941 861
942object::~object () 862object::~object ()
943{ 863{
944 free_key_values (this); 864 free_key_values (this);
945} 865}
946 866
947void object::link () 867void object::link ()
948{ 868{
949 count = ++ob_count; 869 count = ++ob_count;
870 uuid = gen_uuid ();
950 871
951 prev = 0; 872 prev = 0;
952 next = objects; 873 next = object::first;
953 874
954 if (objects) 875 if (object::first)
955 objects->prev = this; 876 object::first->prev = this;
956 877
957 objects = this; 878 object::first = this;
958} 879}
959 880
960void object::unlink () 881void object::unlink ()
961{ 882{
962 count = 0; 883 if (this == object::first)
884 object::first = next;
963 885
964 /* Remove this object from the list of used objects */ 886 /* Remove this object from the list of used objects */
965 if (prev)
966 {
967 prev->next = next; 887 if (prev) prev->next = next;
888 if (next) next->prev = prev;
889
968 prev = 0; 890 prev = 0;
969 }
970
971 if (next)
972 {
973 next->prev = prev;
974 next = 0; 891 next = 0;
975 }
976
977 if (this == objects)
978 objects = next;
979} 892}
980 893
981object *object::create () 894object *object::create ()
982{ 895{
983 object *op;
984
985 if (freed.empty ())
986 op = new object; 896 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 (); 897 op->link ();
996 return op; 898 return op;
997} 899}
998 900
999/* 901/*
1001 * it from the list of used objects, and puts it on the list of 903 * 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. 904 * free objects. The IS_FREED() flag is set in the object.
1003 * The object must have been removed by remove_ob() first for 905 * The object must have been removed by remove_ob() first for
1004 * this function to succeed. 906 * this function to succeed.
1005 * 907 *
1006 * If free_inventory is set, free inventory as well. Else drop items in 908 * If destroy_inventory is set, free inventory as well. Else drop items in
1007 * inventory to the ground. 909 * inventory to the ground.
1008 */ 910 */
1009void object::free (bool free_inventory) 911void object::destroy (bool destroy_inventory)
1010{ 912{
913 if (QUERY_FLAG (this, FLAG_FREED))
914 return;
915
916 if (QUERY_FLAG (this, FLAG_FRIENDLY))
917 remove_friendly_object (this);
918
1011 if (!QUERY_FLAG (this, FLAG_REMOVED)) 919 if (!QUERY_FLAG (this, FLAG_REMOVED))
1012 { 920 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 921
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)) 922 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 923
1033 if (more) 924 if (more)
1034 { 925 {
1035 more->free (free_inventory); 926 more->destroy (destroy_inventory);
1036 more = 0; 927 more = 0;
1037 } 928 }
1038 929
1039 if (inv) 930 if (inv)
1040 { 931 {
1041 /* Only if the space blocks everything do we not process - 932 /* Only if the space blocks everything do we not process -
1042 * if some form of movement is allowed, let objects 933 * if some form of movement is allowed, let objects
1043 * drop on that space. 934 * drop on that space.
1044 */ 935 */
1045 if (free_inventory || !map || map->in_memory != MAP_IN_MEMORY || (GET_MAP_MOVE_BLOCK (map, x, y) == MOVE_ALL)) 936 if (destroy_inventory || !map || map->in_memory != MAP_IN_MEMORY || GET_MAP_MOVE_BLOCK (map, x, y) == MOVE_ALL)
1046 { 937 {
1047 object * 938 object *op = inv;
1048 op = inv;
1049 939
1050 while (op) 940 while (op)
1051 { 941 {
1052 object *
1053 tmp = op->below; 942 object *tmp = op->below;
1054
1055 remove_ob (op);
1056 op->free (free_inventory); 943 op->destroy (destroy_inventory);
1057 op = tmp; 944 op = tmp;
1058 } 945 }
1059 } 946 }
1060 else 947 else
1061 { /* Put objects in inventory onto this space */ 948 { /* Put objects in inventory onto this space */
1062 object * 949 object *op = inv;
1063 op = inv;
1064 950
1065 while (op) 951 while (op)
1066 { 952 {
1067 object *
1068 tmp = op->below; 953 object *tmp = op->below;
1069 954
1070 remove_ob (op); 955 remove_ob (op);
1071 956
1072 if (QUERY_FLAG (op, FLAG_STARTEQUIP) 957 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)) 958 || QUERY_FLAG (op, FLAG_NO_DROP) || op->type == RUNE || op->type == TRAP || QUERY_FLAG (op, FLAG_IS_A_TEMPLATE))
1082 op = tmp; 967 op = tmp;
1083 } 968 }
1084 } 969 }
1085 } 970 }
1086 971
1087 clear_owner (this); 972 // hack to ensure that freed objects still have a valid map
973 {
974 static maptile *freed_map; // freed objects are moved here to avoid crashes
975
976 if (!freed_map)
977 {
978 freed_map = new maptile;
979
980 freed_map->name = "/internal/freed_objects_map";
981 freed_map->width = 3;
982 freed_map->height = 3;
983
984 freed_map->allocate ();
985 }
986
987 map = freed_map;
988 x = 1;
989 y = 1;
990 }
991
992 // clear those pointers that likely might have circular references to us
993 owner = 0;
994 enemy = 0;
995 attacked_by = 0;
996
997 // only relevant for players(?), but make sure of it anyways
998 contr = 0;
1088 999
1089 /* Remove object from the active list */ 1000 /* Remove object from the active list */
1090 speed = 0; 1001 speed = 0;
1091 update_ob_speed (this); 1002 update_ob_speed (this);
1092 1003
1093 unlink (); 1004 unlink ();
1094 1005
1095 SET_FLAG (this, FLAG_FREED);
1096
1097 mortals.push_back (this); 1006 mortals.push_back (this);
1098} 1007}
1099 1008
1100/* 1009/*
1101 * sub_weight() recursively (outwards) subtracts a number from the 1010 * sub_weight() recursively (outwards) subtracts a number from the
1106sub_weight (object *op, signed long weight) 1015sub_weight (object *op, signed long weight)
1107{ 1016{
1108 while (op != NULL) 1017 while (op != NULL)
1109 { 1018 {
1110 if (op->type == CONTAINER) 1019 if (op->type == CONTAINER)
1111 {
1112 weight = (signed long) (weight * (100 - op->stats.Str) / 100); 1020 weight = (signed long) (weight * (100 - op->stats.Str) / 100);
1113 } 1021
1114 op->carrying -= weight; 1022 op->carrying -= weight;
1115 op = op->env; 1023 op = op->env;
1116 } 1024 }
1117} 1025}
1118 1026
1126 */ 1034 */
1127 1035
1128void 1036void
1129remove_ob (object *op) 1037remove_ob (object *op)
1130{ 1038{
1039 object *tmp, *last = 0;
1131 object * 1040 object *otmp;
1132 tmp, * 1041
1133 last = NULL;
1134 object *
1135 otmp;
1136 tag_t
1137 tag;
1138 int
1139 check_walk_off; 1042 int check_walk_off;
1140 mapstruct * 1043 maptile *m;
1141 m;
1142 sint16
1143 x,
1144 y;
1145 1044
1045 sint16 x, y;
1146 1046
1147 if (QUERY_FLAG (op, FLAG_REMOVED)) 1047 if (QUERY_FLAG (op, FLAG_REMOVED))
1148 { 1048 return;
1149 dump_object (op);
1150 LOG (llevError, "Trying to remove removed object.\n%s\n", errmsg);
1151 1049
1152 /* Changed it to always dump core in this case. As has been learned 1050 SET_FLAG (op, FLAG_REMOVED);
1153 * in the past, trying to recover from errors almost always 1051
1154 * make things worse, and this is a real error here - something
1155 * that should not happen.
1156 * Yes, if this was a mission critical app, trying to do something
1157 * to recover may make sense, but that is because failure of the app
1158 * may have other disastrous problems. Cf runs out of a script
1159 * so is easily enough restarted without any real problems.
1160 * MSW 2001-07-01
1161 */
1162 abort ();
1163 }
1164 if (op->more != NULL) 1052 if (op->more != NULL)
1165 remove_ob (op->more); 1053 remove_ob (op->more);
1166
1167 SET_FLAG (op, FLAG_REMOVED);
1168 1054
1169 /* 1055 /*
1170 * In this case, the object to be removed is in someones 1056 * In this case, the object to be removed is in someones
1171 * inventory. 1057 * inventory.
1172 */ 1058 */
1198 */ 1084 */
1199 op->x = op->env->x, op->y = op->env->y; 1085 op->x = op->env->x, op->y = op->env->y;
1200 op->map = op->env->map; 1086 op->map = op->env->map;
1201 op->above = NULL, op->below = NULL; 1087 op->above = NULL, op->below = NULL;
1202 op->env = NULL; 1088 op->env = NULL;
1203 return; 1089 }
1090 else if (op->map)
1204 } 1091 {
1205
1206 /* If we get here, we are removing it from a map */
1207 if (op->map == NULL)
1208 return;
1209
1210 x = op->x; 1092 x = op->x;
1211 y = op->y; 1093 y = op->y;
1212 m = get_map_from_coord (op->map, &x, &y); 1094 m = get_map_from_coord (op->map, &x, &y);
1213 1095
1214 if (!m) 1096 if (!m)
1215 { 1097 {
1216 LOG (llevError, "remove_ob called when object was on map but appears to not be within valid coordinates? %s (%d,%d)\n", 1098 LOG (llevError, "remove_ob called when object was on map but appears to not be within valid coordinates? %s (%d,%d)\n",
1217 op->map->path, op->x, op->y); 1099 op->map->path, op->x, op->y);
1218 /* in old days, we used to set x and y to 0 and continue. 1100 /* in old days, we used to set x and y to 0 and continue.
1219 * it seems if we get into this case, something is probablye 1101 * it seems if we get into this case, something is probablye
1220 * screwed up and should be fixed. 1102 * screwed up and should be fixed.
1103 */
1104 abort ();
1105 }
1106
1107 if (op->map != m)
1108 LOG (llevDebug, "remove_ob: Object not really on map it claimed to be on? %s != %s, %d,%d != %d,%d\n",
1109 op->map->path, m->path, op->x, op->y, x, y);
1110
1111 /* Re did the following section of code - it looks like it had
1112 * lots of logic for things we no longer care about
1221 */ 1113 */
1222 abort ();
1223 }
1224 if (op->map != m)
1225 {
1226 LOG (llevDebug, "remove_ob: Object not really on map it claimed to be on? %s != %s, %d,%d != %d,%d\n",
1227 op->map->path, m->path, op->x, op->y, x, y);
1228 }
1229 1114
1230 /* Re did the following section of code - it looks like it had
1231 * lots of logic for things we no longer care about
1232 */
1233
1234 /* link the object above us */ 1115 /* link the object above us */
1235 if (op->above) 1116 if (op->above)
1236 op->above->below = op->below; 1117 op->above->below = op->below;
1237 else 1118 else
1238 SET_MAP_TOP (m, x, y, op->below); /* we were top, set new top */ 1119 SET_MAP_TOP (m, x, y, op->below); /* we were top, set new top */
1239 1120
1240 /* Relink the object below us, if there is one */ 1121 /* Relink the object below us, if there is one */
1241 if (op->below) 1122 if (op->below)
1242 {
1243 op->below->above = op->above; 1123 op->below->above = op->above;
1244 }
1245 else 1124 else
1246 { 1125 {
1247 /* Nothing below, which means we need to relink map object for this space 1126 /* Nothing below, which means we need to relink map object for this space
1248 * use translated coordinates in case some oddness with map tiling is 1127 * use translated coordinates in case some oddness with map tiling is
1249 * evident 1128 * evident
1250 */
1251 if (GET_MAP_OB (m, x, y) != op)
1252 {
1253 dump_object (op);
1254 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",
1255 errmsg);
1256 dump_object (GET_MAP_OB (m, x, y));
1257 LOG (llevError, "%s\n", errmsg);
1258 }
1259 SET_MAP_OB (m, x, y, op->above); /* goes on above it. */
1260 }
1261 op->above = NULL;
1262 op->below = NULL;
1263
1264 if (op->map->in_memory == MAP_SAVING)
1265 return;
1266
1267 tag = op->count;
1268 check_walk_off = !QUERY_FLAG (op, FLAG_NO_APPLY);
1269 for (tmp = GET_MAP_OB (m, x, y); tmp != NULL; tmp = tmp->above)
1270 {
1271 /* No point updating the players look faces if he is the object
1272 * being removed.
1273 */
1274
1275 if (tmp->type == PLAYER && tmp != op)
1276 {
1277 /* If a container that the player is currently using somehow gets
1278 * removed (most likely destroyed), update the player view
1279 * appropriately.
1280 */ 1129 */
1281 if (tmp->container == op) 1130 if (GET_MAP_OB (m, x, y) != op)
1282 { 1131 {
1283 CLEAR_FLAG (op, FLAG_APPLIED); 1132 char *dump = dump_object (op);
1284 tmp->container = NULL; 1133 LOG (llevError,
1134 "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);
1135 free (dump);
1136 dump = dump_object (GET_MAP_OB (m, x, y));
1137 LOG (llevError, "%s\n", dump);
1138 free (dump);
1285 } 1139 }
1286 tmp->contr->socket.update_look = 1; 1140
1287 } 1141 SET_MAP_OB (m, x, y, op->above); /* goes on above it. */
1288 /* See if player moving off should effect something */
1289 if (check_walk_off && ((op->move_type & tmp->move_off) && (op->move_type & ~tmp->move_off & ~tmp->move_block) == 0))
1290 { 1142 }
1291 1143
1292 move_apply (tmp, op, NULL); 1144 op->above = 0;
1293 if (was_destroyed (op, tag)) 1145 op->below = 0;
1146
1147 if (op->map->in_memory == MAP_SAVING)
1148 return;
1149
1150 check_walk_off = !QUERY_FLAG (op, FLAG_NO_APPLY);
1151
1152 for (tmp = GET_MAP_OB (m, x, y); tmp != NULL; tmp = tmp->above)
1153 {
1154 /* No point updating the players look faces if he is the object
1155 * being removed.
1156 */
1157
1158 if (tmp->type == PLAYER && tmp != op)
1294 { 1159 {
1295 LOG (llevError, "BUG: remove_ob(): name %s, archname %s destroyed " "leaving object\n", &tmp->name, &tmp->arch->name); 1160 /* If a container that the player is currently using somehow gets
1161 * removed (most likely destroyed), update the player view
1162 * appropriately.
1163 */
1164 if (tmp->container == op)
1165 {
1166 CLEAR_FLAG (op, FLAG_APPLIED);
1167 tmp->container = NULL;
1168 }
1169
1170 tmp->contr->socket.update_look = 1;
1296 } 1171 }
1172
1173 /* See if player moving off should effect something */
1174 if (check_walk_off
1175 && ((op->move_type & tmp->move_off)
1176 && (op->move_type & ~tmp->move_off & ~tmp->move_block) == 0))
1177 {
1178 move_apply (tmp, op, NULL);
1179
1180 if (op->destroyed ())
1181 LOG (llevError, "BUG: remove_ob(): name %s, destroyed leaving object\n", tmp->debug_desc ());
1297 } 1182 }
1298 1183
1299 /* Eneq(@csd.uu.se): Fixed this to skip tmp->above=tmp */ 1184 /* Eneq(@csd.uu.se): Fixed this to skip tmp->above=tmp */
1300 1185
1301 if (tmp->above == tmp) 1186 if (tmp->above == tmp)
1302 tmp->above = NULL; 1187 tmp->above = NULL;
1188
1303 last = tmp; 1189 last = tmp;
1304 } 1190 }
1191
1305 /* last == NULL of there are no objects on this space */ 1192 /* last == NULL of there are no objects on this space */
1306 if (last == NULL) 1193 if (last == NULL)
1307 { 1194 {
1308 /* set P_NEED_UPDATE, otherwise update_position will complain. In theory, 1195 /* set P_NEED_UPDATE, otherwise update_position will complain. In theory,
1309 * we could preserve the flags (GET_MAP_FLAGS), but update_position figures 1196 * we could preserve the flags (GET_MAP_FLAGS), but update_position figures
1310 * those out anyways, and if there are any flags set right now, they won't 1197 * those out anyways, and if there are any flags set right now, they won't
1311 * be correct anyways. 1198 * be correct anyways.
1312 */ 1199 */
1313 SET_MAP_FLAGS (op->map, op->x, op->y, P_NEED_UPDATE); 1200 SET_MAP_FLAGS (op->map, op->x, op->y, P_NEED_UPDATE);
1314 update_position (op->map, op->x, op->y); 1201 update_position (op->map, op->x, op->y);
1315 } 1202 }
1316 else 1203 else
1317 update_object (last, UP_OBJ_REMOVE); 1204 update_object (last, UP_OBJ_REMOVE);
1318 1205
1319 if (QUERY_FLAG (op, FLAG_BLOCKSVIEW) || (op->glow_radius != 0)) 1206 if (QUERY_FLAG (op, FLAG_BLOCKSVIEW) || (op->glow_radius != 0))
1320 update_all_los (op->map, op->x, op->y); 1207 update_all_los (op->map, op->x, op->y);
1321 1208 }
1322} 1209}
1323 1210
1324/* 1211/*
1325 * merge_ob(op,top): 1212 * merge_ob(op,top):
1326 * 1213 *
1327 * This function goes through all objects below and including top, and 1214 * This function goes through all objects below and including top, and
1328 * merges op to the first matching object. 1215 * merges op to the first matching object.
1329 * If top is NULL, it is calculated. 1216 * If top is NULL, it is calculated.
1330 * Returns pointer to object if it succeded in the merge, otherwise NULL 1217 * Returns pointer to object if it succeded in the merge, otherwise NULL
1331 */ 1218 */
1332
1333object * 1219object *
1334merge_ob (object *op, object *top) 1220merge_ob (object *op, object *top)
1335{ 1221{
1336 if (!op->nrof) 1222 if (!op->nrof)
1337 return 0; 1223 return 0;
1224
1338 if (top == NULL) 1225 if (top == NULL)
1339 for (top = op; top != NULL && top->above != NULL; top = top->above); 1226 for (top = op; top != NULL && top->above != NULL; top = top->above);
1227
1340 for (; top != NULL; top = top->below) 1228 for (; top != NULL; top = top->below)
1341 { 1229 {
1342 if (top == op) 1230 if (top == op)
1343 continue; 1231 continue;
1344 if (CAN_MERGE (op, top)) 1232 if (CAN_MERGE (op, top))
1350 remove_ob (op); 1238 remove_ob (op);
1351 free_object (op); 1239 free_object (op);
1352 return top; 1240 return top;
1353 } 1241 }
1354 } 1242 }
1243
1355 return NULL; 1244 return 0;
1356} 1245}
1357 1246
1358/* 1247/*
1359 * same as insert_ob_in_map except it handle separate coordinates and do a clean 1248 * same as insert_ob_in_map except it handle separate coordinates and do a clean
1360 * job preparing multi-part monsters 1249 * job preparing multi-part monsters
1361 */ 1250 */
1362object * 1251object *
1363insert_ob_in_map_at (object *op, mapstruct *m, object *originator, int flag, int x, int y) 1252insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y)
1364{ 1253{
1365 object * 1254 object *tmp;
1366 tmp;
1367 1255
1368 if (op->head) 1256 if (op->head)
1369 op = op->head; 1257 op = op->head;
1258
1370 for (tmp = op; tmp; tmp = tmp->more) 1259 for (tmp = op; tmp; tmp = tmp->more)
1371 { 1260 {
1372 tmp->x = x + tmp->arch->clone.x; 1261 tmp->x = x + tmp->arch->clone.x;
1373 tmp->y = y + tmp->arch->clone.y; 1262 tmp->y = y + tmp->arch->clone.y;
1374 } 1263 }
1264
1375 return insert_ob_in_map (op, m, originator, flag); 1265 return insert_ob_in_map (op, m, originator, flag);
1376} 1266}
1377 1267
1378/* 1268/*
1379 * insert_ob_in_map (op, map, originator, flag): 1269 * insert_ob_in_map (op, map, originator, flag):
1395 * NULL if 'op' was destroyed 1285 * NULL if 'op' was destroyed
1396 * just 'op' otherwise 1286 * just 'op' otherwise
1397 */ 1287 */
1398 1288
1399object * 1289object *
1400insert_ob_in_map (object *op, mapstruct *m, object *originator, int flag) 1290insert_ob_in_map (object *op, maptile *m, object *originator, int flag)
1401{ 1291{
1402 object *tmp, *top, *floor = NULL; 1292 object *tmp, *top, *floor = NULL;
1403 sint16 x, y; 1293 sint16 x, y;
1404 1294
1405 if (QUERY_FLAG (op, FLAG_FREED)) 1295 if (QUERY_FLAG (op, FLAG_FREED))
1408 return NULL; 1298 return NULL;
1409 } 1299 }
1410 1300
1411 if (m == NULL) 1301 if (m == NULL)
1412 { 1302 {
1413 dump_object (op); 1303 char *dump = dump_object (op);
1414 LOG (llevError, "Trying to insert in null-map!\n%s\n", errmsg); 1304 LOG (llevError, "Trying to insert in null-map!\n%s\n", dump);
1305 free (dump);
1415 return op; 1306 return op;
1416 } 1307 }
1417 1308
1418 if (out_of_map (m, op->x, op->y)) 1309 if (out_of_map (m, op->x, op->y))
1419 { 1310 {
1420 dump_object (op); 1311 char *dump = dump_object (op);
1421 LOG (llevError, "Trying to insert object outside the map.\n%s\n", errmsg); 1312 LOG (llevError, "Trying to insert object outside the map.\n%s\n", dump);
1422#ifdef MANY_CORES 1313#ifdef MANY_CORES
1423 /* Better to catch this here, as otherwise the next use of this object 1314 /* Better to catch this here, as otherwise the next use of this object
1424 * is likely to cause a crash. Better to find out where it is getting 1315 * is likely to cause a crash. Better to find out where it is getting
1425 * improperly inserted. 1316 * improperly inserted.
1426 */ 1317 */
1427 abort (); 1318 abort ();
1428#endif 1319#endif
1320 free (dump);
1429 return op; 1321 return op;
1430 } 1322 }
1431 1323
1432 if (!QUERY_FLAG (op, FLAG_REMOVED)) 1324 if (!QUERY_FLAG (op, FLAG_REMOVED))
1433 { 1325 {
1434 dump_object (op); 1326 char *dump = dump_object (op);
1435 LOG (llevError, "Trying to insert (map) inserted object.\n%s\n", errmsg); 1327 LOG (llevError, "Trying to insert (map) inserted object.\n%s\n", dump);
1328 free (dump);
1436 return op; 1329 return op;
1437 } 1330 }
1438 1331
1439 if (op->more != NULL) 1332 if (op->more != NULL)
1440 { 1333 {
1441 /* The part may be on a different map. */ 1334 /* The part may be on a different map. */
1442 1335
1443 object *
1444 more = op->more; 1336 object *more = op->more;
1445 1337
1446 /* We really need the caller to normalize coordinates - if 1338 /* We really need the caller to normalize coordinates - if
1447 * we set the map, that doesn't work if the location is within 1339 * we set the map, that doesn't work if the location is within
1448 * a map and this is straddling an edge. So only if coordinate 1340 * a map and this is straddling an edge. So only if coordinate
1449 * is clear wrong do we normalize it. 1341 * is clear wrong do we normalize it.
1450 */ 1342 */
1451 if (OUT_OF_REAL_MAP (more->map, more->x, more->y)) 1343 if (OUT_OF_REAL_MAP (more->map, more->x, more->y))
1452 {
1453 more->map = get_map_from_coord (m, &more->x, &more->y); 1344 more->map = get_map_from_coord (m, &more->x, &more->y);
1454 }
1455 else if (!more->map) 1345 else if (!more->map)
1456 { 1346 {
1457 /* For backwards compatibility - when not dealing with tiled maps, 1347 /* For backwards compatibility - when not dealing with tiled maps,
1458 * more->map should always point to the parent. 1348 * more->map should always point to the parent.
1459 */ 1349 */
1462 1352
1463 if (insert_ob_in_map (more, more->map, originator, flag) == NULL) 1353 if (insert_ob_in_map (more, more->map, originator, flag) == NULL)
1464 { 1354 {
1465 if (!op->head) 1355 if (!op->head)
1466 LOG (llevError, "BUG: insert_ob_in_map(): inserting op->more killed op\n"); 1356 LOG (llevError, "BUG: insert_ob_in_map(): inserting op->more killed op\n");
1357
1467 return NULL; 1358 return NULL;
1468 } 1359 }
1469 } 1360 }
1470 1361
1471 CLEAR_FLAG (op, FLAG_REMOVED); 1362 CLEAR_FLAG (op, FLAG_REMOVED);
1536 1427
1537 while (top != NULL) 1428 while (top != NULL)
1538 { 1429 {
1539 if (QUERY_FLAG (top, FLAG_IS_FLOOR) || QUERY_FLAG (top, FLAG_OVERLAY_FLOOR)) 1430 if (QUERY_FLAG (top, FLAG_IS_FLOOR) || QUERY_FLAG (top, FLAG_OVERLAY_FLOOR))
1540 floor = top; 1431 floor = top;
1432
1541 if (QUERY_FLAG (top, FLAG_NO_PICK) && (top->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !QUERY_FLAG (top, FLAG_IS_FLOOR)) 1433 if (QUERY_FLAG (top, FLAG_NO_PICK) && (top->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !QUERY_FLAG (top, FLAG_IS_FLOOR))
1542 { 1434 {
1543 /* We insert above top, so we want this object below this */ 1435 /* We insert above top, so we want this object below this */
1544 top = top->below; 1436 top = top->below;
1545 break; 1437 break;
1546 } 1438 }
1439
1547 last = top; 1440 last = top;
1548 top = top->above; 1441 top = top->above;
1549 } 1442 }
1443
1550 /* Don't want top to be NULL, so set it to the last valid object */ 1444 /* Don't want top to be NULL, so set it to the last valid object */
1551 top = last; 1445 top = last;
1552 1446
1553 /* We let update_position deal with figuring out what the space 1447 /* We let update_position deal with figuring out what the space
1554 * looks like instead of lots of conditions here. 1448 * looks like instead of lots of conditions here.
1633 * of effect may be sufficient. 1527 * of effect may be sufficient.
1634 */ 1528 */
1635 if (MAP_DARKNESS (op->map) && (op->glow_radius != 0)) 1529 if (MAP_DARKNESS (op->map) && (op->glow_radius != 0))
1636 update_all_los (op->map, op->x, op->y); 1530 update_all_los (op->map, op->x, op->y);
1637 1531
1638
1639 /* updates flags (blocked, alive, no magic, etc) for this map space */ 1532 /* updates flags (blocked, alive, no magic, etc) for this map space */
1640 update_object (op, UP_OBJ_INSERT); 1533 update_object (op, UP_OBJ_INSERT);
1641
1642 1534
1643 /* Don't know if moving this to the end will break anything. However, 1535 /* Don't know if moving this to the end will break anything. However,
1644 * we want to have update_look set above before calling this. 1536 * we want to have update_look set above before calling this.
1645 * 1537 *
1646 * check_move_on() must be after this because code called from 1538 * check_move_on() must be after this because code called from
1671 * op is the object to insert it under: supplies x and the map. 1563 * op is the object to insert it under: supplies x and the map.
1672 */ 1564 */
1673void 1565void
1674replace_insert_ob_in_map (const char *arch_string, object *op) 1566replace_insert_ob_in_map (const char *arch_string, object *op)
1675{ 1567{
1676 object *tmp; 1568 object *
1569 tmp;
1677 object *tmp1; 1570 object *
1571 tmp1;
1678 1572
1679 /* first search for itself and remove any old instances */ 1573 /* first search for itself and remove any old instances */
1680 1574
1681 for (tmp = GET_MAP_OB (op->map, op->x, op->y); tmp != NULL; tmp = tmp->above) 1575 for (tmp = GET_MAP_OB (op->map, op->x, op->y); tmp != NULL; tmp = tmp->above)
1682 { 1576 {
1685 remove_ob (tmp); 1579 remove_ob (tmp);
1686 free_object (tmp); 1580 free_object (tmp);
1687 } 1581 }
1688 } 1582 }
1689 1583
1690 tmp1 = arch_to_object (find_archetype (arch_string)); 1584 tmp1 = arch_to_object (archetype::find (arch_string));
1691 1585
1692 tmp1->x = op->x; 1586 tmp1->x = op->x;
1693 tmp1->y = op->y; 1587 tmp1->y = op->y;
1694 insert_ob_in_map (tmp1, op->map, op, 0); 1588 insert_ob_in_map (tmp1, op->map, op, 0);
1695} 1589}
1713 if (orig_ob->nrof < nr) 1607 if (orig_ob->nrof < nr)
1714 { 1608 {
1715 sprintf (errmsg, "There are only %d %ss.", orig_ob->nrof ? orig_ob->nrof : 1, &orig_ob->name); 1609 sprintf (errmsg, "There are only %d %ss.", orig_ob->nrof ? orig_ob->nrof : 1, &orig_ob->name);
1716 return NULL; 1610 return NULL;
1717 } 1611 }
1612
1718 newob = object_create_clone (orig_ob); 1613 newob = object_create_clone (orig_ob);
1614
1719 if ((orig_ob->nrof -= nr) < 1) 1615 if ((orig_ob->nrof -= nr) < 1)
1720 { 1616 {
1721 if (!is_removed) 1617 if (!is_removed)
1722 remove_ob (orig_ob); 1618 remove_ob (orig_ob);
1723 free_object2 (orig_ob, 1); 1619 free_object2 (orig_ob, 1);
1731 strcpy (errmsg, "Tried to split object whose map is not in memory."); 1627 strcpy (errmsg, "Tried to split object whose map is not in memory.");
1732 LOG (llevDebug, "Error, Tried to split object whose map is not in memory.\n"); 1628 LOG (llevDebug, "Error, Tried to split object whose map is not in memory.\n");
1733 return NULL; 1629 return NULL;
1734 } 1630 }
1735 } 1631 }
1632
1736 newob->nrof = nr; 1633 newob->nrof = nr;
1737 1634
1738 return newob; 1635 return newob;
1739} 1636}
1740 1637
1747 */ 1644 */
1748 1645
1749object * 1646object *
1750decrease_ob_nr (object *op, uint32 i) 1647decrease_ob_nr (object *op, uint32 i)
1751{ 1648{
1752 object * 1649 object *tmp;
1753 tmp;
1754 player * 1650 player *pl;
1755 pl;
1756 1651
1757 if (i == 0) /* objects with op->nrof require this check */ 1652 if (i == 0) /* objects with op->nrof require this check */
1758 return op; 1653 return op;
1759 1654
1760 if (i > op->nrof) 1655 if (i > op->nrof)
1761 i = op->nrof; 1656 i = op->nrof;
1762 1657
1763 if (QUERY_FLAG (op, FLAG_REMOVED)) 1658 if (QUERY_FLAG (op, FLAG_REMOVED))
1764 {
1765 op->nrof -= i; 1659 op->nrof -= i;
1766 }
1767 else if (op->env != NULL) 1660 else if (op->env != NULL)
1768 { 1661 {
1769 /* is this object in the players inventory, or sub container 1662 /* is this object in the players inventory, or sub container
1770 * therein? 1663 * therein?
1771 */ 1664 */
1806 } 1699 }
1807 } 1700 }
1808 } 1701 }
1809 else 1702 else
1810 { 1703 {
1811 object *
1812 above = op->above; 1704 object *above = op->above;
1813 1705
1814 if (i < op->nrof) 1706 if (i < op->nrof)
1815 {
1816 op->nrof -= i; 1707 op->nrof -= i;
1817 }
1818 else 1708 else
1819 { 1709 {
1820 remove_ob (op); 1710 remove_ob (op);
1821 op->nrof = 0; 1711 op->nrof = 0;
1822 } 1712 }
1713
1823 /* Since we just removed op, op->above is null */ 1714 /* Since we just removed op, op->above is null */
1824 for (tmp = above; tmp != NULL; tmp = tmp->above) 1715 for (tmp = above; tmp != NULL; tmp = tmp->above)
1825 if (tmp->type == PLAYER) 1716 if (tmp->type == PLAYER)
1826 { 1717 {
1827 if (op->nrof) 1718 if (op->nrof)
1830 esrv_del_item (tmp->contr, op->count); 1721 esrv_del_item (tmp->contr, op->count);
1831 } 1722 }
1832 } 1723 }
1833 1724
1834 if (op->nrof) 1725 if (op->nrof)
1835 {
1836 return op; 1726 return op;
1837 }
1838 else 1727 else
1839 { 1728 {
1840 free_object (op); 1729 free_object (op);
1841 return NULL; 1730 return NULL;
1842 } 1731 }
1851add_weight (object *op, signed long weight) 1740add_weight (object *op, signed long weight)
1852{ 1741{
1853 while (op != NULL) 1742 while (op != NULL)
1854 { 1743 {
1855 if (op->type == CONTAINER) 1744 if (op->type == CONTAINER)
1856 {
1857 weight = (signed long) (weight * (100 - op->stats.Str) / 100); 1745 weight = (signed long) (weight * (100 - op->stats.Str) / 100);
1858 } 1746
1859 op->carrying += weight; 1747 op->carrying += weight;
1860 op = op->env; 1748 op = op->env;
1861 } 1749 }
1862} 1750}
1863 1751
1882 tmp, * 1770 tmp, *
1883 otmp; 1771 otmp;
1884 1772
1885 if (!QUERY_FLAG (op, FLAG_REMOVED)) 1773 if (!QUERY_FLAG (op, FLAG_REMOVED))
1886 { 1774 {
1887 dump_object (op); 1775 char *dump = dump_object (op);
1888 LOG (llevError, "Trying to insert (ob) inserted object.\n%s\n", errmsg); 1776 LOG (llevError, "Trying to insert (ob) inserted object.\n%s\n", dump);
1777 free (dump);
1889 return op; 1778 return op;
1890 } 1779 }
1780
1891 if (where == NULL) 1781 if (where == NULL)
1892 { 1782 {
1893 dump_object (op); 1783 char *dump = dump_object (op);
1894 LOG (llevError, "Trying to put object in NULL.\n%s\n", errmsg); 1784 LOG (llevError, "Trying to put object in NULL.\n%s\n", dump);
1785 free (dump);
1895 return op; 1786 return op;
1896 } 1787 }
1788
1897 if (where->head) 1789 if (where->head)
1898 { 1790 {
1899 LOG (llevDebug, "Warning: Tried to insert object wrong part of multipart object.\n"); 1791 LOG (llevDebug, "Warning: Tried to insert object wrong part of multipart object.\n");
1900 where = where->head; 1792 where = where->head;
1901 } 1793 }
1794
1902 if (op->more) 1795 if (op->more)
1903 { 1796 {
1904 LOG (llevError, "Tried to insert multipart object %s (%d)\n", &op->name, op->count); 1797 LOG (llevError, "Tried to insert multipart object %s (%d)\n", &op->name, op->count);
1905 return op; 1798 return op;
1906 } 1799 }
1800
1907 CLEAR_FLAG (op, FLAG_OBJ_ORIGINAL); 1801 CLEAR_FLAG (op, FLAG_OBJ_ORIGINAL);
1908 CLEAR_FLAG (op, FLAG_REMOVED); 1802 CLEAR_FLAG (op, FLAG_REMOVED);
1909 if (op->nrof) 1803 if (op->nrof)
1910 { 1804 {
1911 for (tmp = where->inv; tmp != NULL; tmp = tmp->below) 1805 for (tmp = where->inv; tmp != NULL; tmp = tmp->below)
1996 */ 1890 */
1997 1891
1998int 1892int
1999check_move_on (object *op, object *originator) 1893check_move_on (object *op, object *originator)
2000{ 1894{
2001 object * 1895 object *tmp;
2002 tmp; 1896 maptile *m = op->map;
2003 tag_t
2004 tag;
2005 mapstruct *
2006 m = op->map;
2007 int
2008 x = op->x, y = op->y; 1897 int x = op->x, y = op->y;
2009 MoveType 1898
2010 move_on, 1899 MoveType move_on, move_slow, move_block;
2011 move_slow,
2012 move_block;
2013 1900
2014 if (QUERY_FLAG (op, FLAG_NO_APPLY)) 1901 if (QUERY_FLAG (op, FLAG_NO_APPLY))
2015 return 0; 1902 return 0;
2016
2017 tag = op->count;
2018 1903
2019 move_on = GET_MAP_MOVE_ON (op->map, op->x, op->y); 1904 move_on = GET_MAP_MOVE_ON (op->map, op->x, op->y);
2020 move_slow = GET_MAP_MOVE_SLOW (op->map, op->x, op->y); 1905 move_slow = GET_MAP_MOVE_SLOW (op->map, op->x, op->y);
2021 move_block = GET_MAP_MOVE_BLOCK (op->map, op->x, op->y); 1906 move_block = GET_MAP_MOVE_BLOCK (op->map, op->x, op->y);
2022 1907
2047 * we don't need to check all of them. 1932 * we don't need to check all of them.
2048 */ 1933 */
2049 if ((tmp->move_type & MOVE_FLY_LOW) && QUERY_FLAG (tmp, FLAG_NO_PICK)) 1934 if ((tmp->move_type & MOVE_FLY_LOW) && QUERY_FLAG (tmp, FLAG_NO_PICK))
2050 break; 1935 break;
2051 } 1936 }
1937
2052 for (; tmp != NULL; tmp = tmp->below) 1938 for (; tmp; tmp = tmp->below)
2053 { 1939 {
2054 if (tmp == op) 1940 if (tmp == op)
2055 continue; /* Can't apply yourself */ 1941 continue; /* Can't apply yourself */
2056 1942
2057 /* Check to see if one of the movement types should be slowed down. 1943 /* Check to see if one of the movement types should be slowed down.
2065 if ((!op->move_type && tmp->move_slow & MOVE_WALK) || 1951 if ((!op->move_type && tmp->move_slow & MOVE_WALK) ||
2066 ((op->move_type & tmp->move_slow) && (op->move_type & ~tmp->move_slow & ~tmp->move_block) == 0)) 1952 ((op->move_type & tmp->move_slow) && (op->move_type & ~tmp->move_slow & ~tmp->move_block) == 0))
2067 { 1953 {
2068 1954
2069 float 1955 float
2070 diff;
2071
2072 diff = tmp->move_slow_penalty * FABS (op->speed); 1956 diff = tmp->move_slow_penalty * FABS (op->speed);
1957
2073 if (op->type == PLAYER) 1958 if (op->type == PLAYER)
2074 {
2075 if ((QUERY_FLAG (tmp, FLAG_IS_HILLY) && find_skill_by_number (op, SK_CLIMBING)) || 1959 if ((QUERY_FLAG (tmp, FLAG_IS_HILLY) && find_skill_by_number (op, SK_CLIMBING)) ||
2076 (QUERY_FLAG (tmp, FLAG_IS_WOODED) && find_skill_by_number (op, SK_WOODSMAN))) 1960 (QUERY_FLAG (tmp, FLAG_IS_WOODED) && find_skill_by_number (op, SK_WOODSMAN)))
2077 {
2078 diff /= 4.0; 1961 diff /= 4.0;
2079 } 1962
2080 }
2081 op->speed_left -= diff; 1963 op->speed_left -= diff;
2082 } 1964 }
2083 } 1965 }
2084 1966
2085 /* Basically same logic as above, except now for actual apply. */ 1967 /* Basically same logic as above, except now for actual apply. */
2086 if ((!op->move_type && tmp->move_on & MOVE_WALK) || 1968 if ((!op->move_type && tmp->move_on & MOVE_WALK) ||
2087 ((op->move_type & tmp->move_on) && (op->move_type & ~tmp->move_on & ~tmp->move_block) == 0)) 1969 ((op->move_type & tmp->move_on) && (op->move_type & ~tmp->move_on & ~tmp->move_block) == 0))
2088 { 1970 {
2089
2090 move_apply (tmp, op, originator); 1971 move_apply (tmp, op, originator);
1972
2091 if (was_destroyed (op, tag)) 1973 if (op->destroyed ())
2092 return 1; 1974 return 1;
2093 1975
2094 /* what the person/creature stepped onto has moved the object 1976 /* what the person/creature stepped onto has moved the object
2095 * someplace new. Don't process any further - if we did, 1977 * someplace new. Don't process any further - if we did,
2096 * have a feeling strange problems would result. 1978 * have a feeling strange problems would result.
2097 */ 1979 */
2098 if (op->map != m || op->x != x || op->y != y) 1980 if (op->map != m || op->x != x || op->y != y)
2099 return 0; 1981 return 0;
2100 } 1982 }
2101 } 1983 }
1984
2102 return 0; 1985 return 0;
2103} 1986}
2104 1987
2105/* 1988/*
2106 * present_arch(arch, map, x, y) searches for any objects with 1989 * present_arch(arch, map, x, y) searches for any objects with
2107 * a matching archetype at the given map and coordinates. 1990 * a matching archetype at the given map and coordinates.
2108 * The first matching object is returned, or NULL if none. 1991 * The first matching object is returned, or NULL if none.
2109 */ 1992 */
2110 1993
2111object * 1994object *
2112present_arch (const archetype *at, mapstruct *m, int x, int y) 1995present_arch (const archetype *at, maptile *m, int x, int y)
2113{ 1996{
2114 object * 1997 object *
2115 tmp; 1998 tmp;
2116 1999
2117 if (m == NULL || out_of_map (m, x, y)) 2000 if (m == NULL || out_of_map (m, x, y))
2130 * a matching type variable at the given map and coordinates. 2013 * a matching type variable at the given map and coordinates.
2131 * The first matching object is returned, or NULL if none. 2014 * The first matching object is returned, or NULL if none.
2132 */ 2015 */
2133 2016
2134object * 2017object *
2135present (unsigned char type, mapstruct *m, int x, int y) 2018present (unsigned char type, maptile *m, int x, int y)
2136{ 2019{
2137 object * 2020 object *
2138 tmp; 2021 tmp;
2139 2022
2140 if (out_of_map (m, x, y)) 2023 if (out_of_map (m, x, y))
2280 * the archetype because that isn't correct if the monster has been 2163 * the archetype because that isn't correct if the monster has been
2281 * customized, changed states, etc. 2164 * customized, changed states, etc.
2282 */ 2165 */
2283 2166
2284int 2167int
2285find_free_spot (const object *ob, mapstruct *m, int x, int y, int start, int stop) 2168find_free_spot (const object *ob, maptile *m, int x, int y, int start, int stop)
2286{ 2169{
2287 int 2170 int
2288 i, 2171 i,
2289 index = 0, flag; 2172 index = 0, flag;
2290 static int 2173 static int
2311 return -1; 2194 return -1;
2312 return altern[RANDOM () % index]; 2195 return altern[RANDOM () % index];
2313} 2196}
2314 2197
2315/* 2198/*
2316 * find_first_free_spot(archetype, mapstruct, x, y) works like 2199 * find_first_free_spot(archetype, maptile, x, y) works like
2317 * find_free_spot(), but it will search max number of squares. 2200 * find_free_spot(), but it will search max number of squares.
2318 * But it will return the first available spot, not a random choice. 2201 * But it will return the first available spot, not a random choice.
2319 * Changed 0.93.2: Have it return -1 if there is no free spot available. 2202 * Changed 0.93.2: Have it return -1 if there is no free spot available.
2320 */ 2203 */
2321 2204
2322int 2205int
2323find_first_free_spot (const object *ob, mapstruct *m, int x, int y) 2206find_first_free_spot (const object *ob, maptile *m, int x, int y)
2324{ 2207{
2325 int 2208 int
2326 i; 2209 i;
2327 2210
2328 for (i = 0; i < SIZEOFFREE; i++) 2211 for (i = 0; i < SIZEOFFREE; i++)
2392 * because we have to know what movement the thing looking to move 2275 * because we have to know what movement the thing looking to move
2393 * there is capable of. 2276 * there is capable of.
2394 */ 2277 */
2395 2278
2396int 2279int
2397find_dir (mapstruct *m, int x, int y, object *exclude) 2280find_dir (maptile *m, int x, int y, object *exclude)
2398{ 2281{
2399 int 2282 int
2400 i, 2283 i,
2401 max = SIZEOFFREE, mflags; 2284 max = SIZEOFFREE, mflags;
2402 sint16 2285
2403 nx, 2286 sint16 nx, ny;
2404 ny;
2405 object * 2287 object *
2406 tmp; 2288 tmp;
2407 mapstruct * 2289 maptile *
2408 mp; 2290 mp;
2409 MoveType 2291
2410 blocked, 2292 MoveType blocked, move_type;
2411 move_type;
2412 2293
2413 if (exclude && exclude->head) 2294 if (exclude && exclude->head)
2414 { 2295 {
2415 exclude = exclude->head; 2296 exclude = exclude->head;
2416 move_type = exclude->move_type; 2297 move_type = exclude->move_type;
2621 * Modified to be map tile aware -.MSW 2502 * Modified to be map tile aware -.MSW
2622 */ 2503 */
2623 2504
2624 2505
2625int 2506int
2626can_see_monsterP (mapstruct *m, int x, int y, int dir) 2507can_see_monsterP (maptile *m, int x, int y, int dir)
2627{ 2508{
2628 sint16 2509 sint16 dx, dy;
2629 dx,
2630 dy;
2631 int 2510 int
2632 mflags; 2511 mflags;
2633 2512
2634 if (dir < 0) 2513 if (dir < 0)
2635 return 0; /* exit condition: invalid direction */ 2514 return 0; /* exit condition: invalid direction */
2713 if (prev) 2592 if (prev)
2714 prev->more = tmp; 2593 prev->more = tmp;
2715 prev = tmp; 2594 prev = tmp;
2716 } 2595 }
2717 2596
2718 /*** copy inventory ***/
2719 for (item = src->inv; item; item = item->below) 2597 for (item = src->inv; item; item = item->below)
2720 {
2721 (void) insert_ob_in_ob (object_create_clone (item), dst); 2598 insert_ob_in_ob (object_create_clone (item), dst);
2722 }
2723 2599
2724 return dst; 2600 return dst;
2725} 2601}
2726 2602
2727/* return true if the object was destroyed, 0 otherwise */
2728int
2729was_destroyed (const object *op, tag_t old_tag)
2730{
2731 /* checking for FLAG_FREED isn't necessary, but makes this function more
2732 * robust */
2733 return op->count != old_tag || QUERY_FLAG (op, FLAG_FREED);
2734}
2735
2736/* GROS - Creates an object using a string representing its content. */ 2603/* GROS - Creates an object using a string representing its content. */
2737
2738/* Basically, we save the content of the string to a temp file, then call */ 2604/* Basically, we save the content of the string to a temp file, then call */
2739
2740/* load_object on it. I admit it is a highly inefficient way to make things, */ 2605/* load_object on it. I admit it is a highly inefficient way to make things, */
2741
2742/* but it was simple to make and allows reusing the load_object function. */ 2606/* but it was simple to make and allows reusing the load_object function. */
2743
2744/* Remember not to use load_object_str in a time-critical situation. */ 2607/* Remember not to use load_object_str in a time-critical situation. */
2745
2746/* Also remember that multiparts objects are not supported for now. */ 2608/* Also remember that multiparts objects are not supported for now. */
2747 2609
2748object * 2610object *
2749load_object_str (const char *obstr) 2611load_object_str (const char *obstr)
2750{ 2612{
2751 object * 2613 object *op;
2752 op;
2753 char
2754 filename[MAX_BUF]; 2614 char filename[MAX_BUF];
2755 2615
2756 sprintf (filename, "%s/cfloadobstr2044", settings.tmpdir); 2616 sprintf (filename, "%s/cfloadobstr2044", settings.tmpdir);
2757 2617
2758 FILE *
2759 tempfile = fopen (filename, "w"); 2618 FILE *tempfile = fopen (filename, "w");
2760 2619
2761 if (tempfile == NULL) 2620 if (tempfile == NULL)
2762 { 2621 {
2763 LOG (llevError, "Error - Unable to access load object temp file\n"); 2622 LOG (llevError, "Error - Unable to access load object temp file\n");
2764 return NULL; 2623 return NULL;
2765 }; 2624 }
2625
2766 fprintf (tempfile, obstr); 2626 fprintf (tempfile, obstr);
2767 fclose (tempfile); 2627 fclose (tempfile);
2768 2628
2769 op = get_object (); 2629 op = get_object ();
2770 2630
2771 object_thawer 2631 object_thawer thawer (filename);
2772 thawer (filename);
2773 2632
2774 if (thawer) 2633 if (thawer)
2775 load_object (thawer, op, 0); 2634 load_object (thawer, op, 0);
2776 2635
2777 LOG (llevDebug, " load str completed, object=%s\n", &op->name); 2636 LOG (llevDebug, " load str completed, object=%s\n", &op->name);
2785 * returns NULL if no match. 2644 * returns NULL if no match.
2786 */ 2645 */
2787object * 2646object *
2788find_obj_by_type_subtype (const object *who, int type, int subtype) 2647find_obj_by_type_subtype (const object *who, int type, int subtype)
2789{ 2648{
2790 object * 2649 object *tmp;
2791 tmp;
2792 2650
2793 for (tmp = who->inv; tmp; tmp = tmp->below) 2651 for (tmp = who->inv; tmp; tmp = tmp->below)
2794 if (tmp->type == type && tmp->subtype == subtype) 2652 if (tmp->type == type && tmp->subtype == subtype)
2795 return tmp; 2653 return tmp;
2796 2654
2804 * do the desired thing. 2662 * do the desired thing.
2805 */ 2663 */
2806key_value * 2664key_value *
2807get_ob_key_link (const object *ob, const char *key) 2665get_ob_key_link (const object *ob, const char *key)
2808{ 2666{
2809 key_value * 2667 key_value *link;
2810 link;
2811 2668
2812 for (link = ob->key_values; link != NULL; link = link->next) 2669 for (link = ob->key_values; link != NULL; link = link->next)
2813 {
2814 if (link->key == key) 2670 if (link->key == key)
2815 {
2816 return link; 2671 return link;
2817 }
2818 }
2819 2672
2820 return NULL; 2673 return NULL;
2821} 2674}
2822 2675
2823/* 2676/*
2828 * The returned string is shared. 2681 * The returned string is shared.
2829 */ 2682 */
2830const char * 2683const char *
2831get_ob_key_value (const object *op, const char *const key) 2684get_ob_key_value (const object *op, const char *const key)
2832{ 2685{
2833 key_value * 2686 key_value *link;
2834 link; 2687 shstr_cmp canonical_key (key);
2835 const char *
2836 canonical_key;
2837 2688
2838 canonical_key = shstr::find (key);
2839
2840 if (canonical_key == NULL) 2689 if (!canonical_key)
2841 { 2690 {
2842 /* 1. There being a field named key on any object 2691 /* 1. There being a field named key on any object
2843 * implies there'd be a shared string to find. 2692 * implies there'd be a shared string to find.
2844 * 2. Since there isn't, no object has this field. 2693 * 2. Since there isn't, no object has this field.
2845 * 3. Therefore, *this* object doesn't have this field. 2694 * 3. Therefore, *this* object doesn't have this field.
2846 */ 2695 */
2847 return NULL; 2696 return 0;
2848 } 2697 }
2849 2698
2850 /* This is copied from get_ob_key_link() above - 2699 /* This is copied from get_ob_key_link() above -
2851 * only 4 lines, and saves the function call overhead. 2700 * only 4 lines, and saves the function call overhead.
2852 */ 2701 */
2853 for (link = op->key_values; link != NULL; link = link->next) 2702 for (link = op->key_values; link; link = link->next)
2854 {
2855 if (link->key == canonical_key) 2703 if (link->key == canonical_key)
2856 {
2857 return link->value; 2704 return link->value;
2858 } 2705
2859 }
2860 return NULL; 2706 return 0;
2861} 2707}
2862 2708
2863 2709
2864/* 2710/*
2865 * Updates the canonical_key in op to value. 2711 * Updates the canonical_key in op to value.
2901 if (last) 2747 if (last)
2902 last->next = field->next; 2748 last->next = field->next;
2903 else 2749 else
2904 op->key_values = field->next; 2750 op->key_values = field->next;
2905 2751
2906 delete
2907 field; 2752 delete field;
2908 } 2753 }
2909 } 2754 }
2910 return TRUE; 2755 return TRUE;
2911 } 2756 }
2912 /* IF we get here, key doesn't exist */ 2757 /* IF we get here, key doesn't exist */
2947 * Returns TRUE on success. 2792 * Returns TRUE on success.
2948 */ 2793 */
2949int 2794int
2950set_ob_key_value (object *op, const char *key, const char *value, int add_key) 2795set_ob_key_value (object *op, const char *key, const char *value, int add_key)
2951{ 2796{
2952 shstr
2953 key_ (key); 2797 shstr key_ (key);
2954 2798
2955 return set_ob_key_value_s (op, key_, value, add_key); 2799 return set_ob_key_value_s (op, key_, value, add_key);
2956} 2800}
2801
2802object::depth_iterator::depth_iterator (object *container)
2803: iterator_base (container)
2804{
2805 while (item->inv)
2806 item = item->inv;
2807}
2808
2809void
2810object::depth_iterator::next ()
2811{
2812 if (item->below)
2813 {
2814 item = item->below;
2815
2816 while (item->inv)
2817 item = item->inv;
2818 }
2819 else
2820 item = item->env;
2821}
2822
2823// return a suitable string describing an objetc in enough detail to find it
2824const char *
2825object::debug_desc (char *info) const
2826{
2827 char info2[256 * 3];
2828 char *p = info;
2829
2830 p += snprintf (p, 256, "%d=\"%s%s%s\"",
2831 count,
2832 &name,
2833 title ? " " : "",
2834 title ? (const char *)title : "");
2835
2836 if (env)
2837 p += snprintf (p, 256, "(in %s)", env->debug_desc (info2));
2838
2839 if (map)
2840 p += snprintf (p, 256, "(on %s@%d+%d)", map->path, x, y);
2841
2842 return info;
2843}
2844
2845const char *
2846object::debug_desc () const
2847{
2848 static char info[256 * 3];
2849 return debug_desc (info);
2850}
2851

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