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29 | #include <loader.h> |
29 | #include <loader.h> |
30 | |
30 | |
31 | #include <tr1/functional> |
31 | #include <tr1/functional> |
32 | #include <tr1/unordered_map> |
32 | #include <tr1/unordered_map> |
33 | |
33 | |
34 | int arch_init; /* True if doing arch initialization */ |
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35 | |
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36 | /* The naming of these functions is really poor - they are all |
34 | /* The naming of these functions is really poor - they are all |
37 | * pretty much named '.._arch_...', but they may more may not |
35 | * pretty much named '.._arch_...', but they may more may not |
38 | * return archetypes. Some make the arch_to_object call, and thus |
36 | * return archetypes. Some make the arch_to_object call, and thus |
39 | * return an object. Perhaps those should be called 'archob' functions |
37 | * return an object. Perhaps those should be called 'archob' functions |
40 | * to denote they return an object derived from the archetype. |
38 | * to denote they return an object derived from the archetype. |
41 | * MSW 2003-04-29 |
39 | * MSW 2003-04-29 |
42 | */ |
40 | */ |
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41 | |
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42 | bool loading_arch; // ugly flag to object laoder etc. to suppress/request special processing |
43 | |
43 | |
44 | // the hashtable |
44 | // the hashtable |
45 | typedef std::tr1::unordered_map |
45 | typedef std::tr1::unordered_map |
46 | < |
46 | < |
47 | const char *, |
47 | const char *, |
… | |
… | |
50 | str_equal, |
50 | str_equal, |
51 | slice_allocator< std::pair<const char *const, arch_ptr> > |
51 | slice_allocator< std::pair<const char *const, arch_ptr> > |
52 | > HT; |
52 | > HT; |
53 | |
53 | |
54 | static HT ht (5000); |
54 | static HT ht (5000); |
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55 | static std::vector<archetype *> archetypes; |
55 | |
56 | |
56 | /** |
57 | /** |
57 | * GROS - This function retrieves an archetype given the name that appears |
58 | * GROS - This function retrieves an archetype given the name that appears |
58 | * during the game (for example, "writing pen" instead of "stylus"). |
59 | * during the game (for example, "writing pen" instead of "stylus"). |
59 | * It does not use the hashtable system, but browse the whole archlist each time. |
60 | * It does not use the hashtable system, but browse the whole archlist each time. |
… | |
… | |
274 | } |
275 | } |
275 | |
276 | |
276 | return 0; |
277 | return 0; |
277 | } |
278 | } |
278 | |
279 | |
279 | /* |
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280 | * Initialises the internal linked list of archetypes (read from file). |
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281 | * Then the global "empty_archetype" pointer is initialised. |
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282 | * Then the blocksview[] array is initialised. |
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283 | */ |
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284 | |
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285 | void |
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286 | init_archetypes (void) |
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287 | { /* called from add_player() and edit() */ |
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288 | if (first_archetype != NULL) /* Only do this once */ |
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289 | return; |
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290 | |
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291 | arch_init = 1; |
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292 | load_archetypes (); |
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293 | arch_init = 0; |
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294 | empty_archetype = archetype::find ("empty_archetype"); |
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295 | |
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296 | /* init_blocksview();*/ |
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297 | } |
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298 | |
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299 | /* |
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300 | * An alternative way to init the hashtable which is slower, but _works_... |
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301 | */ |
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302 | void |
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303 | init_archetable (void) |
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304 | { |
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305 | LOG (llevDebug, " Setting up archetable...\n"); |
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306 | |
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307 | for (archetype *at = first_archetype; at; at = at->next) |
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308 | for (archetype *bt = at; bt; bt = bt->more) |
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309 | bt->hash_add (); |
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310 | |
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311 | LOG (llevDebug, "done\n"); |
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312 | } |
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313 | |
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314 | void |
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315 | free_all_archs (void) |
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316 | { |
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317 | archetype *at, *next; |
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318 | int i = 0, f = 0; |
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319 | |
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320 | for (at = first_archetype; at; at = next) |
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321 | { |
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322 | if (at->more) |
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323 | next = at->more; |
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324 | else |
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325 | next = at->next; |
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326 | |
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327 | delete |
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328 | at; |
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329 | |
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330 | i++; |
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331 | } |
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332 | |
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333 | LOG (llevDebug, "Freed %d archetypes, %d faces\n", i, f); |
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334 | } |
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335 | |
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336 | archetype::archetype () |
280 | archetype::archetype () |
337 | { |
281 | { |
338 | clone.arch = this; |
282 | clone.arch = this; |
339 | |
283 | |
340 | CLEAR_FLAG (&clone, FLAG_FREED); /* This shouldn't matter, since copy_to */ |
284 | CLEAR_FLAG (&clone, FLAG_FREED); /* This shouldn't matter, since copy_to */ |
… | |
… | |
344 | archetype::~archetype () |
288 | archetype::~archetype () |
345 | { |
289 | { |
346 | //TODO: nuke ->more's |
290 | //TODO: nuke ->more's |
347 | } |
291 | } |
348 | |
292 | |
349 | archetype * |
293 | static void |
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294 | unlink (archetype *at) |
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295 | { |
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296 | if (at->head) |
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297 | at = at->head; |
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298 | |
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299 | // destroy this archetype's link, making singletons out of its parts |
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300 | while (at) |
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301 | { |
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302 | archetype *more = at->more; |
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303 | at->clone.destroy_inv (); |
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304 | at->head = at->more = 0; |
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305 | at = more; |
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306 | } |
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307 | } |
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308 | |
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309 | // dire hack, need to rationalise |
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310 | void |
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311 | overwrite (archetype *at, object *op) |
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312 | { |
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313 | at->clone = *op; |
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314 | |
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315 | at->clone.arch = at; |
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316 | at->clone.inv = op->inv; op->inv = 0; |
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317 | |
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318 | op->destroy (); |
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319 | } |
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320 | |
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321 | bool |
350 | archetype::read (object_thawer &f) |
322 | archetype::load (object_thawer &f) |
351 | { |
323 | { |
352 | assert (f.kw == KW_object); |
324 | assert (f.kw == KW_object); |
353 | |
325 | |
354 | archetype *head = new archetype; |
326 | typedef std::pair<archetype *, object *> part; |
355 | f.get (head->name); |
327 | std::vector<part> parts; |
356 | |
328 | |
357 | if (!head->clone.parse_kv (f)) |
329 | for (;;) |
358 | { |
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359 | delete head; |
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360 | return 0; |
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361 | } |
330 | { |
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331 | archetype *at = get (f.get_str ()); |
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332 | object *op = object::create (); |
362 | |
333 | |
363 | for (archetype *prev = head; f.kw == KW_more; ) |
334 | if (!op->parse_kv (f)) |
364 | { |
335 | goto fail; |
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336 | |
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337 | parts.push_back (std::make_pair (at, op)); |
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338 | |
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339 | if (f.kw != KW_more) |
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340 | break; |
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341 | |
365 | f.next (); |
342 | f.next (); |
366 | |
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367 | assert (f.kw == KW_object); |
343 | assert (f.kw == KW_object); |
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344 | } |
368 | |
345 | |
369 | archetype *more = new archetype; |
346 | { |
370 | f.get (more->name); |
347 | archetype *head = parts.front ().first; |
371 | |
348 | |
372 | if (!more->clone.parse_kv (f)) |
349 | // check that all archetypes belong to the same object or are heads |
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350 | for (AUTODECL (p, parts.begin ()); p != parts.end (); ++p) |
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351 | { |
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352 | archetype *at = p->first; |
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353 | |
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354 | if (at->head != head && at->head) |
373 | { |
355 | { |
374 | delete head; |
356 | LOG (llevError, "%s: unable to overwrite foreign non-head archetype with non-head archetype\n", &at->name); |
375 | return 0; |
357 | goto fail; |
376 | } |
358 | } |
377 | |
359 | |
378 | if (more->clone.x > head->tail_x) head->tail_x = more->clone.x; |
360 | if (at->next && at != head) |
379 | if (more->clone.y > head->tail_y) head->tail_y = more->clone.y; |
361 | { |
380 | |
362 | LOG (llevError, "%s: unable to overwrite foreign head archetype with non-head archetype\n", &at->name); |
381 | more->head = head; |
363 | goto fail; |
382 | more->clone.head = &head->clone; |
364 | } |
383 | prev->more = more; |
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384 | prev->clone.more = &more->clone; |
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385 | |
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386 | prev = more; |
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387 | } |
365 | } |
388 | |
366 | |
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367 | // sever chain of existing head object |
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368 | for (archetype *more, *at = head; at; at = more) |
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369 | { |
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370 | more = at->more; |
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371 | |
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372 | at->head = 0; |
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373 | at->more = 0; |
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374 | } |
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375 | |
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376 | // replace/update head |
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377 | overwrite (head, parts.front ().second); |
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378 | head->tail_x = 0; |
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379 | head->tail_y = 0; |
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380 | |
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381 | // link into list of heads, if not already there |
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382 | if (!head->next) |
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383 | { |
389 | head->next = first_archetype; |
384 | head->next = first_archetype; |
390 | first_archetype = head; |
385 | first_archetype = head; |
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386 | } |
391 | |
387 | |
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388 | // reassemble new chain |
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389 | archetype *prev = head; |
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390 | for (AUTODECL (p, parts.begin () + 1); p != parts.end (); ++p) |
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391 | { |
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392 | archetype *at = p->first; |
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393 | overwrite (at, p->second); |
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394 | |
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395 | if (at->clone.x > head->tail_x) head->tail_x = at->clone.x; |
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396 | if (at->clone.y > head->tail_y) head->tail_y = at->clone.y; |
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397 | |
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398 | at->head = head; |
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399 | at->clone.head = &head->clone; |
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400 | prev->more = at; |
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401 | prev->clone.more = &at->clone; |
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402 | |
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403 | prev = at; |
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404 | } |
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405 | } |
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406 | |
392 | return head; |
407 | return true; |
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408 | |
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409 | fail: |
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410 | for (AUTODECL (p, parts.begin ()); p != parts.end (); ++p) |
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411 | p->second->destroy (true); |
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412 | |
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413 | return false; |
393 | } |
414 | } |
394 | |
415 | |
395 | /* |
416 | /* |
396 | * Reads/parses the archetype-file, and copies into a linked list |
417 | * Reads/parses the archetype-file, and copies into a linked list |
397 | * of archetype-structures. |
418 | * of archetype-structures. |
398 | */ |
419 | */ |
399 | static bool |
420 | static bool |
400 | first_arch_pass (object_thawer &f) |
421 | load_archetypes (object_thawer &f) |
401 | { |
422 | { |
402 | for (;;) |
423 | for (;;) |
403 | { |
424 | { |
404 | switch (f.kw) |
425 | switch (f.kw) |
405 | { |
426 | { |
406 | case KW_object: |
427 | case KW_object: |
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428 | loading_arch = true; |
407 | if (!archetype::read (f)) |
429 | if (!archetype::load (f)) |
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430 | { |
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431 | loading_arch = false; |
408 | return false; |
432 | return false; |
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433 | } |
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434 | |
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435 | loading_arch = false; |
409 | continue; |
436 | continue; |
410 | |
437 | |
411 | case KW_EOF: |
438 | case KW_EOF: |
412 | return true; |
439 | return true; |
413 | |
440 | |
… | |
… | |
419 | f.next (); |
446 | f.next (); |
420 | } |
447 | } |
421 | } |
448 | } |
422 | |
449 | |
423 | /* |
450 | /* |
424 | * Reads the archetype file once more, and links all pointers between |
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425 | * archetypes. |
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426 | */ |
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427 | void |
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428 | second_arch_pass (object_thawer & thawer) |
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429 | { |
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430 | char buf[MAX_BUF], *variable = buf, *argument, *cp; |
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431 | archetype *at = NULL, *other; |
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432 | |
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433 | while (fgets (buf, MAX_BUF, thawer) != NULL) |
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434 | { |
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435 | if (*buf == '#') |
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436 | continue; |
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437 | |
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438 | if ((argument = strchr (buf, ' ')) != NULL) |
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439 | { |
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440 | *argument = '\0', argument++; |
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441 | cp = argument + strlen (argument) - 1; |
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442 | while (isspace (*cp)) |
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443 | { |
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444 | *cp = '\0'; |
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445 | cp--; |
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446 | } |
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447 | } |
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448 | |
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449 | if (!strcmp ("object", variable)) |
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450 | { |
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451 | if ((at = archetype::find (argument)) == NULL) |
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452 | LOG (llevError, "Warning: failed to find arch %s\n", argument); |
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453 | } |
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454 | else if (!strcmp ("other_arch", variable)) |
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455 | { |
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456 | if (at != NULL && at->clone.other_arch == NULL) |
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457 | { |
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458 | if ((other = archetype::find (argument)) == NULL) |
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459 | LOG (llevError, "Warning: failed to find other_arch %s\n", argument); |
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460 | else if (at != NULL) |
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461 | at->clone.other_arch = other; |
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462 | } |
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463 | } |
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464 | else if (!strcmp ("randomitems", variable)) |
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465 | { |
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466 | if (at) |
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467 | { |
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468 | treasurelist *tl = find_treasurelist (argument); |
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469 | |
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470 | if (tl == NULL) |
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471 | LOG (llevError, "Failed to link treasure to arch (%s): %s\n", &at->name, argument); |
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472 | else |
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473 | at->clone.randomitems = tl; |
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474 | } |
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475 | } |
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476 | } |
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477 | } |
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478 | |
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479 | /* |
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480 | * First initialises the archtype hash-table (init_archetable()). |
451 | * First initialises the archtype hash-table (init_archetable()). |
481 | * Reads and parses the archetype file (with the first and second-pass |
452 | * Reads and parses the archetype file (with the first and second-pass |
482 | * functions). |
453 | * functions). |
483 | * Then initialises treasures by calling load_treasures(). |
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484 | */ |
454 | */ |
485 | void |
455 | bool |
486 | load_archetypes (void) |
456 | load_archetype_file (const char *filename) |
487 | { |
457 | { |
488 | char filename[MAX_BUF]; |
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489 | |
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490 | sprintf (filename, "%s/%s", settings.datadir, settings.archetypes); |
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491 | LOG (llevDebug, "Reading archetypes from %s:\n", filename); |
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492 | |
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493 | { |
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494 | object_thawer f (filename); |
458 | object_thawer f (filename); |
495 | |
459 | |
496 | f.next (); |
460 | f.next (); |
497 | |
461 | |
498 | LOG (llevDebug, " arch-pass 1...\n"); |
462 | // make sure the next - long - step is only done after a tick |
499 | if (!first_arch_pass (f)) |
463 | coroapi::wait_for_tick_begin (); |
500 | cleanup ("errors during first arch pass are fatal"); |
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501 | LOG (llevDebug, " done\n"); |
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502 | } |
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503 | |
464 | |
504 | init_archetable (); |
465 | if (!load_archetypes (f)) |
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466 | return false; |
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467 | |
505 | warn_archetypes = 1; |
468 | warn_archetypes = 1; |
506 | |
469 | |
507 | { |
470 | empty_archetype = archetype::find ("empty_archetype"); |
508 | object_thawer f (filename); |
471 | if (!empty_archetype) |
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472 | return false; |
509 | |
473 | |
510 | LOG (llevDebug, " loading treasure...\n"); |
474 | coroapi::cede (); |
511 | load_treasures (); |
475 | |
512 | LOG (llevDebug, " done\n"); |
476 | return true; |
513 | LOG (llevDebug, " arch-pass 2...\n"); |
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514 | second_arch_pass (f); |
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515 | LOG (llevDebug, " done\n"); |
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516 | } |
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517 | LOG (llevDebug, " done\n"); |
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518 | } |
477 | } |
519 | |
478 | |
520 | /* |
479 | /* |
521 | * Creates and returns a new object which is a copy of the given archetype. |
480 | * Creates and returns a new object which is a copy of the given archetype. |
522 | * This function returns NULL on failure. |
481 | * This function returns NULL on failure. |
… | |
… | |
618 | return 0; |
577 | return 0; |
619 | else |
578 | else |
620 | return i->second; |
579 | return i->second; |
621 | } |
580 | } |
622 | |
581 | |
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582 | archetype * |
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583 | archetype::get (const char *name) |
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584 | { |
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585 | archetype *at = find (name); |
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586 | |
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587 | if (!at) |
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588 | { |
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589 | archetypes.push_back (at = new archetype); |
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590 | at->name = name; |
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591 | at->hash_add (); |
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592 | } |
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593 | |
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594 | return at; |
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595 | } |
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596 | |
623 | /* |
597 | /* |
624 | * Adds an archetype to the hashtable. |
598 | * Adds an archetype to the hashtable. |
625 | */ |
599 | */ |
626 | void |
600 | void |
627 | archetype::hash_add () |
601 | archetype::hash_add () |
… | |
… | |
640 | * Used in treasure-generation. |
614 | * Used in treasure-generation. |
641 | */ |
615 | */ |
642 | archetype * |
616 | archetype * |
643 | type_to_archetype (int type) |
617 | type_to_archetype (int type) |
644 | { |
618 | { |
645 | archetype *at; |
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646 | |
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647 | for (at = first_archetype; at; at = at->more == 0 ? at->next : at->more) |
619 | for (archetype *at = first_archetype; at; at = at->more == 0 ? at->next : at->more) |
648 | if (at->clone.type == type) |
620 | if (at->clone.type == type) |
649 | return at; |
621 | return at; |
650 | |
622 | |
651 | return 0; |
623 | return 0; |
652 | } |
624 | } |
… | |
… | |
654 | /* |
626 | /* |
655 | * Returns a new object copied from the first archetype matching |
627 | * Returns a new object copied from the first archetype matching |
656 | * the given type. |
628 | * the given type. |
657 | * Used in treasure-generation. |
629 | * Used in treasure-generation. |
658 | */ |
630 | */ |
659 | |
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660 | object * |
631 | object * |
661 | clone_arch (int type) |
632 | clone_arch (int type) |
662 | { |
633 | { |
663 | archetype *at; |
634 | archetype *at; |
664 | |
635 | |