1 | /* |
1 | /* |
2 | * This file is part of Crossfire TRT, the Roguelike Realtime MORPG. |
2 | * This file is part of Deliantra, the Roguelike Realtime MMORPG. |
3 | * |
3 | * |
4 | * Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT team |
4 | * Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team |
5 | * Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team |
5 | * Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team |
6 | * Copyright (©) 1992,2007 Frank Tore Johansen |
6 | * Copyright (©) 1992,2007 Frank Tore Johansen |
7 | * |
7 | * |
8 | * Crossfire TRT is free software: you can redistribute it and/or modify |
8 | * Deliantra is free software: you can redistribute it and/or modify |
9 | * it under the terms of the GNU General Public License as published by |
9 | * it under the terms of the GNU General Public License as published by |
10 | * the Free Software Foundation, either version 3 of the License, or |
10 | * the Free Software Foundation, either version 3 of the License, or |
11 | * (at your option) any later version. |
11 | * (at your option) any later version. |
12 | * |
12 | * |
13 | * This program is distributed in the hope that it will be useful, |
13 | * This program is distributed in the hope that it will be useful, |
… | |
… | |
16 | * GNU General Public License for more details. |
16 | * GNU General Public License for more details. |
17 | * |
17 | * |
18 | * You should have received a copy of the GNU General Public License |
18 | * You should have received a copy of the GNU General Public License |
19 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
19 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
20 | * |
20 | * |
21 | * The authors can be reached via e-mail to <crossfire@schmorp.de> |
21 | * The authors can be reached via e-mail to <support@deliantra.net> |
22 | */ |
22 | */ |
23 | |
23 | |
24 | /* |
24 | /* |
25 | * General convenience functions for crossfire. |
25 | * General convenience functions for crossfire. |
26 | */ |
26 | */ |
… | |
… | |
36 | #include <funcpoint.h> |
36 | #include <funcpoint.h> |
37 | #include <material.h> |
37 | #include <material.h> |
38 | |
38 | |
39 | #include <glib.h> |
39 | #include <glib.h> |
40 | |
40 | |
|
|
41 | refcnt_base::refcnt_t refcnt_dummy; |
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|
42 | ssize_t slice_alloc; |
41 | rand_gen rndm; |
43 | rand_gen rndm; |
42 | |
44 | |
43 | void |
45 | void |
44 | tausworthe_random_generator::seed (uint32_t seed) |
46 | tausworthe_random_generator::seed (uint32_t seed) |
45 | { |
47 | { |
46 | state [0] = seed * 69069U; if (state [0] < 2U) state [0] += 2U; |
48 | state [0] = seed * 69069U; if (state [0] < 2U) state [0] += 2U; |
47 | state [1] = state [0] * 69069U; if (state [0] < 8U) state [0] += 8U; |
49 | state [1] = state [0] * 69069U; if (state [0] < 8U) state [0] += 8U; |
48 | state [2] = state [1] * 69069U; if (state [0] < 16U) state [0] += 16U; |
50 | state [2] = state [1] * 69069U; if (state [0] < 16U) state [0] += 16U; |
49 | state [3] = state [2] * 69069U; if (state [0] < 128) state [0] += 128U; |
51 | state [3] = state [2] * 69069U; if (state [0] < 128U) state [0] += 128U; |
50 | |
52 | |
51 | for (int i = 11; --i; ) |
53 | for (int i = 11; --i; ) |
52 | operator ()(); |
54 | operator ()(); |
53 | } |
55 | } |
54 | |
56 | |
… | |
… | |
212 | { |
214 | { |
213 | for (materialtype_t *mt = materialt; mt && mt->next; mt = mt->next) |
215 | for (materialtype_t *mt = materialt; mt && mt->next; mt = mt->next) |
214 | if (name == mt->name) |
216 | if (name == mt->name) |
215 | return mt; |
217 | return mt; |
216 | |
218 | |
217 | return materialt; |
219 | return 0; |
218 | } |
220 | } |
219 | |
221 | |
220 | /* when doing transmutation of objects, we have to recheck the resistances, |
222 | /* when doing transmutation of objects, we have to recheck the resistances, |
221 | * as some that did not apply previously, may apply now. |
223 | * as some that did not apply previously, may apply now. |
222 | */ |
224 | */ |
223 | |
|
|
224 | void |
225 | void |
225 | transmute_materialname (object *op, const object *change) |
226 | transmute_materialname (object *op, const object *change) |
226 | { |
227 | { |
227 | materialtype_t *mt; |
228 | materialtype_t *mt; |
228 | int j; |
229 | int j; |
… | |
… | |
258 | void |
259 | void |
259 | set_materialname (object *op, int difficulty, materialtype_t *nmt) |
260 | set_materialname (object *op, int difficulty, materialtype_t *nmt) |
260 | { |
261 | { |
261 | materialtype_t *mt, *lmt; |
262 | materialtype_t *mt, *lmt; |
262 | |
263 | |
263 | #ifdef NEW_MATERIAL_CODE |
|
|
264 | int j; |
|
|
265 | #endif |
|
|
266 | |
|
|
267 | if (op->materialname != NULL) |
264 | if (op->materialname != NULL) |
268 | return; |
265 | return; |
269 | |
266 | |
270 | |
|
|
271 | |
|
|
272 | if (nmt == NULL) |
267 | if (nmt == NULL) |
273 | { |
268 | { |
274 | lmt = NULL; |
269 | lmt = NULL; |
275 | #ifndef NEW_MATERIAL_CODE |
270 | |
276 | for (mt = materialt; mt && mt->next; mt = mt->next) |
271 | for (mt = materialt; mt && mt->next; mt = mt->next) |
277 | { |
272 | if (op->materials & mt->material && rndm (1, 100) <= mt->chance && |
278 | if (op->materials & mt->material) |
273 | difficulty >= mt->difficulty && (op->magic >= mt->magic || mt->magic == 0)) |
279 | { |
274 | { |
280 | lmt = mt; |
275 | lmt = mt; |
|
|
276 | if (!(op->is_weapon () || op->is_armor ())) |
281 | break; |
277 | break; |
282 | } |
278 | } |
283 | } |
|
|
284 | |
|
|
285 | #else |
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286 | for (mt = materialt; mt && mt->next; mt = mt->next) |
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287 | { |
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288 | if (op->materials & mt->material && rndm (1, 100) <= mt->chance && |
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289 | difficulty >= mt->difficulty && (op->magic >= mt->magic || mt->magic == 0)) |
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290 | { |
|
|
291 | lmt = mt; |
|
|
292 | if (!(op->is_weapon () || op->is_armor ())) |
|
|
293 | break; |
|
|
294 | } |
|
|
295 | } |
|
|
296 | #endif |
|
|
297 | } |
279 | } |
298 | else |
280 | else |
299 | { |
|
|
300 | lmt = nmt; |
281 | lmt = nmt; |
301 | } |
|
|
302 | |
282 | |
303 | if (lmt != NULL) |
283 | if (lmt != NULL) |
304 | { |
284 | { |
305 | #ifndef NEW_MATERIAL_CODE |
|
|
306 | op->materialname = lmt->name; |
|
|
307 | return; |
|
|
308 | #else |
|
|
309 | |
|
|
310 | if (op->stats.dam && op->is_weapon ()) |
285 | if (op->stats.dam && op->is_weapon ()) |
311 | { |
286 | { |
312 | op->stats.dam += lmt->damage; |
287 | op->stats.dam += lmt->damage; |
313 | if (op->stats.dam < 1) |
288 | if (op->stats.dam < 1) |
314 | op->stats.dam = 1; |
289 | op->stats.dam = 1; |
… | |
… | |
320 | op->stats.wc += lmt->wc; |
295 | op->stats.wc += lmt->wc; |
321 | if (op->is_armor ()) |
296 | if (op->is_armor ()) |
322 | { |
297 | { |
323 | if (op->stats.ac) |
298 | if (op->stats.ac) |
324 | op->stats.ac += lmt->ac; |
299 | op->stats.ac += lmt->ac; |
|
|
300 | |
325 | for (j = 0; j < NROFATTACKS; j++) |
301 | for (int j = 0; j < NROFATTACKS; j++) |
326 | if (op->resist[j] != 0) |
302 | if (op->resist[j] != 0) |
327 | { |
303 | { |
328 | op->resist[j] += lmt->mod[j]; |
304 | op->resist[j] += lmt->mod[j]; |
329 | if (op->resist[j] > 100) |
305 | if (op->resist[j] > 100) |
330 | op->resist[j] = 100; |
306 | op->resist[j] = 100; |
331 | if (op->resist[j] < -100) |
307 | if (op->resist[j] < -100) |
332 | op->resist[j] = -100; |
308 | op->resist[j] = -100; |
333 | } |
309 | } |
334 | } |
310 | } |
|
|
311 | |
335 | op->materialname = lmt->name; |
312 | op->materialname = lmt->name; |
336 | /* dont make it unstackable if it doesn't need to be */ |
313 | /* dont make it unstackable if it doesn't need to be */ |
337 | if (op->is_weapon () || op->is_armor ()) |
314 | if (op->is_weapon () || op->is_armor ()) |
338 | { |
315 | { |
339 | op->weight = (op->weight * lmt->weight) / 100; |
316 | op->weight = (op->weight * lmt->weight) / 100; |
340 | op->value = (op->value * lmt->value) / 100; |
317 | op->value = (op->value * lmt->value) / 100; |
341 | } |
318 | } |
342 | #endif |
|
|
343 | } |
319 | } |
344 | } |
320 | } |
345 | |
321 | |
346 | /* |
322 | /* |
347 | * Strip out the media tags from a String. |
323 | * Strip out the media tags from a String. |
… | |
… | |
442 | * a 'list' for the purposes here, is a string of items, seperated by commas, except |
418 | * a 'list' for the purposes here, is a string of items, seperated by commas, except |
443 | * for the last entry, which has an 'and' before it, and a full stop (period) after it. |
419 | * for the last entry, which has an 'and' before it, and a full stop (period) after it. |
444 | * This function will also strip all trailing non alphanumeric characters. |
420 | * This function will also strip all trailing non alphanumeric characters. |
445 | * It does not insert an oxford comma. |
421 | * It does not insert an oxford comma. |
446 | */ |
422 | */ |
447 | |
|
|
448 | void |
423 | void |
449 | make_list_like (char *input) |
424 | make_list_like (char *input) |
450 | { |
425 | { |
451 | char *p, tmp[MAX_BUF]; |
426 | char *p, tmp[MAX_BUF]; |
452 | int i; |
427 | int i; |
… | |
… | |
494 | LOG (llevError, "fork abort: %s\n", msg); |
469 | LOG (llevError, "fork abort: %s\n", msg); |
495 | } |
470 | } |
496 | |
471 | |
497 | void *salloc_ (int n) throw (std::bad_alloc) |
472 | void *salloc_ (int n) throw (std::bad_alloc) |
498 | { |
473 | { |
499 | #ifdef PREFER_MALLOC |
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|
500 | void *ptr = malloc (n); |
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|
501 | #else |
|
|
502 | void *ptr = g_slice_alloc (n); |
474 | void *ptr = g_slice_alloc (n); |
503 | #endif |
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|
504 | |
475 | |
505 | if (!ptr) |
476 | if (!ptr) |
506 | throw std::bad_alloc (); |
477 | throw std::bad_alloc (); |
507 | |
478 | |
|
|
479 | slice_alloc += n; |
508 | return ptr; |
480 | return ptr; |
509 | } |
481 | } |
510 | |
482 | |
511 | void *salloc_ (int n, void *src) throw (std::bad_alloc) |
483 | void *salloc_ (int n, void *src) throw (std::bad_alloc) |
512 | { |
484 | { |
… | |
… | |
518 | memset (ptr, 0, n); |
490 | memset (ptr, 0, n); |
519 | |
491 | |
520 | return ptr; |
492 | return ptr; |
521 | } |
493 | } |
522 | |
494 | |
|
|
495 | /******************************************************************************/ |
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496 | |
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|
497 | #if DEBUG_SALLOC |
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498 | |
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499 | #define MAGIC 0xa1b2c35543deadLL |
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500 | |
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501 | void *g_slice_alloc (unsigned long size) |
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502 | { |
|
|
503 | unsigned long *p = (unsigned long *) (g_slice_alloc)(size + sizeof (unsigned long)); |
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504 | *p++ = size ^ MAGIC; |
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|
505 | //fprintf (stderr, "g_slice_alloc %ld %p\n", size, p);//D |
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506 | return (void *)p; |
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507 | } |
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508 | |
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509 | void *g_slice_alloc0 (unsigned long size) |
|
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510 | { |
|
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511 | return memset (g_slice_alloc (size), 0, size); |
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|
512 | } |
|
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513 | |
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514 | void g_slice_free1 (unsigned long size, void *ptr) |
|
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515 | { |
|
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516 | //fprintf (stderr, "g_slice_free %ld %p\n", size, ptr);//D |
|
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517 | if (expect_true (ptr)) |
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518 | { |
|
|
519 | unsigned long *p = (unsigned long *)ptr; |
|
|
520 | unsigned long s = *--p ^ MAGIC; |
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|
521 | |
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522 | if (size != (unsigned long)(*p ^ MAGIC)) |
|
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523 | { |
|
|
524 | LOG (logBacktrace | llevError, "slice free size (%lx) doesn't match alloc size (%lx)\n", size, s); |
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525 | abort (); |
|
|
526 | } |
|
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527 | |
|
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528 | *p = MAGIC; |
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529 | |
|
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530 | (g_slice_free1)(s + sizeof (unsigned long), p); |
|
|
531 | } |
|
|
532 | } |
|
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533 | |
|
|
534 | #endif |
|
|
535 | |
|
|
536 | /******************************************************************************/ |
|
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537 | |
523 | void assign (char *dst, const char *src, int maxlen) |
538 | void assign (char *dst, const char *src, int maxlen) |
524 | { |
539 | { |
525 | if (!src) |
540 | if (!src) |
526 | src = ""; |
541 | src = ""; |
527 | |
542 | |
… | |
… | |
542 | } |
557 | } |
543 | else |
558 | else |
544 | memcpy (dst, src, len + 1); |
559 | memcpy (dst, src, len + 1); |
545 | } |
560 | } |
546 | |
561 | |
547 | const std::string |
562 | const char * |
548 | format (const char *format, ...) |
563 | format (const char *format, ...) |
549 | { |
564 | { |
550 | int len; |
565 | static dynbuf_text buf; |
551 | |
566 | |
552 | { |
567 | buf.clear (); |
553 | char buf[128]; |
|
|
554 | |
568 | |
555 | va_list ap; |
569 | va_list ap; |
556 | va_start (ap, format); |
570 | va_start (ap, format); |
557 | len = vsnprintf (buf, sizeof (buf), format, ap); |
571 | buf.vprintf (format, ap); |
558 | va_end (ap); |
572 | va_end (ap); |
559 | |
573 | |
560 | assert (len >= 0); // shield againstz broken vsnprintf's |
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561 | |
|
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562 | // was our static buffer short enough? |
|
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563 | if (len < sizeof (buf)) |
|
|
564 | return std::string (buf, len); |
|
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565 | } |
|
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566 | |
|
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567 | { |
|
|
568 | // longer, try harder |
|
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569 | char *buf = salloc<char> (len + 1); |
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570 | |
|
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571 | va_list ap; |
|
|
572 | va_start (ap, format); |
|
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573 | vsnprintf (buf, len + 1, format, ap); |
|
|
574 | va_end (ap); |
|
|
575 | |
|
|
576 | const std::string s (buf, len); |
|
|
577 | sfree<char> (buf, len + 1); |
|
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578 | |
|
|
579 | return buf; |
574 | return buf; |
580 | } |
|
|
581 | } |
575 | } |
582 | |
576 | |
583 | tstamp now () |
577 | tstamp now () |
584 | { |
578 | { |
585 | struct timeval tv; |
579 | struct timeval tv; |
… | |
… | |
653 | 0xcdd70693UL, 0x54de5729UL, 0x23d967bfUL, 0xb3667a2eUL, 0xc4614ab8UL, |
647 | 0xcdd70693UL, 0x54de5729UL, 0x23d967bfUL, 0xb3667a2eUL, 0xc4614ab8UL, |
654 | 0x5d681b02UL, 0x2a6f2b94UL, 0xb40bbe37UL, 0xc30c8ea1UL, 0x5a05df1bUL, |
648 | 0x5d681b02UL, 0x2a6f2b94UL, 0xb40bbe37UL, 0xc30c8ea1UL, 0x5a05df1bUL, |
655 | 0x2d02ef8dL |
649 | 0x2d02ef8dL |
656 | }; |
650 | }; |
657 | |
651 | |
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652 | void thread::start (void *(*start_routine)(void *), void *arg) |
|
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653 | { |
|
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654 | pthread_attr_t attr; |
658 | |
655 | |
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656 | pthread_attr_init (&attr); |
|
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657 | pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED); |
|
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658 | pthread_attr_setstacksize (&attr, PTHREAD_STACK_MIN < sizeof (long) * 4096 |
|
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659 | ? sizeof (long) * 4096 : PTHREAD_STACK_MIN); |
|
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660 | #ifdef PTHREAD_SCOPE_PROCESS |
|
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661 | pthread_attr_setscope (&attr, PTHREAD_SCOPE_PROCESS); |
|
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662 | #endif |
|
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663 | |
|
|
664 | sigset_t fullsigset, oldsigset; |
|
|
665 | sigfillset (&fullsigset); |
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|
666 | |
|
|
667 | pthread_sigmask (SIG_SETMASK, &fullsigset, &oldsigset); |
|
|
668 | |
|
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669 | if (pthread_create (&id, &attr, start_routine, arg)) |
|
|
670 | cleanup ("unable to create a new thread"); |
|
|
671 | |
|
|
672 | pthread_sigmask (SIG_SETMASK, &oldsigset, 0); |
|
|
673 | } |
|
|
674 | |