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 | */ |
… | |
… | |
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; |
41 | refcnt_base::refcnt_t refcnt_dummy; |
42 | |
42 | ssize_t slice_alloc; |
43 | rand_gen rndm; |
43 | rand_gen rndm; |
44 | |
44 | |
45 | void |
45 | void |
46 | tausworthe_random_generator::seed (uint32_t seed) |
46 | tausworthe_random_generator::seed (uint32_t seed) |
47 | { |
47 | { |
48 | state [0] = seed * 69069U; if (state [0] < 2U) state [0] += 2U; |
48 | state [0] = seed * 69069U; if (state [0] < 2U) state [0] += 2U; |
49 | 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; |
50 | 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; |
51 | 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; |
52 | |
52 | |
53 | for (int i = 11; --i; ) |
53 | for (int i = 11; --i; ) |
54 | operator ()(); |
54 | operator ()(); |
55 | } |
55 | } |
56 | |
56 | |
… | |
… | |
469 | LOG (llevError, "fork abort: %s\n", msg); |
469 | LOG (llevError, "fork abort: %s\n", msg); |
470 | } |
470 | } |
471 | |
471 | |
472 | void *salloc_ (int n) throw (std::bad_alloc) |
472 | void *salloc_ (int n) throw (std::bad_alloc) |
473 | { |
473 | { |
474 | #ifdef PREFER_MALLOC |
|
|
475 | void *ptr = malloc (n); |
|
|
476 | #else |
|
|
477 | void *ptr = g_slice_alloc (n); |
474 | void *ptr = g_slice_alloc (n); |
478 | #endif |
|
|
479 | |
475 | |
480 | if (!ptr) |
476 | if (!ptr) |
481 | throw std::bad_alloc (); |
477 | throw std::bad_alloc (); |
482 | |
478 | |
|
|
479 | slice_alloc += n; |
483 | return ptr; |
480 | return ptr; |
484 | } |
481 | } |
485 | |
482 | |
486 | void *salloc_ (int n, void *src) throw (std::bad_alloc) |
483 | void *salloc_ (int n, void *src) throw (std::bad_alloc) |
487 | { |
484 | { |
… | |
… | |
492 | else |
489 | else |
493 | memset (ptr, 0, n); |
490 | memset (ptr, 0, n); |
494 | |
491 | |
495 | return ptr; |
492 | return ptr; |
496 | } |
493 | } |
|
|
494 | |
|
|
495 | /******************************************************************************/ |
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496 | |
|
|
497 | #if DEBUG_SALLOC |
|
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498 | |
|
|
499 | #define MAGIC 0xa1b2c35543deadLL |
|
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500 | |
|
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501 | void *g_slice_alloc (unsigned long size) |
|
|
502 | { |
|
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503 | unsigned long *p = (unsigned long *) (g_slice_alloc)(size + sizeof (unsigned long)); |
|
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504 | *p++ = size ^ MAGIC; |
|
|
505 | //fprintf (stderr, "g_slice_alloc %ld %p\n", size, p);//D |
|
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506 | return (void *)p; |
|
|
507 | } |
|
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508 | |
|
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509 | void *g_slice_alloc0 (unsigned long size) |
|
|
510 | { |
|
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511 | return memset (g_slice_alloc (size), 0, size); |
|
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512 | } |
|
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513 | |
|
|
514 | void g_slice_free1 (unsigned long size, void *ptr) |
|
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515 | { |
|
|
516 | //fprintf (stderr, "g_slice_free %ld %p\n", size, ptr);//D |
|
|
517 | if (expect_true (ptr)) |
|
|
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)) |
|
|
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); |
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531 | } |
|
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532 | } |
|
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533 | |
|
|
534 | #endif |
|
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535 | |
|
|
536 | /******************************************************************************/ |
497 | |
537 | |
498 | void assign (char *dst, const char *src, int maxlen) |
538 | void assign (char *dst, const char *src, int maxlen) |
499 | { |
539 | { |
500 | if (!src) |
540 | if (!src) |
501 | src = ""; |
541 | src = ""; |
… | |
… | |
607 | 0xcdd70693UL, 0x54de5729UL, 0x23d967bfUL, 0xb3667a2eUL, 0xc4614ab8UL, |
647 | 0xcdd70693UL, 0x54de5729UL, 0x23d967bfUL, 0xb3667a2eUL, 0xc4614ab8UL, |
608 | 0x5d681b02UL, 0x2a6f2b94UL, 0xb40bbe37UL, 0xc30c8ea1UL, 0x5a05df1bUL, |
648 | 0x5d681b02UL, 0x2a6f2b94UL, 0xb40bbe37UL, 0xc30c8ea1UL, 0x5a05df1bUL, |
609 | 0x2d02ef8dL |
649 | 0x2d02ef8dL |
610 | }; |
650 | }; |
611 | |
651 | |
612 | #if 0 |
652 | void thread::start (void *(*start_routine)(void *), void *arg) |
613 | void xyzzy (object_ptr &a, object_ptr &o) |
|
|
614 | { |
653 | { |
615 | asm volatile ("int3"); |
654 | pthread_attr_t attr; |
616 | a = o; |
655 | |
617 | asm volatile ("int3"); |
656 | pthread_attr_init (&attr); |
618 | } |
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); |
619 | #endif |
662 | #endif |
620 | |
663 | |
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664 | sigset_t fullsigset, oldsigset; |
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665 | sigfillset (&fullsigset); |
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666 | |
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667 | pthread_sigmask (SIG_SETMASK, &fullsigset, &oldsigset); |
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668 | |
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669 | if (pthread_create (&id, &attr, start_routine, arg)) |
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670 | cleanup ("unable to create a new thread"); |
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671 | |
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672 | pthread_sigmask (SIG_SETMASK, &oldsigset, 0); |
|
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673 | } |
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674 | |