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Revision: 1.83
Committed: Sun Dec 28 06:59:26 2008 UTC (15 years, 4 months ago) by root
Content type: text/plain
Branch: MAIN
CVS Tags: rel-2_74
Changes since 1.82: +11 -11 lines
Log Message:
smell, remove gcfclient support, material fixes, cfpod parse fixes, refactoring

File Contents

# User Rev Content
1 elmex 1.1 /*
2 root 1.68 * This file is part of Deliantra, the Roguelike Realtime MMORPG.
3 pippijn 1.39 *
4 root 1.74 * Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5 root 1.57 * Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team
6     * Copyright (©) 1992,2007 Frank Tore Johansen
7 pippijn 1.39 *
8 root 1.68 * Deliantra is free software: you can redistribute it and/or modify
9 root 1.60 * 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
11     * (at your option) any later version.
12 pippijn 1.39 *
13 root 1.60 * This program is distributed in the hope that it will be useful,
14     * but WITHOUT ANY WARRANTY; without even the implied warranty of
15     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16     * GNU General Public License for more details.
17 pippijn 1.39 *
18 root 1.60 * 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/>.
20 root 1.57 *
21 root 1.68 * The authors can be reached via e-mail to <support@deliantra.net>
22 pippijn 1.39 */
23 elmex 1.1
24     /*
25     * General convenience functions for crossfire.
26     */
27    
28 root 1.37 #include <cstdlib>
29     #include <sys/types.h>
30     #include <unistd.h>
31     #include <sys/time.h>
32     #include <time.h>
33     #include <signal.h>
34    
35 elmex 1.1 #include <global.h>
36     #include <material.h>
37    
38 root 1.79 #include <sys/time.h>
39     #include <sys/resource.h>
40    
41 root 1.4 #include <glib.h>
42    
43 root 1.63 refcnt_base::refcnt_t refcnt_dummy;
44 root 1.74 ssize_t slice_alloc;
45 root 1.77 rand_gen rndm, rmg_rndm;
46 root 1.40
47 root 1.42 void
48     tausworthe_random_generator::seed (uint32_t seed)
49 root 1.40 {
50 root 1.74 state [0] = seed * 69069U; if (state [0] < 2U) state [0] += 2U;
51     state [1] = state [0] * 69069U; if (state [0] < 8U) state [0] += 8U;
52     state [2] = state [1] * 69069U; if (state [0] < 16U) state [0] += 16U;
53     state [3] = state [2] * 69069U; if (state [0] < 128U) state [0] += 128U;
54 root 1.40
55     for (int i = 11; --i; )
56     operator ()();
57     }
58    
59     uint32_t
60     tausworthe_random_generator::next ()
61     {
62     state [0] = ((state [0] & 0xFFFFFFFEU) << 18U) ^ (((state [0] << 6U) ^ state [0]) >> 13U);
63     state [1] = ((state [1] & 0xFFFFFFF8U) << 2U) ^ (((state [1] << 2U) ^ state [1]) >> 27U);
64     state [2] = ((state [2] & 0xFFFFFFF0U) << 7U) ^ (((state [2] << 13U) ^ state [2]) >> 21U);
65     state [3] = ((state [3] & 0xFFFFFF80U) << 13U) ^ (((state [3] << 3U) ^ state [3]) >> 12U);
66    
67     return state [0] ^ state [1] ^ state [2] ^ state [3];
68     }
69    
70 root 1.42 uint32_t
71 root 1.50 tausworthe_random_generator::get_range (uint32_t num)
72 root 1.42 {
73 root 1.50 return (next () * (uint64_t)num) >> 32U;
74 root 1.42 }
75    
76     // return a number within (min .. max)
77     int
78     tausworthe_random_generator::get_range (int r_min, int r_max)
79     {
80 root 1.50 return r_min + get_range (max (r_max - r_min + 1, 0));
81 root 1.42 }
82    
83 elmex 1.1 /*
84     * The random functions here take luck into account when rolling random
85     * dice or numbers. This function has less of an impact the larger the
86     * difference becomes in the random numbers. IE, the effect is lessened
87     * on a 1-1000 roll, vs a 1-6 roll. This can be used by crafty programmers,
88     * to specifically disable luck in certain rolls, simply by making the
89     * numbers larger (ie, 1d1000 > 500 vs 1d6 > 3)
90     */
91    
92     /*
93     * Roll a random number between min and max. Uses op to determine luck,
94     * and if goodbad is non-zero, luck increases the roll, if zero, it decreases.
95     * Generally, op should be the player/caster/hitter requesting the roll,
96     * not the recipient (ie, the poor slob getting hit). [garbled 20010916]
97     */
98 root 1.9 int
99 root 1.41 random_roll (int r_min, int r_max, const object *op, int goodbad)
100 root 1.9 {
101 root 1.78 r_max = max (r_min, r_max);
102    
103 root 1.41 int base = r_max - r_min > 1 ? 20 : 50; /* d2 and d3 are corner cases */
104 elmex 1.1
105 root 1.41 if (op->type == PLAYER)
106 root 1.9 {
107 root 1.41 int luck = op->stats.luck;
108 elmex 1.1
109 root 1.41 if (rndm (base) < min (10, abs (luck)))
110     {
111     //TODO: take luck into account
112     }
113 elmex 1.1 }
114 root 1.41
115     return rndm (r_min, r_max);
116 elmex 1.1 }
117    
118     /*
119     * This is a 64 bit version of random_roll above. This is needed
120     * for exp loss calculations for players changing religions.
121     */
122 root 1.9 sint64
123 root 1.78 random_roll64 (sint64 r_min, sint64 r_max, const object *op, int goodbad)
124 root 1.9 {
125 root 1.78 sint64 omin = r_min;
126     sint64 range = max (0, r_max - r_min + 1);
127     int base = range > 2 ? 20 : 50; /* d2 and d3 are corner cases */
128 elmex 1.1
129 root 1.45 /*
130     * Make a call to get two 32 bit unsigned random numbers, and just to
131     * a little bitshifting.
132 root 1.9 */
133 root 1.55 sint64 ran = (sint64) rndm.next () ^ ((sint64) rndm.next () << 31);
134 root 1.9
135     if (op->type != PLAYER)
136 root 1.78 return ((ran % range) + r_min);
137 root 1.9
138 root 1.55 int luck = op->stats.luck;
139    
140 root 1.78 if (rndm (base) < min (10, abs (luck)))
141 root 1.9 {
142     /* we have a winner */
143     ((luck > 0) ? (luck = 1) : (luck = -1));
144 root 1.78 range -= luck;
145     if (range < 1)
146 root 1.9 return (omin); /*check again */
147 root 1.55
148 root 1.78 ((goodbad) ? (r_min += luck) : (range));
149 elmex 1.1
150 root 1.78 return (max (omin, min (r_max, (ran % range) + r_min)));
151 elmex 1.1 }
152 root 1.45
153 root 1.78 return ran % range + r_min;
154 elmex 1.1 }
155    
156     /*
157     * Roll a number of dice (2d3, 4d6). Uses op to determine luck,
158     * If goodbad is non-zero, luck increases the roll, if zero, it decreases.
159     * Generally, op should be the player/caster/hitter requesting the roll,
160     * not the recipient (ie, the poor slob getting hit).
161     * The args are num D size (ie 4d6) [garbled 20010916]
162     */
163 root 1.9 int
164     die_roll (int num, int size, const object *op, int goodbad)
165     {
166 root 1.55 int min, luck, total, i, gotlucky;
167 root 1.9
168 root 1.55 int diff = size;
169 root 1.9 min = 1;
170     luck = total = gotlucky = 0;
171 root 1.55 int base = diff > 2 ? 20 : 50; /* d2 and d3 are corner cases */
172    
173 root 1.9 if (size < 2 || diff < 1)
174     {
175     LOG (llevError, "Calling die_roll with num=%d size=%d\n", num, size);
176 root 1.55 return num; /* avoids a float exception */
177 root 1.9 }
178 elmex 1.1
179 root 1.9 if (op->type == PLAYER)
180     luck = op->stats.luck;
181    
182     for (i = 0; i < num; i++)
183     {
184 root 1.45 if (rndm (base) < MIN (10, abs (luck)) && !gotlucky)
185 root 1.9 {
186     /* we have a winner */
187     gotlucky++;
188     ((luck > 0) ? (luck = 1) : (luck = -1));
189     diff -= luck;
190     if (diff < 1)
191     return (num); /*check again */
192     ((goodbad) ? (min += luck) : (diff));
193 root 1.45 total += MAX (1, MIN (size, rndm (diff) + min));
194 root 1.9 }
195     else
196 root 1.45 total += rndm (size) + 1;
197 elmex 1.1 }
198 root 1.45
199     return total;
200 elmex 1.1 }
201    
202     /* convert materialname to materialtype_t */
203    
204 root 1.9 materialtype_t *
205 root 1.83 name_to_material (const shstr_cmp name)
206 elmex 1.1 {
207 root 1.83 for (materialtype_t *mt = materialt; mt; mt = mt->next)
208 root 1.47 if (name == mt->name)
209     return mt;
210 elmex 1.1
211 root 1.62 return 0;
212 elmex 1.1 }
213    
214     /* when doing transmutation of objects, we have to recheck the resistances,
215     * as some that did not apply previously, may apply now.
216     */
217 root 1.9 void
218     transmute_materialname (object *op, const object *change)
219 elmex 1.1 {
220 root 1.9 materialtype_t *mt;
221     int j;
222 elmex 1.1
223 root 1.83 if (!op->materialname)
224 root 1.9 return;
225 elmex 1.1
226 root 1.83 if (change->materialname && strcmp (op->materialname, change->materialname))
227 root 1.9 return;
228    
229 root 1.26 if (!op->is_armor ())
230 root 1.9 return;
231    
232     mt = name_to_material (op->materialname);
233     if (!mt)
234     {
235 root 1.58 LOG (llevError, "archetype '%s>%s' uses nonexistent material '%s'\n", &op->arch->archname, &op->name, &op->materialname);
236 root 1.9 return;
237     }
238    
239     for (j = 0; j < NROFATTACKS; j++)
240     if (op->resist[j] == 0 && change->resist[j] != 0)
241     {
242     op->resist[j] += mt->mod[j];
243     if (op->resist[j] > 100)
244     op->resist[j] = 100;
245     if (op->resist[j] < -100)
246     op->resist[j] = -100;
247     }
248 elmex 1.1 }
249    
250     /* set the materialname and type for an item */
251 root 1.9 void
252     set_materialname (object *op, int difficulty, materialtype_t *nmt)
253 elmex 1.1 {
254 root 1.9 materialtype_t *mt, *lmt;
255    
256 root 1.83 if (!op->materialname)
257 root 1.9 return;
258 elmex 1.1
259 root 1.83 if (nmt)
260     lmt = nmt;
261     else
262 root 1.9 {
263 root 1.83 lmt = 0;
264 root 1.61
265 root 1.83 for (mt = materialt; mt; mt = mt->next)
266 root 1.61 if (op->materials & mt->material && rndm (1, 100) <= mt->chance &&
267     difficulty >= mt->difficulty && (op->magic >= mt->magic || mt->magic == 0))
268     {
269     lmt = mt;
270     if (!(op->is_weapon () || op->is_armor ()))
271 root 1.9 break;
272 root 1.61 }
273 root 1.9 }
274 elmex 1.1
275 root 1.83 if (lmt)
276 root 1.9 {
277 root 1.26 if (op->stats.dam && op->is_weapon ())
278 root 1.9 {
279     op->stats.dam += lmt->damage;
280     if (op->stats.dam < 1)
281     op->stats.dam = 1;
282     }
283 root 1.46
284 root 1.9 if (op->stats.sp && op->type == BOW)
285     op->stats.sp += lmt->sp;
286 root 1.26 if (op->stats.wc && op->is_weapon ())
287 root 1.9 op->stats.wc += lmt->wc;
288 root 1.26 if (op->is_armor ())
289 root 1.9 {
290     if (op->stats.ac)
291     op->stats.ac += lmt->ac;
292 root 1.61
293     for (int j = 0; j < NROFATTACKS; j++)
294 root 1.9 if (op->resist[j] != 0)
295     {
296     op->resist[j] += lmt->mod[j];
297     if (op->resist[j] > 100)
298     op->resist[j] = 100;
299     if (op->resist[j] < -100)
300     op->resist[j] = -100;
301     }
302     }
303 root 1.61
304 root 1.46 op->materialname = lmt->name;
305 root 1.9 /* dont make it unstackable if it doesn't need to be */
306 root 1.26 if (op->is_weapon () || op->is_armor ())
307 root 1.9 {
308     op->weight = (op->weight * lmt->weight) / 100;
309     op->value = (op->value * lmt->value) / 100;
310 root 1.2 }
311 elmex 1.1 }
312     }
313    
314     /*
315     * Strip out the media tags from a String.
316     * Warning the input string will contain the result string
317     */
318 root 1.9 void
319     strip_media_tag (char *message)
320     {
321     int in_tag = 0;
322     char *dest;
323     char *src;
324    
325     src = dest = message;
326     while (*src != '\0')
327     {
328     if (*src == '[')
329     {
330     in_tag = 1;
331     }
332     else if (in_tag && (*src == ']'))
333     in_tag = 0;
334     else if (!in_tag)
335     {
336     *dest = *src;
337     dest++;
338     }
339     src++;
340     }
341     *dest = '\0';
342     }
343    
344     const char *
345     strrstr (const char *haystack, const char *needle)
346     {
347     const char *lastneedle;
348    
349     lastneedle = NULL;
350     while ((haystack = strstr (haystack, needle)) != NULL)
351     {
352     lastneedle = haystack;
353     haystack++;
354 elmex 1.1 }
355 root 1.9 return lastneedle;
356    
357 elmex 1.1 }
358 root 1.9
359 elmex 1.1 #define EOL_SIZE (sizeof("\n")-1)
360 root 1.9 void
361     strip_endline (char *buf)
362     {
363     if (strlen (buf) < sizeof ("\n"))
364     {
365     return;
366 elmex 1.1 }
367 root 1.9 if (!strcmp (buf + strlen (buf) - EOL_SIZE, "\n"))
368     buf[strlen (buf) - EOL_SIZE] = '\0';
369 elmex 1.1 }
370    
371     /**
372     * Replace in string src all occurrences of key by replacement. The resulting
373     * string is put into result; at most resultsize characters (including the
374     * terminating null character) will be written to result.
375     */
376 root 1.9 void
377     replace (const char *src, const char *key, const char *replacement, char *result, size_t resultsize)
378 elmex 1.1 {
379 root 1.9 size_t resultlen;
380     size_t keylen;
381 elmex 1.1
382 root 1.9 /* special case to prevent infinite loop if key==replacement=="" */
383     if (strcmp (key, replacement) == 0)
384     {
385     snprintf (result, resultsize, "%s", src);
386     return;
387     }
388    
389     keylen = strlen (key);
390    
391     resultlen = 0;
392     while (*src != '\0' && resultlen + 1 < resultsize)
393     {
394     if (strncmp (src, key, keylen) == 0)
395 root 1.2 {
396 root 1.9 snprintf (result + resultlen, resultsize - resultlen, "%s", replacement);
397     resultlen += strlen (result + resultlen);
398     src += keylen;
399 root 1.2 }
400 root 1.9 else
401 root 1.2 {
402 root 1.9 result[resultlen++] = *src++;
403 root 1.2 }
404 root 1.9 }
405     result[resultlen] = '\0';
406 elmex 1.1 }
407    
408     /**
409     * Taking a string as an argument, mutate it into a string that looks like a list.
410     * a 'list' for the purposes here, is a string of items, seperated by commas, except
411     * for the last entry, which has an 'and' before it, and a full stop (period) after it.
412     * This function will also strip all trailing non alphanumeric characters.
413     * It does not insert an oxford comma.
414     */
415 root 1.9 void
416     make_list_like (char *input)
417     {
418     char *p, tmp[MAX_BUF];
419     int i;
420    
421     if (!input || strlen (input) > MAX_BUF - 5)
422 elmex 1.1 return;
423 root 1.9 /* bad stuff would happen if we continued here, the -5 is to make space for ' and ' */
424    
425     strncpy (tmp, input, MAX_BUF - 5);
426     /*trim all trailing commas, spaces etc. */
427     for (i = strlen (tmp); !isalnum (tmp[i]) && i >= 0; i--)
428     tmp[i] = '\0';
429 root 1.11
430 root 1.9 strcat (tmp, ".");
431    
432     p = strrchr (tmp, ',');
433     if (p)
434     {
435     *p = '\0';
436     strcpy (input, tmp);
437     p++;
438     strcat (input, " and");
439     strcat (input, p);
440     }
441     else
442     strcpy (input, tmp);
443 root 1.11
444 root 1.9 return;
445 elmex 1.1 }
446 root 1.3
447 root 1.14 /////////////////////////////////////////////////////////////////////////////
448    
449 root 1.37 void
450     fork_abort (const char *msg)
451     {
452     if (!fork ())
453     {
454 root 1.80 signal (SIGINT , SIG_IGN);
455     signal (SIGTERM, SIG_IGN);
456     signal (SIGABRT, SIG_IGN);
457 root 1.79
458 root 1.81 signal (SIGSEGV, SIG_DFL);
459     signal (SIGBUS , SIG_DFL);
460     signal (SIGILL , SIG_DFL);
461     signal (SIGTRAP, SIG_DFL);
462    
463 root 1.52 // try to put corefiles into a subdirectory, if existing, to allow
464     // an administrator to reduce the I/O load.
465     chdir ("cores");
466 root 1.79
467     // try to detach us from as many external dependencies as possible
468     // as coredumping can take time by closing all fd's.
469     {
470     struct rlimit lim;
471    
472     if (getrlimit (RLIMIT_NOFILE, &lim))
473     lim.rlim_cur = 1024;
474    
475     for (int i = 0; i < lim.rlim_cur; ++i)
476     close (i);
477     }
478    
479 root 1.81 {
480     sigset_t empty;
481     sigemptyset (&empty);
482     sigprocmask (SIG_SETMASK, &empty, 0);
483     }
484    
485     // try to coredump with SIGTRAP
486     kill (getpid (), SIGTRAP);
487 root 1.37 abort ();
488     }
489    
490 root 1.38 LOG (llevError, "fork abort: %s\n", msg);
491 root 1.37 }
492 root 1.38
493 root 1.25 void *salloc_ (int n) throw (std::bad_alloc)
494 root 1.10 {
495 root 1.25 void *ptr = g_slice_alloc (n);
496 root 1.13
497 root 1.23 if (!ptr)
498 root 1.13 throw std::bad_alloc ();
499 root 1.4
500 root 1.74 slice_alloc += n;
501 root 1.23 return ptr;
502     }
503    
504 root 1.25 void *salloc_ (int n, void *src) throw (std::bad_alloc)
505 root 1.23 {
506 root 1.25 void *ptr = salloc_ (n);
507 root 1.23
508 root 1.24 if (src)
509 root 1.25 memcpy (ptr, src, n);
510 root 1.24 else
511 root 1.25 memset (ptr, 0, n);
512 root 1.23
513     return ptr;
514 root 1.3 }
515 root 1.11
516 root 1.69 /******************************************************************************/
517    
518 root 1.72 #if DEBUG_SALLOC
519 root 1.69
520 root 1.70 #define MAGIC 0xa1b2c35543deadLL
521 root 1.69
522     void *g_slice_alloc (unsigned long size)
523     {
524     unsigned long *p = (unsigned long *) (g_slice_alloc)(size + sizeof (unsigned long));
525     *p++ = size ^ MAGIC;
526     //fprintf (stderr, "g_slice_alloc %ld %p\n", size, p);//D
527     return (void *)p;
528     }
529    
530     void *g_slice_alloc0 (unsigned long size)
531     {
532     return memset (g_slice_alloc (size), 0, size);
533     }
534    
535     void g_slice_free1 (unsigned long size, void *ptr)
536     {
537 root 1.74 //fprintf (stderr, "g_slice_free %ld %p\n", size, ptr);//D
538 root 1.69 if (expect_true (ptr))
539     {
540     unsigned long *p = (unsigned long *)ptr;
541     unsigned long s = *--p ^ MAGIC;
542    
543 root 1.71 if (size != (unsigned long)(*p ^ MAGIC))
544 root 1.74 {
545     LOG (logBacktrace | llevError, "slice free size (%lx) doesn't match alloc size (%lx)\n", size, s);
546     abort ();
547     }
548 root 1.69
549     *p = MAGIC;
550    
551     (g_slice_free1)(s + sizeof (unsigned long), p);
552     }
553     }
554    
555     #endif
556    
557     /******************************************************************************/
558    
559 root 1.11 void assign (char *dst, const char *src, int maxlen)
560     {
561     if (!src)
562     src = "";
563    
564     int len = strlen (src);
565    
566     if (len >= maxlen - 1)
567     {
568     if (maxlen <= 4)
569     {
570     memset (dst, '.', maxlen - 1);
571     dst [maxlen - 1] = 0;
572     }
573     else
574     {
575     memcpy (dst, src, maxlen - 4);
576     memcpy (dst + maxlen - 4, "...", 4);
577     }
578     }
579     else
580     memcpy (dst, src, len + 1);
581     }
582    
583 root 1.65 const char *
584 root 1.51 format (const char *format, ...)
585     {
586 root 1.65 static dynbuf_text buf;
587 root 1.51
588 root 1.65 buf.clear ();
589 root 1.51
590 root 1.65 va_list ap;
591     va_start (ap, format);
592     buf.vprintf (format, ap);
593     va_end (ap);
594    
595     return buf;
596 root 1.51 }
597    
598 root 1.23 tstamp now ()
599     {
600     struct timeval tv;
601    
602     gettimeofday (&tv, 0);
603     return tstamp (tv.tv_sec) + tstamp (tv.tv_usec) * tstamp (1e-6);
604     }
605 root 1.17
606 root 1.32 int
607     similar_direction (int a, int b)
608     {
609     if (!a || !b)
610     return 0;
611    
612     int diff = (b - a) & 7;
613     return diff <= 1 || diff >= 7;
614     }
615    
616 root 1.48 /* crc32 0xdebb20e3 table and supplementary functions. */
617     extern const uint32_t crc_32_tab[256] =
618     {
619     0x00000000UL, 0x77073096UL, 0xee0e612cUL, 0x990951baUL, 0x076dc419UL,
620     0x706af48fUL, 0xe963a535UL, 0x9e6495a3UL, 0x0edb8832UL, 0x79dcb8a4UL,
621     0xe0d5e91eUL, 0x97d2d988UL, 0x09b64c2bUL, 0x7eb17cbdUL, 0xe7b82d07UL,
622     0x90bf1d91UL, 0x1db71064UL, 0x6ab020f2UL, 0xf3b97148UL, 0x84be41deUL,
623     0x1adad47dUL, 0x6ddde4ebUL, 0xf4d4b551UL, 0x83d385c7UL, 0x136c9856UL,
624     0x646ba8c0UL, 0xfd62f97aUL, 0x8a65c9ecUL, 0x14015c4fUL, 0x63066cd9UL,
625     0xfa0f3d63UL, 0x8d080df5UL, 0x3b6e20c8UL, 0x4c69105eUL, 0xd56041e4UL,
626     0xa2677172UL, 0x3c03e4d1UL, 0x4b04d447UL, 0xd20d85fdUL, 0xa50ab56bUL,
627     0x35b5a8faUL, 0x42b2986cUL, 0xdbbbc9d6UL, 0xacbcf940UL, 0x32d86ce3UL,
628     0x45df5c75UL, 0xdcd60dcfUL, 0xabd13d59UL, 0x26d930acUL, 0x51de003aUL,
629     0xc8d75180UL, 0xbfd06116UL, 0x21b4f4b5UL, 0x56b3c423UL, 0xcfba9599UL,
630     0xb8bda50fUL, 0x2802b89eUL, 0x5f058808UL, 0xc60cd9b2UL, 0xb10be924UL,
631     0x2f6f7c87UL, 0x58684c11UL, 0xc1611dabUL, 0xb6662d3dUL, 0x76dc4190UL,
632     0x01db7106UL, 0x98d220bcUL, 0xefd5102aUL, 0x71b18589UL, 0x06b6b51fUL,
633     0x9fbfe4a5UL, 0xe8b8d433UL, 0x7807c9a2UL, 0x0f00f934UL, 0x9609a88eUL,
634     0xe10e9818UL, 0x7f6a0dbbUL, 0x086d3d2dUL, 0x91646c97UL, 0xe6635c01UL,
635     0x6b6b51f4UL, 0x1c6c6162UL, 0x856530d8UL, 0xf262004eUL, 0x6c0695edUL,
636     0x1b01a57bUL, 0x8208f4c1UL, 0xf50fc457UL, 0x65b0d9c6UL, 0x12b7e950UL,
637     0x8bbeb8eaUL, 0xfcb9887cUL, 0x62dd1ddfUL, 0x15da2d49UL, 0x8cd37cf3UL,
638     0xfbd44c65UL, 0x4db26158UL, 0x3ab551ceUL, 0xa3bc0074UL, 0xd4bb30e2UL,
639     0x4adfa541UL, 0x3dd895d7UL, 0xa4d1c46dUL, 0xd3d6f4fbUL, 0x4369e96aUL,
640     0x346ed9fcUL, 0xad678846UL, 0xda60b8d0UL, 0x44042d73UL, 0x33031de5UL,
641     0xaa0a4c5fUL, 0xdd0d7cc9UL, 0x5005713cUL, 0x270241aaUL, 0xbe0b1010UL,
642     0xc90c2086UL, 0x5768b525UL, 0x206f85b3UL, 0xb966d409UL, 0xce61e49fUL,
643     0x5edef90eUL, 0x29d9c998UL, 0xb0d09822UL, 0xc7d7a8b4UL, 0x59b33d17UL,
644     0x2eb40d81UL, 0xb7bd5c3bUL, 0xc0ba6cadUL, 0xedb88320UL, 0x9abfb3b6UL,
645     0x03b6e20cUL, 0x74b1d29aUL, 0xead54739UL, 0x9dd277afUL, 0x04db2615UL,
646     0x73dc1683UL, 0xe3630b12UL, 0x94643b84UL, 0x0d6d6a3eUL, 0x7a6a5aa8UL,
647     0xe40ecf0bUL, 0x9309ff9dUL, 0x0a00ae27UL, 0x7d079eb1UL, 0xf00f9344UL,
648     0x8708a3d2UL, 0x1e01f268UL, 0x6906c2feUL, 0xf762575dUL, 0x806567cbUL,
649     0x196c3671UL, 0x6e6b06e7UL, 0xfed41b76UL, 0x89d32be0UL, 0x10da7a5aUL,
650     0x67dd4accUL, 0xf9b9df6fUL, 0x8ebeeff9UL, 0x17b7be43UL, 0x60b08ed5UL,
651     0xd6d6a3e8UL, 0xa1d1937eUL, 0x38d8c2c4UL, 0x4fdff252UL, 0xd1bb67f1UL,
652     0xa6bc5767UL, 0x3fb506ddUL, 0x48b2364bUL, 0xd80d2bdaUL, 0xaf0a1b4cUL,
653     0x36034af6UL, 0x41047a60UL, 0xdf60efc3UL, 0xa867df55UL, 0x316e8eefUL,
654     0x4669be79UL, 0xcb61b38cUL, 0xbc66831aUL, 0x256fd2a0UL, 0x5268e236UL,
655     0xcc0c7795UL, 0xbb0b4703UL, 0x220216b9UL, 0x5505262fUL, 0xc5ba3bbeUL,
656     0xb2bd0b28UL, 0x2bb45a92UL, 0x5cb36a04UL, 0xc2d7ffa7UL, 0xb5d0cf31UL,
657     0x2cd99e8bUL, 0x5bdeae1dUL, 0x9b64c2b0UL, 0xec63f226UL, 0x756aa39cUL,
658     0x026d930aUL, 0x9c0906a9UL, 0xeb0e363fUL, 0x72076785UL, 0x05005713UL,
659     0x95bf4a82UL, 0xe2b87a14UL, 0x7bb12baeUL, 0x0cb61b38UL, 0x92d28e9bUL,
660     0xe5d5be0dUL, 0x7cdcefb7UL, 0x0bdbdf21UL, 0x86d3d2d4UL, 0xf1d4e242UL,
661     0x68ddb3f8UL, 0x1fda836eUL, 0x81be16cdUL, 0xf6b9265bUL, 0x6fb077e1UL,
662     0x18b74777UL, 0x88085ae6UL, 0xff0f6a70UL, 0x66063bcaUL, 0x11010b5cUL,
663     0x8f659effUL, 0xf862ae69UL, 0x616bffd3UL, 0x166ccf45UL, 0xa00ae278UL,
664     0xd70dd2eeUL, 0x4e048354UL, 0x3903b3c2UL, 0xa7672661UL, 0xd06016f7UL,
665     0x4969474dUL, 0x3e6e77dbUL, 0xaed16a4aUL, 0xd9d65adcUL, 0x40df0b66UL,
666     0x37d83bf0UL, 0xa9bcae53UL, 0xdebb9ec5UL, 0x47b2cf7fUL, 0x30b5ffe9UL,
667     0xbdbdf21cUL, 0xcabac28aUL, 0x53b39330UL, 0x24b4a3a6UL, 0xbad03605UL,
668     0xcdd70693UL, 0x54de5729UL, 0x23d967bfUL, 0xb3667a2eUL, 0xc4614ab8UL,
669     0x5d681b02UL, 0x2a6f2b94UL, 0xb40bbe37UL, 0xc30c8ea1UL, 0x5a05df1bUL,
670     0x2d02ef8dL
671     };
672    
673 root 1.73 void thread::start (void *(*start_routine)(void *), void *arg)
674     {
675 root 1.75 pthread_attr_t attr;
676    
677     pthread_attr_init (&attr);
678     pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED);
679     pthread_attr_setstacksize (&attr, PTHREAD_STACK_MIN < sizeof (long) * 4096
680     ? sizeof (long) * 4096 : PTHREAD_STACK_MIN);
681     #ifdef PTHREAD_SCOPE_PROCESS
682     pthread_attr_setscope (&attr, PTHREAD_SCOPE_PROCESS);
683     #endif
684    
685 root 1.73 sigset_t fullsigset, oldsigset;
686     sigfillset (&fullsigset);
687    
688     pthread_sigmask (SIG_SETMASK, &fullsigset, &oldsigset);
689    
690 root 1.75 if (pthread_create (&id, &attr, start_routine, arg))
691 root 1.73 cleanup ("unable to create a new thread");
692    
693     pthread_sigmask (SIG_SETMASK, &oldsigset, 0);
694     }
695 root 1.75