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Comparing deliantra/server/include/cfperl.h (file contents):
Revision 1.72 by root, Mon May 28 05:24:07 2007 UTC vs.
Revision 1.89 by root, Tue Sep 4 05:43:21 2007 UTC

1/*
2 * This file is part of Crossfire TRT, the Roguelike Realtime MORPG.
3 *
4 * Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT team
5 * Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team
6 * Copyright (©) 1992,2007 Frank Tore Johansen
7 *
8 * Crossfire TRT is free software: you can redistribute it and/or modify
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
11 * (at your option) any later version.
12 *
13 * 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 *
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/>.
20 *
21 * The authors can be reached via e-mail to <crossfire@schmorp.de>
22 */
23
1// 24//
2// cfperl.h perl interface 25// cfperl.h perl interface
3// 26//
4#ifndef CFPERL_H__ 27#ifndef CFPERL_H__
5#define CFPERL_H__ 28#define CFPERL_H__
… …
32#undef readdir 55#undef readdir
33#undef getprotobyname 56#undef getprotobyname
34#undef gethostbyname 57#undef gethostbyname
35#undef ctime 58#undef ctime
36#undef strerror 59#undef strerror
60#undef _
37 61
38// same here, massive symbol spamming 62// same here, massive symbol spamming
39#undef do_open 63#undef do_open
40#undef do_close 64#undef do_close
41#undef ref 65#undef ref
… …
46#undef random 70#undef random
47#undef crypt 71#undef crypt
48 72
49////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 73//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
50 74
75#define _(msg) (msg)
76#define N_(msg) (msg)
77
78//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
79
51// some macros to simplify perl in-calls 80// some macros to simplify perl in-calls
52 81
53#define CHECK_ERROR \ 82#define CHECK_ERROR \
54 if (SvTRUE (ERRSV)) \ 83 if (SvTRUE (ERRSV)) \
55 LOG (llevError, "runtime error in %s: %s\n", __func__, SvPVutf8_nolen (ERRSV)); 84 LOG (llevError, "runtime error in %s: %s\n", __func__, SvPVutf8_nolen (ERRSV));
… …
65void cfperl_init (); 94void cfperl_init ();
66void cfperl_main (); 95void cfperl_main ();
67void cfperl_emergency_save (); 96void cfperl_emergency_save ();
68void cfperl_cleanup (int make_core); 97void cfperl_cleanup (int make_core);
69void cfperl_make_book (object *book, int level); 98void cfperl_make_book (object *book, int level);
99void cfperl_send_msg (client *ns, int color, const char *type, const char *msg);
100int cfperl_can_merge (object *ob1, object *ob2);
70 101
71////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 102//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
72 103
73// virtual server time, excluding time jumps and lag 104extern tstamp runtime; // virtual server time, excluding time jumps and lag
74extern double runtime; 105extern tstamp NOW; // real time of current server tick
75 106
76enum event_klass 107enum event_klass
77{ 108{
78 KLASS_NONE, 109 KLASS_NONE,
79 KLASS_GLOBAL, 110 KLASS_GLOBAL,
… …
129int cfperl_result_INT (int idx); 160int cfperl_result_INT (int idx);
130 161
131////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 162//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
132 163
133INTERFACE_CLASS (attachable) 164INTERFACE_CLASS (attachable)
134struct attachable 165struct attachable : refcnt_base
135{ 166{
136 static MGVTBL vtbl; 167 static MGVTBL vtbl;
137 168
138 static unordered_vector<attachable *> mortals; 169 static unordered_vector<attachable *> mortals;
139 MTH static void check_mortals (); 170 MTH static void check_mortals ();
140 171
141 enum { 172 enum {
142 F_DESTROYED = 0x01, 173 F_DESTROYED = 0x01,
143 F_DEBUG_TRACE = 0x02, 174 F_DEBUG_TRACE = 0x02,
144 }; 175 };
176 int ACC (RW, flags);
145 177
146 // object is delete'd after the refcount reaches 0 178 // object is delete'd after the refcount reaches 0
147 int ACC (RW, flags);
148 mutable int ACC (RW, refcnt);
149
150 MTH void refcnt_inc () const { ++refcnt; }
151 MTH void refcnt_dec () const { --refcnt; }
152
153 MTH int refcnt_cnt () const; 179 MTH int refcnt_cnt () const;
154 // check wether the object has died and destroy 180 // check wether the object has died and destroy
155 MTH void refcnt_chk () { if (refcnt <= 0) do_check (); } 181 MTH void refcnt_chk () { if (expect_false (refcnt <= 0)) do_check (); }
156 182
157 // destroy the object unless it was already destroyed 183 // destroy the object unless it was already destroyed
158 // this politely asks everybody interested the reduce 184 // this politely asks everybody interested the reduce
159 // the refcount to 0 as soon as possible. 185 // the refcount to 0 as soon as possible.
160 MTH void destroy (); 186 MTH void destroy ();
… …
176 202
177 void sever_self (); // sever this object from its self, if it has one. 203 void sever_self (); // sever this object from its self, if it has one.
178 void optimise (); // possibly save some memory by destroying unneeded data 204 void optimise (); // possibly save some memory by destroying unneeded data
179 205
180 attachable () 206 attachable ()
181 : flags (0), refcnt (0), self (0), cb (0), attach (0) 207 : flags (0), self (0), cb (0), attach (0)
182 { 208 {
183 } 209 }
184 210
185 attachable (const attachable &src) 211 attachable (const attachable &src)
186 : flags (0), refcnt (0), self (0), cb (0), attach (src.attach) 212 : flags (0), self (0), cb (0), attach (src.attach)
187 { 213 {
188 } 214 }
189 215
190 virtual ~attachable (); 216 // set a custom key to the given value, or delete it if value = 0
217 void set_key (const char *key, const char *value = 0, bool is_utf8 = 0);
218
219 void set_key_text (const char *key, const char *value = 0)
220 {
221 set_key (key, value, 1);
222 }
223
224 void set_key_data (const char *key, const char *value = 0)
225 {
226 set_key (key, value, 0);
227 }
191 228
192 attachable &operator =(const attachable &src); 229 attachable &operator =(const attachable &src);
193 230
194 // used to _quickly_ device wether to shortcut the evaluation 231 // used to _quickly_ device wether to shortcut the evaluation
195 bool should_invoke (event_type event) 232 bool should_invoke (event_type event)
… …
206 // do the real refcount checking work 243 // do the real refcount checking work
207 void do_check (); 244 void do_check ();
208 245
209 // the method that does the real destroy work 246 // the method that does the real destroy work
210 virtual void do_destroy (); 247 virtual void do_destroy ();
248
249 // destructor is protected, should not be called by anybody
250 virtual ~attachable ();
211}; 251};
212 252
213// the global object is a pseudo object that cares for the global events 253// the global object is a pseudo object that cares for the global events
214struct global : attachable 254struct global : attachable
215{ 255{
… …
218 258
219extern struct global gbl_ev; 259extern struct global gbl_ev;
220 260
221////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 261//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
222 262
263INTERFACE_CLASS(object_freezer)
223struct object_freezer : dynbuf_text 264struct object_freezer : dynbuf_text
224{ 265{
225 AV *av; 266 AV *av;
226 267
227 object_freezer (); 268 object_freezer ();
… …
239 280
240 add ('\n'); 281 add ('\n');
241 } 282 }
242 283
243 template<typename T> 284 template<typename T>
244 void put_string (keyword k, const T &v) 285 void put_kw_string (keyword k, const T &v)
245 { 286 {
246 int klen = keyword_len [k]; 287 int klen = keyword_len [k];
247 int vlen = v ? strlen (v) + 1 : 0; 288 int vlen = v ? strlen (v) + 1 : 0;
248 289
249 char *p = (char *)alloc (klen + vlen + 1); 290 char *p = (char *)alloc (klen + vlen + 1);
… …
259 *p = '\n'; 300 *p = '\n';
260 } 301 }
261 302
262 void put (keyword k, const char *v = 0) 303 void put (keyword k, const char *v = 0)
263 { 304 {
264 put_string (k, v); 305 put_kw_string (k, v);
265 } 306 }
266 307
267 void put (keyword k, const shstr &v) 308 void put (keyword k, const shstr &v)
268 { 309 {
269 put_string (k, v); 310 put_kw_string (k, v);
270 } 311 }
271 312
272 void put (keyword k, double v) 313 void put (keyword k, double v)
273 { 314 {
274 force (MAX_KEYWORD_LEN + 2 + 32); 315 force (MAX_KEYWORD_LEN + 2 + 32);
… …
321 362
322 force (MAX_KEYWORD_LEN + 1); 363 force (MAX_KEYWORD_LEN + 1);
323 fadd (keyword_str [kend], keyword_len [kend]); fadd ('\n'); 364 fadd (keyword_str [kend], keyword_len [kend]); fadd ('\n');
324 } 365 }
325 366
326 template<typename T> 367 void put (keyword k, archetype *v);
368 void put (keyword k, treasurelist *v);
327 void put (keyword k, const T *v) 369 void put (keyword k, faceinfo *v);
328 {
329 if (v)
330 put (k, v->name);
331 else
332 put (k, (const char *)0);
333 }
334 370
335 template<typename T> 371 template<typename T>
336 void put (keyword k, const refptr<T> &v) 372 void put (keyword k, const refptr<T> &v)
337 { 373 {
338 put (k, (T *)v); 374 put (k, (T *)v);
339 } 375 }
340 376
341 bool save (const char *path); 377 MTH bool save (const_octet_string path);
342 char *as_string (); // like strdup 378 char *as_string (); // like strdup
343 379
344 operator bool () { return !!av; } 380 operator bool () { return !!av; }
345}; 381};
346 382
383INTERFACE_CLASS(object_thawer)
347struct object_thawer 384struct object_thawer
348{ 385{
349 char *line; // current beginning of line 386 char *line; // current beginning of line
350 SV *text; // text part 387 SV *text; // text part
351 AV *av; // perl part 388 AV *av; // perl part
… …
354 char *kw_str; // the keyword parsed, as string 391 char *kw_str; // the keyword parsed, as string
355 char *value; // the value, or 0 if no value 392 char *value; // the value, or 0 if no value
356 char *value_nn; // the value, or the empty string if no value 393 char *value_nn; // the value, or the empty string if no value
357 const char *name; 394 const char *name;
358 395
359 operator bool () { return !!text; } 396 operator bool () const { return !!text; }
360 397
361 object_thawer (const char *path = 0); 398 object_thawer (const char *path = 0);
362 object_thawer (const char *data, AV *perlav); 399 object_thawer (const char *data, AV *perlav);
363 ~object_thawer (); 400 ~object_thawer ();
364 401
365 void get (attachable *obj, int oid); 402 void get (attachable *obj, int oid);
366 403
367 // parse next line 404 // parse next line
368 void next (); 405 MTH void next ();
369 // skip the current key-value (usually fetch next line, for 406 // skip the current key-value (usually fetch next line, for
370 // multiline-fields, skips untilt he corresponding end-kw 407 // multiline-fields, skips till the corresponding end-kw
371 void skip (); 408 MTH void skip ();
372 409 MTH void skip_block (); // skips till and over KW_end
373 //TODO: remove, deprecated
374 keyword get_kv ()
375 {
376 next ();
377 return kw;
378 }
379 410
380 char *get_str () { return value; } // may be 0 411 char *get_str () { return value; } // may be 0
381 void get_ml (keyword kend, shstr &sh); 412 void get_ml (keyword kend, shstr &sh);
382 413
383 void get_ornull (shstr &sh) const { sh = value; } 414 void get_ornull (shstr &sh) const { sh = value; }
… …
399 void get (sint32 &i) { i = get_sint32 (); } 430 void get (sint32 &i) { i = get_sint32 (); }
400 431
401 void get (uint32 &i) { i = get_sint64 (); } 432 void get (uint32 &i) { i = get_sint64 (); }
402 void get (sint64 &i) { i = get_sint64 (); } 433 void get (sint64 &i) { i = get_sint64 (); }
403 434
435 MTH void parse_warn (const char *msg);
404 bool parse_error (const char *type = 0, const char *name = 0, bool skip = true); 436 MTH bool parse_error (const char *type = 0, const char *name = 0, bool skip = true);
437
438 struct delayed_ref {
439 attachable *op;
440 object_ptr *ptr;
441 const char *ref;
442 };
443 std::vector<delayed_ref> delrefs;
444
445 void delayed_deref (attachable *op, object_ptr &ptr, const char *ref);
446 MTH void resolve_delayed_derefs (bool deref = true);
405}; 447};
406 448
407//TODO: remove 449//TODO: remove
408char *fgets (char *s, int n, object_thawer &thawer); 450char *fgets (char *s, int n, object_thawer &thawer);
409 451
… …
413 static struct CoroAPI *GCoroAPI; 455 static struct CoroAPI *GCoroAPI;
414 456
415 static int nready () { return CORO_NREADY; } 457 static int nready () { return CORO_NREADY; }
416 static int cede () { return CORO_CEDE ; } 458 static int cede () { return CORO_CEDE ; }
417 459
418 static double (*time)();
419 static double next_cede; 460 static tstamp next_cede;
420 static int cede_counter; 461 static int cede_counter;
421 462
422 static void do_cede_every (); 463 static void do_cede_every ();
423 static void do_cede_to_tick (); 464 static void do_cede_to_tick ();
424 static void do_cede_to_tick_every (); 465 static void do_cede_to_tick_every ();
… …
427 { 468 {
428 if (expect_false (++cede_counter >= count)) 469 if (expect_false (++cede_counter >= count))
429 do_cede_every (); 470 do_cede_every ();
430 } 471 }
431 472
432 static void cede_to_tick () 473 static bool cede_to_tick ()
433 { 474 {
434 if (expect_false (time () >= next_cede)) 475 if (expect_true (now () < next_cede))
476 return false;
477
435 do_cede_to_tick (); 478 do_cede_to_tick ();
479 return true;
436 } 480 }
437 481
438 static void cede_to_tick_every (int count) 482 static bool cede_to_tick_every (int count)
439 { 483 {
440 if (expect_false (++cede_counter >= count)) 484 if (expect_true (++cede_counter < count))
485 return false;
486
441 cede_to_tick (); 487 return cede_to_tick ();
442 } 488 }
443 489
444 static void wait_for_tick (); 490 static void wait_for_tick ();
445 static void wait_for_tick_begin (); 491 static void wait_for_tick_begin ();
446}; 492};

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