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Comparing deliantra/server/include/cfperl.h (file contents):
Revision 1.65 by root, Thu May 24 03:33:29 2007 UTC vs.
Revision 1.83 by root, Fri Jul 13 15:54:40 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__
… …
65void cfperl_init (); 88void cfperl_init ();
66void cfperl_main (); 89void cfperl_main ();
67void cfperl_emergency_save (); 90void cfperl_emergency_save ();
68void cfperl_cleanup (int make_core); 91void cfperl_cleanup (int make_core);
69void cfperl_make_book (object *book, int level); 92void cfperl_make_book (object *book, int level);
93void cfperl_send_msg (client *ns, int color, const char *type, const char *msg);
70 94
71////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 95//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
72 96
73// virtual server time, excluding time jumps and lag 97extern tstamp runtime; // virtual server time, excluding time jumps and lag
74extern double runtime; 98extern tstamp NOW; // real time of current server tick
75 99
76enum event_klass 100enum event_klass
77{ 101{
78 KLASS_NONE, 102 KLASS_NONE,
79 KLASS_GLOBAL, 103 KLASS_GLOBAL,
… …
110#define ARG_CLIENT(o) DT_CLIENT, (void *)(static_cast<client *> (o)) 134#define ARG_CLIENT(o) DT_CLIENT, (void *)(static_cast<client *> (o))
111#define ARG_PARTY(o) DT_PARTY , (void *)(static_cast<party *> (o)) 135#define ARG_PARTY(o) DT_PARTY , (void *)(static_cast<party *> (o))
112#define ARG_REGION(o) DT_REGION, (void *)(static_cast<region *> (o)) 136#define ARG_REGION(o) DT_REGION, (void *)(static_cast<region *> (o))
113 137
114// the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension 138// the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension
115 139#define INVOKE(obj,event, ...) (expect_false ((obj)->should_invoke (event)) ? (obj)->invoke (event, ## __VA_ARGS__, DT_END) : 0)
116// all these return true when the normal event processing should be skipped (if any)
117#define INVOKE_GLOBAL(event, ...) gbl_ev.invoke (EVENT_ ## GLOBAL ## _ ## event, ## __VA_ARGS__, DT_END) 140#define INVOKE_GLOBAL(event, ...) INVOKE (&gbl_ev, EVENT_ ## GLOBAL ## _ ## event, ## __VA_ARGS__)
118#define INVOKE_ATTACHABLE(event, obj, ...) (obj)->invoke (EVENT_ ## ATTACHABLE ## _ ## event, ## __VA_ARGS__, DT_END) 141#define INVOKE_ATTACHABLE(event, obj, ...) INVOKE (obj , EVENT_ ## ATTACHABLE ## _ ## event, ## __VA_ARGS__)
119#define INVOKE_OBJECT(event, obj, ...) (obj)->invoke (EVENT_ ## OBJECT ## _ ## event, ## __VA_ARGS__, DT_END) 142#define INVOKE_OBJECT(event, obj, ...) INVOKE (obj , EVENT_ ## OBJECT ## _ ## event, ## __VA_ARGS__)
120#define INVOKE_CLIENT(event, obj, ...) (obj)->invoke (EVENT_ ## CLIENT ## _ ## event, ## __VA_ARGS__, DT_END) 143#define INVOKE_CLIENT(event, obj, ...) INVOKE (obj , EVENT_ ## CLIENT ## _ ## event, ## __VA_ARGS__)
121#define INVOKE_PLAYER(event, obj, ...) (obj)->invoke (EVENT_ ## PLAYER ## _ ## event, ## __VA_ARGS__, DT_END) 144#define INVOKE_PLAYER(event, obj, ...) INVOKE (obj , EVENT_ ## PLAYER ## _ ## event, ## __VA_ARGS__)
122#define INVOKE_MAP(event, obj, ...) (obj)->invoke (EVENT_ ## MAP ## _ ## event, ## __VA_ARGS__, DT_END) 145#define INVOKE_MAP(event, obj, ...) INVOKE (obj , EVENT_ ## MAP ## _ ## event, ## __VA_ARGS__)
123 146
124//TODO should index into @result 147//TODO should index into @result
125#define RESULT(idx,type) cfperl_result_ ## type (idx) 148#define RESULT(idx,type) cfperl_result_ ## type (idx)
126#define RESULT_DOUBLE(idx) RESULT(idx, DOUBLE) 149#define RESULT_DOUBLE(idx) RESULT(idx, DOUBLE)
127#define RESULT_INT(idx) RESULT(idx, INT) 150#define RESULT_INT(idx) RESULT(idx, INT)
… …
151 MTH void refcnt_inc () const { ++refcnt; } 174 MTH void refcnt_inc () const { ++refcnt; }
152 MTH void refcnt_dec () const { --refcnt; } 175 MTH void refcnt_dec () const { --refcnt; }
153 176
154 MTH int refcnt_cnt () const; 177 MTH int refcnt_cnt () const;
155 // check wether the object has died and destroy 178 // check wether the object has died and destroy
156 MTH void refcnt_chk () { if (refcnt <= 0) do_check (); } 179 MTH void refcnt_chk () { if (expect_false (refcnt <= 0)) do_check (); }
157 180
158 // destroy the object unless it was already destroyed 181 // destroy the object unless it was already destroyed
159 // this politely asks everybody interested the reduce 182 // this politely asks everybody interested the reduce
160 // the refcount to 0 as soon as possible. 183 // the refcount to 0 as soon as possible.
161 MTH void destroy (); 184 MTH void destroy ();
… …
186 attachable (const attachable &src) 209 attachable (const attachable &src)
187 : flags (0), refcnt (0), self (0), cb (0), attach (src.attach) 210 : flags (0), refcnt (0), self (0), cb (0), attach (src.attach)
188 { 211 {
189 } 212 }
190 213
191 virtual ~attachable (); 214 // set a custom key to the given value, or delete it if value = 0
215 void set_key (const char *key, const char *value = 0);
192 216
193 attachable &operator =(const attachable &src); 217 attachable &operator =(const attachable &src);
194 218
195 bool vinvoke (event_type event, va_list &ap); 219 // used to _quickly_ device wether to shortcut the evaluation
220 bool should_invoke (event_type event)
221 {
222 return ev_want_event [event] || cb;
223 }
224
196 bool invoke (event_type event, ...) 225 bool invoke (event_type event, ...);
197 {
198 if (ev_want_event [event] || cb)
199 {
200 va_list ap;
201 va_start (ap, event);
202 vinvoke (event, ap);
203 va_end (ap);
204 }
205 }
206 226
207 MTH void instantiate (); 227 MTH void instantiate ();
208 void reattach (); 228 void reattach ();
209 229
210protected: 230protected:
211 // do the real refcount checking work 231 // do the real refcount checking work
212 void do_check (); 232 void do_check ();
213 233
214 // the method that does the real destroy work 234 // the method that does the real destroy work
215 virtual void do_destroy (); 235 virtual void do_destroy ();
236
237 // destructor is protected, should not be called by anybody
238 virtual ~attachable ();
216}; 239};
217 240
218// the global object is a pseudo object that cares for the global events 241// the global object is a pseudo object that cares for the global events
219struct global : attachable 242struct global : attachable
220{ 243{
… …
237 // used only for user-defined key-value pairs 260 // used only for user-defined key-value pairs
238 void put (const shstr &k, const shstr &v) 261 void put (const shstr &k, const shstr &v)
239 { 262 {
240 add (k); 263 add (k);
241 264
242 if (v) 265 if (expect_true (v))
243 add (' '), add (v); 266 add (' '), add (v);
244 267
245 add ('\n'); 268 add ('\n');
246 } 269 }
247 270
248 //TODO//temporary, used only for saving body locations
249 void put (const char *k, int v)
250 {
251 add (k);
252 add (' ');
253 add (sint32 (v));
254 add ('\n');
255 }
256
257 template<typename T> 271 template<typename T>
258 void put_string (keyword k, const T &v) 272 void put_kw_string (keyword k, const T &v)
259 { 273 {
260 int klen = keyword_len [k]; 274 int klen = keyword_len [k];
261 int vlen = v ? strlen (v) + 1 : 0; 275 int vlen = v ? strlen (v) + 1 : 0;
262 276
263 char *p = (char *)alloc (klen + vlen + 1); 277 char *p = (char *)alloc (klen + vlen + 1);
264 278
265 memcpy (p, keyword_str [k], klen); p += klen; 279 memcpy (p, keyword_str [k], klen); p += klen;
266 280
267 if (v) 281 if (expect_true (v))
268 { 282 {
269 *p++ = ' '; vlen--; 283 *p++ = ' '; vlen--;
270 memcpy (p, v, vlen); p += vlen; 284 memcpy (p, v, vlen); p += vlen;
271 } 285 }
272 286
273 *p = '\n'; 287 *p = '\n';
274 } 288 }
275 289
276 void put (keyword k, const char *v = 0) 290 void put (keyword k, const char *v = 0)
277 { 291 {
278 put_string (k, v); 292 put_kw_string (k, v);
279 } 293 }
280 294
281 void put (keyword k, const shstr &v) 295 void put (keyword k, const shstr &v)
282 { 296 {
283 put_string (k, v); 297 put_kw_string (k, v);
284 } 298 }
285 299
286 void put (keyword k, double v) 300 void put (keyword k, double v)
287 { 301 {
288 char buf [128]; 302 force (MAX_KEYWORD_LEN + 2 + 32);
289 303 fadd (keyword_str [k], keyword_len [k]);
290 snprintf (buf, 128, "%.7g", v); 304 fadd (' ');
291 305 falloc (sprintf (ptr, "%.7g", v));
292 put (k, (const char *)buf); 306 fadd ('\n');
293 } 307 }
294 308
295 void put_(keyword k, sint64 v) 309 void put_(keyword k, sint64 v)
296 { 310 {
311 force (MAX_KEYWORD_LEN + 2 + sint64_digits);
297 add (keyword_str [k], keyword_len [k]); 312 fadd (keyword_str [k], keyword_len [k]);
298 add (' '); 313 fadd (' ');
299 add (v); 314 add (v);
300 add ('\n'); 315 fadd ('\n');
301 } 316 }
302 317
303 void put_(keyword k, sint32 v) 318 void put_(keyword k, sint32 v)
304 { 319 {
320 force (MAX_KEYWORD_LEN + 2 + sint32_digits);
305 add (keyword_str [k], keyword_len [k]); 321 fadd (keyword_str [k], keyword_len [k]);
306 add (' '); 322 fadd (' ');
307 add (v); 323 add (v);
308 add ('\n'); 324 fadd ('\n');
309 }
310
311 void put (keyword kbeg, keyword kend, const shstr &v)
312 {
313 add (keyword_str [kbeg], keyword_len [kbeg]); add ('\n');
314
315 if (v)
316 {
317 add (v);
318 add ('\n');
319 }
320
321 add (keyword_str [kend], keyword_len [kend]); add ('\n');
322 } 325 }
323 326
324 void put (keyword k, float v) { put (k, (double)v); } 327 void put (keyword k, float v) { put (k, (double)v); }
325 void put (keyword k, signed char v) { put_(k, (sint32)v); } 328 void put (keyword k, signed char v) { put_(k, (sint32)v); }
326 void put (keyword k, unsigned char v) { put_(k, (sint32)v); } 329 void put (keyword k, unsigned char v) { put_(k, (sint32)v); }
… …
331 void put (keyword k, signed long v) { put_(k, (sint64)v); } 334 void put (keyword k, signed long v) { put_(k, (sint64)v); }
332 void put (keyword k, unsigned long v) { put_(k, (sint64)v); } 335 void put (keyword k, unsigned long v) { put_(k, (sint64)v); }
333 void put (keyword k, signed long long v) { put_(k, (sint64)v); } 336 void put (keyword k, signed long long v) { put_(k, (sint64)v); }
334 void put (keyword k, unsigned long long v) { put_(k, (sint64)v); } 337 void put (keyword k, unsigned long long v) { put_(k, (sint64)v); }
335 338
336 template<typename T> 339 void put (keyword kbeg, keyword kend, const shstr &v)
340 {
341 force (MAX_KEYWORD_LEN + 1);
342 fadd (keyword_str [kbeg], keyword_len [kbeg]); fadd ('\n');
343
344 if (expect_true (v))
345 {
346 add (v);
347 add ('\n');
348 }
349
350 force (MAX_KEYWORD_LEN + 1);
351 fadd (keyword_str [kend], keyword_len [kend]); fadd ('\n');
352 }
353
354 void put (keyword k, archetype *v);
355 void put (keyword k, treasurelist *v);
337 void put (keyword k, const T *v) 356 void put (keyword k, faceinfo *v);
338 {
339 if (v)
340 put (k, v->name);
341 else
342 put (k, (const char *)0);
343 }
344 357
345 template<typename T> 358 template<typename T>
346 void put (keyword k, const refptr<T> &v) 359 void put (keyword k, const refptr<T> &v)
347 { 360 {
348 put (k, (T *)v); 361 put (k, (T *)v);
… …
352 char *as_string (); // like strdup 365 char *as_string (); // like strdup
353 366
354 operator bool () { return !!av; } 367 operator bool () { return !!av; }
355}; 368};
356 369
357// compatibility support, should be removed when no longer needed
358void fprintf (object_freezer &freezer, const char *format, ...);
359void fputs (const char *s, object_freezer &freezer);
360
361struct object_thawer 370struct object_thawer
362{ 371{
372 char *line; // current beginning of line
363 SV *text; // text part 373 SV *text; // text part
364 AV *av; // perl part 374 AV *av; // perl part
365 int linenum; 375 int linenum;
366 char *line; // current beginning of line
367 keyword kw; 376 keyword kw;
368 char *kw_str, *value; 377 char *kw_str; // the keyword parsed, as string
378 char *value; // the value, or 0 if no value
379 char *value_nn; // the value, or the empty string if no value
369 const char *name; 380 const char *name;
370 381
371 operator bool () { return !!text; } 382 operator bool () { return !!text; }
372 383
373 object_thawer (const char *path = 0); 384 object_thawer (const char *path = 0);
… …
377 void get (attachable *obj, int oid); 388 void get (attachable *obj, int oid);
378 389
379 // parse next line 390 // parse next line
380 void next (); 391 void next ();
381 // skip the current key-value (usually fetch next line, for 392 // skip the current key-value (usually fetch next line, for
382 // multiline-fields, skips untilt he corresponding end-kw 393 // multiline-fields, skips till the corresponding end-kw
383 void skip (); 394 void skip ();
384 395
385 //TODO: remove, deprecated
386 keyword get_kv ()
387 {
388 next ();
389 return kw;
390 }
391
392 char *get_str () { return value; } // may be 0 396 char *get_str () { return value; } // may be 0
397 void get_ml (keyword kend, shstr &sh);
393 398
394 void get (shstr &sh) const;
395 void get_ornull (shstr &sh) const { sh = value; } 399 void get_ornull (shstr &sh) const { sh = value; }
396 void get_ml (keyword kend, shstr &sh); 400 void get (shstr &sh) const { sh = value; } // might want to check for non-null here
397 401
402 bool get_bool () const { return *value_nn == '1'; }
398 sint32 get_sint32 () const; 403 sint32 get_sint32 () const;
399 sint64 get_sint64 () const; 404 sint64 get_sint64 () const { return strtoll (value_nn, 0, 10); }
400 double get_double () const; 405 double get_double () const { return strtod (value_nn, 0); }
401 406
402 void get (float &v) { v = get_double (); } 407 void get (float &v) { v = get_double (); }
403 void get (double &v) { v = get_double (); } 408 void get (double &v) { v = get_double (); }
404 409
405 void get (bool &i) { i = get_sint32 (); } 410 void get (bool &i) { i = get_bool (); }
406 void get (sint8 &i) { i = get_sint32 (); } 411 void get (sint8 &i) { i = get_sint32 (); }
407 void get (uint8 &i) { i = get_sint32 (); } 412 void get (uint8 &i) { i = get_sint32 (); }
408 void get (sint16 &i) { i = get_sint32 (); } 413 void get (sint16 &i) { i = get_sint32 (); }
409 void get (uint16 &i) { i = get_sint32 (); } 414 void get (uint16 &i) { i = get_sint32 (); }
410 void get (sint32 &i) { i = get_sint32 (); } 415 void get (sint32 &i) { i = get_sint32 (); }
… …
424 static struct CoroAPI *GCoroAPI; 429 static struct CoroAPI *GCoroAPI;
425 430
426 static int nready () { return CORO_NREADY; } 431 static int nready () { return CORO_NREADY; }
427 static int cede () { return CORO_CEDE ; } 432 static int cede () { return CORO_CEDE ; }
428 433
429 static double (*time)();
430 static double next_cede; 434 static tstamp next_cede;
431 static int cede_counter; 435 static int cede_counter;
432 436
433 static void do_cede_every (); 437 static void do_cede_every ();
434 static void do_cede_to_tick (); 438 static void do_cede_to_tick ();
435 static void do_cede_to_tick_every (); 439 static void do_cede_to_tick_every ();
436 440
437 static void cede_every (int count) 441 static void cede_every (int count)
438 { 442 {
439 if (++cede_counter >= count) 443 if (expect_false (++cede_counter >= count))
440 do_cede_every (); 444 do_cede_every ();
441 } 445 }
442 446
443 static void cede_to_tick () 447 static bool cede_to_tick ()
444 { 448 {
445 if (time () >= next_cede) 449 if (expect_true (now () < next_cede))
450 return false;
451
446 do_cede_to_tick (); 452 do_cede_to_tick ();
453 return true;
447 } 454 }
448 455
449 static void cede_to_tick_every (int count) 456 static bool cede_to_tick_every (int count)
450 { 457 {
451 if (++cede_counter >= count) 458 if (expect_true (++cede_counter < count))
459 return false;
460
452 cede_to_tick (); 461 return cede_to_tick ();
453 } 462 }
454 463
455 static void wait_for_tick (); 464 static void wait_for_tick ();
456 static void wait_for_tick_begin (); 465 static void wait_for_tick_begin ();
457}; 466};

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