ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/deliantra/server/include/cfperl.h
(Generate patch)

Comparing deliantra/server/include/cfperl.h (file contents):
Revision 1.57 by root, Fri Feb 16 19:43:41 2007 UTC vs.
Revision 1.86 by root, Mon Aug 6 10:54:12 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__
6 29
30#include <cstdarg>
7#include <cstdio> 31#include <cstdio>
32#include <bitset>
8 33
9using namespace std; 34using namespace std;
10 35
11#include <EXTERN.h> 36#include <EXTERN.h>
12#include <perl.h> 37#include <perl.h>
… …
62 87
63void cfperl_init (); 88void cfperl_init ();
64void cfperl_main (); 89void cfperl_main ();
65void cfperl_emergency_save (); 90void cfperl_emergency_save ();
66void cfperl_cleanup (int make_core); 91void cfperl_cleanup (int make_core);
92void cfperl_make_book (object *book, int level);
93void cfperl_send_msg (client *ns, int color, const char *type, const char *msg);
94int cfperl_can_merge (object *ob1, object *ob2);
67 95
68////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 96//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
69 97
70// virtual server time, excluding time jumps and lag 98extern tstamp runtime; // virtual server time, excluding time jumps and lag
71extern double runtime; 99extern tstamp NOW; // real time of current server tick
72 100
73enum event_klass 101enum event_klass
74{ 102{
75 KLASS_NONE, 103 KLASS_NONE,
76 KLASS_GLOBAL, 104 KLASS_GLOBAL,
… …
87# define def(klass,name) EVENT_ ## klass ## _ ## name, 115# define def(klass,name) EVENT_ ## klass ## _ ## name,
88# include "eventinc.h" 116# include "eventinc.h"
89# undef def 117# undef def
90 NUM_EVENT_TYPES 118 NUM_EVENT_TYPES
91}; 119};
120
121// in which global events or per-type events are we interested
122extern bitset<NUM_EVENT_TYPES> ev_want_event;
123extern bitset<NUM_TYPES> ev_want_type;
92 124
93#define ARG_AV(o) DT_AV , static_cast<AV *> (o) 125#define ARG_AV(o) DT_AV , static_cast<AV *> (o)
94#define ARG_INT(v) DT_INT , static_cast<int> (v) 126#define ARG_INT(v) DT_INT , static_cast<int> (v)
95#define ARG_INT64(v) DT_INT64 , static_cast<sint64> (v) 127#define ARG_INT64(v) DT_INT64 , static_cast<sint64> (v)
96#define ARG_DOUBLE(v) DT_DOUBLE, static_cast<double> (v) 128#define ARG_DOUBLE(v) DT_DOUBLE, static_cast<double> (v)
… …
103#define ARG_CLIENT(o) DT_CLIENT, (void *)(static_cast<client *> (o)) 135#define ARG_CLIENT(o) DT_CLIENT, (void *)(static_cast<client *> (o))
104#define ARG_PARTY(o) DT_PARTY , (void *)(static_cast<party *> (o)) 136#define ARG_PARTY(o) DT_PARTY , (void *)(static_cast<party *> (o))
105#define ARG_REGION(o) DT_REGION, (void *)(static_cast<region *> (o)) 137#define ARG_REGION(o) DT_REGION, (void *)(static_cast<region *> (o))
106 138
107// the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension 139// the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension
108 140#define INVOKE(obj,event, ...) (expect_false ((obj)->should_invoke (event)) ? (obj)->invoke (event, ## __VA_ARGS__, DT_END) : 0)
109// all these return true when the normal event processing should be skipped (if any)
110#define INVOKE_GLOBAL(event, ...) gbl_ev.invoke (EVENT_ ## GLOBAL ## _ ## event, ## __VA_ARGS__, DT_END) 141#define INVOKE_GLOBAL(event, ...) INVOKE (&gbl_ev, EVENT_ ## GLOBAL ## _ ## event, ## __VA_ARGS__)
111#define INVOKE_ATTACHABLE(event, obj, ...) (obj)->invoke (EVENT_ ## ATTACHABLE ## _ ## event, ## __VA_ARGS__, DT_END) 142#define INVOKE_ATTACHABLE(event, obj, ...) INVOKE (obj , EVENT_ ## ATTACHABLE ## _ ## event, ## __VA_ARGS__)
112#define INVOKE_OBJECT(event, obj, ...) (obj)->invoke (EVENT_ ## OBJECT ## _ ## event, ## __VA_ARGS__, DT_END) 143#define INVOKE_OBJECT(event, obj, ...) INVOKE (obj , EVENT_ ## OBJECT ## _ ## event, ## __VA_ARGS__)
113#define INVOKE_CLIENT(event, obj, ...) (obj)->invoke (EVENT_ ## CLIENT ## _ ## event, ## __VA_ARGS__, DT_END) 144#define INVOKE_CLIENT(event, obj, ...) INVOKE (obj , EVENT_ ## CLIENT ## _ ## event, ## __VA_ARGS__)
114#define INVOKE_PLAYER(event, obj, ...) (obj)->invoke (EVENT_ ## PLAYER ## _ ## event, ## __VA_ARGS__, DT_END) 145#define INVOKE_PLAYER(event, obj, ...) INVOKE (obj , EVENT_ ## PLAYER ## _ ## event, ## __VA_ARGS__)
115#define INVOKE_MAP(event, obj, ...) (obj)->invoke (EVENT_ ## MAP ## _ ## event, ## __VA_ARGS__, DT_END) 146#define INVOKE_MAP(event, obj, ...) INVOKE (obj , EVENT_ ## MAP ## _ ## event, ## __VA_ARGS__)
116 147
117//TODO should index into @result 148//TODO should index into @result
118#define RESULT(idx,type) cfperl_result_ ## type (idx) 149#define RESULT(idx,type) cfperl_result_ ## type (idx)
119#define RESULT_DOUBLE(idx) RESULT(idx, DOUBLE) 150#define RESULT_DOUBLE(idx) RESULT(idx, DOUBLE)
120#define RESULT_INT(idx) RESULT(idx, INT) 151#define RESULT_INT(idx) RESULT(idx, INT)
… …
123int cfperl_result_INT (int idx); 154int cfperl_result_INT (int idx);
124 155
125////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 156//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
126 157
127INTERFACE_CLASS (attachable) 158INTERFACE_CLASS (attachable)
128struct attachable 159struct attachable : refcnt_base
129{ 160{
130 static MGVTBL vtbl; 161 static MGVTBL vtbl;
131 162
132 static unordered_vector<attachable *> mortals; 163 static unordered_vector<attachable *> mortals;
133 MTH static void check_mortals (); 164 MTH static void check_mortals ();
134 165
135 enum { 166 enum {
136 F_DESTROYED = 0x01, 167 F_DESTROYED = 0x01,
137 F_DEBUG_TRACE = 0x02, 168 F_DEBUG_TRACE = 0x02,
138 }; 169 };
170 int ACC (RW, flags);
139 171
140 // object is delete'd after the refcount reaches 0 172 // object is delete'd after the refcount reaches 0
141 mutable int ACC (RW, refcnt);
142 int ACC (RW, flags);
143
144 MTH void refcnt_inc () const { ++refcnt; }
145 MTH void refcnt_dec () const { --refcnt; }
146
147 MTH int refcnt_cnt () const; 173 MTH int refcnt_cnt () const;
148 // check wether the object has died and destroy 174 // check wether the object has died and destroy
149 MTH void refcnt_chk () { if (refcnt <= 0) do_check (); } 175 MTH void refcnt_chk () { if (expect_false (refcnt <= 0)) do_check (); }
150 176
151 // destroy the object unless it was already destroyed 177 // destroy the object unless it was already destroyed
152 // this politely asks everybody interested the reduce 178 // this politely asks everybody interested the reduce
153 // the refcount to 0 as soon as possible. 179 // the refcount to 0 as soon as possible.
154 MTH void destroy (); 180 MTH void destroy ();
… …
170 196
171 void sever_self (); // sever this object from its self, if it has one. 197 void sever_self (); // sever this object from its self, if it has one.
172 void optimise (); // possibly save some memory by destroying unneeded data 198 void optimise (); // possibly save some memory by destroying unneeded data
173 199
174 attachable () 200 attachable ()
175 : flags (0), refcnt (0), self (0), cb (0), attach (0) 201 : flags (0), self (0), cb (0), attach (0)
176 { 202 {
177 } 203 }
178 204
179 attachable (const attachable &src) 205 attachable (const attachable &src)
180 : flags (0), refcnt (0), self (0), cb (0), attach (src.attach) 206 : flags (0), self (0), cb (0), attach (src.attach)
181 { 207 {
182 } 208 }
183 209
184 virtual ~attachable (); 210 // set a custom key to the given value, or delete it if value = 0
211 void set_key (const char *key, const char *value = 0);
185 212
186 attachable &operator =(const attachable &src); 213 attachable &operator =(const attachable &src);
187 214
215 // used to _quickly_ device wether to shortcut the evaluation
216 bool should_invoke (event_type event)
217 {
218 return ev_want_event [event] || cb;
219 }
220
188 bool invoke (event_type event, ...); 221 bool invoke (event_type event, ...);
222
189 MTH void instantiate (); 223 MTH void instantiate ();
190 void reattach (); 224 void reattach ();
191 225
192protected: 226protected:
193 // do the real refcount checking work 227 // do the real refcount checking work
194 void do_check (); 228 void do_check ();
195 229
196 // the method that does the real destroy work 230 // the method that does the real destroy work
197 virtual void do_destroy (); 231 virtual void do_destroy ();
232
233 // destructor is protected, should not be called by anybody
234 virtual ~attachable ();
198}; 235};
199 236
200// the global object is a pseudo object that cares for the global events 237// the global object is a pseudo object that cares for the global events
201struct global : attachable 238struct global : attachable
202{ 239{
… …
205 242
206extern struct global gbl_ev; 243extern struct global gbl_ev;
207 244
208////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 245//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
209 246
210struct object_freezer : dynbuf 247struct object_freezer : dynbuf_text
211{ 248{
212 AV *av; 249 AV *av;
213 250
214 object_freezer (); 251 object_freezer ();
215 ~object_freezer (); 252 ~object_freezer ();
… …
219 // used only for user-defined key-value pairs 256 // used only for user-defined key-value pairs
220 void put (const shstr &k, const shstr &v) 257 void put (const shstr &k, const shstr &v)
221 { 258 {
222 add (k); 259 add (k);
223 260
224 if (v) 261 if (expect_true (v))
225 add (' '), add (v); 262 add (' '), add (v);
226 263
227 add ('\n'); 264 add ('\n');
228 } 265 }
229 266
230 //TODO//temporary, used only for saving body locations
231 void put (const char *k, int v)
232 {
233 add (k);
234 add (' ');
235 add (sint32 (v));
236 add ('\n');
237 }
238
239 template<typename T> 267 template<typename T>
240 void put_string (keyword k, const T &v) 268 void put_kw_string (keyword k, const T &v)
241 { 269 {
242 int klen = keyword_len [k]; 270 int klen = keyword_len [k];
243 int vlen = v ? strlen (v) + 1 : 0; 271 int vlen = v ? strlen (v) + 1 : 0;
244 272
245 char *p = (char *)alloc (klen + vlen + 1); 273 char *p = (char *)alloc (klen + vlen + 1);
246 274
247 memcpy (p, keyword_str [k], klen); p += klen; 275 memcpy (p, keyword_str [k], klen); p += klen;
248 276
249 if (v) 277 if (expect_true (v))
250 { 278 {
251 *p++ = ' '; vlen--; 279 *p++ = ' '; vlen--;
252 memcpy (p, v, vlen); p += vlen; 280 memcpy (p, v, vlen); p += vlen;
253 } 281 }
254 282
255 *p = '\n'; 283 *p = '\n';
256 } 284 }
257 285
258 void put (keyword k, const char *v = 0) 286 void put (keyword k, const char *v = 0)
259 { 287 {
260 put_string (k, v); 288 put_kw_string (k, v);
261 } 289 }
262 290
263 void put (keyword k, const shstr &v) 291 void put (keyword k, const shstr &v)
264 { 292 {
265 put_string (k, v); 293 put_kw_string (k, v);
266 } 294 }
267 295
268 void put (keyword k, double v) 296 void put (keyword k, double v)
269 { 297 {
270 char buf [128]; 298 force (MAX_KEYWORD_LEN + 2 + 32);
271 299 fadd (keyword_str [k], keyword_len [k]);
272 snprintf (buf, 128, "%.7g", v); 300 fadd (' ');
273 301 falloc (sprintf (ptr, "%.7g", v));
274 put (k, (const char *)buf); 302 fadd ('\n');
275 } 303 }
276 304
277 void put_(keyword k, sint64 v) 305 void put_(keyword k, sint64 v)
278 { 306 {
307 force (MAX_KEYWORD_LEN + 2 + sint64_digits);
279 add (keyword_str [k], keyword_len [k]); 308 fadd (keyword_str [k], keyword_len [k]);
280 add (' '); 309 fadd (' ');
281 add (v); 310 add (v);
282 add ('\n'); 311 fadd ('\n');
283 } 312 }
284 313
285 void put_(keyword k, sint32 v) 314 void put_(keyword k, sint32 v)
286 { 315 {
316 force (MAX_KEYWORD_LEN + 2 + sint32_digits);
287 add (keyword_str [k], keyword_len [k]); 317 fadd (keyword_str [k], keyword_len [k]);
288 add (' '); 318 fadd (' ');
289 add (v); 319 add (v);
290 add ('\n'); 320 fadd ('\n');
291 }
292
293 void put (keyword kbeg, keyword kend, const shstr &v)
294 {
295 add (keyword_str [kbeg], keyword_len [kbeg]); add ('\n');
296
297 if (v)
298 {
299 add (v);
300 add ('\n');
301 }
302
303 add (keyword_str [kend], keyword_len [kend]); add ('\n');
304 } 321 }
305 322
306 void put (keyword k, float v) { put (k, (double)v); } 323 void put (keyword k, float v) { put (k, (double)v); }
307 void put (keyword k, signed char v) { put_(k, (sint32)v); } 324 void put (keyword k, signed char v) { put_(k, (sint32)v); }
308 void put (keyword k, unsigned char v) { put_(k, (sint32)v); } 325 void put (keyword k, unsigned char v) { put_(k, (sint32)v); }
… …
313 void put (keyword k, signed long v) { put_(k, (sint64)v); } 330 void put (keyword k, signed long v) { put_(k, (sint64)v); }
314 void put (keyword k, unsigned long v) { put_(k, (sint64)v); } 331 void put (keyword k, unsigned long v) { put_(k, (sint64)v); }
315 void put (keyword k, signed long long v) { put_(k, (sint64)v); } 332 void put (keyword k, signed long long v) { put_(k, (sint64)v); }
316 void put (keyword k, unsigned long long v) { put_(k, (sint64)v); } 333 void put (keyword k, unsigned long long v) { put_(k, (sint64)v); }
317 334
318 template<typename T> 335 void put (keyword kbeg, keyword kend, const shstr &v)
336 {
337 force (MAX_KEYWORD_LEN + 1);
338 fadd (keyword_str [kbeg], keyword_len [kbeg]); fadd ('\n');
339
340 if (expect_true (v))
341 {
342 add (v);
343 add ('\n');
344 }
345
346 force (MAX_KEYWORD_LEN + 1);
347 fadd (keyword_str [kend], keyword_len [kend]); fadd ('\n');
348 }
349
350 void put (keyword k, archetype *v);
351 void put (keyword k, treasurelist *v);
319 void put (keyword k, const T *v) 352 void put (keyword k, faceinfo *v);
320 {
321 if (v)
322 put (k, v->name);
323 else
324 put (k, (const char *)0);
325 }
326 353
327 template<typename T> 354 template<typename T>
328 void put (keyword k, const refptr<T> &v) 355 void put (keyword k, const refptr<T> &v)
329 { 356 {
330 put (k, (T *)v); 357 put (k, (T *)v);
… …
334 char *as_string (); // like strdup 361 char *as_string (); // like strdup
335 362
336 operator bool () { return !!av; } 363 operator bool () { return !!av; }
337}; 364};
338 365
339// compatibility support, should be removed when no longer needed
340int fprintf (object_freezer &freezer, const char *format, ...);
341int fputs (const char *s, object_freezer &freezer);
342
343struct object_thawer 366struct object_thawer
344{ 367{
368 char *line; // current beginning of line
345 SV *text; // text part 369 SV *text; // text part
346 AV *av; // perl part 370 AV *av; // perl part
347 int linenum; 371 int linenum;
348 char *line; // current beginning of line
349 keyword kw; 372 keyword kw;
350 char *kw_str, *value; 373 char *kw_str; // the keyword parsed, as string
374 char *value; // the value, or 0 if no value
375 char *value_nn; // the value, or the empty string if no value
351 const char *name; 376 const char *name;
352 377
353 operator bool () { return !!text; } 378 operator bool () { return !!text; }
354 379
355 object_thawer (const char *path = 0); 380 object_thawer (const char *path = 0);
… …
359 void get (attachable *obj, int oid); 384 void get (attachable *obj, int oid);
360 385
361 // parse next line 386 // parse next line
362 void next (); 387 void next ();
363 // skip the current key-value (usually fetch next line, for 388 // skip the current key-value (usually fetch next line, for
364 // multiline-fields, skips untilt he corresponding end-kw 389 // multiline-fields, skips till the corresponding end-kw
365 void skip (); 390 void skip ();
366 391
367 //TODO: remove, deprecated
368 keyword get_kv ()
369 {
370 next ();
371 return kw;
372 }
373
374
375 char *get_str () { return value; } // may be 0 392 char *get_str () { return value; } // may be 0
393 void get_ml (keyword kend, shstr &sh);
376 394
377 void get (shstr &sh) const;
378 void get_ornull (shstr &sh) const { sh = value; } 395 void get_ornull (shstr &sh) const { sh = value; }
379 void get_ml (keyword kend, shstr &sh); 396 void get (shstr &sh) const { sh = value; } // might want to check for non-null here
380 397
398 bool get_bool () const { return *value_nn == '1'; }
381 sint32 get_sint32 () const; 399 sint32 get_sint32 () const;
382 sint64 get_sint64 () const; 400 sint64 get_sint64 () const { return strtoll (value_nn, 0, 10); }
383 double get_double () const; 401 double get_double () const { return strtod (value_nn, 0); }
384 402
385 void get (float &v) { v = get_double (); } 403 void get (float &v) { v = get_double (); }
386 void get (double &v) { v = get_double (); } 404 void get (double &v) { v = get_double (); }
387 405
388 void get (bool &i) { i = get_sint32 (); } 406 void get (bool &i) { i = get_bool (); }
389 void get (sint8 &i) { i = get_sint32 (); } 407 void get (sint8 &i) { i = get_sint32 (); }
390 void get (uint8 &i) { i = get_sint32 (); } 408 void get (uint8 &i) { i = get_sint32 (); }
391 void get (sint16 &i) { i = get_sint32 (); } 409 void get (sint16 &i) { i = get_sint32 (); }
392 void get (uint16 &i) { i = get_sint32 (); } 410 void get (uint16 &i) { i = get_sint32 (); }
393 void get (sint32 &i) { i = get_sint32 (); } 411 void get (sint32 &i) { i = get_sint32 (); }
394 412
395 void get (uint32 &i) { i = get_sint64 (); } 413 void get (uint32 &i) { i = get_sint64 (); }
396 void get (sint64 &i) { i = get_sint64 (); } 414 void get (sint64 &i) { i = get_sint64 (); }
397 415
416 void parse_warn (const char *msg);
398 bool parse_error (const char *type = 0, const char *name = 0, bool skip = true); 417 bool parse_error (const char *type = 0, const char *name = 0, bool skip = true);
399}; 418};
400 419
401//TODO: remove 420//TODO: remove
402char *fgets (char *s, int n, object_thawer &thawer); 421char *fgets (char *s, int n, object_thawer &thawer);
… …
407 static struct CoroAPI *GCoroAPI; 426 static struct CoroAPI *GCoroAPI;
408 427
409 static int nready () { return CORO_NREADY; } 428 static int nready () { return CORO_NREADY; }
410 static int cede () { return CORO_CEDE ; } 429 static int cede () { return CORO_CEDE ; }
411 430
431 static tstamp next_cede;
412 static int cede_counter; 432 static int cede_counter;
413 433
434 static void do_cede_every ();
435 static void do_cede_to_tick ();
436 static void do_cede_to_tick_every ();
437
414 static void cede_every (int count) 438 static void cede_every (int count)
415 { 439 {
416 if (++cede_counter >= count) 440 if (expect_false (++cede_counter >= count))
417 { 441 do_cede_every ();
418 cede_counter = 0;
419
420 if (coroapi::nready ())
421 coroapi::cede ();
422 }
423 } 442 }
443
444 static bool cede_to_tick ()
445 {
446 if (expect_true (now () < next_cede))
447 return false;
448
449 do_cede_to_tick ();
450 return true;
451 }
452
453 static bool cede_to_tick_every (int count)
454 {
455 if (expect_true (++cede_counter < count))
456 return false;
457
458 return cede_to_tick ();
459 }
460
461 static void wait_for_tick ();
462 static void wait_for_tick_begin ();
424}; 463};
425 464
426struct watcher_base 465struct watcher_base
427{ 466{
428 static struct EventAPI *GEventAPI; 467 static struct EventAPI *GEventAPI;

Diff Legend

– Removed lines
+ Added lines
< Changed lines
> Changed lines