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Comparing deliantra/server/include/cfperl.h (file contents):
Revision 1.87 by root, Thu Aug 16 06:36:56 2007 UTC vs.
Revision 1.94 by root, Wed Apr 2 11:13:54 2008 UTC

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// cfperl.h perl interface 25// cfperl.h perl interface
26// 26//
… …
35 35
36#include <EXTERN.h> 36#include <EXTERN.h>
37#include <perl.h> 37#include <perl.h>
38#include <XSUB.h> 38#include <XSUB.h>
39 39
40#include <EventAPI.h> 40#include <EVAPI.h>
41#include <CoroAPI.h> 41#include <CoroAPI.h>
42 42
43#include "util.h" 43#include "util.h"
44#include "keyword.h" 44#include "keyword.h"
45#include "dynbuf.h" 45#include "dynbuf.h"
… …
91 91
92////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 92//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
93 93
94void cfperl_init (); 94void cfperl_init ();
95void cfperl_main (); 95void cfperl_main ();
96void cfperl_tick ();
96void cfperl_emergency_save (); 97void cfperl_emergency_save ();
97void cfperl_cleanup (int make_core); 98void cfperl_cleanup (int make_core);
98void cfperl_make_book (object *book, int level); 99void cfperl_make_book (object *book, int level);
99void cfperl_send_msg (client *ns, int color, const char *type, const char *msg); 100void cfperl_send_msg (client *ns, int color, const char *type, const char *msg);
100int cfperl_can_merge (object *ob1, object *ob2); 101int cfperl_can_merge (object *ob1, object *ob2);
… …
212 : flags (0), self (0), cb (0), attach (src.attach) 213 : flags (0), self (0), cb (0), attach (src.attach)
213 { 214 {
214 } 215 }
215 216
216 // set a custom key to the given value, or delete it if value = 0 217 // set a custom key to the given value, or delete it if value = 0
218 void set_key (const char *key, const char *value = 0, bool is_utf8 = 0);
219
217 void set_key (const char *key, const char *value = 0); 220 void set_key_text (const char *key, const char *value = 0)
221 {
222 set_key (key, value, 1);
223 }
224
225 void set_key_data (const char *key, const char *value = 0)
226 {
227 set_key (key, value, 0);
228 }
218 229
219 attachable &operator =(const attachable &src); 230 attachable &operator =(const attachable &src);
220 231
221 // used to _quickly_ device wether to shortcut the evaluation 232 // used to _quickly_ device wether to shortcut the evaluation
222 bool should_invoke (event_type event) 233 bool should_invoke (event_type event)
… …
248 259
249extern struct global gbl_ev; 260extern struct global gbl_ev;
250 261
251////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 262//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
252 263
264INTERFACE_CLASS(object_freezer)
253struct object_freezer : dynbuf_text 265struct object_freezer : dynbuf_text
254{ 266{
255 AV *av; 267 AV *av;
256 268
257 object_freezer (); 269 object_freezer ();
… …
361 void put (keyword k, const refptr<T> &v) 373 void put (keyword k, const refptr<T> &v)
362 { 374 {
363 put (k, (T *)v); 375 put (k, (T *)v);
364 } 376 }
365 377
366 bool save (const char *path); 378 MTH bool save (const_octet_string path);
367 char *as_string (); // like strdup 379 char *as_string (); // like strdup
368 380
369 operator bool () { return !!av; } 381 operator bool () { return !!av; }
370}; 382};
371 383
384INTERFACE_CLASS(object_thawer)
372struct object_thawer 385struct object_thawer
373{ 386{
374 char *line; // current beginning of line 387 char *line; // current beginning of line
375 SV *text; // text part 388 SV *text; // text part
376 AV *av; // perl part 389 AV *av; // perl part
377 int linenum; 390 int linenum;
378 keyword kw; 391 keyword kw;
379 char *kw_str; // the keyword parsed, as string 392 char *kw_str; // the keyword parsed, as string
380 char *value; // the value, or 0 if no value 393 char *value; // the value, or 0 if no value
381 char *value_nn; // the value, or the empty string if no value 394 const char *value_nn; // the value, or the empty string if no value
382 const char *name; 395 const char *name;
383 396
384 operator bool () { return !!text; } 397 operator bool () const { return !!text; }
385 398
386 object_thawer (const char *path = 0); 399 object_thawer (const char *path = 0);
387 object_thawer (const char *data, AV *perlav); 400 object_thawer (const char *data, AV *perlav);
388 ~object_thawer (); 401 ~object_thawer ();
389 402
390 void get (attachable *obj, int oid); 403 void get (attachable *obj, int oid);
391 404
392 // parse next line 405 // parse next line
393 void next (); 406 MTH void next ();
394 // skip the current key-value (usually fetch next line, for 407 // skip the current key-value (usually fetch next line, for
395 // multiline-fields, skips till the corresponding end-kw 408 // multiline-fields, skips till the corresponding end-kw
396 void skip (); 409 MTH void skip ();
410 MTH void skip_block (); // skips till and over KW_end
397 411
398 char *get_str () { return value; } // may be 0 412 char *get_str () { return value; } // may be 0
399 void get_ml (keyword kend, shstr &sh); 413 void get_ml (keyword kend, shstr &sh);
400 414
401 void get_ornull (shstr &sh) const { sh = value; } 415 void get_ornull (shstr &sh) const { sh = value; }
… …
417 void get (sint32 &i) { i = get_sint32 (); } 431 void get (sint32 &i) { i = get_sint32 (); }
418 432
419 void get (uint32 &i) { i = get_sint64 (); } 433 void get (uint32 &i) { i = get_sint64 (); }
420 void get (sint64 &i) { i = get_sint64 (); } 434 void get (sint64 &i) { i = get_sint64 (); }
421 435
422 void parse_warn (const char *msg); 436 MTH void parse_warn (const char *msg);
423 bool parse_error (const char *type = 0, const char *name = 0, bool skip = true); 437 MTH bool parse_error (const char *type = 0, const char *name = 0, bool skip = true);
438
439 struct delayed_ref {
440 attachable *op;
441 object_ptr *ptr;
442 const char *ref;
443 };
444 std::vector<delayed_ref> delrefs;
445
446 void delayed_deref (attachable *op, object_ptr &ptr, const char *ref);
447 MTH void resolve_delayed_derefs (bool deref = true);
424}; 448};
425 449
426//TODO: remove 450//TODO: remove
427char *fgets (char *s, int n, object_thawer &thawer); 451char *fgets (char *s, int n, object_thawer &thawer);
428 452
429////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 453//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
430 454
431struct coroapi { 455struct coroapi {
432 static struct CoroAPI *GCoroAPI; 456 static struct CoroAPI *GCoroAPI;
433 457
458 static EV_ATOMIC_T cede_pending;
459
434 static int nready () { return CORO_NREADY; } 460 static int nready () { return CORO_NREADY; }
435 static int cede () { return CORO_CEDE ; } 461 static int cede () { cede_pending = 0; return CORO_CEDE ; }
436 462
437 static tstamp next_cede;
438 static int cede_counter;
439
440 static void do_cede_every ();
441 static void do_cede_to_tick (); 463 static void do_cede_to_tick ();
442 static void do_cede_to_tick_every ();
443 464
444 static void cede_every (int count) 465 // actually cede's far more often
445 {
446 if (expect_false (++cede_counter >= count))
447 do_cede_every ();
448 }
449
450 static bool cede_to_tick () 466 static bool cede_to_tick ()
451 { 467 {
452 if (expect_true (now () < next_cede)) 468 if (expect_true (!cede_pending))
453 return false; 469 return false;
454 470
455 do_cede_to_tick (); 471 do_cede_to_tick ();
456 return true; 472 return true;
457 } 473 }
458 474
459 static bool cede_to_tick_every (int count)
460 {
461 if (expect_true (++cede_counter < count))
462 return false;
463
464 return cede_to_tick ();
465 }
466
467 static void wait_for_tick (); 475 static void wait_for_tick ();
468 static void wait_for_tick_begin (); 476 static void wait_for_tick_begin ();
469}; 477};
470 478
471struct watcher_base 479struct evapi
472{ 480{
473 static struct EventAPI *GEventAPI; 481 static struct EVAPI *GEVAPI;
474}; 482};
475 483
476template<class base>
477struct watcher : watcher_base
478{
479 base *pe;
480
481 void start (bool repeat = false) { GEventAPI->start ((pe_watcher *)pe, repeat); }
482 void stop (bool cancel_events = false) { GEventAPI->stop ((pe_watcher *)pe, cancel_events); }
483 void now () { GEventAPI->now ((pe_watcher *)pe); }
484 void suspend () { GEventAPI->suspend ((pe_watcher *)pe); }
485 void resume () { GEventAPI->resume ((pe_watcher *)pe); }
486
487 void prio (int new_prio) { ((pe_watcher *)pe)->prio = new_prio; }
488
489 ~watcher ()
490 {
491 cancel ();
492 }
493
494private:
495 void cancel () { GEventAPI->cancel ((pe_watcher *)pe); } // private
496};
497
498struct iw : watcher<pe_idle>, callback<void (iw &)>
499{
500 template<class O, class M>
501 iw (O object, M method)
502 : callback<void (iw &)> (object, method)
503 {
504 alloc ();
505 }
506
507private:
508 void alloc ();
509};
510
511struct iow : watcher<pe_io>, callback<void (iow &, int)> 484struct iow : ev_io, evapi, callback<void (iow &, int)>
512{ 485{
486 static void thunk (EV_P_ struct ev_io *w_, int revents)
487 {
488 iow &w = *static_cast<iow *>(w_);
489
490 w (w, revents);
491 }
492
513 template<class O, class M> 493 template<class O, class M>
514 iow (O object, M method) 494 iow (O object, M method)
515 : callback<void (iow &, int)> (object, method) 495 : callback<void (iow &, int)> (object, method)
516 { 496 {
517 alloc (); 497 ev_init ((ev_io *)this, thunk);
518 } 498 }
519 499
520 void fd (int fd); 500 void prio (int prio)
521 int poll (); 501 {
502 ev_set_priority ((ev_io *)this, prio);
503 }
504
505 void set (int fd, int events)
506 {
507 ev_io_set ((ev_io *)this, fd, events);
508 }
509
510 int poll () const { return events; }
511
522 void poll (int events); 512 void poll (int events);
523 513
524private: 514 void start ()
525 void alloc (); 515 {
516 ev_io_start (EV_DEFAULT, (ev_io *)this);
517 }
518
519 void stop ()
520 {
521 ev_io_stop (EV_DEFAULT, (ev_io *)this);
522 }
523
524 ~iow ()
525 {
526 stop ();
527 }
528};
529
530struct asyncw : ev_async, evapi, callback<void (ev_async &, int)>
531{
532 static void thunk (EV_P_ struct ev_async *w_, int revents)
533 {
534 asyncw &w = *static_cast<asyncw *>(w_);
535
536 w (w, revents);
537 }
538
539 template<class O, class M>
540 asyncw (O object, M method)
541 : callback<void (asyncw &, int)> (object, method)
542 {
543 ev_init ((ev_async *)this, thunk);
544 }
545
546 void start ()
547 {
548 ev_async_start (EV_DEFAULT, (ev_async *)this);
549 }
550
551 void stop ()
552 {
553 ev_async_stop (EV_DEFAULT, (ev_async *)this);
554 }
555
556 ~asyncw ()
557 {
558 stop ();
559 }
526}; 560};
527 561
528#endif 562#endif
529 563

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