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Comparing deliantra/server/include/cfperl.h (file contents):
Revision 1.88 by root, Thu Aug 30 07:28:25 2007 UTC vs.
Revision 1.96 by root, Wed Apr 16 21:14:13 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"
… …
79 79
80// some macros to simplify perl in-calls 80// some macros to simplify perl in-calls
81 81
82#define CHECK_ERROR \ 82#define CHECK_ERROR \
83 if (SvTRUE (ERRSV)) \ 83 if (SvTRUE (ERRSV)) \
84 LOG (llevError, "runtime error in %s: %s\n", __func__, SvPVutf8_nolen (ERRSV)); 84 LOG (llevError, "runtime error in %s: %s", __func__, SvPVutf8_nolen (ERRSV));
85 85
86#define CALL_BEGIN(args) dSP; ENTER; SAVETMPS; PUSHMARK (SP); EXTEND (SP, args) 86#define CALL_BEGIN(args) dSP; ENTER; SAVETMPS; PUSHMARK (SP); EXTEND (SP, args)
87#define CALL_ARG_SV(sv) PUSHs (sv_2mortal (sv)) // separate because no refcount inc 87#define CALL_ARG_SV(sv) PUSHs (sv_2mortal (sv)) // separate because no refcount inc
88#define CALL_ARG(expr) PUSHs (sv_2mortal (to_sv (expr))) 88#define CALL_ARG(expr) PUSHs (sv_2mortal (to_sv (expr)))
89#define CALL_CALL(name, flags) PUTBACK; int count = call_pv (name, (flags) | G_EVAL); SPAGAIN; 89#define CALL_CALL(name, flags) PUTBACK; int count = call_pv (name, (flags) | G_EVAL); SPAGAIN;
… …
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);
101 102
102////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 103//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
104
105#if IVSIZE >= 8
106 typedef IV val64;
107 typedef IV uval64;
108# define newSVval64 newSViv
109# define SvVAL64 SvIV
110# define newSVuval64 newSVuv
111# define SvUVAL64 SvUV
112#else
113 typedef double val64;
114 typedef double uval64;
115# define newSVval64 newSVnv
116# define SvVAL64 SvNV
117# define newSVuval64 newSVnv
118# define SvUVAL64 SvNV
119#endif
103 120
104extern tstamp runtime; // virtual server time, excluding time jumps and lag 121extern tstamp runtime; // virtual server time, excluding time jumps and lag
105extern tstamp NOW; // real time of current server tick 122extern tstamp NOW; // real time of current server tick
106 123
107enum event_klass 124enum event_klass
… …
258 275
259extern struct global gbl_ev; 276extern struct global gbl_ev;
260 277
261////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 278//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
262 279
280INTERFACE_CLASS(object_freezer)
263struct object_freezer : dynbuf_text 281struct object_freezer : dynbuf_text
264{ 282{
265 AV *av; 283 AV *av;
266 284
267 object_freezer (); 285 object_freezer ();
… …
371 void put (keyword k, const refptr<T> &v) 389 void put (keyword k, const refptr<T> &v)
372 { 390 {
373 put (k, (T *)v); 391 put (k, (T *)v);
374 } 392 }
375 393
376 bool save (const char *path); 394 MTH bool save (const_octet_string path);
377 char *as_string (); // like strdup 395 char *as_string (); // like strdup
378 396
379 operator bool () { return !!av; } 397 operator bool () { return !!av; }
380}; 398};
381 399
400INTERFACE_CLASS(object_thawer)
382struct object_thawer 401struct object_thawer
383{ 402{
384 char *line; // current beginning of line 403 char *line; // current beginning of line
385 SV *text; // text part 404 SV *text; // text part
386 AV *av; // perl part 405 AV *av; // perl part
387 int linenum; 406 int linenum;
388 keyword kw; 407 keyword kw;
389 char *kw_str; // the keyword parsed, as string 408 char *kw_str; // the keyword parsed, as string
390 char *value; // the value, or 0 if no value 409 char *value; // the value, or 0 if no value
391 char *value_nn; // the value, or the empty string if no value 410 const char *value_nn; // the value, or the empty string if no value
392 const char *name; 411 const char *name;
393 412
394 operator bool () { return !!text; } 413 operator bool () const { return !!text; }
395 414
396 object_thawer (const char *path = 0); 415 object_thawer (const char *path = 0);
397 object_thawer (const char *data, AV *perlav); 416 object_thawer (const char *data, AV *perlav);
398 ~object_thawer (); 417 ~object_thawer ();
399 418
400 void get (attachable *obj, int oid); 419 void get (attachable *obj, int oid);
401 420
402 // parse next line 421 // parse next line
403 void next (); 422 MTH void next ();
404 // skip the current key-value (usually fetch next line, for 423 // skip the current key-value (usually fetch next line, for
405 // multiline-fields, skips till the corresponding end-kw 424 // multiline-fields, skips till the corresponding end-kw
406 void skip (); 425 MTH void skip ();
426 MTH void skip_block (); // skips till and over KW_end
407 427
408 char *get_str () { return value; } // may be 0 428 char *get_str () { return value; } // may be 0
409 void get_ml (keyword kend, shstr &sh); 429 void get_ml (keyword kend, shstr &sh);
410 430
411 void get_ornull (shstr &sh) const { sh = value; } 431 void get_ornull (shstr &sh) const { sh = value; }
… …
427 void get (sint32 &i) { i = get_sint32 (); } 447 void get (sint32 &i) { i = get_sint32 (); }
428 448
429 void get (uint32 &i) { i = get_sint64 (); } 449 void get (uint32 &i) { i = get_sint64 (); }
430 void get (sint64 &i) { i = get_sint64 (); } 450 void get (sint64 &i) { i = get_sint64 (); }
431 451
432 void parse_warn (const char *msg); 452 MTH void parse_warn (const char *msg);
433 bool parse_error (const char *type = 0, const char *name = 0, bool skip = true); 453 MTH bool parse_error (const char *type = 0, const char *name = 0, bool skip = true);
454
455 struct delayed_ref {
456 attachable *op;
457 object_ptr *ptr;
458 const char *ref;
459 };
460 std::vector<delayed_ref> delrefs;
461
462 void delayed_deref (attachable *op, object_ptr &ptr, const char *ref);
463 MTH void resolve_delayed_derefs (bool deref = true);
434}; 464};
435 465
436//TODO: remove 466//TODO: remove
437char *fgets (char *s, int n, object_thawer &thawer); 467char *fgets (char *s, int n, object_thawer &thawer);
438 468
439////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 469//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
440 470
441struct coroapi { 471struct coroapi {
442 static struct CoroAPI *GCoroAPI; 472 static struct CoroAPI *GCoroAPI;
443 473
474 static EV_ATOMIC_T cede_pending;
475
444 static int nready () { return CORO_NREADY; } 476 static int nready () { return CORO_NREADY; }
445 static int cede () { return CORO_CEDE ; } 477 static int cede () { cede_pending = 0; return CORO_CEDE ; }
446 478
447 static tstamp next_cede;
448 static int cede_counter;
449
450 static void do_cede_every ();
451 static void do_cede_to_tick (); 479 static void do_cede_to_tick ();
452 static void do_cede_to_tick_every ();
453 480
454 static void cede_every (int count) 481 // actually cede's far more often
455 {
456 if (expect_false (++cede_counter >= count))
457 do_cede_every ();
458 }
459
460 static bool cede_to_tick () 482 static bool cede_to_tick ()
461 { 483 {
462 if (expect_true (now () < next_cede)) 484 if (expect_true (!cede_pending))
463 return false; 485 return false;
464 486
465 do_cede_to_tick (); 487 do_cede_to_tick ();
466 return true; 488 return true;
467 } 489 }
468 490
469 static bool cede_to_tick_every (int count)
470 {
471 if (expect_true (++cede_counter < count))
472 return false;
473
474 return cede_to_tick ();
475 }
476
477 static void wait_for_tick (); 491 static void wait_for_tick ();
478 static void wait_for_tick_begin (); 492 static void wait_for_tick_begin ();
479}; 493};
480 494
481struct watcher_base 495struct evapi
482{ 496{
483 static struct EventAPI *GEventAPI; 497 static struct EVAPI *GEVAPI;
484}; 498};
485 499
486template<class base>
487struct watcher : watcher_base
488{
489 base *pe;
490
491 void start (bool repeat = false) { GEventAPI->start ((pe_watcher *)pe, repeat); }
492 void stop (bool cancel_events = false) { GEventAPI->stop ((pe_watcher *)pe, cancel_events); }
493 void now () { GEventAPI->now ((pe_watcher *)pe); }
494 void suspend () { GEventAPI->suspend ((pe_watcher *)pe); }
495 void resume () { GEventAPI->resume ((pe_watcher *)pe); }
496
497 void prio (int new_prio) { ((pe_watcher *)pe)->prio = new_prio; }
498
499 ~watcher ()
500 {
501 cancel ();
502 }
503
504private:
505 void cancel () { GEventAPI->cancel ((pe_watcher *)pe); } // private
506};
507
508struct iw : watcher<pe_idle>, callback<void (iw &)>
509{
510 template<class O, class M>
511 iw (O object, M method)
512 : callback<void (iw &)> (object, method)
513 {
514 alloc ();
515 }
516
517private:
518 void alloc ();
519};
520
521struct iow : watcher<pe_io>, callback<void (iow &, int)> 500struct iow : ev_io, evapi, callback<void (iow &, int)>
522{ 501{
502 static void thunk (EV_P_ struct ev_io *w_, int revents)
503 {
504 iow &w = *static_cast<iow *>(w_);
505
506 w (w, revents);
507 }
508
523 template<class O, class M> 509 template<class O, class M>
524 iow (O object, M method) 510 iow (O object, M method)
525 : callback<void (iow &, int)> (object, method) 511 : callback<void (iow &, int)> (object, method)
526 { 512 {
527 alloc (); 513 ev_init ((ev_io *)this, thunk);
528 } 514 }
529 515
530 void fd (int fd); 516 void prio (int prio)
531 int poll (); 517 {
518 ev_set_priority ((ev_io *)this, prio);
519 }
520
521 void set (int fd, int events)
522 {
523 ev_io_set ((ev_io *)this, fd, events);
524 }
525
526 int poll () const { return events; }
527
532 void poll (int events); 528 void poll (int events);
533 529
534private: 530 void start ()
535 void alloc (); 531 {
532 ev_io_start (EV_DEFAULT, (ev_io *)this);
533 }
534
535 void stop ()
536 {
537 ev_io_stop (EV_DEFAULT, (ev_io *)this);
538 }
539
540 ~iow ()
541 {
542 stop ();
543 }
544};
545
546struct asyncw : ev_async, evapi, callback<void (ev_async &, int)>
547{
548 static void thunk (EV_P_ struct ev_async *w_, int revents)
549 {
550 asyncw &w = *static_cast<asyncw *>(w_);
551
552 w (w, revents);
553 }
554
555 template<class O, class M>
556 asyncw (O object, M method)
557 : callback<void (asyncw &, int)> (object, method)
558 {
559 ev_init ((ev_async *)this, thunk);
560 }
561
562 void start ()
563 {
564 ev_async_start (EV_DEFAULT, (ev_async *)this);
565 }
566
567 void stop ()
568 {
569 ev_async_stop (EV_DEFAULT, (ev_async *)this);
570 }
571
572 ~asyncw ()
573 {
574 stop ();
575 }
536}; 576};
537 577
538#endif 578#endif
539 579

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