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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 1.101 by root, Thu Nov 20 12:18:07 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"
… …
50// optimisations/workaround for functions requiring my_perl in scope (anti-bloat) 50// optimisations/workaround for functions requiring my_perl in scope (anti-bloat)
51#undef localtime 51#undef localtime
52#undef srand48 52#undef srand48
53#undef drand48 53#undef drand48
54#undef srandom 54#undef srandom
55#undef opendir
55#undef readdir 56#undef readdir
57#undef closedir
56#undef getprotobyname 58#undef getprotobyname
57#undef gethostbyname 59#undef gethostbyname
58#undef ctime 60#undef ctime
59#undef strerror 61#undef strerror
60#undef _ 62#undef _
… …
79 81
80// some macros to simplify perl in-calls 82// some macros to simplify perl in-calls
81 83
82#define CHECK_ERROR \ 84#define CHECK_ERROR \
83 if (SvTRUE (ERRSV)) \ 85 if (SvTRUE (ERRSV)) \
84 LOG (llevError, "runtime error in %s: %s\n", __func__, SvPVutf8_nolen (ERRSV)); 86 LOG (llevError, "runtime error in %s: %s", __func__, SvPVutf8_nolen (ERRSV));
85 87
86#define CALL_BEGIN(args) dSP; ENTER; SAVETMPS; PUSHMARK (SP); EXTEND (SP, args) 88#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 89#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))) 90#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; 91#define CALL_CALL(name, flags) PUTBACK; int count = call_pv (name, (flags) | G_EVAL); SPAGAIN;
90#define CALL_END CHECK_ERROR; FREETMPS; LEAVE 92#define CALL_END PUTBACK; CHECK_ERROR; FREETMPS; LEAVE
91 93
92////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 94//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
93 95
94void cfperl_init (); 96void cfperl_init ();
95void cfperl_main (); 97void cfperl_main ();
98void cfperl_tick ();
96void cfperl_emergency_save (); 99void cfperl_emergency_save ();
97void cfperl_cleanup (int make_core); 100void cfperl_cleanup (int make_core);
98void cfperl_make_book (object *book, int level); 101void cfperl_make_book (object *book, int level);
99void cfperl_send_msg (client *ns, int color, const char *type, const char *msg); 102void cfperl_send_msg (client *ns, int color, const char *type, const char *msg);
100int cfperl_can_merge (object *ob1, object *ob2); 103int cfperl_can_merge (object *ob1, object *ob2);
101 104
102////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 105//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
106
107#if IVSIZE >= 8
108 typedef IV val64;
109 typedef IV uval64;
110# define newSVval64 newSViv
111# define SvVAL64 SvIV
112# define newSVuval64 newSVuv
113# define SvUVAL64 SvUV
114#else
115 typedef double val64;
116 typedef double uval64;
117# define newSVval64 newSVnv
118# define SvVAL64 SvNV
119# define newSVuval64 newSVnv
120# define SvUVAL64 SvNV
121#endif
103 122
104extern tstamp runtime; // virtual server time, excluding time jumps and lag 123extern tstamp runtime; // virtual server time, excluding time jumps and lag
105extern tstamp NOW; // real time of current server tick 124extern tstamp NOW; // real time of current server tick
106 125
107enum event_klass 126enum event_klass
… …
164INTERFACE_CLASS (attachable) 183INTERFACE_CLASS (attachable)
165struct attachable : refcnt_base 184struct attachable : refcnt_base
166{ 185{
167 static MGVTBL vtbl; 186 static MGVTBL vtbl;
168 187
169 static unordered_vector<attachable *> mortals;
170 MTH static void check_mortals ();
171
172 enum { 188 enum {
173 F_DESTROYED = 0x01, 189 F_DESTROYED = 0x01,
174 F_DEBUG_TRACE = 0x02, 190 F_DEBUG_TRACE = 0x02,
175 }; 191 };
176 int ACC (RW, flags); 192 uint8 ACC (RW, flags);
193
194 static unordered_vector<attachable *> mortals;
195 MTH static void check_mortals ();
177 196
178 // object is delete'd after the refcount reaches 0 197 // object is delete'd after the refcount reaches 0
179 MTH int refcnt_cnt () const; 198 MTH int refcnt_cnt () const;
180 // check wether the object has died and destroy 199 // check wether the object has died and destroy
181 MTH void refcnt_chk () { if (expect_false (refcnt <= 0)) do_check (); } 200 MTH void refcnt_chk () { if (expect_false (refcnt <= 0)) do_check (); }
… …
212 : flags (0), self (0), cb (0), attach (src.attach) 231 : flags (0), self (0), cb (0), attach (src.attach)
213 { 232 {
214 } 233 }
215 234
216 // set a custom key to the given value, or delete it if value = 0 235 // set a custom key to the given value, or delete it if value = 0
236 void set_key (const char *key, const char *value = 0, bool is_utf8 = 0);
237
217 void set_key (const char *key, const char *value = 0); 238 void set_key_text (const char *key, const char *value = 0)
239 {
240 set_key (key, value, 1);
241 }
242
243 void set_key_data (const char *key, const char *value = 0)
244 {
245 set_key (key, value, 0);
246 }
218 247
219 attachable &operator =(const attachable &src); 248 attachable &operator =(const attachable &src);
220 249
221 // used to _quickly_ device wether to shortcut the evaluation 250 // used to _quickly_ device wether to shortcut the evaluation
222 bool should_invoke (event_type event) 251 bool should_invoke (event_type event)
… …
248 277
249extern struct global gbl_ev; 278extern struct global gbl_ev;
250 279
251////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 280//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
252 281
282INTERFACE_CLASS(object_freezer)
253struct object_freezer : dynbuf_text 283struct object_freezer : dynbuf_text
254{ 284{
255 AV *av; 285 AV *av;
256 286
257 object_freezer (); 287 object_freezer ();
… …
361 void put (keyword k, const refptr<T> &v) 391 void put (keyword k, const refptr<T> &v)
362 { 392 {
363 put (k, (T *)v); 393 put (k, (T *)v);
364 } 394 }
365 395
366 bool save (const char *path); 396 MTH bool save (const_octet_string path);
367 char *as_string (); // like strdup 397 char *as_string (); // like strdup
368 398
369 operator bool () { return !!av; } 399 operator bool () { return !!av; }
370}; 400};
371 401
402INTERFACE_CLASS(object_thawer)
372struct object_thawer 403struct object_thawer
373{ 404{
374 char *line; // current beginning of line 405 char *line; // current beginning of line
375 SV *text; // text part 406 SV *text; // text part
376 AV *av; // perl part 407 AV *av; // perl part
377 int linenum; 408 int linenum;
378 keyword kw; 409 keyword kw;
379 char *kw_str; // the keyword parsed, as string 410 char *kw_str; // the keyword parsed, as string
380 char *value; // the value, or 0 if no value 411 char *value; // the value, or 0 if no value
381 char *value_nn; // the value, or the empty string if no value 412 const char *value_nn; // the value, or the empty string if no value
382 const char *name; 413 const char *name;
383 414
384 operator bool () { return !!text; } 415 operator bool () const { return !!text; }
385 416
386 object_thawer (const char *path = 0); 417 object_thawer (const char *path = 0);
387 object_thawer (const char *data, AV *perlav); 418 object_thawer (const char *data, AV *perlav);
388 ~object_thawer (); 419 ~object_thawer ();
389 420
390 void get (attachable *obj, int oid); 421 void get (attachable *obj, int oid);
391 422
392 // parse next line 423 // parse next line
393 void next (); 424 MTH void next ();
394 // skip the current key-value (usually fetch next line, for 425 // skip the current key-value (usually fetch next line, for
395 // multiline-fields, skips till the corresponding end-kw 426 // multiline-fields, skips till the corresponding end-kw
396 void skip (); 427 MTH void skip ();
428 MTH void skip_block (); // skips till and over KW_end
397 429
398 char *get_str () { return value; } // may be 0 430 char *get_str () { return value; } // may be 0
399 void get_ml (keyword kend, shstr &sh); 431 void get_ml (keyword kend, shstr &sh);
400 432
401 void get_ornull (shstr &sh) const { sh = value; } 433 void get_ornull (shstr &sh) const { sh = value; }
… …
417 void get (sint32 &i) { i = get_sint32 (); } 449 void get (sint32 &i) { i = get_sint32 (); }
418 450
419 void get (uint32 &i) { i = get_sint64 (); } 451 void get (uint32 &i) { i = get_sint64 (); }
420 void get (sint64 &i) { i = get_sint64 (); } 452 void get (sint64 &i) { i = get_sint64 (); }
421 453
422 void parse_warn (const char *msg); 454 MTH void parse_warn (const char *msg);
423 bool parse_error (const char *type = 0, const char *name = 0, bool skip = true); 455 MTH bool parse_error (const char *type = 0, const char *name = 0, bool skip = true);
456
457 struct delayed_ref {
458 attachable *op;
459 object_ptr *ptr;
460 const char *ref;
461 };
462 std::vector<delayed_ref> delrefs;
463
464 void delayed_deref (attachable *op, object_ptr &ptr, const char *ref);
465 MTH void resolve_delayed_derefs (bool deref = true);
424}; 466};
425 467
426//TODO: remove 468//TODO: remove
427char *fgets (char *s, int n, object_thawer &thawer); 469char *fgets (char *s, int n, object_thawer &thawer);
428 470
429////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 471//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
430 472
431struct coroapi { 473struct coroapi {
432 static struct CoroAPI *GCoroAPI; 474 static struct CoroAPI *GCoroAPI;
433 475
476 static EV_ATOMIC_T cede_pending;
477
434 static int nready () { return CORO_NREADY; } 478 static int nready () { return CORO_NREADY; }
435 static int cede () { return CORO_CEDE ; } 479 static int cede () { cede_pending = 0; return CORO_CEDE ; }
436 480
437 static tstamp next_cede;
438 static int cede_counter;
439
440 static void do_cede_every ();
441 static void do_cede_to_tick (); 481 static void do_cede_to_tick ();
442 static void do_cede_to_tick_every ();
443 482
444 static void cede_every (int count) 483 // 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 () 484 static bool cede_to_tick ()
451 { 485 {
452 if (expect_true (now () < next_cede)) 486 if (expect_true (!cede_pending))
453 return false; 487 return false;
454 488
455 do_cede_to_tick (); 489 do_cede_to_tick ();
456 return true; 490 return true;
457 } 491 }
458 492
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 (); 493 static void wait_for_tick ();
468 static void wait_for_tick_begin (); 494 static void wait_for_tick_begin ();
469}; 495};
470 496
471struct watcher_base 497struct evapi
472{ 498{
473 static struct EventAPI *GEventAPI; 499 static struct EVAPI *GEVAPI;
474}; 500};
475 501
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)> 502struct iow : ev_io, evapi, callback<void (iow &, int)>
512{ 503{
504 static void thunk (EV_P_ struct ev_io *w_, int revents)
505 {
506 iow &w = *static_cast<iow *>(w_);
507
508 w (w, revents);
509 }
510
513 template<class O, class M> 511 template<class O, class M>
514 iow (O object, M method) 512 iow (O object, M method)
515 : callback<void (iow &, int)> (object, method) 513 : callback<void (iow &, int)> (object, method)
516 { 514 {
517 alloc (); 515 ev_init ((ev_io *)this, thunk);
518 } 516 }
519 517
520 void fd (int fd); 518 void prio (int prio)
521 int poll (); 519 {
520 ev_set_priority ((ev_io *)this, prio);
521 }
522
523 void set (int fd, int events)
524 {
525 ev_io_set ((ev_io *)this, fd, events);
526 }
527
528 int poll () const { return events; }
529
522 void poll (int events); 530 void poll (int events);
523 531
524private: 532 void start ()
525 void alloc (); 533 {
534 ev_io_start (EV_DEFAULT, (ev_io *)this);
535 }
536
537 void stop ()
538 {
539 ev_io_stop (EV_DEFAULT, (ev_io *)this);
540 }
541
542 ~iow ()
543 {
544 stop ();
545 }
546};
547
548struct asyncw : ev_async, evapi, callback<void (ev_async &, int)>
549{
550 static void thunk (EV_P_ struct ev_async *w_, int revents)
551 {
552 asyncw &w = *static_cast<asyncw *>(w_);
553
554 w (w, revents);
555 }
556
557 template<class O, class M>
558 asyncw (O object, M method)
559 : callback<void (asyncw &, int)> (object, method)
560 {
561 ev_init ((ev_async *)this, thunk);
562 }
563
564 void start ()
565 {
566 ev_async_start (EV_DEFAULT, (ev_async *)this);
567 }
568
569 void stop ()
570 {
571 ev_async_stop (EV_DEFAULT, (ev_async *)this);
572 }
573
574 ~asyncw ()
575 {
576 stop ();
577 }
526}; 578};
527 579
528#endif 580#endif
529 581

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