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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 1.105 by root, Thu Jan 8 19:23:44 2009 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);
104void cfperl_mapscript_activate (object *ob, int state, object *activator, object *originator = 0);
101 105
102////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 106//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
107
108#if IVSIZE >= 8
109 typedef IV val64;
110 typedef IV uval64;
111# define newSVval64 newSViv
112# define SvVAL64 SvIV
113# define newSVuval64 newSVuv
114# define SvUVAL64 SvUV
115#else
116 typedef double val64;
117 typedef double uval64;
118# define newSVval64 newSVnv
119# define SvVAL64 SvNV
120# define newSVuval64 newSVnv
121# define SvUVAL64 SvNV
122#endif
103 123
104extern tstamp runtime; // virtual server time, excluding time jumps and lag 124extern tstamp runtime; // virtual server time, excluding time jumps and lag
105extern tstamp NOW; // real time of current server tick 125extern tstamp NOW; // real time of current server tick
106 126
107enum event_klass 127enum event_klass
… …
164INTERFACE_CLASS (attachable) 184INTERFACE_CLASS (attachable)
165struct attachable : refcnt_base 185struct attachable : refcnt_base
166{ 186{
167 static MGVTBL vtbl; 187 static MGVTBL vtbl;
168 188
169 static unordered_vector<attachable *> mortals;
170 MTH static void check_mortals ();
171
172 enum { 189 enum {
173 F_DESTROYED = 0x01, 190 F_DESTROYED = 0x01,
174 F_DEBUG_TRACE = 0x02, 191 F_DEBUG_TRACE = 0x02,
175 }; 192 };
176 int ACC (RW, flags); 193 uint8 ACC (RW, flags);
194
195 static unordered_vector<attachable *> mortals;
196 MTH static void check_mortals ();
177 197
178 // object is delete'd after the refcount reaches 0 198 // object is delete'd after the refcount reaches 0
179 MTH int refcnt_cnt () const; 199 MTH int refcnt_cnt () const;
180 // check wether the object has died and destroy 200 // check wether the object has died and destroy
181 MTH void refcnt_chk () { if (expect_false (refcnt <= 0)) do_check (); } 201 MTH void refcnt_chk () { if (expect_false (refcnt <= 0)) do_check (); }
… …
258 278
259extern struct global gbl_ev; 279extern struct global gbl_ev;
260 280
261////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 281//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
262 282
283INTERFACE_CLASS(object_freezer)
263struct object_freezer : dynbuf_text 284struct object_freezer : dynbuf_text
264{ 285{
265 AV *av; 286 AV *av;
266 287
267 object_freezer (); 288 object_freezer ();
268 ~object_freezer (); 289 ~object_freezer ();
269 290
270 void put (attachable *ext); 291 void put (attachable *ext);
271 292
272 // used only for user-defined key-value pairs 293 // used only for user-defined key-value pairs
273 void put (const shstr &k, const shstr &v) 294 void put (shstr_tmp k, shstr_tmp v)
274 { 295 {
275 add (k); 296 add (k);
276 297
277 if (expect_true (v)) 298 if (expect_true (v))
278 add (' '), add (v); 299 add (' '), add (v);
… …
302 void put (keyword k, const char *v = 0) 323 void put (keyword k, const char *v = 0)
303 { 324 {
304 put_kw_string (k, v); 325 put_kw_string (k, v);
305 } 326 }
306 327
307 void put (keyword k, const shstr &v) 328 void put (keyword k, shstr_tmp v)
308 { 329 {
309 put_kw_string (k, v); 330 put_kw_string (k, v);
310 } 331 }
311 332
312 void put (keyword k, double v) 333 void put (keyword k, double v)
… …
346 void put (keyword k, signed long v) { put_(k, (sint64)v); } 367 void put (keyword k, signed long v) { put_(k, (sint64)v); }
347 void put (keyword k, unsigned long v) { put_(k, (sint64)v); } 368 void put (keyword k, unsigned long v) { put_(k, (sint64)v); }
348 void put (keyword k, signed long long v) { put_(k, (sint64)v); } 369 void put (keyword k, signed long long v) { put_(k, (sint64)v); }
349 void put (keyword k, unsigned long long v) { put_(k, (sint64)v); } 370 void put (keyword k, unsigned long long v) { put_(k, (sint64)v); }
350 371
351 void put (keyword kbeg, keyword kend, const shstr &v) 372 void put (keyword kbeg, keyword kend, shstr_tmp v)
352 { 373 {
353 force (MAX_KEYWORD_LEN + 1); 374 force (MAX_KEYWORD_LEN + 1);
354 fadd (keyword_str [kbeg], keyword_len [kbeg]); fadd ('\n'); 375 fadd (keyword_str [kbeg], keyword_len [kbeg]); fadd ('\n');
355 376
356 if (expect_true (v)) 377 if (expect_true (v))
… …
371 void put (keyword k, const refptr<T> &v) 392 void put (keyword k, const refptr<T> &v)
372 { 393 {
373 put (k, (T *)v); 394 put (k, (T *)v);
374 } 395 }
375 396
376 bool save (const char *path); 397 MTH bool save (const_octet_string path);
377 char *as_string (); // like strdup 398 char *as_string (); // like strdup
378 399
379 operator bool () { return !!av; } 400 operator bool () { return !!av; }
380}; 401};
381 402
403INTERFACE_CLASS(object_thawer)
382struct object_thawer 404struct object_thawer
383{ 405{
384 char *line; // current beginning of line 406 char *line; // current beginning of line
385 SV *text; // text part 407 SV *text; // text part
386 AV *av; // perl part 408 AV *av; // perl part
387 int linenum; 409 int linenum;
388 keyword kw; 410 keyword kw;
389 char *kw_str; // the keyword parsed, as string 411 char *kw_str; // the keyword parsed, as string
390 char *value; // the value, or 0 if no value 412 char *value; // the value, or 0 if no value
391 char *value_nn; // the value, or the empty string if no value 413 const char *value_nn; // the value, or the empty string if no value
392 const char *name; 414 const char *name;
393 415
394 operator bool () { return !!text; } 416 operator bool () const { return !!text; }
395 417
396 object_thawer (const char *path = 0); 418 object_thawer (const char *path = 0);
397 object_thawer (const char *data, AV *perlav); 419 object_thawer (const char *data, AV *perlav);
398 ~object_thawer (); 420 ~object_thawer ();
399 421
400 void get (attachable *obj, int oid); 422 void get (attachable *obj, int oid);
401 423
402 // parse next line 424 // parse next line
403 void next (); 425 MTH void next ();
404 // skip the current key-value (usually fetch next line, for 426 // skip the current key-value (usually fetch next line, for
405 // multiline-fields, skips till the corresponding end-kw 427 // multiline-fields, skips till the corresponding end-kw
406 void skip (); 428 MTH void skip ();
429 MTH void skip_block (); // skips till and over KW_end
407 430
408 char *get_str () { return value; } // may be 0 431 char *get_str () { return value; } // may be 0
409 void get_ml (keyword kend, shstr &sh); 432 void get_ml (keyword kend, shstr &sh);
410 433
411 void get_ornull (shstr &sh) const { sh = value; } 434 void get_ornull (shstr &sh) const { sh = value; }
… …
427 void get (sint32 &i) { i = get_sint32 (); } 450 void get (sint32 &i) { i = get_sint32 (); }
428 451
429 void get (uint32 &i) { i = get_sint64 (); } 452 void get (uint32 &i) { i = get_sint64 (); }
430 void get (sint64 &i) { i = get_sint64 (); } 453 void get (sint64 &i) { i = get_sint64 (); }
431 454
432 void parse_warn (const char *msg); 455 MTH void parse_warn (const char *msg);
433 bool parse_error (const char *type = 0, const char *name = 0, bool skip = true); 456 MTH bool parse_error (const char *type = 0, const char *name = 0, bool skip = true);
457
458 struct delayed_ref {
459 attachable *op;
460 object_ptr *ptr;
461 const char *ref;
462 };
463 std::vector<delayed_ref> delrefs;
464
465 void delayed_deref (attachable *op, object_ptr &ptr, const char *ref);
466 MTH void resolve_delayed_derefs (bool deref = true);
434}; 467};
435 468
436//TODO: remove 469//TODO: remove
437char *fgets (char *s, int n, object_thawer &thawer); 470char *fgets (char *s, int n, object_thawer &thawer);
438 471
439////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 472//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
440 473
441struct coroapi { 474struct coroapi {
442 static struct CoroAPI *GCoroAPI; 475 static struct CoroAPI *GCoroAPI;
443 476
477 static EV_ATOMIC_T cede_pending;
478
444 static int nready () { return CORO_NREADY; } 479 static int nready () { return CORO_NREADY; }
445 static int cede () { return CORO_CEDE ; } 480 static int cede () { cede_pending = 0; return CORO_CEDE ; }
446 481
447 static tstamp next_cede;
448 static int cede_counter;
449
450 static void do_cede_every ();
451 static void do_cede_to_tick (); 482 static void do_cede_to_tick ();
452 static void do_cede_to_tick_every ();
453 483
454 static void cede_every (int count) 484 // 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 () 485 static bool cede_to_tick ()
461 { 486 {
462 if (expect_true (now () < next_cede)) 487 if (expect_true (!cede_pending))
463 return false; 488 return false;
464 489
465 do_cede_to_tick (); 490 do_cede_to_tick ();
466 return true; 491 return true;
467 } 492 }
468 493
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 (); 494 static void wait_for_tick ();
478 static void wait_for_tick_begin (); 495 static void wait_for_tick_begin ();
479}; 496};
480 497
481struct watcher_base 498struct evapi
482{ 499{
483 static struct EventAPI *GEventAPI; 500 static struct EVAPI *GEVAPI;
484}; 501};
485 502
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)> 503struct iow : ev_io, evapi, callback<void (iow &, int)>
522{ 504{
505 static void thunk (EV_P_ struct ev_io *w_, int revents)
506 {
507 iow &w = *static_cast<iow *>(w_);
508
509 w (w, revents);
510 }
511
523 template<class O, class M> 512 template<class O, class M>
524 iow (O object, M method) 513 iow (O object, M method)
525 : callback<void (iow &, int)> (object, method) 514 : callback<void (iow &, int)> (object, method)
526 { 515 {
527 alloc (); 516 ev_init ((ev_io *)this, thunk);
528 } 517 }
529 518
530 void fd (int fd); 519 void prio (int prio)
531 int poll (); 520 {
521 ev_set_priority ((ev_io *)this, prio);
522 }
523
524 void set (int fd, int events)
525 {
526 ev_io_set ((ev_io *)this, fd, events);
527 }
528
529 int poll () const { return events; }
530
532 void poll (int events); 531 void poll (int events);
533 532
534private: 533 void start ()
535 void alloc (); 534 {
535 ev_io_start (EV_DEFAULT, (ev_io *)this);
536 }
537
538 void stop ()
539 {
540 ev_io_stop (EV_DEFAULT, (ev_io *)this);
541 }
542
543 ~iow ()
544 {
545 stop ();
546 }
547};
548
549struct asyncw : ev_async, evapi, callback<void (ev_async &, int)>
550{
551 static void thunk (EV_P_ struct ev_async *w_, int revents)
552 {
553 asyncw &w = *static_cast<asyncw *>(w_);
554
555 w (w, revents);
556 }
557
558 template<class O, class M>
559 asyncw (O object, M method)
560 : callback<void (asyncw &, int)> (object, method)
561 {
562 ev_init ((ev_async *)this, thunk);
563 }
564
565 void start ()
566 {
567 ev_async_start (EV_DEFAULT, (ev_async *)this);
568 }
569
570 void stop ()
571 {
572 ev_async_stop (EV_DEFAULT, (ev_async *)this);
573 }
574
575 ~asyncw ()
576 {
577 stop ();
578 }
536}; 579};
537 580
538#endif 581#endif
539 582

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