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Comparing deliantra/server/include/cfperl.h (file contents):
Revision 1.85 by root, Wed Aug 1 20:07:06 2007 UTC vs.
Revision 1.95 by root, Fri Apr 11 13:59:06 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"
… …
55#undef readdir 55#undef readdir
56#undef getprotobyname 56#undef getprotobyname
57#undef gethostbyname 57#undef gethostbyname
58#undef ctime 58#undef ctime
59#undef strerror 59#undef strerror
60#undef _
60 61
61// same here, massive symbol spamming 62// same here, massive symbol spamming
62#undef do_open 63#undef do_open
63#undef do_close 64#undef do_close
64#undef ref 65#undef ref
… …
69#undef random 70#undef random
70#undef crypt 71#undef crypt
71 72
72////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 73//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
73 74
75#define _(msg) (msg)
76#define N_(msg) (msg)
77
78//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
79
74// some macros to simplify perl in-calls 80// some macros to simplify perl in-calls
75 81
76#define CHECK_ERROR \ 82#define CHECK_ERROR \
77 if (SvTRUE (ERRSV)) \ 83 if (SvTRUE (ERRSV)) \
78 LOG (llevError, "runtime error in %s: %s\n", __func__, SvPVutf8_nolen (ERRSV)); 84 LOG (llevError, "runtime error in %s: %s", __func__, SvPVutf8_nolen (ERRSV));
79 85
80#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)
81#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
82#define CALL_ARG(expr) PUSHs (sv_2mortal (to_sv (expr))) 88#define CALL_ARG(expr) PUSHs (sv_2mortal (to_sv (expr)))
83#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;
… …
85 91
86////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 92//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
87 93
88void cfperl_init (); 94void cfperl_init ();
89void cfperl_main (); 95void cfperl_main ();
96void cfperl_tick ();
90void cfperl_emergency_save (); 97void cfperl_emergency_save ();
91void cfperl_cleanup (int make_core); 98void cfperl_cleanup (int make_core);
92void cfperl_make_book (object *book, int level); 99void cfperl_make_book (object *book, int level);
93void 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);
94int cfperl_can_merge (object *ob1, object *ob2); 101int cfperl_can_merge (object *ob1, object *ob2);
95 102
96////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 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# define newSVval64 newSVnv
115# define SvVAL64 SvNV
116# define newSVuval64 newSVnv
117# define SvUVAL64 SvNV
118#endif
97 119
98extern tstamp runtime; // virtual server time, excluding time jumps and lag 120extern tstamp runtime; // virtual server time, excluding time jumps and lag
99extern tstamp NOW; // real time of current server tick 121extern tstamp NOW; // real time of current server tick
100 122
101enum event_klass 123enum event_klass
… …
154int cfperl_result_INT (int idx); 176int cfperl_result_INT (int idx);
155 177
156////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 178//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
157 179
158INTERFACE_CLASS (attachable) 180INTERFACE_CLASS (attachable)
159struct attachable 181struct attachable : refcnt_base
160{ 182{
161 static MGVTBL vtbl; 183 static MGVTBL vtbl;
162 184
163 static unordered_vector<attachable *> mortals; 185 static unordered_vector<attachable *> mortals;
164 MTH static void check_mortals (); 186 MTH static void check_mortals ();
165 187
166 enum { 188 enum {
167 F_DESTROYED = 0x01, 189 F_DESTROYED = 0x01,
168 F_DEBUG_TRACE = 0x02, 190 F_DEBUG_TRACE = 0x02,
169 }; 191 };
192 int ACC (RW, flags);
170 193
171 // object is delete'd after the refcount reaches 0 194 // object is delete'd after the refcount reaches 0
172 int ACC (RW, flags);
173 mutable int ACC (RW, refcnt);
174
175 MTH void refcnt_inc () const { ++refcnt; }
176 MTH void refcnt_dec () const { --refcnt; }
177
178 MTH int refcnt_cnt () const; 195 MTH int refcnt_cnt () const;
179 // check wether the object has died and destroy 196 // check wether the object has died and destroy
180 MTH void refcnt_chk () { if (expect_false (refcnt <= 0)) do_check (); } 197 MTH void refcnt_chk () { if (expect_false (refcnt <= 0)) do_check (); }
181 198
182 // destroy the object unless it was already destroyed 199 // destroy the object unless it was already destroyed
… …
201 218
202 void sever_self (); // sever this object from its self, if it has one. 219 void sever_self (); // sever this object from its self, if it has one.
203 void optimise (); // possibly save some memory by destroying unneeded data 220 void optimise (); // possibly save some memory by destroying unneeded data
204 221
205 attachable () 222 attachable ()
206 : flags (0), refcnt (0), self (0), cb (0), attach (0) 223 : flags (0), self (0), cb (0), attach (0)
207 { 224 {
208 } 225 }
209 226
210 attachable (const attachable &src) 227 attachable (const attachable &src)
211 : flags (0), refcnt (0), self (0), cb (0), attach (src.attach) 228 : flags (0), self (0), cb (0), attach (src.attach)
212 { 229 {
213 } 230 }
214 231
215 // set a custom key to the given value, or delete it if value = 0 232 // set a custom key to the given value, or delete it if value = 0
233 void set_key (const char *key, const char *value = 0, bool is_utf8 = 0);
234
216 void set_key (const char *key, const char *value = 0); 235 void set_key_text (const char *key, const char *value = 0)
236 {
237 set_key (key, value, 1);
238 }
239
240 void set_key_data (const char *key, const char *value = 0)
241 {
242 set_key (key, value, 0);
243 }
217 244
218 attachable &operator =(const attachable &src); 245 attachable &operator =(const attachable &src);
219 246
220 // used to _quickly_ device wether to shortcut the evaluation 247 // used to _quickly_ device wether to shortcut the evaluation
221 bool should_invoke (event_type event) 248 bool should_invoke (event_type event)
… …
247 274
248extern struct global gbl_ev; 275extern struct global gbl_ev;
249 276
250////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 277//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
251 278
279INTERFACE_CLASS(object_freezer)
252struct object_freezer : dynbuf_text 280struct object_freezer : dynbuf_text
253{ 281{
254 AV *av; 282 AV *av;
255 283
256 object_freezer (); 284 object_freezer ();
… …
360 void put (keyword k, const refptr<T> &v) 388 void put (keyword k, const refptr<T> &v)
361 { 389 {
362 put (k, (T *)v); 390 put (k, (T *)v);
363 } 391 }
364 392
365 bool save (const char *path); 393 MTH bool save (const_octet_string path);
366 char *as_string (); // like strdup 394 char *as_string (); // like strdup
367 395
368 operator bool () { return !!av; } 396 operator bool () { return !!av; }
369}; 397};
370 398
399INTERFACE_CLASS(object_thawer)
371struct object_thawer 400struct object_thawer
372{ 401{
373 char *line; // current beginning of line 402 char *line; // current beginning of line
374 SV *text; // text part 403 SV *text; // text part
375 AV *av; // perl part 404 AV *av; // perl part
376 int linenum; 405 int linenum;
377 keyword kw; 406 keyword kw;
378 char *kw_str; // the keyword parsed, as string 407 char *kw_str; // the keyword parsed, as string
379 char *value; // the value, or 0 if no value 408 char *value; // the value, or 0 if no value
380 char *value_nn; // the value, or the empty string if no value 409 const char *value_nn; // the value, or the empty string if no value
381 const char *name; 410 const char *name;
382 411
383 operator bool () { return !!text; } 412 operator bool () const { return !!text; }
384 413
385 object_thawer (const char *path = 0); 414 object_thawer (const char *path = 0);
386 object_thawer (const char *data, AV *perlav); 415 object_thawer (const char *data, AV *perlav);
387 ~object_thawer (); 416 ~object_thawer ();
388 417
389 void get (attachable *obj, int oid); 418 void get (attachable *obj, int oid);
390 419
391 // parse next line 420 // parse next line
392 void next (); 421 MTH void next ();
393 // skip the current key-value (usually fetch next line, for 422 // skip the current key-value (usually fetch next line, for
394 // multiline-fields, skips till the corresponding end-kw 423 // multiline-fields, skips till the corresponding end-kw
395 void skip (); 424 MTH void skip ();
425 MTH void skip_block (); // skips till and over KW_end
396 426
397 char *get_str () { return value; } // may be 0 427 char *get_str () { return value; } // may be 0
398 void get_ml (keyword kend, shstr &sh); 428 void get_ml (keyword kend, shstr &sh);
399 429
400 void get_ornull (shstr &sh) const { sh = value; } 430 void get_ornull (shstr &sh) const { sh = value; }
… …
416 void get (sint32 &i) { i = get_sint32 (); } 446 void get (sint32 &i) { i = get_sint32 (); }
417 447
418 void get (uint32 &i) { i = get_sint64 (); } 448 void get (uint32 &i) { i = get_sint64 (); }
419 void get (sint64 &i) { i = get_sint64 (); } 449 void get (sint64 &i) { i = get_sint64 (); }
420 450
421 void parse_warn (const char *msg); 451 MTH void parse_warn (const char *msg);
422 bool parse_error (const char *type = 0, const char *name = 0, bool skip = true); 452 MTH bool parse_error (const char *type = 0, const char *name = 0, bool skip = true);
453
454 struct delayed_ref {
455 attachable *op;
456 object_ptr *ptr;
457 const char *ref;
458 };
459 std::vector<delayed_ref> delrefs;
460
461 void delayed_deref (attachable *op, object_ptr &ptr, const char *ref);
462 MTH void resolve_delayed_derefs (bool deref = true);
423}; 463};
424 464
425//TODO: remove 465//TODO: remove
426char *fgets (char *s, int n, object_thawer &thawer); 466char *fgets (char *s, int n, object_thawer &thawer);
427 467
428////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 468//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
429 469
430struct coroapi { 470struct coroapi {
431 static struct CoroAPI *GCoroAPI; 471 static struct CoroAPI *GCoroAPI;
432 472
473 static EV_ATOMIC_T cede_pending;
474
433 static int nready () { return CORO_NREADY; } 475 static int nready () { return CORO_NREADY; }
434 static int cede () { return CORO_CEDE ; } 476 static int cede () { cede_pending = 0; return CORO_CEDE ; }
435 477
436 static tstamp next_cede;
437 static int cede_counter;
438
439 static void do_cede_every ();
440 static void do_cede_to_tick (); 478 static void do_cede_to_tick ();
441 static void do_cede_to_tick_every ();
442 479
443 static void cede_every (int count) 480 // actually cede's far more often
444 {
445 if (expect_false (++cede_counter >= count))
446 do_cede_every ();
447 }
448
449 static bool cede_to_tick () 481 static bool cede_to_tick ()
450 { 482 {
451 if (expect_true (now () < next_cede)) 483 if (expect_true (!cede_pending))
452 return false; 484 return false;
453 485
454 do_cede_to_tick (); 486 do_cede_to_tick ();
455 return true; 487 return true;
456 } 488 }
457 489
458 static bool cede_to_tick_every (int count)
459 {
460 if (expect_true (++cede_counter < count))
461 return false;
462
463 return cede_to_tick ();
464 }
465
466 static void wait_for_tick (); 490 static void wait_for_tick ();
467 static void wait_for_tick_begin (); 491 static void wait_for_tick_begin ();
468}; 492};
469 493
470struct watcher_base 494struct evapi
471{ 495{
472 static struct EventAPI *GEventAPI; 496 static struct EVAPI *GEVAPI;
473}; 497};
474 498
475template<class base>
476struct watcher : watcher_base
477{
478 base *pe;
479
480 void start (bool repeat = false) { GEventAPI->start ((pe_watcher *)pe, repeat); }
481 void stop (bool cancel_events = false) { GEventAPI->stop ((pe_watcher *)pe, cancel_events); }
482 void now () { GEventAPI->now ((pe_watcher *)pe); }
483 void suspend () { GEventAPI->suspend ((pe_watcher *)pe); }
484 void resume () { GEventAPI->resume ((pe_watcher *)pe); }
485
486 void prio (int new_prio) { ((pe_watcher *)pe)->prio = new_prio; }
487
488 ~watcher ()
489 {
490 cancel ();
491 }
492
493private:
494 void cancel () { GEventAPI->cancel ((pe_watcher *)pe); } // private
495};
496
497struct iw : watcher<pe_idle>, callback<void (iw &)>
498{
499 template<class O, class M>
500 iw (O object, M method)
501 : callback<void (iw &)> (object, method)
502 {
503 alloc ();
504 }
505
506private:
507 void alloc ();
508};
509
510struct iow : watcher<pe_io>, callback<void (iow &, int)> 499struct iow : ev_io, evapi, callback<void (iow &, int)>
511{ 500{
501 static void thunk (EV_P_ struct ev_io *w_, int revents)
502 {
503 iow &w = *static_cast<iow *>(w_);
504
505 w (w, revents);
506 }
507
512 template<class O, class M> 508 template<class O, class M>
513 iow (O object, M method) 509 iow (O object, M method)
514 : callback<void (iow &, int)> (object, method) 510 : callback<void (iow &, int)> (object, method)
515 { 511 {
516 alloc (); 512 ev_init ((ev_io *)this, thunk);
517 } 513 }
518 514
519 void fd (int fd); 515 void prio (int prio)
520 int poll (); 516 {
517 ev_set_priority ((ev_io *)this, prio);
518 }
519
520 void set (int fd, int events)
521 {
522 ev_io_set ((ev_io *)this, fd, events);
523 }
524
525 int poll () const { return events; }
526
521 void poll (int events); 527 void poll (int events);
522 528
523private: 529 void start ()
524 void alloc (); 530 {
531 ev_io_start (EV_DEFAULT, (ev_io *)this);
532 }
533
534 void stop ()
535 {
536 ev_io_stop (EV_DEFAULT, (ev_io *)this);
537 }
538
539 ~iow ()
540 {
541 stop ();
542 }
543};
544
545struct asyncw : ev_async, evapi, callback<void (ev_async &, int)>
546{
547 static void thunk (EV_P_ struct ev_async *w_, int revents)
548 {
549 asyncw &w = *static_cast<asyncw *>(w_);
550
551 w (w, revents);
552 }
553
554 template<class O, class M>
555 asyncw (O object, M method)
556 : callback<void (asyncw &, int)> (object, method)
557 {
558 ev_init ((ev_async *)this, thunk);
559 }
560
561 void start ()
562 {
563 ev_async_start (EV_DEFAULT, (ev_async *)this);
564 }
565
566 void stop ()
567 {
568 ev_async_stop (EV_DEFAULT, (ev_async *)this);
569 }
570
571 ~asyncw ()
572 {
573 stop ();
574 }
525}; 575};
526 576
527#endif 577#endif
528 578

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