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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 1.97 by root, Thu May 8 20:03:50 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);
100void cfperl_expand_cfpod (player *pl, std::string &msg);
93void cfperl_send_msg (client *ns, int color, const char *type, const char *msg); 101void cfperl_send_msg (client *ns, int color, const char *type, const char *msg);
94int cfperl_can_merge (object *ob1, object *ob2); 102int cfperl_can_merge (object *ob1, object *ob2);
95 103
96////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 104//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
105
106#if IVSIZE >= 8
107 typedef IV val64;
108 typedef IV uval64;
109# define newSVval64 newSViv
110# define SvVAL64 SvIV
111# define newSVuval64 newSVuv
112# define SvUVAL64 SvUV
113#else
114 typedef double val64;
115 typedef double uval64;
116# define newSVval64 newSVnv
117# define SvVAL64 SvNV
118# define newSVuval64 newSVnv
119# define SvUVAL64 SvNV
120#endif
97 121
98extern tstamp runtime; // virtual server time, excluding time jumps and lag 122extern tstamp runtime; // virtual server time, excluding time jumps and lag
99extern tstamp NOW; // real time of current server tick 123extern tstamp NOW; // real time of current server tick
100 124
101enum event_klass 125enum event_klass
… …
154int cfperl_result_INT (int idx); 178int cfperl_result_INT (int idx);
155 179
156////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 180//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
157 181
158INTERFACE_CLASS (attachable) 182INTERFACE_CLASS (attachable)
159struct attachable 183struct attachable : refcnt_base
160{ 184{
161 static MGVTBL vtbl; 185 static MGVTBL vtbl;
162 186
163 static unordered_vector<attachable *> mortals; 187 static unordered_vector<attachable *> mortals;
164 MTH static void check_mortals (); 188 MTH static void check_mortals ();
165 189
166 enum { 190 enum {
167 F_DESTROYED = 0x01, 191 F_DESTROYED = 0x01,
168 F_DEBUG_TRACE = 0x02, 192 F_DEBUG_TRACE = 0x02,
169 }; 193 };
194 int ACC (RW, flags);
170 195
171 // object is delete'd after the refcount reaches 0 196 // 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; 197 MTH int refcnt_cnt () const;
179 // check wether the object has died and destroy 198 // check wether the object has died and destroy
180 MTH void refcnt_chk () { if (expect_false (refcnt <= 0)) do_check (); } 199 MTH void refcnt_chk () { if (expect_false (refcnt <= 0)) do_check (); }
181 200
182 // destroy the object unless it was already destroyed 201 // destroy the object unless it was already destroyed
… …
201 220
202 void sever_self (); // sever this object from its self, if it has one. 221 void sever_self (); // sever this object from its self, if it has one.
203 void optimise (); // possibly save some memory by destroying unneeded data 222 void optimise (); // possibly save some memory by destroying unneeded data
204 223
205 attachable () 224 attachable ()
206 : flags (0), refcnt (0), self (0), cb (0), attach (0) 225 : flags (0), self (0), cb (0), attach (0)
207 { 226 {
208 } 227 }
209 228
210 attachable (const attachable &src) 229 attachable (const attachable &src)
211 : flags (0), refcnt (0), self (0), cb (0), attach (src.attach) 230 : flags (0), self (0), cb (0), attach (src.attach)
212 { 231 {
213 } 232 }
214 233
215 // set a custom key to the given value, or delete it if value = 0 234 // set a custom key to the given value, or delete it if value = 0
235 void set_key (const char *key, const char *value = 0, bool is_utf8 = 0);
236
216 void set_key (const char *key, const char *value = 0); 237 void set_key_text (const char *key, const char *value = 0)
238 {
239 set_key (key, value, 1);
240 }
241
242 void set_key_data (const char *key, const char *value = 0)
243 {
244 set_key (key, value, 0);
245 }
217 246
218 attachable &operator =(const attachable &src); 247 attachable &operator =(const attachable &src);
219 248
220 // used to _quickly_ device wether to shortcut the evaluation 249 // used to _quickly_ device wether to shortcut the evaluation
221 bool should_invoke (event_type event) 250 bool should_invoke (event_type event)
… …
247 276
248extern struct global gbl_ev; 277extern struct global gbl_ev;
249 278
250////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 279//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
251 280
281INTERFACE_CLASS(object_freezer)
252struct object_freezer : dynbuf_text 282struct object_freezer : dynbuf_text
253{ 283{
254 AV *av; 284 AV *av;
255 285
256 object_freezer (); 286 object_freezer ();
… …
360 void put (keyword k, const refptr<T> &v) 390 void put (keyword k, const refptr<T> &v)
361 { 391 {
362 put (k, (T *)v); 392 put (k, (T *)v);
363 } 393 }
364 394
365 bool save (const char *path); 395 MTH bool save (const_octet_string path);
366 char *as_string (); // like strdup 396 char *as_string (); // like strdup
367 397
368 operator bool () { return !!av; } 398 operator bool () { return !!av; }
369}; 399};
370 400
401INTERFACE_CLASS(object_thawer)
371struct object_thawer 402struct object_thawer
372{ 403{
373 char *line; // current beginning of line 404 char *line; // current beginning of line
374 SV *text; // text part 405 SV *text; // text part
375 AV *av; // perl part 406 AV *av; // perl part
376 int linenum; 407 int linenum;
377 keyword kw; 408 keyword kw;
378 char *kw_str; // the keyword parsed, as string 409 char *kw_str; // the keyword parsed, as string
379 char *value; // the value, or 0 if no value 410 char *value; // the value, or 0 if no value
380 char *value_nn; // the value, or the empty string if no value 411 const char *value_nn; // the value, or the empty string if no value
381 const char *name; 412 const char *name;
382 413
383 operator bool () { return !!text; } 414 operator bool () const { return !!text; }
384 415
385 object_thawer (const char *path = 0); 416 object_thawer (const char *path = 0);
386 object_thawer (const char *data, AV *perlav); 417 object_thawer (const char *data, AV *perlav);
387 ~object_thawer (); 418 ~object_thawer ();
388 419
389 void get (attachable *obj, int oid); 420 void get (attachable *obj, int oid);
390 421
391 // parse next line 422 // parse next line
392 void next (); 423 MTH void next ();
393 // skip the current key-value (usually fetch next line, for 424 // skip the current key-value (usually fetch next line, for
394 // multiline-fields, skips till the corresponding end-kw 425 // multiline-fields, skips till the corresponding end-kw
395 void skip (); 426 MTH void skip ();
427 MTH void skip_block (); // skips till and over KW_end
396 428
397 char *get_str () { return value; } // may be 0 429 char *get_str () { return value; } // may be 0
398 void get_ml (keyword kend, shstr &sh); 430 void get_ml (keyword kend, shstr &sh);
399 431
400 void get_ornull (shstr &sh) const { sh = value; } 432 void get_ornull (shstr &sh) const { sh = value; }
… …
416 void get (sint32 &i) { i = get_sint32 (); } 448 void get (sint32 &i) { i = get_sint32 (); }
417 449
418 void get (uint32 &i) { i = get_sint64 (); } 450 void get (uint32 &i) { i = get_sint64 (); }
419 void get (sint64 &i) { i = get_sint64 (); } 451 void get (sint64 &i) { i = get_sint64 (); }
420 452
421 void parse_warn (const char *msg); 453 MTH void parse_warn (const char *msg);
422 bool parse_error (const char *type = 0, const char *name = 0, bool skip = true); 454 MTH bool parse_error (const char *type = 0, const char *name = 0, bool skip = true);
455
456 struct delayed_ref {
457 attachable *op;
458 object_ptr *ptr;
459 const char *ref;
460 };
461 std::vector<delayed_ref> delrefs;
462
463 void delayed_deref (attachable *op, object_ptr &ptr, const char *ref);
464 MTH void resolve_delayed_derefs (bool deref = true);
423}; 465};
424 466
425//TODO: remove 467//TODO: remove
426char *fgets (char *s, int n, object_thawer &thawer); 468char *fgets (char *s, int n, object_thawer &thawer);
427 469
428////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 470//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
429 471
430struct coroapi { 472struct coroapi {
431 static struct CoroAPI *GCoroAPI; 473 static struct CoroAPI *GCoroAPI;
432 474
475 static EV_ATOMIC_T cede_pending;
476
433 static int nready () { return CORO_NREADY; } 477 static int nready () { return CORO_NREADY; }
434 static int cede () { return CORO_CEDE ; } 478 static int cede () { cede_pending = 0; return CORO_CEDE ; }
435 479
436 static tstamp next_cede;
437 static int cede_counter;
438
439 static void do_cede_every ();
440 static void do_cede_to_tick (); 480 static void do_cede_to_tick ();
441 static void do_cede_to_tick_every ();
442 481
443 static void cede_every (int count) 482 // 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 () 483 static bool cede_to_tick ()
450 { 484 {
451 if (expect_true (now () < next_cede)) 485 if (expect_true (!cede_pending))
452 return false; 486 return false;
453 487
454 do_cede_to_tick (); 488 do_cede_to_tick ();
455 return true; 489 return true;
456 } 490 }
457 491
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 (); 492 static void wait_for_tick ();
467 static void wait_for_tick_begin (); 493 static void wait_for_tick_begin ();
468}; 494};
469 495
470struct watcher_base 496struct evapi
471{ 497{
472 static struct EventAPI *GEventAPI; 498 static struct EVAPI *GEVAPI;
473}; 499};
474 500
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)> 501struct iow : ev_io, evapi, callback<void (iow &, int)>
511{ 502{
503 static void thunk (EV_P_ struct ev_io *w_, int revents)
504 {
505 iow &w = *static_cast<iow *>(w_);
506
507 w (w, revents);
508 }
509
512 template<class O, class M> 510 template<class O, class M>
513 iow (O object, M method) 511 iow (O object, M method)
514 : callback<void (iow &, int)> (object, method) 512 : callback<void (iow &, int)> (object, method)
515 { 513 {
516 alloc (); 514 ev_init ((ev_io *)this, thunk);
517 } 515 }
518 516
519 void fd (int fd); 517 void prio (int prio)
520 int poll (); 518 {
519 ev_set_priority ((ev_io *)this, prio);
520 }
521
522 void set (int fd, int events)
523 {
524 ev_io_set ((ev_io *)this, fd, events);
525 }
526
527 int poll () const { return events; }
528
521 void poll (int events); 529 void poll (int events);
522 530
523private: 531 void start ()
524 void alloc (); 532 {
533 ev_io_start (EV_DEFAULT, (ev_io *)this);
534 }
535
536 void stop ()
537 {
538 ev_io_stop (EV_DEFAULT, (ev_io *)this);
539 }
540
541 ~iow ()
542 {
543 stop ();
544 }
545};
546
547struct asyncw : ev_async, evapi, callback<void (ev_async &, int)>
548{
549 static void thunk (EV_P_ struct ev_async *w_, int revents)
550 {
551 asyncw &w = *static_cast<asyncw *>(w_);
552
553 w (w, revents);
554 }
555
556 template<class O, class M>
557 asyncw (O object, M method)
558 : callback<void (asyncw &, int)> (object, method)
559 {
560 ev_init ((ev_async *)this, thunk);
561 }
562
563 void start ()
564 {
565 ev_async_start (EV_DEFAULT, (ev_async *)this);
566 }
567
568 void stop ()
569 {
570 ev_async_stop (EV_DEFAULT, (ev_async *)this);
571 }
572
573 ~asyncw ()
574 {
575 stop ();
576 }
525}; 577};
526 578
527#endif 579#endif
528 580

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