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Comparing deliantra/server/include/cfperl.h (file contents):
Revision 1.70 by root, Sun May 27 23:56:21 2007 UTC vs.
Revision 1.107 by root, Mon Oct 12 04:02:17 2009 UTC

1/*
2 * This file is part of Deliantra, the Roguelike Realtime MMORPG.
3 *
4 * Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5 * Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team
6 * Copyright (©) 1992,2007 Frank Tore Johansen
7 *
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
10 * the Free Software Foundation, either version 3 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
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/>.
20 *
21 * The authors can be reached via e-mail to <support@deliantra.net>
22 */
23
1// 24//
2// cfperl.h perl interface 25// cfperl.h perl interface
3// 26//
4#ifndef CFPERL_H__ 27#ifndef CFPERL_H__
5#define CFPERL_H__ 28#define CFPERL_H__
… …
12 35
13#include <EXTERN.h> 36#include <EXTERN.h>
14#include <perl.h> 37#include <perl.h>
15#include <XSUB.h> 38#include <XSUB.h>
16 39
17#include <EventAPI.h> 40#include <EVAPI.h>
18#include <CoroAPI.h> 41#include <CoroAPI.h>
19 42
20#include "util.h" 43#include "util.h"
21#include "keyword.h" 44#include "keyword.h"
22#include "dynbuf.h" 45#include "dynbuf.h"
… …
27// optimisations/workaround for functions requiring my_perl in scope (anti-bloat) 50// optimisations/workaround for functions requiring my_perl in scope (anti-bloat)
28#undef localtime 51#undef localtime
29#undef srand48 52#undef srand48
30#undef drand48 53#undef drand48
31#undef srandom 54#undef srandom
55#undef opendir
32#undef readdir 56#undef readdir
57#undef closedir
33#undef getprotobyname 58#undef getprotobyname
34#undef gethostbyname 59#undef gethostbyname
35#undef ctime 60#undef ctime
36#undef strerror 61#undef strerror
62#undef _
37 63
38// same here, massive symbol spamming 64// same here, massive symbol spamming
39#undef do_open 65#undef do_open
40#undef do_close 66#undef do_close
41#undef ref 67#undef ref
… …
46#undef random 72#undef random
47#undef crypt 73#undef crypt
48 74
49////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 75//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
50 76
77#define _(msg) (msg)
78#define N_(msg) (msg)
79
80//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
81
51// some macros to simplify perl in-calls 82// some macros to simplify perl in-calls
52 83
53#define CHECK_ERROR \ 84#define CHECK_ERROR \
54 if (SvTRUE (ERRSV)) \ 85 if (SvTRUE (ERRSV)) \
55 LOG (llevError, "runtime error in %s: %s\n", __func__, SvPVutf8_nolen (ERRSV)); 86 LOG (llevError, "runtime error in %s: %s", __func__, SvPVutf8_nolen (ERRSV));
87
88inline int call_pvsv (const char *ob, I32 flags) { return call_pv (ob, flags); }
89inline int call_pvsv (SV *ob, I32 flags) { return call_sv (ob, flags); }
56 90
57#define CALL_BEGIN(args) dSP; ENTER; SAVETMPS; PUSHMARK (SP); EXTEND (SP, args) 91#define CALL_BEGIN(args) dSP; ENTER; SAVETMPS; PUSHMARK (SP); EXTEND (SP, args)
58#define CALL_ARG_SV(sv) PUSHs (sv_2mortal (sv)) // separate because no refcount inc 92#define CALL_ARG_SV(sv) PUSHs (sv_2mortal (sv)) // separate because no refcount inc
59#define CALL_ARG(expr) PUSHs (sv_2mortal (to_sv (expr))) 93#define CALL_ARG(expr) PUSHs (sv_2mortal (to_sv (expr)))
60#define CALL_CALL(name, flags) PUTBACK; int count = call_pv (name, (flags) | G_EVAL); SPAGAIN; 94#define CALL_CALL(name, flags) PUTBACK; int count = call_pvsv (name, (flags) | G_EVAL); SPAGAIN;
61#define CALL_END CHECK_ERROR; FREETMPS; LEAVE 95#define CALL_END PUTBACK; CHECK_ERROR; FREETMPS; LEAVE
62 96
63////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 97//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
64 98
65void cfperl_init (); 99void cfperl_init ();
66void cfperl_main (); 100void cfperl_main ();
101void cfperl_tick ();
67void cfperl_emergency_save (); 102void cfperl_emergency_save ();
68void cfperl_cleanup (int make_core); 103void cfperl_cleanup (int make_core);
69void cfperl_make_book (object *book, int level); 104void cfperl_make_book (object *book, int level);
105void cfperl_send_msg (client *ns, int color, const char *type, const char *msg);
106int cfperl_can_merge (object *ob1, object *ob2);
107void cfperl_mapscript_activate (object *ob, int state, object *activator, object *originator = 0);
70 108
71////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 109bool is_match_expr (const char *expr);
110/* applies the match expression and returns true if it matches */
111bool match (const char *expr, object *ob, object *self = 0, object *source = 0, object *originator = 0);
72 112
113//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
114
115#if IVSIZE >= 8
116 typedef IV val64;
117 typedef IV uval64;
118# define newSVval64 newSViv
119# define SvVAL64 SvIV
120# define newSVuval64 newSVuv
121# define SvUVAL64 SvUV
122#else
123 typedef double val64;
124 typedef double uval64;
125# define newSVval64 newSVnv
126# define SvVAL64 SvNV
127# define newSVuval64 newSVnv
128# define SvUVAL64 SvNV
129#endif
130
73// virtual server time, excluding time jumps and lag 131extern tstamp runtime; // virtual server time, excluding time jumps and lag
74extern double runtime; 132extern tstamp NOW; // real time of current server tick
75 133
76enum event_klass 134enum event_klass
77{ 135{
78 KLASS_NONE, 136 KLASS_NONE,
79 KLASS_GLOBAL, 137 KLASS_GLOBAL,
… …
129int cfperl_result_INT (int idx); 187int cfperl_result_INT (int idx);
130 188
131////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 189//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
132 190
133INTERFACE_CLASS (attachable) 191INTERFACE_CLASS (attachable)
134struct attachable 192struct attachable : refcnt_base
135{ 193{
136 static MGVTBL vtbl; 194 static MGVTBL vtbl;
137
138 static unordered_vector<attachable *> mortals;
139 MTH static void check_mortals ();
140 195
141 enum { 196 enum {
142 F_DESTROYED = 0x01, 197 F_DESTROYED = 0x01,
143 F_DEBUG_TRACE = 0x02, 198 F_DEBUG_TRACE = 0x02,
144 }; 199 };
200 uint8 ACC (RW, flags);
201
202 static unordered_vector<attachable *> mortals;
203 MTH static void check_mortals ();
145 204
146 // object is delete'd after the refcount reaches 0 205 // object is delete'd after the refcount reaches 0
147 int ACC (RW, flags);
148 mutable int ACC (RW, refcnt);
149
150 MTH void refcnt_inc () const { ++refcnt; }
151 MTH void refcnt_dec () const { --refcnt; }
152
153 MTH int refcnt_cnt () const; 206 MTH int refcnt_cnt () const;
154 // check wether the object has died and destroy 207 // check wether the object has died and destroy
155 MTH void refcnt_chk () { if (refcnt <= 0) do_check (); } 208 MTH void refcnt_chk () { if (expect_false (refcnt <= 0)) do_check (); }
156 209
157 // destroy the object unless it was already destroyed 210 // destroy the object unless it was already destroyed
158 // this politely asks everybody interested the reduce 211 // this politely asks everybody interested the reduce
159 // the refcount to 0 as soon as possible. 212 // the refcount to 0 as soon as possible.
160 MTH void destroy (); 213 MTH void destroy ();
… …
176 229
177 void sever_self (); // sever this object from its self, if it has one. 230 void sever_self (); // sever this object from its self, if it has one.
178 void optimise (); // possibly save some memory by destroying unneeded data 231 void optimise (); // possibly save some memory by destroying unneeded data
179 232
180 attachable () 233 attachable ()
181 : flags (0), refcnt (0), self (0), cb (0), attach (0) 234 : flags (0), self (0), cb (0), attach (0)
182 { 235 {
183 } 236 }
184 237
185 attachable (const attachable &src) 238 attachable (const attachable &src)
186 : flags (0), refcnt (0), self (0), cb (0), attach (src.attach) 239 : flags (0), self (0), cb (0), attach (src.attach)
187 { 240 {
188 } 241 }
189 242
190 virtual ~attachable (); 243 // set a custom key to the given value, or delete it if value = 0
244 void set_key (const char *key, const char *value = 0, bool is_utf8 = 0);
245
246 void set_key_text (const char *key, const char *value = 0)
247 {
248 set_key (key, value, 1);
249 }
250
251 void set_key_data (const char *key, const char *value = 0)
252 {
253 set_key (key, value, 0);
254 }
191 255
192 attachable &operator =(const attachable &src); 256 attachable &operator =(const attachable &src);
193 257
194 // used to _quickly_ device wether to shortcut the evaluation 258 // used to _quickly_ device wether to shortcut the evaluation
195 bool should_invoke (event_type event) 259 bool should_invoke (event_type event)
… …
206 // do the real refcount checking work 270 // do the real refcount checking work
207 void do_check (); 271 void do_check ();
208 272
209 // the method that does the real destroy work 273 // the method that does the real destroy work
210 virtual void do_destroy (); 274 virtual void do_destroy ();
275
276 // destructor is protected, should not be called by anybody
277 virtual ~attachable ();
211}; 278};
212 279
213// the global object is a pseudo object that cares for the global events 280// the global object is a pseudo object that cares for the global events
214struct global : attachable 281struct global : attachable
215{ 282{
… …
218 285
219extern struct global gbl_ev; 286extern struct global gbl_ev;
220 287
221////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 288//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
222 289
290INTERFACE_CLASS(object_freezer)
223struct object_freezer : dynbuf_text 291struct object_freezer : dynbuf_text
224{ 292{
225 AV *av; 293 AV *av;
226 294
227 object_freezer (); 295 object_freezer ();
228 ~object_freezer (); 296 ~object_freezer ();
229 297
230 void put (attachable *ext); 298 void put (attachable *ext);
231 299
232 // used only for user-defined key-value pairs 300 // used only for user-defined key-value pairs
233 void put (const shstr &k, const shstr &v) 301 void put (shstr_tmp k, shstr_tmp v)
234 { 302 {
235 add (k); 303 add (k);
236 304
237 if (expect_true (v)) 305 if (expect_true (v))
238 add (' '), add (v); 306 add (' '), add (v);
239 307
240 add ('\n'); 308 add ('\n');
241 } 309 }
242 310
243 template<typename T> 311 template<typename T>
244 void put_string (keyword k, const T &v) 312 void put_kw_string (keyword k, const T &v)
245 { 313 {
246 int klen = keyword_len [k]; 314 int klen = keyword_len [k];
247 int vlen = v ? strlen (v) + 1 : 0; 315 int vlen = v ? strlen (v) + 1 : 0;
248 316
249 char *p = (char *)alloc (klen + vlen + 1); 317 char *p = (char *)alloc (klen + vlen + 1);
… …
259 *p = '\n'; 327 *p = '\n';
260 } 328 }
261 329
262 void put (keyword k, const char *v = 0) 330 void put (keyword k, const char *v = 0)
263 { 331 {
264 put_string (k, v); 332 put_kw_string (k, v);
265 } 333 }
266 334
267 void put (keyword k, const shstr &v) 335 void put (keyword k, shstr_tmp v)
268 { 336 {
269 put_string (k, v); 337 put_kw_string (k, v);
270 } 338 }
271 339
272 void put (keyword k, double v) 340 void put (keyword k, double v)
273 { 341 {
274 force (MAX_KEYWORD_LEN + 2 + 32); 342 force (MAX_KEYWORD_LEN + 2 + 32);
… …
292 force (MAX_KEYWORD_LEN + 2 + sint32_digits); 360 force (MAX_KEYWORD_LEN + 2 + sint32_digits);
293 fadd (keyword_str [k], keyword_len [k]); 361 fadd (keyword_str [k], keyword_len [k]);
294 fadd (' '); 362 fadd (' ');
295 add (v); 363 add (v);
296 fadd ('\n'); 364 fadd ('\n');
297 }
298
299 void put (keyword kbeg, keyword kend, const shstr &v)
300 {
301 force (MAX_KEYWORD_LEN + 1);
302 fadd (keyword_str [kbeg], keyword_len [kbeg]); fadd ('\n');
303
304 if (expect_true (v))
305 {
306 add (v);
307 add ('\n');
308 }
309
310 force (MAX_KEYWORD_LEN + 1);
311 fadd (keyword_str [kend], keyword_len [kend]); fadd ('\n');
312 } 365 }
313 366
314 void put (keyword k, float v) { put (k, (double)v); } 367 void put (keyword k, float v) { put (k, (double)v); }
315 void put (keyword k, signed char v) { put_(k, (sint32)v); } 368 void put (keyword k, signed char v) { put_(k, (sint32)v); }
316 void put (keyword k, unsigned char v) { put_(k, (sint32)v); } 369 void put (keyword k, unsigned char v) { put_(k, (sint32)v); }
… …
321 void put (keyword k, signed long v) { put_(k, (sint64)v); } 374 void put (keyword k, signed long v) { put_(k, (sint64)v); }
322 void put (keyword k, unsigned long v) { put_(k, (sint64)v); } 375 void put (keyword k, unsigned long v) { put_(k, (sint64)v); }
323 void put (keyword k, signed long long v) { put_(k, (sint64)v); } 376 void put (keyword k, signed long long v) { put_(k, (sint64)v); }
324 void put (keyword k, unsigned long long v) { put_(k, (sint64)v); } 377 void put (keyword k, unsigned long long v) { put_(k, (sint64)v); }
325 378
326 template<typename T> 379 void put (keyword kbeg, keyword kend, shstr_tmp v)
327 void put (keyword k, const T *v)
328 { 380 {
381 force (MAX_KEYWORD_LEN + 1);
382 fadd (keyword_str [kbeg], keyword_len [kbeg]); fadd ('\n');
383
329 if (expect_true (v)) 384 if (expect_true (v))
330 put (k, v->name); 385 {
331 else 386 add (v);
332 put (k, (const char *)0); 387 add ('\n');
388 }
389
390 force (MAX_KEYWORD_LEN + 1);
391 fadd (keyword_str [kend], keyword_len [kend]); fadd ('\n');
333 } 392 }
393
394 void put (keyword k, archetype *v);
395 void put (keyword k, treasurelist *v);
396 void put (keyword k, faceinfo *v);
334 397
335 template<typename T> 398 template<typename T>
336 void put (keyword k, const refptr<T> &v) 399 void put (keyword k, const refptr<T> &v)
337 { 400 {
338 put (k, (T *)v); 401 put (k, (T *)v);
339 } 402 }
340 403
341 bool save (const char *path); 404 MTH bool save (const_octet_string path);
342 char *as_string (); // like strdup 405 char *as_string (); // like strdup
343 406
344 operator bool () { return !!av; } 407 operator bool () { return !!av; }
345}; 408};
346 409
410INTERFACE_CLASS(object_thawer)
347struct object_thawer 411struct object_thawer
348{ 412{
349 char *line; // current beginning of line 413 char *line; // current beginning of line
350 SV *text; // text part 414 SV *text; // text part
351 AV *av; // perl part 415 AV *av; // perl part
352 int linenum; 416 int linenum;
353 keyword kw; 417 keyword kw;
354 char *kw_str; // the keyword parsed, as string 418 char *kw_str; // the keyword parsed, as string
355 char *value; // the value, or 0 if no value 419 char *value; // the value, or 0 if no value
356 char *value_nn; // the value, or the empty string if no value 420 const char *value_nn; // the value, or the empty string if no value
357 const char *name; 421 const char *name;
358 422
359 operator bool () { return !!text; } 423 operator bool () const { return !!text; }
360 424
361 object_thawer (const char *path = 0); 425 object_thawer (const char *path = 0);
362 object_thawer (const char *data, AV *perlav); 426 object_thawer (const char *data, AV *perlav);
363 ~object_thawer (); 427 ~object_thawer ();
364 428
365 void get (attachable *obj, int oid); 429 void get (attachable *obj, int oid);
366 430
367 // parse next line 431 // parse next line
368 void next (); 432 MTH void next ();
369 // skip the current key-value (usually fetch next line, for 433 // skip the current key-value (usually fetch next line, for
370 // multiline-fields, skips untilt he corresponding end-kw 434 // multiline-fields, skips till the corresponding end-kw
371 void skip (); 435 MTH void skip ();
372 436 MTH void skip_block (); // skips till and over KW_end
373 //TODO: remove, deprecated
374 keyword get_kv ()
375 {
376 next ();
377 return kw;
378 }
379 437
380 char *get_str () { return value; } // may be 0 438 char *get_str () { return value; } // may be 0
381 void get_ml (keyword kend, shstr &sh); 439 void get_ml (keyword kend, shstr &sh);
382 440
383 void get_ornull (shstr &sh) const { sh = value; } 441 void get_ornull (shstr &sh) const { sh = value; }
384 void get (shstr &sh) const { sh = value; } // might want to check for non-null here 442 void get (shstr &sh) const { sh = value; } // might want to check for non-null here
385 443
386 bool get_bool () const { return *value_nn == '1'; } 444 bool get_bool () const { return *value_nn == '1'; }
387 sint32 get_sint32 () const; 445 sint32 get_sint32 () const;
388 sint64 get_sint64 () const { return atoll (value_nn); } 446 sint64 get_sint64 () const { return strtoll (value_nn, 0, 10); }
389 double get_double () const { return atof (value_nn); } 447 double get_double () const { return strtod (value_nn, 0); }
390 448
391 void get (float &v) { v = get_double (); } 449 void get (float &v) { v = get_double (); }
392 void get (double &v) { v = get_double (); } 450 void get (double &v) { v = get_double (); }
393 451
394 void get (bool &i) { i = get_bool (); } 452 void get (bool &i) { i = get_bool (); }
… …
399 void get (sint32 &i) { i = get_sint32 (); } 457 void get (sint32 &i) { i = get_sint32 (); }
400 458
401 void get (uint32 &i) { i = get_sint64 (); } 459 void get (uint32 &i) { i = get_sint64 (); }
402 void get (sint64 &i) { i = get_sint64 (); } 460 void get (sint64 &i) { i = get_sint64 (); }
403 461
462 MTH void parse_warn (const char *msg);
404 bool parse_error (const char *type = 0, const char *name = 0, bool skip = true); 463 MTH bool parse_error (const char *type = 0, const char *name = 0, bool skip = true);
464
465 struct delayed_ref {
466 attachable *op;
467 object_ptr *ptr;
468 const char *ref;
469 };
470 std::vector<delayed_ref> delrefs;
471
472 void delayed_deref (attachable *op, object_ptr &ptr, const char *ref);
473 MTH void resolve_delayed_derefs (bool deref = true);
405}; 474};
406 475
407//TODO: remove 476//TODO: remove
408char *fgets (char *s, int n, object_thawer &thawer); 477char *fgets (char *s, int n, object_thawer &thawer);
409 478
410////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 479//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
411 480
412struct coroapi { 481struct coroapi {
413 static struct CoroAPI *GCoroAPI; 482 static struct CoroAPI *GCoroAPI;
414 483
484 static EV_ATOMIC_T cede_pending;
485
415 static int nready () { return CORO_NREADY; } 486 static int nready () { return CORO_NREADY; }
416 static int cede () { return CORO_CEDE ; } 487 static int cede () { cede_pending = 0; return CORO_CEDE ; }
417 488
418 static double (*time)();
419 static double next_cede;
420 static int cede_counter;
421
422 static void do_cede_every ();
423 static void do_cede_to_tick (); 489 static void do_cede_to_tick ();
424 static void do_cede_to_tick_every ();
425 490
426 static void cede_every (int count) 491 // actually cede's far more often
427 {
428 if (expect_false (++cede_counter >= count))
429 do_cede_every ();
430 }
431
432 static void cede_to_tick () 492 static bool cede_to_tick ()
433 { 493 {
434 if (expect_false (time () >= next_cede)) 494 if (expect_true (!cede_pending))
495 return false;
496
435 do_cede_to_tick (); 497 do_cede_to_tick ();
436 } 498 return true;
437
438 static void cede_to_tick_every (int count)
439 {
440 if (expect_false (++cede_counter >= count))
441 cede_to_tick ();
442 } 499 }
443 500
444 static void wait_for_tick (); 501 static void wait_for_tick ();
445 static void wait_for_tick_begin (); 502 static void wait_for_tick_begin ();
446}; 503};
447 504
448struct watcher_base 505struct evapi
449{ 506{
450 static struct EventAPI *GEventAPI; 507 static struct EVAPI *GEVAPI;
451}; 508};
452 509
453template<class base>
454struct watcher : watcher_base
455{
456 base *pe;
457
458 void start (bool repeat = false) { GEventAPI->start ((pe_watcher *)pe, repeat); }
459 void stop (bool cancel_events = false) { GEventAPI->stop ((pe_watcher *)pe, cancel_events); }
460 void now () { GEventAPI->now ((pe_watcher *)pe); }
461 void suspend () { GEventAPI->suspend ((pe_watcher *)pe); }
462 void resume () { GEventAPI->resume ((pe_watcher *)pe); }
463
464 void prio (int new_prio) { ((pe_watcher *)pe)->prio = new_prio; }
465
466 ~watcher ()
467 {
468 cancel ();
469 }
470
471private:
472 void cancel () { GEventAPI->cancel ((pe_watcher *)pe); } // private
473};
474
475struct iw : watcher<pe_idle>, callback<void (iw &)>
476{
477 template<class O, class M>
478 iw (O object, M method)
479 : callback<void (iw &)> (object, method)
480 {
481 alloc ();
482 }
483
484private:
485 void alloc ();
486};
487
488struct iow : watcher<pe_io>, callback<void (iow &, int)> 510struct iow : ev_io, evapi, callback<void (iow &, int)>
489{ 511{
512 static void thunk (EV_P_ struct ev_io *w_, int revents)
513 {
514 iow &w = *static_cast<iow *>(w_);
515
516 w (w, revents);
517 }
518
490 template<class O, class M> 519 template<class O, class M>
491 iow (O object, M method) 520 iow (O object, M method)
492 : callback<void (iow &, int)> (object, method) 521 : callback<void (iow &, int)> (object, method)
493 { 522 {
494 alloc (); 523 ev_init ((ev_io *)this, thunk);
495 } 524 }
496 525
497 void fd (int fd); 526 void prio (int prio)
498 int poll (); 527 {
528 ev_set_priority ((ev_io *)this, prio);
529 }
530
531 void set (int fd, int events)
532 {
533 ev_io_set ((ev_io *)this, fd, events);
534 }
535
536 int poll () const { return events; }
537
499 void poll (int events); 538 void poll (int events);
500 539
501private: 540 void start ()
502 void alloc (); 541 {
542 ev_io_start (EV_DEFAULT, (ev_io *)this);
543 }
544
545 void stop ()
546 {
547 ev_io_stop (EV_DEFAULT, (ev_io *)this);
548 }
549
550 ~iow ()
551 {
552 stop ();
553 }
554};
555
556struct asyncw : ev_async, evapi, callback<void (ev_async &, int)>
557{
558 static void thunk (EV_P_ struct ev_async *w_, int revents)
559 {
560 asyncw &w = *static_cast<asyncw *>(w_);
561
562 w (w, revents);
563 }
564
565 template<class O, class M>
566 asyncw (O object, M method)
567 : callback<void (asyncw &, int)> (object, method)
568 {
569 ev_init ((ev_async *)this, thunk);
570 }
571
572 void start ()
573 {
574 ev_async_start (EV_DEFAULT, (ev_async *)this);
575 }
576
577 void stop ()
578 {
579 ev_async_stop (EV_DEFAULT, (ev_async *)this);
580 }
581
582 ~asyncw ()
583 {
584 stop ();
585 }
503}; 586};
504 587
505#endif 588#endif
506 589

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