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Comparing deliantra/server/include/cfperl.h (file contents):
Revision 1.68 by root, Sun May 27 23:22:29 2007 UTC vs.
Revision 1.108 by root, Mon Oct 12 14:00:58 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 it under
9 * the terms of the Affero GNU General Public License as published by the
10 * Free Software Foundation, either version 3 of the License, or (at your
11 * 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 Affero GNU General Public License
19 * and the GNU General Public License along with this program. If not, see
20 * <http://www.gnu.org/licenses/>.
21 *
22 * The authors can be reached via e-mail to <support@deliantra.net>
23 */
24
1// 25//
2// cfperl.h perl interface 26// cfperl.h perl interface
3// 27//
4#ifndef CFPERL_H__ 28#ifndef CFPERL_H__
5#define CFPERL_H__ 29#define CFPERL_H__
… …
12 36
13#include <EXTERN.h> 37#include <EXTERN.h>
14#include <perl.h> 38#include <perl.h>
15#include <XSUB.h> 39#include <XSUB.h>
16 40
17#include <EventAPI.h> 41#include <EVAPI.h>
18#include <CoroAPI.h> 42#include <CoroAPI.h>
19 43
20#include "util.h" 44#include "util.h"
21#include "keyword.h" 45#include "keyword.h"
22#include "dynbuf.h" 46#include "dynbuf.h"
… …
27// optimisations/workaround for functions requiring my_perl in scope (anti-bloat) 51// optimisations/workaround for functions requiring my_perl in scope (anti-bloat)
28#undef localtime 52#undef localtime
29#undef srand48 53#undef srand48
30#undef drand48 54#undef drand48
31#undef srandom 55#undef srandom
56#undef opendir
32#undef readdir 57#undef readdir
58#undef closedir
33#undef getprotobyname 59#undef getprotobyname
34#undef gethostbyname 60#undef gethostbyname
35#undef ctime 61#undef ctime
36#undef strerror 62#undef strerror
63#undef _
37 64
38// same here, massive symbol spamming 65// same here, massive symbol spamming
39#undef do_open 66#undef do_open
40#undef do_close 67#undef do_close
41#undef ref 68#undef ref
… …
46#undef random 73#undef random
47#undef crypt 74#undef crypt
48 75
49////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 76//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
50 77
78#define _(msg) (msg)
79#define N_(msg) (msg)
80
81//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
82
51// some macros to simplify perl in-calls 83// some macros to simplify perl in-calls
52 84
53#define CHECK_ERROR \ 85#define CHECK_ERROR \
54 if (SvTRUE (ERRSV)) \ 86 if (SvTRUE (ERRSV)) \
55 LOG (llevError, "runtime error in %s: %s\n", __func__, SvPVutf8_nolen (ERRSV)); 87 LOG (llevError, "runtime error in %s: %s", __func__, SvPVutf8_nolen (ERRSV));
88
89inline int call_pvsv (const char *ob, I32 flags) { return call_pv (ob, flags); }
90inline int call_pvsv (SV *ob, I32 flags) { return call_sv (ob, flags); }
56 91
57#define CALL_BEGIN(args) dSP; ENTER; SAVETMPS; PUSHMARK (SP); EXTEND (SP, args) 92#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 93#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))) 94#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; 95#define CALL_CALL(name, flags) PUTBACK; int count = call_pvsv (name, (flags) | G_EVAL); SPAGAIN;
61#define CALL_END CHECK_ERROR; FREETMPS; LEAVE 96#define CALL_END PUTBACK; CHECK_ERROR; FREETMPS; LEAVE
62 97
63////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 98//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
64 99
65void cfperl_init (); 100void cfperl_init ();
66void cfperl_main (); 101void cfperl_main ();
102void cfperl_tick ();
67void cfperl_emergency_save (); 103void cfperl_emergency_save ();
68void cfperl_cleanup (int make_core); 104void cfperl_cleanup (int make_core);
69void cfperl_make_book (object *book, int level); 105void cfperl_make_book (object *book, int level);
106void cfperl_send_msg (client *ns, int color, const char *type, const char *msg);
107int cfperl_can_merge (object *ob1, object *ob2);
108void cfperl_mapscript_activate (object *ob, int state, object *activator, object *originator = 0);
70 109
71////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 110bool is_match_expr (const char *expr);
111/* applies the match expression and returns true if it matches */
112bool match (const char *expr, object *ob, object *self = 0, object *source = 0, object *originator = 0);
72 113
114//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
115
116#if IVSIZE >= 8
117 typedef IV val64;
118 typedef IV uval64;
119# define newSVval64 newSViv
120# define SvVAL64 SvIV
121# define newSVuval64 newSVuv
122# define SvUVAL64 SvUV
123#else
124 typedef double val64;
125 typedef double uval64;
126# define newSVval64 newSVnv
127# define SvVAL64 SvNV
128# define newSVuval64 newSVnv
129# define SvUVAL64 SvNV
130#endif
131
73// virtual server time, excluding time jumps and lag 132extern tstamp runtime; // virtual server time, excluding time jumps and lag
74extern double runtime; 133extern tstamp NOW; // real time of current server tick
75 134
76enum event_klass 135enum event_klass
77{ 136{
78 KLASS_NONE, 137 KLASS_NONE,
79 KLASS_GLOBAL, 138 KLASS_GLOBAL,
… …
129int cfperl_result_INT (int idx); 188int cfperl_result_INT (int idx);
130 189
131////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 190//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
132 191
133INTERFACE_CLASS (attachable) 192INTERFACE_CLASS (attachable)
134struct attachable 193struct attachable : refcnt_base
135{ 194{
136 static MGVTBL vtbl; 195 static MGVTBL vtbl;
137
138 static unordered_vector<attachable *> mortals;
139 MTH static void check_mortals ();
140 196
141 enum { 197 enum {
142 F_DESTROYED = 0x01, 198 F_DESTROYED = 0x01,
143 F_DEBUG_TRACE = 0x02, 199 F_DEBUG_TRACE = 0x02,
144 }; 200 };
201 uint8 ACC (RW, flags);
202
203 static unordered_vector<attachable *> mortals;
204 MTH static void check_mortals ();
145 205
146 // object is delete'd after the refcount reaches 0 206 // 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; 207 MTH int refcnt_cnt () const;
154 // check wether the object has died and destroy 208 // check wether the object has died and destroy
155 MTH void refcnt_chk () { if (refcnt <= 0) do_check (); } 209 MTH void refcnt_chk () { if (expect_false (refcnt <= 0)) do_check (); }
156 210
157 // destroy the object unless it was already destroyed 211 // destroy the object unless it was already destroyed
158 // this politely asks everybody interested the reduce 212 // this politely asks everybody interested the reduce
159 // the refcount to 0 as soon as possible. 213 // the refcount to 0 as soon as possible.
160 MTH void destroy (); 214 MTH void destroy ();
… …
176 230
177 void sever_self (); // sever this object from its self, if it has one. 231 void sever_self (); // sever this object from its self, if it has one.
178 void optimise (); // possibly save some memory by destroying unneeded data 232 void optimise (); // possibly save some memory by destroying unneeded data
179 233
180 attachable () 234 attachable ()
181 : flags (0), refcnt (0), self (0), cb (0), attach (0) 235 : flags (0), self (0), cb (0), attach (0)
182 { 236 {
183 } 237 }
184 238
185 attachable (const attachable &src) 239 attachable (const attachable &src)
186 : flags (0), refcnt (0), self (0), cb (0), attach (src.attach) 240 : flags (0), self (0), cb (0), attach (src.attach)
187 { 241 {
188 } 242 }
189 243
190 virtual ~attachable (); 244 // set a custom key to the given value, or delete it if value = 0
245 void set_key (const char *key, const char *value = 0, bool is_utf8 = 0);
246
247 void set_key_text (const char *key, const char *value = 0)
248 {
249 set_key (key, value, 1);
250 }
251
252 void set_key_data (const char *key, const char *value = 0)
253 {
254 set_key (key, value, 0);
255 }
191 256
192 attachable &operator =(const attachable &src); 257 attachable &operator =(const attachable &src);
193 258
194 // used to _quickly_ device wether to shortcut the evaluation 259 // used to _quickly_ device wether to shortcut the evaluation
195 bool should_invoke (event_type event) 260 bool should_invoke (event_type event)
… …
206 // do the real refcount checking work 271 // do the real refcount checking work
207 void do_check (); 272 void do_check ();
208 273
209 // the method that does the real destroy work 274 // the method that does the real destroy work
210 virtual void do_destroy (); 275 virtual void do_destroy ();
276
277 // destructor is protected, should not be called by anybody
278 virtual ~attachable ();
211}; 279};
212 280
213// the global object is a pseudo object that cares for the global events 281// the global object is a pseudo object that cares for the global events
214struct global : attachable 282struct global : attachable
215{ 283{
… …
218 286
219extern struct global gbl_ev; 287extern struct global gbl_ev;
220 288
221////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 289//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
222 290
291INTERFACE_CLASS(object_freezer)
223struct object_freezer : dynbuf_text 292struct object_freezer : dynbuf_text
224{ 293{
225 AV *av; 294 AV *av;
226 295
227 object_freezer (); 296 object_freezer ();
228 ~object_freezer (); 297 ~object_freezer ();
229 298
230 void put (attachable *ext); 299 void put (attachable *ext);
231 300
232 // used only for user-defined key-value pairs 301 // used only for user-defined key-value pairs
233 void put (const shstr &k, const shstr &v) 302 void put (shstr_tmp k, shstr_tmp v)
234 { 303 {
235 add (k); 304 add (k);
236 305
237 if (expect_true (v)) 306 if (expect_true (v))
238 add (' '), add (v); 307 add (' '), add (v);
239 308
240 add ('\n'); 309 add ('\n');
241 } 310 }
242 311
243 //TODO//temporary, used only for saving body locations
244 void put (const char *k, int v)
245 {
246 add (k);
247 add (' ');
248 add (sint32 (v));
249 add ('\n');
250 }
251
252 template<typename T> 312 template<typename T>
253 void put_string (keyword k, const T &v) 313 void put_kw_string (keyword k, const T &v)
254 { 314 {
255 int klen = keyword_len [k]; 315 int klen = keyword_len [k];
256 int vlen = v ? strlen (v) + 1 : 0; 316 int vlen = v ? strlen (v) + 1 : 0;
257 317
258 char *p = (char *)alloc (klen + vlen + 1); 318 char *p = (char *)alloc (klen + vlen + 1);
… …
268 *p = '\n'; 328 *p = '\n';
269 } 329 }
270 330
271 void put (keyword k, const char *v = 0) 331 void put (keyword k, const char *v = 0)
272 { 332 {
273 put_string (k, v); 333 put_kw_string (k, v);
274 } 334 }
275 335
276 void put (keyword k, const shstr &v) 336 void put (keyword k, shstr_tmp v)
277 { 337 {
278 put_string (k, v); 338 put_kw_string (k, v);
279 } 339 }
280 340
281 void put (keyword k, double v) 341 void put (keyword k, double v)
282 { 342 {
283 force (32); 343 force (MAX_KEYWORD_LEN + 2 + 32);
344 fadd (keyword_str [k], keyword_len [k]);
345 fadd (' ');
284 ptr += sprintf (ptr, "%.7g", v); 346 falloc (sprintf (ptr, "%.7g", v));
347 fadd ('\n');
285 } 348 }
286 349
287 void put_(keyword k, sint64 v) 350 void put_(keyword k, sint64 v)
288 { 351 {
352 force (MAX_KEYWORD_LEN + 2 + sint64_digits);
289 add (keyword_str [k], keyword_len [k]); 353 fadd (keyword_str [k], keyword_len [k]);
290 add (' '); 354 fadd (' ');
291 add (v); 355 add (v);
292 add ('\n'); 356 fadd ('\n');
293 } 357 }
294 358
295 void put_(keyword k, sint32 v) 359 void put_(keyword k, sint32 v)
296 { 360 {
361 force (MAX_KEYWORD_LEN + 2 + sint32_digits);
297 add (keyword_str [k], keyword_len [k]); 362 fadd (keyword_str [k], keyword_len [k]);
298 add (' '); 363 fadd (' ');
299 add (v); 364 add (v);
300 add ('\n'); 365 fadd ('\n');
301 }
302
303 void put (keyword kbeg, keyword kend, const shstr &v)
304 {
305 add (keyword_str [kbeg], keyword_len [kbeg]); add ('\n');
306
307 if (expect_true (v))
308 {
309 add (v);
310 add ('\n');
311 }
312
313 add (keyword_str [kend], keyword_len [kend]); add ('\n');
314 } 366 }
315 367
316 void put (keyword k, float v) { put (k, (double)v); } 368 void put (keyword k, float v) { put (k, (double)v); }
317 void put (keyword k, signed char v) { put_(k, (sint32)v); } 369 void put (keyword k, signed char v) { put_(k, (sint32)v); }
318 void put (keyword k, unsigned char v) { put_(k, (sint32)v); } 370 void put (keyword k, unsigned char v) { put_(k, (sint32)v); }
… …
323 void put (keyword k, signed long v) { put_(k, (sint64)v); } 375 void put (keyword k, signed long v) { put_(k, (sint64)v); }
324 void put (keyword k, unsigned long v) { put_(k, (sint64)v); } 376 void put (keyword k, unsigned long v) { put_(k, (sint64)v); }
325 void put (keyword k, signed long long v) { put_(k, (sint64)v); } 377 void put (keyword k, signed long long v) { put_(k, (sint64)v); }
326 void put (keyword k, unsigned long long v) { put_(k, (sint64)v); } 378 void put (keyword k, unsigned long long v) { put_(k, (sint64)v); }
327 379
328 template<typename T> 380 void put (keyword kbeg, keyword kend, shstr_tmp v)
329 void put (keyword k, const T *v)
330 { 381 {
382 force (MAX_KEYWORD_LEN + 1);
383 fadd (keyword_str [kbeg], keyword_len [kbeg]); fadd ('\n');
384
331 if (expect_true (v)) 385 if (expect_true (v))
332 put (k, v->name); 386 {
333 else 387 add (v);
334 put (k, (const char *)0); 388 add ('\n');
389 }
390
391 force (MAX_KEYWORD_LEN + 1);
392 fadd (keyword_str [kend], keyword_len [kend]); fadd ('\n');
335 } 393 }
394
395 void put (keyword k, archetype *v);
396 void put (keyword k, treasurelist *v);
397 void put (keyword k, faceinfo *v);
336 398
337 template<typename T> 399 template<typename T>
338 void put (keyword k, const refptr<T> &v) 400 void put (keyword k, const refptr<T> &v)
339 { 401 {
340 put (k, (T *)v); 402 put (k, (T *)v);
341 } 403 }
342 404
343 bool save (const char *path); 405 MTH bool save (const_octet_string path);
344 char *as_string (); // like strdup 406 char *as_string (); // like strdup
345 407
346 operator bool () { return !!av; } 408 operator bool () { return !!av; }
347}; 409};
348 410
411INTERFACE_CLASS(object_thawer)
349struct object_thawer 412struct object_thawer
350{ 413{
351 char *line; // current beginning of line 414 char *line; // current beginning of line
352 SV *text; // text part 415 SV *text; // text part
353 AV *av; // perl part 416 AV *av; // perl part
354 int linenum; 417 int linenum;
355 keyword kw; 418 keyword kw;
356 char *kw_str; // the keyword parsed, as string 419 char *kw_str; // the keyword parsed, as string
357 char *value; // the value, or 0 if no value 420 char *value; // the value, or 0 if no value
358 char *value_nn; // the value, or the empty string if no value 421 const char *value_nn; // the value, or the empty string if no value
359 const char *name; 422 const char *name;
360 423
361 operator bool () { return !!text; } 424 operator bool () const { return !!text; }
362 425
363 object_thawer (const char *path = 0); 426 object_thawer (const char *path = 0);
364 object_thawer (const char *data, AV *perlav); 427 object_thawer (const char *data, AV *perlav);
365 ~object_thawer (); 428 ~object_thawer ();
366 429
367 void get (attachable *obj, int oid); 430 void get (attachable *obj, int oid);
368 431
369 // parse next line 432 // parse next line
370 void next (); 433 MTH void next ();
371 // skip the current key-value (usually fetch next line, for 434 // skip the current key-value (usually fetch next line, for
372 // multiline-fields, skips untilt he corresponding end-kw 435 // multiline-fields, skips till the corresponding end-kw
373 void skip (); 436 MTH void skip ();
374 437 MTH void skip_block (); // skips till and over KW_end
375 //TODO: remove, deprecated
376 keyword get_kv ()
377 {
378 next ();
379 return kw;
380 }
381 438
382 char *get_str () { return value; } // may be 0 439 char *get_str () { return value; } // may be 0
383 void get_ml (keyword kend, shstr &sh); 440 void get_ml (keyword kend, shstr &sh);
384 441
385 void get_ornull (shstr &sh) const { sh = value; } 442 void get_ornull (shstr &sh) const { sh = value; }
386 void get (shstr &sh) const { sh = value; } // might want to check for non-null here 443 void get (shstr &sh) const { sh = value; } // might want to check for non-null here
387 444
388 bool get_bool () const { return *value_nn == '1'; } 445 bool get_bool () const { return *value_nn == '1'; }
389 sint32 get_sint32 () const; 446 sint32 get_sint32 () const;
390 sint64 get_sint64 () const { return atoll (value_nn); } 447 sint64 get_sint64 () const { return strtoll (value_nn, 0, 10); }
391 double get_double () const { return atof (value_nn); } 448 double get_double () const { return strtod (value_nn, 0); }
392 449
393 void get (float &v) { v = get_double (); } 450 void get (float &v) { v = get_double (); }
394 void get (double &v) { v = get_double (); } 451 void get (double &v) { v = get_double (); }
395 452
396 void get (bool &i) { i = get_bool (); } 453 void get (bool &i) { i = get_bool (); }
… …
401 void get (sint32 &i) { i = get_sint32 (); } 458 void get (sint32 &i) { i = get_sint32 (); }
402 459
403 void get (uint32 &i) { i = get_sint64 (); } 460 void get (uint32 &i) { i = get_sint64 (); }
404 void get (sint64 &i) { i = get_sint64 (); } 461 void get (sint64 &i) { i = get_sint64 (); }
405 462
463 MTH void parse_warn (const char *msg);
406 bool parse_error (const char *type = 0, const char *name = 0, bool skip = true); 464 MTH bool parse_error (const char *type = 0, const char *name = 0, bool skip = true);
465
466 struct delayed_ref {
467 attachable *op;
468 object_ptr *ptr;
469 const char *ref;
470 };
471 std::vector<delayed_ref> delrefs;
472
473 void delayed_deref (attachable *op, object_ptr &ptr, const char *ref);
474 MTH void resolve_delayed_derefs (bool deref = true);
407}; 475};
408 476
409//TODO: remove 477//TODO: remove
410char *fgets (char *s, int n, object_thawer &thawer); 478char *fgets (char *s, int n, object_thawer &thawer);
411 479
412////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 480//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
413 481
414struct coroapi { 482struct coroapi {
415 static struct CoroAPI *GCoroAPI; 483 static struct CoroAPI *GCoroAPI;
416 484
485 static EV_ATOMIC_T cede_pending;
486
417 static int nready () { return CORO_NREADY; } 487 static int nready () { return CORO_NREADY; }
418 static int cede () { return CORO_CEDE ; } 488 static int cede () { cede_pending = 0; return CORO_CEDE ; }
419 489
420 static double (*time)();
421 static double next_cede;
422 static int cede_counter;
423
424 static void do_cede_every ();
425 static void do_cede_to_tick (); 490 static void do_cede_to_tick ();
426 static void do_cede_to_tick_every ();
427 491
428 static void cede_every (int count) 492 // actually cede's far more often
429 {
430 if (expect_false (++cede_counter >= count))
431 do_cede_every ();
432 }
433
434 static void cede_to_tick () 493 static bool cede_to_tick ()
435 { 494 {
436 if (expect_false (time () >= next_cede)) 495 if (expect_true (!cede_pending))
496 return false;
497
437 do_cede_to_tick (); 498 do_cede_to_tick ();
438 } 499 return true;
439
440 static void cede_to_tick_every (int count)
441 {
442 if (expect_false (++cede_counter >= count))
443 cede_to_tick ();
444 } 500 }
445 501
446 static void wait_for_tick (); 502 static void wait_for_tick ();
447 static void wait_for_tick_begin (); 503 static void wait_for_tick_begin ();
448}; 504};
449 505
450struct watcher_base 506struct evapi
451{ 507{
452 static struct EventAPI *GEventAPI; 508 static struct EVAPI *GEVAPI;
453}; 509};
454 510
455template<class base>
456struct watcher : watcher_base
457{
458 base *pe;
459
460 void start (bool repeat = false) { GEventAPI->start ((pe_watcher *)pe, repeat); }
461 void stop (bool cancel_events = false) { GEventAPI->stop ((pe_watcher *)pe, cancel_events); }
462 void now () { GEventAPI->now ((pe_watcher *)pe); }
463 void suspend () { GEventAPI->suspend ((pe_watcher *)pe); }
464 void resume () { GEventAPI->resume ((pe_watcher *)pe); }
465
466 void prio (int new_prio) { ((pe_watcher *)pe)->prio = new_prio; }
467
468 ~watcher ()
469 {
470 cancel ();
471 }
472
473private:
474 void cancel () { GEventAPI->cancel ((pe_watcher *)pe); } // private
475};
476
477struct iw : watcher<pe_idle>, callback<void (iw &)>
478{
479 template<class O, class M>
480 iw (O object, M method)
481 : callback<void (iw &)> (object, method)
482 {
483 alloc ();
484 }
485
486private:
487 void alloc ();
488};
489
490struct iow : watcher<pe_io>, callback<void (iow &, int)> 511struct iow : ev_io, evapi, callback<void (iow &, int)>
491{ 512{
513 static void thunk (EV_P_ struct ev_io *w_, int revents)
514 {
515 iow &w = *static_cast<iow *>(w_);
516
517 w (w, revents);
518 }
519
492 template<class O, class M> 520 template<class O, class M>
493 iow (O object, M method) 521 iow (O object, M method)
494 : callback<void (iow &, int)> (object, method) 522 : callback<void (iow &, int)> (object, method)
495 { 523 {
496 alloc (); 524 ev_init ((ev_io *)this, thunk);
497 } 525 }
498 526
499 void fd (int fd); 527 void prio (int prio)
500 int poll (); 528 {
529 ev_set_priority ((ev_io *)this, prio);
530 }
531
532 void set (int fd, int events)
533 {
534 ev_io_set ((ev_io *)this, fd, events);
535 }
536
537 int poll () const { return events; }
538
501 void poll (int events); 539 void poll (int events);
502 540
503private: 541 void start ()
504 void alloc (); 542 {
543 ev_io_start (EV_DEFAULT, (ev_io *)this);
544 }
545
546 void stop ()
547 {
548 ev_io_stop (EV_DEFAULT, (ev_io *)this);
549 }
550
551 ~iow ()
552 {
553 stop ();
554 }
555};
556
557struct asyncw : ev_async, evapi, callback<void (ev_async &, int)>
558{
559 static void thunk (EV_P_ struct ev_async *w_, int revents)
560 {
561 asyncw &w = *static_cast<asyncw *>(w_);
562
563 w (w, revents);
564 }
565
566 template<class O, class M>
567 asyncw (O object, M method)
568 : callback<void (asyncw &, int)> (object, method)
569 {
570 ev_init ((ev_async *)this, thunk);
571 }
572
573 void start ()
574 {
575 ev_async_start (EV_DEFAULT, (ev_async *)this);
576 }
577
578 void stop ()
579 {
580 ev_async_stop (EV_DEFAULT, (ev_async *)this);
581 }
582
583 ~asyncw ()
584 {
585 stop ();
586 }
505}; 587};
506 588
507#endif 589#endif
508 590

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