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Comparing libev/ev++.h (file contents):
Revision 1.29 by llucax, Fri Jan 18 18:15:01 2008 UTC vs.
Revision 1.56 by root, Thu Oct 28 04:55:19 2010 UTC

1/* 1/*
2 * libev simple C++ wrapper classes 2 * libev simple C++ wrapper classes
3 * 3 *
4 * Copyright (c) 2007 Marc Alexander Lehmann <libev@schmorp.de> 4 * Copyright (c) 2007,2008,2010 Marc Alexander Lehmann <libev@schmorp.de>
5 * All rights reserved. 5 * All rights reserved.
6 * 6 *
7 * Redistribution and use in source and binary forms, with or without modifica- 7 * Redistribution and use in source and binary forms, with or without modifica-
8 * tion, are permitted provided that the following conditions are met: 8 * tion, are permitted provided that the following conditions are met:
9 * 9 *
… …
44# include EV_H 44# include EV_H
45#else 45#else
46# include "ev.h" 46# include "ev.h"
47#endif 47#endif
48 48
49#ifndef EV_USE_STDEXCEPT
50# define EV_USE_STDEXCEPT 1
51#endif
52
53#if EV_USE_STDEXCEPT
54# include <stdexcept>
55#endif
56
49namespace ev { 57namespace ev {
50 58
51 typedef ev_tstamp tstamp; 59 typedef ev_tstamp tstamp;
52 60
53 enum { 61 enum {
54 UNDEF = EV_UNDEF, 62 UNDEF = EV_UNDEF,
55 NONE = EV_NONE, 63 NONE = EV_NONE,
56 READ = EV_READ, 64 READ = EV_READ,
57 WRITE = EV_WRITE, 65 WRITE = EV_WRITE,
66#if EV_COMPAT3
58 TIMEOUT = EV_TIMEOUT, 67 TIMEOUT = EV_TIMEOUT,
68#endif
69 TIMER = EV_TIMER,
59 PERIODIC = EV_PERIODIC, 70 PERIODIC = EV_PERIODIC,
60 SIGNAL = EV_SIGNAL, 71 SIGNAL = EV_SIGNAL,
61 CHILD = EV_CHILD, 72 CHILD = EV_CHILD,
62 STAT = EV_STAT, 73 STAT = EV_STAT,
63 IDLE = EV_IDLE, 74 IDLE = EV_IDLE,
64 CHECK = EV_CHECK, 75 CHECK = EV_CHECK,
65 PREPARE = EV_PREPARE, 76 PREPARE = EV_PREPARE,
66 FORK = EV_FORK, 77 FORK = EV_FORK,
78 ASYNC = EV_ASYNC,
67 EMBED = EV_EMBED, 79 EMBED = EV_EMBED,
80# undef ERROR // some systems stupidly #define ERROR
68 ERROR = EV_ERROR, 81 ERROR = EV_ERROR
69 }; 82 };
70 83
71 enum 84 enum
72 { 85 {
73 AUTO = EVFLAG_AUTO, 86 AUTO = EVFLAG_AUTO,
74 NOENV = EVFLAG_NOENV, 87 NOENV = EVFLAG_NOENV,
75 FORKCHECK = EVFLAG_FORKCHECK, 88 FORKCHECK = EVFLAG_FORKCHECK,
89
76 SELECT = EVBACKEND_SELECT, 90 SELECT = EVBACKEND_SELECT,
77 POLL = EVBACKEND_POLL, 91 POLL = EVBACKEND_POLL,
78 EPOLL = EVBACKEND_EPOLL, 92 EPOLL = EVBACKEND_EPOLL,
79 KQUEUE = EVBACKEND_KQUEUE, 93 KQUEUE = EVBACKEND_KQUEUE,
80 DEVPOLL = EVBACKEND_DEVPOLL, 94 DEVPOLL = EVBACKEND_DEVPOLL,
81 PORT = EVBACKEND_PORT 95 PORT = EVBACKEND_PORT
82 }; 96 };
83 97
84 enum 98 enum
85 { 99 {
100#if EV_COMPAT3
86 NONBLOCK = EVLOOP_NONBLOCK, 101 NONBLOCK = EVLOOP_NONBLOCK,
87 ONESHOT = EVLOOP_ONESHOT 102 ONESHOT = EVLOOP_ONESHOT,
103#endif
104 NOWAIT = EVRUN_NOWAIT,
105 ONCE = EVRUN_ONCE
88 }; 106 };
89 107
90 enum how_t 108 enum how_t
91 { 109 {
92 ONE = EVUNLOOP_ONE, 110 ONE = EVBREAK_ONE,
93 ALL = EVUNLOOP_ALL 111 ALL = EVBREAK_ALL
112 };
113
114 struct bad_loop
115#if EV_USE_STDEXCEPT
116 : std::runtime_error
117#endif
118 {
119#if EV_USE_STDEXCEPT
120 bad_loop ()
121 : std::runtime_error ("libev event loop cannot be initialized, bad value of LIBEV_FLAGS?")
122 {
123 }
124#endif
94 }; 125 };
95 126
96#ifdef EV_AX 127#ifdef EV_AX
97# undef EV_AX 128# undef EV_AX
98#endif 129#endif
… …
109# define EV_AX_ 140# define EV_AX_
110#endif 141#endif
111 142
112 struct loop_ref 143 struct loop_ref
113 { 144 {
114
115 loop_ref (EV_P) 145 loop_ref (EV_P) throw ()
116#if EV_MULTIPLICITY 146#if EV_MULTIPLICITY
117 : EV_AX (EV_A) 147 : EV_AX (EV_A)
118#endif 148#endif
119 {
120 } 149 {
150 }
121 151
122 bool operator== (const loop_ref &other) const 152 bool operator == (const loop_ref &other) const throw ()
123 { 153 {
124#if EV_MULTIPLICITY 154#if EV_MULTIPLICITY
125 return this->EV_AX == other.EV_AX; 155 return EV_AX == other.EV_AX;
126#else 156#else
127 return true; 157 return true;
128#endif 158#endif
129 } 159 }
130 160
131 bool operator!= (const loop_ref &other) const 161 bool operator != (const loop_ref &other) const throw ()
132 { 162 {
133#if EV_MULTIPLICITY 163#if EV_MULTIPLICITY
134 return ! (*this == other); 164 return ! (*this == other);
135#else 165#else
136 return false; 166 return false;
137#endif 167#endif
138 } 168 }
139 169
140#if EV_MULTIPLICITY 170#if EV_MULTIPLICITY
141 bool operator== (struct ev_loop *other) const 171 bool operator == (const EV_P) const throw ()
142 { 172 {
143 return this->EV_AX == other; 173 return this->EV_AX == EV_A;
144 }
145
146 bool operator!= (struct ev_loop *other) const
147 { 174 }
148 return ! (*this == other); 175
176 bool operator != (const EV_P) const throw ()
149 } 177 {
150
151 bool operator== (const struct ev_loop *other) const
152 {
153 return this->EV_AX == other;
154 }
155
156 bool operator!= (const struct ev_loop *other) const
157 {
158 return (*this == other); 178 return (*this == EV_A);
159 } 179 }
160 180
161 operator struct ev_loop * () const 181 operator struct ev_loop * () const throw ()
162 { 182 {
163 return EV_AX; 183 return EV_AX;
164 } 184 }
165 185
166 operator const struct ev_loop * () const 186 operator const struct ev_loop * () const throw ()
167 { 187 {
168 return EV_AX; 188 return EV_AX;
169 } 189 }
170 190
171 bool is_default () const 191 bool is_default () const throw ()
172 { 192 {
173 return EV_AX == ev_default_loop (0); 193 return EV_AX == ev_default_loop (0);
174 } 194 }
175#endif 195#endif
176 196
197#if EV_COMPAT3
177 void loop (int flags = 0) 198 void loop (int flags = 0)
178 { 199 {
179 ev_loop (EV_AX_ flags); 200 ev_run (EV_AX_ flags);
180 } 201 }
181 202
182 void unloop (how_t how = ONE) 203 void unloop (how_t how = ONE) throw ()
183 { 204 {
184 ev_unloop (EV_AX_ how); 205 ev_break (EV_AX_ how);
206 }
207#endif
208
209 void run (int flags = 0)
185 } 210 {
211 ev_run (EV_AX_ flags);
212 }
186 213
214 void break_loop (how_t how = ONE) throw ()
215 {
216 ev_break (EV_AX_ how);
217 }
218
187 void post_fork () 219 void post_fork () throw ()
188 { 220 {
189#if EV_MULTIPLICITY
190 ev_loop_fork (EV_AX); 221 ev_loop_fork (EV_AX);
191#else
192 ev_default_fork ();
193#endif
194 }
195
196 unsigned int count () const
197 { 222 }
198 return ev_loop_count (EV_AX);
199 }
200 223
201 unsigned int backend () const 224 unsigned int backend () const throw ()
202 { 225 {
203 return ev_backend (EV_AX); 226 return ev_backend (EV_AX);
204 } 227 }
205 228
206 tstamp now () const 229 tstamp now () const throw ()
207 { 230 {
208 return ev_now (EV_AX); 231 return ev_now (EV_AX);
209 } 232 }
210 233
211 void ref () 234 void ref () throw ()
212 { 235 {
213 ev_ref (EV_AX); 236 ev_ref (EV_AX);
214 } 237 }
215 238
216 void unref () 239 void unref () throw ()
217 { 240 {
218 ev_unref (EV_AX); 241 ev_unref (EV_AX);
219 } 242 }
220 243
244#if EV_FEATURE_API
245 unsigned int iteration () const throw ()
246 {
247 return ev_iteration (EV_AX);
248 }
249
250 unsigned int depth () const throw ()
251 {
252 return ev_depth (EV_AX);
253 }
254
221 void set_io_collect_interval (tstamp interval) 255 void set_io_collect_interval (tstamp interval) throw ()
222 { 256 {
223 ev_set_io_collect_interval (EV_AX_ interval); 257 ev_set_io_collect_interval (EV_AX_ interval);
224 } 258 }
225 259
226 void set_timeout_collect_interval (tstamp interval) 260 void set_timeout_collect_interval (tstamp interval) throw ()
227 { 261 {
228 ev_set_timeout_collect_interval (EV_AX_ interval); 262 ev_set_timeout_collect_interval (EV_AX_ interval);
229 } 263 }
264#endif
230 265
231 // function callback 266 // function callback
232 void once (int fd, int events, tstamp timeout, void (*cb)(int, void *), void* arg = 0) 267 void once (int fd, int events, tstamp timeout, void (*cb)(int, void *), void *arg = 0) throw ()
233 { 268 {
234 ev_once (EV_AX_ fd, events, timeout, cb, arg); 269 ev_once (EV_AX_ fd, events, timeout, cb, arg);
235 } 270 }
236 271
237 // method callback 272 // method callback
238 template<class K, void (K::*method)(int)> 273 template<class K, void (K::*method)(int)>
239 void once (int fd, int events, tstamp timeout, K *object) 274 void once (int fd, int events, tstamp timeout, K *object) throw ()
240 { 275 {
241 once (fd, events, timeout, method_thunk<K, method>, object); 276 once (fd, events, timeout, method_thunk<K, method>, object);
242 } 277 }
243 278
279 // default method == operator ()
280 template<class K>
281 void once (int fd, int events, tstamp timeout, K *object) throw ()
282 {
283 once (fd, events, timeout, method_thunk<K, &K::operator ()>, object);
284 }
285
244 template<class K, void (K::*method)(int)> 286 template<class K, void (K::*method)(int)>
245 static void method_thunk (int revents, void* arg) 287 static void method_thunk (int revents, void *arg)
246 {
247 K *obj = static_cast<K *>(arg);
248 (obj->*method) (revents);
249 } 288 {
289 static_cast<K *>(arg)->*method
290 (revents);
291 }
250 292
251 // const method callback 293 // no-argument method callback
252 template<class K, void (K::*method)(int) const>
253 void once (int fd, int events, tstamp timeout, const K *object)
254 {
255 once (fd, events, timeout, const_method_thunk<K, method>, object);
256 }
257
258 template<class K, void (K::*method)(int) const>
259 static void const_method_thunk (int revents, void* arg)
260 {
261 K *obj = static_cast<K *>(arg);
262 (obj->*method) (revents);
263 }
264
265 // simple method callback
266 template<class K, void (K::*method)()> 294 template<class K, void (K::*method)()>
267 void once (int fd, int events, tstamp timeout, K *object) 295 void once (int fd, int events, tstamp timeout, K *object) throw ()
268 { 296 {
269 once (fd, events, timeout, method_noargs_thunk<K, method>, object); 297 once (fd, events, timeout, method_noargs_thunk<K, method>, object);
270 } 298 }
271 299
272 template<class K, void (K::*method)()> 300 template<class K, void (K::*method)()>
273 static void method_noargs_thunk (int revents, void* arg) 301 static void method_noargs_thunk (int revents, void *arg)
274 { 302 {
275 K *obj = static_cast<K *>(arg); 303 static_cast<K *>(arg)->*method
276 (obj->*method) (); 304 ();
277 } 305 }
278 306
279 // simpler function callback 307 // simpler function callback
280 template<void (*cb)(int)> 308 template<void (*cb)(int)>
281 void once (int fd, int events, tstamp timeout) 309 void once (int fd, int events, tstamp timeout) throw ()
282 { 310 {
283 once (fd, events, timeout, simpler_func_thunk<cb>); 311 once (fd, events, timeout, simpler_func_thunk<cb>);
284 } 312 }
285 313
286 template<void (*cb)(int)> 314 template<void (*cb)(int)>
287 static void simpler_func_thunk (int revents, void* arg) 315 static void simpler_func_thunk (int revents, void *arg)
288 { 316 {
317 (*cb)
289 (*cb) (revents); 318 (revents);
290 } 319 }
291 320
292 // simplest function callback 321 // simplest function callback
293 template<void (*cb)()> 322 template<void (*cb)()>
294 void once (int fd, int events, tstamp timeout) 323 void once (int fd, int events, tstamp timeout) throw ()
295 { 324 {
296 once (fd, events, timeout, simplest_func_thunk<cb>); 325 once (fd, events, timeout, simplest_func_thunk<cb>);
297 } 326 }
298 327
299 template<void (*cb)()> 328 template<void (*cb)()>
300 static void simplest_func_thunk (int revents, void* arg) 329 static void simplest_func_thunk (int revents, void *arg)
301 { 330 {
302 (*cb) (); 331 (*cb)
332 ();
303 } 333 }
304 334
305 void feed_fd_event (int fd, int revents) 335 void feed_fd_event (int fd, int revents) throw ()
306 { 336 {
307 ev_feed_fd_event (EV_AX_ fd, revents); 337 ev_feed_fd_event (EV_AX_ fd, revents);
308 } 338 }
309 339
310 void feed_signal_event (int signum) 340 void feed_signal_event (int signum) throw ()
311 { 341 {
312 ev_feed_signal_event (EV_AX_ signum); 342 ev_feed_signal_event (EV_AX_ signum);
313 } 343 }
314 344
315#if EV_MULTIPLICITY 345#if EV_MULTIPLICITY
… …
317#endif 347#endif
318 348
319 }; 349 };
320 350
321#if EV_MULTIPLICITY 351#if EV_MULTIPLICITY
322 struct dynamic_loop: loop_ref 352 struct dynamic_loop : loop_ref
323 { 353 {
324 354
325 dynamic_loop (unsigned int flags = AUTO) 355 dynamic_loop (unsigned int flags = AUTO) throw (bad_loop)
326 : loop_ref (ev_loop_new (flags)) 356 : loop_ref (ev_loop_new (flags))
327 {
328 } 357 {
358 if (!EV_AX)
359 throw bad_loop ();
360 }
329 361
330 ~dynamic_loop () 362 ~dynamic_loop () throw ()
331 { 363 {
332 ev_loop_destroy (EV_AX); 364 ev_loop_destroy (EV_AX);
333 EV_AX = 0; 365 EV_AX = 0;
334 } 366 }
335 367
… …
340 dynamic_loop & operator= (const dynamic_loop &); 372 dynamic_loop & operator= (const dynamic_loop &);
341 373
342 }; 374 };
343#endif 375#endif
344 376
345 struct default_loop: loop_ref 377 struct default_loop : loop_ref
346 { 378 {
347
348 default_loop (unsigned int flags = AUTO) 379 default_loop (unsigned int flags = AUTO) throw (bad_loop)
349#if EV_MULTIPLICITY 380#if EV_MULTIPLICITY
350 : loop_ref (ev_default_loop (flags)) 381 : loop_ref (ev_default_loop (flags))
351 { 382#endif
352 } 383 {
384 if (
385#if EV_MULTIPLICITY
386 !EV_AX
353#else 387#else
354 {
355 ev_default_loop (flags); 388 !ev_default_loop (flags)
356 }
357#endif 389#endif
358 390 )
359 ~default_loop () 391 throw bad_loop ();
360 {
361 ev_default_destroy ();
362#if EV_MULTIPLICITY
363 EV_AX = 0;
364#endif
365 } 392 }
366 393
367 private: 394 private:
368
369 default_loop (const default_loop &); 395 default_loop (const default_loop &);
370
371 default_loop & operator= (const default_loop &); 396 default_loop &operator = (const default_loop &);
372
373 }; 397 };
374 398
375 inline loop_ref get_default_loop () 399 inline loop_ref get_default_loop () throw ()
376 { 400 {
377#if EV_MULTIPLICITY 401#if EV_MULTIPLICITY
378 return ev_default_loop (0); 402 return ev_default_loop (0);
379#else 403#else
380 return loop_ref (); 404 return loop_ref ();
… …
398 struct base : ev_watcher 422 struct base : ev_watcher
399 { 423 {
400 #if EV_MULTIPLICITY 424 #if EV_MULTIPLICITY
401 EV_PX; 425 EV_PX;
402 426
427 // loop set
403 void set (EV_PX) 428 void set (EV_P) throw ()
404 { 429 {
405 this->EV_A = EV_A; 430 this->EV_A = EV_A;
406 } 431 }
407 #endif 432 #endif
408 433
409 base (EV_PX) 434 base (EV_PX) throw ()
410 #if EV_MULTIPLICITY 435 #if EV_MULTIPLICITY
411 : EV_A (EV_A) 436 : EV_A (EV_A)
412 #endif 437 #endif
413 { 438 {
414 ev_init (this, 0); 439 ev_init (this, 0);
415 } 440 }
416 441
417 void set_ (void *data, void (*cb)(EV_P_ ev_watcher *w, int revents)) 442 void set_ (const void *data, void (*cb)(EV_P_ ev_watcher *w, int revents)) throw ()
418 { 443 {
419 this->data = data; 444 this->data = (void *)data;
420 ev_set_cb (static_cast<ev_watcher *>(this), cb); 445 ev_set_cb (static_cast<ev_watcher *>(this), cb);
446 }
447
448 // function callback
449 template<void (*function)(watcher &w, int)>
450 void set (void *data = 0) throw ()
451 {
452 set_ (data, function_thunk<function>);
453 }
454
455 template<void (*function)(watcher &w, int)>
456 static void function_thunk (EV_P_ ev_watcher *w, int revents)
457 {
458 function
459 (*static_cast<watcher *>(w), revents);
421 } 460 }
422 461
423 // method callback 462 // method callback
424 template<class K, void (K::*method)(watcher &w, int)> 463 template<class K, void (K::*method)(watcher &w, int)>
425 void set (K *object) 464 void set (K *object) throw ()
426 { 465 {
427 set_ (object, method_thunk<K, method>); 466 set_ (object, method_thunk<K, method>);
467 }
468
469 // default method == operator ()
470 template<class K>
471 void set (K *object) throw ()
472 {
473 set_ (object, method_thunk<K, &K::operator ()>);
428 } 474 }
429 475
430 template<class K, void (K::*method)(watcher &w, int)> 476 template<class K, void (K::*method)(watcher &w, int)>
431 static void method_thunk (EV_P_ ev_watcher *w, int revents) 477 static void method_thunk (EV_P_ ev_watcher *w, int revents)
432 { 478 {
433 K *obj = static_cast<K *>(w->data); 479 (static_cast<K *>(w->data)->*method)
434 (obj->*method) (*static_cast<watcher *>(w), revents);
435 }
436
437 // const method callback
438 template<class K, void (K::*method)(watcher &w, int) const>
439 void set (const K *object)
440 {
441 set_ (object, const_method_thunk<K, method>);
442 }
443
444 template<class K, void (K::*method)(watcher &w, int) const>
445 static void const_method_thunk (EV_P_ ev_watcher *w, int revents)
446 {
447 K *obj = static_cast<K *>(w->data);
448 (static_cast<K *>(w->data)->*method) (*static_cast<watcher *>(w), revents);
449 }
450
451 // function callback
452 template<void (*function)(watcher &w, int)>
453 void set (void *data = 0)
454 {
455 set_ (data, function_thunk<function>);
456 }
457
458 template<void (*function)(watcher &w, int)>
459 static void function_thunk (EV_P_ ev_watcher *w, int revents)
460 {
461 function (*static_cast<watcher *>(w), revents); 480 (*static_cast<watcher *>(w), revents);
462 } 481 }
463 482
464 // simple callback 483 // no-argument callback
465 template<class K, void (K::*method)()> 484 template<class K, void (K::*method)()>
466 void set (K *object) 485 void set (K *object) throw ()
467 { 486 {
468 set_ (object, method_noargs_thunk<K, method>); 487 set_ (object, method_noargs_thunk<K, method>);
469 } 488 }
470 489
471 template<class K, void (K::*method)()> 490 template<class K, void (K::*method)()>
472 static void method_noargs_thunk (EV_P_ ev_watcher *w, int revents) 491 static void method_noargs_thunk (EV_P_ ev_watcher *w, int revents)
473 { 492 {
474 K *obj = static_cast<K *>(w->data); 493 (static_cast<K *>(w->data)->*method)
475 (obj->*method) (); 494 ();
476 } 495 }
477 496
478 void operator ()(int events = EV_UNDEF) 497 void operator ()(int events = EV_UNDEF)
479 { 498 {
499 return
480 return ev_cb (static_cast<ev_watcher *>(this)) 500 ev_cb (static_cast<ev_watcher *>(this))
481 (static_cast<ev_watcher *>(this), events); 501 (static_cast<ev_watcher *>(this), events);
482 } 502 }
483 503
484 bool is_active () const 504 bool is_active () const throw ()
485 { 505 {
486 return ev_is_active (static_cast<const ev_watcher *>(this)); 506 return ev_is_active (static_cast<const ev_watcher *>(this));
487 } 507 }
488 508
489 bool is_pending () const 509 bool is_pending () const throw ()
490 { 510 {
491 return ev_is_pending (static_cast<const ev_watcher *>(this)); 511 return ev_is_pending (static_cast<const ev_watcher *>(this));
492 } 512 }
493 513
494 void feed_event (int revents) 514 void feed_event (int revents) throw ()
495 { 515 {
496 ev_feed_event (EV_A_ static_cast<const ev_watcher *>(this), revents); 516 ev_feed_event (EV_A_ static_cast<const ev_watcher *>(this), revents);
497 } 517 }
498 }; 518 };
499 519
500 inline tstamp now () 520 inline tstamp now () throw ()
501 { 521 {
502 return ev_time (); 522 return ev_time ();
503 } 523 }
504 524
505 inline void delay (tstamp interval) 525 inline void delay (tstamp interval) throw ()
506 { 526 {
507 ev_sleep (interval); 527 ev_sleep (interval);
508 } 528 }
509 529
510 inline int version_major () 530 inline int version_major () throw ()
511 { 531 {
512 return ev_version_major (); 532 return ev_version_major ();
513 } 533 }
514 534
515 inline int version_minor () 535 inline int version_minor () throw ()
516 { 536 {
517 return ev_version_minor (); 537 return ev_version_minor ();
518 } 538 }
519 539
520 inline unsigned int supported_backends () 540 inline unsigned int supported_backends () throw ()
521 { 541 {
522 return ev_supported_backends (); 542 return ev_supported_backends ();
523 } 543 }
524 544
525 inline unsigned int recommended_backends () 545 inline unsigned int recommended_backends () throw ()
526 { 546 {
527 return ev_recommended_backends (); 547 return ev_recommended_backends ();
528 } 548 }
529 549
530 inline unsigned int embeddable_backends () 550 inline unsigned int embeddable_backends () throw ()
531 { 551 {
532 return ev_embeddable_backends (); 552 return ev_embeddable_backends ();
533 } 553 }
534 554
535 inline void set_allocator (void *(*cb)(void *ptr, long size)) 555 inline void set_allocator (void *(*cb)(void *ptr, long size)) throw ()
536 { 556 {
537 ev_set_allocator (cb); 557 ev_set_allocator (cb);
538 } 558 }
539 559
540 inline void set_syserr_cb (void (*cb)(const char *msg)) 560 inline void set_syserr_cb (void (*cb)(const char *msg)) throw ()
541 { 561 {
542 ev_set_syserr_cb (cb); 562 ev_set_syserr_cb (cb);
543 } 563 }
544 564
545 #if EV_MULTIPLICITY 565 #if EV_MULTIPLICITY
546 #define EV_CONSTRUCT(cppstem,cstem) \ 566 #define EV_CONSTRUCT(cppstem,cstem) \
547 (EV_PX = get_default_loop ()) \ 567 (EV_PX = get_default_loop ()) throw () \
548 : base<ev_ ## cstem, cppstem> (EV_A) \ 568 : base<ev_ ## cstem, cppstem> (EV_A) \
549 { \ 569 { \
550 } 570 }
551 #else 571 #else
552 #define EV_CONSTRUCT(cppstem,cstem) \ 572 #define EV_CONSTRUCT(cppstem,cstem) \
553 () \ 573 () throw () \
554 { \ 574 { \
555 } 575 }
556 #endif 576 #endif
557 577
558 /* using a template here would require quite a bit more lines, 578 /* using a template here would require quite a bit more lines,
559 * so a macro solution was chosen */ 579 * so a macro solution was chosen */
560 #define EV_BEGIN_WATCHER(cppstem,cstem) \ 580 #define EV_BEGIN_WATCHER(cppstem,cstem) \
561 \ 581 \
562 struct cppstem : base<ev_ ## cstem, cppstem> \ 582 struct cppstem : base<ev_ ## cstem, cppstem> \
563 { \ 583 { \
564 void start () \ 584 void start () throw () \
565 { \ 585 { \
566 ev_ ## cstem ## _start (EV_A_ static_cast<ev_ ## cstem *>(this)); \ 586 ev_ ## cstem ## _start (EV_A_ static_cast<ev_ ## cstem *>(this)); \
567 } \ 587 } \
568 \ 588 \
569 void stop () \ 589 void stop () throw () \
570 { \ 590 { \
571 ev_ ## cstem ## _stop (EV_A_ static_cast<ev_ ## cstem *>(this)); \ 591 ev_ ## cstem ## _stop (EV_A_ static_cast<ev_ ## cstem *>(this)); \
572 } \ 592 } \
573 \ 593 \
574 cppstem EV_CONSTRUCT(cppstem,cstem) \ 594 cppstem EV_CONSTRUCT(cppstem,cstem) \
575 \ 595 \
576 ~cppstem () \ 596 ~cppstem () throw () \
577 { \ 597 { \
578 stop (); \ 598 stop (); \
579 } \ 599 } \
580 \ 600 \
581 using base<ev_ ## cstem, cppstem>::set; \ 601 using base<ev_ ## cstem, cppstem>::set; \
582 \ 602 \
583 private: \ 603 private: \
584 \ 604 \
585 cppstem (const cppstem &o); \ 605 cppstem (const cppstem &o); \
586 \ 606 \
587 cppstem & operator =(const cppstem &o); \ 607 cppstem &operator =(const cppstem &o); \
588 \ 608 \
589 public: 609 public:
590 610
591 #define EV_END_WATCHER(cppstem,cstem) \ 611 #define EV_END_WATCHER(cppstem,cstem) \
592 }; 612 };
593 613
594 EV_BEGIN_WATCHER (io, io) 614 EV_BEGIN_WATCHER (io, io)
595 void set (int fd, int events) 615 void set (int fd, int events) throw ()
596 { 616 {
597 int active = is_active (); 617 int active = is_active ();
598 if (active) stop (); 618 if (active) stop ();
599 ev_io_set (static_cast<ev_io *>(this), fd, events); 619 ev_io_set (static_cast<ev_io *>(this), fd, events);
600 if (active) start (); 620 if (active) start ();
601 } 621 }
602 622
603 void set (int events) 623 void set (int events) throw ()
604 { 624 {
605 int active = is_active (); 625 int active = is_active ();
606 if (active) stop (); 626 if (active) stop ();
607 ev_io_set (static_cast<ev_io *>(this), fd, events); 627 ev_io_set (static_cast<ev_io *>(this), fd, events);
608 if (active) start (); 628 if (active) start ();
609 } 629 }
610 630
611 void start (int fd, int events) 631 void start (int fd, int events) throw ()
612 { 632 {
613 set (fd, events); 633 set (fd, events);
614 start (); 634 start ();
615 } 635 }
616 EV_END_WATCHER (io, io) 636 EV_END_WATCHER (io, io)
617 637
618 EV_BEGIN_WATCHER (timer, timer) 638 EV_BEGIN_WATCHER (timer, timer)
619 void set (ev_tstamp after, ev_tstamp repeat = 0.) 639 void set (ev_tstamp after, ev_tstamp repeat = 0.) throw ()
620 { 640 {
621 int active = is_active (); 641 int active = is_active ();
622 if (active) stop (); 642 if (active) stop ();
623 ev_timer_set (static_cast<ev_timer *>(this), after, repeat); 643 ev_timer_set (static_cast<ev_timer *>(this), after, repeat);
624 if (active) start (); 644 if (active) start ();
625 } 645 }
626 646
627 void start (ev_tstamp after, ev_tstamp repeat = 0.) 647 void start (ev_tstamp after, ev_tstamp repeat = 0.) throw ()
628 { 648 {
629 set (after, repeat); 649 set (after, repeat);
630 start (); 650 start ();
631 } 651 }
632 652
633 void again () 653 void again () throw ()
634 { 654 {
635 ev_timer_again (EV_A_ static_cast<ev_timer *>(this)); 655 ev_timer_again (EV_A_ static_cast<ev_timer *>(this));
656 }
657
658 ev_tstamp remaining ()
659 {
660 return ev_timer_remaining (EV_A_ static_cast<ev_timer *>(this));
636 } 661 }
637 EV_END_WATCHER (timer, timer) 662 EV_END_WATCHER (timer, timer)
638 663
639 #if EV_PERIODIC_ENABLE 664 #if EV_PERIODIC_ENABLE
640 EV_BEGIN_WATCHER (periodic, periodic) 665 EV_BEGIN_WATCHER (periodic, periodic)
641 void set (ev_tstamp at, ev_tstamp interval = 0.) 666 void set (ev_tstamp at, ev_tstamp interval = 0.) throw ()
642 { 667 {
643 int active = is_active (); 668 int active = is_active ();
644 if (active) stop (); 669 if (active) stop ();
645 ev_periodic_set (static_cast<ev_periodic *>(this), at, interval, 0); 670 ev_periodic_set (static_cast<ev_periodic *>(this), at, interval, 0);
646 if (active) start (); 671 if (active) start ();
647 } 672 }
648 673
649 void start (ev_tstamp at, ev_tstamp interval = 0.) 674 void start (ev_tstamp at, ev_tstamp interval = 0.) throw ()
650 { 675 {
651 set (at, interval); 676 set (at, interval);
652 start (); 677 start ();
653 } 678 }
654 679
655 void again () 680 void again () throw ()
656 { 681 {
657 ev_periodic_again (EV_A_ static_cast<ev_periodic *>(this)); 682 ev_periodic_again (EV_A_ static_cast<ev_periodic *>(this));
658 } 683 }
659 EV_END_WATCHER (periodic, periodic) 684 EV_END_WATCHER (periodic, periodic)
660 #endif 685 #endif
661 686
687 #if EV_SIGNAL_ENABLE
662 EV_BEGIN_WATCHER (sig, signal) 688 EV_BEGIN_WATCHER (sig, signal)
663 void set (int signum) 689 void set (int signum) throw ()
664 { 690 {
665 int active = is_active (); 691 int active = is_active ();
666 if (active) stop (); 692 if (active) stop ();
667 ev_signal_set (static_cast<ev_signal *>(this), signum); 693 ev_signal_set (static_cast<ev_signal *>(this), signum);
668 if (active) start (); 694 if (active) start ();
669 } 695 }
670 696
671 void start (int signum) 697 void start (int signum) throw ()
672 { 698 {
673 set (signum); 699 set (signum);
674 start (); 700 start ();
675 } 701 }
676 EV_END_WATCHER (sig, signal) 702 EV_END_WATCHER (sig, signal)
703 #endif
677 704
705 #if EV_CHILD_ENABLE
678 EV_BEGIN_WATCHER (child, child) 706 EV_BEGIN_WATCHER (child, child)
679 void set (int pid) 707 void set (int pid, int trace = 0) throw ()
680 { 708 {
681 int active = is_active (); 709 int active = is_active ();
682 if (active) stop (); 710 if (active) stop ();
683 ev_child_set (static_cast<ev_child *>(this), pid); 711 ev_child_set (static_cast<ev_child *>(this), pid, trace);
684 if (active) start (); 712 if (active) start ();
685 } 713 }
686 714
687 void start (int pid) 715 void start (int pid, int trace = 0) throw ()
688 { 716 {
689 set (pid); 717 set (pid, trace);
690 start (); 718 start ();
691 } 719 }
692 EV_END_WATCHER (child, child) 720 EV_END_WATCHER (child, child)
721 #endif
693 722
694 #if EV_STAT_ENABLE 723 #if EV_STAT_ENABLE
695 EV_BEGIN_WATCHER (stat, stat) 724 EV_BEGIN_WATCHER (stat, stat)
696 void set (const char *path, ev_tstamp interval = 0.) 725 void set (const char *path, ev_tstamp interval = 0.) throw ()
697 { 726 {
698 int active = is_active (); 727 int active = is_active ();
699 if (active) stop (); 728 if (active) stop ();
700 ev_stat_set (static_cast<ev_stat *>(this), path, interval); 729 ev_stat_set (static_cast<ev_stat *>(this), path, interval);
701 if (active) start (); 730 if (active) start ();
702 } 731 }
703 732
704 void start (const char *path, ev_tstamp interval = 0.) 733 void start (const char *path, ev_tstamp interval = 0.) throw ()
705 { 734 {
706 stop (); 735 stop ();
707 set (path, interval); 736 set (path, interval);
708 start (); 737 start ();
709 } 738 }
710 739
711 void update () 740 void update () throw ()
712 { 741 {
713 ev_stat_stat (EV_A_ static_cast<ev_stat *>(this)); 742 ev_stat_stat (EV_A_ static_cast<ev_stat *>(this));
714 } 743 }
715 EV_END_WATCHER (stat, stat) 744 EV_END_WATCHER (stat, stat)
716 #endif 745 #endif
717 746
747 #if EV_IDLE_ENABLE
718 EV_BEGIN_WATCHER (idle, idle) 748 EV_BEGIN_WATCHER (idle, idle)
719 void set () { } 749 void set () throw () { }
720 EV_END_WATCHER (idle, idle) 750 EV_END_WATCHER (idle, idle)
751 #endif
721 752
753 #if EV_PREPARE_ENABLE
722 EV_BEGIN_WATCHER (prepare, prepare) 754 EV_BEGIN_WATCHER (prepare, prepare)
723 void set () { } 755 void set () throw () { }
724 EV_END_WATCHER (prepare, prepare) 756 EV_END_WATCHER (prepare, prepare)
757 #endif
725 758
759 #if EV_CHECK_ENABLE
726 EV_BEGIN_WATCHER (check, check) 760 EV_BEGIN_WATCHER (check, check)
727 void set () { } 761 void set () throw () { }
728 EV_END_WATCHER (check, check) 762 EV_END_WATCHER (check, check)
763 #endif
729 764
730 #if EV_EMBED_ENABLE 765 #if EV_EMBED_ENABLE
731 EV_BEGIN_WATCHER (embed, embed) 766 EV_BEGIN_WATCHER (embed, embed)
732 void start (struct ev_loop *embedded_loop) 767 void set (struct ev_loop *embedded_loop) throw ()
733 { 768 {
734 stop (); 769 int active = is_active ();
770 if (active) stop ();
735 ev_embed_set (static_cast<ev_embed *>(this), embedded_loop); 771 ev_embed_set (static_cast<ev_embed *>(this), embedded_loop);
772 if (active) start ();
773 }
774
775 void start (struct ev_loop *embedded_loop) throw ()
776 {
777 set (embedded_loop);
736 start (); 778 start ();
737 } 779 }
738 780
739 void sweep () 781 void sweep ()
740 { 782 {
… …
743 EV_END_WATCHER (embed, embed) 785 EV_END_WATCHER (embed, embed)
744 #endif 786 #endif
745 787
746 #if EV_FORK_ENABLE 788 #if EV_FORK_ENABLE
747 EV_BEGIN_WATCHER (fork, fork) 789 EV_BEGIN_WATCHER (fork, fork)
748 void set () { } 790 void set () throw () { }
749 EV_END_WATCHER (fork, fork) 791 EV_END_WATCHER (fork, fork)
792 #endif
793
794 #if EV_ASYNC_ENABLE
795 EV_BEGIN_WATCHER (async, async)
796 void send () throw ()
797 {
798 ev_async_send (EV_A_ static_cast<ev_async *>(this));
799 }
800
801 bool async_pending () throw ()
802 {
803 return ev_async_pending (static_cast<ev_async *>(this));
804 }
805 EV_END_WATCHER (async, async)
750 #endif 806 #endif
751 807
752 #undef EV_PX 808 #undef EV_PX
753 #undef EV_PX_ 809 #undef EV_PX_
754 #undef EV_CONSTRUCT 810 #undef EV_CONSTRUCT
755 #undef EV_BEGIN_WATCHER 811 #undef EV_BEGIN_WATCHER
756 #undef EV_END_WATCHER 812 #undef EV_END_WATCHER
757
758} 813}
759 814
760#endif 815#endif
761 816

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