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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 1.55 by root, Sun Oct 24 17:58:41 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
62 {
54 UNDEF = EV_UNDEF, 63 UNDEF = EV_UNDEF,
55 NONE = EV_NONE, 64 NONE = EV_NONE,
56 READ = EV_READ, 65 READ = EV_READ,
57 WRITE = EV_WRITE, 66 WRITE = EV_WRITE,
67#if EV_COMPAT3
58 TIMEOUT = EV_TIMEOUT, 68 TIMEOUT = EV_TIMEOUT,
69#endif
70 TIMER = EV_TIMER,
59 PERIODIC = EV_PERIODIC, 71 PERIODIC = EV_PERIODIC,
60 SIGNAL = EV_SIGNAL, 72 SIGNAL = EV_SIGNAL,
61 CHILD = EV_CHILD, 73 CHILD = EV_CHILD,
62 STAT = EV_STAT, 74 STAT = EV_STAT,
63 IDLE = EV_IDLE, 75 IDLE = EV_IDLE,
64 CHECK = EV_CHECK, 76 CHECK = EV_CHECK,
65 PREPARE = EV_PREPARE, 77 PREPARE = EV_PREPARE,
66 FORK = EV_FORK, 78 FORK = EV_FORK,
79 ASYNC = EV_ASYNC,
67 EMBED = EV_EMBED, 80 EMBED = EV_EMBED,
81# undef ERROR // some systems stupidly #define ERROR
68 ERROR = EV_ERROR, 82 ERROR = EV_ERROR
69 }; 83 };
70 84
71 enum 85 enum
72 { 86 {
73 AUTO = EVFLAG_AUTO, 87 AUTO = EVFLAG_AUTO,
74 NOENV = EVFLAG_NOENV, 88 NOENV = EVFLAG_NOENV,
75 FORKCHECK = EVFLAG_FORKCHECK, 89 FORKCHECK = EVFLAG_FORKCHECK,
90
76 SELECT = EVBACKEND_SELECT, 91 SELECT = EVBACKEND_SELECT,
77 POLL = EVBACKEND_POLL, 92 POLL = EVBACKEND_POLL,
78 EPOLL = EVBACKEND_EPOLL, 93 EPOLL = EVBACKEND_EPOLL,
79 KQUEUE = EVBACKEND_KQUEUE, 94 KQUEUE = EVBACKEND_KQUEUE,
80 DEVPOLL = EVBACKEND_DEVPOLL, 95 DEVPOLL = EVBACKEND_DEVPOLL,
81 PORT = EVBACKEND_PORT 96 PORT = EVBACKEND_PORT
82 }; 97 };
83 98
84 enum 99 enum
85 { 100 {
101#if EV_COMPAT3
86 NONBLOCK = EVLOOP_NONBLOCK, 102 NONBLOCK = EVLOOP_NONBLOCK,
87 ONESHOT = EVLOOP_ONESHOT 103 ONESHOT = EVLOOP_ONESHOT,
104#endif
105 NOWAIT = EVRUN_NOWAIT,
106 ONCE = EVRUN_ONCE
88 }; 107 };
89 108
90 enum how_t 109 enum how_t
91 { 110 {
92 ONE = EVUNLOOP_ONE, 111 ONE = EVBREAK_ONE,
93 ALL = EVUNLOOP_ALL 112 ALL = EVBREAK_ALL
113 };
114
115 struct bad_loop
116#if EV_USE_STDEXCEPT
117 : std::runtime_error
118#endif
119 {
120#if EV_USE_STDEXCEPT
121 bad_loop ()
122 : std::runtime_error ("libev event loop cannot be initialized, bad value of LIBEV_FLAGS?")
123 {
124 }
125#endif
94 }; 126 };
95 127
96#ifdef EV_AX 128#ifdef EV_AX
97# undef EV_AX 129# undef EV_AX
98#endif 130#endif
… …
109# define EV_AX_ 141# define EV_AX_
110#endif 142#endif
111 143
112 struct loop_ref 144 struct loop_ref
113 { 145 {
114
115 loop_ref (EV_P) 146 loop_ref (EV_P) throw ()
116#if EV_MULTIPLICITY 147#if EV_MULTIPLICITY
117 : EV_AX (EV_A) 148 : EV_AX (EV_A)
118#endif 149#endif
119 {
120 } 150 {
151 }
121 152
122 bool operator== (const loop_ref &other) const 153 bool operator == (const loop_ref &other) const throw ()
123 { 154 {
124#if EV_MULTIPLICITY 155#if EV_MULTIPLICITY
125 return this->EV_AX == other.EV_AX; 156 return EV_AX == other.EV_AX;
126#else 157#else
127 return true; 158 return true;
128#endif 159#endif
129 } 160 }
130 161
131 bool operator!= (const loop_ref &other) const 162 bool operator != (const loop_ref &other) const throw ()
132 { 163 {
133#if EV_MULTIPLICITY 164#if EV_MULTIPLICITY
134 return ! (*this == other); 165 return ! (*this == other);
135#else 166#else
136 return false; 167 return false;
137#endif 168#endif
138 } 169 }
139 170
140#if EV_MULTIPLICITY 171#if EV_MULTIPLICITY
141 bool operator== (struct ev_loop *other) const 172 bool operator == (const EV_P) const throw ()
142 { 173 {
143 return this->EV_AX == other; 174 return this->EV_AX == EV_A;
144 }
145
146 bool operator!= (struct ev_loop *other) const
147 { 175 }
148 return ! (*this == other); 176
177 bool operator != (const EV_P) const throw ()
149 } 178 {
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); 179 return (*this == EV_A);
159 } 180 }
160 181
161 operator struct ev_loop * () const 182 operator struct ev_loop * () const throw ()
162 { 183 {
163 return EV_AX; 184 return EV_AX;
164 } 185 }
165 186
166 operator const struct ev_loop * () const 187 operator const struct ev_loop * () const throw ()
167 { 188 {
168 return EV_AX; 189 return EV_AX;
169 } 190 }
170 191
171 bool is_default () const 192 bool is_default () const throw ()
172 { 193 {
173 return EV_AX == ev_default_loop (0); 194 return EV_AX == ev_default_loop (0);
174 } 195 }
175#endif 196#endif
176 197
198#if EV_COMPAT3
177 void loop (int flags = 0) 199 void loop (int flags = 0)
178 { 200 {
179 ev_loop (EV_AX_ flags); 201 ev_run (EV_AX_ flags);
180 } 202 }
181 203
182 void unloop (how_t how = ONE) 204 void unloop (how_t how = ONE) throw ()
183 { 205 {
184 ev_unloop (EV_AX_ how); 206 ev_break (EV_AX_ how);
207 }
208#endif
209
210 void run (int flags = 0)
185 } 211 {
212 ev_run (EV_AX_ flags);
213 }
186 214
215 void break_loop (how_t how = ONE) throw ()
216 {
217 ev_break (EV_AX_ how);
218 }
219
187 void post_fork () 220 void post_fork () throw ()
188 { 221 {
189#if EV_MULTIPLICITY
190 ev_loop_fork (EV_AX); 222 ev_loop_fork (EV_AX);
191#else
192 ev_default_fork ();
193#endif
194 }
195
196 unsigned int count () const
197 { 223 }
198 return ev_loop_count (EV_AX);
199 }
200 224
201 unsigned int backend () const 225 unsigned int backend () const throw ()
202 { 226 {
203 return ev_backend (EV_AX); 227 return ev_backend (EV_AX);
204 } 228 }
205 229
206 tstamp now () const 230 tstamp now () const throw ()
207 { 231 {
208 return ev_now (EV_AX); 232 return ev_now (EV_AX);
209 } 233 }
210 234
211 void ref () 235 void ref () throw ()
212 { 236 {
213 ev_ref (EV_AX); 237 ev_ref (EV_AX);
214 } 238 }
215 239
216 void unref () 240 void unref () throw ()
217 { 241 {
218 ev_unref (EV_AX); 242 ev_unref (EV_AX);
219 } 243 }
220 244
245#if EV_FEATURE_API
246 unsigned int iteration () const throw ()
247 {
248 return ev_iteration (EV_AX);
249 }
250
251 unsigned int depth () const throw ()
252 {
253 return ev_depth (EV_AX);
254 }
255
221 void set_io_collect_interval (tstamp interval) 256 void set_io_collect_interval (tstamp interval) throw ()
222 { 257 {
223 ev_set_io_collect_interval (EV_AX_ interval); 258 ev_set_io_collect_interval (EV_AX_ interval);
224 } 259 }
225 260
226 void set_timeout_collect_interval (tstamp interval) 261 void set_timeout_collect_interval (tstamp interval) throw ()
227 { 262 {
228 ev_set_timeout_collect_interval (EV_AX_ interval); 263 ev_set_timeout_collect_interval (EV_AX_ interval);
229 } 264 }
265#endif
230 266
231 // function callback 267 // function callback
232 void once (int fd, int events, tstamp timeout, void (*cb)(int, void *), void* arg = 0) 268 void once (int fd, int events, tstamp timeout, void (*cb)(int, void *), void *arg = 0) throw ()
233 { 269 {
234 ev_once (EV_AX_ fd, events, timeout, cb, arg); 270 ev_once (EV_AX_ fd, events, timeout, cb, arg);
235 } 271 }
236 272
237 // method callback 273 // method callback
238 template<class K, void (K::*method)(int)> 274 template<class K, void (K::*method)(int)>
239 void once (int fd, int events, tstamp timeout, K *object) 275 void once (int fd, int events, tstamp timeout, K *object) throw ()
240 { 276 {
241 once (fd, events, timeout, method_thunk<K, method>, object); 277 once (fd, events, timeout, method_thunk<K, method>, object);
242 } 278 }
243 279
280 // default method == operator ()
281 template<class K>
282 void once (int fd, int events, tstamp timeout, K *object) throw ()
283 {
284 once (fd, events, timeout, method_thunk<K, &K::operator ()>, object);
285 }
286
244 template<class K, void (K::*method)(int)> 287 template<class K, void (K::*method)(int)>
245 static void method_thunk (int revents, void* arg) 288 static void method_thunk (int revents, void *arg)
246 {
247 K *obj = static_cast<K *>(arg);
248 (obj->*method) (revents);
249 } 289 {
290 static_cast<K *>(arg)->*method
291 (revents);
292 }
250 293
251 // const method callback 294 // 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)()> 295 template<class K, void (K::*method)()>
267 void once (int fd, int events, tstamp timeout, K *object) 296 void once (int fd, int events, tstamp timeout, K *object) throw ()
268 { 297 {
269 once (fd, events, timeout, method_noargs_thunk<K, method>, object); 298 once (fd, events, timeout, method_noargs_thunk<K, method>, object);
270 } 299 }
271 300
272 template<class K, void (K::*method)()> 301 template<class K, void (K::*method)()>
273 static void method_noargs_thunk (int revents, void* arg) 302 static void method_noargs_thunk (int revents, void *arg)
274 { 303 {
275 K *obj = static_cast<K *>(arg); 304 static_cast<K *>(arg)->*method
276 (obj->*method) (); 305 ();
277 } 306 }
278 307
279 // simpler function callback 308 // simpler function callback
280 template<void (*cb)(int)> 309 template<void (*cb)(int)>
281 void once (int fd, int events, tstamp timeout) 310 void once (int fd, int events, tstamp timeout) throw ()
282 { 311 {
283 once (fd, events, timeout, simpler_func_thunk<cb>); 312 once (fd, events, timeout, simpler_func_thunk<cb>);
284 } 313 }
285 314
286 template<void (*cb)(int)> 315 template<void (*cb)(int)>
287 static void simpler_func_thunk (int revents, void* arg) 316 static void simpler_func_thunk (int revents, void *arg)
288 { 317 {
318 (*cb)
289 (*cb) (revents); 319 (revents);
290 } 320 }
291 321
292 // simplest function callback 322 // simplest function callback
293 template<void (*cb)()> 323 template<void (*cb)()>
294 void once (int fd, int events, tstamp timeout) 324 void once (int fd, int events, tstamp timeout) throw ()
295 { 325 {
296 once (fd, events, timeout, simplest_func_thunk<cb>); 326 once (fd, events, timeout, simplest_func_thunk<cb>);
297 } 327 }
298 328
299 template<void (*cb)()> 329 template<void (*cb)()>
300 static void simplest_func_thunk (int revents, void* arg) 330 static void simplest_func_thunk (int revents, void *arg)
301 { 331 {
302 (*cb) (); 332 (*cb)
333 ();
303 } 334 }
304 335
305 void feed_fd_event (int fd, int revents) 336 void feed_fd_event (int fd, int revents) throw ()
306 { 337 {
307 ev_feed_fd_event (EV_AX_ fd, revents); 338 ev_feed_fd_event (EV_AX_ fd, revents);
308 } 339 }
309 340
310 void feed_signal_event (int signum) 341 void feed_signal_event (int signum) throw ()
311 { 342 {
312 ev_feed_signal_event (EV_AX_ signum); 343 ev_feed_signal_event (EV_AX_ signum);
313 } 344 }
314 345
315#if EV_MULTIPLICITY 346#if EV_MULTIPLICITY
… …
317#endif 348#endif
318 349
319 }; 350 };
320 351
321#if EV_MULTIPLICITY 352#if EV_MULTIPLICITY
322 struct dynamic_loop: loop_ref 353 struct dynamic_loop : loop_ref
323 { 354 {
324 355
325 dynamic_loop (unsigned int flags = AUTO) 356 dynamic_loop (unsigned int flags = AUTO) throw (bad_loop)
326 : loop_ref (ev_loop_new (flags)) 357 : loop_ref (ev_loop_new (flags))
327 {
328 } 358 {
359 if (!EV_AX)
360 throw bad_loop ();
361 }
329 362
330 ~dynamic_loop () 363 ~dynamic_loop () throw ()
331 { 364 {
332 ev_loop_destroy (EV_AX); 365 ev_loop_destroy (EV_AX);
333 EV_AX = 0; 366 EV_AX = 0;
334 } 367 }
335 368
… …
340 dynamic_loop & operator= (const dynamic_loop &); 373 dynamic_loop & operator= (const dynamic_loop &);
341 374
342 }; 375 };
343#endif 376#endif
344 377
345 struct default_loop: loop_ref 378 struct default_loop : loop_ref
346 { 379 {
347
348 default_loop (unsigned int flags = AUTO) 380 default_loop (unsigned int flags = AUTO) throw (bad_loop)
349#if EV_MULTIPLICITY 381#if EV_MULTIPLICITY
350 : loop_ref (ev_default_loop (flags)) 382 : loop_ref (ev_default_loop (flags))
351 { 383#endif
352 } 384 {
385 if (
386#if EV_MULTIPLICITY
387 !EV_AX
353#else 388#else
354 {
355 ev_default_loop (flags); 389 !ev_default_loop (flags)
356 }
357#endif 390#endif
358 391 )
359 ~default_loop () 392 throw bad_loop ();
360 {
361 ev_default_destroy ();
362#if EV_MULTIPLICITY
363 EV_AX = 0;
364#endif
365 } 393 }
366 394
367 private: 395 private:
368
369 default_loop (const default_loop &); 396 default_loop (const default_loop &);
370
371 default_loop & operator= (const default_loop &); 397 default_loop &operator = (const default_loop &);
372
373 }; 398 };
374 399
375 inline loop_ref get_default_loop () 400 inline loop_ref get_default_loop () throw ()
376 { 401 {
377#if EV_MULTIPLICITY 402#if EV_MULTIPLICITY
378 return ev_default_loop (0); 403 return ev_default_loop (0);
379#else 404#else
380 return loop_ref (); 405 return loop_ref ();
… …
398 struct base : ev_watcher 423 struct base : ev_watcher
399 { 424 {
400 #if EV_MULTIPLICITY 425 #if EV_MULTIPLICITY
401 EV_PX; 426 EV_PX;
402 427
428 // loop set
403 void set (EV_PX) 429 void set (EV_P) throw ()
404 { 430 {
405 this->EV_A = EV_A; 431 this->EV_A = EV_A;
406 } 432 }
407 #endif 433 #endif
408 434
409 base (EV_PX) 435 base (EV_PX) throw ()
410 #if EV_MULTIPLICITY 436 #if EV_MULTIPLICITY
411 : EV_A (EV_A) 437 : EV_A (EV_A)
412 #endif 438 #endif
413 { 439 {
414 ev_init (this, 0); 440 ev_init (this, 0);
415 } 441 }
416 442
417 void set_ (void *data, void (*cb)(EV_P_ ev_watcher *w, int revents)) 443 void set_ (const void *data, void (*cb)(EV_P_ ev_watcher *w, int revents)) throw ()
418 { 444 {
419 this->data = data; 445 this->data = (void *)data;
420 ev_set_cb (static_cast<ev_watcher *>(this), cb); 446 ev_set_cb (static_cast<ev_watcher *>(this), cb);
447 }
448
449 // function callback
450 template<void (*function)(watcher &w, int)>
451 void set (void *data = 0) throw ()
452 {
453 set_ (data, function_thunk<function>);
454 }
455
456 template<void (*function)(watcher &w, int)>
457 static void function_thunk (EV_P_ ev_watcher *w, int revents)
458 {
459 function
460 (*static_cast<watcher *>(w), revents);
421 } 461 }
422 462
423 // method callback 463 // method callback
424 template<class K, void (K::*method)(watcher &w, int)> 464 template<class K, void (K::*method)(watcher &w, int)>
425 void set (K *object) 465 void set (K *object) throw ()
426 { 466 {
427 set_ (object, method_thunk<K, method>); 467 set_ (object, method_thunk<K, method>);
468 }
469
470 // default method == operator ()
471 template<class K>
472 void set (K *object) throw ()
473 {
474 set_ (object, method_thunk<K, &K::operator ()>);
428 } 475 }
429 476
430 template<class K, void (K::*method)(watcher &w, int)> 477 template<class K, void (K::*method)(watcher &w, int)>
431 static void method_thunk (EV_P_ ev_watcher *w, int revents) 478 static void method_thunk (EV_P_ ev_watcher *w, int revents)
432 { 479 {
433 K *obj = static_cast<K *>(w->data); 480 (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); 481 (*static_cast<watcher *>(w), revents);
462 } 482 }
463 483
464 // simple callback 484 // no-argument callback
465 template<class K, void (K::*method)()> 485 template<class K, void (K::*method)()>
466 void set (K *object) 486 void set (K *object) throw ()
467 { 487 {
468 set_ (object, method_noargs_thunk<K, method>); 488 set_ (object, method_noargs_thunk<K, method>);
469 } 489 }
470 490
471 template<class K, void (K::*method)()> 491 template<class K, void (K::*method)()>
472 static void method_noargs_thunk (EV_P_ ev_watcher *w, int revents) 492 static void method_noargs_thunk (EV_P_ ev_watcher *w, int revents)
473 { 493 {
474 K *obj = static_cast<K *>(w->data); 494 (static_cast<K *>(w->data)->*method)
475 (obj->*method) (); 495 ();
476 } 496 }
477 497
478 void operator ()(int events = EV_UNDEF) 498 void operator ()(int events = EV_UNDEF)
479 { 499 {
500 return
480 return ev_cb (static_cast<ev_watcher *>(this)) 501 ev_cb (static_cast<ev_watcher *>(this))
481 (static_cast<ev_watcher *>(this), events); 502 (static_cast<ev_watcher *>(this), events);
482 } 503 }
483 504
484 bool is_active () const 505 bool is_active () const throw ()
485 { 506 {
486 return ev_is_active (static_cast<const ev_watcher *>(this)); 507 return ev_is_active (static_cast<const ev_watcher *>(this));
487 } 508 }
488 509
489 bool is_pending () const 510 bool is_pending () const throw ()
490 { 511 {
491 return ev_is_pending (static_cast<const ev_watcher *>(this)); 512 return ev_is_pending (static_cast<const ev_watcher *>(this));
492 } 513 }
493 514
494 void feed_event (int revents) 515 void feed_event (int revents) throw ()
495 { 516 {
496 ev_feed_event (EV_A_ static_cast<const ev_watcher *>(this), revents); 517 ev_feed_event (EV_A_ static_cast<const ev_watcher *>(this), revents);
497 } 518 }
498 }; 519 };
499 520
500 inline tstamp now () 521 inline tstamp now () throw ()
501 { 522 {
502 return ev_time (); 523 return ev_time ();
503 } 524 }
504 525
505 inline void delay (tstamp interval) 526 inline void delay (tstamp interval) throw ()
506 { 527 {
507 ev_sleep (interval); 528 ev_sleep (interval);
508 } 529 }
509 530
510 inline int version_major () 531 inline int version_major () throw ()
511 { 532 {
512 return ev_version_major (); 533 return ev_version_major ();
513 } 534 }
514 535
515 inline int version_minor () 536 inline int version_minor () throw ()
516 { 537 {
517 return ev_version_minor (); 538 return ev_version_minor ();
518 } 539 }
519 540
520 inline unsigned int supported_backends () 541 inline unsigned int supported_backends () throw ()
521 { 542 {
522 return ev_supported_backends (); 543 return ev_supported_backends ();
523 } 544 }
524 545
525 inline unsigned int recommended_backends () 546 inline unsigned int recommended_backends () throw ()
526 { 547 {
527 return ev_recommended_backends (); 548 return ev_recommended_backends ();
528 } 549 }
529 550
530 inline unsigned int embeddable_backends () 551 inline unsigned int embeddable_backends () throw ()
531 { 552 {
532 return ev_embeddable_backends (); 553 return ev_embeddable_backends ();
533 } 554 }
534 555
535 inline void set_allocator (void *(*cb)(void *ptr, long size)) 556 inline void set_allocator (void *(*cb)(void *ptr, long size)) throw ()
536 { 557 {
537 ev_set_allocator (cb); 558 ev_set_allocator (cb);
538 } 559 }
539 560
540 inline void set_syserr_cb (void (*cb)(const char *msg)) 561 inline void set_syserr_cb (void (*cb)(const char *msg)) throw ()
541 { 562 {
542 ev_set_syserr_cb (cb); 563 ev_set_syserr_cb (cb);
543 } 564 }
544 565
545 #if EV_MULTIPLICITY 566 #if EV_MULTIPLICITY
546 #define EV_CONSTRUCT(cppstem,cstem) \ 567 #define EV_CONSTRUCT(cppstem,cstem) \
547 (EV_PX = get_default_loop ()) \ 568 (EV_PX = get_default_loop ()) throw () \
548 : base<ev_ ## cstem, cppstem> (EV_A) \ 569 : base<ev_ ## cstem, cppstem> (EV_A) \
549 { \ 570 { \
550 } 571 }
551 #else 572 #else
552 #define EV_CONSTRUCT(cppstem,cstem) \ 573 #define EV_CONSTRUCT(cppstem,cstem) \
553 () \ 574 () throw () \
554 { \ 575 { \
555 } 576 }
556 #endif 577 #endif
557 578
558 /* using a template here would require quite a bit more lines, 579 /* using a template here would require quite a bit more lines,
559 * so a macro solution was chosen */ 580 * so a macro solution was chosen */
560 #define EV_BEGIN_WATCHER(cppstem,cstem) \ 581 #define EV_BEGIN_WATCHER(cppstem,cstem) \
561 \ 582 \
562 struct cppstem : base<ev_ ## cstem, cppstem> \ 583 struct cppstem : base<ev_ ## cstem, cppstem> \
563 { \ 584 { \
564 void start () \ 585 void start () throw () \
565 { \ 586 { \
566 ev_ ## cstem ## _start (EV_A_ static_cast<ev_ ## cstem *>(this)); \ 587 ev_ ## cstem ## _start (EV_A_ static_cast<ev_ ## cstem *>(this)); \
567 } \ 588 } \
568 \ 589 \
569 void stop () \ 590 void stop () throw () \
570 { \ 591 { \
571 ev_ ## cstem ## _stop (EV_A_ static_cast<ev_ ## cstem *>(this)); \ 592 ev_ ## cstem ## _stop (EV_A_ static_cast<ev_ ## cstem *>(this)); \
572 } \ 593 } \
573 \ 594 \
574 cppstem EV_CONSTRUCT(cppstem,cstem) \ 595 cppstem EV_CONSTRUCT(cppstem,cstem) \
575 \ 596 \
576 ~cppstem () \ 597 ~cppstem () throw () \
577 { \ 598 { \
578 stop (); \ 599 stop (); \
579 } \ 600 } \
580 \ 601 \
581 using base<ev_ ## cstem, cppstem>::set; \ 602 using base<ev_ ## cstem, cppstem>::set; \
582 \ 603 \
583 private: \ 604 private: \
584 \ 605 \
585 cppstem (const cppstem &o); \ 606 cppstem (const cppstem &o); \
586 \ 607 \
587 cppstem & operator =(const cppstem &o); \ 608 cppstem &operator =(const cppstem &o); \
588 \ 609 \
589 public: 610 public:
590 611
591 #define EV_END_WATCHER(cppstem,cstem) \ 612 #define EV_END_WATCHER(cppstem,cstem) \
592 }; 613 };
593 614
594 EV_BEGIN_WATCHER (io, io) 615 EV_BEGIN_WATCHER (io, io)
595 void set (int fd, int events) 616 void set (int fd, int events) throw ()
596 { 617 {
597 int active = is_active (); 618 int active = is_active ();
598 if (active) stop (); 619 if (active) stop ();
599 ev_io_set (static_cast<ev_io *>(this), fd, events); 620 ev_io_set (static_cast<ev_io *>(this), fd, events);
600 if (active) start (); 621 if (active) start ();
601 } 622 }
602 623
603 void set (int events) 624 void set (int events) throw ()
604 { 625 {
605 int active = is_active (); 626 int active = is_active ();
606 if (active) stop (); 627 if (active) stop ();
607 ev_io_set (static_cast<ev_io *>(this), fd, events); 628 ev_io_set (static_cast<ev_io *>(this), fd, events);
608 if (active) start (); 629 if (active) start ();
609 } 630 }
610 631
611 void start (int fd, int events) 632 void start (int fd, int events) throw ()
612 { 633 {
613 set (fd, events); 634 set (fd, events);
614 start (); 635 start ();
615 } 636 }
616 EV_END_WATCHER (io, io) 637 EV_END_WATCHER (io, io)
617 638
618 EV_BEGIN_WATCHER (timer, timer) 639 EV_BEGIN_WATCHER (timer, timer)
619 void set (ev_tstamp after, ev_tstamp repeat = 0.) 640 void set (ev_tstamp after, ev_tstamp repeat = 0.) throw ()
620 { 641 {
621 int active = is_active (); 642 int active = is_active ();
622 if (active) stop (); 643 if (active) stop ();
623 ev_timer_set (static_cast<ev_timer *>(this), after, repeat); 644 ev_timer_set (static_cast<ev_timer *>(this), after, repeat);
624 if (active) start (); 645 if (active) start ();
625 } 646 }
626 647
627 void start (ev_tstamp after, ev_tstamp repeat = 0.) 648 void start (ev_tstamp after, ev_tstamp repeat = 0.) throw ()
628 { 649 {
629 set (after, repeat); 650 set (after, repeat);
630 start (); 651 start ();
631 } 652 }
632 653
633 void again () 654 void again () throw ()
634 { 655 {
635 ev_timer_again (EV_A_ static_cast<ev_timer *>(this)); 656 ev_timer_again (EV_A_ static_cast<ev_timer *>(this));
657 }
658
659 ev_tstamp remaining ()
660 {
661 return ev_timer_remaining (EV_A_ static_cast<ev_timer *>(this));
636 } 662 }
637 EV_END_WATCHER (timer, timer) 663 EV_END_WATCHER (timer, timer)
638 664
639 #if EV_PERIODIC_ENABLE 665 #if EV_PERIODIC_ENABLE
640 EV_BEGIN_WATCHER (periodic, periodic) 666 EV_BEGIN_WATCHER (periodic, periodic)
641 void set (ev_tstamp at, ev_tstamp interval = 0.) 667 void set (ev_tstamp at, ev_tstamp interval = 0.) throw ()
642 { 668 {
643 int active = is_active (); 669 int active = is_active ();
644 if (active) stop (); 670 if (active) stop ();
645 ev_periodic_set (static_cast<ev_periodic *>(this), at, interval, 0); 671 ev_periodic_set (static_cast<ev_periodic *>(this), at, interval, 0);
646 if (active) start (); 672 if (active) start ();
647 } 673 }
648 674
649 void start (ev_tstamp at, ev_tstamp interval = 0.) 675 void start (ev_tstamp at, ev_tstamp interval = 0.) throw ()
650 { 676 {
651 set (at, interval); 677 set (at, interval);
652 start (); 678 start ();
653 } 679 }
654 680
655 void again () 681 void again () throw ()
656 { 682 {
657 ev_periodic_again (EV_A_ static_cast<ev_periodic *>(this)); 683 ev_periodic_again (EV_A_ static_cast<ev_periodic *>(this));
658 } 684 }
659 EV_END_WATCHER (periodic, periodic) 685 EV_END_WATCHER (periodic, periodic)
660 #endif 686 #endif
661 687
688 #if EV_SIGNAL_ENABLE
662 EV_BEGIN_WATCHER (sig, signal) 689 EV_BEGIN_WATCHER (sig, signal)
663 void set (int signum) 690 void set (int signum) throw ()
664 { 691 {
665 int active = is_active (); 692 int active = is_active ();
666 if (active) stop (); 693 if (active) stop ();
667 ev_signal_set (static_cast<ev_signal *>(this), signum); 694 ev_signal_set (static_cast<ev_signal *>(this), signum);
668 if (active) start (); 695 if (active) start ();
669 } 696 }
670 697
671 void start (int signum) 698 void start (int signum) throw ()
672 { 699 {
673 set (signum); 700 set (signum);
674 start (); 701 start ();
675 } 702 }
676 EV_END_WATCHER (sig, signal) 703 EV_END_WATCHER (sig, signal)
704 #endif
677 705
706 #if EV_CHILD_ENABLE
678 EV_BEGIN_WATCHER (child, child) 707 EV_BEGIN_WATCHER (child, child)
679 void set (int pid) 708 void set (int pid, int trace = 0) throw ()
680 { 709 {
681 int active = is_active (); 710 int active = is_active ();
682 if (active) stop (); 711 if (active) stop ();
683 ev_child_set (static_cast<ev_child *>(this), pid); 712 ev_child_set (static_cast<ev_child *>(this), pid, trace);
684 if (active) start (); 713 if (active) start ();
685 } 714 }
686 715
687 void start (int pid) 716 void start (int pid, int trace = 0) throw ()
688 { 717 {
689 set (pid); 718 set (pid, trace);
690 start (); 719 start ();
691 } 720 }
692 EV_END_WATCHER (child, child) 721 EV_END_WATCHER (child, child)
722 #endif
693 723
694 #if EV_STAT_ENABLE 724 #if EV_STAT_ENABLE
695 EV_BEGIN_WATCHER (stat, stat) 725 EV_BEGIN_WATCHER (stat, stat)
696 void set (const char *path, ev_tstamp interval = 0.) 726 void set (const char *path, ev_tstamp interval = 0.) throw ()
697 { 727 {
698 int active = is_active (); 728 int active = is_active ();
699 if (active) stop (); 729 if (active) stop ();
700 ev_stat_set (static_cast<ev_stat *>(this), path, interval); 730 ev_stat_set (static_cast<ev_stat *>(this), path, interval);
701 if (active) start (); 731 if (active) start ();
702 } 732 }
703 733
704 void start (const char *path, ev_tstamp interval = 0.) 734 void start (const char *path, ev_tstamp interval = 0.) throw ()
705 { 735 {
706 stop (); 736 stop ();
707 set (path, interval); 737 set (path, interval);
708 start (); 738 start ();
709 } 739 }
710 740
711 void update () 741 void update () throw ()
712 { 742 {
713 ev_stat_stat (EV_A_ static_cast<ev_stat *>(this)); 743 ev_stat_stat (EV_A_ static_cast<ev_stat *>(this));
714 } 744 }
715 EV_END_WATCHER (stat, stat) 745 EV_END_WATCHER (stat, stat)
716 #endif 746 #endif
717 747
748 #if EV_IDLE_ENABLE
718 EV_BEGIN_WATCHER (idle, idle) 749 EV_BEGIN_WATCHER (idle, idle)
719 void set () { } 750 void set () throw () { }
720 EV_END_WATCHER (idle, idle) 751 EV_END_WATCHER (idle, idle)
752 #endif
721 753
754 #if EV_PREPARE_ENABLE
722 EV_BEGIN_WATCHER (prepare, prepare) 755 EV_BEGIN_WATCHER (prepare, prepare)
723 void set () { } 756 void set () throw () { }
724 EV_END_WATCHER (prepare, prepare) 757 EV_END_WATCHER (prepare, prepare)
758 #endif
725 759
760 #if EV_CHECK_ENABLE
726 EV_BEGIN_WATCHER (check, check) 761 EV_BEGIN_WATCHER (check, check)
727 void set () { } 762 void set () throw () { }
728 EV_END_WATCHER (check, check) 763 EV_END_WATCHER (check, check)
764 #endif
729 765
730 #if EV_EMBED_ENABLE 766 #if EV_EMBED_ENABLE
731 EV_BEGIN_WATCHER (embed, embed) 767 EV_BEGIN_WATCHER (embed, embed)
732 void start (struct ev_loop *embedded_loop) 768 void set (struct ev_loop *embedded_loop) throw ()
733 { 769 {
734 stop (); 770 int active = is_active ();
771 if (active) stop ();
735 ev_embed_set (static_cast<ev_embed *>(this), embedded_loop); 772 ev_embed_set (static_cast<ev_embed *>(this), embedded_loop);
773 if (active) start ();
774 }
775
776 void start (struct ev_loop *embedded_loop) throw ()
777 {
778 set (embedded_loop);
736 start (); 779 start ();
737 } 780 }
738 781
739 void sweep () 782 void sweep ()
740 { 783 {
… …
743 EV_END_WATCHER (embed, embed) 786 EV_END_WATCHER (embed, embed)
744 #endif 787 #endif
745 788
746 #if EV_FORK_ENABLE 789 #if EV_FORK_ENABLE
747 EV_BEGIN_WATCHER (fork, fork) 790 EV_BEGIN_WATCHER (fork, fork)
748 void set () { } 791 void set () throw () { }
749 EV_END_WATCHER (fork, fork) 792 EV_END_WATCHER (fork, fork)
793 #endif
794
795 #if EV_ASYNC_ENABLE
796 EV_BEGIN_WATCHER (async, async)
797 void send () throw ()
798 {
799 ev_async_send (EV_A_ static_cast<ev_async *>(this));
800 }
801
802 bool async_pending () throw ()
803 {
804 return ev_async_pending (static_cast<ev_async *>(this));
805 }
806 EV_END_WATCHER (async, async)
750 #endif 807 #endif
751 808
752 #undef EV_PX 809 #undef EV_PX
753 #undef EV_PX_ 810 #undef EV_PX_
754 #undef EV_CONSTRUCT 811 #undef EV_CONSTRUCT
755 #undef EV_BEGIN_WATCHER 812 #undef EV_BEGIN_WATCHER
756 #undef EV_END_WATCHER 813 #undef EV_END_WATCHER
757
758} 814}
759 815
760#endif 816#endif
761 817

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