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Comparing libev/ev++.h (file contents):
Revision 1.54 by root, Fri Oct 22 05:57:55 2010 UTC vs.
Revision 1.69 by root, Sat Jun 3 08:53:03 2023 UTC

1/* 1/*
2 * libev simple C++ wrapper classes 2 * libev simple C++ wrapper classes
3 * 3 *
4 * Copyright (c) 2007,2008,2010 Marc Alexander Lehmann <libev@schmorp.de> 4 * Copyright (c) 2007,2008,2010,2018,2020 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 *
10 * 1. Redistributions of source code must retain the above copyright notice, 10 * 1. Redistributions of source code must retain the above copyright notice,
11 * this list of conditions and the following disclaimer. 11 * this list of conditions and the following disclaimer.
12 * 12 *
13 * 2. Redistributions in binary form must reproduce the above copyright 13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the 14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution. 15 * documentation and/or other materials provided with the distribution.
16 * 16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
18 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MER- 18 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MER-
19 * CHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 19 * CHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
20 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPE- 20 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPE-
21 * CIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21 * CIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
… …
56 56
57namespace ev { 57namespace ev {
58 58
59 typedef ev_tstamp tstamp; 59 typedef ev_tstamp tstamp;
60 60
61 enum 61 enum {
62 {
63 UNDEF = EV_UNDEF, 62 UNDEF = EV_UNDEF,
64 NONE = EV_NONE, 63 NONE = EV_NONE,
65 READ = EV_READ, 64 READ = EV_READ,
66 WRITE = EV_WRITE, 65 WRITE = EV_WRITE,
67#if EV_COMPAT3 66#if EV_COMPAT3
… …
112 ALL = EVBREAK_ALL 111 ALL = EVBREAK_ALL
113 }; 112 };
114 113
115 struct bad_loop 114 struct bad_loop
116#if EV_USE_STDEXCEPT 115#if EV_USE_STDEXCEPT
117 : std::runtime_error 116 : std::exception
118#endif 117#endif
119 { 118 {
120#if EV_USE_STDEXCEPT 119#if EV_USE_STDEXCEPT
121 bad_loop () 120 const char *what () const EV_NOEXCEPT
121 {
122 : std::runtime_error ("libev event loop cannot be initialized, bad value of LIBEV_FLAGS?") 122 return "libev event loop cannot be initialized, bad value of LIBEV_FLAGS?";
123 {
124 } 123 }
125#endif 124#endif
126 }; 125 };
127 126
128#ifdef EV_AX 127#ifdef EV_AX
… …
141# define EV_AX_ 140# define EV_AX_
142#endif 141#endif
143 142
144 struct loop_ref 143 struct loop_ref
145 { 144 {
146 loop_ref (EV_P) throw () 145 loop_ref (EV_P) EV_NOEXCEPT
147#if EV_MULTIPLICITY 146#if EV_MULTIPLICITY
148 : EV_AX (EV_A) 147 : EV_AX (EV_A)
149#endif 148#endif
150 { 149 {
151 } 150 }
152 151
153 bool operator == (const loop_ref &other) const throw () 152 bool operator == (const loop_ref &other) const EV_NOEXCEPT
154 { 153 {
155#if EV_MULTIPLICITY 154#if EV_MULTIPLICITY
156 return EV_AX == other.EV_AX; 155 return EV_AX == other.EV_AX;
157#else 156#else
158 return true; 157 return true;
159#endif 158#endif
160 } 159 }
161 160
162 bool operator != (const loop_ref &other) const throw () 161 bool operator != (const loop_ref &other) const EV_NOEXCEPT
163 { 162 {
164#if EV_MULTIPLICITY 163#if EV_MULTIPLICITY
165 return ! (*this == other); 164 return ! (*this == other);
166#else 165#else
167 return false; 166 return false;
168#endif 167#endif
169 } 168 }
170 169
171#if EV_MULTIPLICITY 170#if EV_MULTIPLICITY
172 bool operator == (const EV_P) const throw () 171 bool operator == (const EV_P) const EV_NOEXCEPT
173 { 172 {
174 return this->EV_AX == EV_A; 173 return this->EV_AX == EV_A;
175 } 174 }
176 175
177 bool operator != (const EV_P) const throw () 176 bool operator != (const EV_P) const EV_NOEXCEPT
178 { 177 {
179 return (*this == EV_A); 178 return ! (*this == EV_A);
180 } 179 }
181 180
182 operator struct ev_loop * () const throw () 181 operator struct ev_loop * () const EV_NOEXCEPT
183 { 182 {
184 return EV_AX; 183 return EV_AX;
185 } 184 }
186 185
187 operator const struct ev_loop * () const throw () 186 operator const struct ev_loop * () const EV_NOEXCEPT
188 { 187 {
189 return EV_AX; 188 return EV_AX;
190 } 189 }
191 190
192 bool is_default () const throw () 191 bool is_default () const EV_NOEXCEPT
193 { 192 {
194 return EV_AX == ev_default_loop (0); 193 return EV_AX == ev_default_loop (0);
195 } 194 }
196#endif 195#endif
197 196
… …
199 void loop (int flags = 0) 198 void loop (int flags = 0)
200 { 199 {
201 ev_run (EV_AX_ flags); 200 ev_run (EV_AX_ flags);
202 } 201 }
203 202
204 void unloop (how_t how = ONE) throw () 203 void unloop (how_t how = ONE) EV_NOEXCEPT
205 { 204 {
206 ev_break (EV_AX_ how); 205 ev_break (EV_AX_ how);
207 } 206 }
208#endif 207#endif
209 208
210 void run (int flags = 0) 209 void run (int flags = 0)
211 { 210 {
212 ev_run (EV_AX_ flags); 211 ev_run (EV_AX_ flags);
213 } 212 }
214 213
215 void break_loop (how_t how = ONE) throw () 214 void break_loop (how_t how = ONE) EV_NOEXCEPT
216 { 215 {
217 ev_break (EV_AX_ how); 216 ev_break (EV_AX_ how);
218 } 217 }
219 218
220 void post_fork () throw () 219 void post_fork () EV_NOEXCEPT
221 { 220 {
222#if EV_MULTIPLICITY
223 ev_loop_fork (EV_AX); 221 ev_loop_fork (EV_AX);
224#else
225 ev_default_fork ();
226#endif
227 } 222 }
228 223
229 unsigned int backend () const throw () 224 unsigned int backend () const EV_NOEXCEPT
230 { 225 {
231 return ev_backend (EV_AX); 226 return ev_backend (EV_AX);
232 } 227 }
233 228
234 tstamp now () const throw () 229 tstamp now () const EV_NOEXCEPT
235 { 230 {
236 return ev_now (EV_AX); 231 return ev_now (EV_AX);
237 } 232 }
238 233
239 void ref () throw () 234 void ref () EV_NOEXCEPT
240 { 235 {
241 ev_ref (EV_AX); 236 ev_ref (EV_AX);
242 } 237 }
243 238
244 void unref () throw () 239 void unref () EV_NOEXCEPT
245 { 240 {
246 ev_unref (EV_AX); 241 ev_unref (EV_AX);
247 } 242 }
248 243
249#if EV_FEATURE_API 244#if EV_FEATURE_API
250 unsigned int iteration () const throw () 245 unsigned int iteration () const EV_NOEXCEPT
251 { 246 {
252 return ev_iteration (EV_AX); 247 return ev_iteration (EV_AX);
253 } 248 }
254 249
255 unsigned int depth () const throw () 250 unsigned int depth () const EV_NOEXCEPT
256 { 251 {
257 return ev_depth (EV_AX); 252 return ev_depth (EV_AX);
258 } 253 }
259 254
260 void set_io_collect_interval (tstamp interval) throw () 255 void set_io_collect_interval (tstamp interval) EV_NOEXCEPT
261 { 256 {
262 ev_set_io_collect_interval (EV_AX_ interval); 257 ev_set_io_collect_interval (EV_AX_ interval);
263 } 258 }
264 259
265 void set_timeout_collect_interval (tstamp interval) throw () 260 void set_timeout_collect_interval (tstamp interval) EV_NOEXCEPT
266 { 261 {
267 ev_set_timeout_collect_interval (EV_AX_ interval); 262 ev_set_timeout_collect_interval (EV_AX_ interval);
268 } 263 }
269#endif 264#endif
270 265
271 // function callback 266 // function callback
272 void once (int fd, int events, tstamp timeout, void (*cb)(int, void *), void *arg = 0) throw () 267 void once (int fd, int events, tstamp timeout, void (*cb)(int, void *), void *arg = 0) EV_NOEXCEPT
273 { 268 {
274 ev_once (EV_AX_ fd, events, timeout, cb, arg); 269 ev_once (EV_AX_ fd, events, timeout, cb, arg);
275 } 270 }
276 271
277 // method callback 272 // method callback
278 template<class K, void (K::*method)(int)> 273 template<class K, void (K::*method)(int)>
279 void once (int fd, int events, tstamp timeout, K *object) throw () 274 void once (int fd, int events, tstamp timeout, K *object) EV_NOEXCEPT
280 { 275 {
281 once (fd, events, timeout, method_thunk<K, method>, object); 276 once (fd, events, timeout, method_thunk<K, method>, object);
282 } 277 }
283 278
284 // default method == operator () 279 // default method == operator ()
285 template<class K> 280 template<class K>
286 void once (int fd, int events, tstamp timeout, K *object) throw () 281 void once (int fd, int events, tstamp timeout, K *object) EV_NOEXCEPT
287 { 282 {
288 once (fd, events, timeout, method_thunk<K, &K::operator ()>, object); 283 once (fd, events, timeout, method_thunk<K, &K::operator ()>, object);
289 } 284 }
290 285
291 template<class K, void (K::*method)(int)> 286 template<class K, void (K::*method)(int)>
292 static void method_thunk (int revents, void *arg) 287 static void method_thunk (int revents, void *arg)
293 { 288 {
294 static_cast<K *>(arg)->*method 289 (static_cast<K *>(arg)->*method)
295 (revents); 290 (revents);
296 } 291 }
297 292
298 // no-argument method callback 293 // no-argument method callback
299 template<class K, void (K::*method)()> 294 template<class K, void (K::*method)()>
300 void once (int fd, int events, tstamp timeout, K *object) throw () 295 void once (int fd, int events, tstamp timeout, K *object) EV_NOEXCEPT
301 { 296 {
302 once (fd, events, timeout, method_noargs_thunk<K, method>, object); 297 once (fd, events, timeout, method_noargs_thunk<K, method>, object);
303 } 298 }
304 299
305 template<class K, void (K::*method)()> 300 template<class K, void (K::*method)()>
306 static void method_noargs_thunk (int revents, void *arg) 301 static void method_noargs_thunk (int revents, void *arg)
307 { 302 {
308 static_cast<K *>(arg)->*method 303 (static_cast<K *>(arg)->*method)
309 (); 304 ();
310 } 305 }
311 306
312 // simpler function callback 307 // simpler function callback
313 template<void (*cb)(int)> 308 template<void (*cb)(int)>
314 void once (int fd, int events, tstamp timeout) throw () 309 void once (int fd, int events, tstamp timeout) EV_NOEXCEPT
315 { 310 {
316 once (fd, events, timeout, simpler_func_thunk<cb>); 311 once (fd, events, timeout, simpler_func_thunk<cb>);
317 } 312 }
318 313
319 template<void (*cb)(int)> 314 template<void (*cb)(int)>
… …
323 (revents); 318 (revents);
324 } 319 }
325 320
326 // simplest function callback 321 // simplest function callback
327 template<void (*cb)()> 322 template<void (*cb)()>
328 void once (int fd, int events, tstamp timeout) throw () 323 void once (int fd, int events, tstamp timeout) EV_NOEXCEPT
329 { 324 {
330 once (fd, events, timeout, simplest_func_thunk<cb>); 325 once (fd, events, timeout, simplest_func_thunk<cb>);
331 } 326 }
332 327
333 template<void (*cb)()> 328 template<void (*cb)()>
… …
335 { 330 {
336 (*cb) 331 (*cb)
337 (); 332 ();
338 } 333 }
339 334
340 void feed_fd_event (int fd, int revents) throw () 335 void feed_fd_event (int fd, int revents) EV_NOEXCEPT
341 { 336 {
342 ev_feed_fd_event (EV_AX_ fd, revents); 337 ev_feed_fd_event (EV_AX_ fd, revents);
343 } 338 }
344 339
345 void feed_signal_event (int signum) throw () 340 void feed_signal_event (int signum) EV_NOEXCEPT
346 { 341 {
347 ev_feed_signal_event (EV_AX_ signum); 342 ev_feed_signal_event (EV_AX_ signum);
348 } 343 }
349 344
350#if EV_MULTIPLICITY 345#if EV_MULTIPLICITY
… …
355 350
356#if EV_MULTIPLICITY 351#if EV_MULTIPLICITY
357 struct dynamic_loop : loop_ref 352 struct dynamic_loop : loop_ref
358 { 353 {
359 354
360 dynamic_loop (unsigned int flags = AUTO) throw (bad_loop) 355 dynamic_loop (unsigned int flags = AUTO)
361 : loop_ref (ev_loop_new (flags)) 356 : loop_ref (ev_loop_new (flags))
362 { 357 {
363 if (!EV_AX) 358 if (!EV_AX)
364 throw bad_loop (); 359 throw bad_loop ();
365 } 360 }
366 361
367 ~dynamic_loop () throw () 362 ~dynamic_loop () EV_NOEXCEPT
368 { 363 {
369 ev_loop_destroy (EV_AX); 364 ev_loop_destroy (EV_AX);
370 EV_AX = 0; 365 EV_AX = 0;
371 } 366 }
372 367
… …
379 }; 374 };
380#endif 375#endif
381 376
382 struct default_loop : loop_ref 377 struct default_loop : loop_ref
383 { 378 {
384 default_loop (unsigned int flags = AUTO) throw (bad_loop) 379 default_loop (unsigned int flags = AUTO)
385#if EV_MULTIPLICITY 380#if EV_MULTIPLICITY
386 : loop_ref (ev_default_loop (flags)) 381 : loop_ref (ev_default_loop (flags))
387#endif 382#endif
388 { 383 {
389 if ( 384 if (
… …
394#endif 389#endif
395 ) 390 )
396 throw bad_loop (); 391 throw bad_loop ();
397 } 392 }
398 393
399 ~default_loop () throw ()
400 {
401 ev_default_destroy ();
402 }
403
404 private: 394 private:
405 default_loop (const default_loop &); 395 default_loop (const default_loop &);
406 default_loop &operator = (const default_loop &); 396 default_loop &operator = (const default_loop &);
407 }; 397 };
408 398
409 inline loop_ref get_default_loop () throw () 399 inline loop_ref get_default_loop () EV_NOEXCEPT
410 { 400 {
411#if EV_MULTIPLICITY 401#if EV_MULTIPLICITY
412 return ev_default_loop (0); 402 return ev_default_loop (0);
413#else 403#else
414 return loop_ref (); 404 return loop_ref ();
… …
429#endif 419#endif
430 420
431 template<class ev_watcher, class watcher> 421 template<class ev_watcher, class watcher>
432 struct base : ev_watcher 422 struct base : ev_watcher
433 { 423 {
424 // scoped pause/unpause of a watcher
425 struct freeze_guard
426 {
427 watcher &w;
428 bool active;
429
430 freeze_guard (watcher *self) EV_NOEXCEPT
431 : w (*self), active (w.is_active ())
432 {
433 if (active) w.stop ();
434 }
435
436 ~freeze_guard ()
437 {
438 if (active) w.start ();
439 }
440 };
441
434 #if EV_MULTIPLICITY 442 #if EV_MULTIPLICITY
435 EV_PX; 443 EV_PX;
436 444
437 // loop set 445 // loop set
438 void set (EV_P) throw () 446 void set (EV_P) EV_NOEXCEPT
439 { 447 {
440 this->EV_A = EV_A; 448 this->EV_A = EV_A;
441 } 449 }
442 #endif 450 #endif
443 451
444 base (EV_PX) throw () 452 base (EV_PX) EV_NOEXCEPT
445 #if EV_MULTIPLICITY 453 #if EV_MULTIPLICITY
446 : EV_A (EV_A) 454 : EV_A (EV_A)
447 #endif 455 #endif
448 { 456 {
449 ev_init (this, 0); 457 ev_init (this, 0);
450 } 458 }
451 459
452 void set_ (const void *data, void (*cb)(EV_P_ ev_watcher *w, int revents)) throw () 460 void set_ (const void *data, void (*cb)(EV_P_ ev_watcher *w, int revents)) EV_NOEXCEPT
453 { 461 {
454 this->data = (void *)data; 462 this->data = (void *)data;
455 ev_set_cb (static_cast<ev_watcher *>(this), cb); 463 ev_set_cb (static_cast<ev_watcher *>(this), cb);
456 } 464 }
457 465
458 // function callback 466 // function callback
459 template<void (*function)(watcher &w, int)> 467 template<void (*function)(watcher &w, int)>
460 void set (void *data = 0) throw () 468 void set (void *data = 0) EV_NOEXCEPT
461 { 469 {
462 set_ (data, function_thunk<function>); 470 set_ (data, function_thunk<function>);
463 } 471 }
464 472
465 template<void (*function)(watcher &w, int)> 473 template<void (*function)(watcher &w, int)>
… …
469 (*static_cast<watcher *>(w), revents); 477 (*static_cast<watcher *>(w), revents);
470 } 478 }
471 479
472 // method callback 480 // method callback
473 template<class K, void (K::*method)(watcher &w, int)> 481 template<class K, void (K::*method)(watcher &w, int)>
474 void set (K *object) throw () 482 void set (K *object) EV_NOEXCEPT
475 { 483 {
476 set_ (object, method_thunk<K, method>); 484 set_ (object, method_thunk<K, method>);
477 } 485 }
478 486
479 // default method == operator () 487 // default method == operator ()
480 template<class K> 488 template<class K>
481 void set (K *object) throw () 489 void set (K *object) EV_NOEXCEPT
482 { 490 {
483 set_ (object, method_thunk<K, &K::operator ()>); 491 set_ (object, method_thunk<K, &K::operator ()>);
484 } 492 }
485 493
486 template<class K, void (K::*method)(watcher &w, int)> 494 template<class K, void (K::*method)(watcher &w, int)>
… …
490 (*static_cast<watcher *>(w), revents); 498 (*static_cast<watcher *>(w), revents);
491 } 499 }
492 500
493 // no-argument callback 501 // no-argument callback
494 template<class K, void (K::*method)()> 502 template<class K, void (K::*method)()>
495 void set (K *object) throw () 503 void set (K *object) EV_NOEXCEPT
496 { 504 {
497 set_ (object, method_noargs_thunk<K, method>); 505 set_ (object, method_noargs_thunk<K, method>);
498 } 506 }
499 507
500 template<class K, void (K::*method)()> 508 template<class K, void (K::*method)()>
… …
509 return 517 return
510 ev_cb (static_cast<ev_watcher *>(this)) 518 ev_cb (static_cast<ev_watcher *>(this))
511 (static_cast<ev_watcher *>(this), events); 519 (static_cast<ev_watcher *>(this), events);
512 } 520 }
513 521
514 bool is_active () const throw () 522 bool is_active () const EV_NOEXCEPT
515 { 523 {
516 return ev_is_active (static_cast<const ev_watcher *>(this)); 524 return ev_is_active (static_cast<const ev_watcher *>(this));
517 } 525 }
518 526
519 bool is_pending () const throw () 527 bool is_pending () const EV_NOEXCEPT
520 { 528 {
521 return ev_is_pending (static_cast<const ev_watcher *>(this)); 529 return ev_is_pending (static_cast<const ev_watcher *>(this));
522 } 530 }
523 531
524 void feed_event (int revents) throw () 532 void feed_event (int revents) EV_NOEXCEPT
525 { 533 {
526 ev_feed_event (EV_A_ static_cast<const ev_watcher *>(this), revents); 534 ev_feed_event (EV_A_ static_cast<ev_watcher *>(this), revents);
527 } 535 }
528 };
529
530 inline tstamp now () throw ()
531 {
532 return ev_time ();
533 } 536 };
534 537
538 inline tstamp now (EV_P) EV_NOEXCEPT
539 {
540 return ev_now (EV_A);
541 }
542
535 inline void delay (tstamp interval) throw () 543 inline void delay (tstamp interval) EV_NOEXCEPT
536 { 544 {
537 ev_sleep (interval); 545 ev_sleep (interval);
538 } 546 }
539 547
540 inline int version_major () throw () 548 inline int version_major () EV_NOEXCEPT
541 { 549 {
542 return ev_version_major (); 550 return ev_version_major ();
543 } 551 }
544 552
545 inline int version_minor () throw () 553 inline int version_minor () EV_NOEXCEPT
546 { 554 {
547 return ev_version_minor (); 555 return ev_version_minor ();
548 } 556 }
549 557
550 inline unsigned int supported_backends () throw () 558 inline unsigned int supported_backends () EV_NOEXCEPT
551 { 559 {
552 return ev_supported_backends (); 560 return ev_supported_backends ();
553 } 561 }
554 562
555 inline unsigned int recommended_backends () throw () 563 inline unsigned int recommended_backends () EV_NOEXCEPT
556 { 564 {
557 return ev_recommended_backends (); 565 return ev_recommended_backends ();
558 } 566 }
559 567
560 inline unsigned int embeddable_backends () throw () 568 inline unsigned int embeddable_backends () EV_NOEXCEPT
561 { 569 {
562 return ev_embeddable_backends (); 570 return ev_embeddable_backends ();
563 } 571 }
564 572
565 inline void set_allocator (void *(*cb)(void *ptr, long size)) throw () 573 inline void set_allocator (void *(*cb)(void *ptr, long size) EV_NOEXCEPT) EV_NOEXCEPT
566 { 574 {
567 ev_set_allocator (cb); 575 ev_set_allocator (cb);
568 } 576 }
569 577
570 inline void set_syserr_cb (void (*cb)(const char *msg)) throw () 578 inline void set_syserr_cb (void (*cb)(const char *msg) EV_NOEXCEPT) EV_NOEXCEPT
571 { 579 {
572 ev_set_syserr_cb (cb); 580 ev_set_syserr_cb (cb);
573 } 581 }
574 582
575 #if EV_MULTIPLICITY 583 #if EV_MULTIPLICITY
576 #define EV_CONSTRUCT(cppstem,cstem) \ 584 #define EV_CONSTRUCT(cppstem,cstem) \
577 (EV_PX = get_default_loop ()) throw () \ 585 (EV_PX = get_default_loop ()) EV_NOEXCEPT \
578 : base<ev_ ## cstem, cppstem> (EV_A) \ 586 : base<ev_ ## cstem, cppstem> (EV_A) \
579 { \ 587 { \
580 } 588 }
581 #else 589 #else
582 #define EV_CONSTRUCT(cppstem,cstem) \ 590 #define EV_CONSTRUCT(cppstem,cstem) \
583 () throw () \ 591 () EV_NOEXCEPT \
584 { \ 592 { \
585 } 593 }
586 #endif 594 #endif
587 595
588 /* using a template here would require quite a bit more lines, 596 /* using a template here would require quite a few more lines,
589 * so a macro solution was chosen */ 597 * so a macro solution was chosen */
590 #define EV_BEGIN_WATCHER(cppstem,cstem) \ 598 #define EV_BEGIN_WATCHER(cppstem,cstem) \
591 \ 599 \
592 struct cppstem : base<ev_ ## cstem, cppstem> \ 600 struct cppstem : base<ev_ ## cstem, cppstem> \
593 { \ 601 { \
594 void start () throw () \ 602 void start () EV_NOEXCEPT \
595 { \ 603 { \
596 ev_ ## cstem ## _start (EV_A_ static_cast<ev_ ## cstem *>(this)); \ 604 ev_ ## cstem ## _start (EV_A_ static_cast<ev_ ## cstem *>(this)); \
597 } \ 605 } \
598 \ 606 \
599 void stop () throw () \ 607 void stop () EV_NOEXCEPT \
600 { \ 608 { \
601 ev_ ## cstem ## _stop (EV_A_ static_cast<ev_ ## cstem *>(this)); \ 609 ev_ ## cstem ## _stop (EV_A_ static_cast<ev_ ## cstem *>(this)); \
602 } \ 610 } \
603 \ 611 \
604 cppstem EV_CONSTRUCT(cppstem,cstem) \ 612 cppstem EV_CONSTRUCT(cppstem,cstem) \
605 \ 613 \
606 ~cppstem () throw () \ 614 ~cppstem () EV_NOEXCEPT \
607 { \ 615 { \
608 stop (); \ 616 stop (); \
609 } \ 617 } \
610 \ 618 \
611 using base<ev_ ## cstem, cppstem>::set; \ 619 using base<ev_ ## cstem, cppstem>::set; \
… …
618 \ 626 \
619 public: 627 public:
620 628
621 #define EV_END_WATCHER(cppstem,cstem) \ 629 #define EV_END_WATCHER(cppstem,cstem) \
622 }; 630 };
631 //TODO: https://paste.debian.net/1268417/
623 632
624 EV_BEGIN_WATCHER (io, io) 633 EV_BEGIN_WATCHER (io, io)
625 void set (int fd, int events) throw () 634 void set (int fd, int events) EV_NOEXCEPT
626 { 635 {
627 int active = is_active (); 636 freeze_guard freeze (this);
628 if (active) stop ();
629 ev_io_set (static_cast<ev_io *>(this), fd, events); 637 ev_io_set (static_cast<ev_io *>(this), fd, events);
630 if (active) start ();
631 }
632
633 void set (int events) throw ()
634 { 638 }
635 int active = is_active (); 639
636 if (active) stop (); 640 void set (int events) EV_NOEXCEPT
641 {
642 freeze_guard freeze (this);
637 ev_io_set (static_cast<ev_io *>(this), fd, events); 643 ev_io_modify (static_cast<ev_io *>(this), events);
638 if (active) start ();
639 } 644 }
640 645
641 void start (int fd, int events) throw () 646 void start (int fd, int events) EV_NOEXCEPT
642 { 647 {
643 set (fd, events); 648 set (fd, events);
644 start (); 649 start ();
645 } 650 }
646 EV_END_WATCHER (io, io) 651 EV_END_WATCHER (io, io)
647 652
648 EV_BEGIN_WATCHER (timer, timer) 653 EV_BEGIN_WATCHER (timer, timer)
649 void set (ev_tstamp after, ev_tstamp repeat = 0.) throw () 654 void set (ev_tstamp after, ev_tstamp repeat = 0.) EV_NOEXCEPT
650 { 655 {
651 int active = is_active (); 656 freeze_guard freeze (this);
652 if (active) stop ();
653 ev_timer_set (static_cast<ev_timer *>(this), after, repeat); 657 ev_timer_set (static_cast<ev_timer *>(this), after, repeat);
654 if (active) start ();
655 } 658 }
656 659
657 void start (ev_tstamp after, ev_tstamp repeat = 0.) throw () 660 void start (ev_tstamp after, ev_tstamp repeat = 0.) EV_NOEXCEPT
658 { 661 {
659 set (after, repeat); 662 set (after, repeat);
660 start (); 663 start ();
661 } 664 }
662 665
663 void again () throw () 666 void again () EV_NOEXCEPT
664 { 667 {
665 ev_timer_again (EV_A_ static_cast<ev_timer *>(this)); 668 ev_timer_again (EV_A_ static_cast<ev_timer *>(this));
666 } 669 }
667 670
668 ev_tstamp remaining () 671 ev_tstamp remaining ()
… …
671 } 674 }
672 EV_END_WATCHER (timer, timer) 675 EV_END_WATCHER (timer, timer)
673 676
674 #if EV_PERIODIC_ENABLE 677 #if EV_PERIODIC_ENABLE
675 EV_BEGIN_WATCHER (periodic, periodic) 678 EV_BEGIN_WATCHER (periodic, periodic)
676 void set (ev_tstamp at, ev_tstamp interval = 0.) throw () 679 void set (ev_tstamp at, ev_tstamp interval = 0.) EV_NOEXCEPT
677 { 680 {
678 int active = is_active (); 681 freeze_guard freeze (this);
679 if (active) stop ();
680 ev_periodic_set (static_cast<ev_periodic *>(this), at, interval, 0); 682 ev_periodic_set (static_cast<ev_periodic *>(this), at, interval, 0);
681 if (active) start ();
682 } 683 }
683 684
684 void start (ev_tstamp at, ev_tstamp interval = 0.) throw () 685 void start (ev_tstamp at, ev_tstamp interval = 0.) EV_NOEXCEPT
685 { 686 {
686 set (at, interval); 687 set (at, interval);
687 start (); 688 start ();
688 } 689 }
689 690
690 void again () throw () 691 void again () EV_NOEXCEPT
691 { 692 {
692 ev_periodic_again (EV_A_ static_cast<ev_periodic *>(this)); 693 ev_periodic_again (EV_A_ static_cast<ev_periodic *>(this));
693 } 694 }
694 EV_END_WATCHER (periodic, periodic) 695 EV_END_WATCHER (periodic, periodic)
695 #endif 696 #endif
696 697
697 #if EV_SIGNAL_ENABLE 698 #if EV_SIGNAL_ENABLE
698 EV_BEGIN_WATCHER (sig, signal) 699 EV_BEGIN_WATCHER (sig, signal)
699 void set (int signum) throw () 700 void set (int signum) EV_NOEXCEPT
700 { 701 {
701 int active = is_active (); 702 freeze_guard freeze (this);
702 if (active) stop ();
703 ev_signal_set (static_cast<ev_signal *>(this), signum); 703 ev_signal_set (static_cast<ev_signal *>(this), signum);
704 if (active) start ();
705 } 704 }
706 705
707 void start (int signum) throw () 706 void start (int signum) EV_NOEXCEPT
708 { 707 {
709 set (signum); 708 set (signum);
710 start (); 709 start ();
711 } 710 }
712 EV_END_WATCHER (sig, signal) 711 EV_END_WATCHER (sig, signal)
713 #endif 712 #endif
714 713
715 #if EV_CHILD_ENABLE 714 #if EV_CHILD_ENABLE
716 EV_BEGIN_WATCHER (child, child) 715 EV_BEGIN_WATCHER (child, child)
717 void set (int pid, int trace = 0) throw () 716 void set (int pid, int trace = 0) EV_NOEXCEPT
718 { 717 {
719 int active = is_active (); 718 freeze_guard freeze (this);
720 if (active) stop ();
721 ev_child_set (static_cast<ev_child *>(this), pid, trace); 719 ev_child_set (static_cast<ev_child *>(this), pid, trace);
722 if (active) start ();
723 } 720 }
724 721
725 void start (int pid, int trace = 0) throw () 722 void start (int pid, int trace = 0) EV_NOEXCEPT
726 { 723 {
727 set (pid, trace); 724 set (pid, trace);
728 start (); 725 start ();
729 } 726 }
730 EV_END_WATCHER (child, child) 727 EV_END_WATCHER (child, child)
731 #endif 728 #endif
732 729
733 #if EV_STAT_ENABLE 730 #if EV_STAT_ENABLE
734 EV_BEGIN_WATCHER (stat, stat) 731 EV_BEGIN_WATCHER (stat, stat)
735 void set (const char *path, ev_tstamp interval = 0.) throw () 732 void set (const char *path, ev_tstamp interval = 0.) EV_NOEXCEPT
736 { 733 {
737 int active = is_active (); 734 freeze_guard freeze (this);
738 if (active) stop ();
739 ev_stat_set (static_cast<ev_stat *>(this), path, interval); 735 ev_stat_set (static_cast<ev_stat *>(this), path, interval);
740 if (active) start ();
741 } 736 }
742 737
743 void start (const char *path, ev_tstamp interval = 0.) throw () 738 void start (const char *path, ev_tstamp interval = 0.) EV_NOEXCEPT
744 { 739 {
745 stop (); 740 stop ();
746 set (path, interval); 741 set (path, interval);
747 start (); 742 start ();
748 } 743 }
749 744
750 void update () throw () 745 void update () EV_NOEXCEPT
751 { 746 {
752 ev_stat_stat (EV_A_ static_cast<ev_stat *>(this)); 747 ev_stat_stat (EV_A_ static_cast<ev_stat *>(this));
753 } 748 }
754 EV_END_WATCHER (stat, stat) 749 EV_END_WATCHER (stat, stat)
755 #endif 750 #endif
756 751
757 #if EV_IDLE_ENABLE 752 #if EV_IDLE_ENABLE
758 EV_BEGIN_WATCHER (idle, idle) 753 EV_BEGIN_WATCHER (idle, idle)
759 void set () throw () { } 754 void set () EV_NOEXCEPT { }
760 EV_END_WATCHER (idle, idle) 755 EV_END_WATCHER (idle, idle)
761 #endif 756 #endif
762 757
763 #if EV_PREPARE_ENABLE 758 #if EV_PREPARE_ENABLE
764 EV_BEGIN_WATCHER (prepare, prepare) 759 EV_BEGIN_WATCHER (prepare, prepare)
765 void set () throw () { } 760 void set () EV_NOEXCEPT { }
766 EV_END_WATCHER (prepare, prepare) 761 EV_END_WATCHER (prepare, prepare)
767 #endif 762 #endif
768 763
769 #if EV_CHECK_ENABLE 764 #if EV_CHECK_ENABLE
770 EV_BEGIN_WATCHER (check, check) 765 EV_BEGIN_WATCHER (check, check)
771 void set () throw () { } 766 void set () EV_NOEXCEPT { }
772 EV_END_WATCHER (check, check) 767 EV_END_WATCHER (check, check)
773 #endif 768 #endif
774 769
775 #if EV_EMBED_ENABLE 770 #if EV_EMBED_ENABLE
776 EV_BEGIN_WATCHER (embed, embed) 771 EV_BEGIN_WATCHER (embed, embed)
777 void set (struct ev_loop *embedded_loop) throw () 772 void set_embed (struct ev_loop *embedded_loop) EV_NOEXCEPT
778 { 773 {
779 int active = is_active (); 774 freeze_guard freeze (this);
780 if (active) stop ();
781 ev_embed_set (static_cast<ev_embed *>(this), embedded_loop); 775 ev_embed_set (static_cast<ev_embed *>(this), embedded_loop);
782 if (active) start ();
783 } 776 }
784 777
785 void start (struct ev_loop *embedded_loop) throw () 778 void start (struct ev_loop *embedded_loop) EV_NOEXCEPT
786 { 779 {
787 set (embedded_loop); 780 set (embedded_loop);
788 start (); 781 start ();
789 } 782 }
790 783
… …
795 EV_END_WATCHER (embed, embed) 788 EV_END_WATCHER (embed, embed)
796 #endif 789 #endif
797 790
798 #if EV_FORK_ENABLE 791 #if EV_FORK_ENABLE
799 EV_BEGIN_WATCHER (fork, fork) 792 EV_BEGIN_WATCHER (fork, fork)
800 void set () throw () { } 793 void set () EV_NOEXCEPT { }
801 EV_END_WATCHER (fork, fork) 794 EV_END_WATCHER (fork, fork)
802 #endif 795 #endif
803 796
804 #if EV_ASYNC_ENABLE 797 #if EV_ASYNC_ENABLE
805 EV_BEGIN_WATCHER (async, async) 798 EV_BEGIN_WATCHER (async, async)
806 void send () throw () 799 void send () EV_NOEXCEPT
807 { 800 {
808 ev_async_send (EV_A_ static_cast<ev_async *>(this)); 801 ev_async_send (EV_A_ static_cast<ev_async *>(this));
809 } 802 }
810 803
811 bool async_pending () throw () 804 bool async_pending () EV_NOEXCEPT
812 { 805 {
813 return ev_async_pending (static_cast<ev_async *>(this)); 806 return ev_async_pending (static_cast<ev_async *>(this));
814 } 807 }
815 EV_END_WATCHER (async, async) 808 EV_END_WATCHER (async, async)
816 #endif 809 #endif

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