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Comparing libev/ev++.h (file contents):
Revision 1.28 by llucax, Fri Jan 18 18:14:41 2008 UTC vs.
Revision 1.53 by root, Thu Oct 21 14:50:58 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,
58 TIMEOUT = EV_TIMEOUT, 67 TIMEOUT = EV_TIMEOUT,
… …
62 STAT = EV_STAT, 71 STAT = EV_STAT,
63 IDLE = EV_IDLE, 72 IDLE = EV_IDLE,
64 CHECK = EV_CHECK, 73 CHECK = EV_CHECK,
65 PREPARE = EV_PREPARE, 74 PREPARE = EV_PREPARE,
66 FORK = EV_FORK, 75 FORK = EV_FORK,
76 ASYNC = EV_ASYNC,
67 EMBED = EV_EMBED, 77 EMBED = EV_EMBED,
78# undef ERROR // some systems stupidly #define ERROR
68 ERROR = EV_ERROR, 79 ERROR = EV_ERROR
69 }; 80 };
70 81
71 enum 82 enum
72 { 83 {
73 AUTO = EVFLAG_AUTO, 84 AUTO = EVFLAG_AUTO,
74 NOENV = EVFLAG_NOENV, 85 NOENV = EVFLAG_NOENV,
75 FORKCHECK = EVFLAG_FORKCHECK, 86 FORKCHECK = EVFLAG_FORKCHECK,
87
76 SELECT = EVBACKEND_SELECT, 88 SELECT = EVBACKEND_SELECT,
77 POLL = EVBACKEND_POLL, 89 POLL = EVBACKEND_POLL,
78 EPOLL = EVBACKEND_EPOLL, 90 EPOLL = EVBACKEND_EPOLL,
79 KQUEUE = EVBACKEND_KQUEUE, 91 KQUEUE = EVBACKEND_KQUEUE,
80 DEVPOLL = EVBACKEND_DEVPOLL, 92 DEVPOLL = EVBACKEND_DEVPOLL,
81 PORT = EVBACKEND_PORT 93 PORT = EVBACKEND_PORT
82 }; 94 };
83 95
84 enum 96 enum
85 { 97 {
86 NONBLOCK = EVLOOP_NONBLOCK, 98 NONBLOCK = EVLOOP_NONBLOCK,
87 ONESHOT = EVLOOP_ONESHOT 99 ONESHOT = EVLOOP_ONESHOT
88 }; 100 };
89 101
90 enum how_t 102 enum how_t
91 { 103 {
92 ONE = EVUNLOOP_ONE, 104 ONE = EVUNLOOP_ONE,
93 ALL = EVUNLOOP_ALL 105 ALL = EVUNLOOP_ALL
106 };
107
108 struct bad_loop
109#if EV_USE_STDEXCEPT
110 : std::runtime_error
111#endif
112 {
113#if EV_USE_STDEXCEPT
114 bad_loop ()
115 : std::runtime_error ("libev event loop cannot be initialized, bad value of LIBEV_FLAGS?")
116 {
117 }
118#endif
94 }; 119 };
95 120
96#ifdef EV_AX 121#ifdef EV_AX
97# undef EV_AX 122# undef EV_AX
98#endif 123#endif
… …
109# define EV_AX_ 134# define EV_AX_
110#endif 135#endif
111 136
112 struct loop_ref 137 struct loop_ref
113 { 138 {
114
115 loop_ref (EV_P) 139 loop_ref (EV_P) throw ()
116#if EV_MULTIPLICITY 140#if EV_MULTIPLICITY
117 : EV_AX (EV_A) 141 : EV_AX (EV_A)
118#endif 142#endif
119 {
120 } 143 {
144 }
121 145
122 bool operator== (const loop_ref &other) const 146 bool operator == (const loop_ref &other) const throw ()
123 { 147 {
124#if EV_MULTIPLICITY 148#if EV_MULTIPLICITY
125 return this->EV_AX == other.EV_AX; 149 return EV_AX == other.EV_AX;
126#else 150#else
127 return true; 151 return true;
128#endif 152#endif
129 } 153 }
130 154
131 bool operator!= (const loop_ref &other) const 155 bool operator != (const loop_ref &other) const throw ()
132 { 156 {
133#if EV_MULTIPLICITY 157#if EV_MULTIPLICITY
134 return ! (*this == other); 158 return ! (*this == other);
135#else 159#else
136 return false; 160 return false;
137#endif 161#endif
138 } 162 }
139 163
140#if EV_MULTIPLICITY 164#if EV_MULTIPLICITY
141 bool operator== (struct ev_loop *other) const 165 bool operator == (const EV_P) const throw ()
142 { 166 {
143 return this->EV_AX == other; 167 return this->EV_AX == EV_A;
144 }
145
146 bool operator!= (struct ev_loop *other) const
147 { 168 }
148 return ! (*this == other); 169
170 bool operator != (const EV_P) const throw ()
149 } 171 {
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); 172 return (*this == EV_A);
159 } 173 }
160 174
161 operator struct ev_loop * () const 175 operator struct ev_loop * () const throw ()
162 { 176 {
163 return EV_AX; 177 return EV_AX;
164 } 178 }
165 179
166 operator const struct ev_loop * () const 180 operator const struct ev_loop * () const throw ()
167 { 181 {
168 return EV_AX; 182 return EV_AX;
169 } 183 }
170 184
171 bool is_default () const 185 bool is_default () const throw ()
172 { 186 {
173 return EV_AX == ev_default_loop (0); 187 return EV_AX == ev_default_loop (0);
174 } 188 }
175#endif 189#endif
176 190
177 void loop (int flags = 0) 191 void loop (int flags = 0)
178 { 192 {
179 ev_loop (EV_AX_ flags); 193 ev_loop (EV_AX_ flags);
180 } 194 }
181 195
182 void unloop (how_t how = ONE) 196 void unloop (how_t how = ONE) throw ()
183 { 197 {
184 ev_unloop (EV_AX_ how); 198 ev_unloop (EV_AX_ how);
185 } 199 }
186 200
187 void post_fork () 201 void post_fork () throw ()
188 { 202 {
189#if EV_MULTIPLICITY 203#if EV_MULTIPLICITY
190 ev_loop_fork (EV_AX); 204 ev_loop_fork (EV_AX);
191#else 205#else
192 ev_default_fork (); 206 ev_default_fork ();
193#endif 207#endif
194 } 208 }
195 209
196 unsigned int count () const
197 {
198 return ev_loop_count (EV_AX);
199 }
200
201 unsigned int backend () const 210 unsigned int backend () const throw ()
202 { 211 {
203 return ev_backend (EV_AX); 212 return ev_backend (EV_AX);
204 } 213 }
205 214
206 tstamp now () const 215 tstamp now () const throw ()
207 { 216 {
208 return ev_now (EV_AX); 217 return ev_now (EV_AX);
209 } 218 }
210 219
211 void ref () 220 void ref () throw ()
212 { 221 {
213 ev_ref (EV_AX); 222 ev_ref (EV_AX);
214 } 223 }
215 224
216 void unref () 225 void unref () throw ()
217 { 226 {
218 ev_unref (EV_AX); 227 ev_unref (EV_AX);
219 } 228 }
220 229
230#if EV_FEATURE_API
231 unsigned int iteration () const throw ()
232 {
233 return ev_iteration (EV_AX);
234 }
235
236 unsigned int depth () const throw ()
237 {
238 return ev_depth (EV_AX);
239 }
240
221 void set_io_collect_interval (tstamp interval) 241 void set_io_collect_interval (tstamp interval) throw ()
222 { 242 {
223 ev_set_io_collect_interval (EV_AX_ interval); 243 ev_set_io_collect_interval (EV_AX_ interval);
224 } 244 }
225 245
226 void set_timeout_collect_interval (tstamp interval) 246 void set_timeout_collect_interval (tstamp interval) throw ()
227 { 247 {
228 ev_set_timeout_collect_interval (EV_AX_ interval); 248 ev_set_timeout_collect_interval (EV_AX_ interval);
229 } 249 }
250#endif
230 251
231 // function callback 252 // function callback
232 void once (int fd, int events, tstamp timeout, void (*cb)(int, void *), void* arg = 0) 253 void once (int fd, int events, tstamp timeout, void (*cb)(int, void *), void *arg = 0) throw ()
233 { 254 {
234 ev_once (EV_AX_ fd, events, timeout, cb, arg); 255 ev_once (EV_AX_ fd, events, timeout, cb, arg);
235 } 256 }
236 257
237 // method callback 258 // method callback
238 template<class K, void (K::*method)(int)> 259 template<class K, void (K::*method)(int)>
239 void once (int fd, int events, tstamp timeout, K *object) 260 void once (int fd, int events, tstamp timeout, K *object) throw ()
240 { 261 {
241 once (fd, events, timeout, method_thunk<K, method>, object); 262 once (fd, events, timeout, method_thunk<K, method>, object);
242 } 263 }
243 264
265 // default method == operator ()
266 template<class K>
267 void once (int fd, int events, tstamp timeout, K *object) throw ()
268 {
269 once (fd, events, timeout, method_thunk<K, &K::operator ()>, object);
270 }
271
244 template<class K, void (K::*method)(int)> 272 template<class K, void (K::*method)(int)>
245 static void method_thunk (int revents, void* arg) 273 static void method_thunk (int revents, void *arg)
246 {
247 K *obj = static_cast<K *>(arg);
248 (obj->*method) (revents);
249 } 274 {
275 static_cast<K *>(arg)->*method
276 (revents);
277 }
250 278
251 // const method callback 279 // 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)()> 280 template<class K, void (K::*method)()>
267 void once (int fd, int events, tstamp timeout, K *object) 281 void once (int fd, int events, tstamp timeout, K *object) throw ()
268 { 282 {
269 once (fd, events, timeout, method_noargs_thunk<K, method>, object); 283 once (fd, events, timeout, method_noargs_thunk<K, method>, object);
270 } 284 }
271 285
272 template<class K, void (K::*method)()> 286 template<class K, void (K::*method)()>
273 static void method_noargs_thunk (int revents, void* arg) 287 static void method_noargs_thunk (int revents, void *arg)
274 { 288 {
275 K *obj = static_cast<K *>(arg); 289 static_cast<K *>(arg)->*method
276 (obj->*method) (); 290 ();
277 } 291 }
278 292
279 // simpler function callback 293 // simpler function callback
280 template<void (*cb)(int)> 294 template<void (*cb)(int)>
281 void once (int fd, int events, tstamp timeout) 295 void once (int fd, int events, tstamp timeout) throw ()
282 { 296 {
283 once (fd, events, timeout, simpler_func_thunk<cb>); 297 once (fd, events, timeout, simpler_func_thunk<cb>);
284 } 298 }
285 299
286 template<void (*cb)(int)> 300 template<void (*cb)(int)>
287 static void simpler_func_thunk (int revents, void* arg) 301 static void simpler_func_thunk (int revents, void *arg)
288 { 302 {
303 (*cb)
289 (*cb) (revents); 304 (revents);
290 } 305 }
291 306
292 // simplest function callback 307 // simplest function callback
293 template<void (*cb)()> 308 template<void (*cb)()>
294 void once (int fd, int events, tstamp timeout) 309 void once (int fd, int events, tstamp timeout) throw ()
295 { 310 {
296 once (fd, events, timeout, simplest_func_thunk<cb>); 311 once (fd, events, timeout, simplest_func_thunk<cb>);
297 } 312 }
298 313
299 template<void (*cb)()> 314 template<void (*cb)()>
300 static void simplest_func_thunk (int revents, void* arg) 315 static void simplest_func_thunk (int revents, void *arg)
301 { 316 {
302 (*cb) (); 317 (*cb)
318 ();
303 } 319 }
304 320
305 void feed_fd_event (int fd, int revents) 321 void feed_fd_event (int fd, int revents) throw ()
306 { 322 {
307 ev_feed_fd_event (EV_AX_ fd, revents); 323 ev_feed_fd_event (EV_AX_ fd, revents);
308 } 324 }
309 325
310 void feed_signal_event (int signum) 326 void feed_signal_event (int signum) throw ()
311 { 327 {
312 ev_feed_signal_event (EV_AX_ signum); 328 ev_feed_signal_event (EV_AX_ signum);
313 } 329 }
314 330
315#if EV_MULTIPLICITY 331#if EV_MULTIPLICITY
… …
317#endif 333#endif
318 334
319 }; 335 };
320 336
321#if EV_MULTIPLICITY 337#if EV_MULTIPLICITY
322 struct dynamic_loop: loop_ref 338 struct dynamic_loop : loop_ref
323 { 339 {
324 340
325 dynamic_loop (unsigned int flags = AUTO) 341 dynamic_loop (unsigned int flags = AUTO) throw (bad_loop)
326 : loop_ref (ev_loop_new (flags)) 342 : loop_ref (ev_loop_new (flags))
327 {
328 } 343 {
344 if (!EV_AX)
345 throw bad_loop ();
346 }
329 347
330 ~dynamic_loop () 348 ~dynamic_loop () throw ()
331 { 349 {
332 ev_loop_destroy (EV_AX); 350 ev_loop_destroy (EV_AX);
333 EV_AX = 0; 351 EV_AX = 0;
334 } 352 }
335 353
… …
340 dynamic_loop & operator= (const dynamic_loop &); 358 dynamic_loop & operator= (const dynamic_loop &);
341 359
342 }; 360 };
343#endif 361#endif
344 362
345 struct default_loop: loop_ref 363 struct default_loop : loop_ref
346 { 364 {
347
348 default_loop (unsigned int flags = AUTO) 365 default_loop (unsigned int flags = AUTO) throw (bad_loop)
349#if EV_MULTIPLICITY 366#if EV_MULTIPLICITY
350 : loop_ref (ev_default_loop (flags)) 367 : loop_ref (ev_default_loop (flags))
351 { 368#endif
352 } 369 {
370 if (
371#if EV_MULTIPLICITY
372 !EV_AX
353#else 373#else
354 {
355 ev_default_loop (flags); 374 !ev_default_loop (flags)
356 }
357#endif 375#endif
376 )
377 throw bad_loop ();
378 }
358 379
359 ~default_loop () 380 ~default_loop () throw ()
360 { 381 {
361 ev_default_destroy (); 382 ev_default_destroy ();
362#if EV_MULTIPLICITY
363 EV_AX = 0;
364#endif
365 } 383 }
366 384
367 private: 385 private:
368
369 default_loop (const default_loop &); 386 default_loop (const default_loop &);
370
371 default_loop & operator= (const default_loop &); 387 default_loop &operator = (const default_loop &);
372
373 }; 388 };
374 389
375 inline loop_ref get_default_loop () 390 inline loop_ref get_default_loop () throw ()
376 { 391 {
377#if EV_MULTIPLICITY 392#if EV_MULTIPLICITY
378 return ev_default_loop (0); 393 return ev_default_loop (0);
379#else 394#else
380 return loop_ref (); 395 return loop_ref ();
… …
398 struct base : ev_watcher 413 struct base : ev_watcher
399 { 414 {
400 #if EV_MULTIPLICITY 415 #if EV_MULTIPLICITY
401 EV_PX; 416 EV_PX;
402 417
418 // loop set
403 void set (EV_PX) 419 void set (EV_P) throw ()
404 { 420 {
405 this->EV_A = EV_A; 421 this->EV_A = EV_A;
406 } 422 }
407 #endif 423 #endif
408 424
409 base (EV_PX) 425 base (EV_PX) throw ()
410 #if EV_MULTIPLICITY 426 #if EV_MULTIPLICITY
411 : EV_A (EV_A) 427 : EV_A (EV_A)
412 #endif 428 #endif
413 { 429 {
414 ev_init (this, 0); 430 ev_init (this, 0);
415 } 431 }
416 432
417 void set_ (void *data, void (*cb)(EV_P_ ev_watcher *w, int revents)) 433 void set_ (const void *data, void (*cb)(EV_P_ ev_watcher *w, int revents)) throw ()
418 { 434 {
419 this->data = data; 435 this->data = (void *)data;
420 ev_set_cb (static_cast<ev_watcher *>(this), cb); 436 ev_set_cb (static_cast<ev_watcher *>(this), cb);
437 }
438
439 // function callback
440 template<void (*function)(watcher &w, int)>
441 void set (void *data = 0) throw ()
442 {
443 set_ (data, function_thunk<function>);
444 }
445
446 template<void (*function)(watcher &w, int)>
447 static void function_thunk (EV_P_ ev_watcher *w, int revents)
448 {
449 function
450 (*static_cast<watcher *>(w), revents);
421 } 451 }
422 452
423 // method callback 453 // method callback
424 template<class K, void (K::*method)(watcher &w, int)> 454 template<class K, void (K::*method)(watcher &w, int)>
425 void set (K *object) 455 void set (K *object) throw ()
426 { 456 {
427 set_ (object, method_thunk<K, method>); 457 set_ (object, method_thunk<K, method>);
458 }
459
460 // default method == operator ()
461 template<class K>
462 void set (K *object) throw ()
463 {
464 set_ (object, method_thunk<K, &K::operator ()>);
428 } 465 }
429 466
430 template<class K, void (K::*method)(watcher &w, int)> 467 template<class K, void (K::*method)(watcher &w, int)>
431 static void method_thunk (EV_P_ ev_watcher *w, int revents) 468 static void method_thunk (EV_P_ ev_watcher *w, int revents)
432 { 469 {
433 K *obj = static_cast<K *>(w->data); 470 (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); 471 (*static_cast<watcher *>(w), revents);
462 } 472 }
463 473
464 // simple callback 474 // no-argument callback
465 template<class K, void (K::*method)()> 475 template<class K, void (K::*method)()>
466 void set (K *object) 476 void set (K *object) throw ()
467 { 477 {
468 set_ (object, method_noargs_thunk<K, method>); 478 set_ (object, method_noargs_thunk<K, method>);
469 } 479 }
470 480
471 template<class K, void (K::*method)()> 481 template<class K, void (K::*method)()>
472 static void method_noargs_thunk (EV_P_ ev_watcher *w, int revents) 482 static void method_noargs_thunk (EV_P_ ev_watcher *w, int revents)
473 { 483 {
474 K *obj = static_cast<K *>(w->data); 484 (static_cast<K *>(w->data)->*method)
475 (obj->*method) (); 485 ();
476 } 486 }
477 487
478 void operator ()(int events = EV_UNDEF) 488 void operator ()(int events = EV_UNDEF)
479 { 489 {
490 return
480 return ev_cb (static_cast<ev_watcher *>(this)) 491 ev_cb (static_cast<ev_watcher *>(this))
481 (static_cast<ev_watcher *>(this), events); 492 (static_cast<ev_watcher *>(this), events);
482 } 493 }
483 494
484 bool is_active () const 495 bool is_active () const throw ()
485 { 496 {
486 return ev_is_active (static_cast<const ev_watcher *>(this)); 497 return ev_is_active (static_cast<const ev_watcher *>(this));
487 } 498 }
488 499
489 bool is_pending () const 500 bool is_pending () const throw ()
490 { 501 {
491 return ev_is_pending (static_cast<const ev_watcher *>(this)); 502 return ev_is_pending (static_cast<const ev_watcher *>(this));
492 } 503 }
493 504
494 void feed_event (int revents) 505 void feed_event (int revents) throw ()
495 { 506 {
496 ev_feed_event (EV_A_ static_cast<const ev_watcher *>(this), revents); 507 ev_feed_event (EV_A_ static_cast<const ev_watcher *>(this), revents);
497 } 508 }
498 }; 509 };
499 510
511 inline tstamp now () throw ()
512 {
513 return ev_time ();
514 }
515
500 inline void delay (tstamp interval) 516 inline void delay (tstamp interval) throw ()
501 { 517 {
502 ev_sleep (interval); 518 ev_sleep (interval);
503 } 519 }
504 520
505 inline int version_major () 521 inline int version_major () throw ()
506 { 522 {
507 return ev_version_major (); 523 return ev_version_major ();
508 } 524 }
509 525
510 inline int version_minor () 526 inline int version_minor () throw ()
511 { 527 {
512 return ev_version_minor (); 528 return ev_version_minor ();
513 } 529 }
514 530
515 inline unsigned int supported_backends () 531 inline unsigned int supported_backends () throw ()
516 { 532 {
517 return ev_supported_backends (); 533 return ev_supported_backends ();
518 } 534 }
519 535
520 inline unsigned int recommended_backends () 536 inline unsigned int recommended_backends () throw ()
521 { 537 {
522 return ev_recommended_backends (); 538 return ev_recommended_backends ();
523 } 539 }
524 540
525 inline unsigned int embeddable_backends () 541 inline unsigned int embeddable_backends () throw ()
526 { 542 {
527 return ev_embeddable_backends (); 543 return ev_embeddable_backends ();
528 } 544 }
529 545
530 inline void set_allocator (void *(*cb)(void *ptr, long size)) 546 inline void set_allocator (void *(*cb)(void *ptr, long size)) throw ()
531 { 547 {
532 ev_set_allocator (cb); 548 ev_set_allocator (cb);
533 } 549 }
534 550
535 inline void set_syserr_cb (void (*cb)(const char *msg)) 551 inline void set_syserr_cb (void (*cb)(const char *msg)) throw ()
536 { 552 {
537 ev_set_syserr_cb (cb); 553 ev_set_syserr_cb (cb);
538 } 554 }
539 555
540 #if EV_MULTIPLICITY 556 #if EV_MULTIPLICITY
541 #define EV_CONSTRUCT(cppstem,cstem) \ 557 #define EV_CONSTRUCT(cppstem,cstem) \
542 (EV_PX = get_default_loop ()) \ 558 (EV_PX = get_default_loop ()) throw () \
543 : base<ev_ ## cstem, cppstem> (EV_A) \ 559 : base<ev_ ## cstem, cppstem> (EV_A) \
544 { \ 560 { \
545 } 561 }
546 #else 562 #else
547 #define EV_CONSTRUCT(cppstem,cstem) \ 563 #define EV_CONSTRUCT(cppstem,cstem) \
548 () \ 564 () throw () \
549 { \ 565 { \
550 } 566 }
551 #endif 567 #endif
552 568
553 /* using a template here would require quite a bit more lines, 569 /* using a template here would require quite a bit more lines,
554 * so a macro solution was chosen */ 570 * so a macro solution was chosen */
555 #define EV_BEGIN_WATCHER(cppstem,cstem) \ 571 #define EV_BEGIN_WATCHER(cppstem,cstem) \
556 \ 572 \
557 struct cppstem : base<ev_ ## cstem, cppstem> \ 573 struct cppstem : base<ev_ ## cstem, cppstem> \
558 { \ 574 { \
559 void start () \ 575 void start () throw () \
560 { \ 576 { \
561 ev_ ## cstem ## _start (EV_A_ static_cast<ev_ ## cstem *>(this)); \ 577 ev_ ## cstem ## _start (EV_A_ static_cast<ev_ ## cstem *>(this)); \
562 } \ 578 } \
563 \ 579 \
564 void stop () \ 580 void stop () throw () \
565 { \ 581 { \
566 ev_ ## cstem ## _stop (EV_A_ static_cast<ev_ ## cstem *>(this)); \ 582 ev_ ## cstem ## _stop (EV_A_ static_cast<ev_ ## cstem *>(this)); \
567 } \ 583 } \
568 \ 584 \
569 cppstem EV_CONSTRUCT(cppstem,cstem) \ 585 cppstem EV_CONSTRUCT(cppstem,cstem) \
570 \ 586 \
571 ~cppstem () \ 587 ~cppstem () throw () \
572 { \ 588 { \
573 stop (); \ 589 stop (); \
574 } \ 590 } \
575 \ 591 \
576 using base<ev_ ## cstem, cppstem>::set; \ 592 using base<ev_ ## cstem, cppstem>::set; \
577 \ 593 \
578 private: \ 594 private: \
579 \ 595 \
580 cppstem (const cppstem &o); \ 596 cppstem (const cppstem &o); \
581 \ 597 \
582 cppstem & operator =(const cppstem &o); \ 598 cppstem &operator =(const cppstem &o); \
583 \ 599 \
584 public: 600 public:
585 601
586 #define EV_END_WATCHER(cppstem,cstem) \ 602 #define EV_END_WATCHER(cppstem,cstem) \
587 }; 603 };
588 604
589 EV_BEGIN_WATCHER (io, io) 605 EV_BEGIN_WATCHER (io, io)
590 void set (int fd, int events) 606 void set (int fd, int events) throw ()
591 { 607 {
592 int active = is_active (); 608 int active = is_active ();
593 if (active) stop (); 609 if (active) stop ();
594 ev_io_set (static_cast<ev_io *>(this), fd, events); 610 ev_io_set (static_cast<ev_io *>(this), fd, events);
595 if (active) start (); 611 if (active) start ();
596 } 612 }
597 613
598 void set (int events) 614 void set (int events) throw ()
599 { 615 {
600 int active = is_active (); 616 int active = is_active ();
601 if (active) stop (); 617 if (active) stop ();
602 ev_io_set (static_cast<ev_io *>(this), fd, events); 618 ev_io_set (static_cast<ev_io *>(this), fd, events);
603 if (active) start (); 619 if (active) start ();
604 } 620 }
605 621
606 void start (int fd, int events) 622 void start (int fd, int events) throw ()
607 { 623 {
608 set (fd, events); 624 set (fd, events);
609 start (); 625 start ();
610 } 626 }
611 EV_END_WATCHER (io, io) 627 EV_END_WATCHER (io, io)
612 628
613 EV_BEGIN_WATCHER (timer, timer) 629 EV_BEGIN_WATCHER (timer, timer)
614 void set (ev_tstamp after, ev_tstamp repeat = 0.) 630 void set (ev_tstamp after, ev_tstamp repeat = 0.) throw ()
615 { 631 {
616 int active = is_active (); 632 int active = is_active ();
617 if (active) stop (); 633 if (active) stop ();
618 ev_timer_set (static_cast<ev_timer *>(this), after, repeat); 634 ev_timer_set (static_cast<ev_timer *>(this), after, repeat);
619 if (active) start (); 635 if (active) start ();
620 } 636 }
621 637
622 void start (ev_tstamp after, ev_tstamp repeat = 0.) 638 void start (ev_tstamp after, ev_tstamp repeat = 0.) throw ()
623 { 639 {
624 set (after, repeat); 640 set (after, repeat);
625 start (); 641 start ();
626 } 642 }
627 643
628 void again () 644 void again () throw ()
629 { 645 {
630 ev_timer_again (EV_A_ static_cast<ev_timer *>(this)); 646 ev_timer_again (EV_A_ static_cast<ev_timer *>(this));
647 }
648
649 ev_tstamp remaining ()
650 {
651 return ev_timer_remaining (EV_A_ static_cast<ev_timer *>(this));
631 } 652 }
632 EV_END_WATCHER (timer, timer) 653 EV_END_WATCHER (timer, timer)
633 654
634 #if EV_PERIODIC_ENABLE 655 #if EV_PERIODIC_ENABLE
635 EV_BEGIN_WATCHER (periodic, periodic) 656 EV_BEGIN_WATCHER (periodic, periodic)
636 void set (ev_tstamp at, ev_tstamp interval = 0.) 657 void set (ev_tstamp at, ev_tstamp interval = 0.) throw ()
637 { 658 {
638 int active = is_active (); 659 int active = is_active ();
639 if (active) stop (); 660 if (active) stop ();
640 ev_periodic_set (static_cast<ev_periodic *>(this), at, interval, 0); 661 ev_periodic_set (static_cast<ev_periodic *>(this), at, interval, 0);
641 if (active) start (); 662 if (active) start ();
642 } 663 }
643 664
644 void start (ev_tstamp at, ev_tstamp interval = 0.) 665 void start (ev_tstamp at, ev_tstamp interval = 0.) throw ()
645 { 666 {
646 set (at, interval); 667 set (at, interval);
647 start (); 668 start ();
648 } 669 }
649 670
650 void again () 671 void again () throw ()
651 { 672 {
652 ev_periodic_again (EV_A_ static_cast<ev_periodic *>(this)); 673 ev_periodic_again (EV_A_ static_cast<ev_periodic *>(this));
653 } 674 }
654 EV_END_WATCHER (periodic, periodic) 675 EV_END_WATCHER (periodic, periodic)
655 #endif 676 #endif
656 677
678 #if EV_SIGNAL_ENABLE
657 EV_BEGIN_WATCHER (sig, signal) 679 EV_BEGIN_WATCHER (sig, signal)
658 void set (int signum) 680 void set (int signum) throw ()
659 { 681 {
660 int active = is_active (); 682 int active = is_active ();
661 if (active) stop (); 683 if (active) stop ();
662 ev_signal_set (static_cast<ev_signal *>(this), signum); 684 ev_signal_set (static_cast<ev_signal *>(this), signum);
663 if (active) start (); 685 if (active) start ();
664 } 686 }
665 687
666 void start (int signum) 688 void start (int signum) throw ()
667 { 689 {
668 set (signum); 690 set (signum);
669 start (); 691 start ();
670 } 692 }
671 EV_END_WATCHER (sig, signal) 693 EV_END_WATCHER (sig, signal)
694 #endif
672 695
696 #if EV_CHILD_ENABLE
673 EV_BEGIN_WATCHER (child, child) 697 EV_BEGIN_WATCHER (child, child)
674 void set (int pid) 698 void set (int pid, int trace = 0) throw ()
675 { 699 {
676 int active = is_active (); 700 int active = is_active ();
677 if (active) stop (); 701 if (active) stop ();
678 ev_child_set (static_cast<ev_child *>(this), pid); 702 ev_child_set (static_cast<ev_child *>(this), pid, trace);
679 if (active) start (); 703 if (active) start ();
680 } 704 }
681 705
682 void start (int pid) 706 void start (int pid, int trace = 0) throw ()
683 { 707 {
684 set (pid); 708 set (pid, trace);
685 start (); 709 start ();
686 } 710 }
687 EV_END_WATCHER (child, child) 711 EV_END_WATCHER (child, child)
712 #endif
688 713
689 #if EV_STAT_ENABLE 714 #if EV_STAT_ENABLE
690 EV_BEGIN_WATCHER (stat, stat) 715 EV_BEGIN_WATCHER (stat, stat)
691 void set (const char *path, ev_tstamp interval = 0.) 716 void set (const char *path, ev_tstamp interval = 0.) throw ()
692 { 717 {
693 int active = is_active (); 718 int active = is_active ();
694 if (active) stop (); 719 if (active) stop ();
695 ev_stat_set (static_cast<ev_stat *>(this), path, interval); 720 ev_stat_set (static_cast<ev_stat *>(this), path, interval);
696 if (active) start (); 721 if (active) start ();
697 } 722 }
698 723
699 void start (const char *path, ev_tstamp interval = 0.) 724 void start (const char *path, ev_tstamp interval = 0.) throw ()
700 { 725 {
701 stop (); 726 stop ();
702 set (path, interval); 727 set (path, interval);
703 start (); 728 start ();
704 } 729 }
705 730
706 void update () 731 void update () throw ()
707 { 732 {
708 ev_stat_stat (EV_A_ static_cast<ev_stat *>(this)); 733 ev_stat_stat (EV_A_ static_cast<ev_stat *>(this));
709 } 734 }
710 EV_END_WATCHER (stat, stat) 735 EV_END_WATCHER (stat, stat)
711 #endif 736 #endif
712 737
738 #if EV_IDLE_ENABLE
713 EV_BEGIN_WATCHER (idle, idle) 739 EV_BEGIN_WATCHER (idle, idle)
714 void set () { } 740 void set () throw () { }
715 EV_END_WATCHER (idle, idle) 741 EV_END_WATCHER (idle, idle)
742 #endif
716 743
744 #if EV_PREPARE_ENABLE
717 EV_BEGIN_WATCHER (prepare, prepare) 745 EV_BEGIN_WATCHER (prepare, prepare)
718 void set () { } 746 void set () throw () { }
719 EV_END_WATCHER (prepare, prepare) 747 EV_END_WATCHER (prepare, prepare)
748 #endif
720 749
750 #if EV_CHECK_ENABLE
721 EV_BEGIN_WATCHER (check, check) 751 EV_BEGIN_WATCHER (check, check)
722 void set () { } 752 void set () throw () { }
723 EV_END_WATCHER (check, check) 753 EV_END_WATCHER (check, check)
754 #endif
724 755
725 #if EV_EMBED_ENABLE 756 #if EV_EMBED_ENABLE
726 EV_BEGIN_WATCHER (embed, embed) 757 EV_BEGIN_WATCHER (embed, embed)
727 void start (struct ev_loop *embedded_loop) 758 void set (struct ev_loop *embedded_loop) throw ()
728 { 759 {
729 stop (); 760 int active = is_active ();
761 if (active) stop ();
730 ev_embed_set (static_cast<ev_embed *>(this), embedded_loop); 762 ev_embed_set (static_cast<ev_embed *>(this), embedded_loop);
763 if (active) start ();
764 }
765
766 void start (struct ev_loop *embedded_loop) throw ()
767 {
768 set (embedded_loop);
731 start (); 769 start ();
732 } 770 }
733 771
734 void sweep () 772 void sweep ()
735 { 773 {
… …
738 EV_END_WATCHER (embed, embed) 776 EV_END_WATCHER (embed, embed)
739 #endif 777 #endif
740 778
741 #if EV_FORK_ENABLE 779 #if EV_FORK_ENABLE
742 EV_BEGIN_WATCHER (fork, fork) 780 EV_BEGIN_WATCHER (fork, fork)
743 void set () { } 781 void set () throw () { }
744 EV_END_WATCHER (fork, fork) 782 EV_END_WATCHER (fork, fork)
783 #endif
784
785 #if EV_ASYNC_ENABLE
786 EV_BEGIN_WATCHER (async, async)
787 void send () throw ()
788 {
789 ev_async_send (EV_A_ static_cast<ev_async *>(this));
790 }
791
792 bool async_pending () throw ()
793 {
794 return ev_async_pending (static_cast<ev_async *>(this));
795 }
796 EV_END_WATCHER (async, async)
745 #endif 797 #endif
746 798
747 #undef EV_PX 799 #undef EV_PX
748 #undef EV_PX_ 800 #undef EV_PX_
749 #undef EV_CONSTRUCT 801 #undef EV_CONSTRUCT
750 #undef EV_BEGIN_WATCHER 802 #undef EV_BEGIN_WATCHER
751 #undef EV_END_WATCHER 803 #undef EV_END_WATCHER
752
753} 804}
754 805
755#endif 806#endif
756 807

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