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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 1.44 by root, Wed Dec 3 15:23:44 2008 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 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 210 unsigned int count () const throw ()
197 { 211 {
198 return ev_loop_count (EV_AX); 212 return ev_loop_count (EV_AX);
199 } 213 }
200 214
201 unsigned int backend () const 215 unsigned int backend () const throw ()
202 { 216 {
203 return ev_backend (EV_AX); 217 return ev_backend (EV_AX);
204 } 218 }
205 219
206 tstamp now () const 220 tstamp now () const throw ()
207 { 221 {
208 return ev_now (EV_AX); 222 return ev_now (EV_AX);
209 } 223 }
210 224
211 void ref () 225 void ref () throw ()
212 { 226 {
213 ev_ref (EV_AX); 227 ev_ref (EV_AX);
214 } 228 }
215 229
216 void unref () 230 void unref () throw ()
217 { 231 {
218 ev_unref (EV_AX); 232 ev_unref (EV_AX);
219 } 233 }
220 234
221 void set_io_collect_interval (tstamp interval) 235 void set_io_collect_interval (tstamp interval) throw ()
222 { 236 {
223 ev_set_io_collect_interval (EV_AX_ interval); 237 ev_set_io_collect_interval (EV_AX_ interval);
224 } 238 }
225 239
226 void set_timeout_collect_interval (tstamp interval) 240 void set_timeout_collect_interval (tstamp interval) throw ()
227 { 241 {
228 ev_set_timeout_collect_interval (EV_AX_ interval); 242 ev_set_timeout_collect_interval (EV_AX_ interval);
229 } 243 }
230 244
231 // function callback 245 // function callback
232 void once (int fd, int events, tstamp timeout, void (*cb)(int, void *), void* arg = 0) 246 void once (int fd, int events, tstamp timeout, void (*cb)(int, void *), void *arg = 0) throw ()
233 { 247 {
234 ev_once (EV_AX_ fd, events, timeout, cb, arg); 248 ev_once (EV_AX_ fd, events, timeout, cb, arg);
235 } 249 }
236 250
237 // method callback 251 // method callback
238 template<class K, void (K::*method)(int)> 252 template<class K, void (K::*method)(int)>
239 void once (int fd, int events, tstamp timeout, K *object) 253 void once (int fd, int events, tstamp timeout, K *object) throw ()
240 { 254 {
241 once (fd, events, timeout, method_thunk<K, method>, object); 255 once (fd, events, timeout, method_thunk<K, method>, object);
242 } 256 }
243 257
258 // default method == operator ()
259 template<class K>
260 void once (int fd, int events, tstamp timeout, K *object) throw ()
261 {
262 once (fd, events, timeout, method_thunk<K, &K::operator ()>, object);
263 }
264
244 template<class K, void (K::*method)(int)> 265 template<class K, void (K::*method)(int)>
245 static void method_thunk (int revents, void* arg) 266 static void method_thunk (int revents, void *arg)
246 {
247 K *obj = static_cast<K *>(arg);
248 (obj->*method) (revents);
249 } 267 {
268 static_cast<K *>(arg)->*method
269 (revents);
270 }
250 271
251 // const method callback 272 // 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)()> 273 template<class K, void (K::*method)()>
267 void once (int fd, int events, tstamp timeout, K *object) 274 void once (int fd, int events, tstamp timeout, K *object) throw ()
268 { 275 {
269 once (fd, events, timeout, method_noargs_thunk<K, method>, object); 276 once (fd, events, timeout, method_noargs_thunk<K, method>, object);
270 } 277 }
271 278
272 template<class K, void (K::*method)()> 279 template<class K, void (K::*method)()>
273 static void method_noargs_thunk (int revents, void* arg) 280 static void method_noargs_thunk (int revents, void *arg)
274 { 281 {
275 K *obj = static_cast<K *>(arg); 282 static_cast<K *>(arg)->*method
276 (obj->*method) (); 283 ();
277 } 284 }
278 285
279 // simpler function callback 286 // simpler function callback
280 template<void (*cb)(int)> 287 template<void (*cb)(int)>
281 void once (int fd, int events, tstamp timeout) 288 void once (int fd, int events, tstamp timeout) throw ()
282 { 289 {
283 once (fd, events, timeout, simpler_func_thunk<cb>); 290 once (fd, events, timeout, simpler_func_thunk<cb>);
284 } 291 }
285 292
286 template<void (*cb)(int)> 293 template<void (*cb)(int)>
287 static void simpler_func_thunk (int revents, void* arg) 294 static void simpler_func_thunk (int revents, void *arg)
288 { 295 {
296 (*cb)
289 (*cb) (revents); 297 (revents);
290 } 298 }
291 299
292 // simplest function callback 300 // simplest function callback
293 template<void (*cb)()> 301 template<void (*cb)()>
294 void once (int fd, int events, tstamp timeout) 302 void once (int fd, int events, tstamp timeout) throw ()
295 { 303 {
296 once (fd, events, timeout, simplest_func_thunk<cb>); 304 once (fd, events, timeout, simplest_func_thunk<cb>);
297 } 305 }
298 306
299 template<void (*cb)()> 307 template<void (*cb)()>
300 static void simplest_func_thunk (int revents, void* arg) 308 static void simplest_func_thunk (int revents, void *arg)
301 { 309 {
302 (*cb) (); 310 (*cb)
311 ();
303 } 312 }
304 313
305 void feed_fd_event (int fd, int revents) 314 void feed_fd_event (int fd, int revents) throw ()
306 { 315 {
307 ev_feed_fd_event (EV_AX_ fd, revents); 316 ev_feed_fd_event (EV_AX_ fd, revents);
308 } 317 }
309 318
310 void feed_signal_event (int signum) 319 void feed_signal_event (int signum) throw ()
311 { 320 {
312 ev_feed_signal_event (EV_AX_ signum); 321 ev_feed_signal_event (EV_AX_ signum);
313 } 322 }
314 323
315#if EV_MULTIPLICITY 324#if EV_MULTIPLICITY
… …
317#endif 326#endif
318 327
319 }; 328 };
320 329
321#if EV_MULTIPLICITY 330#if EV_MULTIPLICITY
322 struct dynamic_loop: loop_ref 331 struct dynamic_loop : loop_ref
323 { 332 {
324 333
325 dynamic_loop (unsigned int flags = AUTO) 334 dynamic_loop (unsigned int flags = AUTO) throw (bad_loop)
326 : loop_ref (ev_loop_new (flags)) 335 : loop_ref (ev_loop_new (flags))
327 {
328 } 336 {
337 if (!EV_AX)
338 throw bad_loop ();
339 }
329 340
330 ~dynamic_loop () 341 ~dynamic_loop () throw ()
331 { 342 {
332 ev_loop_destroy (EV_AX); 343 ev_loop_destroy (EV_AX);
333 EV_AX = 0; 344 EV_AX = 0;
334 } 345 }
335 346
… …
340 dynamic_loop & operator= (const dynamic_loop &); 351 dynamic_loop & operator= (const dynamic_loop &);
341 352
342 }; 353 };
343#endif 354#endif
344 355
345 struct default_loop: loop_ref 356 struct default_loop : loop_ref
346 { 357 {
347
348 default_loop (unsigned int flags = AUTO) 358 default_loop (unsigned int flags = AUTO) throw (bad_loop)
349#if EV_MULTIPLICITY 359#if EV_MULTIPLICITY
350 : loop_ref (ev_default_loop (flags)) 360 : loop_ref (ev_default_loop (flags))
351 { 361#endif
352 } 362 {
363 if (
364#if EV_MULTIPLICITY
365 !EV_AX
353#else 366#else
354 {
355 ev_default_loop (flags); 367 !ev_default_loop (flags)
356 }
357#endif 368#endif
369 )
370 throw bad_loop ();
371 }
358 372
359 ~default_loop () 373 ~default_loop () throw ()
360 { 374 {
361 ev_default_destroy (); 375 ev_default_destroy ();
362#if EV_MULTIPLICITY
363 EV_AX = 0;
364#endif
365 } 376 }
366 377
367 private: 378 private:
368
369 default_loop (const default_loop &); 379 default_loop (const default_loop &);
370
371 default_loop & operator= (const default_loop &); 380 default_loop &operator = (const default_loop &);
372
373 }; 381 };
374 382
375 inline loop_ref get_default_loop () 383 inline loop_ref get_default_loop () throw ()
376 { 384 {
377#if EV_MULTIPLICITY 385#if EV_MULTIPLICITY
378 return ev_default_loop (0); 386 return ev_default_loop (0);
379#else 387#else
380 return loop_ref (); 388 return loop_ref ();
… …
398 struct base : ev_watcher 406 struct base : ev_watcher
399 { 407 {
400 #if EV_MULTIPLICITY 408 #if EV_MULTIPLICITY
401 EV_PX; 409 EV_PX;
402 410
403 void set (EV_PX) 411 void set (EV_P) throw ()
404 { 412 {
405 this->EV_A = EV_A; 413 this->EV_A = EV_A;
406 } 414 }
407 #endif 415 #endif
408 416
409 base (EV_PX) 417 base (EV_PX) throw ()
410 #if EV_MULTIPLICITY 418 #if EV_MULTIPLICITY
411 : EV_A (EV_A) 419 : EV_A (EV_A)
412 #endif 420 #endif
413 { 421 {
414 ev_init (this, 0); 422 ev_init (this, 0);
415 } 423 }
416 424
417 void set_ (void *data, void (*cb)(EV_P_ ev_watcher *w, int revents)) 425 void set_ (const void *data, void (*cb)(EV_P_ ev_watcher *w, int revents)) throw ()
418 { 426 {
419 this->data = data; 427 this->data = (void *)data;
420 ev_set_cb (static_cast<ev_watcher *>(this), cb); 428 ev_set_cb (static_cast<ev_watcher *>(this), cb);
429 }
430
431 // function callback
432 template<void (*function)(watcher &w, int)>
433 void set (void *data = 0) throw ()
434 {
435 set_ (data, function_thunk<function>);
436 }
437
438 template<void (*function)(watcher &w, int)>
439 static void function_thunk (EV_P_ ev_watcher *w, int revents)
440 {
441 function
442 (*static_cast<watcher *>(w), revents);
421 } 443 }
422 444
423 // method callback 445 // method callback
424 template<class K, void (K::*method)(watcher &w, int)> 446 template<class K, void (K::*method)(watcher &w, int)>
425 void set (K *object) 447 void set (K *object) throw ()
426 { 448 {
427 set_ (object, method_thunk<K, method>); 449 set_ (object, method_thunk<K, method>);
450 }
451
452 // default method == operator ()
453 template<class K>
454 void set (K *object) throw ()
455 {
456 set_ (object, method_thunk<K, &K::operator ()>);
428 } 457 }
429 458
430 template<class K, void (K::*method)(watcher &w, int)> 459 template<class K, void (K::*method)(watcher &w, int)>
431 static void method_thunk (EV_P_ ev_watcher *w, int revents) 460 static void method_thunk (EV_P_ ev_watcher *w, int revents)
432 { 461 {
433 K *obj = static_cast<K *>(w->data); 462 (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); 463 (*static_cast<watcher *>(w), revents);
462 } 464 }
463 465
464 // simple callback 466 // no-argument callback
465 template<class K, void (K::*method)()> 467 template<class K, void (K::*method)()>
466 void set (K *object) 468 void set (K *object) throw ()
467 { 469 {
468 set_ (object, method_noargs_thunk<K, method>); 470 set_ (object, method_noargs_thunk<K, method>);
469 } 471 }
470 472
471 template<class K, void (K::*method)()> 473 template<class K, void (K::*method)()>
472 static void method_noargs_thunk (EV_P_ ev_watcher *w, int revents) 474 static void method_noargs_thunk (EV_P_ ev_watcher *w, int revents)
473 { 475 {
474 K *obj = static_cast<K *>(w->data); 476 static_cast<K *>(w->data)->*method
475 (obj->*method) (); 477 ();
476 } 478 }
477 479
478 void operator ()(int events = EV_UNDEF) 480 void operator ()(int events = EV_UNDEF)
479 { 481 {
482 return
480 return ev_cb (static_cast<ev_watcher *>(this)) 483 ev_cb (static_cast<ev_watcher *>(this))
481 (static_cast<ev_watcher *>(this), events); 484 (static_cast<ev_watcher *>(this), events);
482 } 485 }
483 486
484 bool is_active () const 487 bool is_active () const throw ()
485 { 488 {
486 return ev_is_active (static_cast<const ev_watcher *>(this)); 489 return ev_is_active (static_cast<const ev_watcher *>(this));
487 } 490 }
488 491
489 bool is_pending () const 492 bool is_pending () const throw ()
490 { 493 {
491 return ev_is_pending (static_cast<const ev_watcher *>(this)); 494 return ev_is_pending (static_cast<const ev_watcher *>(this));
492 } 495 }
493 496
494 void feed_event (int revents) 497 void feed_event (int revents) throw ()
495 { 498 {
496 ev_feed_event (EV_A_ static_cast<const ev_watcher *>(this), revents); 499 ev_feed_event (EV_A_ static_cast<const ev_watcher *>(this), revents);
497 } 500 }
498 }; 501 };
499 502
503 inline tstamp now () throw ()
504 {
505 return ev_time ();
506 }
507
500 inline void delay (tstamp interval) 508 inline void delay (tstamp interval) throw ()
501 { 509 {
502 ev_sleep (interval); 510 ev_sleep (interval);
503 } 511 }
504 512
505 inline int version_major () 513 inline int version_major () throw ()
506 { 514 {
507 return ev_version_major (); 515 return ev_version_major ();
508 } 516 }
509 517
510 inline int version_minor () 518 inline int version_minor () throw ()
511 { 519 {
512 return ev_version_minor (); 520 return ev_version_minor ();
513 } 521 }
514 522
515 inline unsigned int supported_backends () 523 inline unsigned int supported_backends () throw ()
516 { 524 {
517 return ev_supported_backends (); 525 return ev_supported_backends ();
518 } 526 }
519 527
520 inline unsigned int recommended_backends () 528 inline unsigned int recommended_backends () throw ()
521 { 529 {
522 return ev_recommended_backends (); 530 return ev_recommended_backends ();
523 } 531 }
524 532
525 inline unsigned int embeddable_backends () 533 inline unsigned int embeddable_backends () throw ()
526 { 534 {
527 return ev_embeddable_backends (); 535 return ev_embeddable_backends ();
528 } 536 }
529 537
530 inline void set_allocator (void *(*cb)(void *ptr, long size)) 538 inline void set_allocator (void *(*cb)(void *ptr, long size)) throw ()
531 { 539 {
532 ev_set_allocator (cb); 540 ev_set_allocator (cb);
533 } 541 }
534 542
535 inline void set_syserr_cb (void (*cb)(const char *msg)) 543 inline void set_syserr_cb (void (*cb)(const char *msg)) throw ()
536 { 544 {
537 ev_set_syserr_cb (cb); 545 ev_set_syserr_cb (cb);
538 } 546 }
539 547
540 #if EV_MULTIPLICITY 548 #if EV_MULTIPLICITY
541 #define EV_CONSTRUCT(cppstem,cstem) \ 549 #define EV_CONSTRUCT(cppstem,cstem) \
542 (EV_PX = get_default_loop ()) \ 550 (EV_PX = get_default_loop ()) throw () \
543 : base<ev_ ## cstem, cppstem> (EV_A) \ 551 : base<ev_ ## cstem, cppstem> (EV_A) \
544 { \ 552 { \
545 } 553 }
546 #else 554 #else
547 #define EV_CONSTRUCT(cppstem,cstem) \ 555 #define EV_CONSTRUCT(cppstem,cstem) \
548 () \ 556 () throw () \
549 { \ 557 { \
550 } 558 }
551 #endif 559 #endif
552 560
553 /* using a template here would require quite a bit more lines, 561 /* using a template here would require quite a bit more lines,
554 * so a macro solution was chosen */ 562 * so a macro solution was chosen */
555 #define EV_BEGIN_WATCHER(cppstem,cstem) \ 563 #define EV_BEGIN_WATCHER(cppstem,cstem) \
556 \ 564 \
557 struct cppstem : base<ev_ ## cstem, cppstem> \ 565 struct cppstem : base<ev_ ## cstem, cppstem> \
558 { \ 566 { \
559 void start () \ 567 void start () throw () \
560 { \ 568 { \
561 ev_ ## cstem ## _start (EV_A_ static_cast<ev_ ## cstem *>(this)); \ 569 ev_ ## cstem ## _start (EV_A_ static_cast<ev_ ## cstem *>(this)); \
562 } \ 570 } \
563 \ 571 \
564 void stop () \ 572 void stop () throw () \
565 { \ 573 { \
566 ev_ ## cstem ## _stop (EV_A_ static_cast<ev_ ## cstem *>(this)); \ 574 ev_ ## cstem ## _stop (EV_A_ static_cast<ev_ ## cstem *>(this)); \
567 } \ 575 } \
568 \ 576 \
569 cppstem EV_CONSTRUCT(cppstem,cstem) \ 577 cppstem EV_CONSTRUCT(cppstem,cstem) \
570 \ 578 \
571 ~cppstem () \ 579 ~cppstem () throw () \
572 { \ 580 { \
573 stop (); \ 581 stop (); \
574 } \ 582 } \
575 \ 583 \
576 using base<ev_ ## cstem, cppstem>::set; \ 584 using base<ev_ ## cstem, cppstem>::set; \
577 \ 585 \
578 private: \ 586 private: \
579 \ 587 \
580 cppstem (const cppstem &o); \ 588 cppstem (const cppstem &o); \
581 \ 589 \
582 cppstem & operator =(const cppstem &o); \ 590 cppstem &operator =(const cppstem &o); \
583 \ 591 \
584 public: 592 public:
585 593
586 #define EV_END_WATCHER(cppstem,cstem) \ 594 #define EV_END_WATCHER(cppstem,cstem) \
587 }; 595 };
588 596
589 EV_BEGIN_WATCHER (io, io) 597 EV_BEGIN_WATCHER (io, io)
590 void set (int fd, int events) 598 void set (int fd, int events) throw ()
591 { 599 {
592 int active = is_active (); 600 int active = is_active ();
593 if (active) stop (); 601 if (active) stop ();
594 ev_io_set (static_cast<ev_io *>(this), fd, events); 602 ev_io_set (static_cast<ev_io *>(this), fd, events);
595 if (active) start (); 603 if (active) start ();
596 } 604 }
597 605
598 void set (int events) 606 void set (int events) throw ()
599 { 607 {
600 int active = is_active (); 608 int active = is_active ();
601 if (active) stop (); 609 if (active) stop ();
602 ev_io_set (static_cast<ev_io *>(this), fd, events); 610 ev_io_set (static_cast<ev_io *>(this), fd, events);
603 if (active) start (); 611 if (active) start ();
604 } 612 }
605 613
606 void start (int fd, int events) 614 void start (int fd, int events) throw ()
607 { 615 {
608 set (fd, events); 616 set (fd, events);
609 start (); 617 start ();
610 } 618 }
611 EV_END_WATCHER (io, io) 619 EV_END_WATCHER (io, io)
612 620
613 EV_BEGIN_WATCHER (timer, timer) 621 EV_BEGIN_WATCHER (timer, timer)
614 void set (ev_tstamp after, ev_tstamp repeat = 0.) 622 void set (ev_tstamp after, ev_tstamp repeat = 0.) throw ()
615 { 623 {
616 int active = is_active (); 624 int active = is_active ();
617 if (active) stop (); 625 if (active) stop ();
618 ev_timer_set (static_cast<ev_timer *>(this), after, repeat); 626 ev_timer_set (static_cast<ev_timer *>(this), after, repeat);
619 if (active) start (); 627 if (active) start ();
620 } 628 }
621 629
622 void start (ev_tstamp after, ev_tstamp repeat = 0.) 630 void start (ev_tstamp after, ev_tstamp repeat = 0.) throw ()
623 { 631 {
624 set (after, repeat); 632 set (after, repeat);
625 start (); 633 start ();
626 } 634 }
627 635
628 void again () 636 void again () throw ()
629 { 637 {
630 ev_timer_again (EV_A_ static_cast<ev_timer *>(this)); 638 ev_timer_again (EV_A_ static_cast<ev_timer *>(this));
631 } 639 }
632 EV_END_WATCHER (timer, timer) 640 EV_END_WATCHER (timer, timer)
633 641
634 #if EV_PERIODIC_ENABLE 642 #if EV_PERIODIC_ENABLE
635 EV_BEGIN_WATCHER (periodic, periodic) 643 EV_BEGIN_WATCHER (periodic, periodic)
636 void set (ev_tstamp at, ev_tstamp interval = 0.) 644 void set (ev_tstamp at, ev_tstamp interval = 0.) throw ()
637 { 645 {
638 int active = is_active (); 646 int active = is_active ();
639 if (active) stop (); 647 if (active) stop ();
640 ev_periodic_set (static_cast<ev_periodic *>(this), at, interval, 0); 648 ev_periodic_set (static_cast<ev_periodic *>(this), at, interval, 0);
641 if (active) start (); 649 if (active) start ();
642 } 650 }
643 651
644 void start (ev_tstamp at, ev_tstamp interval = 0.) 652 void start (ev_tstamp at, ev_tstamp interval = 0.) throw ()
645 { 653 {
646 set (at, interval); 654 set (at, interval);
647 start (); 655 start ();
648 } 656 }
649 657
650 void again () 658 void again () throw ()
651 { 659 {
652 ev_periodic_again (EV_A_ static_cast<ev_periodic *>(this)); 660 ev_periodic_again (EV_A_ static_cast<ev_periodic *>(this));
653 } 661 }
654 EV_END_WATCHER (periodic, periodic) 662 EV_END_WATCHER (periodic, periodic)
655 #endif 663 #endif
656 664
657 EV_BEGIN_WATCHER (sig, signal) 665 EV_BEGIN_WATCHER (sig, signal)
658 void set (int signum) 666 void set (int signum) throw ()
659 { 667 {
660 int active = is_active (); 668 int active = is_active ();
661 if (active) stop (); 669 if (active) stop ();
662 ev_signal_set (static_cast<ev_signal *>(this), signum); 670 ev_signal_set (static_cast<ev_signal *>(this), signum);
663 if (active) start (); 671 if (active) start ();
664 } 672 }
665 673
666 void start (int signum) 674 void start (int signum) throw ()
667 { 675 {
668 set (signum); 676 set (signum);
669 start (); 677 start ();
670 } 678 }
671 EV_END_WATCHER (sig, signal) 679 EV_END_WATCHER (sig, signal)
672 680
673 EV_BEGIN_WATCHER (child, child) 681 EV_BEGIN_WATCHER (child, child)
674 void set (int pid) 682 void set (int pid, int trace = 0) throw ()
675 { 683 {
676 int active = is_active (); 684 int active = is_active ();
677 if (active) stop (); 685 if (active) stop ();
678 ev_child_set (static_cast<ev_child *>(this), pid); 686 ev_child_set (static_cast<ev_child *>(this), pid, trace);
679 if (active) start (); 687 if (active) start ();
680 } 688 }
681 689
682 void start (int pid) 690 void start (int pid, int trace = 0) throw ()
683 { 691 {
684 set (pid); 692 set (pid, trace);
685 start (); 693 start ();
686 } 694 }
687 EV_END_WATCHER (child, child) 695 EV_END_WATCHER (child, child)
688 696
689 #if EV_STAT_ENABLE 697 #if EV_STAT_ENABLE
690 EV_BEGIN_WATCHER (stat, stat) 698 EV_BEGIN_WATCHER (stat, stat)
691 void set (const char *path, ev_tstamp interval = 0.) 699 void set (const char *path, ev_tstamp interval = 0.) throw ()
692 { 700 {
693 int active = is_active (); 701 int active = is_active ();
694 if (active) stop (); 702 if (active) stop ();
695 ev_stat_set (static_cast<ev_stat *>(this), path, interval); 703 ev_stat_set (static_cast<ev_stat *>(this), path, interval);
696 if (active) start (); 704 if (active) start ();
697 } 705 }
698 706
699 void start (const char *path, ev_tstamp interval = 0.) 707 void start (const char *path, ev_tstamp interval = 0.) throw ()
700 { 708 {
701 stop (); 709 stop ();
702 set (path, interval); 710 set (path, interval);
703 start (); 711 start ();
704 } 712 }
705 713
706 void update () 714 void update () throw ()
707 { 715 {
708 ev_stat_stat (EV_A_ static_cast<ev_stat *>(this)); 716 ev_stat_stat (EV_A_ static_cast<ev_stat *>(this));
709 } 717 }
710 EV_END_WATCHER (stat, stat) 718 EV_END_WATCHER (stat, stat)
711 #endif 719 #endif
712 720
713 EV_BEGIN_WATCHER (idle, idle) 721 EV_BEGIN_WATCHER (idle, idle)
714 void set () { } 722 void set () throw () { }
715 EV_END_WATCHER (idle, idle) 723 EV_END_WATCHER (idle, idle)
716 724
717 EV_BEGIN_WATCHER (prepare, prepare) 725 EV_BEGIN_WATCHER (prepare, prepare)
718 void set () { } 726 void set () throw () { }
719 EV_END_WATCHER (prepare, prepare) 727 EV_END_WATCHER (prepare, prepare)
720 728
721 EV_BEGIN_WATCHER (check, check) 729 EV_BEGIN_WATCHER (check, check)
722 void set () { } 730 void set () throw () { }
723 EV_END_WATCHER (check, check) 731 EV_END_WATCHER (check, check)
724 732
725 #if EV_EMBED_ENABLE 733 #if EV_EMBED_ENABLE
726 EV_BEGIN_WATCHER (embed, embed) 734 EV_BEGIN_WATCHER (embed, embed)
727 void start (struct ev_loop *embedded_loop) 735 void set (struct ev_loop *embedded_loop) throw ()
728 { 736 {
729 stop (); 737 int active = is_active ();
738 if (active) stop ();
730 ev_embed_set (static_cast<ev_embed *>(this), embedded_loop); 739 ev_embed_set (static_cast<ev_embed *>(this), embedded_loop);
740 if (active) start ();
741 }
742
743 void start (struct ev_loop *embedded_loop) throw ()
744 {
745 set (embedded_loop);
731 start (); 746 start ();
732 } 747 }
733 748
734 void sweep () 749 void sweep ()
735 { 750 {
… …
738 EV_END_WATCHER (embed, embed) 753 EV_END_WATCHER (embed, embed)
739 #endif 754 #endif
740 755
741 #if EV_FORK_ENABLE 756 #if EV_FORK_ENABLE
742 EV_BEGIN_WATCHER (fork, fork) 757 EV_BEGIN_WATCHER (fork, fork)
743 void set () { } 758 void set () throw () { }
744 EV_END_WATCHER (fork, fork) 759 EV_END_WATCHER (fork, fork)
760 #endif
761
762 #if EV_ASYNC_ENABLE
763 EV_BEGIN_WATCHER (async, async)
764 void set () throw () { }
765
766 void send () throw ()
767 {
768 ev_async_send (EV_A_ static_cast<ev_async *>(this));
769 }
770
771 bool async_pending () throw ()
772 {
773 return ev_async_pending (static_cast<ev_async *>(this));
774 }
775 EV_END_WATCHER (async, async)
745 #endif 776 #endif
746 777
747 #undef EV_PX 778 #undef EV_PX
748 #undef EV_PX_ 779 #undef EV_PX_
749 #undef EV_CONSTRUCT 780 #undef EV_CONSTRUCT
750 #undef EV_BEGIN_WATCHER 781 #undef EV_BEGIN_WATCHER
751 #undef EV_END_WATCHER 782 #undef EV_END_WATCHER
752
753} 783}
754 784
755#endif 785#endif
756 786

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