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Comparing libev/ev++.h (file contents):
Revision 1.31 by root, Sat Jan 19 00:39:38 2008 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 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,
… …
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_CXX_EXCEPTIONS 49#ifndef EV_USE_STDEXCEPT
50#define EV_CXX_EXCEPTIONS 1 50# define EV_USE_STDEXCEPT 1
51#endif 51#endif
52 52
53#undef EV_THROW 53#if EV_USE_STDEXCEPT
54#if EV_CXX_EXCEPTIONS
55# include <stdexcept> 54# include <stdexcept>
56# define EV_THROW(exception) throw (exception)
57#else
58# define EV_THROW(exception)
59#endif 55#endif
60 56
61namespace ev { 57namespace ev {
62 58
63 typedef ev_tstamp tstamp; 59 typedef ev_tstamp tstamp;
… …
65 enum { 61 enum {
66 UNDEF = EV_UNDEF, 62 UNDEF = EV_UNDEF,
67 NONE = EV_NONE, 63 NONE = EV_NONE,
68 READ = EV_READ, 64 READ = EV_READ,
69 WRITE = EV_WRITE, 65 WRITE = EV_WRITE,
66#if EV_COMPAT3
70 TIMEOUT = EV_TIMEOUT, 67 TIMEOUT = EV_TIMEOUT,
68#endif
69 TIMER = EV_TIMER,
71 PERIODIC = EV_PERIODIC, 70 PERIODIC = EV_PERIODIC,
72 SIGNAL = EV_SIGNAL, 71 SIGNAL = EV_SIGNAL,
73 CHILD = EV_CHILD, 72 CHILD = EV_CHILD,
74 STAT = EV_STAT, 73 STAT = EV_STAT,
75 IDLE = EV_IDLE, 74 IDLE = EV_IDLE,
76 CHECK = EV_CHECK, 75 CHECK = EV_CHECK,
77 PREPARE = EV_PREPARE, 76 PREPARE = EV_PREPARE,
78 FORK = EV_FORK, 77 FORK = EV_FORK,
78 ASYNC = EV_ASYNC,
79 EMBED = EV_EMBED, 79 EMBED = EV_EMBED,
80# undef ERROR // some systems stupidly #define ERROR
80 ERROR = EV_ERROR, 81 ERROR = EV_ERROR
81 }; 82 };
82 83
83 enum 84 enum
84 { 85 {
85 AUTO = EVFLAG_AUTO, 86 AUTO = EVFLAG_AUTO,
86 NOENV = EVFLAG_NOENV, 87 NOENV = EVFLAG_NOENV,
87 FORKCHECK = EVFLAG_FORKCHECK, 88 FORKCHECK = EVFLAG_FORKCHECK,
89
88 SELECT = EVBACKEND_SELECT, 90 SELECT = EVBACKEND_SELECT,
89 POLL = EVBACKEND_POLL, 91 POLL = EVBACKEND_POLL,
90 EPOLL = EVBACKEND_EPOLL, 92 EPOLL = EVBACKEND_EPOLL,
91 KQUEUE = EVBACKEND_KQUEUE, 93 KQUEUE = EVBACKEND_KQUEUE,
92 DEVPOLL = EVBACKEND_DEVPOLL, 94 DEVPOLL = EVBACKEND_DEVPOLL,
93 PORT = EVBACKEND_PORT 95 PORT = EVBACKEND_PORT
94 }; 96 };
95 97
96 enum 98 enum
97 { 99 {
100#if EV_COMPAT3
98 NONBLOCK = EVLOOP_NONBLOCK, 101 NONBLOCK = EVLOOP_NONBLOCK,
99 ONESHOT = EVLOOP_ONESHOT 102 ONESHOT = EVLOOP_ONESHOT,
103#endif
104 NOWAIT = EVRUN_NOWAIT,
105 ONCE = EVRUN_ONCE
100 }; 106 };
101 107
102 enum how_t 108 enum how_t
103 { 109 {
104 ONE = EVUNLOOP_ONE, 110 ONE = EVBREAK_ONE,
105 ALL = EVUNLOOP_ALL 111 ALL = EVBREAK_ALL
106 }; 112 };
107 113
108#if EV_CXX_EXCEPTIONS 114 struct bad_loop
109 struct bad_loop : std::runtime_error 115#if EV_USE_STDEXCEPT
110 { 116 : std::exception
111 bad_loop () 117#endif
112 : std::runtime_error ("loop can't be initialized")
113 { 118 {
119#if EV_USE_STDEXCEPT
120 const char *what () const EV_NOEXCEPT
114 } 121 {
115 }; 122 return "libev event loop cannot be initialized, bad value of LIBEV_FLAGS?";
123 }
116#endif 124#endif
125 };
117 126
118#ifdef EV_AX 127#ifdef EV_AX
119# undef EV_AX 128# undef EV_AX
120#endif 129#endif
121 130
… …
131# define EV_AX_ 140# define EV_AX_
132#endif 141#endif
133 142
134 struct loop_ref 143 struct loop_ref
135 { 144 {
136
137 loop_ref (EV_P) 145 loop_ref (EV_P) EV_NOEXCEPT
138#if EV_MULTIPLICITY 146#if EV_MULTIPLICITY
139 EV_THROW (bad_loop) : EV_AX (EV_A) 147 : EV_AX (EV_A)
140#endif 148#endif
141 {
142#if EV_MULTIPLICIY && EV_CXX_EXCEPTIONS
143 if (!EV_A)
144 throw bad_loop ();
145#endif
146 } 149 {
150 }
147 151
148 bool operator== (const loop_ref &other) const throw () 152 bool operator == (const loop_ref &other) const EV_NOEXCEPT
149 { 153 {
150#if EV_MULTIPLICITY 154#if EV_MULTIPLICITY
151 return this->EV_AX == other.EV_AX; 155 return EV_AX == other.EV_AX;
152#else 156#else
153 return true; 157 return true;
154#endif 158#endif
155 } 159 }
156 160
157 bool operator!= (const loop_ref &other) const throw () 161 bool operator != (const loop_ref &other) const EV_NOEXCEPT
158 { 162 {
159#if EV_MULTIPLICITY 163#if EV_MULTIPLICITY
160 return ! (*this == other); 164 return ! (*this == other);
161#else 165#else
162 return false; 166 return false;
163#endif 167#endif
164 } 168 }
165 169
166#if EV_MULTIPLICITY 170#if EV_MULTIPLICITY
167 bool operator== (struct ev_loop *other) const throw () 171 bool operator == (const EV_P) const EV_NOEXCEPT
168 { 172 {
169 return this->EV_AX == other; 173 return this->EV_AX == EV_A;
170 }
171
172 bool operator!= (struct ev_loop *other) const throw ()
173 { 174 }
175
176 bool operator != (const EV_P) const EV_NOEXCEPT
177 {
174 return ! (*this == other); 178 return ! (*this == EV_A);
175 }
176
177 bool operator== (const struct ev_loop *other) const throw ()
178 { 179 }
179 return this->EV_AX == other;
180 }
181 180
182 bool operator!= (const struct ev_loop *other) const throw ()
183 {
184 return (*this == other);
185 }
186
187 operator struct ev_loop * () const throw () 181 operator struct ev_loop * () const EV_NOEXCEPT
188 { 182 {
189 return EV_AX; 183 return EV_AX;
190 } 184 }
191 185
192 operator const struct ev_loop * () const throw () 186 operator const struct ev_loop * () const EV_NOEXCEPT
193 { 187 {
194 return EV_AX; 188 return EV_AX;
195 } 189 }
196 190
197 bool is_default () const throw () 191 bool is_default () const EV_NOEXCEPT
198 { 192 {
199 return EV_AX == ev_default_loop (0); 193 return EV_AX == ev_default_loop (0);
200 } 194 }
201#endif 195#endif
202 196
197#if EV_COMPAT3
203 void loop (int flags = 0) 198 void loop (int flags = 0)
204 { 199 {
205 ev_loop (EV_AX_ flags); 200 ev_run (EV_AX_ flags);
206 }
207
208 void unloop (how_t how = ONE) throw ()
209 { 201 }
202
203 void unloop (how_t how = ONE) EV_NOEXCEPT
204 {
210 ev_unloop (EV_AX_ how); 205 ev_break (EV_AX_ how);
211 }
212
213 void post_fork () throw ()
214 { 206 }
215#if EV_MULTIPLICITY 207#endif
208
209 void run (int flags = 0)
210 {
211 ev_run (EV_AX_ flags);
212 }
213
214 void break_loop (how_t how = ONE) EV_NOEXCEPT
215 {
216 ev_break (EV_AX_ how);
217 }
218
219 void post_fork () EV_NOEXCEPT
220 {
216 ev_loop_fork (EV_AX); 221 ev_loop_fork (EV_AX);
217#else
218 ev_default_fork ();
219#endif
220 }
221
222 unsigned int count () const throw ()
223 { 222 }
224 return ev_loop_count (EV_AX);
225 }
226 223
227 unsigned int backend () const throw () 224 unsigned int backend () const EV_NOEXCEPT
228 { 225 {
229 return ev_backend (EV_AX); 226 return ev_backend (EV_AX);
230 } 227 }
231 228
232 tstamp now () const throw () 229 tstamp now () const EV_NOEXCEPT
233 { 230 {
234 return ev_now (EV_AX); 231 return ev_now (EV_AX);
235 } 232 }
236 233
237 void ref () throw () 234 void ref () EV_NOEXCEPT
238 { 235 {
239 ev_ref (EV_AX); 236 ev_ref (EV_AX);
240 } 237 }
241 238
242 void unref () throw () 239 void unref () EV_NOEXCEPT
243 { 240 {
244 ev_unref (EV_AX); 241 ev_unref (EV_AX);
245 } 242 }
246 243
244#if EV_FEATURE_API
245 unsigned int iteration () const EV_NOEXCEPT
246 {
247 return ev_iteration (EV_AX);
248 }
249
250 unsigned int depth () const EV_NOEXCEPT
251 {
252 return ev_depth (EV_AX);
253 }
254
247 void set_io_collect_interval (tstamp interval) throw () 255 void set_io_collect_interval (tstamp interval) EV_NOEXCEPT
248 { 256 {
249 ev_set_io_collect_interval (EV_AX_ interval); 257 ev_set_io_collect_interval (EV_AX_ interval);
250 } 258 }
251 259
252 void set_timeout_collect_interval (tstamp interval) throw () 260 void set_timeout_collect_interval (tstamp interval) EV_NOEXCEPT
253 { 261 {
254 ev_set_timeout_collect_interval (EV_AX_ interval); 262 ev_set_timeout_collect_interval (EV_AX_ interval);
255 } 263 }
264#endif
256 265
257 // function callback 266 // function callback
258 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
259 { 268 {
260 ev_once (EV_AX_ fd, events, timeout, cb, arg); 269 ev_once (EV_AX_ fd, events, timeout, cb, arg);
261 } 270 }
262 271
263 // method callback 272 // method callback
264 template<class K, void (K::*method)(int)> 273 template<class K, void (K::*method)(int)>
265 void once (int fd, int events, tstamp timeout, K *object) throw () 274 void once (int fd, int events, tstamp timeout, K *object) EV_NOEXCEPT
266 { 275 {
267 once (fd, events, timeout, method_thunk<K, method>, object); 276 once (fd, events, timeout, method_thunk<K, method>, object);
268 } 277 }
269 278
279 // default method == operator ()
280 template<class K>
281 void once (int fd, int events, tstamp timeout, K *object) EV_NOEXCEPT
282 {
283 once (fd, events, timeout, method_thunk<K, &K::operator ()>, object);
284 }
285
270 template<class K, void (K::*method)(int)> 286 template<class K, void (K::*method)(int)>
271 static void method_thunk (int revents, void* arg) 287 static void method_thunk (int revents, void *arg)
272 {
273 K *obj = static_cast<K *>(arg);
274 (obj->*method) (revents);
275 } 288 {
289 (static_cast<K *>(arg)->*method)
290 (revents);
291 }
276 292
277 // const method callback 293 // no-argument method callback
278 template<class K, void (K::*method)(int) const>
279 void once (int fd, int events, tstamp timeout, const K *object) throw ()
280 {
281 once (fd, events, timeout, const_method_thunk<K, method>, object);
282 }
283
284 template<class K, void (K::*method)(int) const>
285 static void const_method_thunk (int revents, void* arg)
286 {
287 K *obj = static_cast<K *>(arg);
288 (obj->*method) (revents);
289 }
290
291 // simple method callback
292 template<class K, void (K::*method)()> 294 template<class K, void (K::*method)()>
293 void once (int fd, int events, tstamp timeout, K *object) throw () 295 void once (int fd, int events, tstamp timeout, K *object) EV_NOEXCEPT
294 { 296 {
295 once (fd, events, timeout, method_noargs_thunk<K, method>, object); 297 once (fd, events, timeout, method_noargs_thunk<K, method>, object);
296 } 298 }
297 299
298 template<class K, void (K::*method)()> 300 template<class K, void (K::*method)()>
299 static void method_noargs_thunk (int revents, void* arg) 301 static void method_noargs_thunk (int revents, void *arg)
300 { 302 {
301 K *obj = static_cast<K *>(arg); 303 (static_cast<K *>(arg)->*method)
302 (obj->*method) (); 304 ();
303 } 305 }
304 306
305 // simpler function callback 307 // simpler function callback
306 template<void (*cb)(int)> 308 template<void (*cb)(int)>
307 void once (int fd, int events, tstamp timeout) throw () 309 void once (int fd, int events, tstamp timeout) EV_NOEXCEPT
308 { 310 {
309 once (fd, events, timeout, simpler_func_thunk<cb>); 311 once (fd, events, timeout, simpler_func_thunk<cb>);
310 } 312 }
311 313
312 template<void (*cb)(int)> 314 template<void (*cb)(int)>
313 static void simpler_func_thunk (int revents, void* arg) 315 static void simpler_func_thunk (int revents, void *arg)
314 { 316 {
317 (*cb)
315 (*cb) (revents); 318 (revents);
316 } 319 }
317 320
318 // simplest function callback 321 // simplest function callback
319 template<void (*cb)()> 322 template<void (*cb)()>
320 void once (int fd, int events, tstamp timeout) throw () 323 void once (int fd, int events, tstamp timeout) EV_NOEXCEPT
321 { 324 {
322 once (fd, events, timeout, simplest_func_thunk<cb>); 325 once (fd, events, timeout, simplest_func_thunk<cb>);
323 } 326 }
324 327
325 template<void (*cb)()> 328 template<void (*cb)()>
326 static void simplest_func_thunk (int revents, void* arg) 329 static void simplest_func_thunk (int revents, void *arg)
327 { 330 {
328 (*cb) (); 331 (*cb)
332 ();
329 } 333 }
330 334
331 void feed_fd_event (int fd, int revents) throw () 335 void feed_fd_event (int fd, int revents) EV_NOEXCEPT
332 { 336 {
333 ev_feed_fd_event (EV_AX_ fd, revents); 337 ev_feed_fd_event (EV_AX_ fd, revents);
334 } 338 }
335 339
336 void feed_signal_event (int signum) throw () 340 void feed_signal_event (int signum) EV_NOEXCEPT
337 { 341 {
338 ev_feed_signal_event (EV_AX_ signum); 342 ev_feed_signal_event (EV_AX_ signum);
339 } 343 }
340 344
341#if EV_MULTIPLICITY 345#if EV_MULTIPLICITY
… …
343#endif 347#endif
344 348
345 }; 349 };
346 350
347#if EV_MULTIPLICITY 351#if EV_MULTIPLICITY
348 struct dynamic_loop: loop_ref 352 struct dynamic_loop : loop_ref
349 { 353 {
350 354
351 dynamic_loop (unsigned int flags = AUTO) EV_THROW (bad_loop) 355 dynamic_loop (unsigned int flags = AUTO)
352 : loop_ref (ev_loop_new (flags)) 356 : loop_ref (ev_loop_new (flags))
353 {
354 } 357 {
358 if (!EV_AX)
359 throw bad_loop ();
360 }
355 361
356 ~dynamic_loop () throw () 362 ~dynamic_loop () EV_NOEXCEPT
357 { 363 {
358 ev_loop_destroy (EV_AX); 364 ev_loop_destroy (EV_AX);
359 EV_AX = 0; 365 EV_AX = 0;
360 } 366 }
361 367
… …
366 dynamic_loop & operator= (const dynamic_loop &); 372 dynamic_loop & operator= (const dynamic_loop &);
367 373
368 }; 374 };
369#endif 375#endif
370 376
371 struct default_loop: loop_ref 377 struct default_loop : loop_ref
372 { 378 {
373
374 default_loop (unsigned int flags = AUTO) EV_THROW (bad_loop) 379 default_loop (unsigned int flags = AUTO)
375#if EV_MULTIPLICITY 380#if EV_MULTIPLICITY
376 : loop_ref (ev_default_loop (flags)) 381 : loop_ref (ev_default_loop (flags))
377 { 382#endif
378 } 383 {
384 if (
385#if EV_MULTIPLICITY
386 !EV_AX
379#else 387#else
380 {
381 #if EV_CXX_EXCEPTIONS
382 int r =
383 #endif
384 ev_default_loop (flags); 388 !ev_default_loop (flags)
385 #if EV_CXX_EXCEPTIONS 389#endif
386 if (!r) 390 )
387 throw bad_loop (); 391 throw bad_loop ();
388 #endif
389 }
390#endif
391
392 ~default_loop () throw ()
393 {
394 ev_default_destroy ();
395#if EV_MULTIPLICITY
396 EV_AX = 0;
397#endif
398 } 392 }
399 393
400 private: 394 private:
401
402 default_loop (const default_loop &); 395 default_loop (const default_loop &);
403
404 default_loop & operator= (const default_loop &); 396 default_loop &operator = (const default_loop &);
405
406 }; 397 };
407 398
408 inline loop_ref get_default_loop () throw () 399 inline loop_ref get_default_loop () EV_NOEXCEPT
409 { 400 {
410#if EV_MULTIPLICITY 401#if EV_MULTIPLICITY
411 return ev_default_loop (0); 402 return ev_default_loop (0);
412#else 403#else
413 return loop_ref (); 404 return loop_ref ();
… …
428#endif 419#endif
429 420
430 template<class ev_watcher, class watcher> 421 template<class ev_watcher, class watcher>
431 struct base : ev_watcher 422 struct base : ev_watcher
432 { 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
433 #if EV_MULTIPLICITY 442 #if EV_MULTIPLICITY
434 EV_PX; 443 EV_PX;
435 444
436 void set (EV_PX) throw () 445 // loop set
446 void set (EV_P) EV_NOEXCEPT
437 { 447 {
438 this->EV_A = EV_A; 448 this->EV_A = EV_A;
439 } 449 }
440 #endif 450 #endif
441 451
442 base (EV_PX) throw () 452 base (EV_PX) EV_NOEXCEPT
443 #if EV_MULTIPLICITY 453 #if EV_MULTIPLICITY
444 : EV_A (EV_A) 454 : EV_A (EV_A)
445 #endif 455 #endif
446 { 456 {
447 ev_init (this, 0); 457 ev_init (this, 0);
448 } 458 }
449 459
450 void set_ (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
451 { 461 {
452 this->data = data; 462 this->data = (void *)data;
453 ev_set_cb (static_cast<ev_watcher *>(this), cb); 463 ev_set_cb (static_cast<ev_watcher *>(this), cb);
464 }
465
466 // function callback
467 template<void (*function)(watcher &w, int)>
468 void set (void *data = 0) EV_NOEXCEPT
469 {
470 set_ (data, function_thunk<function>);
471 }
472
473 template<void (*function)(watcher &w, int)>
474 static void function_thunk (EV_P_ ev_watcher *w, int revents)
475 {
476 function
477 (*static_cast<watcher *>(w), revents);
454 } 478 }
455 479
456 // method callback 480 // method callback
457 template<class K, void (K::*method)(watcher &w, int)> 481 template<class K, void (K::*method)(watcher &w, int)>
458 void set (K *object) throw () 482 void set (K *object) EV_NOEXCEPT
459 { 483 {
460 set_ (object, method_thunk<K, method>); 484 set_ (object, method_thunk<K, method>);
485 }
486
487 // default method == operator ()
488 template<class K>
489 void set (K *object) EV_NOEXCEPT
490 {
491 set_ (object, method_thunk<K, &K::operator ()>);
461 } 492 }
462 493
463 template<class K, void (K::*method)(watcher &w, int)> 494 template<class K, void (K::*method)(watcher &w, int)>
464 static void method_thunk (EV_P_ ev_watcher *w, int revents) 495 static void method_thunk (EV_P_ ev_watcher *w, int revents)
465 { 496 {
466 K *obj = static_cast<K *>(w->data); 497 (static_cast<K *>(w->data)->*method)
467 (obj->*method) (*static_cast<watcher *>(w), revents);
468 }
469
470 // const method callback
471 template<class K, void (K::*method)(watcher &w, int) const>
472 void set (const K *object) throw ()
473 {
474 set_ (object, const_method_thunk<K, method>);
475 }
476
477 template<class K, void (K::*method)(watcher &w, int) const>
478 static void const_method_thunk (EV_P_ ev_watcher *w, int revents)
479 {
480 K *obj = static_cast<K *>(w->data);
481 (static_cast<K *>(w->data)->*method) (*static_cast<watcher *>(w), revents);
482 }
483
484 // function callback
485 template<void (*function)(watcher &w, int)>
486 void set (void *data = 0) throw ()
487 {
488 set_ (data, function_thunk<function>);
489 }
490
491 template<void (*function)(watcher &w, int)>
492 static void function_thunk (EV_P_ ev_watcher *w, int revents)
493 {
494 function (*static_cast<watcher *>(w), revents); 498 (*static_cast<watcher *>(w), revents);
495 } 499 }
496 500
497 // simple callback 501 // no-argument callback
498 template<class K, void (K::*method)()> 502 template<class K, void (K::*method)()>
499 void set (K *object) throw () 503 void set (K *object) EV_NOEXCEPT
500 { 504 {
501 set_ (object, method_noargs_thunk<K, method>); 505 set_ (object, method_noargs_thunk<K, method>);
502 } 506 }
503 507
504 template<class K, void (K::*method)()> 508 template<class K, void (K::*method)()>
505 static void method_noargs_thunk (EV_P_ ev_watcher *w, int revents) 509 static void method_noargs_thunk (EV_P_ ev_watcher *w, int revents)
506 { 510 {
507 K *obj = static_cast<K *>(w->data); 511 (static_cast<K *>(w->data)->*method)
508 (obj->*method) (); 512 ();
509 } 513 }
510 514
511 void operator ()(int events = EV_UNDEF) 515 void operator ()(int events = EV_UNDEF)
512 { 516 {
517 return
513 return ev_cb (static_cast<ev_watcher *>(this)) 518 ev_cb (static_cast<ev_watcher *>(this))
514 (static_cast<ev_watcher *>(this), events); 519 (static_cast<ev_watcher *>(this), events);
515 } 520 }
516 521
517 bool is_active () const throw () 522 bool is_active () const EV_NOEXCEPT
518 { 523 {
519 return ev_is_active (static_cast<const ev_watcher *>(this)); 524 return ev_is_active (static_cast<const ev_watcher *>(this));
520 } 525 }
521 526
522 bool is_pending () const throw () 527 bool is_pending () const EV_NOEXCEPT
523 { 528 {
524 return ev_is_pending (static_cast<const ev_watcher *>(this)); 529 return ev_is_pending (static_cast<const ev_watcher *>(this));
525 } 530 }
526 531
527 void feed_event (int revents) throw () 532 void feed_event (int revents) EV_NOEXCEPT
528 { 533 {
529 ev_feed_event (EV_A_ static_cast<const ev_watcher *>(this), revents); 534 ev_feed_event (EV_A_ static_cast<ev_watcher *>(this), revents);
530 } 535 }
531 };
532
533 inline tstamp now () throw ()
534 {
535 return ev_time ();
536 } 536 };
537 537
538 inline tstamp now (EV_P) EV_NOEXCEPT
539 {
540 return ev_now (EV_A);
541 }
542
538 inline void delay (tstamp interval) throw () 543 inline void delay (tstamp interval) EV_NOEXCEPT
539 { 544 {
540 ev_sleep (interval); 545 ev_sleep (interval);
541 } 546 }
542 547
543 inline int version_major () throw () 548 inline int version_major () EV_NOEXCEPT
544 { 549 {
545 return ev_version_major (); 550 return ev_version_major ();
546 } 551 }
547 552
548 inline int version_minor () throw () 553 inline int version_minor () EV_NOEXCEPT
549 { 554 {
550 return ev_version_minor (); 555 return ev_version_minor ();
551 } 556 }
552 557
553 inline unsigned int supported_backends () throw () 558 inline unsigned int supported_backends () EV_NOEXCEPT
554 { 559 {
555 return ev_supported_backends (); 560 return ev_supported_backends ();
556 } 561 }
557 562
558 inline unsigned int recommended_backends () throw () 563 inline unsigned int recommended_backends () EV_NOEXCEPT
559 { 564 {
560 return ev_recommended_backends (); 565 return ev_recommended_backends ();
561 } 566 }
562 567
563 inline unsigned int embeddable_backends () throw () 568 inline unsigned int embeddable_backends () EV_NOEXCEPT
564 { 569 {
565 return ev_embeddable_backends (); 570 return ev_embeddable_backends ();
566 } 571 }
567 572
568 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
569 { 574 {
570 ev_set_allocator (cb); 575 ev_set_allocator (cb);
571 } 576 }
572 577
573 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
574 { 579 {
575 ev_set_syserr_cb (cb); 580 ev_set_syserr_cb (cb);
576 } 581 }
577 582
578 #if EV_MULTIPLICITY 583 #if EV_MULTIPLICITY
579 #define EV_CONSTRUCT(cppstem,cstem) \ 584 #define EV_CONSTRUCT(cppstem,cstem) \
580 (EV_PX = get_default_loop ()) throw () \ 585 (EV_PX = get_default_loop ()) EV_NOEXCEPT \
581 : base<ev_ ## cstem, cppstem> (EV_A) \ 586 : base<ev_ ## cstem, cppstem> (EV_A) \
582 { \ 587 { \
583 } 588 }
584 #else 589 #else
585 #define EV_CONSTRUCT(cppstem,cstem) \ 590 #define EV_CONSTRUCT(cppstem,cstem) \
586 () throw () \ 591 () EV_NOEXCEPT \
587 { \ 592 { \
588 } 593 }
589 #endif 594 #endif
590 595
591 /* using a template here would require quite a bit more lines, 596 /* using a template here would require quite a few more lines,
592 * so a macro solution was chosen */ 597 * so a macro solution was chosen */
593 #define EV_BEGIN_WATCHER(cppstem,cstem) \ 598 #define EV_BEGIN_WATCHER(cppstem,cstem) \
594 \ 599 \
595 struct cppstem : base<ev_ ## cstem, cppstem> \ 600 struct cppstem : base<ev_ ## cstem, cppstem> \
596 { \ 601 { \
597 void start () throw () \ 602 void start () EV_NOEXCEPT \
598 { \ 603 { \
599 ev_ ## cstem ## _start (EV_A_ static_cast<ev_ ## cstem *>(this)); \ 604 ev_ ## cstem ## _start (EV_A_ static_cast<ev_ ## cstem *>(this)); \
600 } \ 605 } \
601 \ 606 \
602 void stop () throw () \ 607 void stop () EV_NOEXCEPT \
603 { \ 608 { \
604 ev_ ## cstem ## _stop (EV_A_ static_cast<ev_ ## cstem *>(this)); \ 609 ev_ ## cstem ## _stop (EV_A_ static_cast<ev_ ## cstem *>(this)); \
605 } \ 610 } \
606 \ 611 \
607 cppstem EV_CONSTRUCT(cppstem,cstem) \ 612 cppstem EV_CONSTRUCT(cppstem,cstem) \
608 \ 613 \
609 ~cppstem () throw () \ 614 ~cppstem () EV_NOEXCEPT \
610 { \ 615 { \
611 stop (); \ 616 stop (); \
612 } \ 617 } \
613 \ 618 \
614 using base<ev_ ## cstem, cppstem>::set; \ 619 using base<ev_ ## cstem, cppstem>::set; \
615 \ 620 \
616 private: \ 621 private: \
617 \ 622 \
618 cppstem (const cppstem &o); \ 623 cppstem (const cppstem &o); \
619 \ 624 \
620 cppstem & operator =(const cppstem &o); \ 625 cppstem &operator =(const cppstem &o); \
621 \ 626 \
622 public: 627 public:
623 628
624 #define EV_END_WATCHER(cppstem,cstem) \ 629 #define EV_END_WATCHER(cppstem,cstem) \
625 }; 630 };
631 //TODO: https://paste.debian.net/1268417/
626 632
627 EV_BEGIN_WATCHER (io, io) 633 EV_BEGIN_WATCHER (io, io)
628 void set (int fd, int events) throw () 634 void set (int fd, int events) EV_NOEXCEPT
629 { 635 {
630 int active = is_active (); 636 freeze_guard freeze (this);
631 if (active) stop ();
632 ev_io_set (static_cast<ev_io *>(this), fd, events); 637 ev_io_set (static_cast<ev_io *>(this), fd, events);
633 if (active) start ();
634 }
635
636 void set (int events) throw ()
637 { 638 }
638 int active = is_active (); 639
639 if (active) stop (); 640 void set (int events) EV_NOEXCEPT
641 {
642 freeze_guard freeze (this);
640 ev_io_set (static_cast<ev_io *>(this), fd, events); 643 ev_io_modify (static_cast<ev_io *>(this), events);
641 if (active) start ();
642 } 644 }
643 645
644 void start (int fd, int events) throw () 646 void start (int fd, int events) EV_NOEXCEPT
645 { 647 {
646 set (fd, events); 648 set (fd, events);
647 start (); 649 start ();
648 } 650 }
649 EV_END_WATCHER (io, io) 651 EV_END_WATCHER (io, io)
650 652
651 EV_BEGIN_WATCHER (timer, timer) 653 EV_BEGIN_WATCHER (timer, timer)
652 void set (ev_tstamp after, ev_tstamp repeat = 0.) throw () 654 void set (ev_tstamp after, ev_tstamp repeat = 0.) EV_NOEXCEPT
653 { 655 {
654 int active = is_active (); 656 freeze_guard freeze (this);
655 if (active) stop ();
656 ev_timer_set (static_cast<ev_timer *>(this), after, repeat); 657 ev_timer_set (static_cast<ev_timer *>(this), after, repeat);
657 if (active) start ();
658 } 658 }
659 659
660 void start (ev_tstamp after, ev_tstamp repeat = 0.) throw () 660 void start (ev_tstamp after, ev_tstamp repeat = 0.) EV_NOEXCEPT
661 { 661 {
662 set (after, repeat); 662 set (after, repeat);
663 start (); 663 start ();
664 } 664 }
665 665
666 void again () throw () 666 void again () EV_NOEXCEPT
667 { 667 {
668 ev_timer_again (EV_A_ static_cast<ev_timer *>(this)); 668 ev_timer_again (EV_A_ static_cast<ev_timer *>(this));
669 }
670
671 ev_tstamp remaining ()
672 {
673 return ev_timer_remaining (EV_A_ static_cast<ev_timer *>(this));
669 } 674 }
670 EV_END_WATCHER (timer, timer) 675 EV_END_WATCHER (timer, timer)
671 676
672 #if EV_PERIODIC_ENABLE 677 #if EV_PERIODIC_ENABLE
673 EV_BEGIN_WATCHER (periodic, periodic) 678 EV_BEGIN_WATCHER (periodic, periodic)
674 void set (ev_tstamp at, ev_tstamp interval = 0.) throw () 679 void set (ev_tstamp at, ev_tstamp interval = 0.) EV_NOEXCEPT
675 { 680 {
676 int active = is_active (); 681 freeze_guard freeze (this);
677 if (active) stop ();
678 ev_periodic_set (static_cast<ev_periodic *>(this), at, interval, 0); 682 ev_periodic_set (static_cast<ev_periodic *>(this), at, interval, 0);
679 if (active) start ();
680 } 683 }
681 684
682 void start (ev_tstamp at, ev_tstamp interval = 0.) throw () 685 void start (ev_tstamp at, ev_tstamp interval = 0.) EV_NOEXCEPT
683 { 686 {
684 set (at, interval); 687 set (at, interval);
685 start (); 688 start ();
686 } 689 }
687 690
688 void again () throw () 691 void again () EV_NOEXCEPT
689 { 692 {
690 ev_periodic_again (EV_A_ static_cast<ev_periodic *>(this)); 693 ev_periodic_again (EV_A_ static_cast<ev_periodic *>(this));
691 } 694 }
692 EV_END_WATCHER (periodic, periodic) 695 EV_END_WATCHER (periodic, periodic)
693 #endif 696 #endif
694 697
698 #if EV_SIGNAL_ENABLE
695 EV_BEGIN_WATCHER (sig, signal) 699 EV_BEGIN_WATCHER (sig, signal)
696 void set (int signum) throw () 700 void set (int signum) EV_NOEXCEPT
697 { 701 {
698 int active = is_active (); 702 freeze_guard freeze (this);
699 if (active) stop ();
700 ev_signal_set (static_cast<ev_signal *>(this), signum); 703 ev_signal_set (static_cast<ev_signal *>(this), signum);
701 if (active) start ();
702 } 704 }
703 705
704 void start (int signum) throw () 706 void start (int signum) EV_NOEXCEPT
705 { 707 {
706 set (signum); 708 set (signum);
707 start (); 709 start ();
708 } 710 }
709 EV_END_WATCHER (sig, signal) 711 EV_END_WATCHER (sig, signal)
712 #endif
710 713
714 #if EV_CHILD_ENABLE
711 EV_BEGIN_WATCHER (child, child) 715 EV_BEGIN_WATCHER (child, child)
712 void set (int pid) throw () 716 void set (int pid, int trace = 0) EV_NOEXCEPT
713 { 717 {
714 int active = is_active (); 718 freeze_guard freeze (this);
715 if (active) stop ();
716 ev_child_set (static_cast<ev_child *>(this), pid); 719 ev_child_set (static_cast<ev_child *>(this), pid, trace);
717 if (active) start ();
718 }
719
720 void start (int pid) throw ()
721 { 720 }
721
722 void start (int pid, int trace = 0) EV_NOEXCEPT
723 {
722 set (pid); 724 set (pid, trace);
723 start (); 725 start ();
724 } 726 }
725 EV_END_WATCHER (child, child) 727 EV_END_WATCHER (child, child)
728 #endif
726 729
727 #if EV_STAT_ENABLE 730 #if EV_STAT_ENABLE
728 EV_BEGIN_WATCHER (stat, stat) 731 EV_BEGIN_WATCHER (stat, stat)
729 void set (const char *path, ev_tstamp interval = 0.) throw () 732 void set (const char *path, ev_tstamp interval = 0.) EV_NOEXCEPT
730 { 733 {
731 int active = is_active (); 734 freeze_guard freeze (this);
732 if (active) stop ();
733 ev_stat_set (static_cast<ev_stat *>(this), path, interval); 735 ev_stat_set (static_cast<ev_stat *>(this), path, interval);
734 if (active) start ();
735 } 736 }
736 737
737 void start (const char *path, ev_tstamp interval = 0.) throw () 738 void start (const char *path, ev_tstamp interval = 0.) EV_NOEXCEPT
738 { 739 {
739 stop (); 740 stop ();
740 set (path, interval); 741 set (path, interval);
741 start (); 742 start ();
742 } 743 }
743 744
744 void update () throw () 745 void update () EV_NOEXCEPT
745 { 746 {
746 ev_stat_stat (EV_A_ static_cast<ev_stat *>(this)); 747 ev_stat_stat (EV_A_ static_cast<ev_stat *>(this));
747 } 748 }
748 EV_END_WATCHER (stat, stat) 749 EV_END_WATCHER (stat, stat)
749 #endif 750 #endif
750 751
752 #if EV_IDLE_ENABLE
751 EV_BEGIN_WATCHER (idle, idle) 753 EV_BEGIN_WATCHER (idle, idle)
752 void set () throw () { } 754 void set () EV_NOEXCEPT { }
753 EV_END_WATCHER (idle, idle) 755 EV_END_WATCHER (idle, idle)
756 #endif
754 757
758 #if EV_PREPARE_ENABLE
755 EV_BEGIN_WATCHER (prepare, prepare) 759 EV_BEGIN_WATCHER (prepare, prepare)
756 void set () throw () { } 760 void set () EV_NOEXCEPT { }
757 EV_END_WATCHER (prepare, prepare) 761 EV_END_WATCHER (prepare, prepare)
762 #endif
758 763
764 #if EV_CHECK_ENABLE
759 EV_BEGIN_WATCHER (check, check) 765 EV_BEGIN_WATCHER (check, check)
760 void set () throw () { } 766 void set () EV_NOEXCEPT { }
761 EV_END_WATCHER (check, check) 767 EV_END_WATCHER (check, check)
768 #endif
762 769
763 #if EV_EMBED_ENABLE 770 #if EV_EMBED_ENABLE
764 EV_BEGIN_WATCHER (embed, embed) 771 EV_BEGIN_WATCHER (embed, embed)
765 void start (struct ev_loop *embedded_loop) throw () 772 void set_embed (struct ev_loop *embedded_loop) EV_NOEXCEPT
766 { 773 {
767 stop (); 774 freeze_guard freeze (this);
768 ev_embed_set (static_cast<ev_embed *>(this), embedded_loop); 775 ev_embed_set (static_cast<ev_embed *>(this), embedded_loop);
776 }
777
778 void start (struct ev_loop *embedded_loop) EV_NOEXCEPT
779 {
780 set (embedded_loop);
769 start (); 781 start ();
770 } 782 }
771 783
772 void sweep () 784 void sweep ()
773 { 785 {
… …
776 EV_END_WATCHER (embed, embed) 788 EV_END_WATCHER (embed, embed)
777 #endif 789 #endif
778 790
779 #if EV_FORK_ENABLE 791 #if EV_FORK_ENABLE
780 EV_BEGIN_WATCHER (fork, fork) 792 EV_BEGIN_WATCHER (fork, fork)
781 void set () throw () { } 793 void set () EV_NOEXCEPT { }
782 EV_END_WATCHER (fork, fork) 794 EV_END_WATCHER (fork, fork)
795 #endif
796
797 #if EV_ASYNC_ENABLE
798 EV_BEGIN_WATCHER (async, async)
799 void send () EV_NOEXCEPT
800 {
801 ev_async_send (EV_A_ static_cast<ev_async *>(this));
802 }
803
804 bool async_pending () EV_NOEXCEPT
805 {
806 return ev_async_pending (static_cast<ev_async *>(this));
807 }
808 EV_END_WATCHER (async, async)
783 #endif 809 #endif
784 810
785 #undef EV_PX 811 #undef EV_PX
786 #undef EV_PX_ 812 #undef EV_PX_
787 #undef EV_CONSTRUCT 813 #undef EV_CONSTRUCT
788 #undef EV_BEGIN_WATCHER 814 #undef EV_BEGIN_WATCHER
789 #undef EV_END_WATCHER 815 #undef EV_END_WATCHER
790
791} 816}
792 817
793#undef EV_THROW
794
795#endif 818#endif
796 819

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