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Comparing libev/ev++.h (file contents):
Revision 1.27 by llucax, Fri Jan 18 18:14:23 2008 UTC vs.
Revision 1.55 by root, Sun Oct 24 17:58:41 2010 UTC

1/* 1/*
2 * libev simple C++ wrapper classes 2 * libev simple C++ wrapper classes
3 * 3 *
4 * Copyright (c) 2007 Marc Alexander Lehmann <libev@schmorp.de> 4 * Copyright (c) 2007,2008,2010 Marc Alexander Lehmann <libev@schmorp.de>
5 * All rights reserved. 5 * All rights reserved.
6 * 6 *
7 * Redistribution and use in source and binary forms, with or without modifica- 7 * Redistribution and use in source and binary forms, with or without modifica-
8 * tion, are permitted provided that the following conditions are met: 8 * tion, are permitted provided that the following conditions are met:
9 * 9 *
… …
44# include EV_H 44# include EV_H
45#else 45#else
46# include "ev.h" 46# include "ev.h"
47#endif 47#endif
48 48
49#ifndef EV_USE_STDEXCEPT
50# define EV_USE_STDEXCEPT 1
51#endif
52
53#if EV_USE_STDEXCEPT
54# include <stdexcept>
55#endif
56
49namespace ev { 57namespace ev {
50 58
51 typedef ev_tstamp tstamp; 59 typedef ev_tstamp tstamp;
52 60
53 enum { 61 enum
62 {
54 UNDEF = EV_UNDEF, 63 UNDEF = EV_UNDEF,
55 NONE = EV_NONE, 64 NONE = EV_NONE,
56 READ = EV_READ, 65 READ = EV_READ,
57 WRITE = EV_WRITE, 66 WRITE = EV_WRITE,
67#if EV_COMPAT3
58 TIMEOUT = EV_TIMEOUT, 68 TIMEOUT = EV_TIMEOUT,
69#endif
70 TIMER = EV_TIMER,
59 PERIODIC = EV_PERIODIC, 71 PERIODIC = EV_PERIODIC,
60 SIGNAL = EV_SIGNAL, 72 SIGNAL = EV_SIGNAL,
61 CHILD = EV_CHILD, 73 CHILD = EV_CHILD,
62 STAT = EV_STAT, 74 STAT = EV_STAT,
63 IDLE = EV_IDLE, 75 IDLE = EV_IDLE,
64 CHECK = EV_CHECK, 76 CHECK = EV_CHECK,
65 PREPARE = EV_PREPARE, 77 PREPARE = EV_PREPARE,
66 FORK = EV_FORK, 78 FORK = EV_FORK,
79 ASYNC = EV_ASYNC,
67 EMBED = EV_EMBED, 80 EMBED = EV_EMBED,
81# undef ERROR // some systems stupidly #define ERROR
68 ERROR = EV_ERROR, 82 ERROR = EV_ERROR
69 }; 83 };
70 84
71 enum 85 enum
72 { 86 {
73 AUTO = EVFLAG_AUTO, 87 AUTO = EVFLAG_AUTO,
74 NOENV = EVFLAG_NOENV, 88 NOENV = EVFLAG_NOENV,
75 FORKCHECK = EVFLAG_FORKCHECK, 89 FORKCHECK = EVFLAG_FORKCHECK,
90
76 SELECT = EVBACKEND_SELECT, 91 SELECT = EVBACKEND_SELECT,
77 POLL = EVBACKEND_POLL, 92 POLL = EVBACKEND_POLL,
78 EPOLL = EVBACKEND_EPOLL, 93 EPOLL = EVBACKEND_EPOLL,
79 KQUEUE = EVBACKEND_KQUEUE, 94 KQUEUE = EVBACKEND_KQUEUE,
80 DEVPOLL = EVBACKEND_DEVPOLL, 95 DEVPOLL = EVBACKEND_DEVPOLL,
81 PORT = EVBACKEND_PORT 96 PORT = EVBACKEND_PORT
82 }; 97 };
83 98
84 enum 99 enum
85 { 100 {
101#if EV_COMPAT3
86 NONBLOCK = EVLOOP_NONBLOCK, 102 NONBLOCK = EVLOOP_NONBLOCK,
87 ONESHOT = EVLOOP_ONESHOT 103 ONESHOT = EVLOOP_ONESHOT,
104#endif
105 NOWAIT = EVRUN_NOWAIT,
106 ONCE = EVRUN_ONCE
88 }; 107 };
89 108
90 enum how_t 109 enum how_t
91 { 110 {
92 ONE = EVUNLOOP_ONE, 111 ONE = EVBREAK_ONE,
93 ALL = EVUNLOOP_ALL 112 ALL = EVBREAK_ALL
113 };
114
115 struct bad_loop
116#if EV_USE_STDEXCEPT
117 : std::runtime_error
118#endif
119 {
120#if EV_USE_STDEXCEPT
121 bad_loop ()
122 : std::runtime_error ("libev event loop cannot be initialized, bad value of LIBEV_FLAGS?")
123 {
124 }
125#endif
126 };
127
128#ifdef EV_AX
129# undef EV_AX
130#endif
131
132#ifdef EV_AX_
133# undef EV_AX_
134#endif
135
136#if EV_MULTIPLICITY
137# define EV_AX raw_loop
138# define EV_AX_ raw_loop,
139#else
140# define EV_AX
141# define EV_AX_
142#endif
143
144 struct loop_ref
145 {
146 loop_ref (EV_P) throw ()
147#if EV_MULTIPLICITY
148 : EV_AX (EV_A)
149#endif
150 {
151 }
152
153 bool operator == (const loop_ref &other) const throw ()
154 {
155#if EV_MULTIPLICITY
156 return EV_AX == other.EV_AX;
157#else
158 return true;
159#endif
160 }
161
162 bool operator != (const loop_ref &other) const throw ()
163 {
164#if EV_MULTIPLICITY
165 return ! (*this == other);
166#else
167 return false;
168#endif
169 }
170
171#if EV_MULTIPLICITY
172 bool operator == (const EV_P) const throw ()
173 {
174 return this->EV_AX == EV_A;
175 }
176
177 bool operator != (const EV_P) const throw ()
178 {
179 return (*this == EV_A);
180 }
181
182 operator struct ev_loop * () const throw ()
183 {
184 return EV_AX;
185 }
186
187 operator const struct ev_loop * () const throw ()
188 {
189 return EV_AX;
190 }
191
192 bool is_default () const throw ()
193 {
194 return EV_AX == ev_default_loop (0);
195 }
196#endif
197
198#if EV_COMPAT3
199 void loop (int flags = 0)
200 {
201 ev_run (EV_AX_ flags);
202 }
203
204 void unloop (how_t how = ONE) throw ()
205 {
206 ev_break (EV_AX_ how);
207 }
208#endif
209
210 void run (int flags = 0)
211 {
212 ev_run (EV_AX_ flags);
213 }
214
215 void break_loop (how_t how = ONE) throw ()
216 {
217 ev_break (EV_AX_ how);
218 }
219
220 void post_fork () throw ()
221 {
222 ev_loop_fork (EV_AX);
223 }
224
225 unsigned int backend () const throw ()
226 {
227 return ev_backend (EV_AX);
228 }
229
230 tstamp now () const throw ()
231 {
232 return ev_now (EV_AX);
233 }
234
235 void ref () throw ()
236 {
237 ev_ref (EV_AX);
238 }
239
240 void unref () throw ()
241 {
242 ev_unref (EV_AX);
243 }
244
245#if EV_FEATURE_API
246 unsigned int iteration () const throw ()
247 {
248 return ev_iteration (EV_AX);
249 }
250
251 unsigned int depth () const throw ()
252 {
253 return ev_depth (EV_AX);
254 }
255
256 void set_io_collect_interval (tstamp interval) throw ()
257 {
258 ev_set_io_collect_interval (EV_AX_ interval);
259 }
260
261 void set_timeout_collect_interval (tstamp interval) throw ()
262 {
263 ev_set_timeout_collect_interval (EV_AX_ interval);
264 }
265#endif
266
267 // function callback
268 void once (int fd, int events, tstamp timeout, void (*cb)(int, void *), void *arg = 0) throw ()
269 {
270 ev_once (EV_AX_ fd, events, timeout, cb, arg);
271 }
272
273 // method callback
274 template<class K, void (K::*method)(int)>
275 void once (int fd, int events, tstamp timeout, K *object) throw ()
276 {
277 once (fd, events, timeout, method_thunk<K, method>, object);
278 }
279
280 // default method == operator ()
281 template<class K>
282 void once (int fd, int events, tstamp timeout, K *object) throw ()
283 {
284 once (fd, events, timeout, method_thunk<K, &K::operator ()>, object);
285 }
286
287 template<class K, void (K::*method)(int)>
288 static void method_thunk (int revents, void *arg)
289 {
290 static_cast<K *>(arg)->*method
291 (revents);
292 }
293
294 // no-argument method callback
295 template<class K, void (K::*method)()>
296 void once (int fd, int events, tstamp timeout, K *object) throw ()
297 {
298 once (fd, events, timeout, method_noargs_thunk<K, method>, object);
299 }
300
301 template<class K, void (K::*method)()>
302 static void method_noargs_thunk (int revents, void *arg)
303 {
304 static_cast<K *>(arg)->*method
305 ();
306 }
307
308 // simpler function callback
309 template<void (*cb)(int)>
310 void once (int fd, int events, tstamp timeout) throw ()
311 {
312 once (fd, events, timeout, simpler_func_thunk<cb>);
313 }
314
315 template<void (*cb)(int)>
316 static void simpler_func_thunk (int revents, void *arg)
317 {
318 (*cb)
319 (revents);
320 }
321
322 // simplest function callback
323 template<void (*cb)()>
324 void once (int fd, int events, tstamp timeout) throw ()
325 {
326 once (fd, events, timeout, simplest_func_thunk<cb>);
327 }
328
329 template<void (*cb)()>
330 static void simplest_func_thunk (int revents, void *arg)
331 {
332 (*cb)
333 ();
334 }
335
336 void feed_fd_event (int fd, int revents) throw ()
337 {
338 ev_feed_fd_event (EV_AX_ fd, revents);
339 }
340
341 void feed_signal_event (int signum) throw ()
342 {
343 ev_feed_signal_event (EV_AX_ signum);
344 }
345
346#if EV_MULTIPLICITY
347 struct ev_loop* EV_AX;
348#endif
349
350 };
351
352#if EV_MULTIPLICITY
353 struct dynamic_loop : loop_ref
354 {
355
356 dynamic_loop (unsigned int flags = AUTO) throw (bad_loop)
357 : loop_ref (ev_loop_new (flags))
358 {
359 if (!EV_AX)
360 throw bad_loop ();
361 }
362
363 ~dynamic_loop () throw ()
364 {
365 ev_loop_destroy (EV_AX);
366 EV_AX = 0;
367 }
368
369 private:
370
371 dynamic_loop (const dynamic_loop &);
372
373 dynamic_loop & operator= (const dynamic_loop &);
374
375 };
376#endif
377
378 struct default_loop : loop_ref
379 {
380 default_loop (unsigned int flags = AUTO) throw (bad_loop)
381#if EV_MULTIPLICITY
382 : loop_ref (ev_default_loop (flags))
383#endif
384 {
385 if (
386#if EV_MULTIPLICITY
387 !EV_AX
388#else
389 !ev_default_loop (flags)
390#endif
391 )
392 throw bad_loop ();
393 }
394
395 private:
396 default_loop (const default_loop &);
397 default_loop &operator = (const default_loop &);
398 };
399
400 inline loop_ref get_default_loop () throw ()
401 {
402#if EV_MULTIPLICITY
403 return ev_default_loop (0);
404#else
405 return loop_ref ();
406#endif
94 }; 407 }
408
409#undef EV_AX
410#undef EV_AX_
411
412#undef EV_PX
413#undef EV_PX_
414#if EV_MULTIPLICITY
415# define EV_PX loop_ref EV_A
416# define EV_PX_ loop_ref EV_A_
417#else
418# define EV_PX
419# define EV_PX_
420#endif
95 421
96 template<class ev_watcher, class watcher> 422 template<class ev_watcher, class watcher>
97 struct base : ev_watcher 423 struct base : ev_watcher
98 { 424 {
99 #if EV_MULTIPLICITY 425 #if EV_MULTIPLICITY
100 EV_P; 426 EV_PX;
101 427
428 // loop set
102 void set (EV_P) 429 void set (EV_P) throw ()
103 { 430 {
104 this->EV_A = EV_A; 431 this->EV_A = EV_A;
105 } 432 }
106 #endif 433 #endif
107 434
108 base () 435 base (EV_PX) throw ()
436 #if EV_MULTIPLICITY
437 : EV_A (EV_A)
438 #endif
109 { 439 {
110 ev_init (this, 0); 440 ev_init (this, 0);
111 } 441 }
112 442
113 void set_ (void *data, void (*cb)(EV_P_ ev_watcher *w, int revents)) 443 void set_ (const void *data, void (*cb)(EV_P_ ev_watcher *w, int revents)) throw ()
114 { 444 {
115 this->data = data; 445 this->data = (void *)data;
116 ev_set_cb (static_cast<ev_watcher *>(this), cb); 446 ev_set_cb (static_cast<ev_watcher *>(this), cb);
447 }
448
449 // function callback
450 template<void (*function)(watcher &w, int)>
451 void set (void *data = 0) throw ()
452 {
453 set_ (data, function_thunk<function>);
454 }
455
456 template<void (*function)(watcher &w, int)>
457 static void function_thunk (EV_P_ ev_watcher *w, int revents)
458 {
459 function
460 (*static_cast<watcher *>(w), revents);
117 } 461 }
118 462
119 // method callback 463 // method callback
120 template<class K, void (K::*method)(watcher &w, int)> 464 template<class K, void (K::*method)(watcher &w, int)>
121 void set (K *object) 465 void set (K *object) throw ()
122 { 466 {
123 set_ (object, method_thunk<K, method>); 467 set_ (object, method_thunk<K, method>);
468 }
469
470 // default method == operator ()
471 template<class K>
472 void set (K *object) throw ()
473 {
474 set_ (object, method_thunk<K, &K::operator ()>);
124 } 475 }
125 476
126 template<class K, void (K::*method)(watcher &w, int)> 477 template<class K, void (K::*method)(watcher &w, int)>
127 static void method_thunk (EV_P_ ev_watcher *w, int revents) 478 static void method_thunk (EV_P_ ev_watcher *w, int revents)
128 { 479 {
129 K *obj = static_cast<K *>(w->data); 480 (static_cast<K *>(w->data)->*method)
130 (obj->*method) (*static_cast<watcher *>(w), revents);
131 }
132
133 // const method callback
134 template<class K, void (K::*method)(watcher &w, int) const>
135 void set (const K *object)
136 {
137 set_ (object, const_method_thunk<K, method>);
138 }
139
140 template<class K, void (K::*method)(watcher &w, int) const>
141 static void const_method_thunk (EV_P_ ev_watcher *w, int revents)
142 {
143 K *obj = static_cast<K *>(w->data);
144 (static_cast<K *>(w->data)->*method) (*static_cast<watcher *>(w), revents);
145 }
146
147 // function callback
148 template<void (*function)(watcher &w, int)>
149 void set (void *data = 0)
150 {
151 set_ (data, function_thunk<function>);
152 }
153
154 template<void (*function)(watcher &w, int)>
155 static void function_thunk (EV_P_ ev_watcher *w, int revents)
156 {
157 function (*static_cast<watcher *>(w), revents); 481 (*static_cast<watcher *>(w), revents);
158 } 482 }
159 483
160 // simple callback 484 // no-argument callback
161 template<class K, void (K::*method)()> 485 template<class K, void (K::*method)()>
162 void set (K *object) 486 void set (K *object) throw ()
163 { 487 {
164 set_ (object, method_noargs_thunk<K, method>); 488 set_ (object, method_noargs_thunk<K, method>);
165 } 489 }
166 490
167 template<class K, void (K::*method)()> 491 template<class K, void (K::*method)()>
168 static void method_noargs_thunk (EV_P_ ev_watcher *w, int revents) 492 static void method_noargs_thunk (EV_P_ ev_watcher *w, int revents)
169 { 493 {
170 K *obj = static_cast<K *>(w->data); 494 (static_cast<K *>(w->data)->*method)
171 (obj->*method) (); 495 ();
172 } 496 }
173 497
174 void operator ()(int events = EV_UNDEF) 498 void operator ()(int events = EV_UNDEF)
175 { 499 {
500 return
176 return ev_cb (static_cast<ev_watcher *>(this)) 501 ev_cb (static_cast<ev_watcher *>(this))
177 (static_cast<ev_watcher *>(this), events); 502 (static_cast<ev_watcher *>(this), events);
178 } 503 }
179 504
180 bool is_active () const 505 bool is_active () const throw ()
181 { 506 {
182 return ev_is_active (static_cast<const ev_watcher *>(this)); 507 return ev_is_active (static_cast<const ev_watcher *>(this));
183 } 508 }
184 509
185 bool is_pending () const 510 bool is_pending () const throw ()
186 { 511 {
187 return ev_is_pending (static_cast<const ev_watcher *>(this)); 512 return ev_is_pending (static_cast<const ev_watcher *>(this));
188 } 513 }
189 514
190 void feed_event (int revents) 515 void feed_event (int revents) throw ()
191 { 516 {
192 ev_feed_event (EV_A_ static_cast<const ev_watcher *>(this), revents); 517 ev_feed_event (EV_A_ static_cast<const ev_watcher *>(this), revents);
193 } 518 }
194 }; 519 };
195 520
521 inline tstamp now () throw ()
522 {
523 return ev_time ();
524 }
525
196 inline void delay (tstamp interval) 526 inline void delay (tstamp interval) throw ()
197 { 527 {
198 ev_sleep (interval); 528 ev_sleep (interval);
199 } 529 }
200 530
201 inline int version_major () 531 inline int version_major () throw ()
202 { 532 {
203 return ev_version_major (); 533 return ev_version_major ();
204 } 534 }
205 535
206 inline int version_minor () 536 inline int version_minor () throw ()
207 { 537 {
208 return ev_version_minor (); 538 return ev_version_minor ();
209 } 539 }
210 540
211 inline unsigned int supported_backends () 541 inline unsigned int supported_backends () throw ()
212 { 542 {
213 return ev_supported_backends (); 543 return ev_supported_backends ();
214 } 544 }
215 545
216 inline unsigned int recommended_backends () 546 inline unsigned int recommended_backends () throw ()
217 { 547 {
218 return ev_recommended_backends (); 548 return ev_recommended_backends ();
219 } 549 }
220 550
221 inline unsigned int embeddable_backends () 551 inline unsigned int embeddable_backends () throw ()
222 { 552 {
223 return ev_embeddable_backends (); 553 return ev_embeddable_backends ();
224 } 554 }
225 555
226 inline void set_allocator (void *(*cb)(void *ptr, long size)) 556 inline void set_allocator (void *(*cb)(void *ptr, long size)) throw ()
227 { 557 {
228 ev_set_allocator (cb); 558 ev_set_allocator (cb);
229 } 559 }
230 560
231 inline void set_syserr_cb (void (*cb)(const char *msg)) 561 inline void set_syserr_cb (void (*cb)(const char *msg)) throw ()
232 { 562 {
233 ev_set_syserr_cb (cb); 563 ev_set_syserr_cb (cb);
234 } 564 }
235 565
236
237 inline ev_tstamp now (EV_P)
238 {
239 return ev_now (EV_A);
240 }
241
242 #if EV_MULTIPLICITY 566 #if EV_MULTIPLICITY
243 #define EV_CONSTRUCT \ 567 #define EV_CONSTRUCT(cppstem,cstem) \
244 (EV_P = EV_DEFAULT) \ 568 (EV_PX = get_default_loop ()) throw () \
569 : base<ev_ ## cstem, cppstem> (EV_A) \
245 { \ 570 { \
246 set (EV_A); \
247 } 571 }
248 #else 572 #else
249 #define EV_CONSTRUCT \ 573 #define EV_CONSTRUCT(cppstem,cstem) \
250 () \ 574 () throw () \
251 { \ 575 { \
252 } 576 }
253 #endif 577 #endif
254 578
255 /* using a template here would require quite a bit more lines, 579 /* using a template here would require quite a bit more lines,
256 * so a macro solution was chosen */ 580 * so a macro solution was chosen */
257 #define EV_BEGIN_WATCHER(cppstem,cstem) \ 581 #define EV_BEGIN_WATCHER(cppstem,cstem) \
258 \ 582 \
259 struct cppstem : base<ev_ ## cstem, cppstem> \ 583 struct cppstem : base<ev_ ## cstem, cppstem> \
260 { \ 584 { \
261 void start () \ 585 void start () throw () \
262 { \ 586 { \
263 ev_ ## cstem ## _start (EV_A_ static_cast<ev_ ## cstem *>(this)); \ 587 ev_ ## cstem ## _start (EV_A_ static_cast<ev_ ## cstem *>(this)); \
264 } \ 588 } \
265 \ 589 \
266 void stop () \ 590 void stop () throw () \
267 { \ 591 { \
268 ev_ ## cstem ## _stop (EV_A_ static_cast<ev_ ## cstem *>(this)); \ 592 ev_ ## cstem ## _stop (EV_A_ static_cast<ev_ ## cstem *>(this)); \
269 } \ 593 } \
270 \ 594 \
271 cppstem EV_CONSTRUCT \ 595 cppstem EV_CONSTRUCT(cppstem,cstem) \
272 \ 596 \
273 ~cppstem () \ 597 ~cppstem () throw () \
274 { \ 598 { \
275 stop (); \ 599 stop (); \
276 } \ 600 } \
277 \ 601 \
278 using base<ev_ ## cstem, cppstem>::set; \ 602 using base<ev_ ## cstem, cppstem>::set; \
279 \ 603 \
280 private: \ 604 private: \
281 \ 605 \
282 cppstem (const cppstem &o); \ 606 cppstem (const cppstem &o); \
283 \ 607 \
284 cppstem & operator =(const cppstem &o); \ 608 cppstem &operator =(const cppstem &o); \
285 \ 609 \
286 public: 610 public:
287 611
288 #define EV_END_WATCHER(cppstem,cstem) \ 612 #define EV_END_WATCHER(cppstem,cstem) \
289 }; 613 };
290 614
291 EV_BEGIN_WATCHER (io, io) 615 EV_BEGIN_WATCHER (io, io)
292 void set (int fd, int events) 616 void set (int fd, int events) throw ()
293 { 617 {
294 int active = is_active (); 618 int active = is_active ();
295 if (active) stop (); 619 if (active) stop ();
296 ev_io_set (static_cast<ev_io *>(this), fd, events); 620 ev_io_set (static_cast<ev_io *>(this), fd, events);
297 if (active) start (); 621 if (active) start ();
298 } 622 }
299 623
300 void set (int events) 624 void set (int events) throw ()
301 { 625 {
302 int active = is_active (); 626 int active = is_active ();
303 if (active) stop (); 627 if (active) stop ();
304 ev_io_set (static_cast<ev_io *>(this), fd, events); 628 ev_io_set (static_cast<ev_io *>(this), fd, events);
305 if (active) start (); 629 if (active) start ();
306 } 630 }
307 631
308 void start (int fd, int events) 632 void start (int fd, int events) throw ()
309 { 633 {
310 set (fd, events); 634 set (fd, events);
311 start (); 635 start ();
312 } 636 }
313 EV_END_WATCHER (io, io) 637 EV_END_WATCHER (io, io)
314 638
315 EV_BEGIN_WATCHER (timer, timer) 639 EV_BEGIN_WATCHER (timer, timer)
316 void set (ev_tstamp after, ev_tstamp repeat = 0.) 640 void set (ev_tstamp after, ev_tstamp repeat = 0.) throw ()
317 { 641 {
318 int active = is_active (); 642 int active = is_active ();
319 if (active) stop (); 643 if (active) stop ();
320 ev_timer_set (static_cast<ev_timer *>(this), after, repeat); 644 ev_timer_set (static_cast<ev_timer *>(this), after, repeat);
321 if (active) start (); 645 if (active) start ();
322 } 646 }
323 647
324 void start (ev_tstamp after, ev_tstamp repeat = 0.) 648 void start (ev_tstamp after, ev_tstamp repeat = 0.) throw ()
325 { 649 {
326 set (after, repeat); 650 set (after, repeat);
327 start (); 651 start ();
328 } 652 }
329 653
330 void again () 654 void again () throw ()
331 { 655 {
332 ev_timer_again (EV_A_ static_cast<ev_timer *>(this)); 656 ev_timer_again (EV_A_ static_cast<ev_timer *>(this));
657 }
658
659 ev_tstamp remaining ()
660 {
661 return ev_timer_remaining (EV_A_ static_cast<ev_timer *>(this));
333 } 662 }
334 EV_END_WATCHER (timer, timer) 663 EV_END_WATCHER (timer, timer)
335 664
336 #if EV_PERIODIC_ENABLE 665 #if EV_PERIODIC_ENABLE
337 EV_BEGIN_WATCHER (periodic, periodic) 666 EV_BEGIN_WATCHER (periodic, periodic)
338 void set (ev_tstamp at, ev_tstamp interval = 0.) 667 void set (ev_tstamp at, ev_tstamp interval = 0.) throw ()
339 { 668 {
340 int active = is_active (); 669 int active = is_active ();
341 if (active) stop (); 670 if (active) stop ();
342 ev_periodic_set (static_cast<ev_periodic *>(this), at, interval, 0); 671 ev_periodic_set (static_cast<ev_periodic *>(this), at, interval, 0);
343 if (active) start (); 672 if (active) start ();
344 } 673 }
345 674
346 void start (ev_tstamp at, ev_tstamp interval = 0.) 675 void start (ev_tstamp at, ev_tstamp interval = 0.) throw ()
347 { 676 {
348 set (at, interval); 677 set (at, interval);
349 start (); 678 start ();
350 } 679 }
351 680
352 void again () 681 void again () throw ()
353 { 682 {
354 ev_periodic_again (EV_A_ static_cast<ev_periodic *>(this)); 683 ev_periodic_again (EV_A_ static_cast<ev_periodic *>(this));
355 } 684 }
356 EV_END_WATCHER (periodic, periodic) 685 EV_END_WATCHER (periodic, periodic)
357 #endif 686 #endif
358 687
688 #if EV_SIGNAL_ENABLE
359 EV_BEGIN_WATCHER (sig, signal) 689 EV_BEGIN_WATCHER (sig, signal)
360 void set (int signum) 690 void set (int signum) throw ()
361 { 691 {
362 int active = is_active (); 692 int active = is_active ();
363 if (active) stop (); 693 if (active) stop ();
364 ev_signal_set (static_cast<ev_signal *>(this), signum); 694 ev_signal_set (static_cast<ev_signal *>(this), signum);
365 if (active) start (); 695 if (active) start ();
366 } 696 }
367 697
368 void start (int signum) 698 void start (int signum) throw ()
369 { 699 {
370 set (signum); 700 set (signum);
371 start (); 701 start ();
372 } 702 }
373 EV_END_WATCHER (sig, signal) 703 EV_END_WATCHER (sig, signal)
704 #endif
374 705
706 #if EV_CHILD_ENABLE
375 EV_BEGIN_WATCHER (child, child) 707 EV_BEGIN_WATCHER (child, child)
376 void set (int pid) 708 void set (int pid, int trace = 0) throw ()
377 { 709 {
378 int active = is_active (); 710 int active = is_active ();
379 if (active) stop (); 711 if (active) stop ();
380 ev_child_set (static_cast<ev_child *>(this), pid); 712 ev_child_set (static_cast<ev_child *>(this), pid, trace);
381 if (active) start (); 713 if (active) start ();
382 } 714 }
383 715
384 void start (int pid) 716 void start (int pid, int trace = 0) throw ()
385 { 717 {
386 set (pid); 718 set (pid, trace);
387 start (); 719 start ();
388 } 720 }
389 EV_END_WATCHER (child, child) 721 EV_END_WATCHER (child, child)
722 #endif
390 723
391 #if EV_STAT_ENABLE 724 #if EV_STAT_ENABLE
392 EV_BEGIN_WATCHER (stat, stat) 725 EV_BEGIN_WATCHER (stat, stat)
393 void set (const char *path, ev_tstamp interval = 0.) 726 void set (const char *path, ev_tstamp interval = 0.) throw ()
394 { 727 {
395 int active = is_active (); 728 int active = is_active ();
396 if (active) stop (); 729 if (active) stop ();
397 ev_stat_set (static_cast<ev_stat *>(this), path, interval); 730 ev_stat_set (static_cast<ev_stat *>(this), path, interval);
398 if (active) start (); 731 if (active) start ();
399 } 732 }
400 733
401 void start (const char *path, ev_tstamp interval = 0.) 734 void start (const char *path, ev_tstamp interval = 0.) throw ()
402 { 735 {
403 stop (); 736 stop ();
404 set (path, interval); 737 set (path, interval);
405 start (); 738 start ();
406 } 739 }
407 740
408 void update () 741 void update () throw ()
409 { 742 {
410 ev_stat_stat (EV_A_ static_cast<ev_stat *>(this)); 743 ev_stat_stat (EV_A_ static_cast<ev_stat *>(this));
411 } 744 }
412 EV_END_WATCHER (stat, stat) 745 EV_END_WATCHER (stat, stat)
413 #endif 746 #endif
414 747
748 #if EV_IDLE_ENABLE
415 EV_BEGIN_WATCHER (idle, idle) 749 EV_BEGIN_WATCHER (idle, idle)
416 void set () { } 750 void set () throw () { }
417 EV_END_WATCHER (idle, idle) 751 EV_END_WATCHER (idle, idle)
752 #endif
418 753
754 #if EV_PREPARE_ENABLE
419 EV_BEGIN_WATCHER (prepare, prepare) 755 EV_BEGIN_WATCHER (prepare, prepare)
420 void set () { } 756 void set () throw () { }
421 EV_END_WATCHER (prepare, prepare) 757 EV_END_WATCHER (prepare, prepare)
758 #endif
422 759
760 #if EV_CHECK_ENABLE
423 EV_BEGIN_WATCHER (check, check) 761 EV_BEGIN_WATCHER (check, check)
424 void set () { } 762 void set () throw () { }
425 EV_END_WATCHER (check, check) 763 EV_END_WATCHER (check, check)
764 #endif
426 765
427 #if EV_EMBED_ENABLE 766 #if EV_EMBED_ENABLE
428 EV_BEGIN_WATCHER (embed, embed) 767 EV_BEGIN_WATCHER (embed, embed)
429 void start (struct ev_loop *embedded_loop) 768 void set (struct ev_loop *embedded_loop) throw ()
430 { 769 {
431 stop (); 770 int active = is_active ();
771 if (active) stop ();
432 ev_embed_set (static_cast<ev_embed *>(this), embedded_loop); 772 ev_embed_set (static_cast<ev_embed *>(this), embedded_loop);
773 if (active) start ();
774 }
775
776 void start (struct ev_loop *embedded_loop) throw ()
777 {
778 set (embedded_loop);
433 start (); 779 start ();
434 } 780 }
435 781
436 void sweep () 782 void sweep ()
437 { 783 {
… …
440 EV_END_WATCHER (embed, embed) 786 EV_END_WATCHER (embed, embed)
441 #endif 787 #endif
442 788
443 #if EV_FORK_ENABLE 789 #if EV_FORK_ENABLE
444 EV_BEGIN_WATCHER (fork, fork) 790 EV_BEGIN_WATCHER (fork, fork)
445 void set () { } 791 void set () throw () { }
446 EV_END_WATCHER (fork, fork) 792 EV_END_WATCHER (fork, fork)
447 #endif 793 #endif
448 794
795 #if EV_ASYNC_ENABLE
796 EV_BEGIN_WATCHER (async, async)
797 void send () throw ()
798 {
799 ev_async_send (EV_A_ static_cast<ev_async *>(this));
800 }
801
802 bool async_pending () throw ()
803 {
804 return ev_async_pending (static_cast<ev_async *>(this));
805 }
806 EV_END_WATCHER (async, async)
807 #endif
808
809 #undef EV_PX
810 #undef EV_PX_
449 #undef EV_CONSTRUCT 811 #undef EV_CONSTRUCT
450 #undef EV_BEGIN_WATCHER 812 #undef EV_BEGIN_WATCHER
451 #undef EV_END_WATCHER 813 #undef EV_END_WATCHER
452} 814}
453 815

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