ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/libev/ev++.h
(Generate patch)

Comparing libev/ev++.h (file contents):
Revision 1.20 by root, Thu Dec 20 08:17:57 2007 UTC vs.
Revision 1.42 by root, Mon Nov 3 14:27:06 2008 UTC

1/*
2 * libev simple C++ wrapper classes
3 *
4 * Copyright (c) 2007,2008 Marc Alexander Lehmann <libev@schmorp.de>
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without modifica-
8 * tion, are permitted provided that the following conditions are met:
9 *
10 * 1. Redistributions of source code must retain the above copyright notice,
11 * this list of conditions and the following disclaimer.
12 *
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 *
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-
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-
21 * CIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
22 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
23 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
24 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTH-
25 * ERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
26 * OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
28 * Alternatively, the contents of this file may be used under the terms of
29 * the GNU General Public License ("GPL") version 2 or any later version,
30 * in which case the provisions of the GPL are applicable instead of
31 * the above. If you wish to allow the use of your version of this file
32 * only under the terms of the GPL and not to allow others to use your
33 * version of this file under the BSD license, indicate your decision
34 * by deleting the provisions above and replace them with the notice
35 * and other provisions required by the GPL. If you do not delete the
36 * provisions above, a recipient may use your version of this file under
37 * either the BSD or the GPL.
38 */
39
1#ifndef EVPP_H__ 40#ifndef EVPP_H__
2#define EVPP_H__ 41#define EVPP_H__
3 42
4#ifdef EV_H 43#ifdef EV_H
5# include EV_H 44# include EV_H
6#else 45#else
7# include <ev.h> 46# include "ev.h"
47#endif
48
49#ifndef EV_USE_STDEXCEPT
50# define EV_USE_STDEXCEPT 1
51#endif
52
53#if EV_USE_STDEXCEPT
54# include <stdexcept>
8#endif 55#endif
9 56
10namespace ev { 57namespace ev {
11 58
12 template<class ev_watcher, class watcher> 59 typedef ev_tstamp tstamp;
13 struct base : ev_watcher
14 {
15 #if EV_MULTIPLICITY
16 EV_P;
17
18 void set (EV_P)
19 {
20 this->EV_A = EV_A;
21 }
22 #endif
23
24 base ()
25 {
26 ev_init (this, 0);
27 }
28
29 void set_ (void *data, void (*cb)(EV_P_ ev_watcher *w, int revents))
30 {
31 this->data = data;
32 ev_set_cb (static_cast<ev_watcher *>(this), cb);
33 }
34
35 // method callback
36 template<class K, void (K::*method)(watcher &w, int)>
37 void set (K *object)
38 {
39 set_ (object, method_thunk<K, method>);
40 }
41
42 template<class K, void (K::*method)(watcher &w, int)>
43 static void method_thunk (EV_P_ ev_watcher *w, int revents)
44 {
45 K *obj = static_cast<K *>(w->data);
46 (obj->*method) (*static_cast<watcher *>(w), revents);
47 }
48
49 // const method callback
50 template<class K, void (K::*method)(watcher &w, int) const>
51 void set (const K *object)
52 {
53 set_ (object, const_method_thunk<K, method>);
54 }
55
56 template<class K, void (K::*method)(watcher &w, int) const>
57 static void const_method_thunk (EV_P_ ev_watcher *w, int revents)
58 {
59 K *obj = static_cast<K *>(w->data);
60 (static_cast<K *>(w->data)->*method) (*static_cast<watcher *>(w), revents);
61 }
62
63 // function callback
64 template<void (*function)(watcher &w, int)>
65 void set (void *data = 0)
66 {
67 set_ (data, function_thunk<function>);
68 }
69
70 template<void (*function)(watcher &w, int)>
71 static void function_thunk (EV_P_ ev_watcher *w, int revents)
72 {
73 function (*static_cast<watcher *>(w), revents);
74 }
75
76 // simple callback
77 template<class K, void (K::*method)()>
78 void set (K *object)
79 {
80 set_ (object, method_noargs_thunk<K, method>);
81 }
82
83 template<class K, void (K::*method)()>
84 static void method_noargs_thunk (EV_P_ ev_watcher *w, int revents)
85 {
86 K *obj = static_cast<K *>(w->data);
87 (obj->*method) ();
88 }
89
90 void operator ()(int events = EV_UNDEF)
91 {
92 return ev_cb (static_cast<ev_watcher *>(this))
93 (static_cast<ev_watcher *>(this), events);
94 }
95
96 bool is_active () const
97 {
98 return ev_is_active (static_cast<const ev_watcher *>(this));
99 }
100
101 bool is_pending () const
102 {
103 return ev_is_pending (static_cast<const ev_watcher *>(this));
104 }
105 };
106 60
107 enum { 61 enum {
108 UNDEF = EV_UNDEF, 62 UNDEF = EV_UNDEF,
109 NONE = EV_NONE, 63 NONE = EV_NONE,
110 READ = EV_READ, 64 READ = EV_READ,
… …
116 STAT = EV_STAT, 70 STAT = EV_STAT,
117 IDLE = EV_IDLE, 71 IDLE = EV_IDLE,
118 CHECK = EV_CHECK, 72 CHECK = EV_CHECK,
119 PREPARE = EV_PREPARE, 73 PREPARE = EV_PREPARE,
120 FORK = EV_FORK, 74 FORK = EV_FORK,
75 ASYNC = EV_ASYNC,
121 EMBED = EV_EMBED, 76 EMBED = EV_EMBED,
77# undef ERROR // some systems stupidly #define ERROR
122 ERROR = EV_ERROR, 78 ERROR = EV_ERROR,
123 }; 79 };
124 80
125 typedef ev_tstamp tstamp; 81 enum
82 {
83 AUTO = EVFLAG_AUTO,
84 NOENV = EVFLAG_NOENV,
85 FORKCHECK = EVFLAG_FORKCHECK,
126 86
127 inline ev_tstamp now (EV_P) 87 SELECT = EVBACKEND_SELECT,
88 POLL = EVBACKEND_POLL,
89 EPOLL = EVBACKEND_EPOLL,
90 KQUEUE = EVBACKEND_KQUEUE,
91 DEVPOLL = EVBACKEND_DEVPOLL,
92 PORT = EVBACKEND_PORT
93 };
94
95 enum
96 {
97 NONBLOCK = EVLOOP_NONBLOCK,
98 ONESHOT = EVLOOP_ONESHOT
99 };
100
101 enum how_t
102 {
103 ONE = EVUNLOOP_ONE,
104 ALL = EVUNLOOP_ALL
105 };
106
107 struct bad_loop
108#if EV_USE_STDEXCEPT
109 : std::runtime_error
110#endif
111 {
112#if EV_USE_STDEXCEPT
113 bad_loop ()
114 : std::runtime_error ("libev event loop cannot be initialized, bad value of LIBEV_FLAGS?")
128 { 115 {
116 }
117#endif
118 };
119
120#ifdef EV_AX
121# undef EV_AX
122#endif
123
124#ifdef EV_AX_
125# undef EV_AX_
126#endif
127
128#if EV_MULTIPLICITY
129# define EV_AX raw_loop
130# define EV_AX_ raw_loop,
131#else
132# define EV_AX
133# define EV_AX_
134#endif
135
136 struct loop_ref
137 {
138 loop_ref (EV_P) throw ()
139#if EV_MULTIPLICITY
140 : EV_AX (EV_A)
141#endif
142 {
143 }
144
145 bool operator == (const loop_ref &other) const throw ()
146 {
147#if EV_MULTIPLICITY
148 return EV_AX == other.EV_AX;
149#else
150 return true;
151#endif
152 }
153
154 bool operator != (const loop_ref &other) const throw ()
155 {
156#if EV_MULTIPLICITY
157 return ! (*this == other);
158#else
159 return false;
160#endif
161 }
162
163#if EV_MULTIPLICITY
164 bool operator == (struct ev_loop *other) const throw ()
165 {
166 return this->EV_AX == other;
167 }
168
169 bool operator != (struct ev_loop *other) const throw ()
170 {
171 return ! (*this == other);
172 }
173
174 bool operator == (const struct ev_loop *other) const throw ()
175 {
176 return this->EV_AX == other;
177 }
178
179 bool operator != (const struct ev_loop *other) const throw ()
180 {
181 return (*this == other);
182 }
183
184 operator struct ev_loop * () const throw ()
185 {
186 return EV_AX;
187 }
188
189 operator const struct ev_loop * () const throw ()
190 {
191 return EV_AX;
192 }
193
194 bool is_default () const throw ()
195 {
196 return EV_AX == ev_default_loop (0);
197 }
198#endif
199
200 void loop (int flags = 0)
201 {
202 ev_loop (EV_AX_ flags);
203 }
204
205 void unloop (how_t how = ONE) throw ()
206 {
207 ev_unloop (EV_AX_ how);
208 }
209
210 void post_fork () throw ()
211 {
212#if EV_MULTIPLICITY
213 ev_loop_fork (EV_AX);
214#else
215 ev_default_fork ();
216#endif
217 }
218
219 unsigned int count () const throw ()
220 {
221 return ev_loop_count (EV_AX);
222 }
223
224 unsigned int backend () const throw ()
225 {
226 return ev_backend (EV_AX);
227 }
228
229 tstamp now () const throw ()
230 {
129 return ev_now (EV_A); 231 return ev_now (EV_AX);
232 }
233
234 void ref () throw ()
235 {
236 ev_ref (EV_AX);
237 }
238
239 void unref () throw ()
240 {
241 ev_unref (EV_AX);
242 }
243
244 void set_io_collect_interval (tstamp interval) throw ()
245 {
246 ev_set_io_collect_interval (EV_AX_ interval);
247 }
248
249 void set_timeout_collect_interval (tstamp interval) throw ()
250 {
251 ev_set_timeout_collect_interval (EV_AX_ interval);
252 }
253
254 // function callback
255 void once (int fd, int events, tstamp timeout, void (*cb)(int, void *), void* arg = 0) throw ()
256 {
257 ev_once (EV_AX_ fd, events, timeout, cb, arg);
258 }
259
260 // method callback
261 template<class K, void (K::*method)(int)>
262 void once (int fd, int events, tstamp timeout, K *object) throw ()
263 {
264 once (fd, events, timeout, method_thunk<K, method>, object);
265 }
266
267 template<class K, void (K::*method)(int)>
268 static void method_thunk (int revents, void* arg)
269 {
270 K *obj = static_cast<K *>(arg);
271 (obj->*method) (revents);
272 }
273
274 // const method callback
275 template<class K, void (K::*method)(int) const>
276 void once (int fd, int events, tstamp timeout, const K *object) throw ()
277 {
278 once (fd, events, timeout, const_method_thunk<K, method>, object);
279 }
280
281 template<class K, void (K::*method)(int) const>
282 static void const_method_thunk (int revents, void* arg)
283 {
284 K *obj = static_cast<K *>(arg);
285 (obj->*method) (revents);
286 }
287
288 // simple method callback
289 template<class K, void (K::*method)()>
290 void once (int fd, int events, tstamp timeout, K *object) throw ()
291 {
292 once (fd, events, timeout, method_noargs_thunk<K, method>, object);
293 }
294
295 template<class K, void (K::*method)()>
296 static void method_noargs_thunk (int revents, void* arg)
297 {
298 K *obj = static_cast<K *>(arg);
299 (obj->*method) ();
300 }
301
302 // simpler function callback
303 template<void (*cb)(int)>
304 void once (int fd, int events, tstamp timeout) throw ()
305 {
306 once (fd, events, timeout, simpler_func_thunk<cb>);
307 }
308
309 template<void (*cb)(int)>
310 static void simpler_func_thunk (int revents, void* arg)
311 {
312 (*cb) (revents);
313 }
314
315 // simplest function callback
316 template<void (*cb)()>
317 void once (int fd, int events, tstamp timeout) throw ()
318 {
319 once (fd, events, timeout, simplest_func_thunk<cb>);
320 }
321
322 template<void (*cb)()>
323 static void simplest_func_thunk (int revents, void* arg)
324 {
325 (*cb) ();
326 }
327
328 void feed_fd_event (int fd, int revents) throw ()
329 {
330 ev_feed_fd_event (EV_AX_ fd, revents);
331 }
332
333 void feed_signal_event (int signum) throw ()
334 {
335 ev_feed_signal_event (EV_AX_ signum);
336 }
337
338#if EV_MULTIPLICITY
339 struct ev_loop* EV_AX;
340#endif
341
342 };
343
344#if EV_MULTIPLICITY
345 struct dynamic_loop : loop_ref
346 {
347
348 dynamic_loop (unsigned int flags = AUTO) throw (bad_loop)
349 : loop_ref (ev_loop_new (flags))
350 {
351 if (!EV_AX)
352 throw bad_loop ();
353 }
354
355 ~dynamic_loop () throw ()
356 {
357 ev_loop_destroy (EV_AX);
358 EV_AX = 0;
359 }
360
361 private:
362
363 dynamic_loop (const dynamic_loop &);
364
365 dynamic_loop & operator= (const dynamic_loop &);
366
367 };
368#endif
369
370 struct default_loop : loop_ref
371 {
372 default_loop (unsigned int flags = AUTO) throw (bad_loop)
373#if EV_MULTIPLICITY
374 : loop_ref (ev_default_loop (flags))
375#endif
376 {
377 if (
378#if EV_MULTIPLICITY
379 !EV_AX
380#else
381 !ev_default_loop (flags)
382#endif
383 )
384 throw bad_loop ();
385 }
386
387 ~default_loop () throw ()
388 {
389 ev_default_destroy ();
390 }
391
392 private:
393 default_loop (const default_loop &);
394 default_loop &operator = (const default_loop &);
395 };
396
397 inline loop_ref get_default_loop () throw ()
398 {
399#if EV_MULTIPLICITY
400 return ev_default_loop (0);
401#else
402 return loop_ref ();
403#endif
404 }
405
406#undef EV_AX
407#undef EV_AX_
408
409#undef EV_PX
410#undef EV_PX_
411#if EV_MULTIPLICITY
412# define EV_PX loop_ref EV_A
413# define EV_PX_ loop_ref EV_A_
414#else
415# define EV_PX
416# define EV_PX_
417#endif
418
419 template<class ev_watcher, class watcher>
420 struct base : ev_watcher
421 {
422 #if EV_MULTIPLICITY
423 EV_PX;
424
425 void set (EV_PX) throw ()
426 {
427 this->EV_A = EV_A;
428 }
429 #endif
430
431 base (EV_PX) throw ()
432 #if EV_MULTIPLICITY
433 : EV_A (EV_A)
434 #endif
435 {
436 ev_init (this, 0);
437 }
438
439 void set_ (void *data, void (*cb)(EV_P_ ev_watcher *w, int revents)) throw ()
440 {
441 this->data = data;
442 ev_set_cb (static_cast<ev_watcher *>(this), cb);
443 }
444
445 // method callback
446 template<class K, void (K::*method)(watcher &w, int)>
447 void set (K *object) throw ()
448 {
449 set_ (object, method_thunk<K, method>);
450 }
451
452 template<class K, void (K::*method)(watcher &w, int)>
453 static void method_thunk (EV_P_ ev_watcher *w, int revents)
454 {
455 K *obj = static_cast<K *>(w->data);
456 (obj->*method) (*static_cast<watcher *>(w), revents);
457 }
458
459 // const method callback
460 template<class K, void (K::*method)(watcher &w, int) const>
461 void set (const K *object) throw ()
462 {
463 set_ (object, const_method_thunk<K, method>);
464 }
465
466 template<class K, void (K::*method)(watcher &w, int) const>
467 static void const_method_thunk (EV_P_ ev_watcher *w, int revents)
468 {
469 K *obj = static_cast<K *>(w->data);
470 (static_cast<K *>(w->data)->*method) (*static_cast<watcher *>(w), revents);
471 }
472
473 // function callback
474 template<void (*function)(watcher &w, int)>
475 void set (void *data = 0) throw ()
476 {
477 set_ (data, function_thunk<function>);
478 }
479
480 template<void (*function)(watcher &w, int)>
481 static void function_thunk (EV_P_ ev_watcher *w, int revents)
482 {
483 function (*static_cast<watcher *>(w), revents);
484 }
485
486 // simple callback
487 template<class K, void (K::*method)()>
488 void set (K *object) throw ()
489 {
490 set_ (object, method_noargs_thunk<K, method>);
491 }
492
493 template<class K, void (K::*method)()>
494 static void method_noargs_thunk (EV_P_ ev_watcher *w, int revents)
495 {
496 K *obj = static_cast<K *>(w->data);
497 (obj->*method) ();
498 }
499
500 void operator ()(int events = EV_UNDEF)
501 {
502 return ev_cb (static_cast<ev_watcher *>(this))
503 (static_cast<ev_watcher *>(this), events);
504 }
505
506 bool is_active () const throw ()
507 {
508 return ev_is_active (static_cast<const ev_watcher *>(this));
509 }
510
511 bool is_pending () const throw ()
512 {
513 return ev_is_pending (static_cast<const ev_watcher *>(this));
514 }
515
516 void feed_event (int revents) throw ()
517 {
518 ev_feed_event (EV_A_ static_cast<const ev_watcher *>(this), revents);
519 }
520 };
521
522 inline tstamp now () throw ()
523 {
524 return ev_time ();
525 }
526
527 inline void delay (tstamp interval) throw ()
528 {
529 ev_sleep (interval);
530 }
531
532 inline int version_major () throw ()
533 {
534 return ev_version_major ();
535 }
536
537 inline int version_minor () throw ()
538 {
539 return ev_version_minor ();
540 }
541
542 inline unsigned int supported_backends () throw ()
543 {
544 return ev_supported_backends ();
545 }
546
547 inline unsigned int recommended_backends () throw ()
548 {
549 return ev_recommended_backends ();
550 }
551
552 inline unsigned int embeddable_backends () throw ()
553 {
554 return ev_embeddable_backends ();
555 }
556
557 inline void set_allocator (void *(*cb)(void *ptr, long size)) throw ()
558 {
559 ev_set_allocator (cb);
560 }
561
562 inline void set_syserr_cb (void (*cb)(const char *msg)) throw ()
563 {
564 ev_set_syserr_cb (cb);
130 } 565 }
131 566
132 #if EV_MULTIPLICITY 567 #if EV_MULTIPLICITY
133 #define EV_CONSTRUCT \ 568 #define EV_CONSTRUCT(cppstem,cstem) \
134 (EV_P = EV_DEFAULT) \ 569 (EV_PX = get_default_loop ()) throw () \
570 : base<ev_ ## cstem, cppstem> (EV_A) \
135 { \ 571 { \
136 set (EV_A); \
137 } 572 }
138 #else 573 #else
139 #define EV_CONSTRUCT \ 574 #define EV_CONSTRUCT(cppstem,cstem) \
140 () \ 575 () throw () \
141 { \ 576 { \
142 } 577 }
143 #endif 578 #endif
144 579
145 /* using a template here would require quite a bit more lines, 580 /* using a template here would require quite a bit more lines,
146 * so a macro solution was chosen */ 581 * so a macro solution was chosen */
147 #define EV_BEGIN_WATCHER(cppstem,cstem) \ 582 #define EV_BEGIN_WATCHER(cppstem,cstem) \
148 \ 583 \
149 struct cppstem : base<ev_ ## cstem, cppstem> \ 584 struct cppstem : base<ev_ ## cstem, cppstem> \
150 { \ 585 { \
151 void start () \ 586 void start () throw () \
152 { \ 587 { \
153 ev_ ## cstem ## _start (EV_A_ static_cast<ev_ ## cstem *>(this)); \ 588 ev_ ## cstem ## _start (EV_A_ static_cast<ev_ ## cstem *>(this)); \
154 } \ 589 } \
155 \ 590 \
156 void stop () \ 591 void stop () throw () \
157 { \ 592 { \
158 ev_ ## cstem ## _stop (EV_A_ static_cast<ev_ ## cstem *>(this)); \ 593 ev_ ## cstem ## _stop (EV_A_ static_cast<ev_ ## cstem *>(this)); \
159 } \ 594 } \
160 \ 595 \
161 cppstem EV_CONSTRUCT \ 596 cppstem EV_CONSTRUCT(cppstem,cstem) \
162 \ 597 \
163 ~cppstem () \ 598 ~cppstem () throw () \
164 { \ 599 { \
165 stop (); \ 600 stop (); \
166 } \ 601 } \
167 \ 602 \
168 using base<ev_ ## cstem, cppstem>::set; \ 603 using base<ev_ ## cstem, cppstem>::set; \
169 \ 604 \
170 private: \ 605 private: \
171 \ 606 \
172 cppstem (const cppstem &o) \ 607 cppstem (const cppstem &o); \
173 { /* disabled */ } \
174 \ 608 \
175 void operator =(const cppstem &o) { /* disabled */ } \ 609 cppstem &operator =(const cppstem &o); \
176 \ 610 \
177 public: 611 public:
178 612
179 #define EV_END_WATCHER(cppstem,cstem) \ 613 #define EV_END_WATCHER(cppstem,cstem) \
180 }; 614 };
181 615
182 EV_BEGIN_WATCHER (io, io) 616 EV_BEGIN_WATCHER (io, io)
183 void set (int fd, int events) 617 void set (int fd, int events) throw ()
184 { 618 {
185 int active = is_active (); 619 int active = is_active ();
186 if (active) stop (); 620 if (active) stop ();
187 ev_io_set (static_cast<ev_io *>(this), fd, events); 621 ev_io_set (static_cast<ev_io *>(this), fd, events);
188 if (active) start (); 622 if (active) start ();
189 } 623 }
190 624
191 void set (int events) 625 void set (int events) throw ()
192 { 626 {
193 int active = is_active (); 627 int active = is_active ();
194 if (active) stop (); 628 if (active) stop ();
195 ev_io_set (static_cast<ev_io *>(this), fd, events); 629 ev_io_set (static_cast<ev_io *>(this), fd, events);
196 if (active) start (); 630 if (active) start ();
197 } 631 }
198 632
199 void start (int fd, int events) 633 void start (int fd, int events) throw ()
200 { 634 {
201 set (fd, events); 635 set (fd, events);
202 start (); 636 start ();
203 } 637 }
204 EV_END_WATCHER (io, io) 638 EV_END_WATCHER (io, io)
205 639
206 EV_BEGIN_WATCHER (timer, timer) 640 EV_BEGIN_WATCHER (timer, timer)
207 void set (ev_tstamp after, ev_tstamp repeat = 0.) 641 void set (ev_tstamp after, ev_tstamp repeat = 0.) throw ()
208 { 642 {
209 int active = is_active (); 643 int active = is_active ();
210 if (active) stop (); 644 if (active) stop ();
211 ev_timer_set (static_cast<ev_timer *>(this), after, repeat); 645 ev_timer_set (static_cast<ev_timer *>(this), after, repeat);
212 if (active) start (); 646 if (active) start ();
213 } 647 }
214 648
215 void start (ev_tstamp after, ev_tstamp repeat = 0.) 649 void start (ev_tstamp after, ev_tstamp repeat = 0.) throw ()
216 { 650 {
217 set (after, repeat); 651 set (after, repeat);
218 start (); 652 start ();
219 } 653 }
220 654
221 void again () 655 void again () throw ()
222 { 656 {
223 ev_timer_again (EV_A_ static_cast<ev_timer *>(this)); 657 ev_timer_again (EV_A_ static_cast<ev_timer *>(this));
224 } 658 }
225 EV_END_WATCHER (timer, timer) 659 EV_END_WATCHER (timer, timer)
226 660
227 #if EV_PERIODIC_ENABLE 661 #if EV_PERIODIC_ENABLE
228 EV_BEGIN_WATCHER (periodic, periodic) 662 EV_BEGIN_WATCHER (periodic, periodic)
229 void set (ev_tstamp at, ev_tstamp interval = 0.) 663 void set (ev_tstamp at, ev_tstamp interval = 0.) throw ()
230 { 664 {
231 int active = is_active (); 665 int active = is_active ();
232 if (active) stop (); 666 if (active) stop ();
233 ev_periodic_set (static_cast<ev_periodic *>(this), at, interval, 0); 667 ev_periodic_set (static_cast<ev_periodic *>(this), at, interval, 0);
234 if (active) start (); 668 if (active) start ();
235 } 669 }
236 670
237 void start (ev_tstamp at, ev_tstamp interval = 0.) 671 void start (ev_tstamp at, ev_tstamp interval = 0.) throw ()
238 { 672 {
239 set (at, interval); 673 set (at, interval);
240 start (); 674 start ();
241 } 675 }
242 676
243 void again () 677 void again () throw ()
244 { 678 {
245 ev_periodic_again (EV_A_ static_cast<ev_periodic *>(this)); 679 ev_periodic_again (EV_A_ static_cast<ev_periodic *>(this));
246 } 680 }
247 EV_END_WATCHER (periodic, periodic) 681 EV_END_WATCHER (periodic, periodic)
248 #endif 682 #endif
249 683
250 EV_BEGIN_WATCHER (sig, signal) 684 EV_BEGIN_WATCHER (sig, signal)
251 void set (int signum) 685 void set (int signum) throw ()
252 { 686 {
253 int active = is_active (); 687 int active = is_active ();
254 if (active) stop (); 688 if (active) stop ();
255 ev_signal_set (static_cast<ev_signal *>(this), signum); 689 ev_signal_set (static_cast<ev_signal *>(this), signum);
256 if (active) start (); 690 if (active) start ();
257 } 691 }
258 692
259 void start (int signum) 693 void start (int signum) throw ()
260 { 694 {
261 set (signum); 695 set (signum);
262 start (); 696 start ();
263 } 697 }
264 EV_END_WATCHER (sig, signal) 698 EV_END_WATCHER (sig, signal)
265 699
266 EV_BEGIN_WATCHER (child, child) 700 EV_BEGIN_WATCHER (child, child)
267 void set (int pid) 701 void set (int pid, int trace = 0) throw ()
268 { 702 {
269 int active = is_active (); 703 int active = is_active ();
270 if (active) stop (); 704 if (active) stop ();
271 ev_child_set (static_cast<ev_child *>(this), pid); 705 ev_child_set (static_cast<ev_child *>(this), pid, trace);
272 if (active) start (); 706 if (active) start ();
273 } 707 }
274 708
275 void start (int pid) 709 void start (int pid, int trace = 0) throw ()
276 { 710 {
277 set (pid); 711 set (pid, trace);
278 start (); 712 start ();
279 } 713 }
280 EV_END_WATCHER (child, child) 714 EV_END_WATCHER (child, child)
281 715
282 #if EV_STAT_ENABLE 716 #if EV_STAT_ENABLE
283 EV_BEGIN_WATCHER (stat, stat) 717 EV_BEGIN_WATCHER (stat, stat)
284 void set (const char *path, ev_tstamp interval = 0.) 718 void set (const char *path, ev_tstamp interval = 0.) throw ()
285 { 719 {
286 int active = is_active (); 720 int active = is_active ();
287 if (active) stop (); 721 if (active) stop ();
288 ev_stat_set (static_cast<ev_stat *>(this), path, interval); 722 ev_stat_set (static_cast<ev_stat *>(this), path, interval);
289 if (active) start (); 723 if (active) start ();
290 } 724 }
291 725
292 void start (const char *path, ev_tstamp interval = 0.) 726 void start (const char *path, ev_tstamp interval = 0.) throw ()
293 { 727 {
294 stop (); 728 stop ();
295 set (path, interval); 729 set (path, interval);
296 start (); 730 start ();
297 } 731 }
298 732
299 void update () 733 void update () throw ()
300 { 734 {
301 ev_stat_stat (EV_A_ static_cast<ev_stat *>(this)); 735 ev_stat_stat (EV_A_ static_cast<ev_stat *>(this));
302 } 736 }
303 EV_END_WATCHER (stat, stat) 737 EV_END_WATCHER (stat, stat)
304 #endif 738 #endif
305 739
306 EV_BEGIN_WATCHER (idle, idle) 740 EV_BEGIN_WATCHER (idle, idle)
307 void set () { } 741 void set () throw () { }
308 EV_END_WATCHER (idle, idle) 742 EV_END_WATCHER (idle, idle)
309 743
310 EV_BEGIN_WATCHER (prepare, prepare) 744 EV_BEGIN_WATCHER (prepare, prepare)
311 void set () { } 745 void set () throw () { }
312 EV_END_WATCHER (prepare, prepare) 746 EV_END_WATCHER (prepare, prepare)
313 747
314 EV_BEGIN_WATCHER (check, check) 748 EV_BEGIN_WATCHER (check, check)
315 void set () { } 749 void set () throw () { }
316 EV_END_WATCHER (check, check) 750 EV_END_WATCHER (check, check)
317 751
318 #if EV_EMBED_ENABLE 752 #if EV_EMBED_ENABLE
319 EV_BEGIN_WATCHER (embed, embed) 753 EV_BEGIN_WATCHER (embed, embed)
320 void start (struct ev_loop *embedded_loop) 754 void set (struct ev_loop *embedded_loop) throw ()
321 { 755 {
322 stop (); 756 int active = is_active ();
757 if (active) stop ();
323 ev_embed_set (static_cast<ev_embed *>(this), embedded_loop); 758 ev_embed_set (static_cast<ev_embed *>(this), embedded_loop);
759 if (active) start ();
760 }
761
762 void start (struct ev_loop *embedded_loop) throw ()
763 {
764 set (embedded_loop);
324 start (); 765 start ();
325 } 766 }
326 767
327 void sweep () 768 void sweep ()
328 { 769 {
… …
331 EV_END_WATCHER (embed, embed) 772 EV_END_WATCHER (embed, embed)
332 #endif 773 #endif
333 774
334 #if EV_FORK_ENABLE 775 #if EV_FORK_ENABLE
335 EV_BEGIN_WATCHER (fork, fork) 776 EV_BEGIN_WATCHER (fork, fork)
336 void set () { } 777 void set () throw () { }
337 EV_END_WATCHER (fork, fork) 778 EV_END_WATCHER (fork, fork)
338 #endif 779 #endif
339 780
781 #if EV_ASYNC_ENABLE
782 EV_BEGIN_WATCHER (async, async)
783 void set () throw () { }
784
785 void send () throw ()
786 {
787 ev_async_send (EV_A_ static_cast<ev_async *>(this));
788 }
789
790 bool async_pending () throw ()
791 {
792 return ev_async_pending (static_cast<ev_async *>(this));
793 }
794 EV_END_WATCHER (async, async)
795 #endif
796
797 #undef EV_PX
798 #undef EV_PX_
340 #undef EV_CONSTRUCT 799 #undef EV_CONSTRUCT
341 #undef EV_BEGIN_WATCHER 800 #undef EV_BEGIN_WATCHER
342 #undef EV_END_WATCHER 801 #undef EV_END_WATCHER
343} 802}
344 803

Diff Legend

– Removed lines
+ Added lines
< Changed lines
> Changed lines