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Comparing libev/ev++.h (file contents):
Revision 1.14 by root, Tue Dec 4 17:08:05 2007 UTC vs.
Revision 1.32 by root, Sat Jan 19 00:49:06 2008 UTC

1/*
2 * libev simple C++ wrapper classes
3 *
4 * Copyright (c) 2007 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
43#ifdef EV_H
44# include EV_H
45#else
4#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>
55#endif
5 56
6namespace ev { 57namespace ev {
7 58
8 template<class ev_watcher, class watcher> 59 typedef ev_tstamp tstamp;
9 struct base : ev_watcher
10 {
11 #if EV_MULTIPLICITY
12 EV_P;
13
14 void set (EV_P)
15 {
16 this->EV_A = EV_A;
17 }
18 #endif
19
20 base ()
21 {
22 ev_init (this, 0);
23 }
24
25 void set_ (void *object, void (*cb)(ev_watcher *w, int revents))
26 {
27 this->data = object;
28 ev_set_cb (static_cast<ev_watcher *>(this), cb);
29 }
30
31 template<class K, void (K::*method)(watcher &w, int)>
32 void set (K *object)
33 {
34 set_ (object, method_thunk<K, method>);
35 }
36
37 template<class K, void (K::*method)(watcher &w, int)>
38 static void method_thunk (ev_watcher *w, int revents)
39 {
40 watcher *self = static_cast<watcher *>(w);
41 K *obj = static_cast<K *>(self->data);
42 (obj->*method) (*self, revents);
43 }
44
45 template<class K, void (K::*method)(watcher &w, int) const>
46 void set (const K *object)
47 {
48 set_ (object, const_method_thunk<K, method>);
49 }
50
51 template<class K, void (K::*method)(watcher &w, int) const>
52 static void const_method_thunk (ev_watcher *w, int revents)
53 {
54 watcher *self = static_cast<watcher *>(w);
55 K *obj = static_cast<K *>(self->data);
56 (obj->*method) (*self, revents);
57 }
58
59 template<void (*function)(watcher &w, int)>
60 void set ()
61 {
62 set_ (0, function_thunk<function>);
63 }
64
65 template<void (*function)(watcher &w, int)>
66 static void function_thunk (ev_watcher *w, int revents)
67 {
68 watcher *self = static_cast<watcher *>(w);
69 function (*self, revents);
70 }
71
72 void operator ()(int events = EV_UNDEF)
73 {
74 return ev_cb (static_cast<ev_watcher *>(this))
75 (static_cast<ev_watcher *>(this), events);
76 }
77
78 bool is_active () const
79 {
80 return ev_is_active (static_cast<const ev_watcher *>(this));
81 }
82
83 bool is_pending () const
84 {
85 return ev_is_pending (static_cast<const ev_watcher *>(this));
86 }
87 };
88 60
89 enum { 61 enum {
90 UNDEF = EV_UNDEF, 62 UNDEF = EV_UNDEF,
91 NONE = EV_NONE, 63 NONE = EV_NONE,
92 READ = EV_READ, 64 READ = EV_READ,
… …
102 FORK = EV_FORK, 74 FORK = EV_FORK,
103 EMBED = EV_EMBED, 75 EMBED = EV_EMBED,
104 ERROR = EV_ERROR, 76 ERROR = EV_ERROR,
105 }; 77 };
106 78
107 typedef ev_tstamp tstamp; 79 enum
80 {
81 AUTO = EVFLAG_AUTO,
82 NOENV = EVFLAG_NOENV,
83 FORKCHECK = EVFLAG_FORKCHECK,
84 SELECT = EVBACKEND_SELECT,
85 POLL = EVBACKEND_POLL,
86 EPOLL = EVBACKEND_EPOLL,
87 KQUEUE = EVBACKEND_KQUEUE,
88 DEVPOLL = EVBACKEND_DEVPOLL,
89 PORT = EVBACKEND_PORT
90 };
108 91
109 inline ev_tstamp now (EV_P) 92 enum
93 {
94 NONBLOCK = EVLOOP_NONBLOCK,
95 ONESHOT = EVLOOP_ONESHOT
96 };
97
98 enum how_t
99 {
100 ONE = EVUNLOOP_ONE,
101 ALL = EVUNLOOP_ALL
102 };
103
104 struct bad_loop
105#if EV_USE_STDEXCEPT
106 : std::runtime_error
107#endif
108 {
109#if EV_USE_STDEXCEPT
110 bad_loop ()
111 : std::runtime_error ("libev event loop cannot be initialized, bad value of LIBEV_FLAGS?")
110 { 112 {
113 }
114#endif
115 };
116
117#ifdef EV_AX
118# undef EV_AX
119#endif
120
121#ifdef EV_AX_
122# undef EV_AX_
123#endif
124
125#if EV_MULTIPLICITY
126# define EV_AX raw_loop
127# define EV_AX_ raw_loop,
128#else
129# define EV_AX
130# define EV_AX_
131#endif
132
133 struct loop_ref
134 {
135
136 loop_ref (EV_P) throw (bad_loop)
137#if EV_MULTIPLICITY
138 : EV_AX (EV_A)
139#endif
140 {
141#if EV_MULTIPLICITY
142 if (!EV_AX)
143 throw bad_loop ();
144#endif
145 }
146
147 bool operator == (const loop_ref &other) const throw ()
148 {
149#if EV_MULTIPLICITY
150 return EV_AX == other.EV_AX;
151#else
152 return true;
153#endif
154 }
155
156 bool operator != (const loop_ref &other) const throw ()
157 {
158#if EV_MULTIPLICITY
159 return ! (*this == other);
160#else
161 return false;
162#endif
163 }
164
165#if EV_MULTIPLICITY
166 bool operator== (struct ev_loop *other) const throw ()
167 {
168 return this->EV_AX == other;
169 }
170
171 bool operator!= (struct ev_loop *other) const throw ()
172 {
173 return ! (*this == other);
174 }
175
176 bool operator== (const struct ev_loop *other) const throw ()
177 {
178 return this->EV_AX == other;
179 }
180
181 bool operator!= (const struct ev_loop *other) const throw ()
182 {
183 return (*this == other);
184 }
185
186 operator struct ev_loop * () const throw ()
187 {
188 return EV_AX;
189 }
190
191 operator const struct ev_loop * () const throw ()
192 {
193 return EV_AX;
194 }
195
196 bool is_default () const throw ()
197 {
198 return EV_AX == ev_default_loop (0);
199 }
200#endif
201
202 void loop (int flags = 0)
203 {
204 ev_loop (EV_AX_ flags);
205 }
206
207 void unloop (how_t how = ONE) throw ()
208 {
209 ev_unloop (EV_AX_ how);
210 }
211
212 void post_fork () throw ()
213 {
214#if EV_MULTIPLICITY
215 ev_loop_fork (EV_AX);
216#else
217 ev_default_fork ();
218#endif
219 }
220
221 unsigned int count () const throw ()
222 {
223 return ev_loop_count (EV_AX);
224 }
225
226 unsigned int backend () const throw ()
227 {
228 return ev_backend (EV_AX);
229 }
230
231 tstamp now () const throw ()
232 {
111 return ev_now (EV_A); 233 return ev_now (EV_AX);
234 }
235
236 void ref () throw ()
237 {
238 ev_ref (EV_AX);
239 }
240
241 void unref () throw ()
242 {
243 ev_unref (EV_AX);
244 }
245
246 void set_io_collect_interval (tstamp interval) throw ()
247 {
248 ev_set_io_collect_interval (EV_AX_ interval);
249 }
250
251 void set_timeout_collect_interval (tstamp interval) throw ()
252 {
253 ev_set_timeout_collect_interval (EV_AX_ interval);
254 }
255
256 // function callback
257 void once (int fd, int events, tstamp timeout, void (*cb)(int, void *), void* arg = 0) throw ()
258 {
259 ev_once (EV_AX_ fd, events, timeout, cb, arg);
260 }
261
262 // method callback
263 template<class K, void (K::*method)(int)>
264 void once (int fd, int events, tstamp timeout, K *object) throw ()
265 {
266 once (fd, events, timeout, method_thunk<K, method>, object);
267 }
268
269 template<class K, void (K::*method)(int)>
270 static void method_thunk (int revents, void* arg)
271 {
272 K *obj = static_cast<K *>(arg);
273 (obj->*method) (revents);
274 }
275
276 // const method callback
277 template<class K, void (K::*method)(int) const>
278 void once (int fd, int events, tstamp timeout, const K *object) throw ()
279 {
280 once (fd, events, timeout, const_method_thunk<K, method>, object);
281 }
282
283 template<class K, void (K::*method)(int) const>
284 static void const_method_thunk (int revents, void* arg)
285 {
286 K *obj = static_cast<K *>(arg);
287 (obj->*method) (revents);
288 }
289
290 // simple method callback
291 template<class K, void (K::*method)()>
292 void once (int fd, int events, tstamp timeout, K *object) throw ()
293 {
294 once (fd, events, timeout, method_noargs_thunk<K, method>, object);
295 }
296
297 template<class K, void (K::*method)()>
298 static void method_noargs_thunk (int revents, void* arg)
299 {
300 K *obj = static_cast<K *>(arg);
301 (obj->*method) ();
302 }
303
304 // simpler function callback
305 template<void (*cb)(int)>
306 void once (int fd, int events, tstamp timeout) throw ()
307 {
308 once (fd, events, timeout, simpler_func_thunk<cb>);
309 }
310
311 template<void (*cb)(int)>
312 static void simpler_func_thunk (int revents, void* arg)
313 {
314 (*cb) (revents);
315 }
316
317 // simplest function callback
318 template<void (*cb)()>
319 void once (int fd, int events, tstamp timeout) throw ()
320 {
321 once (fd, events, timeout, simplest_func_thunk<cb>);
322 }
323
324 template<void (*cb)()>
325 static void simplest_func_thunk (int revents, void* arg)
326 {
327 (*cb) ();
328 }
329
330 void feed_fd_event (int fd, int revents) throw ()
331 {
332 ev_feed_fd_event (EV_AX_ fd, revents);
333 }
334
335 void feed_signal_event (int signum) throw ()
336 {
337 ev_feed_signal_event (EV_AX_ signum);
338 }
339
340#if EV_MULTIPLICITY
341 struct ev_loop* EV_AX;
342#endif
343
344 };
345
346#if EV_MULTIPLICITY
347 struct dynamic_loop: loop_ref
348 {
349
350 dynamic_loop (unsigned int flags = AUTO) EV_THROW (bad_loop)
351 : loop_ref (ev_loop_new (flags))
352 {
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
373 default_loop (unsigned int flags = AUTO) throw (bad_loop)
374#if EV_MULTIPLICITY
375 : loop_ref (ev_default_loop (flags))
376#endif
377 {
378#ifndef EV_MULTIPLICITY
379 if (!ev_default_loop (flags))
380 throw bad_loop ();
381#endif
382 }
383
384 ~default_loop () throw ()
385 {
386 ev_default_destroy ();
387 }
388
389 private:
390 default_loop (const default_loop &);
391 default_loop &operator = (const default_loop &);
392 };
393
394 inline loop_ref get_default_loop () throw ()
395 {
396#if EV_MULTIPLICITY
397 return ev_default_loop (0);
398#else
399 return loop_ref ();
400#endif
401 }
402
403#undef EV_AX
404#undef EV_AX_
405
406#undef EV_PX
407#undef EV_PX_
408#if EV_MULTIPLICITY
409# define EV_PX loop_ref EV_A
410# define EV_PX_ loop_ref EV_A_
411#else
412# define EV_PX
413# define EV_PX_
414#endif
415
416 template<class ev_watcher, class watcher>
417 struct base : ev_watcher
418 {
419 #if EV_MULTIPLICITY
420 EV_PX;
421
422 void set (EV_PX) throw ()
423 {
424 this->EV_A = EV_A;
425 }
426 #endif
427
428 base (EV_PX) throw ()
429 #if EV_MULTIPLICITY
430 : EV_A (EV_A)
431 #endif
432 {
433 ev_init (this, 0);
434 }
435
436 void set_ (void *data, void (*cb)(EV_P_ ev_watcher *w, int revents)) throw ()
437 {
438 this->data = data;
439 ev_set_cb (static_cast<ev_watcher *>(this), cb);
440 }
441
442 // method callback
443 template<class K, void (K::*method)(watcher &w, int)>
444 void set (K *object) throw ()
445 {
446 set_ (object, method_thunk<K, method>);
447 }
448
449 template<class K, void (K::*method)(watcher &w, int)>
450 static void method_thunk (EV_P_ ev_watcher *w, int revents)
451 {
452 K *obj = static_cast<K *>(w->data);
453 (obj->*method) (*static_cast<watcher *>(w), revents);
454 }
455
456 // const method callback
457 template<class K, void (K::*method)(watcher &w, int) const>
458 void set (const K *object) throw ()
459 {
460 set_ (object, const_method_thunk<K, method>);
461 }
462
463 template<class K, void (K::*method)(watcher &w, int) const>
464 static void const_method_thunk (EV_P_ ev_watcher *w, int revents)
465 {
466 K *obj = static_cast<K *>(w->data);
467 (static_cast<K *>(w->data)->*method) (*static_cast<watcher *>(w), revents);
468 }
469
470 // function callback
471 template<void (*function)(watcher &w, int)>
472 void set (void *data = 0) throw ()
473 {
474 set_ (data, function_thunk<function>);
475 }
476
477 template<void (*function)(watcher &w, int)>
478 static void function_thunk (EV_P_ ev_watcher *w, int revents)
479 {
480 function (*static_cast<watcher *>(w), revents);
481 }
482
483 // simple callback
484 template<class K, void (K::*method)()>
485 void set (K *object) throw ()
486 {
487 set_ (object, method_noargs_thunk<K, method>);
488 }
489
490 template<class K, void (K::*method)()>
491 static void method_noargs_thunk (EV_P_ ev_watcher *w, int revents)
492 {
493 K *obj = static_cast<K *>(w->data);
494 (obj->*method) ();
495 }
496
497 void operator ()(int events = EV_UNDEF)
498 {
499 return ev_cb (static_cast<ev_watcher *>(this))
500 (static_cast<ev_watcher *>(this), events);
501 }
502
503 bool is_active () const throw ()
504 {
505 return ev_is_active (static_cast<const ev_watcher *>(this));
506 }
507
508 bool is_pending () const throw ()
509 {
510 return ev_is_pending (static_cast<const ev_watcher *>(this));
511 }
512
513 void feed_event (int revents) throw ()
514 {
515 ev_feed_event (EV_A_ static_cast<const ev_watcher *>(this), revents);
516 }
517 };
518
519 inline tstamp now () throw ()
520 {
521 return ev_time ();
522 }
523
524 inline void delay (tstamp interval) throw ()
525 {
526 ev_sleep (interval);
527 }
528
529 inline int version_major () throw ()
530 {
531 return ev_version_major ();
532 }
533
534 inline int version_minor () throw ()
535 {
536 return ev_version_minor ();
537 }
538
539 inline unsigned int supported_backends () throw ()
540 {
541 return ev_supported_backends ();
542 }
543
544 inline unsigned int recommended_backends () throw ()
545 {
546 return ev_recommended_backends ();
547 }
548
549 inline unsigned int embeddable_backends () throw ()
550 {
551 return ev_embeddable_backends ();
552 }
553
554 inline void set_allocator (void *(*cb)(void *ptr, long size)) throw ()
555 {
556 ev_set_allocator (cb);
557 }
558
559 inline void set_syserr_cb (void (*cb)(const char *msg)) throw ()
560 {
561 ev_set_syserr_cb (cb);
112 } 562 }
113 563
114 #if EV_MULTIPLICITY 564 #if EV_MULTIPLICITY
115 #define EV_CONSTRUCT \ 565 #define EV_CONSTRUCT(cppstem,cstem) \
116 (EV_P = EV_DEFAULT) \ 566 (EV_PX = get_default_loop ()) throw () \
567 : base<ev_ ## cstem, cppstem> (EV_A) \
117 { \ 568 { \
118 set (EV_A); \
119 } 569 }
120 #else 570 #else
121 #define EV_CONSTRUCT \ 571 #define EV_CONSTRUCT(cppstem,cstem) \
122 () \ 572 () throw () \
123 { \ 573 { \
124 } 574 }
125 #endif 575 #endif
126 576
127 /* using a template here would require quite a bit more lines, 577 /* using a template here would require quite a bit more lines,
128 * so a macro solution was chosen */ 578 * so a macro solution was chosen */
129 #define EV_BEGIN_WATCHER(cppstem,cstem) \ 579 #define EV_BEGIN_WATCHER(cppstem,cstem) \
130 \ 580 \
131 struct cppstem : base<ev_ ## cstem, cppstem> \ 581 struct cppstem : base<ev_ ## cstem, cppstem> \
132 { \ 582 { \
133 void start () \ 583 void start () throw () \
134 { \ 584 { \
135 ev_ ## cstem ## _start (EV_A_ static_cast<ev_ ## cstem *>(this)); \ 585 ev_ ## cstem ## _start (EV_A_ static_cast<ev_ ## cstem *>(this)); \
136 } \ 586 } \
137 \ 587 \
138 void stop () \ 588 void stop () throw () \
139 { \ 589 { \
140 ev_ ## cstem ## _stop (EV_A_ static_cast<ev_ ## cstem *>(this)); \ 590 ev_ ## cstem ## _stop (EV_A_ static_cast<ev_ ## cstem *>(this)); \
141 } \ 591 } \
142 \ 592 \
143 cppstem EV_CONSTRUCT \ 593 cppstem EV_CONSTRUCT(cppstem,cstem) \
144 \ 594 \
145 ~cppstem () \ 595 ~cppstem () throw () \
146 { \ 596 { \
147 stop (); \ 597 stop (); \
148 } \ 598 } \
149 \ 599 \
150 using base<ev_ ## cstem, cppstem>::set; \ 600 using base<ev_ ## cstem, cppstem>::set; \
151 \ 601 \
152 private: \ 602 private: \
153 \ 603 \
154 cppstem (const cppstem &o) \ 604 cppstem (const cppstem &o); \
155 { /* disabled */ } \
156 \ 605 \
157 void operator =(const cppstem &o) { /* disabled */ } \ 606 cppstem & operator =(const cppstem &o); \
158 \ 607 \
159 public: 608 public:
160 609
161 #define EV_END_WATCHER(cppstem,cstem) \ 610 #define EV_END_WATCHER(cppstem,cstem) \
162 }; 611 };
163 612
164 EV_BEGIN_WATCHER (io, io) 613 EV_BEGIN_WATCHER (io, io)
165 void set (int fd, int events) 614 void set (int fd, int events) throw ()
166 { 615 {
167 int active = is_active (); 616 int active = is_active ();
168 if (active) stop (); 617 if (active) stop ();
169 ev_io_set (static_cast<ev_io *>(this), fd, events); 618 ev_io_set (static_cast<ev_io *>(this), fd, events);
170 if (active) start (); 619 if (active) start ();
171 } 620 }
172 621
173 void set (int events) 622 void set (int events) throw ()
174 { 623 {
175 int active = is_active (); 624 int active = is_active ();
176 if (active) stop (); 625 if (active) stop ();
177 ev_io_set (static_cast<ev_io *>(this), fd, events); 626 ev_io_set (static_cast<ev_io *>(this), fd, events);
178 if (active) start (); 627 if (active) start ();
179 } 628 }
180 629
181 void start (int fd, int events) 630 void start (int fd, int events) throw ()
182 { 631 {
183 set (fd, events); 632 set (fd, events);
184 start (); 633 start ();
185 } 634 }
186 EV_END_WATCHER (io, io) 635 EV_END_WATCHER (io, io)
187 636
188 EV_BEGIN_WATCHER (timer, timer) 637 EV_BEGIN_WATCHER (timer, timer)
189 void set (ev_tstamp after, ev_tstamp repeat = 0.) 638 void set (ev_tstamp after, ev_tstamp repeat = 0.) throw ()
190 { 639 {
191 int active = is_active (); 640 int active = is_active ();
192 if (active) stop (); 641 if (active) stop ();
193 ev_timer_set (static_cast<ev_timer *>(this), after, repeat); 642 ev_timer_set (static_cast<ev_timer *>(this), after, repeat);
194 if (active) start (); 643 if (active) start ();
195 } 644 }
196 645
197 void start (ev_tstamp after, ev_tstamp repeat = 0.) 646 void start (ev_tstamp after, ev_tstamp repeat = 0.) throw ()
198 { 647 {
199 set (after, repeat); 648 set (after, repeat);
200 start (); 649 start ();
201 } 650 }
202 651
203 void again () 652 void again () throw ()
204 { 653 {
205 ev_timer_again (EV_A_ static_cast<ev_timer *>(this)); 654 ev_timer_again (EV_A_ static_cast<ev_timer *>(this));
206 } 655 }
207 EV_END_WATCHER (timer, timer) 656 EV_END_WATCHER (timer, timer)
208 657
209 #if EV_PERIODIC_ENABLE 658 #if EV_PERIODIC_ENABLE
210 EV_BEGIN_WATCHER (periodic, periodic) 659 EV_BEGIN_WATCHER (periodic, periodic)
211 void set (ev_tstamp at, ev_tstamp interval = 0.) 660 void set (ev_tstamp at, ev_tstamp interval = 0.) throw ()
212 { 661 {
213 int active = is_active (); 662 int active = is_active ();
214 if (active) stop (); 663 if (active) stop ();
215 ev_periodic_set (static_cast<ev_periodic *>(this), at, interval, 0); 664 ev_periodic_set (static_cast<ev_periodic *>(this), at, interval, 0);
216 if (active) start (); 665 if (active) start ();
217 } 666 }
218 667
219 void start (ev_tstamp at, ev_tstamp interval = 0.) 668 void start (ev_tstamp at, ev_tstamp interval = 0.) throw ()
220 { 669 {
221 set (at, interval); 670 set (at, interval);
222 start (); 671 start ();
223 } 672 }
224 673
225 void again () 674 void again () throw ()
226 { 675 {
227 ev_periodic_again (EV_A_ static_cast<ev_periodic *>(this)); 676 ev_periodic_again (EV_A_ static_cast<ev_periodic *>(this));
228 } 677 }
229 EV_END_WATCHER (periodic, periodic) 678 EV_END_WATCHER (periodic, periodic)
230 #endif 679 #endif
231 680
232 EV_BEGIN_WATCHER (sig, signal) 681 EV_BEGIN_WATCHER (sig, signal)
233 void set (int signum) 682 void set (int signum) throw ()
234 { 683 {
235 int active = is_active (); 684 int active = is_active ();
236 if (active) stop (); 685 if (active) stop ();
237 ev_signal_set (static_cast<ev_signal *>(this), signum); 686 ev_signal_set (static_cast<ev_signal *>(this), signum);
238 if (active) start (); 687 if (active) start ();
239 } 688 }
240 689
241 void start (int signum) 690 void start (int signum) throw ()
242 { 691 {
243 set (signum); 692 set (signum);
244 start (); 693 start ();
245 } 694 }
246 EV_END_WATCHER (sig, signal) 695 EV_END_WATCHER (sig, signal)
247 696
248 EV_BEGIN_WATCHER (child, child) 697 EV_BEGIN_WATCHER (child, child)
249 void set (int pid) 698 void set (int pid) throw ()
250 { 699 {
251 int active = is_active (); 700 int active = is_active ();
252 if (active) stop (); 701 if (active) stop ();
253 ev_child_set (static_cast<ev_child *>(this), pid); 702 ev_child_set (static_cast<ev_child *>(this), pid);
254 if (active) start (); 703 if (active) start ();
255 } 704 }
256 705
257 void start (int pid) 706 void start (int pid) throw ()
258 { 707 {
259 set (pid); 708 set (pid);
260 start (); 709 start ();
261 } 710 }
262 EV_END_WATCHER (child, child) 711 EV_END_WATCHER (child, child)
263 712
264 #if EV_STAT_ENABLE 713 #if EV_STAT_ENABLE
265 EV_BEGIN_WATCHER (stat, stat) 714 EV_BEGIN_WATCHER (stat, stat)
266 void set (const char *path, ev_tstamp interval = 0.) 715 void set (const char *path, ev_tstamp interval = 0.) throw ()
267 { 716 {
268 int active = is_active (); 717 int active = is_active ();
269 if (active) stop (); 718 if (active) stop ();
270 ev_stat_set (static_cast<ev_stat *>(this), path, interval); 719 ev_stat_set (static_cast<ev_stat *>(this), path, interval);
271 if (active) start (); 720 if (active) start ();
272 } 721 }
273 722
274 void start (const char *path, ev_tstamp interval = 0.) 723 void start (const char *path, ev_tstamp interval = 0.) throw ()
275 { 724 {
276 stop (); 725 stop ();
277 set (path, interval); 726 set (path, interval);
278 start (); 727 start ();
279 } 728 }
280 729
281 void update () 730 void update () throw ()
282 { 731 {
283 ev_stat_stat (EV_A_ static_cast<ev_stat *>(this)); 732 ev_stat_stat (EV_A_ static_cast<ev_stat *>(this));
284 } 733 }
285 EV_END_WATCHER (stat, stat) 734 EV_END_WATCHER (stat, stat)
286 #endif 735 #endif
287 736
288 EV_BEGIN_WATCHER (idle, idle) 737 EV_BEGIN_WATCHER (idle, idle)
289 void set () { } 738 void set () throw () { }
290 EV_END_WATCHER (idle, idle) 739 EV_END_WATCHER (idle, idle)
291 740
292 EV_BEGIN_WATCHER (prepare, prepare) 741 EV_BEGIN_WATCHER (prepare, prepare)
293 void set () { } 742 void set () throw () { }
294 EV_END_WATCHER (prepare, prepare) 743 EV_END_WATCHER (prepare, prepare)
295 744
296 EV_BEGIN_WATCHER (check, check) 745 EV_BEGIN_WATCHER (check, check)
297 void set () { } 746 void set () throw () { }
298 EV_END_WATCHER (check, check) 747 EV_END_WATCHER (check, check)
299 748
300 #if EV_EMBED_ENABLE 749 #if EV_EMBED_ENABLE
301 EV_BEGIN_WATCHER (embed, embed) 750 EV_BEGIN_WATCHER (embed, embed)
302 void start (struct ev_loop *embedded_loop) 751 void start (struct ev_loop *embedded_loop) throw ()
303 { 752 {
304 stop (); 753 stop ();
305 ev_embed_set (static_cast<ev_embed *>(this), embedded_loop); 754 ev_embed_set (static_cast<ev_embed *>(this), embedded_loop);
306 start (); 755 start ();
307 } 756 }
… …
313 EV_END_WATCHER (embed, embed) 762 EV_END_WATCHER (embed, embed)
314 #endif 763 #endif
315 764
316 #if EV_FORK_ENABLE 765 #if EV_FORK_ENABLE
317 EV_BEGIN_WATCHER (fork, fork) 766 EV_BEGIN_WATCHER (fork, fork)
318 void set () { } 767 void set () throw () { }
319 EV_END_WATCHER (fork, fork) 768 EV_END_WATCHER (fork, fork)
320 #endif 769 #endif
321 770
771 #undef EV_PX
772 #undef EV_PX_
322 #undef EV_CONSTRUCT 773 #undef EV_CONSTRUCT
323 #undef EV_BEGIN_WATCHER 774 #undef EV_BEGIN_WATCHER
324 #undef EV_END_WATCHER 775 #undef EV_END_WATCHER
776
325} 777}
326 778
327#endif 779#undef EV_THROW
328 780
781#endif
782

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