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Comparing libev/ev++.h (file contents):
Revision 1.20 by root, Thu Dec 20 08:17:57 2007 UTC vs.
Revision 1.30 by llucax, Fri Jan 18 18:15:35 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
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_CXX_EXCEPTIONS
50#define EV_CXX_EXCEPTIONS 1
51#endif
52
53#undef EV_THROW
54#if EV_CXX_EXCEPTIONS
55# include <stdexcept>
56# define EV_THROW(exception) throw (exception)
57#else
58# define EV_THROW(exception)
8#endif 59#endif
9 60
10namespace ev { 61namespace ev {
11 62
12 template<class ev_watcher, class watcher> 63 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 64
107 enum { 65 enum {
108 UNDEF = EV_UNDEF, 66 UNDEF = EV_UNDEF,
109 NONE = EV_NONE, 67 NONE = EV_NONE,
110 READ = EV_READ, 68 READ = EV_READ,
… …
120 FORK = EV_FORK, 78 FORK = EV_FORK,
121 EMBED = EV_EMBED, 79 EMBED = EV_EMBED,
122 ERROR = EV_ERROR, 80 ERROR = EV_ERROR,
123 }; 81 };
124 82
125 typedef ev_tstamp tstamp; 83 enum
84 {
85 AUTO = EVFLAG_AUTO,
86 NOENV = EVFLAG_NOENV,
87 FORKCHECK = EVFLAG_FORKCHECK,
88 SELECT = EVBACKEND_SELECT,
89 POLL = EVBACKEND_POLL,
90 EPOLL = EVBACKEND_EPOLL,
91 KQUEUE = EVBACKEND_KQUEUE,
92 DEVPOLL = EVBACKEND_DEVPOLL,
93 PORT = EVBACKEND_PORT
94 };
126 95
127 inline ev_tstamp now (EV_P) 96 enum
97 {
98 NONBLOCK = EVLOOP_NONBLOCK,
99 ONESHOT = EVLOOP_ONESHOT
100 };
101
102 enum how_t
103 {
104 ONE = EVUNLOOP_ONE,
105 ALL = EVUNLOOP_ALL
106 };
107
108#if EV_CXX_EXCEPTIONS
109 struct bad_loop: std::runtime_error
110 {
111 bad_loop()
112 : std::runtime_error("loop can't be initialized") {}
113 };
114#endif
115
116#ifdef EV_AX
117# undef EV_AX
118#endif
119
120#ifdef EV_AX_
121# undef EV_AX_
122#endif
123
124#if EV_MULTIPLICITY
125# define EV_AX raw_loop
126# define EV_AX_ raw_loop,
127#else
128# define EV_AX
129# define EV_AX_
130#endif
131
132 struct loop_ref
133 {
134
135 loop_ref (EV_P)
136#if EV_MULTIPLICITY
137 EV_THROW (bad_loop) : EV_AX (EV_A)
138#endif
128 { 139 {
140#if EV_MULTIPLICIY && EV_CXX_EXCEPTIONS
141 if (!EV_A)
142 throw bad_loop ();
143#endif
144 }
145
146 bool operator== (const loop_ref &other) const EV_THROW ()
147 {
148#if EV_MULTIPLICITY
149 return this->EV_AX == other.EV_AX;
150#else
151 return true;
152#endif
153 }
154
155 bool operator!= (const loop_ref &other) const EV_THROW ()
156 {
157#if EV_MULTIPLICITY
158 return ! (*this == other);
159#else
160 return false;
161#endif
162 }
163
164#if EV_MULTIPLICITY
165 bool operator== (struct ev_loop *other) const EV_THROW ()
166 {
167 return this->EV_AX == other;
168 }
169
170 bool operator!= (struct ev_loop *other) const EV_THROW ()
171 {
172 return ! (*this == other);
173 }
174
175 bool operator== (const struct ev_loop *other) const EV_THROW ()
176 {
177 return this->EV_AX == other;
178 }
179
180 bool operator!= (const struct ev_loop *other) const EV_THROW ()
181 {
182 return (*this == other);
183 }
184
185 operator struct ev_loop * () const EV_THROW ()
186 {
187 return EV_AX;
188 }
189
190 operator const struct ev_loop * () const EV_THROW ()
191 {
192 return EV_AX;
193 }
194
195 bool is_default () const EV_THROW ()
196 {
197 return EV_AX == ev_default_loop (0);
198 }
199#endif
200
201 void loop (int flags = 0)
202 {
203 ev_loop (EV_AX_ flags);
204 }
205
206 void unloop (how_t how = ONE) EV_THROW ()
207 {
208 ev_unloop (EV_AX_ how);
209 }
210
211 void post_fork () EV_THROW ()
212 {
213#if EV_MULTIPLICITY
214 ev_loop_fork (EV_AX);
215#else
216 ev_default_fork ();
217#endif
218 }
219
220 unsigned int count () const EV_THROW ()
221 {
222 return ev_loop_count (EV_AX);
223 }
224
225 unsigned int backend () const EV_THROW ()
226 {
227 return ev_backend (EV_AX);
228 }
229
230 tstamp now () const EV_THROW ()
231 {
129 return ev_now (EV_A); 232 return ev_now (EV_AX);
233 }
234
235 void ref () EV_THROW ()
236 {
237 ev_ref (EV_AX);
238 }
239
240 void unref () EV_THROW ()
241 {
242 ev_unref (EV_AX);
243 }
244
245 void set_io_collect_interval (tstamp interval) EV_THROW ()
246 {
247 ev_set_io_collect_interval (EV_AX_ interval);
248 }
249
250 void set_timeout_collect_interval (tstamp interval) EV_THROW ()
251 {
252 ev_set_timeout_collect_interval (EV_AX_ interval);
253 }
254
255 // function callback
256 void once (int fd, int events, tstamp timeout, void (*cb)(int, void *), void* arg = 0) EV_THROW ()
257 {
258 ev_once (EV_AX_ fd, events, timeout, cb, arg);
259 }
260
261 // method callback
262 template<class K, void (K::*method)(int)>
263 void once (int fd, int events, tstamp timeout, K *object) EV_THROW ()
264 {
265 once (fd, events, timeout, method_thunk<K, method>, object);
266 }
267
268 template<class K, void (K::*method)(int)>
269 static void method_thunk (int revents, void* arg)
270 {
271 K *obj = static_cast<K *>(arg);
272 (obj->*method) (revents);
273 }
274
275 // const method callback
276 template<class K, void (K::*method)(int) const>
277 void once (int fd, int events, tstamp timeout, const K *object) EV_THROW ()
278 {
279 once (fd, events, timeout, const_method_thunk<K, method>, object);
280 }
281
282 template<class K, void (K::*method)(int) const>
283 static void const_method_thunk (int revents, void* arg)
284 {
285 K *obj = static_cast<K *>(arg);
286 (obj->*method) (revents);
287 }
288
289 // simple method callback
290 template<class K, void (K::*method)()>
291 void once (int fd, int events, tstamp timeout, K *object) EV_THROW ()
292 {
293 once (fd, events, timeout, method_noargs_thunk<K, method>, object);
294 }
295
296 template<class K, void (K::*method)()>
297 static void method_noargs_thunk (int revents, void* arg)
298 {
299 K *obj = static_cast<K *>(arg);
300 (obj->*method) ();
301 }
302
303 // simpler function callback
304 template<void (*cb)(int)>
305 void once (int fd, int events, tstamp timeout) EV_THROW ()
306 {
307 once (fd, events, timeout, simpler_func_thunk<cb>);
308 }
309
310 template<void (*cb)(int)>
311 static void simpler_func_thunk (int revents, void* arg)
312 {
313 (*cb) (revents);
314 }
315
316 // simplest function callback
317 template<void (*cb)()>
318 void once (int fd, int events, tstamp timeout) EV_THROW ()
319 {
320 once (fd, events, timeout, simplest_func_thunk<cb>);
321 }
322
323 template<void (*cb)()>
324 static void simplest_func_thunk (int revents, void* arg)
325 {
326 (*cb) ();
327 }
328
329 void feed_fd_event (int fd, int revents) EV_THROW ()
330 {
331 ev_feed_fd_event (EV_AX_ fd, revents);
332 }
333
334 void feed_signal_event (int signum) EV_THROW ()
335 {
336 ev_feed_signal_event (EV_AX_ signum);
337 }
338
339#if EV_MULTIPLICITY
340 struct ev_loop* EV_AX;
341#endif
342
343 };
344
345#if EV_MULTIPLICITY
346 struct dynamic_loop: loop_ref
347 {
348
349 dynamic_loop (unsigned int flags = AUTO) EV_THROW (bad_loop)
350 : loop_ref (ev_loop_new (flags))
351 {
352 }
353
354 ~dynamic_loop () EV_THROW ()
355 {
356 ev_loop_destroy (EV_AX);
357 EV_AX = 0;
358 }
359
360 private:
361
362 dynamic_loop (const dynamic_loop &);
363
364 dynamic_loop & operator= (const dynamic_loop &);
365
366 };
367#endif
368
369 struct default_loop: loop_ref
370 {
371
372 default_loop (unsigned int flags = AUTO) EV_THROW (bad_loop)
373#if EV_MULTIPLICITY
374 : loop_ref (ev_default_loop (flags))
375 {
376 }
377#else
378 {
379 #if EV_CXX_EXCEPTIONS
380 int r =
381 #endif
382 ev_default_loop (flags);
383 #if EV_CXX_EXCEPTIONS
384 if (!r)
385 throw bad_loop ();
386 #endif
387 }
388#endif
389
390 ~default_loop () EV_THROW ()
391 {
392 ev_default_destroy ();
393#if EV_MULTIPLICITY
394 EV_AX = 0;
395#endif
396 }
397
398 private:
399
400 default_loop (const default_loop &);
401
402 default_loop & operator= (const default_loop &);
403
404 };
405
406 inline loop_ref get_default_loop () EV_THROW ()
407 {
408#if EV_MULTIPLICITY
409 return ev_default_loop (0);
410#else
411 return loop_ref ();
412#endif
413 }
414
415#undef EV_AX
416#undef EV_AX_
417
418#undef EV_PX
419#undef EV_PX_
420#if EV_MULTIPLICITY
421# define EV_PX loop_ref EV_A
422# define EV_PX_ loop_ref EV_A_
423#else
424# define EV_PX
425# define EV_PX_
426#endif
427
428 template<class ev_watcher, class watcher>
429 struct base : ev_watcher
430 {
431 #if EV_MULTIPLICITY
432 EV_PX;
433
434 void set (EV_PX) EV_THROW ()
435 {
436 this->EV_A = EV_A;
437 }
438 #endif
439
440 base (EV_PX) EV_THROW ()
441 #if EV_MULTIPLICITY
442 : EV_A (EV_A)
443 #endif
444 {
445 ev_init (this, 0);
446 }
447
448 void set_ (void *data, void (*cb)(EV_P_ ev_watcher *w, int revents)) EV_THROW ()
449 {
450 this->data = data;
451 ev_set_cb (static_cast<ev_watcher *>(this), cb);
452 }
453
454 // method callback
455 template<class K, void (K::*method)(watcher &w, int)>
456 void set (K *object) EV_THROW ()
457 {
458 set_ (object, method_thunk<K, method>);
459 }
460
461 template<class K, void (K::*method)(watcher &w, int)>
462 static void method_thunk (EV_P_ ev_watcher *w, int revents)
463 {
464 K *obj = static_cast<K *>(w->data);
465 (obj->*method) (*static_cast<watcher *>(w), revents);
466 }
467
468 // const method callback
469 template<class K, void (K::*method)(watcher &w, int) const>
470 void set (const K *object) EV_THROW ()
471 {
472 set_ (object, const_method_thunk<K, method>);
473 }
474
475 template<class K, void (K::*method)(watcher &w, int) const>
476 static void const_method_thunk (EV_P_ ev_watcher *w, int revents)
477 {
478 K *obj = static_cast<K *>(w->data);
479 (static_cast<K *>(w->data)->*method) (*static_cast<watcher *>(w), revents);
480 }
481
482 // function callback
483 template<void (*function)(watcher &w, int)>
484 void set (void *data = 0) EV_THROW ()
485 {
486 set_ (data, function_thunk<function>);
487 }
488
489 template<void (*function)(watcher &w, int)>
490 static void function_thunk (EV_P_ ev_watcher *w, int revents)
491 {
492 function (*static_cast<watcher *>(w), revents);
493 }
494
495 // simple callback
496 template<class K, void (K::*method)()>
497 void set (K *object) EV_THROW ()
498 {
499 set_ (object, method_noargs_thunk<K, method>);
500 }
501
502 template<class K, void (K::*method)()>
503 static void method_noargs_thunk (EV_P_ ev_watcher *w, int revents)
504 {
505 K *obj = static_cast<K *>(w->data);
506 (obj->*method) ();
507 }
508
509 void operator ()(int events = EV_UNDEF)
510 {
511 return ev_cb (static_cast<ev_watcher *>(this))
512 (static_cast<ev_watcher *>(this), events);
513 }
514
515 bool is_active () const EV_THROW ()
516 {
517 return ev_is_active (static_cast<const ev_watcher *>(this));
518 }
519
520 bool is_pending () const EV_THROW ()
521 {
522 return ev_is_pending (static_cast<const ev_watcher *>(this));
523 }
524
525 void feed_event (int revents) EV_THROW ()
526 {
527 ev_feed_event (EV_A_ static_cast<const ev_watcher *>(this), revents);
528 }
529 };
530
531 inline tstamp now () EV_THROW ()
532 {
533 return ev_time ();
534 }
535
536 inline void delay (tstamp interval) EV_THROW ()
537 {
538 ev_sleep (interval);
539 }
540
541 inline int version_major () EV_THROW ()
542 {
543 return ev_version_major ();
544 }
545
546 inline int version_minor () EV_THROW ()
547 {
548 return ev_version_minor ();
549 }
550
551 inline unsigned int supported_backends () EV_THROW ()
552 {
553 return ev_supported_backends ();
554 }
555
556 inline unsigned int recommended_backends () EV_THROW ()
557 {
558 return ev_recommended_backends ();
559 }
560
561 inline unsigned int embeddable_backends () EV_THROW ()
562 {
563 return ev_embeddable_backends ();
564 }
565
566 inline void set_allocator (void *(*cb)(void *ptr, long size)) EV_THROW ()
567 {
568 ev_set_allocator (cb);
569 }
570
571 inline void set_syserr_cb (void (*cb)(const char *msg)) EV_THROW ()
572 {
573 ev_set_syserr_cb (cb);
130 } 574 }
131 575
132 #if EV_MULTIPLICITY 576 #if EV_MULTIPLICITY
133 #define EV_CONSTRUCT \ 577 #define EV_CONSTRUCT(cppstem,cstem) \
134 (EV_P = EV_DEFAULT) \ 578 (EV_PX = get_default_loop ()) EV_THROW () \
579 : base<ev_ ## cstem, cppstem> (EV_A) \
135 { \ 580 { \
136 set (EV_A); \
137 } 581 }
138 #else 582 #else
139 #define EV_CONSTRUCT \ 583 #define EV_CONSTRUCT(cppstem,cstem) \
140 () \ 584 () EV_THROW () \
141 { \ 585 { \
142 } 586 }
143 #endif 587 #endif
144 588
145 /* using a template here would require quite a bit more lines, 589 /* using a template here would require quite a bit more lines,
146 * so a macro solution was chosen */ 590 * so a macro solution was chosen */
147 #define EV_BEGIN_WATCHER(cppstem,cstem) \ 591 #define EV_BEGIN_WATCHER(cppstem,cstem) \
148 \ 592 \
149 struct cppstem : base<ev_ ## cstem, cppstem> \ 593 struct cppstem : base<ev_ ## cstem, cppstem> \
150 { \ 594 { \
151 void start () \ 595 void start () EV_THROW () \
152 { \ 596 { \
153 ev_ ## cstem ## _start (EV_A_ static_cast<ev_ ## cstem *>(this)); \ 597 ev_ ## cstem ## _start (EV_A_ static_cast<ev_ ## cstem *>(this)); \
154 } \ 598 } \
155 \ 599 \
156 void stop () \ 600 void stop () EV_THROW () \
157 { \ 601 { \
158 ev_ ## cstem ## _stop (EV_A_ static_cast<ev_ ## cstem *>(this)); \ 602 ev_ ## cstem ## _stop (EV_A_ static_cast<ev_ ## cstem *>(this)); \
159 } \ 603 } \
160 \ 604 \
161 cppstem EV_CONSTRUCT \ 605 cppstem EV_CONSTRUCT(cppstem,cstem) \
162 \
163 ~cppstem () \ 606 \
607 ~cppstem () EV_THROW () \
164 { \ 608 { \
165 stop (); \ 609 stop (); \
166 } \ 610 } \
167 \ 611 \
168 using base<ev_ ## cstem, cppstem>::set; \ 612 using base<ev_ ## cstem, cppstem>::set; \
169 \ 613 \
170 private: \ 614 private: \
171 \ 615 \
172 cppstem (const cppstem &o) \ 616 cppstem (const cppstem &o); \
173 { /* disabled */ } \
174 \ 617 \
175 void operator =(const cppstem &o) { /* disabled */ } \ 618 cppstem & operator =(const cppstem &o); \
176 \ 619 \
177 public: 620 public:
178 621
179 #define EV_END_WATCHER(cppstem,cstem) \ 622 #define EV_END_WATCHER(cppstem,cstem) \
180 }; 623 };
181 624
182 EV_BEGIN_WATCHER (io, io) 625 EV_BEGIN_WATCHER (io, io)
183 void set (int fd, int events) 626 void set (int fd, int events) EV_THROW ()
184 { 627 {
185 int active = is_active (); 628 int active = is_active ();
186 if (active) stop (); 629 if (active) stop ();
187 ev_io_set (static_cast<ev_io *>(this), fd, events); 630 ev_io_set (static_cast<ev_io *>(this), fd, events);
188 if (active) start (); 631 if (active) start ();
189 } 632 }
190 633
191 void set (int events) 634 void set (int events) EV_THROW ()
192 { 635 {
193 int active = is_active (); 636 int active = is_active ();
194 if (active) stop (); 637 if (active) stop ();
195 ev_io_set (static_cast<ev_io *>(this), fd, events); 638 ev_io_set (static_cast<ev_io *>(this), fd, events);
196 if (active) start (); 639 if (active) start ();
197 } 640 }
198 641
199 void start (int fd, int events) 642 void start (int fd, int events) EV_THROW ()
200 { 643 {
201 set (fd, events); 644 set (fd, events);
202 start (); 645 start ();
203 } 646 }
204 EV_END_WATCHER (io, io) 647 EV_END_WATCHER (io, io)
205 648
206 EV_BEGIN_WATCHER (timer, timer) 649 EV_BEGIN_WATCHER (timer, timer)
207 void set (ev_tstamp after, ev_tstamp repeat = 0.) 650 void set (ev_tstamp after, ev_tstamp repeat = 0.) EV_THROW ()
208 { 651 {
209 int active = is_active (); 652 int active = is_active ();
210 if (active) stop (); 653 if (active) stop ();
211 ev_timer_set (static_cast<ev_timer *>(this), after, repeat); 654 ev_timer_set (static_cast<ev_timer *>(this), after, repeat);
212 if (active) start (); 655 if (active) start ();
213 } 656 }
214 657
215 void start (ev_tstamp after, ev_tstamp repeat = 0.) 658 void start (ev_tstamp after, ev_tstamp repeat = 0.) EV_THROW ()
216 { 659 {
217 set (after, repeat); 660 set (after, repeat);
218 start (); 661 start ();
219 } 662 }
220 663
221 void again () 664 void again () EV_THROW ()
222 { 665 {
223 ev_timer_again (EV_A_ static_cast<ev_timer *>(this)); 666 ev_timer_again (EV_A_ static_cast<ev_timer *>(this));
224 } 667 }
225 EV_END_WATCHER (timer, timer) 668 EV_END_WATCHER (timer, timer)
226 669
227 #if EV_PERIODIC_ENABLE 670 #if EV_PERIODIC_ENABLE
228 EV_BEGIN_WATCHER (periodic, periodic) 671 EV_BEGIN_WATCHER (periodic, periodic)
229 void set (ev_tstamp at, ev_tstamp interval = 0.) 672 void set (ev_tstamp at, ev_tstamp interval = 0.) EV_THROW ()
230 { 673 {
231 int active = is_active (); 674 int active = is_active ();
232 if (active) stop (); 675 if (active) stop ();
233 ev_periodic_set (static_cast<ev_periodic *>(this), at, interval, 0); 676 ev_periodic_set (static_cast<ev_periodic *>(this), at, interval, 0);
234 if (active) start (); 677 if (active) start ();
235 } 678 }
236 679
237 void start (ev_tstamp at, ev_tstamp interval = 0.) 680 void start (ev_tstamp at, ev_tstamp interval = 0.) EV_THROW ()
238 { 681 {
239 set (at, interval); 682 set (at, interval);
240 start (); 683 start ();
241 } 684 }
242 685
243 void again () 686 void again () EV_THROW ()
244 { 687 {
245 ev_periodic_again (EV_A_ static_cast<ev_periodic *>(this)); 688 ev_periodic_again (EV_A_ static_cast<ev_periodic *>(this));
246 } 689 }
247 EV_END_WATCHER (periodic, periodic) 690 EV_END_WATCHER (periodic, periodic)
248 #endif 691 #endif
249 692
250 EV_BEGIN_WATCHER (sig, signal) 693 EV_BEGIN_WATCHER (sig, signal)
251 void set (int signum) 694 void set (int signum) EV_THROW ()
252 { 695 {
253 int active = is_active (); 696 int active = is_active ();
254 if (active) stop (); 697 if (active) stop ();
255 ev_signal_set (static_cast<ev_signal *>(this), signum); 698 ev_signal_set (static_cast<ev_signal *>(this), signum);
256 if (active) start (); 699 if (active) start ();
257 } 700 }
258 701
259 void start (int signum) 702 void start (int signum) EV_THROW ()
260 { 703 {
261 set (signum); 704 set (signum);
262 start (); 705 start ();
263 } 706 }
264 EV_END_WATCHER (sig, signal) 707 EV_END_WATCHER (sig, signal)
265 708
266 EV_BEGIN_WATCHER (child, child) 709 EV_BEGIN_WATCHER (child, child)
267 void set (int pid) 710 void set (int pid) EV_THROW ()
268 { 711 {
269 int active = is_active (); 712 int active = is_active ();
270 if (active) stop (); 713 if (active) stop ();
271 ev_child_set (static_cast<ev_child *>(this), pid); 714 ev_child_set (static_cast<ev_child *>(this), pid);
272 if (active) start (); 715 if (active) start ();
273 } 716 }
274 717
275 void start (int pid) 718 void start (int pid) EV_THROW ()
276 { 719 {
277 set (pid); 720 set (pid);
278 start (); 721 start ();
279 } 722 }
280 EV_END_WATCHER (child, child) 723 EV_END_WATCHER (child, child)
281 724
282 #if EV_STAT_ENABLE 725 #if EV_STAT_ENABLE
283 EV_BEGIN_WATCHER (stat, stat) 726 EV_BEGIN_WATCHER (stat, stat)
284 void set (const char *path, ev_tstamp interval = 0.) 727 void set (const char *path, ev_tstamp interval = 0.) EV_THROW ()
285 { 728 {
286 int active = is_active (); 729 int active = is_active ();
287 if (active) stop (); 730 if (active) stop ();
288 ev_stat_set (static_cast<ev_stat *>(this), path, interval); 731 ev_stat_set (static_cast<ev_stat *>(this), path, interval);
289 if (active) start (); 732 if (active) start ();
290 } 733 }
291 734
292 void start (const char *path, ev_tstamp interval = 0.) 735 void start (const char *path, ev_tstamp interval = 0.) EV_THROW ()
293 { 736 {
294 stop (); 737 stop ();
295 set (path, interval); 738 set (path, interval);
296 start (); 739 start ();
297 } 740 }
298 741
299 void update () 742 void update () EV_THROW ()
300 { 743 {
301 ev_stat_stat (EV_A_ static_cast<ev_stat *>(this)); 744 ev_stat_stat (EV_A_ static_cast<ev_stat *>(this));
302 } 745 }
303 EV_END_WATCHER (stat, stat) 746 EV_END_WATCHER (stat, stat)
304 #endif 747 #endif
305 748
306 EV_BEGIN_WATCHER (idle, idle) 749 EV_BEGIN_WATCHER (idle, idle)
307 void set () { } 750 void set () EV_THROW () { }
308 EV_END_WATCHER (idle, idle) 751 EV_END_WATCHER (idle, idle)
309 752
310 EV_BEGIN_WATCHER (prepare, prepare) 753 EV_BEGIN_WATCHER (prepare, prepare)
311 void set () { } 754 void set () EV_THROW () { }
312 EV_END_WATCHER (prepare, prepare) 755 EV_END_WATCHER (prepare, prepare)
313 756
314 EV_BEGIN_WATCHER (check, check) 757 EV_BEGIN_WATCHER (check, check)
315 void set () { } 758 void set () EV_THROW () { }
316 EV_END_WATCHER (check, check) 759 EV_END_WATCHER (check, check)
317 760
318 #if EV_EMBED_ENABLE 761 #if EV_EMBED_ENABLE
319 EV_BEGIN_WATCHER (embed, embed) 762 EV_BEGIN_WATCHER (embed, embed)
320 void start (struct ev_loop *embedded_loop) 763 void start (struct ev_loop *embedded_loop) EV_THROW ()
321 { 764 {
322 stop (); 765 stop ();
323 ev_embed_set (static_cast<ev_embed *>(this), embedded_loop); 766 ev_embed_set (static_cast<ev_embed *>(this), embedded_loop);
324 start (); 767 start ();
325 } 768 }
… …
331 EV_END_WATCHER (embed, embed) 774 EV_END_WATCHER (embed, embed)
332 #endif 775 #endif
333 776
334 #if EV_FORK_ENABLE 777 #if EV_FORK_ENABLE
335 EV_BEGIN_WATCHER (fork, fork) 778 EV_BEGIN_WATCHER (fork, fork)
336 void set () { } 779 void set () EV_THROW () { }
337 EV_END_WATCHER (fork, fork) 780 EV_END_WATCHER (fork, fork)
338 #endif 781 #endif
339 782
783 #undef EV_PX
784 #undef EV_PX_
340 #undef EV_CONSTRUCT 785 #undef EV_CONSTRUCT
341 #undef EV_BEGIN_WATCHER 786 #undef EV_BEGIN_WATCHER
342 #undef EV_END_WATCHER 787 #undef EV_END_WATCHER
788
343} 789}
344 790
345#endif 791#undef EV_THROW
346 792
793#endif
794

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