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 |
|
40 |
#ifndef EVPP_H__ |
41 |
#define EVPP_H__ |
42 |
|
43 |
#ifdef EV_H |
44 |
# include EV_H |
45 |
#else |
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 |
56 |
|
57 |
namespace ev { |
58 |
|
59 |
typedef ev_tstamp tstamp; |
60 |
|
61 |
enum { |
62 |
UNDEF = EV_UNDEF, |
63 |
NONE = EV_NONE, |
64 |
READ = EV_READ, |
65 |
WRITE = EV_WRITE, |
66 |
TIMEOUT = EV_TIMEOUT, |
67 |
PERIODIC = EV_PERIODIC, |
68 |
SIGNAL = EV_SIGNAL, |
69 |
CHILD = EV_CHILD, |
70 |
STAT = EV_STAT, |
71 |
IDLE = EV_IDLE, |
72 |
CHECK = EV_CHECK, |
73 |
PREPARE = EV_PREPARE, |
74 |
FORK = EV_FORK, |
75 |
EMBED = EV_EMBED, |
76 |
ERROR = EV_ERROR, |
77 |
}; |
78 |
|
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 |
}; |
91 |
|
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?") |
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 |
loop_ref (EV_P) throw () |
136 |
#if EV_MULTIPLICITY |
137 |
: EV_AX (EV_A) |
138 |
#endif |
139 |
{ |
140 |
} |
141 |
|
142 |
bool operator == (const loop_ref &other) const throw () |
143 |
{ |
144 |
#if EV_MULTIPLICITY |
145 |
return EV_AX == other.EV_AX; |
146 |
#else |
147 |
return true; |
148 |
#endif |
149 |
} |
150 |
|
151 |
bool operator != (const loop_ref &other) const throw () |
152 |
{ |
153 |
#if EV_MULTIPLICITY |
154 |
return ! (*this == other); |
155 |
#else |
156 |
return false; |
157 |
#endif |
158 |
} |
159 |
|
160 |
#if EV_MULTIPLICITY |
161 |
bool operator == (struct ev_loop *other) const throw () |
162 |
{ |
163 |
return this->EV_AX == other; |
164 |
} |
165 |
|
166 |
bool operator != (struct ev_loop *other) const throw () |
167 |
{ |
168 |
return ! (*this == other); |
169 |
} |
170 |
|
171 |
bool operator == (const struct ev_loop *other) const throw () |
172 |
{ |
173 |
return this->EV_AX == other; |
174 |
} |
175 |
|
176 |
bool operator != (const struct ev_loop *other) const throw () |
177 |
{ |
178 |
return (*this == other); |
179 |
} |
180 |
|
181 |
operator struct ev_loop * () const throw () |
182 |
{ |
183 |
return EV_AX; |
184 |
} |
185 |
|
186 |
operator const struct ev_loop * () const throw () |
187 |
{ |
188 |
return EV_AX; |
189 |
} |
190 |
|
191 |
bool is_default () const throw () |
192 |
{ |
193 |
return EV_AX == ev_default_loop (0); |
194 |
} |
195 |
#endif |
196 |
|
197 |
void loop (int flags = 0) |
198 |
{ |
199 |
ev_loop (EV_AX_ flags); |
200 |
} |
201 |
|
202 |
void unloop (how_t how = ONE) throw () |
203 |
{ |
204 |
ev_unloop (EV_AX_ how); |
205 |
} |
206 |
|
207 |
void post_fork () throw () |
208 |
{ |
209 |
#if EV_MULTIPLICITY |
210 |
ev_loop_fork (EV_AX); |
211 |
#else |
212 |
ev_default_fork (); |
213 |
#endif |
214 |
} |
215 |
|
216 |
unsigned int count () const throw () |
217 |
{ |
218 |
return ev_loop_count (EV_AX); |
219 |
} |
220 |
|
221 |
unsigned int backend () const throw () |
222 |
{ |
223 |
return ev_backend (EV_AX); |
224 |
} |
225 |
|
226 |
tstamp now () const throw () |
227 |
{ |
228 |
return ev_now (EV_AX); |
229 |
} |
230 |
|
231 |
void ref () throw () |
232 |
{ |
233 |
ev_ref (EV_AX); |
234 |
} |
235 |
|
236 |
void unref () throw () |
237 |
{ |
238 |
ev_unref (EV_AX); |
239 |
} |
240 |
|
241 |
void set_io_collect_interval (tstamp interval) throw () |
242 |
{ |
243 |
ev_set_io_collect_interval (EV_AX_ interval); |
244 |
} |
245 |
|
246 |
void set_timeout_collect_interval (tstamp interval) throw () |
247 |
{ |
248 |
ev_set_timeout_collect_interval (EV_AX_ interval); |
249 |
} |
250 |
|
251 |
// function callback |
252 |
void once (int fd, int events, tstamp timeout, void (*cb)(int, void *), void* arg = 0) throw () |
253 |
{ |
254 |
ev_once (EV_AX_ fd, events, timeout, cb, arg); |
255 |
} |
256 |
|
257 |
// method callback |
258 |
template<class K, void (K::*method)(int)> |
259 |
void once (int fd, int events, tstamp timeout, K *object) throw () |
260 |
{ |
261 |
once (fd, events, timeout, method_thunk<K, method>, object); |
262 |
} |
263 |
|
264 |
template<class K, void (K::*method)(int)> |
265 |
static void method_thunk (int revents, void* arg) |
266 |
{ |
267 |
K *obj = static_cast<K *>(arg); |
268 |
(obj->*method) (revents); |
269 |
} |
270 |
|
271 |
// const method callback |
272 |
template<class K, void (K::*method)(int) const> |
273 |
void once (int fd, int events, tstamp timeout, const K *object) throw () |
274 |
{ |
275 |
once (fd, events, timeout, const_method_thunk<K, method>, object); |
276 |
} |
277 |
|
278 |
template<class K, void (K::*method)(int) const> |
279 |
static void const_method_thunk (int revents, void* arg) |
280 |
{ |
281 |
K *obj = static_cast<K *>(arg); |
282 |
(obj->*method) (revents); |
283 |
} |
284 |
|
285 |
// simple method callback |
286 |
template<class K, void (K::*method)()> |
287 |
void once (int fd, int events, tstamp timeout, K *object) throw () |
288 |
{ |
289 |
once (fd, events, timeout, method_noargs_thunk<K, method>, object); |
290 |
} |
291 |
|
292 |
template<class K, void (K::*method)()> |
293 |
static void method_noargs_thunk (int revents, void* arg) |
294 |
{ |
295 |
K *obj = static_cast<K *>(arg); |
296 |
(obj->*method) (); |
297 |
} |
298 |
|
299 |
// simpler function callback |
300 |
template<void (*cb)(int)> |
301 |
void once (int fd, int events, tstamp timeout) throw () |
302 |
{ |
303 |
once (fd, events, timeout, simpler_func_thunk<cb>); |
304 |
} |
305 |
|
306 |
template<void (*cb)(int)> |
307 |
static void simpler_func_thunk (int revents, void* arg) |
308 |
{ |
309 |
(*cb) (revents); |
310 |
} |
311 |
|
312 |
// simplest function callback |
313 |
template<void (*cb)()> |
314 |
void once (int fd, int events, tstamp timeout) throw () |
315 |
{ |
316 |
once (fd, events, timeout, simplest_func_thunk<cb>); |
317 |
} |
318 |
|
319 |
template<void (*cb)()> |
320 |
static void simplest_func_thunk (int revents, void* arg) |
321 |
{ |
322 |
(*cb) (); |
323 |
} |
324 |
|
325 |
void feed_fd_event (int fd, int revents) throw () |
326 |
{ |
327 |
ev_feed_fd_event (EV_AX_ fd, revents); |
328 |
} |
329 |
|
330 |
void feed_signal_event (int signum) throw () |
331 |
{ |
332 |
ev_feed_signal_event (EV_AX_ signum); |
333 |
} |
334 |
|
335 |
#if EV_MULTIPLICITY |
336 |
struct ev_loop* EV_AX; |
337 |
#endif |
338 |
|
339 |
}; |
340 |
|
341 |
#if EV_MULTIPLICITY |
342 |
struct dynamic_loop : loop_ref |
343 |
{ |
344 |
|
345 |
dynamic_loop (unsigned int flags = AUTO) throw (bad_loop) |
346 |
: loop_ref (ev_loop_new (flags)) |
347 |
{ |
348 |
if (!EV_AX) |
349 |
throw bad_loop (); |
350 |
} |
351 |
|
352 |
~dynamic_loop () throw () |
353 |
{ |
354 |
ev_loop_destroy (EV_AX); |
355 |
EV_AX = 0; |
356 |
} |
357 |
|
358 |
private: |
359 |
|
360 |
dynamic_loop (const dynamic_loop &); |
361 |
|
362 |
dynamic_loop & operator= (const dynamic_loop &); |
363 |
|
364 |
}; |
365 |
#endif |
366 |
|
367 |
struct default_loop : loop_ref |
368 |
{ |
369 |
default_loop (unsigned int flags = AUTO) throw (bad_loop) |
370 |
#if EV_MULTIPLICITY |
371 |
: loop_ref (ev_default_loop (flags)) |
372 |
#endif |
373 |
{ |
374 |
if ( |
375 |
#if EV_MULTIPLICITY |
376 |
!EV_AX |
377 |
#else |
378 |
!ev_default_loop (flags) |
379 |
#endif |
380 |
) |
381 |
throw bad_loop (); |
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); |
562 |
} |
563 |
|
564 |
#if EV_MULTIPLICITY |
565 |
#define EV_CONSTRUCT(cppstem,cstem) \ |
566 |
(EV_PX = get_default_loop ()) throw () \ |
567 |
: base<ev_ ## cstem, cppstem> (EV_A) \ |
568 |
{ \ |
569 |
} |
570 |
#else |
571 |
#define EV_CONSTRUCT(cppstem,cstem) \ |
572 |
() throw () \ |
573 |
{ \ |
574 |
} |
575 |
#endif |
576 |
|
577 |
/* using a template here would require quite a bit more lines, |
578 |
* so a macro solution was chosen */ |
579 |
#define EV_BEGIN_WATCHER(cppstem,cstem) \ |
580 |
\ |
581 |
struct cppstem : base<ev_ ## cstem, cppstem> \ |
582 |
{ \ |
583 |
void start () throw () \ |
584 |
{ \ |
585 |
ev_ ## cstem ## _start (EV_A_ static_cast<ev_ ## cstem *>(this)); \ |
586 |
} \ |
587 |
\ |
588 |
void stop () throw () \ |
589 |
{ \ |
590 |
ev_ ## cstem ## _stop (EV_A_ static_cast<ev_ ## cstem *>(this)); \ |
591 |
} \ |
592 |
\ |
593 |
cppstem EV_CONSTRUCT(cppstem,cstem) \ |
594 |
\ |
595 |
~cppstem () throw () \ |
596 |
{ \ |
597 |
stop (); \ |
598 |
} \ |
599 |
\ |
600 |
using base<ev_ ## cstem, cppstem>::set; \ |
601 |
\ |
602 |
private: \ |
603 |
\ |
604 |
cppstem (const cppstem &o); \ |
605 |
\ |
606 |
cppstem & operator =(const cppstem &o); \ |
607 |
\ |
608 |
public: |
609 |
|
610 |
#define EV_END_WATCHER(cppstem,cstem) \ |
611 |
}; |
612 |
|
613 |
EV_BEGIN_WATCHER (io, io) |
614 |
void set (int fd, int events) throw () |
615 |
{ |
616 |
int active = is_active (); |
617 |
if (active) stop (); |
618 |
ev_io_set (static_cast<ev_io *>(this), fd, events); |
619 |
if (active) start (); |
620 |
} |
621 |
|
622 |
void set (int events) throw () |
623 |
{ |
624 |
int active = is_active (); |
625 |
if (active) stop (); |
626 |
ev_io_set (static_cast<ev_io *>(this), fd, events); |
627 |
if (active) start (); |
628 |
} |
629 |
|
630 |
void start (int fd, int events) throw () |
631 |
{ |
632 |
set (fd, events); |
633 |
start (); |
634 |
} |
635 |
EV_END_WATCHER (io, io) |
636 |
|
637 |
EV_BEGIN_WATCHER (timer, timer) |
638 |
void set (ev_tstamp after, ev_tstamp repeat = 0.) throw () |
639 |
{ |
640 |
int active = is_active (); |
641 |
if (active) stop (); |
642 |
ev_timer_set (static_cast<ev_timer *>(this), after, repeat); |
643 |
if (active) start (); |
644 |
} |
645 |
|
646 |
void start (ev_tstamp after, ev_tstamp repeat = 0.) throw () |
647 |
{ |
648 |
set (after, repeat); |
649 |
start (); |
650 |
} |
651 |
|
652 |
void again () throw () |
653 |
{ |
654 |
ev_timer_again (EV_A_ static_cast<ev_timer *>(this)); |
655 |
} |
656 |
EV_END_WATCHER (timer, timer) |
657 |
|
658 |
#if EV_PERIODIC_ENABLE |
659 |
EV_BEGIN_WATCHER (periodic, periodic) |
660 |
void set (ev_tstamp at, ev_tstamp interval = 0.) throw () |
661 |
{ |
662 |
int active = is_active (); |
663 |
if (active) stop (); |
664 |
ev_periodic_set (static_cast<ev_periodic *>(this), at, interval, 0); |
665 |
if (active) start (); |
666 |
} |
667 |
|
668 |
void start (ev_tstamp at, ev_tstamp interval = 0.) throw () |
669 |
{ |
670 |
set (at, interval); |
671 |
start (); |
672 |
} |
673 |
|
674 |
void again () throw () |
675 |
{ |
676 |
ev_periodic_again (EV_A_ static_cast<ev_periodic *>(this)); |
677 |
} |
678 |
EV_END_WATCHER (periodic, periodic) |
679 |
#endif |
680 |
|
681 |
EV_BEGIN_WATCHER (sig, signal) |
682 |
void set (int signum) throw () |
683 |
{ |
684 |
int active = is_active (); |
685 |
if (active) stop (); |
686 |
ev_signal_set (static_cast<ev_signal *>(this), signum); |
687 |
if (active) start (); |
688 |
} |
689 |
|
690 |
void start (int signum) throw () |
691 |
{ |
692 |
set (signum); |
693 |
start (); |
694 |
} |
695 |
EV_END_WATCHER (sig, signal) |
696 |
|
697 |
EV_BEGIN_WATCHER (child, child) |
698 |
void set (int pid, int trace = 0) throw () |
699 |
{ |
700 |
int active = is_active (); |
701 |
if (active) stop (); |
702 |
ev_child_set (static_cast<ev_child *>(this), pid, trace); |
703 |
if (active) start (); |
704 |
} |
705 |
|
706 |
void start (int pid, int trace = 0) throw () |
707 |
{ |
708 |
set (pid, trace); |
709 |
start (); |
710 |
} |
711 |
EV_END_WATCHER (child, child) |
712 |
|
713 |
#if EV_STAT_ENABLE |
714 |
EV_BEGIN_WATCHER (stat, stat) |
715 |
void set (const char *path, ev_tstamp interval = 0.) throw () |
716 |
{ |
717 |
int active = is_active (); |
718 |
if (active) stop (); |
719 |
ev_stat_set (static_cast<ev_stat *>(this), path, interval); |
720 |
if (active) start (); |
721 |
} |
722 |
|
723 |
void start (const char *path, ev_tstamp interval = 0.) throw () |
724 |
{ |
725 |
stop (); |
726 |
set (path, interval); |
727 |
start (); |
728 |
} |
729 |
|
730 |
void update () throw () |
731 |
{ |
732 |
ev_stat_stat (EV_A_ static_cast<ev_stat *>(this)); |
733 |
} |
734 |
EV_END_WATCHER (stat, stat) |
735 |
#endif |
736 |
|
737 |
EV_BEGIN_WATCHER (idle, idle) |
738 |
void set () throw () { } |
739 |
EV_END_WATCHER (idle, idle) |
740 |
|
741 |
EV_BEGIN_WATCHER (prepare, prepare) |
742 |
void set () throw () { } |
743 |
EV_END_WATCHER (prepare, prepare) |
744 |
|
745 |
EV_BEGIN_WATCHER (check, check) |
746 |
void set () throw () { } |
747 |
EV_END_WATCHER (check, check) |
748 |
|
749 |
#if EV_EMBED_ENABLE |
750 |
EV_BEGIN_WATCHER (embed, embed) |
751 |
void start (struct ev_loop *embedded_loop) throw () |
752 |
{ |
753 |
stop (); |
754 |
ev_embed_set (static_cast<ev_embed *>(this), embedded_loop); |
755 |
start (); |
756 |
} |
757 |
|
758 |
void sweep () |
759 |
{ |
760 |
ev_embed_sweep (EV_A_ static_cast<ev_embed *>(this)); |
761 |
} |
762 |
EV_END_WATCHER (embed, embed) |
763 |
#endif |
764 |
|
765 |
#if EV_FORK_ENABLE |
766 |
EV_BEGIN_WATCHER (fork, fork) |
767 |
void set () throw () { } |
768 |
EV_END_WATCHER (fork, fork) |
769 |
#endif |
770 |
|
771 |
#undef EV_PX |
772 |
#undef EV_PX_ |
773 |
#undef EV_CONSTRUCT |
774 |
#undef EV_BEGIN_WATCHER |
775 |
#undef EV_END_WATCHER |
776 |
} |
777 |
|
778 |
#endif |
779 |
|