1 |
/* |
2 |
* libev simple C++ wrapper classes |
3 |
* |
4 |
* Copyright (c) 2007,2008,2010 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 |
{ |
63 |
UNDEF = EV_UNDEF, |
64 |
NONE = EV_NONE, |
65 |
READ = EV_READ, |
66 |
WRITE = EV_WRITE, |
67 |
#if EV_COMPAT3 |
68 |
TIMEOUT = EV_TIMEOUT, |
69 |
#endif |
70 |
TIMER = EV_TIMER, |
71 |
PERIODIC = EV_PERIODIC, |
72 |
SIGNAL = EV_SIGNAL, |
73 |
CHILD = EV_CHILD, |
74 |
STAT = EV_STAT, |
75 |
IDLE = EV_IDLE, |
76 |
CHECK = EV_CHECK, |
77 |
PREPARE = EV_PREPARE, |
78 |
FORK = EV_FORK, |
79 |
ASYNC = EV_ASYNC, |
80 |
EMBED = EV_EMBED, |
81 |
# undef ERROR // some systems stupidly #define ERROR |
82 |
ERROR = EV_ERROR |
83 |
}; |
84 |
|
85 |
enum |
86 |
{ |
87 |
AUTO = EVFLAG_AUTO, |
88 |
NOENV = EVFLAG_NOENV, |
89 |
FORKCHECK = EVFLAG_FORKCHECK, |
90 |
|
91 |
SELECT = EVBACKEND_SELECT, |
92 |
POLL = EVBACKEND_POLL, |
93 |
EPOLL = EVBACKEND_EPOLL, |
94 |
KQUEUE = EVBACKEND_KQUEUE, |
95 |
DEVPOLL = EVBACKEND_DEVPOLL, |
96 |
PORT = EVBACKEND_PORT |
97 |
}; |
98 |
|
99 |
enum |
100 |
{ |
101 |
#if EV_COMPAT3 |
102 |
NONBLOCK = EVLOOP_NONBLOCK, |
103 |
ONESHOT = EVLOOP_ONESHOT, |
104 |
#endif |
105 |
NOWAIT = EVRUN_NOWAIT, |
106 |
ONCE = EVRUN_ONCE |
107 |
}; |
108 |
|
109 |
enum how_t |
110 |
{ |
111 |
ONE = EVBREAK_ONE, |
112 |
ALL = EVBREAK_ALL |
113 |
}; |
114 |
|
115 |
struct bad_loop |
116 |
#if EV_USE_STDEXCEPT |
117 |
: std::runtime_error |
118 |
#endif |
119 |
{ |
120 |
#if EV_USE_STDEXCEPT |
121 |
bad_loop () |
122 |
: std::runtime_error ("libev event loop cannot be initialized, bad value of LIBEV_FLAGS?") |
123 |
{ |
124 |
} |
125 |
#endif |
126 |
}; |
127 |
|
128 |
#ifdef EV_AX |
129 |
# undef EV_AX |
130 |
#endif |
131 |
|
132 |
#ifdef EV_AX_ |
133 |
# undef EV_AX_ |
134 |
#endif |
135 |
|
136 |
#if EV_MULTIPLICITY |
137 |
# define EV_AX raw_loop |
138 |
# define EV_AX_ raw_loop, |
139 |
#else |
140 |
# define EV_AX |
141 |
# define EV_AX_ |
142 |
#endif |
143 |
|
144 |
struct loop_ref |
145 |
{ |
146 |
loop_ref (EV_P) throw () |
147 |
#if EV_MULTIPLICITY |
148 |
: EV_AX (EV_A) |
149 |
#endif |
150 |
{ |
151 |
} |
152 |
|
153 |
bool operator == (const loop_ref &other) const throw () |
154 |
{ |
155 |
#if EV_MULTIPLICITY |
156 |
return EV_AX == other.EV_AX; |
157 |
#else |
158 |
return true; |
159 |
#endif |
160 |
} |
161 |
|
162 |
bool operator != (const loop_ref &other) const throw () |
163 |
{ |
164 |
#if EV_MULTIPLICITY |
165 |
return ! (*this == other); |
166 |
#else |
167 |
return false; |
168 |
#endif |
169 |
} |
170 |
|
171 |
#if EV_MULTIPLICITY |
172 |
bool operator == (const EV_P) const throw () |
173 |
{ |
174 |
return this->EV_AX == EV_A; |
175 |
} |
176 |
|
177 |
bool operator != (const EV_P) const throw () |
178 |
{ |
179 |
return (*this == EV_A); |
180 |
} |
181 |
|
182 |
operator struct ev_loop * () const throw () |
183 |
{ |
184 |
return EV_AX; |
185 |
} |
186 |
|
187 |
operator const struct ev_loop * () const throw () |
188 |
{ |
189 |
return EV_AX; |
190 |
} |
191 |
|
192 |
bool is_default () const throw () |
193 |
{ |
194 |
return EV_AX == ev_default_loop (0); |
195 |
} |
196 |
#endif |
197 |
|
198 |
#if EV_COMPAT3 |
199 |
void loop (int flags = 0) |
200 |
{ |
201 |
ev_run (EV_AX_ flags); |
202 |
} |
203 |
|
204 |
void unloop (how_t how = ONE) throw () |
205 |
{ |
206 |
ev_break (EV_AX_ how); |
207 |
} |
208 |
#endif |
209 |
|
210 |
void run (int flags = 0) |
211 |
{ |
212 |
ev_run (EV_AX_ flags); |
213 |
} |
214 |
|
215 |
void break_loop (how_t how = ONE) throw () |
216 |
{ |
217 |
ev_break (EV_AX_ how); |
218 |
} |
219 |
|
220 |
void post_fork () throw () |
221 |
{ |
222 |
ev_loop_fork (EV_AX); |
223 |
} |
224 |
|
225 |
unsigned int backend () const throw () |
226 |
{ |
227 |
return ev_backend (EV_AX); |
228 |
} |
229 |
|
230 |
tstamp now () const throw () |
231 |
{ |
232 |
return ev_now (EV_AX); |
233 |
} |
234 |
|
235 |
void ref () throw () |
236 |
{ |
237 |
ev_ref (EV_AX); |
238 |
} |
239 |
|
240 |
void unref () throw () |
241 |
{ |
242 |
ev_unref (EV_AX); |
243 |
} |
244 |
|
245 |
#if EV_FEATURE_API |
246 |
unsigned int iteration () const throw () |
247 |
{ |
248 |
return ev_iteration (EV_AX); |
249 |
} |
250 |
|
251 |
unsigned int depth () const throw () |
252 |
{ |
253 |
return ev_depth (EV_AX); |
254 |
} |
255 |
|
256 |
void set_io_collect_interval (tstamp interval) throw () |
257 |
{ |
258 |
ev_set_io_collect_interval (EV_AX_ interval); |
259 |
} |
260 |
|
261 |
void set_timeout_collect_interval (tstamp interval) throw () |
262 |
{ |
263 |
ev_set_timeout_collect_interval (EV_AX_ interval); |
264 |
} |
265 |
#endif |
266 |
|
267 |
// function callback |
268 |
void once (int fd, int events, tstamp timeout, void (*cb)(int, void *), void *arg = 0) throw () |
269 |
{ |
270 |
ev_once (EV_AX_ fd, events, timeout, cb, arg); |
271 |
} |
272 |
|
273 |
// method callback |
274 |
template<class K, void (K::*method)(int)> |
275 |
void once (int fd, int events, tstamp timeout, K *object) throw () |
276 |
{ |
277 |
once (fd, events, timeout, method_thunk<K, method>, object); |
278 |
} |
279 |
|
280 |
// default method == operator () |
281 |
template<class K> |
282 |
void once (int fd, int events, tstamp timeout, K *object) throw () |
283 |
{ |
284 |
once (fd, events, timeout, method_thunk<K, &K::operator ()>, object); |
285 |
} |
286 |
|
287 |
template<class K, void (K::*method)(int)> |
288 |
static void method_thunk (int revents, void *arg) |
289 |
{ |
290 |
static_cast<K *>(arg)->*method |
291 |
(revents); |
292 |
} |
293 |
|
294 |
// no-argument method callback |
295 |
template<class K, void (K::*method)()> |
296 |
void once (int fd, int events, tstamp timeout, K *object) throw () |
297 |
{ |
298 |
once (fd, events, timeout, method_noargs_thunk<K, method>, object); |
299 |
} |
300 |
|
301 |
template<class K, void (K::*method)()> |
302 |
static void method_noargs_thunk (int revents, void *arg) |
303 |
{ |
304 |
static_cast<K *>(arg)->*method |
305 |
(); |
306 |
} |
307 |
|
308 |
// simpler function callback |
309 |
template<void (*cb)(int)> |
310 |
void once (int fd, int events, tstamp timeout) throw () |
311 |
{ |
312 |
once (fd, events, timeout, simpler_func_thunk<cb>); |
313 |
} |
314 |
|
315 |
template<void (*cb)(int)> |
316 |
static void simpler_func_thunk (int revents, void *arg) |
317 |
{ |
318 |
(*cb) |
319 |
(revents); |
320 |
} |
321 |
|
322 |
// simplest function callback |
323 |
template<void (*cb)()> |
324 |
void once (int fd, int events, tstamp timeout) throw () |
325 |
{ |
326 |
once (fd, events, timeout, simplest_func_thunk<cb>); |
327 |
} |
328 |
|
329 |
template<void (*cb)()> |
330 |
static void simplest_func_thunk (int revents, void *arg) |
331 |
{ |
332 |
(*cb) |
333 |
(); |
334 |
} |
335 |
|
336 |
void feed_fd_event (int fd, int revents) throw () |
337 |
{ |
338 |
ev_feed_fd_event (EV_AX_ fd, revents); |
339 |
} |
340 |
|
341 |
void feed_signal_event (int signum) throw () |
342 |
{ |
343 |
ev_feed_signal_event (EV_AX_ signum); |
344 |
} |
345 |
|
346 |
#if EV_MULTIPLICITY |
347 |
struct ev_loop* EV_AX; |
348 |
#endif |
349 |
|
350 |
}; |
351 |
|
352 |
#if EV_MULTIPLICITY |
353 |
struct dynamic_loop : loop_ref |
354 |
{ |
355 |
|
356 |
dynamic_loop (unsigned int flags = AUTO) throw (bad_loop) |
357 |
: loop_ref (ev_loop_new (flags)) |
358 |
{ |
359 |
if (!EV_AX) |
360 |
throw bad_loop (); |
361 |
} |
362 |
|
363 |
~dynamic_loop () throw () |
364 |
{ |
365 |
ev_loop_destroy (EV_AX); |
366 |
EV_AX = 0; |
367 |
} |
368 |
|
369 |
private: |
370 |
|
371 |
dynamic_loop (const dynamic_loop &); |
372 |
|
373 |
dynamic_loop & operator= (const dynamic_loop &); |
374 |
|
375 |
}; |
376 |
#endif |
377 |
|
378 |
struct default_loop : loop_ref |
379 |
{ |
380 |
default_loop (unsigned int flags = AUTO) throw (bad_loop) |
381 |
#if EV_MULTIPLICITY |
382 |
: loop_ref (ev_default_loop (flags)) |
383 |
#endif |
384 |
{ |
385 |
if ( |
386 |
#if EV_MULTIPLICITY |
387 |
!EV_AX |
388 |
#else |
389 |
!ev_default_loop (flags) |
390 |
#endif |
391 |
) |
392 |
throw bad_loop (); |
393 |
} |
394 |
|
395 |
private: |
396 |
default_loop (const default_loop &); |
397 |
default_loop &operator = (const default_loop &); |
398 |
}; |
399 |
|
400 |
inline loop_ref get_default_loop () throw () |
401 |
{ |
402 |
#if EV_MULTIPLICITY |
403 |
return ev_default_loop (0); |
404 |
#else |
405 |
return loop_ref (); |
406 |
#endif |
407 |
} |
408 |
|
409 |
#undef EV_AX |
410 |
#undef EV_AX_ |
411 |
|
412 |
#undef EV_PX |
413 |
#undef EV_PX_ |
414 |
#if EV_MULTIPLICITY |
415 |
# define EV_PX loop_ref EV_A |
416 |
# define EV_PX_ loop_ref EV_A_ |
417 |
#else |
418 |
# define EV_PX |
419 |
# define EV_PX_ |
420 |
#endif |
421 |
|
422 |
template<class ev_watcher, class watcher> |
423 |
struct base : ev_watcher |
424 |
{ |
425 |
#if EV_MULTIPLICITY |
426 |
EV_PX; |
427 |
|
428 |
// loop set |
429 |
void set (EV_P) throw () |
430 |
{ |
431 |
this->EV_A = EV_A; |
432 |
} |
433 |
#endif |
434 |
|
435 |
base (EV_PX) throw () |
436 |
#if EV_MULTIPLICITY |
437 |
: EV_A (EV_A) |
438 |
#endif |
439 |
{ |
440 |
ev_init (this, 0); |
441 |
} |
442 |
|
443 |
void set_ (const void *data, void (*cb)(EV_P_ ev_watcher *w, int revents)) throw () |
444 |
{ |
445 |
this->data = (void *)data; |
446 |
ev_set_cb (static_cast<ev_watcher *>(this), cb); |
447 |
} |
448 |
|
449 |
// function callback |
450 |
template<void (*function)(watcher &w, int)> |
451 |
void set (void *data = 0) throw () |
452 |
{ |
453 |
set_ (data, function_thunk<function>); |
454 |
} |
455 |
|
456 |
template<void (*function)(watcher &w, int)> |
457 |
static void function_thunk (EV_P_ ev_watcher *w, int revents) |
458 |
{ |
459 |
function |
460 |
(*static_cast<watcher *>(w), revents); |
461 |
} |
462 |
|
463 |
// method callback |
464 |
template<class K, void (K::*method)(watcher &w, int)> |
465 |
void set (K *object) throw () |
466 |
{ |
467 |
set_ (object, method_thunk<K, method>); |
468 |
} |
469 |
|
470 |
// default method == operator () |
471 |
template<class K> |
472 |
void set (K *object) throw () |
473 |
{ |
474 |
set_ (object, method_thunk<K, &K::operator ()>); |
475 |
} |
476 |
|
477 |
template<class K, void (K::*method)(watcher &w, int)> |
478 |
static void method_thunk (EV_P_ ev_watcher *w, int revents) |
479 |
{ |
480 |
(static_cast<K *>(w->data)->*method) |
481 |
(*static_cast<watcher *>(w), revents); |
482 |
} |
483 |
|
484 |
// no-argument callback |
485 |
template<class K, void (K::*method)()> |
486 |
void set (K *object) throw () |
487 |
{ |
488 |
set_ (object, method_noargs_thunk<K, method>); |
489 |
} |
490 |
|
491 |
template<class K, void (K::*method)()> |
492 |
static void method_noargs_thunk (EV_P_ ev_watcher *w, int revents) |
493 |
{ |
494 |
(static_cast<K *>(w->data)->*method) |
495 |
(); |
496 |
} |
497 |
|
498 |
void operator ()(int events = EV_UNDEF) |
499 |
{ |
500 |
return |
501 |
ev_cb (static_cast<ev_watcher *>(this)) |
502 |
(static_cast<ev_watcher *>(this), events); |
503 |
} |
504 |
|
505 |
bool is_active () const throw () |
506 |
{ |
507 |
return ev_is_active (static_cast<const ev_watcher *>(this)); |
508 |
} |
509 |
|
510 |
bool is_pending () const throw () |
511 |
{ |
512 |
return ev_is_pending (static_cast<const ev_watcher *>(this)); |
513 |
} |
514 |
|
515 |
void feed_event (int revents) throw () |
516 |
{ |
517 |
ev_feed_event (EV_A_ static_cast<const ev_watcher *>(this), revents); |
518 |
} |
519 |
}; |
520 |
|
521 |
inline tstamp now () throw () |
522 |
{ |
523 |
return ev_time (); |
524 |
} |
525 |
|
526 |
inline void delay (tstamp interval) throw () |
527 |
{ |
528 |
ev_sleep (interval); |
529 |
} |
530 |
|
531 |
inline int version_major () throw () |
532 |
{ |
533 |
return ev_version_major (); |
534 |
} |
535 |
|
536 |
inline int version_minor () throw () |
537 |
{ |
538 |
return ev_version_minor (); |
539 |
} |
540 |
|
541 |
inline unsigned int supported_backends () throw () |
542 |
{ |
543 |
return ev_supported_backends (); |
544 |
} |
545 |
|
546 |
inline unsigned int recommended_backends () throw () |
547 |
{ |
548 |
return ev_recommended_backends (); |
549 |
} |
550 |
|
551 |
inline unsigned int embeddable_backends () throw () |
552 |
{ |
553 |
return ev_embeddable_backends (); |
554 |
} |
555 |
|
556 |
inline void set_allocator (void *(*cb)(void *ptr, long size)) throw () |
557 |
{ |
558 |
ev_set_allocator (cb); |
559 |
} |
560 |
|
561 |
inline void set_syserr_cb (void (*cb)(const char *msg)) throw () |
562 |
{ |
563 |
ev_set_syserr_cb (cb); |
564 |
} |
565 |
|
566 |
#if EV_MULTIPLICITY |
567 |
#define EV_CONSTRUCT(cppstem,cstem) \ |
568 |
(EV_PX = get_default_loop ()) throw () \ |
569 |
: base<ev_ ## cstem, cppstem> (EV_A) \ |
570 |
{ \ |
571 |
} |
572 |
#else |
573 |
#define EV_CONSTRUCT(cppstem,cstem) \ |
574 |
() throw () \ |
575 |
{ \ |
576 |
} |
577 |
#endif |
578 |
|
579 |
/* using a template here would require quite a bit more lines, |
580 |
* so a macro solution was chosen */ |
581 |
#define EV_BEGIN_WATCHER(cppstem,cstem) \ |
582 |
\ |
583 |
struct cppstem : base<ev_ ## cstem, cppstem> \ |
584 |
{ \ |
585 |
void start () throw () \ |
586 |
{ \ |
587 |
ev_ ## cstem ## _start (EV_A_ static_cast<ev_ ## cstem *>(this)); \ |
588 |
} \ |
589 |
\ |
590 |
void stop () throw () \ |
591 |
{ \ |
592 |
ev_ ## cstem ## _stop (EV_A_ static_cast<ev_ ## cstem *>(this)); \ |
593 |
} \ |
594 |
\ |
595 |
cppstem EV_CONSTRUCT(cppstem,cstem) \ |
596 |
\ |
597 |
~cppstem () throw () \ |
598 |
{ \ |
599 |
stop (); \ |
600 |
} \ |
601 |
\ |
602 |
using base<ev_ ## cstem, cppstem>::set; \ |
603 |
\ |
604 |
private: \ |
605 |
\ |
606 |
cppstem (const cppstem &o); \ |
607 |
\ |
608 |
cppstem &operator =(const cppstem &o); \ |
609 |
\ |
610 |
public: |
611 |
|
612 |
#define EV_END_WATCHER(cppstem,cstem) \ |
613 |
}; |
614 |
|
615 |
EV_BEGIN_WATCHER (io, io) |
616 |
void set (int fd, int events) throw () |
617 |
{ |
618 |
int active = is_active (); |
619 |
if (active) stop (); |
620 |
ev_io_set (static_cast<ev_io *>(this), fd, events); |
621 |
if (active) start (); |
622 |
} |
623 |
|
624 |
void set (int events) throw () |
625 |
{ |
626 |
int active = is_active (); |
627 |
if (active) stop (); |
628 |
ev_io_set (static_cast<ev_io *>(this), fd, events); |
629 |
if (active) start (); |
630 |
} |
631 |
|
632 |
void start (int fd, int events) throw () |
633 |
{ |
634 |
set (fd, events); |
635 |
start (); |
636 |
} |
637 |
EV_END_WATCHER (io, io) |
638 |
|
639 |
EV_BEGIN_WATCHER (timer, timer) |
640 |
void set (ev_tstamp after, ev_tstamp repeat = 0.) throw () |
641 |
{ |
642 |
int active = is_active (); |
643 |
if (active) stop (); |
644 |
ev_timer_set (static_cast<ev_timer *>(this), after, repeat); |
645 |
if (active) start (); |
646 |
} |
647 |
|
648 |
void start (ev_tstamp after, ev_tstamp repeat = 0.) throw () |
649 |
{ |
650 |
set (after, repeat); |
651 |
start (); |
652 |
} |
653 |
|
654 |
void again () throw () |
655 |
{ |
656 |
ev_timer_again (EV_A_ static_cast<ev_timer *>(this)); |
657 |
} |
658 |
|
659 |
ev_tstamp remaining () |
660 |
{ |
661 |
return ev_timer_remaining (EV_A_ static_cast<ev_timer *>(this)); |
662 |
} |
663 |
EV_END_WATCHER (timer, timer) |
664 |
|
665 |
#if EV_PERIODIC_ENABLE |
666 |
EV_BEGIN_WATCHER (periodic, periodic) |
667 |
void set (ev_tstamp at, ev_tstamp interval = 0.) throw () |
668 |
{ |
669 |
int active = is_active (); |
670 |
if (active) stop (); |
671 |
ev_periodic_set (static_cast<ev_periodic *>(this), at, interval, 0); |
672 |
if (active) start (); |
673 |
} |
674 |
|
675 |
void start (ev_tstamp at, ev_tstamp interval = 0.) throw () |
676 |
{ |
677 |
set (at, interval); |
678 |
start (); |
679 |
} |
680 |
|
681 |
void again () throw () |
682 |
{ |
683 |
ev_periodic_again (EV_A_ static_cast<ev_periodic *>(this)); |
684 |
} |
685 |
EV_END_WATCHER (periodic, periodic) |
686 |
#endif |
687 |
|
688 |
#if EV_SIGNAL_ENABLE |
689 |
EV_BEGIN_WATCHER (sig, signal) |
690 |
void set (int signum) throw () |
691 |
{ |
692 |
int active = is_active (); |
693 |
if (active) stop (); |
694 |
ev_signal_set (static_cast<ev_signal *>(this), signum); |
695 |
if (active) start (); |
696 |
} |
697 |
|
698 |
void start (int signum) throw () |
699 |
{ |
700 |
set (signum); |
701 |
start (); |
702 |
} |
703 |
EV_END_WATCHER (sig, signal) |
704 |
#endif |
705 |
|
706 |
#if EV_CHILD_ENABLE |
707 |
EV_BEGIN_WATCHER (child, child) |
708 |
void set (int pid, int trace = 0) throw () |
709 |
{ |
710 |
int active = is_active (); |
711 |
if (active) stop (); |
712 |
ev_child_set (static_cast<ev_child *>(this), pid, trace); |
713 |
if (active) start (); |
714 |
} |
715 |
|
716 |
void start (int pid, int trace = 0) throw () |
717 |
{ |
718 |
set (pid, trace); |
719 |
start (); |
720 |
} |
721 |
EV_END_WATCHER (child, child) |
722 |
#endif |
723 |
|
724 |
#if EV_STAT_ENABLE |
725 |
EV_BEGIN_WATCHER (stat, stat) |
726 |
void set (const char *path, ev_tstamp interval = 0.) throw () |
727 |
{ |
728 |
int active = is_active (); |
729 |
if (active) stop (); |
730 |
ev_stat_set (static_cast<ev_stat *>(this), path, interval); |
731 |
if (active) start (); |
732 |
} |
733 |
|
734 |
void start (const char *path, ev_tstamp interval = 0.) throw () |
735 |
{ |
736 |
stop (); |
737 |
set (path, interval); |
738 |
start (); |
739 |
} |
740 |
|
741 |
void update () throw () |
742 |
{ |
743 |
ev_stat_stat (EV_A_ static_cast<ev_stat *>(this)); |
744 |
} |
745 |
EV_END_WATCHER (stat, stat) |
746 |
#endif |
747 |
|
748 |
#if EV_IDLE_ENABLE |
749 |
EV_BEGIN_WATCHER (idle, idle) |
750 |
void set () throw () { } |
751 |
EV_END_WATCHER (idle, idle) |
752 |
#endif |
753 |
|
754 |
#if EV_PREPARE_ENABLE |
755 |
EV_BEGIN_WATCHER (prepare, prepare) |
756 |
void set () throw () { } |
757 |
EV_END_WATCHER (prepare, prepare) |
758 |
#endif |
759 |
|
760 |
#if EV_CHECK_ENABLE |
761 |
EV_BEGIN_WATCHER (check, check) |
762 |
void set () throw () { } |
763 |
EV_END_WATCHER (check, check) |
764 |
#endif |
765 |
|
766 |
#if EV_EMBED_ENABLE |
767 |
EV_BEGIN_WATCHER (embed, embed) |
768 |
void set (struct ev_loop *embedded_loop) throw () |
769 |
{ |
770 |
int active = is_active (); |
771 |
if (active) stop (); |
772 |
ev_embed_set (static_cast<ev_embed *>(this), embedded_loop); |
773 |
if (active) start (); |
774 |
} |
775 |
|
776 |
void start (struct ev_loop *embedded_loop) throw () |
777 |
{ |
778 |
set (embedded_loop); |
779 |
start (); |
780 |
} |
781 |
|
782 |
void sweep () |
783 |
{ |
784 |
ev_embed_sweep (EV_A_ static_cast<ev_embed *>(this)); |
785 |
} |
786 |
EV_END_WATCHER (embed, embed) |
787 |
#endif |
788 |
|
789 |
#if EV_FORK_ENABLE |
790 |
EV_BEGIN_WATCHER (fork, fork) |
791 |
void set () throw () { } |
792 |
EV_END_WATCHER (fork, fork) |
793 |
#endif |
794 |
|
795 |
#if EV_ASYNC_ENABLE |
796 |
EV_BEGIN_WATCHER (async, async) |
797 |
void send () throw () |
798 |
{ |
799 |
ev_async_send (EV_A_ static_cast<ev_async *>(this)); |
800 |
} |
801 |
|
802 |
bool async_pending () throw () |
803 |
{ |
804 |
return ev_async_pending (static_cast<ev_async *>(this)); |
805 |
} |
806 |
EV_END_WATCHER (async, async) |
807 |
#endif |
808 |
|
809 |
#undef EV_PX |
810 |
#undef EV_PX_ |
811 |
#undef EV_CONSTRUCT |
812 |
#undef EV_BEGIN_WATCHER |
813 |
#undef EV_END_WATCHER |
814 |
} |
815 |
|
816 |
#endif |
817 |
|