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4 | * Copyright (c) 2007,2008,2010 Marc Alexander Lehmann <libev@schmorp.de> |
4 | * Copyright (c) 2007,2008,2010 Marc Alexander Lehmann <libev@schmorp.de> |
5 | * All rights reserved. |
5 | * All rights reserved. |
6 | * |
6 | * |
7 | * Redistribution and use in source and binary forms, with or without modifica- |
7 | * Redistribution and use in source and binary forms, with or without modifica- |
8 | * tion, are permitted provided that the following conditions are met: |
8 | * tion, are permitted provided that the following conditions are met: |
9 | * |
9 | * |
10 | * 1. Redistributions of source code must retain the above copyright notice, |
10 | * 1. Redistributions of source code must retain the above copyright notice, |
11 | * this list of conditions and the following disclaimer. |
11 | * this list of conditions and the following disclaimer. |
12 | * |
12 | * |
13 | * 2. Redistributions in binary form must reproduce the above copyright |
13 | * 2. Redistributions in binary form must reproduce the above copyright |
14 | * notice, this list of conditions and the following disclaimer in the |
14 | * notice, this list of conditions and the following disclaimer in the |
15 | * documentation and/or other materials provided with the distribution. |
15 | * documentation and/or other materials provided with the distribution. |
16 | * |
16 | * |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED |
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- |
18 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MER- |
19 | * CHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO |
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- |
20 | * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPE- |
21 | * CIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
21 | * CIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
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56 | |
56 | |
57 | namespace ev { |
57 | namespace ev { |
58 | |
58 | |
59 | typedef ev_tstamp tstamp; |
59 | typedef ev_tstamp tstamp; |
60 | |
60 | |
61 | enum |
61 | enum { |
62 | { |
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63 | UNDEF = EV_UNDEF, |
62 | UNDEF = EV_UNDEF, |
64 | NONE = EV_NONE, |
63 | NONE = EV_NONE, |
65 | READ = EV_READ, |
64 | READ = EV_READ, |
66 | WRITE = EV_WRITE, |
65 | WRITE = EV_WRITE, |
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66 | #if EV_COMPAT3 |
67 | TIMEOUT = EV_TIMEOUT, |
67 | TIMEOUT = EV_TIMEOUT, |
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68 | #endif |
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69 | TIMER = EV_TIMER, |
68 | PERIODIC = EV_PERIODIC, |
70 | PERIODIC = EV_PERIODIC, |
69 | SIGNAL = EV_SIGNAL, |
71 | SIGNAL = EV_SIGNAL, |
70 | CHILD = EV_CHILD, |
72 | CHILD = EV_CHILD, |
71 | STAT = EV_STAT, |
73 | STAT = EV_STAT, |
72 | IDLE = EV_IDLE, |
74 | IDLE = EV_IDLE, |
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93 | PORT = EVBACKEND_PORT |
95 | PORT = EVBACKEND_PORT |
94 | }; |
96 | }; |
95 | |
97 | |
96 | enum |
98 | enum |
97 | { |
99 | { |
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|
100 | #if EV_COMPAT3 |
98 | NONBLOCK = EVLOOP_NONBLOCK, |
101 | NONBLOCK = EVLOOP_NONBLOCK, |
99 | ONESHOT = EVLOOP_ONESHOT |
102 | ONESHOT = EVLOOP_ONESHOT, |
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103 | #endif |
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104 | NOWAIT = EVRUN_NOWAIT, |
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105 | ONCE = EVRUN_ONCE |
100 | }; |
106 | }; |
101 | |
107 | |
102 | enum how_t |
108 | enum how_t |
103 | { |
109 | { |
104 | ONE = EVUNLOOP_ONE, |
110 | ONE = EVBREAK_ONE, |
105 | ALL = EVUNLOOP_ALL |
111 | ALL = EVBREAK_ALL |
106 | }; |
112 | }; |
107 | |
113 | |
108 | struct bad_loop |
114 | struct bad_loop |
109 | #if EV_USE_STDEXCEPT |
115 | #if EV_USE_STDEXCEPT |
110 | : std::runtime_error |
116 | : std::runtime_error |
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186 | { |
192 | { |
187 | return EV_AX == ev_default_loop (0); |
193 | return EV_AX == ev_default_loop (0); |
188 | } |
194 | } |
189 | #endif |
195 | #endif |
190 | |
196 | |
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|
197 | #if EV_COMPAT3 |
191 | void loop (int flags = 0) |
198 | void loop (int flags = 0) |
192 | { |
199 | { |
193 | ev_loop (EV_AX_ flags); |
200 | ev_run (EV_AX_ flags); |
194 | } |
201 | } |
195 | |
202 | |
196 | void unloop (how_t how = ONE) throw () |
203 | void unloop (how_t how = ONE) throw () |
197 | { |
204 | { |
198 | ev_unloop (EV_AX_ how); |
205 | ev_break (EV_AX_ how); |
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|
206 | } |
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207 | #endif |
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208 | |
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209 | void run (int flags = 0) |
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210 | { |
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211 | ev_run (EV_AX_ flags); |
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212 | } |
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213 | |
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214 | void break_loop (how_t how = ONE) throw () |
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215 | { |
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216 | ev_break (EV_AX_ how); |
199 | } |
217 | } |
200 | |
218 | |
201 | void post_fork () throw () |
219 | void post_fork () throw () |
202 | { |
220 | { |
203 | #if EV_MULTIPLICITY |
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204 | ev_loop_fork (EV_AX); |
221 | ev_loop_fork (EV_AX); |
205 | #else |
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206 | ev_default_fork (); |
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207 | #endif |
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208 | } |
222 | } |
209 | |
223 | |
210 | unsigned int backend () const throw () |
224 | unsigned int backend () const throw () |
211 | { |
225 | { |
212 | return ev_backend (EV_AX); |
226 | return ev_backend (EV_AX); |
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270 | } |
284 | } |
271 | |
285 | |
272 | template<class K, void (K::*method)(int)> |
286 | template<class K, void (K::*method)(int)> |
273 | static void method_thunk (int revents, void *arg) |
287 | static void method_thunk (int revents, void *arg) |
274 | { |
288 | { |
275 | static_cast<K *>(arg)->*method |
289 | (static_cast<K *>(arg)->*method) |
276 | (revents); |
290 | (revents); |
277 | } |
291 | } |
278 | |
292 | |
279 | // no-argument method callback |
293 | // no-argument method callback |
280 | template<class K, void (K::*method)()> |
294 | template<class K, void (K::*method)()> |
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284 | } |
298 | } |
285 | |
299 | |
286 | template<class K, void (K::*method)()> |
300 | template<class K, void (K::*method)()> |
287 | static void method_noargs_thunk (int revents, void *arg) |
301 | static void method_noargs_thunk (int revents, void *arg) |
288 | { |
302 | { |
289 | static_cast<K *>(arg)->*method |
303 | (static_cast<K *>(arg)->*method) |
290 | (); |
304 | (); |
291 | } |
305 | } |
292 | |
306 | |
293 | // simpler function callback |
307 | // simpler function callback |
294 | template<void (*cb)(int)> |
308 | template<void (*cb)(int)> |
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373 | #else |
387 | #else |
374 | !ev_default_loop (flags) |
388 | !ev_default_loop (flags) |
375 | #endif |
389 | #endif |
376 | ) |
390 | ) |
377 | throw bad_loop (); |
391 | throw bad_loop (); |
378 | } |
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379 | |
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380 | ~default_loop () throw () |
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381 | { |
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382 | ev_default_destroy (); |
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383 | } |
392 | } |
384 | |
393 | |
385 | private: |
394 | private: |
386 | default_loop (const default_loop &); |
395 | default_loop (const default_loop &); |
387 | default_loop &operator = (const default_loop &); |
396 | default_loop &operator = (const default_loop &); |
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502 | return ev_is_pending (static_cast<const ev_watcher *>(this)); |
511 | return ev_is_pending (static_cast<const ev_watcher *>(this)); |
503 | } |
512 | } |
504 | |
513 | |
505 | void feed_event (int revents) throw () |
514 | void feed_event (int revents) throw () |
506 | { |
515 | { |
507 | ev_feed_event (EV_A_ static_cast<const ev_watcher *>(this), revents); |
516 | ev_feed_event (EV_A_ static_cast<ev_watcher *>(this), revents); |
508 | } |
517 | } |
509 | }; |
518 | }; |
510 | |
519 | |
511 | inline tstamp now () throw () |
520 | inline tstamp now (EV_P) throw () |
512 | { |
521 | { |
513 | return ev_time (); |
522 | return ev_now (EV_A); |
514 | } |
523 | } |
515 | |
524 | |
516 | inline void delay (tstamp interval) throw () |
525 | inline void delay (tstamp interval) throw () |
517 | { |
526 | { |
518 | ev_sleep (interval); |
527 | ev_sleep (interval); |
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541 | inline unsigned int embeddable_backends () throw () |
550 | inline unsigned int embeddable_backends () throw () |
542 | { |
551 | { |
543 | return ev_embeddable_backends (); |
552 | return ev_embeddable_backends (); |
544 | } |
553 | } |
545 | |
554 | |
546 | inline void set_allocator (void *(*cb)(void *ptr, long size)) throw () |
555 | inline void set_allocator (void *(*cb)(void *ptr, long size) throw ()) throw () |
547 | { |
556 | { |
548 | ev_set_allocator (cb); |
557 | ev_set_allocator (cb); |
549 | } |
558 | } |
550 | |
559 | |
551 | inline void set_syserr_cb (void (*cb)(const char *msg)) throw () |
560 | inline void set_syserr_cb (void (*cb)(const char *msg) throw ()) throw () |
552 | { |
561 | { |
553 | ev_set_syserr_cb (cb); |
562 | ev_set_syserr_cb (cb); |
554 | } |
563 | } |
555 | |
564 | |
556 | #if EV_MULTIPLICITY |
565 | #if EV_MULTIPLICITY |
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753 | EV_END_WATCHER (check, check) |
762 | EV_END_WATCHER (check, check) |
754 | #endif |
763 | #endif |
755 | |
764 | |
756 | #if EV_EMBED_ENABLE |
765 | #if EV_EMBED_ENABLE |
757 | EV_BEGIN_WATCHER (embed, embed) |
766 | EV_BEGIN_WATCHER (embed, embed) |
758 | void set (struct ev_loop *embedded_loop) throw () |
767 | void set_embed (struct ev_loop *embedded_loop) throw () |
759 | { |
768 | { |
760 | int active = is_active (); |
769 | int active = is_active (); |
761 | if (active) stop (); |
770 | if (active) stop (); |
762 | ev_embed_set (static_cast<ev_embed *>(this), embedded_loop); |
771 | ev_embed_set (static_cast<ev_embed *>(this), embedded_loop); |
763 | if (active) start (); |
772 | if (active) start (); |