1 | /* |
1 | /* |
2 | * libev native API header |
2 | * libev native API header |
3 | * |
3 | * |
4 | * Copyright (c) 2007,2008,2009,2010 Marc Alexander Lehmann <libev@schmorp.de> |
4 | * Copyright (c) 2007-2019 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, |
… | |
… | |
39 | |
39 | |
40 | #ifndef EV_H_ |
40 | #ifndef EV_H_ |
41 | #define EV_H_ |
41 | #define EV_H_ |
42 | |
42 | |
43 | #ifdef __cplusplus |
43 | #ifdef __cplusplus |
44 | extern "C" { |
44 | # define EV_CPP(x) x |
|
|
45 | # if __cplusplus >= 201103L |
|
|
46 | # define EV_NOEXCEPT noexcept |
|
|
47 | # else |
|
|
48 | # define EV_NOEXCEPT |
45 | #endif |
49 | # endif |
|
|
50 | #else |
|
|
51 | # define EV_CPP(x) |
|
|
52 | # define EV_NOEXCEPT |
|
|
53 | #endif |
|
|
54 | #define EV_THROW EV_NOEXCEPT /* pre-4.25, do not use in new code */ |
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|
55 | |
|
|
56 | EV_CPP(extern "C" {) |
46 | |
57 | |
47 | /*****************************************************************************/ |
58 | /*****************************************************************************/ |
48 | |
59 | |
|
|
60 | /* pre-4.0 compatibility */ |
|
|
61 | #ifndef EV_COMPAT3 |
|
|
62 | # define EV_COMPAT3 1 |
|
|
63 | #endif |
|
|
64 | |
49 | #ifndef EV_FEATURES |
65 | #ifndef EV_FEATURES |
|
|
66 | # if defined __OPTIMIZE_SIZE__ |
|
|
67 | # define EV_FEATURES 0x7c |
|
|
68 | # else |
50 | # define EV_FEATURES 0x3f |
69 | # define EV_FEATURES 0x7f |
|
|
70 | # endif |
51 | #endif |
71 | #endif |
52 | |
72 | |
53 | #define EV_FEATURE_CODE ((EV_FEATURES) & 1) |
73 | #define EV_FEATURE_CODE ((EV_FEATURES) & 1) |
54 | #define EV_FEATURE_DATA ((EV_FEATURES) & 2) |
74 | #define EV_FEATURE_DATA ((EV_FEATURES) & 2) |
|
|
75 | #define EV_FEATURE_CONFIG ((EV_FEATURES) & 4) |
55 | #define EV_FEATURE_API ((EV_FEATURES) & 4) |
76 | #define EV_FEATURE_API ((EV_FEATURES) & 8) |
56 | #define EV_FEATURE_WATCHERS ((EV_FEATURES) & 8) |
77 | #define EV_FEATURE_WATCHERS ((EV_FEATURES) & 16) |
57 | #define EV_FEATURE_BACKENDS ((EV_FEATURES) & 16) |
78 | #define EV_FEATURE_BACKENDS ((EV_FEATURES) & 32) |
58 | #define EV_FEATURE_OS ((EV_FEATURES) & 32) |
79 | #define EV_FEATURE_OS ((EV_FEATURES) & 64) |
59 | |
80 | |
60 | /* these priorities are inclusive, higher priorities will be called earlier */ |
81 | /* these priorities are inclusive, higher priorities will be invoked earlier */ |
61 | #ifndef EV_MINPRI |
82 | #ifndef EV_MINPRI |
62 | # define EV_MINPRI (EV_FEATURE_API ? -2 : 0) |
83 | # define EV_MINPRI (EV_FEATURE_CONFIG ? -2 : 0) |
63 | #endif |
84 | #endif |
64 | #ifndef EV_MAXPRI |
85 | #ifndef EV_MAXPRI |
65 | # define EV_MAXPRI (EV_FEATURE_API ? +2 : 0) |
86 | # define EV_MAXPRI (EV_FEATURE_CONFIG ? +2 : 0) |
66 | #endif |
87 | #endif |
67 | |
88 | |
68 | #ifndef EV_MULTIPLICITY |
89 | #ifndef EV_MULTIPLICITY |
69 | # define EV_MULTIPLICITY EV_FEATURE_API |
90 | # define EV_MULTIPLICITY EV_FEATURE_CONFIG |
70 | #endif |
91 | #endif |
71 | |
92 | |
72 | #ifndef EV_PERIODIC_ENABLE |
93 | #ifndef EV_PERIODIC_ENABLE |
73 | # define EV_PERIODIC_ENABLE EV_FEATURE_WATCHERS |
94 | # define EV_PERIODIC_ENABLE EV_FEATURE_WATCHERS |
74 | #endif |
95 | #endif |
… | |
… | |
89 | # define EV_IDLE_ENABLE EV_FEATURE_WATCHERS |
110 | # define EV_IDLE_ENABLE EV_FEATURE_WATCHERS |
90 | #endif |
111 | #endif |
91 | |
112 | |
92 | #ifndef EV_FORK_ENABLE |
113 | #ifndef EV_FORK_ENABLE |
93 | # define EV_FORK_ENABLE EV_FEATURE_WATCHERS |
114 | # define EV_FORK_ENABLE EV_FEATURE_WATCHERS |
|
|
115 | #endif |
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|
116 | |
|
|
117 | #ifndef EV_CLEANUP_ENABLE |
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|
118 | # define EV_CLEANUP_ENABLE EV_FEATURE_WATCHERS |
94 | #endif |
119 | #endif |
95 | |
120 | |
96 | #ifndef EV_SIGNAL_ENABLE |
121 | #ifndef EV_SIGNAL_ENABLE |
97 | # define EV_SIGNAL_ENABLE EV_FEATURE_WATCHERS |
122 | # define EV_SIGNAL_ENABLE EV_FEATURE_WATCHERS |
98 | #endif |
123 | #endif |
… | |
… | |
124 | # define EV_SIGNAL_ENABLE 1 |
149 | # define EV_SIGNAL_ENABLE 1 |
125 | #endif |
150 | #endif |
126 | |
151 | |
127 | /*****************************************************************************/ |
152 | /*****************************************************************************/ |
128 | |
153 | |
129 | #if !EV_FEATURE_CODE && !defined (NDEBUG) |
154 | #ifndef EV_TSTAMP_T |
130 | # define NDEBUG 1 |
155 | # define EV_TSTAMP_T double |
131 | # include <assert.h> |
|
|
132 | #endif |
156 | #endif |
|
|
157 | typedef EV_TSTAMP_T ev_tstamp; |
133 | |
158 | |
134 | typedef double ev_tstamp; |
159 | #include <string.h> /* for memmove */ |
135 | |
160 | |
136 | #ifndef EV_ATOMIC_T |
161 | #ifndef EV_ATOMIC_T |
137 | # include <signal.h> |
162 | # include <signal.h> |
138 | # define EV_ATOMIC_T sig_atomic_t volatile |
163 | # define EV_ATOMIC_T sig_atomic_t volatile |
139 | #endif |
164 | #endif |
… | |
… | |
147 | #endif |
172 | #endif |
148 | |
173 | |
149 | /* support multiple event loops? */ |
174 | /* support multiple event loops? */ |
150 | #if EV_MULTIPLICITY |
175 | #if EV_MULTIPLICITY |
151 | struct ev_loop; |
176 | struct ev_loop; |
152 | # define EV_P struct ev_loop *loop |
177 | # define EV_P struct ev_loop *loop /* a loop as sole parameter in a declaration */ |
153 | # define EV_P_ EV_P, |
178 | # define EV_P_ EV_P, /* a loop as first of multiple parameters */ |
154 | # define EV_A loop |
179 | # define EV_A loop /* a loop as sole argument to a function call */ |
155 | # define EV_A_ EV_A, |
180 | # define EV_A_ EV_A, /* a loop as first of multiple arguments */ |
156 | # define EV_DEFAULT_UC ev_default_loop_uc () |
181 | # define EV_DEFAULT_UC ev_default_loop_uc_ () /* the default loop, if initialised, as sole arg */ |
157 | # define EV_DEFAULT_UC_ EV_DEFAULT_UC, |
182 | # define EV_DEFAULT_UC_ EV_DEFAULT_UC, /* the default loop as first of multiple arguments */ |
158 | # define EV_DEFAULT ev_default_loop (0) |
183 | # define EV_DEFAULT ev_default_loop (0) /* the default loop as sole arg */ |
159 | # define EV_DEFAULT_ EV_DEFAULT, |
184 | # define EV_DEFAULT_ EV_DEFAULT, /* the default loop as first of multiple arguments */ |
160 | #else |
185 | #else |
161 | # define EV_P void |
186 | # define EV_P void |
162 | # define EV_P_ |
187 | # define EV_P_ |
163 | # define EV_A |
188 | # define EV_A |
164 | # define EV_A_ |
189 | # define EV_A_ |
… | |
… | |
167 | # define EV_DEFAULT_UC |
192 | # define EV_DEFAULT_UC |
168 | # define EV_DEFAULT_UC_ |
193 | # define EV_DEFAULT_UC_ |
169 | # undef EV_EMBED_ENABLE |
194 | # undef EV_EMBED_ENABLE |
170 | #endif |
195 | #endif |
171 | |
196 | |
|
|
197 | /* EV_INLINE is used for functions in header files */ |
172 | #if __STDC_VERSION__ >= 199901L || __GNUC__ >= 3 |
198 | #if __STDC_VERSION__ >= 199901L || __GNUC__ >= 3 |
173 | # define EV_INLINE static inline |
199 | # define EV_INLINE static inline |
174 | #else |
200 | #else |
175 | # define EV_INLINE static |
201 | # define EV_INLINE static |
176 | #endif |
202 | #endif |
177 | |
203 | |
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|
204 | #ifdef EV_API_STATIC |
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205 | # define EV_API_DECL static |
|
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206 | #else |
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207 | # define EV_API_DECL extern |
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208 | #endif |
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209 | |
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210 | /* EV_PROTOTYPES can be used to switch of prototype declarations */ |
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211 | #ifndef EV_PROTOTYPES |
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212 | # define EV_PROTOTYPES 1 |
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213 | #endif |
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214 | |
178 | /*****************************************************************************/ |
215 | /*****************************************************************************/ |
179 | |
216 | |
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217 | #define EV_VERSION_MAJOR 4 |
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|
218 | #define EV_VERSION_MINOR 27 |
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219 | |
180 | /* eventmask, revents, events... */ |
220 | /* eventmask, revents, events... */ |
181 | #define EV_UNDEF -1 /* guaranteed to be invalid */ |
221 | enum { |
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|
222 | EV_UNDEF = (int)0xFFFFFFFF, /* guaranteed to be invalid */ |
182 | #define EV_NONE 0x00 /* no events */ |
223 | EV_NONE = 0x00, /* no events */ |
183 | #define EV_READ 0x01 /* ev_io detected read will not block */ |
224 | EV_READ = 0x01, /* ev_io detected read will not block */ |
184 | #define EV_WRITE 0x02 /* ev_io detected write will not block */ |
225 | EV_WRITE = 0x02, /* ev_io detected write will not block */ |
185 | #define EV__IOFDSET 0x80 /* internal use only */ |
226 | EV__IOFDSET = 0x80, /* internal use only */ |
186 | #define EV_IO EV_READ /* alias for type-detection */ |
227 | EV_IO = EV_READ, /* alias for type-detection */ |
187 | #define EV_TIMEOUT 0x00000100 /* timer timed out */ |
228 | EV_TIMER = 0x00000100, /* timer timed out */ |
188 | #define EV_TIMER EV_TIMEOUT /* alias for type-detection */ |
229 | #if EV_COMPAT3 |
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|
230 | EV_TIMEOUT = EV_TIMER, /* pre 4.0 API compatibility */ |
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|
231 | #endif |
189 | #define EV_PERIODIC 0x00000200 /* periodic timer timed out */ |
232 | EV_PERIODIC = 0x00000200, /* periodic timer timed out */ |
190 | #define EV_SIGNAL 0x00000400 /* signal was received */ |
233 | EV_SIGNAL = 0x00000400, /* signal was received */ |
191 | #define EV_CHILD 0x00000800 /* child/pid had status change */ |
234 | EV_CHILD = 0x00000800, /* child/pid had status change */ |
192 | #define EV_STAT 0x00001000 /* stat data changed */ |
235 | EV_STAT = 0x00001000, /* stat data changed */ |
193 | #define EV_IDLE 0x00002000 /* event loop is idling */ |
236 | EV_IDLE = 0x00002000, /* event loop is idling */ |
194 | #define EV_PREPARE 0x00004000 /* event loop about to poll */ |
237 | EV_PREPARE = 0x00004000, /* event loop about to poll */ |
195 | #define EV_CHECK 0x00008000 /* event loop finished poll */ |
238 | EV_CHECK = 0x00008000, /* event loop finished poll */ |
196 | #define EV_EMBED 0x00010000 /* embedded event loop needs sweep */ |
239 | EV_EMBED = 0x00010000, /* embedded event loop needs sweep */ |
197 | #define EV_FORK 0x00020000 /* event loop resumed in child */ |
240 | EV_FORK = 0x00020000, /* event loop resumed in child */ |
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241 | EV_CLEANUP = 0x00040000, /* event loop resumed in child */ |
198 | #define EV_ASYNC 0x00040000 /* async intra-loop signal */ |
242 | EV_ASYNC = 0x00080000, /* async intra-loop signal */ |
199 | #define EV_CUSTOM 0x01000000 /* for use by user code */ |
243 | EV_CUSTOM = 0x01000000, /* for use by user code */ |
200 | #define EV_ERROR 0x80000000 /* sent when an error occurs */ |
244 | EV_ERROR = (int)0x80000000 /* sent when an error occurs */ |
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245 | }; |
201 | |
246 | |
202 | /* can be used to add custom fields to all watchers, while losing binary compatibility */ |
247 | /* can be used to add custom fields to all watchers, while losing binary compatibility */ |
203 | #ifndef EV_COMMON |
248 | #ifndef EV_COMMON |
204 | # define EV_COMMON void *data; |
249 | # define EV_COMMON void *data; |
205 | #endif |
250 | #endif |
206 | #ifndef EV_PROTOTYPES |
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207 | # define EV_PROTOTYPES 1 |
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208 | #endif |
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209 | |
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210 | #define EV_VERSION_MAJOR 3 |
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211 | #define EV_VERSION_MINOR 9 |
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212 | |
251 | |
213 | #ifndef EV_CB_DECLARE |
252 | #ifndef EV_CB_DECLARE |
214 | # define EV_CB_DECLARE(type) void (*cb)(EV_P_ struct type *w, int revents); |
253 | # define EV_CB_DECLARE(type) void (*cb)(EV_P_ struct type *w, int revents); |
215 | #endif |
254 | #endif |
216 | #ifndef EV_CB_INVOKE |
255 | #ifndef EV_CB_INVOKE |
217 | # define EV_CB_INVOKE(watcher,revents) (watcher)->cb (EV_A_ (watcher), (revents)) |
256 | # define EV_CB_INVOKE(watcher,revents) (watcher)->cb (EV_A_ (watcher), (revents)) |
218 | #endif |
257 | #endif |
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258 | |
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259 | /* not official, do not use */ |
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260 | #define EV_CB(type,name) void name (EV_P_ struct ev_ ## type *w, int revents) |
219 | |
261 | |
220 | /* |
262 | /* |
221 | * struct member types: |
263 | * struct member types: |
222 | * private: you may look at them, but not change them, |
264 | * private: you may look at them, but not change them, |
223 | * and they might not mean anything to you. |
265 | * and they might not mean anything to you. |
… | |
… | |
234 | * or the array index + 1 in the pendings array. |
276 | * or the array index + 1 in the pendings array. |
235 | */ |
277 | */ |
236 | |
278 | |
237 | #if EV_MINPRI == EV_MAXPRI |
279 | #if EV_MINPRI == EV_MAXPRI |
238 | # define EV_DECL_PRIORITY |
280 | # define EV_DECL_PRIORITY |
239 | #else |
281 | #elif !defined (EV_DECL_PRIORITY) |
240 | # define EV_DECL_PRIORITY int priority; |
282 | # define EV_DECL_PRIORITY int priority; |
241 | #endif |
283 | #endif |
242 | |
284 | |
243 | /* shared by all watchers */ |
285 | /* shared by all watchers */ |
244 | #define EV_WATCHER(type) \ |
286 | #define EV_WATCHER(type) \ |
… | |
… | |
299 | { |
341 | { |
300 | EV_WATCHER_TIME (ev_periodic) |
342 | EV_WATCHER_TIME (ev_periodic) |
301 | |
343 | |
302 | ev_tstamp offset; /* rw */ |
344 | ev_tstamp offset; /* rw */ |
303 | ev_tstamp interval; /* rw */ |
345 | ev_tstamp interval; /* rw */ |
304 | ev_tstamp (*reschedule_cb)(struct ev_periodic *w, ev_tstamp now); /* rw */ |
346 | ev_tstamp (*reschedule_cb)(struct ev_periodic *w, ev_tstamp now) EV_NOEXCEPT; /* rw */ |
305 | } ev_periodic; |
347 | } ev_periodic; |
306 | |
348 | |
307 | /* invoked when the given signal has been received */ |
349 | /* invoked when the given signal has been received */ |
308 | /* revent EV_SIGNAL */ |
350 | /* revent EV_SIGNAL */ |
309 | typedef struct ev_signal |
351 | typedef struct ev_signal |
… | |
… | |
374 | EV_WATCHER (ev_check) |
416 | EV_WATCHER (ev_check) |
375 | } ev_check; |
417 | } ev_check; |
376 | |
418 | |
377 | #if EV_FORK_ENABLE |
419 | #if EV_FORK_ENABLE |
378 | /* the callback gets invoked before check in the child process when a fork was detected */ |
420 | /* the callback gets invoked before check in the child process when a fork was detected */ |
|
|
421 | /* revent EV_FORK */ |
379 | typedef struct ev_fork |
422 | typedef struct ev_fork |
380 | { |
423 | { |
381 | EV_WATCHER (ev_fork) |
424 | EV_WATCHER (ev_fork) |
382 | } ev_fork; |
425 | } ev_fork; |
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426 | #endif |
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427 | |
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428 | #if EV_CLEANUP_ENABLE |
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429 | /* is invoked just before the loop gets destroyed */ |
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430 | /* revent EV_CLEANUP */ |
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431 | typedef struct ev_cleanup |
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432 | { |
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433 | EV_WATCHER (ev_cleanup) |
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434 | } ev_cleanup; |
383 | #endif |
435 | #endif |
384 | |
436 | |
385 | #if EV_EMBED_ENABLE |
437 | #if EV_EMBED_ENABLE |
386 | /* used to embed an event loop inside another */ |
438 | /* used to embed an event loop inside another */ |
387 | /* the callback gets invoked when the event loop has handled events, and can be 0 */ |
439 | /* the callback gets invoked when the event loop has handled events, and can be 0 */ |
… | |
… | |
395 | ev_check check; /* unused */ |
447 | ev_check check; /* unused */ |
396 | ev_timer timer; /* unused */ |
448 | ev_timer timer; /* unused */ |
397 | ev_periodic periodic; /* unused */ |
449 | ev_periodic periodic; /* unused */ |
398 | ev_idle idle; /* unused */ |
450 | ev_idle idle; /* unused */ |
399 | ev_fork fork; /* private */ |
451 | ev_fork fork; /* private */ |
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452 | #if EV_CLEANUP_ENABLE |
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453 | ev_cleanup cleanup; /* unused */ |
|
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454 | #endif |
400 | } ev_embed; |
455 | } ev_embed; |
401 | #endif |
456 | #endif |
402 | |
457 | |
403 | #if EV_ASYNC_ENABLE |
458 | #if EV_ASYNC_ENABLE |
404 | /* invoked when somebody calls ev_async_send on the watcher */ |
459 | /* invoked when somebody calls ev_async_send on the watcher */ |
… | |
… | |
433 | struct ev_prepare prepare; |
488 | struct ev_prepare prepare; |
434 | struct ev_check check; |
489 | struct ev_check check; |
435 | #if EV_FORK_ENABLE |
490 | #if EV_FORK_ENABLE |
436 | struct ev_fork fork; |
491 | struct ev_fork fork; |
437 | #endif |
492 | #endif |
|
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493 | #if EV_CLEANUP_ENABLE |
|
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494 | struct ev_cleanup cleanup; |
|
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495 | #endif |
438 | #if EV_EMBED_ENABLE |
496 | #if EV_EMBED_ENABLE |
439 | struct ev_embed embed; |
497 | struct ev_embed embed; |
440 | #endif |
498 | #endif |
441 | #if EV_ASYNC_ENABLE |
499 | #if EV_ASYNC_ENABLE |
442 | struct ev_async async; |
500 | struct ev_async async; |
443 | #endif |
501 | #endif |
444 | }; |
502 | }; |
445 | |
503 | |
446 | /* bits for ev_default_loop and ev_loop_new */ |
504 | /* flag bits for ev_default_loop and ev_loop_new */ |
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|
505 | enum { |
447 | /* the default */ |
506 | /* the default */ |
448 | #define EVFLAG_AUTO 0x00000000U /* not quite a mask */ |
507 | EVFLAG_AUTO = 0x00000000U, /* not quite a mask */ |
449 | /* flag bits */ |
508 | /* flag bits */ |
450 | #define EVFLAG_NOENV 0x01000000U /* do NOT consult environment */ |
509 | EVFLAG_NOENV = 0x01000000U, /* do NOT consult environment */ |
451 | #define EVFLAG_FORKCHECK 0x02000000U /* check for a fork in each iteration */ |
510 | EVFLAG_FORKCHECK = 0x02000000U, /* check for a fork in each iteration */ |
452 | /* debugging/feature disable */ |
511 | /* debugging/feature disable */ |
453 | #define EVFLAG_NOINOTIFY 0x00100000U /* do not attempt to use inotify */ |
512 | EVFLAG_NOINOTIFY = 0x00100000U, /* do not attempt to use inotify */ |
|
|
513 | #if EV_COMPAT3 |
454 | #define EVFLAG_NOSIGFD 0 /* compatibility to pre-3.9 */ |
514 | EVFLAG_NOSIGFD = 0, /* compatibility to pre-3.9 */ |
|
|
515 | #endif |
455 | #define EVFLAG_SIGNALFD 0x00200000U /* attempt to use signalfd */ |
516 | EVFLAG_SIGNALFD = 0x00200000U, /* attempt to use signalfd */ |
|
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517 | EVFLAG_NOSIGMASK = 0x00400000U /* avoid modifying the signal mask */ |
|
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518 | }; |
|
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519 | |
456 | /* method bits to be ored together */ |
520 | /* method bits to be ored together */ |
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521 | enum { |
457 | #define EVBACKEND_SELECT 0x00000001U /* about anywhere */ |
522 | EVBACKEND_SELECT = 0x00000001U, /* available just about anywhere */ |
458 | #define EVBACKEND_POLL 0x00000002U /* !win */ |
523 | EVBACKEND_POLL = 0x00000002U, /* !win, !aix, broken on osx */ |
459 | #define EVBACKEND_EPOLL 0x00000004U /* linux */ |
524 | EVBACKEND_EPOLL = 0x00000004U, /* linux */ |
460 | #define EVBACKEND_KQUEUE 0x00000008U /* bsd */ |
525 | EVBACKEND_KQUEUE = 0x00000008U, /* bsd, broken on osx */ |
461 | #define EVBACKEND_DEVPOLL 0x00000010U /* solaris 8 */ /* NYI */ |
526 | EVBACKEND_DEVPOLL = 0x00000010U, /* solaris 8 */ /* NYI */ |
462 | #define EVBACKEND_PORT 0x00000020U /* solaris 10 */ |
527 | EVBACKEND_PORT = 0x00000020U, /* solaris 10 */ |
463 | #define EVBACKEND_ALL 0x0000003FU |
528 | EVBACKEND_LINUXAIO = 0x00000040U, /* linuix AIO, 4.19+ */ |
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529 | EVBACKEND_IOURING = 0x00000080U, /* linux io_uring, 5.1+ */ |
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530 | EVBACKEND_ALL = 0x000000FFU, /* all known backends */ |
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531 | EVBACKEND_MASK = 0x0000FFFFU /* all future backends */ |
|
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532 | }; |
464 | |
533 | |
465 | #if EV_PROTOTYPES |
534 | #if EV_PROTOTYPES |
466 | int ev_version_major (void); |
535 | EV_API_DECL int ev_version_major (void) EV_NOEXCEPT; |
467 | int ev_version_minor (void); |
536 | EV_API_DECL int ev_version_minor (void) EV_NOEXCEPT; |
468 | |
537 | |
469 | unsigned int ev_supported_backends (void); |
538 | EV_API_DECL unsigned int ev_supported_backends (void) EV_NOEXCEPT; |
470 | unsigned int ev_recommended_backends (void); |
539 | EV_API_DECL unsigned int ev_recommended_backends (void) EV_NOEXCEPT; |
471 | unsigned int ev_embeddable_backends (void); |
540 | EV_API_DECL unsigned int ev_embeddable_backends (void) EV_NOEXCEPT; |
472 | |
541 | |
473 | ev_tstamp ev_time (void); |
542 | EV_API_DECL ev_tstamp ev_time (void) EV_NOEXCEPT; |
474 | void ev_sleep (ev_tstamp delay); /* sleep for a while */ |
543 | EV_API_DECL void ev_sleep (ev_tstamp delay) EV_NOEXCEPT; /* sleep for a while */ |
475 | |
544 | |
476 | /* Sets the allocation function to use, works like realloc. |
545 | /* Sets the allocation function to use, works like realloc. |
477 | * It is used to allocate and free memory. |
546 | * It is used to allocate and free memory. |
478 | * If it returns zero when memory needs to be allocated, the library might abort |
547 | * If it returns zero when memory needs to be allocated, the library might abort |
479 | * or take some potentially destructive action. |
548 | * or take some potentially destructive action. |
480 | * The default is your system realloc function. |
549 | * The default is your system realloc function. |
481 | */ |
550 | */ |
482 | void ev_set_allocator (void *(*cb)(void *ptr, long size)); |
551 | EV_API_DECL void ev_set_allocator (void *(*cb)(void *ptr, long size) EV_NOEXCEPT) EV_NOEXCEPT; |
483 | |
552 | |
484 | /* set the callback function to call on a |
553 | /* set the callback function to call on a |
485 | * retryable syscall error |
554 | * retryable syscall error |
486 | * (such as failed select, poll, epoll_wait) |
555 | * (such as failed select, poll, epoll_wait) |
487 | */ |
556 | */ |
488 | void ev_set_syserr_cb (void (*cb)(const char *msg)); |
557 | EV_API_DECL void ev_set_syserr_cb (void (*cb)(const char *msg) EV_NOEXCEPT) EV_NOEXCEPT; |
489 | |
558 | |
490 | #if EV_MULTIPLICITY |
559 | #if EV_MULTIPLICITY |
|
|
560 | |
|
|
561 | /* the default loop is the only one that handles signals and child watchers */ |
|
|
562 | /* you can call this as often as you like */ |
|
|
563 | EV_API_DECL struct ev_loop *ev_default_loop (unsigned int flags EV_CPP (= 0)) EV_NOEXCEPT; |
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|
564 | |
|
|
565 | #ifdef EV_API_STATIC |
|
|
566 | EV_API_DECL struct ev_loop *ev_default_loop_ptr; |
|
|
567 | #endif |
|
|
568 | |
491 | EV_INLINE struct ev_loop * |
569 | EV_INLINE struct ev_loop * |
492 | ev_default_loop_uc (void) |
570 | ev_default_loop_uc_ (void) EV_NOEXCEPT |
493 | { |
571 | { |
494 | extern struct ev_loop *ev_default_loop_ptr; |
572 | extern struct ev_loop *ev_default_loop_ptr; |
495 | |
573 | |
496 | return ev_default_loop_ptr; |
574 | return ev_default_loop_ptr; |
497 | } |
575 | } |
498 | |
576 | |
499 | /* the default loop is the only one that handles signals and child watchers */ |
577 | EV_INLINE int |
500 | /* you can call this as often as you like */ |
578 | ev_is_default_loop (EV_P) EV_NOEXCEPT |
501 | EV_INLINE struct ev_loop * |
|
|
502 | ev_default_loop (unsigned int flags) |
|
|
503 | { |
579 | { |
504 | struct ev_loop *loop = ev_default_loop_uc (); |
580 | return EV_A == EV_DEFAULT_UC; |
505 | |
|
|
506 | if (!loop) |
|
|
507 | { |
|
|
508 | extern struct ev_loop *ev_default_loop_init (unsigned int flags); |
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|
509 | |
|
|
510 | loop = ev_default_loop_init (flags); |
|
|
511 | } |
|
|
512 | |
|
|
513 | return loop; |
|
|
514 | } |
581 | } |
515 | |
582 | |
516 | /* create and destroy alternative loops that don't handle signals */ |
583 | /* create and destroy alternative loops that don't handle signals */ |
517 | struct ev_loop *ev_loop_new (unsigned int flags); |
584 | EV_API_DECL struct ev_loop *ev_loop_new (unsigned int flags EV_CPP (= 0)) EV_NOEXCEPT; |
518 | void ev_loop_destroy (EV_P); |
|
|
519 | void ev_loop_fork (EV_P); |
|
|
520 | |
585 | |
521 | ev_tstamp ev_now (EV_P); /* time w.r.t. timers and the eventloop, updated after each poll */ |
586 | EV_API_DECL ev_tstamp ev_now (EV_P) EV_NOEXCEPT; /* time w.r.t. timers and the eventloop, updated after each poll */ |
522 | |
587 | |
523 | #else |
588 | #else |
524 | |
589 | |
525 | int ev_default_loop (unsigned int flags); /* returns true when successful */ |
590 | EV_API_DECL int ev_default_loop (unsigned int flags EV_CPP (= 0)) EV_NOEXCEPT; /* returns true when successful */ |
|
|
591 | |
|
|
592 | EV_API_DECL ev_tstamp ev_rt_now; |
526 | |
593 | |
527 | EV_INLINE ev_tstamp |
594 | EV_INLINE ev_tstamp |
528 | ev_now (void) |
595 | ev_now (void) EV_NOEXCEPT |
529 | { |
596 | { |
530 | extern ev_tstamp ev_rt_now; |
|
|
531 | |
|
|
532 | return ev_rt_now; |
597 | return ev_rt_now; |
533 | } |
598 | } |
|
|
599 | |
|
|
600 | /* looks weird, but ev_is_default_loop (EV_A) still works if this exists */ |
|
|
601 | EV_INLINE int |
|
|
602 | ev_is_default_loop (void) EV_NOEXCEPT |
|
|
603 | { |
|
|
604 | return 1; |
|
|
605 | } |
|
|
606 | |
534 | #endif /* multiplicity */ |
607 | #endif /* multiplicity */ |
535 | |
608 | |
536 | EV_INLINE int |
609 | /* destroy event loops, also works for the default loop */ |
537 | ev_is_default_loop (EV_P) |
610 | EV_API_DECL void ev_loop_destroy (EV_P); |
538 | { |
|
|
539 | #if EV_MULTIPLICITY |
|
|
540 | extern struct ev_loop *ev_default_loop_ptr; |
|
|
541 | |
611 | |
542 | return !!(EV_A == ev_default_loop_ptr); |
|
|
543 | #else |
|
|
544 | return 1; |
|
|
545 | #endif |
|
|
546 | } |
|
|
547 | |
|
|
548 | void ev_default_destroy (void); /* destroy the default loop */ |
|
|
549 | /* this needs to be called after fork, to duplicate the default loop */ |
612 | /* this needs to be called after fork, to duplicate the loop */ |
550 | /* if you create alternative loops you have to call ev_loop_fork on them */ |
613 | /* when you want to re-use it in the child */ |
551 | /* you can call it in either the parent or the child */ |
614 | /* you can call it in either the parent or the child */ |
552 | /* you can actually call it at any time, anywhere :) */ |
615 | /* you can actually call it at any time, anywhere :) */ |
553 | void ev_default_fork (void); |
616 | EV_API_DECL void ev_loop_fork (EV_P) EV_NOEXCEPT; |
554 | |
617 | |
555 | unsigned int ev_backend (EV_P); /* backend in use by loop */ |
618 | EV_API_DECL unsigned int ev_backend (EV_P) EV_NOEXCEPT; /* backend in use by loop */ |
556 | |
619 | |
557 | void ev_now_update (EV_P); /* update event loop time */ |
620 | EV_API_DECL void ev_now_update (EV_P) EV_NOEXCEPT; /* update event loop time */ |
558 | |
621 | |
559 | #if EV_WALK_ENABLE |
622 | #if EV_WALK_ENABLE |
560 | /* walk (almost) all watchers in the loop of a given type, invoking the */ |
623 | /* walk (almost) all watchers in the loop of a given type, invoking the */ |
561 | /* callback on every such watcher. The callback might stop the watcher, */ |
624 | /* callback on every such watcher. The callback might stop the watcher, */ |
562 | /* but do nothing else with the loop */ |
625 | /* but do nothing else with the loop */ |
563 | void ev_walk (EV_P_ int types, void (*cb)(EV_P_ int type, void *w)); |
626 | EV_API_DECL void ev_walk (EV_P_ int types, void (*cb)(EV_P_ int type, void *w)) EV_NOEXCEPT; |
564 | #endif |
627 | #endif |
565 | |
628 | |
566 | #endif /* prototypes */ |
629 | #endif /* prototypes */ |
567 | |
630 | |
568 | #define EVLOOP_NONBLOCK 1 /* do not block/wait */ |
631 | /* ev_run flags values */ |
569 | #define EVLOOP_ONESHOT 2 /* block *once* only */ |
632 | enum { |
570 | #define EVUNLOOP_CANCEL 0 /* undo unloop */ |
633 | EVRUN_NOWAIT = 1, /* do not block/wait */ |
571 | #define EVUNLOOP_ONE 1 /* unloop once */ |
634 | EVRUN_ONCE = 2 /* block *once* only */ |
|
|
635 | }; |
|
|
636 | |
|
|
637 | /* ev_break how values */ |
|
|
638 | enum { |
|
|
639 | EVBREAK_CANCEL = 0, /* undo unloop */ |
|
|
640 | EVBREAK_ONE = 1, /* unloop once */ |
572 | #define EVUNLOOP_ALL 2 /* unloop all loops */ |
641 | EVBREAK_ALL = 2 /* unloop all loops */ |
|
|
642 | }; |
573 | |
643 | |
574 | #if EV_PROTOTYPES |
644 | #if EV_PROTOTYPES |
575 | void ev_loop (EV_P_ int flags); |
645 | EV_API_DECL int ev_run (EV_P_ int flags EV_CPP (= 0)); |
576 | void ev_unloop (EV_P_ int how); /* set to 1 to break out of event loop, set to 2 to break out of all event loops */ |
646 | EV_API_DECL void ev_break (EV_P_ int how EV_CPP (= EVBREAK_ONE)) EV_NOEXCEPT; /* break out of the loop */ |
577 | |
647 | |
578 | /* |
648 | /* |
579 | * ref/unref can be used to add or remove a refcount on the mainloop. every watcher |
649 | * ref/unref can be used to add or remove a refcount on the mainloop. every watcher |
580 | * keeps one reference. if you have a long-running watcher you never unregister that |
650 | * keeps one reference. if you have a long-running watcher you never unregister that |
581 | * should not keep ev_loop from running, unref() after starting, and ref() before stopping. |
651 | * should not keep ev_loop from running, unref() after starting, and ref() before stopping. |
582 | */ |
652 | */ |
583 | void ev_ref (EV_P); |
653 | EV_API_DECL void ev_ref (EV_P) EV_NOEXCEPT; |
584 | void ev_unref (EV_P); |
654 | EV_API_DECL void ev_unref (EV_P) EV_NOEXCEPT; |
585 | |
655 | |
586 | /* |
656 | /* |
587 | * convenience function, wait for a single event, without registering an event watcher |
657 | * convenience function, wait for a single event, without registering an event watcher |
588 | * if timeout is < 0, do wait indefinitely |
658 | * if timeout is < 0, do wait indefinitely |
589 | */ |
659 | */ |
590 | void ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg); |
660 | EV_API_DECL void ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg) EV_NOEXCEPT; |
591 | |
661 | |
592 | # if EV_FEATURE_API |
662 | # if EV_FEATURE_API |
593 | unsigned int ev_loop_count (EV_P); /* number of loop iterations */ |
663 | EV_API_DECL unsigned int ev_iteration (EV_P) EV_NOEXCEPT; /* number of loop iterations */ |
594 | unsigned int ev_loop_depth (EV_P); /* #ev_loop enters - #ev_loop leaves */ |
664 | EV_API_DECL unsigned int ev_depth (EV_P) EV_NOEXCEPT; /* #ev_loop enters - #ev_loop leaves */ |
595 | void ev_loop_verify (EV_P); /* abort if loop data corrupted */ |
665 | EV_API_DECL void ev_verify (EV_P) EV_NOEXCEPT; /* abort if loop data corrupted */ |
596 | |
666 | |
597 | void ev_set_io_collect_interval (EV_P_ ev_tstamp interval); /* sleep at least this time, default 0 */ |
667 | EV_API_DECL void ev_set_io_collect_interval (EV_P_ ev_tstamp interval) EV_NOEXCEPT; /* sleep at least this time, default 0 */ |
598 | void ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval); /* sleep at least this time, default 0 */ |
668 | EV_API_DECL void ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval) EV_NOEXCEPT; /* sleep at least this time, default 0 */ |
599 | |
669 | |
600 | /* advanced stuff for threading etc. support, see docs */ |
670 | /* advanced stuff for threading etc. support, see docs */ |
601 | void ev_set_userdata (EV_P_ void *data); |
671 | EV_API_DECL void ev_set_userdata (EV_P_ void *data) EV_NOEXCEPT; |
602 | void *ev_userdata (EV_P); |
672 | EV_API_DECL void *ev_userdata (EV_P) EV_NOEXCEPT; |
603 | void ev_set_invoke_pending_cb (EV_P_ void (*invoke_pending_cb)(EV_P)); |
673 | typedef void (*ev_loop_callback)(EV_P); |
|
|
674 | EV_API_DECL void ev_set_invoke_pending_cb (EV_P_ ev_loop_callback invoke_pending_cb) EV_NOEXCEPT; |
|
|
675 | /* C++ doesn't allow the use of the ev_loop_callback typedef here, so we need to spell it out */ |
604 | void ev_set_loop_release_cb (EV_P_ void (*release)(EV_P), void (*acquire)(EV_P)); |
676 | EV_API_DECL void ev_set_loop_release_cb (EV_P_ void (*release)(EV_P) EV_NOEXCEPT, void (*acquire)(EV_P) EV_NOEXCEPT) EV_NOEXCEPT; |
605 | |
677 | |
606 | unsigned int ev_pending_count (EV_P); /* number of pending events, if any */ |
678 | EV_API_DECL unsigned int ev_pending_count (EV_P) EV_NOEXCEPT; /* number of pending events, if any */ |
607 | void ev_invoke_pending (EV_P); /* invoke all pending watchers */ |
679 | EV_API_DECL void ev_invoke_pending (EV_P); /* invoke all pending watchers */ |
608 | |
680 | |
609 | /* |
681 | /* |
610 | * stop/start the timer handling. |
682 | * stop/start the timer handling. |
611 | */ |
683 | */ |
612 | void ev_suspend (EV_P); |
684 | EV_API_DECL void ev_suspend (EV_P) EV_NOEXCEPT; |
613 | void ev_resume (EV_P); |
685 | EV_API_DECL void ev_resume (EV_P) EV_NOEXCEPT; |
614 | #endif |
686 | #endif |
615 | |
687 | |
616 | #endif |
688 | #endif |
617 | |
689 | |
618 | /* these may evaluate ev multiple times, and the other arguments at most once */ |
690 | /* these may evaluate ev multiple times, and the other arguments at most once */ |
… | |
… | |
633 | #define ev_idle_set(ev) /* nop, yes, this is a serious in-joke */ |
705 | #define ev_idle_set(ev) /* nop, yes, this is a serious in-joke */ |
634 | #define ev_prepare_set(ev) /* nop, yes, this is a serious in-joke */ |
706 | #define ev_prepare_set(ev) /* nop, yes, this is a serious in-joke */ |
635 | #define ev_check_set(ev) /* nop, yes, this is a serious in-joke */ |
707 | #define ev_check_set(ev) /* nop, yes, this is a serious in-joke */ |
636 | #define ev_embed_set(ev,other_) do { (ev)->other = (other_); } while (0) |
708 | #define ev_embed_set(ev,other_) do { (ev)->other = (other_); } while (0) |
637 | #define ev_fork_set(ev) /* nop, yes, this is a serious in-joke */ |
709 | #define ev_fork_set(ev) /* nop, yes, this is a serious in-joke */ |
638 | #define ev_async_set(ev) do { (ev)->sent = 0; } while (0) |
710 | #define ev_cleanup_set(ev) /* nop, yes, this is a serious in-joke */ |
|
|
711 | #define ev_async_set(ev) /* nop, yes, this is a serious in-joke */ |
639 | |
712 | |
640 | #define ev_io_init(ev,cb,fd,events) do { ev_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0) |
713 | #define ev_io_init(ev,cb,fd,events) do { ev_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0) |
641 | #define ev_timer_init(ev,cb,after,repeat) do { ev_init ((ev), (cb)); ev_timer_set ((ev),(after),(repeat)); } while (0) |
714 | #define ev_timer_init(ev,cb,after,repeat) do { ev_init ((ev), (cb)); ev_timer_set ((ev),(after),(repeat)); } while (0) |
642 | #define ev_periodic_init(ev,cb,ofs,ival,rcb) do { ev_init ((ev), (cb)); ev_periodic_set ((ev),(ofs),(ival),(rcb)); } while (0) |
715 | #define ev_periodic_init(ev,cb,ofs,ival,rcb) do { ev_init ((ev), (cb)); ev_periodic_set ((ev),(ofs),(ival),(rcb)); } while (0) |
643 | #define ev_signal_init(ev,cb,signum) do { ev_init ((ev), (cb)); ev_signal_set ((ev), (signum)); } while (0) |
716 | #define ev_signal_init(ev,cb,signum) do { ev_init ((ev), (cb)); ev_signal_set ((ev), (signum)); } while (0) |
… | |
… | |
646 | #define ev_idle_init(ev,cb) do { ev_init ((ev), (cb)); ev_idle_set ((ev)); } while (0) |
719 | #define ev_idle_init(ev,cb) do { ev_init ((ev), (cb)); ev_idle_set ((ev)); } while (0) |
647 | #define ev_prepare_init(ev,cb) do { ev_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0) |
720 | #define ev_prepare_init(ev,cb) do { ev_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0) |
648 | #define ev_check_init(ev,cb) do { ev_init ((ev), (cb)); ev_check_set ((ev)); } while (0) |
721 | #define ev_check_init(ev,cb) do { ev_init ((ev), (cb)); ev_check_set ((ev)); } while (0) |
649 | #define ev_embed_init(ev,cb,other) do { ev_init ((ev), (cb)); ev_embed_set ((ev),(other)); } while (0) |
722 | #define ev_embed_init(ev,cb,other) do { ev_init ((ev), (cb)); ev_embed_set ((ev),(other)); } while (0) |
650 | #define ev_fork_init(ev,cb) do { ev_init ((ev), (cb)); ev_fork_set ((ev)); } while (0) |
723 | #define ev_fork_init(ev,cb) do { ev_init ((ev), (cb)); ev_fork_set ((ev)); } while (0) |
|
|
724 | #define ev_cleanup_init(ev,cb) do { ev_init ((ev), (cb)); ev_cleanup_set ((ev)); } while (0) |
651 | #define ev_async_init(ev,cb) do { ev_init ((ev), (cb)); ev_async_set ((ev)); } while (0) |
725 | #define ev_async_init(ev,cb) do { ev_init ((ev), (cb)); ev_async_set ((ev)); } while (0) |
652 | |
726 | |
653 | #define ev_is_pending(ev) (0 + ((ev_watcher *)(void *)(ev))->pending) /* ro, true when watcher is waiting for callback invocation */ |
727 | #define ev_is_pending(ev) (0 + ((ev_watcher *)(void *)(ev))->pending) /* ro, true when watcher is waiting for callback invocation */ |
654 | #define ev_is_active(ev) (0 + ((ev_watcher *)(void *)(ev))->active) /* ro, true when the watcher has been started */ |
728 | #define ev_is_active(ev) (0 + ((ev_watcher *)(void *)(ev))->active) /* ro, true when the watcher has been started */ |
655 | |
729 | |
656 | #define ev_cb(ev) (ev)->cb /* rw */ |
730 | #define ev_cb_(ev) (ev)->cb /* rw */ |
|
|
731 | #define ev_cb(ev) (memmove (&ev_cb_ (ev), &((ev_watcher *)(ev))->cb, sizeof (ev_cb_ (ev))), (ev)->cb) |
657 | |
732 | |
658 | #if EV_MINPRI == EV_MAXPRI |
733 | #if EV_MINPRI == EV_MAXPRI |
659 | # define ev_priority(ev) ((ev), EV_MINPRI) |
734 | # define ev_priority(ev) ((ev), EV_MINPRI) |
660 | # define ev_set_priority(ev,pri) ((ev), (pri)) |
735 | # define ev_set_priority(ev,pri) ((ev), (pri)) |
661 | #else |
736 | #else |
… | |
… | |
664 | #endif |
739 | #endif |
665 | |
740 | |
666 | #define ev_periodic_at(ev) (+((ev_watcher_time *)(ev))->at) |
741 | #define ev_periodic_at(ev) (+((ev_watcher_time *)(ev))->at) |
667 | |
742 | |
668 | #ifndef ev_set_cb |
743 | #ifndef ev_set_cb |
669 | # define ev_set_cb(ev,cb_) ev_cb (ev) = (cb_) |
744 | # define ev_set_cb(ev,cb_) (ev_cb_ (ev) = (cb_), memmove (&((ev_watcher *)(ev))->cb, &ev_cb_ (ev), sizeof (ev_cb_ (ev)))) |
670 | #endif |
745 | #endif |
671 | |
746 | |
672 | /* stopping (enabling, adding) a watcher does nothing if it is already running */ |
747 | /* stopping (enabling, adding) a watcher does nothing if it is already running */ |
673 | /* stopping (disabling, deleting) a watcher does nothing unless its already running */ |
748 | /* stopping (disabling, deleting) a watcher does nothing unless it's already running */ |
674 | #if EV_PROTOTYPES |
749 | #if EV_PROTOTYPES |
675 | |
750 | |
676 | /* feeds an event into a watcher as if the event actually occured */ |
751 | /* feeds an event into a watcher as if the event actually occurred */ |
677 | /* accepts any ev_watcher type */ |
752 | /* accepts any ev_watcher type */ |
678 | void ev_feed_event (EV_P_ void *w, int revents); |
753 | EV_API_DECL void ev_feed_event (EV_P_ void *w, int revents) EV_NOEXCEPT; |
679 | void ev_feed_fd_event (EV_P_ int fd, int revents); |
754 | EV_API_DECL void ev_feed_fd_event (EV_P_ int fd, int revents) EV_NOEXCEPT; |
680 | #if EV_SIGNAL_ENABLE |
755 | #if EV_SIGNAL_ENABLE |
|
|
756 | EV_API_DECL void ev_feed_signal (int signum) EV_NOEXCEPT; |
681 | void ev_feed_signal_event (EV_P_ int signum); |
757 | EV_API_DECL void ev_feed_signal_event (EV_P_ int signum) EV_NOEXCEPT; |
682 | #endif |
758 | #endif |
683 | void ev_invoke (EV_P_ void *w, int revents); |
759 | EV_API_DECL void ev_invoke (EV_P_ void *w, int revents); |
684 | int ev_clear_pending (EV_P_ void *w); |
760 | EV_API_DECL int ev_clear_pending (EV_P_ void *w) EV_NOEXCEPT; |
685 | |
761 | |
686 | void ev_io_start (EV_P_ ev_io *w); |
762 | EV_API_DECL void ev_io_start (EV_P_ ev_io *w) EV_NOEXCEPT; |
687 | void ev_io_stop (EV_P_ ev_io *w); |
763 | EV_API_DECL void ev_io_stop (EV_P_ ev_io *w) EV_NOEXCEPT; |
688 | |
764 | |
689 | void ev_timer_start (EV_P_ ev_timer *w); |
765 | EV_API_DECL void ev_timer_start (EV_P_ ev_timer *w) EV_NOEXCEPT; |
690 | void ev_timer_stop (EV_P_ ev_timer *w); |
766 | EV_API_DECL void ev_timer_stop (EV_P_ ev_timer *w) EV_NOEXCEPT; |
691 | /* stops if active and no repeat, restarts if active and repeating, starts if inactive and repeating */ |
767 | /* stops if active and no repeat, restarts if active and repeating, starts if inactive and repeating */ |
692 | void ev_timer_again (EV_P_ ev_timer *w); |
768 | EV_API_DECL void ev_timer_again (EV_P_ ev_timer *w) EV_NOEXCEPT; |
693 | /* return remaining time */ |
769 | /* return remaining time */ |
694 | ev_tstamp ev_timer_remaining (EV_P_ ev_timer *w); |
770 | EV_API_DECL ev_tstamp ev_timer_remaining (EV_P_ ev_timer *w) EV_NOEXCEPT; |
695 | |
771 | |
696 | #if EV_PERIODIC_ENABLE |
772 | #if EV_PERIODIC_ENABLE |
697 | void ev_periodic_start (EV_P_ ev_periodic *w); |
773 | EV_API_DECL void ev_periodic_start (EV_P_ ev_periodic *w) EV_NOEXCEPT; |
698 | void ev_periodic_stop (EV_P_ ev_periodic *w); |
774 | EV_API_DECL void ev_periodic_stop (EV_P_ ev_periodic *w) EV_NOEXCEPT; |
699 | void ev_periodic_again (EV_P_ ev_periodic *w); |
775 | EV_API_DECL void ev_periodic_again (EV_P_ ev_periodic *w) EV_NOEXCEPT; |
700 | #endif |
776 | #endif |
701 | |
777 | |
702 | /* only supported in the default loop */ |
778 | /* only supported in the default loop */ |
703 | #if EV_SIGNAL_ENABLE |
779 | #if EV_SIGNAL_ENABLE |
704 | void ev_signal_start (EV_P_ ev_signal *w); |
780 | EV_API_DECL void ev_signal_start (EV_P_ ev_signal *w) EV_NOEXCEPT; |
705 | void ev_signal_stop (EV_P_ ev_signal *w); |
781 | EV_API_DECL void ev_signal_stop (EV_P_ ev_signal *w) EV_NOEXCEPT; |
706 | #endif |
782 | #endif |
707 | |
783 | |
708 | /* only supported in the default loop */ |
784 | /* only supported in the default loop */ |
709 | # if EV_CHILD_ENABLE |
785 | # if EV_CHILD_ENABLE |
710 | void ev_child_start (EV_P_ ev_child *w); |
786 | EV_API_DECL void ev_child_start (EV_P_ ev_child *w) EV_NOEXCEPT; |
711 | void ev_child_stop (EV_P_ ev_child *w); |
787 | EV_API_DECL void ev_child_stop (EV_P_ ev_child *w) EV_NOEXCEPT; |
712 | # endif |
788 | # endif |
713 | |
789 | |
714 | # if EV_STAT_ENABLE |
790 | # if EV_STAT_ENABLE |
715 | void ev_stat_start (EV_P_ ev_stat *w); |
791 | EV_API_DECL void ev_stat_start (EV_P_ ev_stat *w) EV_NOEXCEPT; |
716 | void ev_stat_stop (EV_P_ ev_stat *w); |
792 | EV_API_DECL void ev_stat_stop (EV_P_ ev_stat *w) EV_NOEXCEPT; |
717 | void ev_stat_stat (EV_P_ ev_stat *w); |
793 | EV_API_DECL void ev_stat_stat (EV_P_ ev_stat *w) EV_NOEXCEPT; |
718 | # endif |
794 | # endif |
719 | |
795 | |
720 | # if EV_IDLE_ENABLE |
796 | # if EV_IDLE_ENABLE |
721 | void ev_idle_start (EV_P_ ev_idle *w); |
797 | EV_API_DECL void ev_idle_start (EV_P_ ev_idle *w) EV_NOEXCEPT; |
722 | void ev_idle_stop (EV_P_ ev_idle *w); |
798 | EV_API_DECL void ev_idle_stop (EV_P_ ev_idle *w) EV_NOEXCEPT; |
723 | # endif |
799 | # endif |
724 | |
800 | |
725 | #if EV_PREPARE_ENABLE |
801 | #if EV_PREPARE_ENABLE |
726 | void ev_prepare_start (EV_P_ ev_prepare *w); |
802 | EV_API_DECL void ev_prepare_start (EV_P_ ev_prepare *w) EV_NOEXCEPT; |
727 | void ev_prepare_stop (EV_P_ ev_prepare *w); |
803 | EV_API_DECL void ev_prepare_stop (EV_P_ ev_prepare *w) EV_NOEXCEPT; |
728 | #endif |
804 | #endif |
729 | |
805 | |
730 | #if EV_CHECK_ENABLE |
806 | #if EV_CHECK_ENABLE |
731 | void ev_check_start (EV_P_ ev_check *w); |
807 | EV_API_DECL void ev_check_start (EV_P_ ev_check *w) EV_NOEXCEPT; |
732 | void ev_check_stop (EV_P_ ev_check *w); |
808 | EV_API_DECL void ev_check_stop (EV_P_ ev_check *w) EV_NOEXCEPT; |
733 | #endif |
809 | #endif |
734 | |
810 | |
735 | # if EV_FORK_ENABLE |
811 | # if EV_FORK_ENABLE |
736 | void ev_fork_start (EV_P_ ev_fork *w); |
812 | EV_API_DECL void ev_fork_start (EV_P_ ev_fork *w) EV_NOEXCEPT; |
737 | void ev_fork_stop (EV_P_ ev_fork *w); |
813 | EV_API_DECL void ev_fork_stop (EV_P_ ev_fork *w) EV_NOEXCEPT; |
|
|
814 | # endif |
|
|
815 | |
|
|
816 | # if EV_CLEANUP_ENABLE |
|
|
817 | EV_API_DECL void ev_cleanup_start (EV_P_ ev_cleanup *w) EV_NOEXCEPT; |
|
|
818 | EV_API_DECL void ev_cleanup_stop (EV_P_ ev_cleanup *w) EV_NOEXCEPT; |
738 | # endif |
819 | # endif |
739 | |
820 | |
740 | # if EV_EMBED_ENABLE |
821 | # if EV_EMBED_ENABLE |
741 | /* only supported when loop to be embedded is in fact embeddable */ |
822 | /* only supported when loop to be embedded is in fact embeddable */ |
742 | void ev_embed_start (EV_P_ ev_embed *w); |
823 | EV_API_DECL void ev_embed_start (EV_P_ ev_embed *w) EV_NOEXCEPT; |
743 | void ev_embed_stop (EV_P_ ev_embed *w); |
824 | EV_API_DECL void ev_embed_stop (EV_P_ ev_embed *w) EV_NOEXCEPT; |
744 | void ev_embed_sweep (EV_P_ ev_embed *w); |
825 | EV_API_DECL void ev_embed_sweep (EV_P_ ev_embed *w) EV_NOEXCEPT; |
745 | # endif |
826 | # endif |
746 | |
827 | |
747 | # if EV_ASYNC_ENABLE |
828 | # if EV_ASYNC_ENABLE |
748 | void ev_async_start (EV_P_ ev_async *w); |
829 | EV_API_DECL void ev_async_start (EV_P_ ev_async *w) EV_NOEXCEPT; |
749 | void ev_async_stop (EV_P_ ev_async *w); |
830 | EV_API_DECL void ev_async_stop (EV_P_ ev_async *w) EV_NOEXCEPT; |
750 | void ev_async_send (EV_P_ ev_async *w); |
831 | EV_API_DECL void ev_async_send (EV_P_ ev_async *w) EV_NOEXCEPT; |
751 | # endif |
|
|
752 | |
|
|
753 | #endif |
832 | # endif |
754 | |
833 | |
755 | #ifdef __cplusplus |
834 | #if EV_COMPAT3 |
756 | } |
835 | #define EVLOOP_NONBLOCK EVRUN_NOWAIT |
|
|
836 | #define EVLOOP_ONESHOT EVRUN_ONCE |
|
|
837 | #define EVUNLOOP_CANCEL EVBREAK_CANCEL |
|
|
838 | #define EVUNLOOP_ONE EVBREAK_ONE |
|
|
839 | #define EVUNLOOP_ALL EVBREAK_ALL |
|
|
840 | #if EV_PROTOTYPES |
|
|
841 | EV_INLINE void ev_loop (EV_P_ int flags) { ev_run (EV_A_ flags); } |
|
|
842 | EV_INLINE void ev_unloop (EV_P_ int how ) { ev_break (EV_A_ how ); } |
|
|
843 | EV_INLINE void ev_default_destroy (void) { ev_loop_destroy (EV_DEFAULT); } |
|
|
844 | EV_INLINE void ev_default_fork (void) { ev_loop_fork (EV_DEFAULT); } |
|
|
845 | #if EV_FEATURE_API |
|
|
846 | EV_INLINE unsigned int ev_loop_count (EV_P) { return ev_iteration (EV_A); } |
|
|
847 | EV_INLINE unsigned int ev_loop_depth (EV_P) { return ev_depth (EV_A); } |
|
|
848 | EV_INLINE void ev_loop_verify (EV_P) { ev_verify (EV_A); } |
|
|
849 | #endif |
757 | #endif |
850 | #endif |
758 | |
851 | #else |
|
|
852 | typedef struct ev_loop ev_loop; |
759 | #endif |
853 | #endif |
760 | |
854 | |
|
|
855 | #endif |
|
|
856 | |
|
|
857 | EV_CPP(}) |
|
|
858 | |
|
|
859 | #endif |
|
|
860 | |