1 | /* |
1 | /* |
2 | * libev native API header |
2 | * libev native API header |
3 | * |
3 | * |
4 | * Copyright (c) 2007,2008,2009 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 |
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|
45 | # if __cplusplus >= 201103L |
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|
46 | # define EV_NOEXCEPT noexcept |
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|
47 | # else |
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|
48 | # define EV_NOEXCEPT |
45 | #endif |
49 | # endif |
|
|
50 | #else |
|
|
51 | # define EV_CPP(x) |
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52 | # define EV_NOEXCEPT |
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|
53 | #endif |
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54 | #define EV_THROW EV_NOEXCEPT /* pre-4.25, do not use in new code */ |
46 | |
55 | |
47 | typedef double ev_tstamp; |
56 | EV_CPP(extern "C" {) |
48 | |
57 | |
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|
58 | /*****************************************************************************/ |
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59 | |
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60 | /* pre-4.0 compatibility */ |
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|
61 | #ifndef EV_COMPAT3 |
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62 | # define EV_COMPAT3 1 |
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63 | #endif |
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|
64 | |
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|
65 | #ifndef EV_FEATURES |
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|
66 | # if defined __OPTIMIZE_SIZE__ |
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|
67 | # define EV_FEATURES 0x7c |
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68 | # else |
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69 | # define EV_FEATURES 0x7f |
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70 | # endif |
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71 | #endif |
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72 | |
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73 | #define EV_FEATURE_CODE ((EV_FEATURES) & 1) |
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74 | #define EV_FEATURE_DATA ((EV_FEATURES) & 2) |
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75 | #define EV_FEATURE_CONFIG ((EV_FEATURES) & 4) |
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|
76 | #define EV_FEATURE_API ((EV_FEATURES) & 8) |
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77 | #define EV_FEATURE_WATCHERS ((EV_FEATURES) & 16) |
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78 | #define EV_FEATURE_BACKENDS ((EV_FEATURES) & 32) |
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79 | #define EV_FEATURE_OS ((EV_FEATURES) & 64) |
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80 | |
49 | /* these priorities are inclusive, higher priorities will be called earlier */ |
81 | /* these priorities are inclusive, higher priorities will be invoked earlier */ |
50 | #ifndef EV_MINPRI |
82 | #ifndef EV_MINPRI |
51 | # define EV_MINPRI -2 |
83 | # define EV_MINPRI (EV_FEATURE_CONFIG ? -2 : 0) |
52 | #endif |
84 | #endif |
53 | #ifndef EV_MAXPRI |
85 | #ifndef EV_MAXPRI |
54 | # define EV_MAXPRI +2 |
86 | # define EV_MAXPRI (EV_FEATURE_CONFIG ? +2 : 0) |
55 | #endif |
87 | #endif |
56 | |
88 | |
57 | #ifndef EV_MULTIPLICITY |
89 | #ifndef EV_MULTIPLICITY |
58 | # define EV_MULTIPLICITY 1 |
90 | # define EV_MULTIPLICITY EV_FEATURE_CONFIG |
59 | #endif |
91 | #endif |
60 | |
92 | |
61 | #ifndef EV_PERIODIC_ENABLE |
93 | #ifndef EV_PERIODIC_ENABLE |
62 | # define EV_PERIODIC_ENABLE 1 |
94 | # define EV_PERIODIC_ENABLE EV_FEATURE_WATCHERS |
63 | #endif |
95 | #endif |
64 | |
96 | |
65 | #ifndef EV_STAT_ENABLE |
97 | #ifndef EV_STAT_ENABLE |
66 | # define EV_STAT_ENABLE 1 |
98 | # define EV_STAT_ENABLE EV_FEATURE_WATCHERS |
|
|
99 | #endif |
|
|
100 | |
|
|
101 | #ifndef EV_PREPARE_ENABLE |
|
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102 | # define EV_PREPARE_ENABLE EV_FEATURE_WATCHERS |
|
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103 | #endif |
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104 | |
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105 | #ifndef EV_CHECK_ENABLE |
|
|
106 | # define EV_CHECK_ENABLE EV_FEATURE_WATCHERS |
67 | #endif |
107 | #endif |
68 | |
108 | |
69 | #ifndef EV_IDLE_ENABLE |
109 | #ifndef EV_IDLE_ENABLE |
70 | # define EV_IDLE_ENABLE 1 |
110 | # define EV_IDLE_ENABLE EV_FEATURE_WATCHERS |
71 | #endif |
111 | #endif |
72 | |
112 | |
73 | #ifndef EV_FORK_ENABLE |
113 | #ifndef EV_FORK_ENABLE |
|
|
114 | # define EV_FORK_ENABLE EV_FEATURE_WATCHERS |
|
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115 | #endif |
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116 | |
|
|
117 | #ifndef EV_CLEANUP_ENABLE |
|
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118 | # define EV_CLEANUP_ENABLE EV_FEATURE_WATCHERS |
|
|
119 | #endif |
|
|
120 | |
|
|
121 | #ifndef EV_SIGNAL_ENABLE |
|
|
122 | # define EV_SIGNAL_ENABLE EV_FEATURE_WATCHERS |
|
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123 | #endif |
|
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124 | |
|
|
125 | #ifndef EV_CHILD_ENABLE |
|
|
126 | # ifdef _WIN32 |
74 | # define EV_FORK_ENABLE 1 |
127 | # define EV_CHILD_ENABLE 0 |
|
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128 | # else |
|
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129 | # define EV_CHILD_ENABLE EV_FEATURE_WATCHERS |
|
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130 | #endif |
|
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131 | #endif |
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132 | |
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133 | #ifndef EV_ASYNC_ENABLE |
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134 | # define EV_ASYNC_ENABLE EV_FEATURE_WATCHERS |
75 | #endif |
135 | #endif |
76 | |
136 | |
77 | #ifndef EV_EMBED_ENABLE |
137 | #ifndef EV_EMBED_ENABLE |
78 | # define EV_EMBED_ENABLE 1 |
138 | # define EV_EMBED_ENABLE EV_FEATURE_WATCHERS |
79 | #endif |
|
|
80 | |
|
|
81 | #ifndef EV_ASYNC_ENABLE |
|
|
82 | # define EV_ASYNC_ENABLE 1 |
|
|
83 | #endif |
139 | #endif |
84 | |
140 | |
85 | #ifndef EV_WALK_ENABLE |
141 | #ifndef EV_WALK_ENABLE |
86 | # define EV_WALK_ENABLE 0 /* not yet */ |
142 | # define EV_WALK_ENABLE 0 /* not yet */ |
87 | #endif |
143 | #endif |
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144 | |
|
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145 | /*****************************************************************************/ |
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146 | |
|
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147 | #if EV_CHILD_ENABLE && !EV_SIGNAL_ENABLE |
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148 | # undef EV_SIGNAL_ENABLE |
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149 | # define EV_SIGNAL_ENABLE 1 |
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150 | #endif |
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151 | |
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152 | /*****************************************************************************/ |
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153 | |
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154 | typedef double ev_tstamp; |
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155 | |
|
|
156 | #include <string.h> /* for memmove */ |
88 | |
157 | |
89 | #ifndef EV_ATOMIC_T |
158 | #ifndef EV_ATOMIC_T |
90 | # include <signal.h> |
159 | # include <signal.h> |
91 | # define EV_ATOMIC_T sig_atomic_t volatile |
160 | # define EV_ATOMIC_T sig_atomic_t volatile |
92 | #endif |
161 | #endif |
93 | |
|
|
94 | /*****************************************************************************/ |
|
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95 | |
162 | |
96 | #if EV_STAT_ENABLE |
163 | #if EV_STAT_ENABLE |
97 | # ifdef _WIN32 |
164 | # ifdef _WIN32 |
98 | # include <time.h> |
165 | # include <time.h> |
99 | # include <sys/types.h> |
166 | # include <sys/types.h> |
… | |
… | |
102 | #endif |
169 | #endif |
103 | |
170 | |
104 | /* support multiple event loops? */ |
171 | /* support multiple event loops? */ |
105 | #if EV_MULTIPLICITY |
172 | #if EV_MULTIPLICITY |
106 | struct ev_loop; |
173 | struct ev_loop; |
107 | # define EV_P struct ev_loop *loop |
174 | # define EV_P struct ev_loop *loop /* a loop as sole parameter in a declaration */ |
108 | # define EV_P_ EV_P, |
175 | # define EV_P_ EV_P, /* a loop as first of multiple parameters */ |
109 | # define EV_A loop |
176 | # define EV_A loop /* a loop as sole argument to a function call */ |
110 | # define EV_A_ EV_A, |
177 | # define EV_A_ EV_A, /* a loop as first of multiple arguments */ |
111 | # define EV_DEFAULT_UC ev_default_loop_uc () |
178 | # define EV_DEFAULT_UC ev_default_loop_uc_ () /* the default loop, if initialised, as sole arg */ |
112 | # define EV_DEFAULT_UC_ EV_DEFAULT_UC, |
179 | # define EV_DEFAULT_UC_ EV_DEFAULT_UC, /* the default loop as first of multiple arguments */ |
113 | # define EV_DEFAULT ev_default_loop (0) |
180 | # define EV_DEFAULT ev_default_loop (0) /* the default loop as sole arg */ |
114 | # define EV_DEFAULT_ EV_DEFAULT, |
181 | # define EV_DEFAULT_ EV_DEFAULT, /* the default loop as first of multiple arguments */ |
115 | #else |
182 | #else |
116 | # define EV_P void |
183 | # define EV_P void |
117 | # define EV_P_ |
184 | # define EV_P_ |
118 | # define EV_A |
185 | # define EV_A |
119 | # define EV_A_ |
186 | # define EV_A_ |
… | |
… | |
122 | # define EV_DEFAULT_UC |
189 | # define EV_DEFAULT_UC |
123 | # define EV_DEFAULT_UC_ |
190 | # define EV_DEFAULT_UC_ |
124 | # undef EV_EMBED_ENABLE |
191 | # undef EV_EMBED_ENABLE |
125 | #endif |
192 | #endif |
126 | |
193 | |
|
|
194 | /* EV_INLINE is used for functions in header files */ |
127 | #if __STDC_VERSION__ >= 199901L || __GNUC__ >= 3 |
195 | #if __STDC_VERSION__ >= 199901L || __GNUC__ >= 3 |
128 | # define EV_INLINE static inline |
196 | # define EV_INLINE static inline |
129 | #else |
197 | #else |
130 | # define EV_INLINE static |
198 | # define EV_INLINE static |
131 | #endif |
199 | #endif |
132 | |
200 | |
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201 | #ifdef EV_API_STATIC |
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202 | # define EV_API_DECL static |
|
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203 | #else |
|
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204 | # define EV_API_DECL extern |
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205 | #endif |
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206 | |
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207 | /* EV_PROTOTYPES can be used to switch of prototype declarations */ |
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208 | #ifndef EV_PROTOTYPES |
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209 | # define EV_PROTOTYPES 1 |
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210 | #endif |
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211 | |
133 | /*****************************************************************************/ |
212 | /*****************************************************************************/ |
134 | |
213 | |
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214 | #define EV_VERSION_MAJOR 4 |
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215 | #define EV_VERSION_MINOR 25 |
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216 | |
135 | /* eventmask, revents, events... */ |
217 | /* eventmask, revents, events... */ |
136 | #define EV_UNDEF -1 /* guaranteed to be invalid */ |
218 | enum { |
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219 | EV_UNDEF = (int)0xFFFFFFFF, /* guaranteed to be invalid */ |
137 | #define EV_NONE 0x00 /* no events */ |
220 | EV_NONE = 0x00, /* no events */ |
138 | #define EV_READ 0x01 /* ev_io detected read will not block */ |
221 | EV_READ = 0x01, /* ev_io detected read will not block */ |
139 | #define EV_WRITE 0x02 /* ev_io detected write will not block */ |
222 | EV_WRITE = 0x02, /* ev_io detected write will not block */ |
140 | #define EV__IOFDSET 0x80 /* internal use only */ |
223 | EV__IOFDSET = 0x80, /* internal use only */ |
141 | #define EV_IO EV_READ /* alias for type-detection */ |
224 | EV_IO = EV_READ, /* alias for type-detection */ |
142 | #define EV_TIMEOUT 0x00000100 /* timer timed out */ |
225 | EV_TIMER = 0x00000100, /* timer timed out */ |
143 | #define EV_TIMER EV_TIMEOUT /* alias for type-detection */ |
226 | #if EV_COMPAT3 |
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227 | EV_TIMEOUT = EV_TIMER, /* pre 4.0 API compatibility */ |
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228 | #endif |
144 | #define EV_PERIODIC 0x00000200 /* periodic timer timed out */ |
229 | EV_PERIODIC = 0x00000200, /* periodic timer timed out */ |
145 | #define EV_SIGNAL 0x00000400 /* signal was received */ |
230 | EV_SIGNAL = 0x00000400, /* signal was received */ |
146 | #define EV_CHILD 0x00000800 /* child/pid had status change */ |
231 | EV_CHILD = 0x00000800, /* child/pid had status change */ |
147 | #define EV_STAT 0x00001000 /* stat data changed */ |
232 | EV_STAT = 0x00001000, /* stat data changed */ |
148 | #define EV_IDLE 0x00002000 /* event loop is idling */ |
233 | EV_IDLE = 0x00002000, /* event loop is idling */ |
149 | #define EV_PREPARE 0x00004000 /* event loop about to poll */ |
234 | EV_PREPARE = 0x00004000, /* event loop about to poll */ |
150 | #define EV_CHECK 0x00008000 /* event loop finished poll */ |
235 | EV_CHECK = 0x00008000, /* event loop finished poll */ |
151 | #define EV_EMBED 0x00010000 /* embedded event loop needs sweep */ |
236 | EV_EMBED = 0x00010000, /* embedded event loop needs sweep */ |
152 | #define EV_FORK 0x00020000 /* event loop resumed in child */ |
237 | EV_FORK = 0x00020000, /* event loop resumed in child */ |
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238 | EV_CLEANUP = 0x00040000, /* event loop resumed in child */ |
153 | #define EV_ASYNC 0x00040000 /* async intra-loop signal */ |
239 | EV_ASYNC = 0x00080000, /* async intra-loop signal */ |
154 | #define EV_CUSTOM 0x01000000 /* for use by user code */ |
240 | EV_CUSTOM = 0x01000000, /* for use by user code */ |
155 | #define EV_ERROR 0x80000000 /* sent when an error occurs */ |
241 | EV_ERROR = (int)0x80000000 /* sent when an error occurs */ |
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242 | }; |
156 | |
243 | |
157 | /* can be used to add custom fields to all watchers, while losing binary compatibility */ |
244 | /* can be used to add custom fields to all watchers, while losing binary compatibility */ |
158 | #ifndef EV_COMMON |
245 | #ifndef EV_COMMON |
159 | # define EV_COMMON void *data; |
246 | # define EV_COMMON void *data; |
160 | #endif |
247 | #endif |
161 | #ifndef EV_PROTOTYPES |
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162 | # define EV_PROTOTYPES 1 |
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163 | #endif |
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164 | |
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165 | #define EV_VERSION_MAJOR 3 |
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166 | #define EV_VERSION_MINOR 8 |
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167 | |
248 | |
168 | #ifndef EV_CB_DECLARE |
249 | #ifndef EV_CB_DECLARE |
169 | # define EV_CB_DECLARE(type) void (*cb)(EV_P_ struct type *w, int revents); |
250 | # define EV_CB_DECLARE(type) void (*cb)(EV_P_ struct type *w, int revents); |
170 | #endif |
251 | #endif |
171 | #ifndef EV_CB_INVOKE |
252 | #ifndef EV_CB_INVOKE |
172 | # define EV_CB_INVOKE(watcher,revents) (watcher)->cb (EV_A_ (watcher), (revents)) |
253 | # define EV_CB_INVOKE(watcher,revents) (watcher)->cb (EV_A_ (watcher), (revents)) |
173 | #endif |
254 | #endif |
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255 | |
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256 | /* not official, do not use */ |
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257 | #define EV_CB(type,name) void name (EV_P_ struct ev_ ## type *w, int revents) |
174 | |
258 | |
175 | /* |
259 | /* |
176 | * struct member types: |
260 | * struct member types: |
177 | * private: you may look at them, but not change them, |
261 | * private: you may look at them, but not change them, |
178 | * and they might not mean anything to you. |
262 | * and they might not mean anything to you. |
… | |
… | |
189 | * or the array index + 1 in the pendings array. |
273 | * or the array index + 1 in the pendings array. |
190 | */ |
274 | */ |
191 | |
275 | |
192 | #if EV_MINPRI == EV_MAXPRI |
276 | #if EV_MINPRI == EV_MAXPRI |
193 | # define EV_DECL_PRIORITY |
277 | # define EV_DECL_PRIORITY |
194 | #else |
278 | #elif !defined (EV_DECL_PRIORITY) |
195 | # define EV_DECL_PRIORITY int priority; |
279 | # define EV_DECL_PRIORITY int priority; |
196 | #endif |
280 | #endif |
197 | |
281 | |
198 | /* shared by all watchers */ |
282 | /* shared by all watchers */ |
199 | #define EV_WATCHER(type) \ |
283 | #define EV_WATCHER(type) \ |
… | |
… | |
254 | { |
338 | { |
255 | EV_WATCHER_TIME (ev_periodic) |
339 | EV_WATCHER_TIME (ev_periodic) |
256 | |
340 | |
257 | ev_tstamp offset; /* rw */ |
341 | ev_tstamp offset; /* rw */ |
258 | ev_tstamp interval; /* rw */ |
342 | ev_tstamp interval; /* rw */ |
259 | ev_tstamp (*reschedule_cb)(struct ev_periodic *w, ev_tstamp now); /* rw */ |
343 | ev_tstamp (*reschedule_cb)(struct ev_periodic *w, ev_tstamp now) EV_NOEXCEPT; /* rw */ |
260 | } ev_periodic; |
344 | } ev_periodic; |
261 | |
345 | |
262 | /* invoked when the given signal has been received */ |
346 | /* invoked when the given signal has been received */ |
263 | /* revent EV_SIGNAL */ |
347 | /* revent EV_SIGNAL */ |
264 | typedef struct ev_signal |
348 | typedef struct ev_signal |
… | |
… | |
329 | EV_WATCHER (ev_check) |
413 | EV_WATCHER (ev_check) |
330 | } ev_check; |
414 | } ev_check; |
331 | |
415 | |
332 | #if EV_FORK_ENABLE |
416 | #if EV_FORK_ENABLE |
333 | /* the callback gets invoked before check in the child process when a fork was detected */ |
417 | /* the callback gets invoked before check in the child process when a fork was detected */ |
|
|
418 | /* revent EV_FORK */ |
334 | typedef struct ev_fork |
419 | typedef struct ev_fork |
335 | { |
420 | { |
336 | EV_WATCHER (ev_fork) |
421 | EV_WATCHER (ev_fork) |
337 | } ev_fork; |
422 | } ev_fork; |
|
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423 | #endif |
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424 | |
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425 | #if EV_CLEANUP_ENABLE |
|
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426 | /* is invoked just before the loop gets destroyed */ |
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427 | /* revent EV_CLEANUP */ |
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428 | typedef struct ev_cleanup |
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429 | { |
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430 | EV_WATCHER (ev_cleanup) |
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431 | } ev_cleanup; |
338 | #endif |
432 | #endif |
339 | |
433 | |
340 | #if EV_EMBED_ENABLE |
434 | #if EV_EMBED_ENABLE |
341 | /* used to embed an event loop inside another */ |
435 | /* used to embed an event loop inside another */ |
342 | /* the callback gets invoked when the event loop has handled events, and can be 0 */ |
436 | /* the callback gets invoked when the event loop has handled events, and can be 0 */ |
… | |
… | |
350 | ev_check check; /* unused */ |
444 | ev_check check; /* unused */ |
351 | ev_timer timer; /* unused */ |
445 | ev_timer timer; /* unused */ |
352 | ev_periodic periodic; /* unused */ |
446 | ev_periodic periodic; /* unused */ |
353 | ev_idle idle; /* unused */ |
447 | ev_idle idle; /* unused */ |
354 | ev_fork fork; /* private */ |
448 | ev_fork fork; /* private */ |
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449 | #if EV_CLEANUP_ENABLE |
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450 | ev_cleanup cleanup; /* unused */ |
|
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451 | #endif |
355 | } ev_embed; |
452 | } ev_embed; |
356 | #endif |
453 | #endif |
357 | |
454 | |
358 | #if EV_ASYNC_ENABLE |
455 | #if EV_ASYNC_ENABLE |
359 | /* invoked when somebody calls ev_async_send on the watcher */ |
456 | /* invoked when somebody calls ev_async_send on the watcher */ |
… | |
… | |
363 | EV_WATCHER (ev_async) |
460 | EV_WATCHER (ev_async) |
364 | |
461 | |
365 | EV_ATOMIC_T sent; /* private */ |
462 | EV_ATOMIC_T sent; /* private */ |
366 | } ev_async; |
463 | } ev_async; |
367 | |
464 | |
368 | # define ev_async_pending(w) ((w)->sent + 0) |
465 | # define ev_async_pending(w) (+(w)->sent) |
369 | #endif |
466 | #endif |
370 | |
467 | |
371 | /* the presence of this union forces similar struct layout */ |
468 | /* the presence of this union forces similar struct layout */ |
372 | union ev_any_watcher |
469 | union ev_any_watcher |
373 | { |
470 | { |
… | |
… | |
388 | struct ev_prepare prepare; |
485 | struct ev_prepare prepare; |
389 | struct ev_check check; |
486 | struct ev_check check; |
390 | #if EV_FORK_ENABLE |
487 | #if EV_FORK_ENABLE |
391 | struct ev_fork fork; |
488 | struct ev_fork fork; |
392 | #endif |
489 | #endif |
|
|
490 | #if EV_CLEANUP_ENABLE |
|
|
491 | struct ev_cleanup cleanup; |
|
|
492 | #endif |
393 | #if EV_EMBED_ENABLE |
493 | #if EV_EMBED_ENABLE |
394 | struct ev_embed embed; |
494 | struct ev_embed embed; |
395 | #endif |
495 | #endif |
396 | #if EV_ASYNC_ENABLE |
496 | #if EV_ASYNC_ENABLE |
397 | struct ev_async async; |
497 | struct ev_async async; |
398 | #endif |
498 | #endif |
399 | }; |
499 | }; |
400 | |
500 | |
401 | /* bits for ev_default_loop and ev_loop_new */ |
501 | /* flag bits for ev_default_loop and ev_loop_new */ |
|
|
502 | enum { |
402 | /* the default */ |
503 | /* the default */ |
403 | #define EVFLAG_AUTO 0x00000000U /* not quite a mask */ |
504 | EVFLAG_AUTO = 0x00000000U, /* not quite a mask */ |
404 | /* flag bits */ |
505 | /* flag bits */ |
405 | #define EVFLAG_NOENV 0x01000000U /* do NOT consult environment */ |
506 | EVFLAG_NOENV = 0x01000000U, /* do NOT consult environment */ |
406 | #define EVFLAG_FORKCHECK 0x02000000U /* check for a fork in each iteration */ |
507 | EVFLAG_FORKCHECK = 0x02000000U, /* check for a fork in each iteration */ |
407 | /* debugging/feature disable */ |
508 | /* debugging/feature disable */ |
408 | #define EVFLAG_NOINOTIFY 0x00100000U /* do not attempt to use inotify */ |
509 | EVFLAG_NOINOTIFY = 0x00100000U, /* do not attempt to use inotify */ |
|
|
510 | #if EV_COMPAT3 |
|
|
511 | EVFLAG_NOSIGFD = 0, /* compatibility to pre-3.9 */ |
|
|
512 | #endif |
409 | #define EVFLAG_NOSIGFD 0x00200000U /* do not attempt to use signalfd */ |
513 | EVFLAG_SIGNALFD = 0x00200000U, /* attempt to use signalfd */ |
|
|
514 | EVFLAG_NOSIGMASK = 0x00400000U /* avoid modifying the signal mask */ |
|
|
515 | }; |
|
|
516 | |
410 | /* method bits to be ored together */ |
517 | /* method bits to be ored together */ |
|
|
518 | enum { |
411 | #define EVBACKEND_SELECT 0x00000001U /* about anywhere */ |
519 | EVBACKEND_SELECT = 0x00000001U, /* available just about anywhere */ |
412 | #define EVBACKEND_POLL 0x00000002U /* !win */ |
520 | EVBACKEND_POLL = 0x00000002U, /* !win, !aix, broken on osx */ |
413 | #define EVBACKEND_EPOLL 0x00000004U /* linux */ |
521 | EVBACKEND_EPOLL = 0x00000004U, /* linux */ |
414 | #define EVBACKEND_KQUEUE 0x00000008U /* bsd */ |
522 | EVBACKEND_KQUEUE = 0x00000008U, /* bsd, broken on osx */ |
415 | #define EVBACKEND_DEVPOLL 0x00000010U /* solaris 8 */ /* NYI */ |
523 | EVBACKEND_DEVPOLL = 0x00000010U, /* solaris 8 */ /* NYI */ |
416 | #define EVBACKEND_PORT 0x00000020U /* solaris 10 */ |
524 | EVBACKEND_PORT = 0x00000020U, /* solaris 10 */ |
|
|
525 | EVBACKEND_LINUXAIO = 0x00000040U, /* Linuix AIO */ |
|
|
526 | EVBACKEND_ALL = 0x0000007FU, /* all known backends */ |
|
|
527 | EVBACKEND_MASK = 0x0000FFFFU /* all future backends */ |
|
|
528 | }; |
417 | |
529 | |
418 | #if EV_PROTOTYPES |
530 | #if EV_PROTOTYPES |
419 | int ev_version_major (void); |
531 | EV_API_DECL int ev_version_major (void) EV_NOEXCEPT; |
420 | int ev_version_minor (void); |
532 | EV_API_DECL int ev_version_minor (void) EV_NOEXCEPT; |
421 | |
533 | |
422 | unsigned int ev_supported_backends (void); |
534 | EV_API_DECL unsigned int ev_supported_backends (void) EV_NOEXCEPT; |
423 | unsigned int ev_recommended_backends (void); |
535 | EV_API_DECL unsigned int ev_recommended_backends (void) EV_NOEXCEPT; |
424 | unsigned int ev_embeddable_backends (void); |
536 | EV_API_DECL unsigned int ev_embeddable_backends (void) EV_NOEXCEPT; |
425 | |
537 | |
426 | ev_tstamp ev_time (void); |
538 | EV_API_DECL ev_tstamp ev_time (void) EV_NOEXCEPT; |
427 | void ev_sleep (ev_tstamp delay); /* sleep for a while */ |
539 | EV_API_DECL void ev_sleep (ev_tstamp delay) EV_NOEXCEPT; /* sleep for a while */ |
428 | |
540 | |
429 | /* Sets the allocation function to use, works like realloc. |
541 | /* Sets the allocation function to use, works like realloc. |
430 | * It is used to allocate and free memory. |
542 | * It is used to allocate and free memory. |
431 | * If it returns zero when memory needs to be allocated, the library might abort |
543 | * If it returns zero when memory needs to be allocated, the library might abort |
432 | * or take some potentially destructive action. |
544 | * or take some potentially destructive action. |
433 | * The default is your system realloc function. |
545 | * The default is your system realloc function. |
434 | */ |
546 | */ |
435 | void ev_set_allocator (void *(*cb)(void *ptr, long size)); |
547 | EV_API_DECL void ev_set_allocator (void *(*cb)(void *ptr, long size) EV_NOEXCEPT) EV_NOEXCEPT; |
436 | |
548 | |
437 | /* set the callback function to call on a |
549 | /* set the callback function to call on a |
438 | * retryable syscall error |
550 | * retryable syscall error |
439 | * (such as failed select, poll, epoll_wait) |
551 | * (such as failed select, poll, epoll_wait) |
440 | */ |
552 | */ |
441 | void ev_set_syserr_cb (void (*cb)(const char *msg)); |
553 | EV_API_DECL void ev_set_syserr_cb (void (*cb)(const char *msg) EV_NOEXCEPT) EV_NOEXCEPT; |
442 | |
554 | |
443 | #if EV_MULTIPLICITY |
555 | #if EV_MULTIPLICITY |
|
|
556 | |
|
|
557 | /* the default loop is the only one that handles signals and child watchers */ |
|
|
558 | /* you can call this as often as you like */ |
|
|
559 | EV_API_DECL struct ev_loop *ev_default_loop (unsigned int flags EV_CPP (= 0)) EV_NOEXCEPT; |
|
|
560 | |
|
|
561 | #ifdef EV_API_STATIC |
|
|
562 | EV_API_DECL struct ev_loop *ev_default_loop_ptr; |
|
|
563 | #endif |
|
|
564 | |
444 | EV_INLINE struct ev_loop * |
565 | EV_INLINE struct ev_loop * |
445 | ev_default_loop_uc (void) |
566 | ev_default_loop_uc_ (void) EV_NOEXCEPT |
446 | { |
567 | { |
447 | extern struct ev_loop *ev_default_loop_ptr; |
568 | extern struct ev_loop *ev_default_loop_ptr; |
448 | |
569 | |
449 | return ev_default_loop_ptr; |
570 | return ev_default_loop_ptr; |
450 | } |
571 | } |
451 | |
572 | |
452 | /* the default loop is the only one that handles signals and child watchers */ |
573 | EV_INLINE int |
453 | /* you can call this as often as you like */ |
574 | ev_is_default_loop (EV_P) EV_NOEXCEPT |
454 | EV_INLINE struct ev_loop * |
|
|
455 | ev_default_loop (unsigned int flags) |
|
|
456 | { |
575 | { |
457 | struct ev_loop *loop = ev_default_loop_uc (); |
576 | return EV_A == EV_DEFAULT_UC; |
458 | |
|
|
459 | if (!loop) |
|
|
460 | { |
|
|
461 | extern struct ev_loop *ev_default_loop_init (unsigned int flags); |
|
|
462 | |
|
|
463 | loop = ev_default_loop_init (flags); |
|
|
464 | } |
|
|
465 | |
|
|
466 | return loop; |
|
|
467 | } |
577 | } |
468 | |
578 | |
469 | /* create and destroy alternative loops that don't handle signals */ |
579 | /* create and destroy alternative loops that don't handle signals */ |
470 | struct ev_loop *ev_loop_new (unsigned int flags); |
580 | EV_API_DECL struct ev_loop *ev_loop_new (unsigned int flags EV_CPP (= 0)) EV_NOEXCEPT; |
471 | void ev_loop_destroy (EV_P); |
|
|
472 | void ev_loop_fork (EV_P); |
|
|
473 | |
581 | |
474 | ev_tstamp ev_now (EV_P); /* time w.r.t. timers and the eventloop, updated after each poll */ |
582 | EV_API_DECL ev_tstamp ev_now (EV_P) EV_NOEXCEPT; /* time w.r.t. timers and the eventloop, updated after each poll */ |
475 | |
583 | |
476 | #else |
584 | #else |
477 | |
585 | |
478 | int ev_default_loop (unsigned int flags); /* returns true when successful */ |
586 | EV_API_DECL int ev_default_loop (unsigned int flags EV_CPP (= 0)) EV_NOEXCEPT; /* returns true when successful */ |
|
|
587 | |
|
|
588 | EV_API_DECL ev_tstamp ev_rt_now; |
479 | |
589 | |
480 | EV_INLINE ev_tstamp |
590 | EV_INLINE ev_tstamp |
481 | ev_now (void) |
591 | ev_now (void) EV_NOEXCEPT |
482 | { |
592 | { |
483 | extern ev_tstamp ev_rt_now; |
|
|
484 | |
|
|
485 | return ev_rt_now; |
593 | return ev_rt_now; |
486 | } |
594 | } |
|
|
595 | |
|
|
596 | /* looks weird, but ev_is_default_loop (EV_A) still works if this exists */ |
|
|
597 | EV_INLINE int |
|
|
598 | ev_is_default_loop (void) EV_NOEXCEPT |
|
|
599 | { |
|
|
600 | return 1; |
|
|
601 | } |
|
|
602 | |
487 | #endif /* multiplicity */ |
603 | #endif /* multiplicity */ |
488 | |
604 | |
489 | EV_INLINE int |
605 | /* destroy event loops, also works for the default loop */ |
490 | ev_is_default_loop (EV_P) |
606 | EV_API_DECL void ev_loop_destroy (EV_P); |
491 | { |
|
|
492 | #if EV_MULTIPLICITY |
|
|
493 | extern struct ev_loop *ev_default_loop_ptr; |
|
|
494 | |
607 | |
495 | return !!(EV_A == ev_default_loop_ptr); |
|
|
496 | #else |
|
|
497 | return 1; |
|
|
498 | #endif |
|
|
499 | } |
|
|
500 | |
|
|
501 | void ev_default_destroy (void); /* destroy the default loop */ |
|
|
502 | /* this needs to be called after fork, to duplicate the default loop */ |
608 | /* this needs to be called after fork, to duplicate the loop */ |
503 | /* if you create alternative loops you have to call ev_loop_fork on them */ |
609 | /* when you want to re-use it in the child */ |
504 | /* you can call it in either the parent or the child */ |
610 | /* you can call it in either the parent or the child */ |
505 | /* you can actually call it at any time, anywhere :) */ |
611 | /* you can actually call it at any time, anywhere :) */ |
506 | void ev_default_fork (void); |
612 | EV_API_DECL void ev_loop_fork (EV_P) EV_NOEXCEPT; |
507 | |
613 | |
508 | unsigned int ev_backend (EV_P); /* backend in use by loop */ |
614 | EV_API_DECL unsigned int ev_backend (EV_P) EV_NOEXCEPT; /* backend in use by loop */ |
509 | |
615 | |
510 | void ev_now_update (EV_P); /* update event loop time */ |
616 | EV_API_DECL void ev_now_update (EV_P) EV_NOEXCEPT; /* update event loop time */ |
511 | |
617 | |
512 | #if EV_WALK_ENABLE |
618 | #if EV_WALK_ENABLE |
513 | /* walk (almost) all watchers in the loop of a given type, invoking the */ |
619 | /* walk (almost) all watchers in the loop of a given type, invoking the */ |
514 | /* callback on every such watcher. The callback might stop the watcher, */ |
620 | /* callback on every such watcher. The callback might stop the watcher, */ |
515 | /* but do nothing else with the loop */ |
621 | /* but do nothing else with the loop */ |
516 | void ev_walk (EV_P_ int types, void (*cb)(EV_P_ int type, void *w)); |
622 | EV_API_DECL void ev_walk (EV_P_ int types, void (*cb)(EV_P_ int type, void *w)) EV_NOEXCEPT; |
517 | #endif |
623 | #endif |
518 | |
624 | |
519 | #endif /* prototypes */ |
625 | #endif /* prototypes */ |
520 | |
626 | |
521 | #define EVLOOP_NONBLOCK 1 /* do not block/wait */ |
627 | /* ev_run flags values */ |
522 | #define EVLOOP_ONESHOT 2 /* block *once* only */ |
628 | enum { |
523 | #define EVUNLOOP_CANCEL 0 /* undo unloop */ |
629 | EVRUN_NOWAIT = 1, /* do not block/wait */ |
524 | #define EVUNLOOP_ONE 1 /* unloop once */ |
630 | EVRUN_ONCE = 2 /* block *once* only */ |
|
|
631 | }; |
|
|
632 | |
|
|
633 | /* ev_break how values */ |
|
|
634 | enum { |
|
|
635 | EVBREAK_CANCEL = 0, /* undo unloop */ |
|
|
636 | EVBREAK_ONE = 1, /* unloop once */ |
525 | #define EVUNLOOP_ALL 2 /* unloop all loops */ |
637 | EVBREAK_ALL = 2 /* unloop all loops */ |
|
|
638 | }; |
526 | |
639 | |
527 | #if EV_PROTOTYPES |
640 | #if EV_PROTOTYPES |
528 | void ev_loop (EV_P_ int flags); |
641 | EV_API_DECL int ev_run (EV_P_ int flags EV_CPP (= 0)); |
529 | 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 */ |
642 | EV_API_DECL void ev_break (EV_P_ int how EV_CPP (= EVBREAK_ONE)) EV_NOEXCEPT; /* break out of the loop */ |
530 | |
643 | |
531 | /* |
644 | /* |
532 | * ref/unref can be used to add or remove a refcount on the mainloop. every watcher |
645 | * ref/unref can be used to add or remove a refcount on the mainloop. every watcher |
533 | * keeps one reference. if you have a long-running watcher you never unregister that |
646 | * keeps one reference. if you have a long-running watcher you never unregister that |
534 | * should not keep ev_loop from running, unref() after starting, and ref() before stopping. |
647 | * should not keep ev_loop from running, unref() after starting, and ref() before stopping. |
535 | */ |
648 | */ |
536 | void ev_ref (EV_P); |
649 | EV_API_DECL void ev_ref (EV_P) EV_NOEXCEPT; |
537 | void ev_unref (EV_P); |
650 | EV_API_DECL void ev_unref (EV_P) EV_NOEXCEPT; |
538 | |
651 | |
539 | /* |
652 | /* |
540 | * convenience function, wait for a single event, without registering an event watcher |
653 | * convenience function, wait for a single event, without registering an event watcher |
541 | * if timeout is < 0, do wait indefinitely |
654 | * if timeout is < 0, do wait indefinitely |
542 | */ |
655 | */ |
543 | void ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg); |
656 | 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; |
544 | |
657 | |
545 | # if EV_MINIMAL < 2 |
658 | # if EV_FEATURE_API |
546 | unsigned int ev_loop_count (EV_P); /* number of loop iterations */ |
659 | EV_API_DECL unsigned int ev_iteration (EV_P) EV_NOEXCEPT; /* number of loop iterations */ |
547 | unsigned int ev_loop_depth (EV_P); /* #ev_loop enters - #ev_loop leaves */ |
660 | EV_API_DECL unsigned int ev_depth (EV_P) EV_NOEXCEPT; /* #ev_loop enters - #ev_loop leaves */ |
548 | void ev_loop_verify (EV_P); /* abort if loop data corrupted */ |
661 | EV_API_DECL void ev_verify (EV_P) EV_NOEXCEPT; /* abort if loop data corrupted */ |
549 | |
662 | |
550 | void ev_set_io_collect_interval (EV_P_ ev_tstamp interval); /* sleep at least this time, default 0 */ |
663 | EV_API_DECL void ev_set_io_collect_interval (EV_P_ ev_tstamp interval) EV_NOEXCEPT; /* sleep at least this time, default 0 */ |
551 | void ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval); /* sleep at least this time, default 0 */ |
664 | EV_API_DECL void ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval) EV_NOEXCEPT; /* sleep at least this time, default 0 */ |
552 | |
665 | |
553 | /* advanced stuff for threading etc. support, see docs */ |
666 | /* advanced stuff for threading etc. support, see docs */ |
554 | void ev_set_userdata (EV_P_ void *data); |
667 | EV_API_DECL void ev_set_userdata (EV_P_ void *data) EV_NOEXCEPT; |
555 | void *ev_userdata (EV_P); |
668 | EV_API_DECL void *ev_userdata (EV_P) EV_NOEXCEPT; |
556 | void ev_set_invoke_pending_cb (EV_P_ void (*invoke_pending_cb)(EV_P)); |
669 | typedef void (*ev_loop_callback)(EV_P); |
|
|
670 | EV_API_DECL void ev_set_invoke_pending_cb (EV_P_ ev_loop_callback invoke_pending_cb) EV_NOEXCEPT; |
|
|
671 | /* C++ doesn't allow the use of the ev_loop_callback typedef here, so we need to spell it out */ |
557 | void ev_set_loop_release_cb (EV_P_ void (*release)(EV_P), void (*acquire)(EV_P)); |
672 | 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; |
558 | |
673 | |
559 | unsigned int ev_pending_count (EV_P); /* number of pending events, if any */ |
674 | EV_API_DECL unsigned int ev_pending_count (EV_P) EV_NOEXCEPT; /* number of pending events, if any */ |
560 | void ev_invoke_pending (EV_P); /* invoke all pending watchers */ |
675 | EV_API_DECL void ev_invoke_pending (EV_P); /* invoke all pending watchers */ |
561 | |
676 | |
562 | /* |
677 | /* |
563 | * stop/start the timer handling. |
678 | * stop/start the timer handling. |
564 | */ |
679 | */ |
565 | void ev_suspend (EV_P); |
680 | EV_API_DECL void ev_suspend (EV_P) EV_NOEXCEPT; |
566 | void ev_resume (EV_P); |
681 | EV_API_DECL void ev_resume (EV_P) EV_NOEXCEPT; |
567 | #endif |
682 | #endif |
568 | |
683 | |
569 | #endif |
684 | #endif |
570 | |
685 | |
571 | /* these may evaluate ev multiple times, and the other arguments at most once */ |
686 | /* these may evaluate ev multiple times, and the other arguments at most once */ |
… | |
… | |
586 | #define ev_idle_set(ev) /* nop, yes, this is a serious in-joke */ |
701 | #define ev_idle_set(ev) /* nop, yes, this is a serious in-joke */ |
587 | #define ev_prepare_set(ev) /* nop, yes, this is a serious in-joke */ |
702 | #define ev_prepare_set(ev) /* nop, yes, this is a serious in-joke */ |
588 | #define ev_check_set(ev) /* nop, yes, this is a serious in-joke */ |
703 | #define ev_check_set(ev) /* nop, yes, this is a serious in-joke */ |
589 | #define ev_embed_set(ev,other_) do { (ev)->other = (other_); } while (0) |
704 | #define ev_embed_set(ev,other_) do { (ev)->other = (other_); } while (0) |
590 | #define ev_fork_set(ev) /* nop, yes, this is a serious in-joke */ |
705 | #define ev_fork_set(ev) /* nop, yes, this is a serious in-joke */ |
591 | #define ev_async_set(ev) do { (ev)->sent = 0; } while (0) |
706 | #define ev_cleanup_set(ev) /* nop, yes, this is a serious in-joke */ |
|
|
707 | #define ev_async_set(ev) /* nop, yes, this is a serious in-joke */ |
592 | |
708 | |
593 | #define ev_io_init(ev,cb,fd,events) do { ev_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0) |
709 | #define ev_io_init(ev,cb,fd,events) do { ev_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0) |
594 | #define ev_timer_init(ev,cb,after,repeat) do { ev_init ((ev), (cb)); ev_timer_set ((ev),(after),(repeat)); } while (0) |
710 | #define ev_timer_init(ev,cb,after,repeat) do { ev_init ((ev), (cb)); ev_timer_set ((ev),(after),(repeat)); } while (0) |
595 | #define ev_periodic_init(ev,cb,ofs,ival,rcb) do { ev_init ((ev), (cb)); ev_periodic_set ((ev),(ofs),(ival),(rcb)); } while (0) |
711 | #define ev_periodic_init(ev,cb,ofs,ival,rcb) do { ev_init ((ev), (cb)); ev_periodic_set ((ev),(ofs),(ival),(rcb)); } while (0) |
596 | #define ev_signal_init(ev,cb,signum) do { ev_init ((ev), (cb)); ev_signal_set ((ev), (signum)); } while (0) |
712 | #define ev_signal_init(ev,cb,signum) do { ev_init ((ev), (cb)); ev_signal_set ((ev), (signum)); } while (0) |
… | |
… | |
599 | #define ev_idle_init(ev,cb) do { ev_init ((ev), (cb)); ev_idle_set ((ev)); } while (0) |
715 | #define ev_idle_init(ev,cb) do { ev_init ((ev), (cb)); ev_idle_set ((ev)); } while (0) |
600 | #define ev_prepare_init(ev,cb) do { ev_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0) |
716 | #define ev_prepare_init(ev,cb) do { ev_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0) |
601 | #define ev_check_init(ev,cb) do { ev_init ((ev), (cb)); ev_check_set ((ev)); } while (0) |
717 | #define ev_check_init(ev,cb) do { ev_init ((ev), (cb)); ev_check_set ((ev)); } while (0) |
602 | #define ev_embed_init(ev,cb,other) do { ev_init ((ev), (cb)); ev_embed_set ((ev),(other)); } while (0) |
718 | #define ev_embed_init(ev,cb,other) do { ev_init ((ev), (cb)); ev_embed_set ((ev),(other)); } while (0) |
603 | #define ev_fork_init(ev,cb) do { ev_init ((ev), (cb)); ev_fork_set ((ev)); } while (0) |
719 | #define ev_fork_init(ev,cb) do { ev_init ((ev), (cb)); ev_fork_set ((ev)); } while (0) |
|
|
720 | #define ev_cleanup_init(ev,cb) do { ev_init ((ev), (cb)); ev_cleanup_set ((ev)); } while (0) |
604 | #define ev_async_init(ev,cb) do { ev_init ((ev), (cb)); ev_async_set ((ev)); } while (0) |
721 | #define ev_async_init(ev,cb) do { ev_init ((ev), (cb)); ev_async_set ((ev)); } while (0) |
605 | |
722 | |
606 | #define ev_is_pending(ev) (0 + ((ev_watcher *)(void *)(ev))->pending) /* ro, true when watcher is waiting for callback invocation */ |
723 | #define ev_is_pending(ev) (0 + ((ev_watcher *)(void *)(ev))->pending) /* ro, true when watcher is waiting for callback invocation */ |
607 | #define ev_is_active(ev) (0 + ((ev_watcher *)(void *)(ev))->active) /* ro, true when the watcher has been started */ |
724 | #define ev_is_active(ev) (0 + ((ev_watcher *)(void *)(ev))->active) /* ro, true when the watcher has been started */ |
608 | |
725 | |
609 | #define ev_cb(ev) (ev)->cb /* rw */ |
726 | #define ev_cb_(ev) (ev)->cb /* rw */ |
|
|
727 | #define ev_cb(ev) (memmove (&ev_cb_ (ev), &((ev_watcher *)(ev))->cb, sizeof (ev_cb_ (ev))), (ev)->cb) |
610 | |
728 | |
611 | #if EV_MINPRI == EV_MAXPRI |
729 | #if EV_MINPRI == EV_MAXPRI |
612 | # define ev_priority(ev) ((ev), EV_MINPRI) |
730 | # define ev_priority(ev) ((ev), EV_MINPRI) |
613 | # define ev_set_priority(ev,pri) ((ev), (pri)) |
731 | # define ev_set_priority(ev,pri) ((ev), (pri)) |
614 | #else |
732 | #else |
615 | # define ev_priority(ev) ((((ev_watcher *)(void *)(ev))->priority) + 0) |
733 | # define ev_priority(ev) (+(((ev_watcher *)(void *)(ev))->priority)) |
616 | # define ev_set_priority(ev,pri) ( (ev_watcher *)(void *)(ev))->priority = (pri) |
734 | # define ev_set_priority(ev,pri) ( (ev_watcher *)(void *)(ev))->priority = (pri) |
617 | #endif |
735 | #endif |
618 | |
736 | |
619 | #define ev_periodic_at(ev) (((ev_watcher_time *)(ev))->at + 0.) |
737 | #define ev_periodic_at(ev) (+((ev_watcher_time *)(ev))->at) |
620 | |
738 | |
621 | #ifndef ev_set_cb |
739 | #ifndef ev_set_cb |
622 | # define ev_set_cb(ev,cb_) ev_cb (ev) = (cb_) |
740 | # define ev_set_cb(ev,cb_) (ev_cb_ (ev) = (cb_), memmove (&((ev_watcher *)(ev))->cb, &ev_cb_ (ev), sizeof (ev_cb_ (ev)))) |
623 | #endif |
741 | #endif |
624 | |
742 | |
625 | /* stopping (enabling, adding) a watcher does nothing if it is already running */ |
743 | /* stopping (enabling, adding) a watcher does nothing if it is already running */ |
626 | /* stopping (disabling, deleting) a watcher does nothing unless its already running */ |
744 | /* stopping (disabling, deleting) a watcher does nothing unless it's already running */ |
627 | #if EV_PROTOTYPES |
745 | #if EV_PROTOTYPES |
628 | |
746 | |
629 | /* feeds an event into a watcher as if the event actually occured */ |
747 | /* feeds an event into a watcher as if the event actually occurred */ |
630 | /* accepts any ev_watcher type */ |
748 | /* accepts any ev_watcher type */ |
631 | void ev_feed_event (EV_P_ void *w, int revents); |
749 | EV_API_DECL void ev_feed_event (EV_P_ void *w, int revents) EV_NOEXCEPT; |
632 | void ev_feed_fd_event (EV_P_ int fd, int revents); |
750 | EV_API_DECL void ev_feed_fd_event (EV_P_ int fd, int revents) EV_NOEXCEPT; |
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|
751 | #if EV_SIGNAL_ENABLE |
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|
752 | EV_API_DECL void ev_feed_signal (int signum) EV_NOEXCEPT; |
633 | void ev_feed_signal_event (EV_P_ int signum); |
753 | EV_API_DECL void ev_feed_signal_event (EV_P_ int signum) EV_NOEXCEPT; |
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|
754 | #endif |
634 | void ev_invoke (EV_P_ void *w, int revents); |
755 | EV_API_DECL void ev_invoke (EV_P_ void *w, int revents); |
635 | int ev_clear_pending (EV_P_ void *w); |
756 | EV_API_DECL int ev_clear_pending (EV_P_ void *w) EV_NOEXCEPT; |
636 | |
757 | |
637 | void ev_io_start (EV_P_ ev_io *w); |
758 | EV_API_DECL void ev_io_start (EV_P_ ev_io *w) EV_NOEXCEPT; |
638 | void ev_io_stop (EV_P_ ev_io *w); |
759 | EV_API_DECL void ev_io_stop (EV_P_ ev_io *w) EV_NOEXCEPT; |
639 | |
760 | |
640 | void ev_timer_start (EV_P_ ev_timer *w); |
761 | EV_API_DECL void ev_timer_start (EV_P_ ev_timer *w) EV_NOEXCEPT; |
641 | void ev_timer_stop (EV_P_ ev_timer *w); |
762 | EV_API_DECL void ev_timer_stop (EV_P_ ev_timer *w) EV_NOEXCEPT; |
642 | /* stops if active and no repeat, restarts if active and repeating, starts if inactive and repeating */ |
763 | /* stops if active and no repeat, restarts if active and repeating, starts if inactive and repeating */ |
643 | void ev_timer_again (EV_P_ ev_timer *w); |
764 | EV_API_DECL void ev_timer_again (EV_P_ ev_timer *w) EV_NOEXCEPT; |
644 | /* return remaining time */ |
765 | /* return remaining time */ |
645 | ev_tstamp ev_timer_remaining (EV_P_ ev_timer *w); |
766 | EV_API_DECL ev_tstamp ev_timer_remaining (EV_P_ ev_timer *w) EV_NOEXCEPT; |
646 | |
767 | |
647 | #if EV_PERIODIC_ENABLE |
768 | #if EV_PERIODIC_ENABLE |
648 | void ev_periodic_start (EV_P_ ev_periodic *w); |
769 | EV_API_DECL void ev_periodic_start (EV_P_ ev_periodic *w) EV_NOEXCEPT; |
649 | void ev_periodic_stop (EV_P_ ev_periodic *w); |
770 | EV_API_DECL void ev_periodic_stop (EV_P_ ev_periodic *w) EV_NOEXCEPT; |
650 | void ev_periodic_again (EV_P_ ev_periodic *w); |
771 | EV_API_DECL void ev_periodic_again (EV_P_ ev_periodic *w) EV_NOEXCEPT; |
651 | #endif |
772 | #endif |
652 | |
773 | |
653 | /* only supported in the default loop */ |
774 | /* only supported in the default loop */ |
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|
775 | #if EV_SIGNAL_ENABLE |
654 | void ev_signal_start (EV_P_ ev_signal *w); |
776 | EV_API_DECL void ev_signal_start (EV_P_ ev_signal *w) EV_NOEXCEPT; |
655 | void ev_signal_stop (EV_P_ ev_signal *w); |
777 | EV_API_DECL void ev_signal_stop (EV_P_ ev_signal *w) EV_NOEXCEPT; |
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|
778 | #endif |
656 | |
779 | |
657 | /* only supported in the default loop */ |
780 | /* only supported in the default loop */ |
|
|
781 | # if EV_CHILD_ENABLE |
658 | void ev_child_start (EV_P_ ev_child *w); |
782 | EV_API_DECL void ev_child_start (EV_P_ ev_child *w) EV_NOEXCEPT; |
659 | void ev_child_stop (EV_P_ ev_child *w); |
783 | EV_API_DECL void ev_child_stop (EV_P_ ev_child *w) EV_NOEXCEPT; |
|
|
784 | # endif |
660 | |
785 | |
661 | # if EV_STAT_ENABLE |
786 | # if EV_STAT_ENABLE |
662 | void ev_stat_start (EV_P_ ev_stat *w); |
787 | EV_API_DECL void ev_stat_start (EV_P_ ev_stat *w) EV_NOEXCEPT; |
663 | void ev_stat_stop (EV_P_ ev_stat *w); |
788 | EV_API_DECL void ev_stat_stop (EV_P_ ev_stat *w) EV_NOEXCEPT; |
664 | void ev_stat_stat (EV_P_ ev_stat *w); |
789 | EV_API_DECL void ev_stat_stat (EV_P_ ev_stat *w) EV_NOEXCEPT; |
665 | # endif |
790 | # endif |
666 | |
791 | |
667 | # if EV_IDLE_ENABLE |
792 | # if EV_IDLE_ENABLE |
668 | void ev_idle_start (EV_P_ ev_idle *w); |
793 | EV_API_DECL void ev_idle_start (EV_P_ ev_idle *w) EV_NOEXCEPT; |
669 | void ev_idle_stop (EV_P_ ev_idle *w); |
794 | EV_API_DECL void ev_idle_stop (EV_P_ ev_idle *w) EV_NOEXCEPT; |
|
|
795 | # endif |
|
|
796 | |
|
|
797 | #if EV_PREPARE_ENABLE |
|
|
798 | EV_API_DECL void ev_prepare_start (EV_P_ ev_prepare *w) EV_NOEXCEPT; |
|
|
799 | EV_API_DECL void ev_prepare_stop (EV_P_ ev_prepare *w) EV_NOEXCEPT; |
670 | # endif |
800 | #endif |
671 | |
801 | |
672 | void ev_prepare_start (EV_P_ ev_prepare *w); |
802 | #if EV_CHECK_ENABLE |
673 | void ev_prepare_stop (EV_P_ ev_prepare *w); |
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|
674 | |
|
|
675 | void ev_check_start (EV_P_ ev_check *w); |
803 | EV_API_DECL void ev_check_start (EV_P_ ev_check *w) EV_NOEXCEPT; |
676 | void ev_check_stop (EV_P_ ev_check *w); |
804 | EV_API_DECL void ev_check_stop (EV_P_ ev_check *w) EV_NOEXCEPT; |
|
|
805 | #endif |
677 | |
806 | |
678 | # if EV_FORK_ENABLE |
807 | # if EV_FORK_ENABLE |
679 | void ev_fork_start (EV_P_ ev_fork *w); |
808 | EV_API_DECL void ev_fork_start (EV_P_ ev_fork *w) EV_NOEXCEPT; |
680 | void ev_fork_stop (EV_P_ ev_fork *w); |
809 | EV_API_DECL void ev_fork_stop (EV_P_ ev_fork *w) EV_NOEXCEPT; |
|
|
810 | # endif |
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|
811 | |
|
|
812 | # if EV_CLEANUP_ENABLE |
|
|
813 | EV_API_DECL void ev_cleanup_start (EV_P_ ev_cleanup *w) EV_NOEXCEPT; |
|
|
814 | EV_API_DECL void ev_cleanup_stop (EV_P_ ev_cleanup *w) EV_NOEXCEPT; |
681 | # endif |
815 | # endif |
682 | |
816 | |
683 | # if EV_EMBED_ENABLE |
817 | # if EV_EMBED_ENABLE |
684 | /* only supported when loop to be embedded is in fact embeddable */ |
818 | /* only supported when loop to be embedded is in fact embeddable */ |
685 | void ev_embed_start (EV_P_ ev_embed *w); |
819 | EV_API_DECL void ev_embed_start (EV_P_ ev_embed *w) EV_NOEXCEPT; |
686 | void ev_embed_stop (EV_P_ ev_embed *w); |
820 | EV_API_DECL void ev_embed_stop (EV_P_ ev_embed *w) EV_NOEXCEPT; |
687 | void ev_embed_sweep (EV_P_ ev_embed *w); |
821 | EV_API_DECL void ev_embed_sweep (EV_P_ ev_embed *w) EV_NOEXCEPT; |
688 | # endif |
822 | # endif |
689 | |
823 | |
690 | # if EV_ASYNC_ENABLE |
824 | # if EV_ASYNC_ENABLE |
691 | void ev_async_start (EV_P_ ev_async *w); |
825 | EV_API_DECL void ev_async_start (EV_P_ ev_async *w) EV_NOEXCEPT; |
692 | void ev_async_stop (EV_P_ ev_async *w); |
826 | EV_API_DECL void ev_async_stop (EV_P_ ev_async *w) EV_NOEXCEPT; |
693 | void ev_async_send (EV_P_ ev_async *w); |
827 | EV_API_DECL void ev_async_send (EV_P_ ev_async *w) EV_NOEXCEPT; |
694 | # endif |
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|
695 | |
|
|
696 | #endif |
828 | # endif |
697 | |
829 | |
698 | #ifdef __cplusplus |
830 | #if EV_COMPAT3 |
699 | } |
831 | #define EVLOOP_NONBLOCK EVRUN_NOWAIT |
|
|
832 | #define EVLOOP_ONESHOT EVRUN_ONCE |
|
|
833 | #define EVUNLOOP_CANCEL EVBREAK_CANCEL |
|
|
834 | #define EVUNLOOP_ONE EVBREAK_ONE |
|
|
835 | #define EVUNLOOP_ALL EVBREAK_ALL |
|
|
836 | #if EV_PROTOTYPES |
|
|
837 | EV_INLINE void ev_loop (EV_P_ int flags) { ev_run (EV_A_ flags); } |
|
|
838 | EV_INLINE void ev_unloop (EV_P_ int how ) { ev_break (EV_A_ how ); } |
|
|
839 | EV_INLINE void ev_default_destroy (void) { ev_loop_destroy (EV_DEFAULT); } |
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|
840 | EV_INLINE void ev_default_fork (void) { ev_loop_fork (EV_DEFAULT); } |
|
|
841 | #if EV_FEATURE_API |
|
|
842 | EV_INLINE unsigned int ev_loop_count (EV_P) { return ev_iteration (EV_A); } |
|
|
843 | EV_INLINE unsigned int ev_loop_depth (EV_P) { return ev_depth (EV_A); } |
|
|
844 | EV_INLINE void ev_loop_verify (EV_P) { ev_verify (EV_A); } |
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|
845 | #endif |
700 | #endif |
846 | #endif |
701 | |
847 | #else |
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|
848 | typedef struct ev_loop ev_loop; |
702 | #endif |
849 | #endif |
703 | |
850 | |
|
|
851 | #endif |
|
|
852 | |
|
|
853 | EV_CPP(}) |
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|
854 | |
|
|
855 | #endif |
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856 | |