… | |
… | |
25 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
25 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
26 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
26 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
27 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
28 | */ |
28 | */ |
29 | |
29 | |
30 | #ifndef EV_H |
30 | #ifndef EV_H__ |
31 | #define EV_H |
31 | #define EV_H__ |
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32 | |
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33 | #ifdef __cplusplus |
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34 | extern "C" { |
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35 | #endif |
32 | |
36 | |
33 | typedef double ev_tstamp; |
37 | typedef double ev_tstamp; |
34 | |
38 | |
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39 | /* these priorities are inclusive, higher priorities will be called earlier */ |
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40 | #ifndef EV_MINPRI |
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41 | # define EV_MINPRI -2 |
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42 | #endif |
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43 | #ifndef EV_MAXPRI |
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44 | # define EV_MAXPRI +2 |
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45 | #endif |
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46 | |
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47 | #ifndef EV_MULTIPLICITY |
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48 | # define EV_MULTIPLICITY 1 |
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49 | #endif |
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50 | |
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51 | #ifndef EV_PERIODICS |
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52 | # define EV_PERIODICS 1 |
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53 | #endif |
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54 | |
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55 | /* support multiple event loops? */ |
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56 | #if EV_MULTIPLICITY |
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57 | struct ev_loop; |
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58 | # define EV_P struct ev_loop *loop |
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59 | # define EV_P_ EV_P, |
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60 | # define EV_A loop |
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61 | # define EV_A_ EV_A, |
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62 | # define EV_DEFAULT_A ev_default_loop (0) |
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63 | # define EV_DEFAULT_A_ EV_DEFAULT_A, |
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64 | #else |
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65 | # define EV_P void |
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66 | # define EV_P_ |
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67 | # define EV_A |
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68 | # define EV_A_ |
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69 | # define EV_DEFAULT_A |
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70 | # define EV_DEFAULT_A_ |
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71 | #endif |
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72 | |
35 | /* eventmask, revents, events... */ |
73 | /* eventmask, revents, events... */ |
36 | #define EV_UNDEF -1 /* guaranteed to be invalid */ |
74 | #define EV_UNDEF -1L /* guaranteed to be invalid */ |
37 | #define EV_NONE 0x00 |
75 | #define EV_NONE 0x00L |
38 | #define EV_READ 0x01 |
76 | #define EV_READ 0x01L /* io only */ |
39 | #define EV_WRITE 0x02 |
77 | #define EV_WRITE 0x02L /* io only */ |
40 | #define EV_TIMEOUT 0x000100 |
78 | #define EV_TIMEOUT 0x000100L /* timer only */ |
41 | #define EV_PERIODIC 0x000200 |
79 | #define EV_PERIODIC 0x000200L /* periodic timer only */ |
42 | #define EV_SIGNAL 0x000400 |
80 | #define EV_SIGNAL 0x000400L /* signal only */ |
43 | #define EV_IDLE 0x000800 |
81 | #define EV_IDLE 0x000800L /* idle only */ |
44 | #define EV_CHECK 0x001000 |
82 | #define EV_CHECK 0x001000L /* check only */ |
45 | #define EV_PREPARE 0x002000 |
83 | #define EV_PREPARE 0x002000L /* prepare only */ |
46 | #define EV_CHILD 0x004000 |
84 | #define EV_CHILD 0x004000L /* child/pid only */ |
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85 | #define EV_EMBED 0x008000L /* embedded event loop */ |
47 | #define EV_ERROR 0x800000 /* sent when an error occurs */ |
86 | #define EV_ERROR 0x800000L /* sent when an error occurs */ |
48 | |
87 | |
49 | /* can be used to add custom fields to all watchers */ |
88 | /* can be used to add custom fields to all watchers, while losing binary compatibility */ |
50 | #ifndef EV_COMMON |
89 | #ifndef EV_COMMON |
51 | # define EV_COMMON void *data |
90 | # define EV_COMMON void *data; |
52 | #endif |
91 | #endif |
53 | #ifndef EV_PROTOTYPES |
92 | #ifndef EV_PROTOTYPES |
54 | # define EV_PROTOTYPES 1 |
93 | # define EV_PROTOTYPES 1 |
55 | #endif |
94 | #endif |
56 | |
95 | |
57 | #define EV_VERSION_MAJOR 1 |
96 | #define EV_VERSION_MAJOR 1 |
58 | #define EV_VERSION_MINOR 1 |
97 | #define EV_VERSION_MINOR 1 |
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98 | |
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99 | #ifndef EV_CB_DECLARE |
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100 | # define EV_CB_DECLARE(type) void (*cb)(EV_P_ struct type *w, int revents); |
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101 | #endif |
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102 | #ifndef EV_CB_INVOKE |
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103 | # define EV_CB_INVOKE(watcher,revents) (watcher)->cb (EV_A_ (watcher), (revents)) |
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104 | #endif |
59 | |
105 | |
60 | /* |
106 | /* |
61 | * struct member types: |
107 | * struct member types: |
62 | * private: you can look at them, but not change them, and they might not mean anything to you. |
108 | * private: you can look at them, but not change them, and they might not mean anything to you. |
63 | * ro: can be read anytime, but only changed when the watcher isn't active |
109 | * ro: can be read anytime, but only changed when the watcher isn't active |
… | |
… | |
66 | |
112 | |
67 | /* shared by all watchers */ |
113 | /* shared by all watchers */ |
68 | #define EV_WATCHER(type) \ |
114 | #define EV_WATCHER(type) \ |
69 | int active; /* private */ \ |
115 | int active; /* private */ \ |
70 | int pending; /* private */ \ |
116 | int pending; /* private */ \ |
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117 | int priority; /* private */ \ |
71 | EV_COMMON; /* rw */ \ |
118 | EV_COMMON /* rw */ \ |
72 | void (*cb)(struct type *, int revents); /* rw */ /* gets invoked with an eventmask */ |
119 | EV_CB_DECLARE (type) /* private */ |
73 | |
120 | |
74 | #define EV_WATCHER_LIST(type) \ |
121 | #define EV_WATCHER_LIST(type) \ |
75 | EV_WATCHER (type); \ |
122 | EV_WATCHER (type) \ |
76 | struct type *next /* private */ |
123 | struct ev_watcher_list *next; /* private */ |
77 | |
124 | |
78 | #define EV_WATCHER_TIME(type) \ |
125 | #define EV_WATCHER_TIME(type) \ |
79 | EV_WATCHER (type); \ |
126 | EV_WATCHER (type) \ |
80 | ev_tstamp at /* private */ |
127 | ev_tstamp at; /* private */ |
81 | |
128 | |
82 | /* base class, nothing to see here unless you subclass */ |
129 | /* base class, nothing to see here unless you subclass */ |
83 | struct ev_watcher { |
130 | struct ev_watcher |
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131 | { |
84 | EV_WATCHER (ev_watcher); |
132 | EV_WATCHER (ev_watcher) |
85 | }; |
133 | }; |
86 | |
134 | |
87 | /* base class, nothing to see here unless you subclass */ |
135 | /* base class, nothing to see here unless you subclass */ |
88 | struct ev_watcher_list { |
136 | struct ev_watcher_list |
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137 | { |
89 | EV_WATCHER_LIST (ev_watcher_list); |
138 | EV_WATCHER_LIST (ev_watcher_list) |
90 | }; |
139 | }; |
91 | |
140 | |
92 | /* base class, nothing to see here unless you subclass */ |
141 | /* base class, nothing to see here unless you subclass */ |
93 | struct ev_watcher_time { |
142 | struct ev_watcher_time |
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143 | { |
94 | EV_WATCHER_TIME (ev_watcher_time); |
144 | EV_WATCHER_TIME (ev_watcher_time) |
95 | }; |
145 | }; |
96 | |
146 | |
97 | /* invoked after a specific time, repeatable (based on monotonic clock) */ |
147 | /* invoked after a specific time, repeatable (based on monotonic clock) */ |
98 | /* revent EV_TIMEOUT */ |
148 | /* revent EV_TIMEOUT */ |
99 | struct ev_timer |
149 | struct ev_timer |
100 | { |
150 | { |
101 | EV_WATCHER_TIME (ev_timer); |
151 | EV_WATCHER_TIME (ev_timer) |
102 | |
152 | |
103 | ev_tstamp repeat; /* rw */ |
153 | ev_tstamp repeat; /* rw */ |
104 | }; |
154 | }; |
105 | |
155 | |
106 | /* invoked at some specific time, possibly repeating at regular intervals (based on UTC) */ |
156 | /* invoked at some specific time, possibly repeating at regular intervals (based on UTC) */ |
107 | /* revent EV_PERIODIC */ |
157 | /* revent EV_PERIODIC */ |
108 | struct ev_periodic |
158 | struct ev_periodic |
109 | { |
159 | { |
110 | EV_WATCHER_TIME (ev_periodic); |
160 | EV_WATCHER_TIME (ev_periodic) |
111 | |
161 | |
112 | ev_tstamp interval; /* rw */ |
162 | ev_tstamp interval; /* rw */ |
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163 | ev_tstamp (*reschedule_cb)(struct ev_periodic *w, ev_tstamp now); /* rw */ |
113 | }; |
164 | }; |
114 | |
165 | |
115 | /* invoked when fd is either EV_READable or EV_WRITEable */ |
166 | /* invoked when fd is either EV_READable or EV_WRITEable */ |
116 | /* revent EV_READ, EV_WRITE */ |
167 | /* revent EV_READ, EV_WRITE */ |
117 | struct ev_io |
168 | struct ev_io |
118 | { |
169 | { |
119 | EV_WATCHER_LIST (ev_io); |
170 | EV_WATCHER_LIST (ev_io) |
120 | |
171 | |
121 | int fd; /* ro */ |
172 | int fd; /* ro */ |
122 | int events; /* ro */ |
173 | int events; /* ro */ |
123 | }; |
174 | }; |
124 | |
175 | |
125 | /* invoked when the given signal has been received */ |
176 | /* invoked when the given signal has been received */ |
126 | /* revent EV_SIGNAL */ |
177 | /* revent EV_SIGNAL */ |
127 | struct ev_signal |
178 | struct ev_signal |
128 | { |
179 | { |
129 | EV_WATCHER_LIST (ev_signal); |
180 | EV_WATCHER_LIST (ev_signal) |
130 | |
181 | |
131 | int signum; /* ro */ |
182 | int signum; /* ro */ |
132 | }; |
183 | }; |
133 | |
184 | |
134 | /* invoked when the nothing else needs to be done, keeps the process from blocking */ |
185 | /* invoked when the nothing else needs to be done, keeps the process from blocking */ |
135 | /* revent EV_IDLE */ |
186 | /* revent EV_IDLE */ |
136 | struct ev_idle |
187 | struct ev_idle |
137 | { |
188 | { |
138 | EV_WATCHER (ev_idle); |
189 | EV_WATCHER (ev_idle) |
139 | }; |
190 | }; |
140 | |
191 | |
141 | /* invoked for each run of the mainloop, just before the blocking call */ |
192 | /* invoked for each run of the mainloop, just before the blocking call */ |
142 | /* you can still change events in any way you like */ |
193 | /* you can still change events in any way you like */ |
143 | /* revent EV_PREPARE */ |
194 | /* revent EV_PREPARE */ |
144 | struct ev_prepare |
195 | struct ev_prepare |
145 | { |
196 | { |
146 | EV_WATCHER (ev_prepare); |
197 | EV_WATCHER (ev_prepare) |
147 | }; |
198 | }; |
148 | |
199 | |
149 | /* invoked for each run of the mainloop, just after the blocking call */ |
200 | /* invoked for each run of the mainloop, just after the blocking call */ |
150 | /* revent EV_CHECK */ |
201 | /* revent EV_CHECK */ |
151 | struct ev_check |
202 | struct ev_check |
152 | { |
203 | { |
153 | EV_WATCHER (ev_check); |
204 | EV_WATCHER (ev_check) |
154 | }; |
205 | }; |
155 | |
206 | |
156 | /* invoked when sigchld is received and waitpid indicates the givne pid */ |
207 | /* invoked when sigchld is received and waitpid indicates the given pid */ |
157 | /* revent EV_CHILD */ |
208 | /* revent EV_CHILD */ |
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209 | /* does not support priorities */ |
158 | struct ev_child |
210 | struct ev_child |
159 | { |
211 | { |
160 | EV_WATCHER_LIST (ev_child); |
212 | EV_WATCHER_LIST (ev_child) |
161 | |
213 | |
162 | int pid; /* ro */ |
214 | int pid; /* ro */ |
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215 | int rpid; /* rw, holds the received pid */ |
163 | int status; /* rw, holds the exit status, use the macros from sys/wait.h */ |
216 | int rstatus; /* rw, holds the exit status, use the macros from sys/wait.h */ |
164 | }; |
217 | }; |
165 | |
218 | |
166 | #define EVMETHOD_NONE 0 |
219 | #if EV_MULTIPLICITY |
167 | #define EVMETHOD_SELECT 1 |
220 | /* used to embed an event loop inside another */ |
168 | #define EVMETHOD_EPOLL 2 |
221 | /* the callback gets invoked when the event loop has handled events, and can be 0 */ |
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222 | struct ev_embed |
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223 | { |
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224 | EV_WATCHER (ev_embed) |
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225 | |
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226 | struct ev_io io; /* private */ |
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227 | struct ev_loop *loop; /* ro */ |
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228 | }; |
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229 | #endif |
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230 | |
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231 | /* the presence of this union forces similar struct layout */ |
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232 | union ev_any_watcher |
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233 | { |
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234 | struct ev_watcher w; |
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235 | struct ev_watcher_list wl; |
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236 | |
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237 | struct ev_io io; |
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238 | struct ev_timer timer; |
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239 | struct ev_periodic periodic; |
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240 | struct ev_idle idle; |
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241 | struct ev_prepare prepare; |
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242 | struct ev_check check; |
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243 | struct ev_signal signal; |
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244 | struct ev_child child; |
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245 | struct ev_embed embed; |
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246 | }; |
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247 | |
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248 | /* bits for ev_default_loop and ev_loop_new */ |
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249 | /* the default */ |
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250 | #define EVFLAG_AUTO 0x00000000UL /* not quite a mask */ |
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251 | /* flag bits */ |
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252 | #define EVFLAG_NOENV 0x01000000UL /* do NOT consult environment */ |
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253 | /* method bits to be ored together */ |
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254 | #define EVBACKEND_SELECT 0x00000001UL /* about anywhere */ |
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255 | #define EVBACKEND_POLL 0x00000002UL /* !win */ |
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256 | #define EVBACKEND_EPOLL 0x00000004UL /* linux */ |
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257 | #define EVBACKEND_KQUEUE 0x00000008UL /* bsd */ |
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258 | #define EVBACKEND_DEVPOLL 0x00000010UL /* solaris 8 */ /* NYI */ |
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259 | #define EVBACKEND_PORT 0x00000020UL /* solaris 10 */ |
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260 | |
169 | #if EV_PROTOTYPES |
261 | #if EV_PROTOTYPES |
170 | extern int ev_method; |
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171 | int ev_init (int flags); /* returns ev_method */ |
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172 | int ev_version_major (void); |
262 | int ev_version_major (void); |
173 | int ev_version_minor (void); |
263 | int ev_version_minor (void); |
174 | |
264 | |
175 | /* these three calls are suitable for plugging into pthread_atfork */ |
265 | unsigned int ev_supported_backends (void); |
176 | void ev_fork_prepare (void); |
266 | unsigned int ev_recommended_backends (void); |
177 | void ev_fork_parent (void); |
267 | unsigned int ev_embeddable_backends (void); |
178 | void ev_fork_child (void); |
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179 | |
268 | |
180 | extern ev_tstamp ev_now; /* time w.r.t. timers and the eventloop, updated after each poll */ |
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181 | ev_tstamp ev_time (void); |
269 | ev_tstamp ev_time (void); |
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270 | |
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271 | /* Sets the allocation function to use, works like realloc. |
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272 | * It is used to allocate and free memory. |
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273 | * If it returns zero when memory needs to be allocated, the library might abort |
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274 | * or take some potentially destructive action. |
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275 | * The default is your system realloc function. |
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276 | */ |
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277 | void ev_set_allocator (void *(*cb)(void *ptr, long size)); |
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278 | |
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279 | /* set the callback function to call on a |
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280 | * retryable syscall error |
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281 | * (such as failed select, poll, epoll_wait) |
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282 | */ |
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283 | void ev_set_syserr_cb (void (*cb)(const char *msg)); |
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284 | |
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285 | # if EV_MULTIPLICITY |
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286 | /* the default loop is the only one that handles signals and child watchers */ |
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287 | /* you can call this as often as you like */ |
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288 | static struct ev_loop * |
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289 | ev_default_loop (unsigned int flags) |
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290 | { |
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291 | extern struct ev_loop *ev_default_loop_ptr; |
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292 | extern struct ev_loop *ev_default_loop_init (unsigned int flags); |
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293 | |
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294 | if (!ev_default_loop_ptr) |
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295 | ev_default_loop_init (flags); |
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296 | |
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297 | return ev_default_loop_ptr; |
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298 | } |
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299 | |
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300 | /* create and destroy alternative loops that don't handle signals */ |
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301 | struct ev_loop *ev_loop_new (unsigned int flags); |
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302 | void ev_loop_destroy (EV_P); |
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303 | void ev_loop_fork (EV_P); |
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304 | |
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305 | ev_tstamp ev_now (EV_P); /* time w.r.t. timers and the eventloop, updated after each poll */ |
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306 | |
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307 | # else |
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308 | |
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309 | int ev_default_loop (unsigned int flags); /* returns true when successful */ |
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310 | |
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311 | static ev_tstamp |
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312 | ev_now (void) |
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313 | { |
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314 | extern ev_tstamp ev_rt_now; |
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315 | |
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316 | return ev_rt_now; |
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317 | } |
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318 | # endif |
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319 | |
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320 | void ev_default_destroy (void); /* destroy the default loop */ |
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321 | /* this needs to be called after fork, to duplicate the default loop */ |
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322 | /* if you create alternative loops you have to call ev_loop_fork on them */ |
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323 | /* you can call it in either the parent or the child */ |
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324 | /* you can actually call it at any time, anywhere :) */ |
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325 | void ev_default_fork (void); |
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326 | |
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327 | unsigned int ev_backend (EV_P); |
182 | #endif |
328 | #endif |
183 | |
329 | |
184 | #define EVLOOP_NONBLOCK 1 /* do not block/wait */ |
330 | #define EVLOOP_NONBLOCK 1 /* do not block/wait */ |
185 | #define EVLOOP_ONESHOT 2 /* block *once* only */ |
331 | #define EVLOOP_ONESHOT 2 /* block *once* only */ |
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332 | #define EVUNLOOP_ONE 1 /* unloop once */ |
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333 | #define EVUNLOOP_ALL 2 /* unloop all loops */ |
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334 | |
186 | #if EV_PROTOTYPES |
335 | #if EV_PROTOTYPES |
187 | void ev_loop (int flags); |
336 | void ev_loop (EV_P_ int flags); |
188 | extern int ev_loop_done; /* set to 1 to break out of event loop, set to 2 to break out of all event loops */ |
337 | 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 */ |
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338 | |
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339 | /* |
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340 | * ref/unref can be used to add or remove a refcount on the mainloop. every watcher |
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341 | * keeps one reference. if you have a long-runing watcher you never unregister that |
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342 | * should not keep ev_loop from running, unref() after starting, and ref() before stopping. |
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343 | */ |
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344 | void ev_ref (EV_P); |
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345 | void ev_unref (EV_P); |
189 | |
346 | |
190 | /* convinience function, wait for a single event, without registering an event watcher */ |
347 | /* convinience function, wait for a single event, without registering an event watcher */ |
191 | /* if timeout is < 0, do wait indefinitely */ |
348 | /* if timeout is < 0, do wait indefinitely */ |
192 | void ev_once (int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg); |
349 | void ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg); |
193 | #endif |
350 | #endif |
194 | |
351 | |
195 | /* these may evaluate ev multiple times, and the other arguments at most once */ |
352 | /* these may evaluate ev multiple times, and the other arguments at most once */ |
196 | /* either use ev_watcher_init + ev_TYPE_set, or the ev_TYPE_init macro, below, to first initialise a watcher */ |
353 | /* either use ev_init + ev_TYPE_set, or the ev_TYPE_init macro, below, to first initialise a watcher */ |
197 | #define ev_watcher_init(ev,cb_) do { (ev)->active = 0; (ev)->pending = 0; (ev)->cb = (cb_); } while (0) |
354 | #define ev_init(ev,cb_) do { \ |
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355 | ((struct ev_watcher *)(void *)(ev))->active = \ |
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356 | ((struct ev_watcher *)(void *)(ev))->pending = \ |
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357 | ((struct ev_watcher *)(void *)(ev))->priority = 0; \ |
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358 | ev_set_cb ((ev), cb_); \ |
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359 | } while (0) |
198 | |
360 | |
199 | #define ev_io_set(ev,fd_,events_) do { (ev)->fd = (fd_); (ev)->events = (events_); } while (0) |
361 | #define ev_io_set(ev,fd_,events_) do { (ev)->fd = (fd_); (ev)->events = (events_); } while (0) |
200 | #define ev_timer_set(ev,after_,repeat_) do { (ev)->at = (after_); (ev)->repeat = (repeat_); } while (0) |
362 | #define ev_timer_set(ev,after_,repeat_) do { (ev)->at = (after_); (ev)->repeat = (repeat_); } while (0) |
201 | #define ev_periodic_set(ev,at_,interval_) do { (ev)->at = (at_); (ev)->interval = (interval_); } while (0) |
363 | #define ev_periodic_set(ev,at_,ival_,res_) do { (ev)->at = (at_); (ev)->interval = (ival_); (ev)->reschedule_cb= (res_); } while (0) |
202 | #define ev_signal_set(ev,signum_) do { (ev)->signum = (signum_); } while (0) |
364 | #define ev_signal_set(ev,signum_) do { (ev)->signum = (signum_); } while (0) |
203 | #define ev_idle_set(ev) /* nop, yes, this is a serious in-joke */ |
365 | #define ev_idle_set(ev) /* nop, yes, this is a serious in-joke */ |
204 | #define ev_prepare_set(ev) /* nop, yes, this is a serious in-joke */ |
366 | #define ev_prepare_set(ev) /* nop, yes, this is a serious in-joke */ |
205 | #define ev_check_set(ev) /* nop, yes, this is a serious in-joke */ |
367 | #define ev_check_set(ev) /* nop, yes, this is a serious in-joke */ |
206 | #define ev_child_set(ev,pid_) do { (ev)->pid = (pid_); } while (0) |
368 | #define ev_child_set(ev,pid_) do { (ev)->pid = (pid_); } while (0) |
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369 | #define ev_embed_set(ev,loop_) do { (ev)->loop = (loop_); } while (0) |
207 | |
370 | |
208 | #define ev_io_init(ev,cb,fd,events) do { ev_watcher_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0) |
371 | #define ev_io_init(ev,cb,fd,events) do { ev_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0) |
209 | #define ev_timer_init(ev,cb,after,repeat) do { ev_watcher_init ((ev), (cb)); ev_timer_set ((ev),(after),(repeat)); } while (0) |
372 | #define ev_timer_init(ev,cb,after,repeat) do { ev_init ((ev), (cb)); ev_timer_set ((ev),(after),(repeat)); } while (0) |
210 | #define ev_periodic_init(ev,cb,at,interval) do { ev_watcher_init ((ev), (cb)); ev_periodic_set ((ev),(at),(interval)); } while (0) |
373 | #define ev_periodic_init(ev,cb,at,ival,res) do { ev_init ((ev), (cb)); ev_periodic_set ((ev),(at),(ival),(res)); } while (0) |
211 | #define ev_signal_init(ev,cb,signum) do { ev_watcher_init ((ev), (cb)); ev_signal_set ((ev), (signum)); } while (0) |
374 | #define ev_signal_init(ev,cb,signum) do { ev_init ((ev), (cb)); ev_signal_set ((ev), (signum)); } while (0) |
212 | #define ev_idle_init(ev,cb) do { ev_watcher_init ((ev), (cb)); ev_idle_set ((ev)); } while (0) |
375 | #define ev_idle_init(ev,cb) do { ev_init ((ev), (cb)); ev_idle_set ((ev)); } while (0) |
213 | #define ev_prepare_init(ev,cb) do { ev_watcher_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0) |
376 | #define ev_prepare_init(ev,cb) do { ev_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0) |
214 | #define ev_check_init(ev,cb) do { ev_watcher_init ((ev), (cb)); ev_check_set ((ev)); } while (0) |
377 | #define ev_check_init(ev,cb) do { ev_init ((ev), (cb)); ev_check_set ((ev)); } while (0) |
215 | #define ev_child_init(ev,cb,pid) do { ev_watcher_init ((ev), (cb)); ev_child_set ((ev),(pid)); } while (0) |
378 | #define ev_child_init(ev,cb,pid) do { ev_init ((ev), (cb)); ev_child_set ((ev),(pid)); } while (0) |
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379 | #define ev_embed_init(ev,cb,loop) do { ev_init ((ev), (cb)); ev_embed_set ((ev),(loop)); } while (0) |
216 | |
380 | |
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381 | #define ev_is_pending(ev) (0 + ((struct ev_watcher *)(void *)(ev))->pending) /* ro, true when watcher is waiting for callback invocation */ |
217 | #define ev_is_active(ev) (0 + (ev)->active) /* true when the watcher has been started */ |
382 | #define ev_is_active(ev) (0 + ((struct ev_watcher *)(void *)(ev))->active) /* ro, true when the watcher has been started */ |
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383 | |
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384 | #define ev_priority(ev) ((struct ev_watcher *)(void *)(ev))->priority /* rw */ |
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385 | #define ev_cb(ev) (ev)->cb /* rw */ |
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386 | #define ev_set_priority(ev,pri) ev_priority (ev) = (pri) |
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387 | |
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388 | #ifndef ev_set_cb |
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389 | # define ev_set_cb(ev,cb_) ev_cb (ev) = (cb_) |
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390 | #endif |
218 | |
391 | |
219 | /* stopping (enabling, adding) a watcher does nothing if it is already running */ |
392 | /* stopping (enabling, adding) a watcher does nothing if it is already running */ |
220 | /* stopping (disabling, deleting) a watcher does nothing unless its already running */ |
393 | /* stopping (disabling, deleting) a watcher does nothing unless its already running */ |
221 | #if EV_PROTOTYPES |
394 | #if EV_PROTOTYPES |
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395 | |
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396 | /* feeds an event into a watcher as if the event actually occured */ |
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397 | /* accepts any ev_watcher type */ |
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398 | void ev_feed_event (EV_P_ void *w, int revents); |
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399 | void ev_feed_fd_event (EV_P_ int fd, int revents); |
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400 | void ev_feed_signal_event (EV_P_ int signum); |
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401 | |
222 | void ev_io_start (struct ev_io *w); |
402 | void ev_io_start (EV_P_ struct ev_io *w); |
223 | void ev_io_stop (struct ev_io *w); |
403 | void ev_io_stop (EV_P_ struct ev_io *w); |
224 | |
404 | |
225 | void ev_timer_start (struct ev_timer *w); |
405 | void ev_timer_start (EV_P_ struct ev_timer *w); |
226 | void ev_timer_stop (struct ev_timer *w); |
406 | void ev_timer_stop (EV_P_ struct ev_timer *w); |
227 | void ev_timer_again (struct ev_timer *w); /* stops if active and no repeat, restarts if active and repeating, starts if inactive and repeating */ |
407 | /* stops if active and no repeat, restarts if active and repeating, starts if inactive and repeating */ |
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408 | void ev_timer_again (EV_P_ struct ev_timer *w); |
228 | |
409 | |
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410 | #if EV_PERIODICS |
229 | void ev_periodic_start (struct ev_periodic *w); |
411 | void ev_periodic_start (EV_P_ struct ev_periodic *w); |
230 | void ev_periodic_stop (struct ev_periodic *w); |
412 | void ev_periodic_stop (EV_P_ struct ev_periodic *w); |
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413 | void ev_periodic_again (EV_P_ struct ev_periodic *w); |
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414 | #endif |
231 | |
415 | |
232 | void ev_signal_start (struct ev_signal *w); |
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233 | void ev_signal_stop (struct ev_signal *w); |
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234 | |
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235 | void ev_idle_start (struct ev_idle *w); |
416 | void ev_idle_start (EV_P_ struct ev_idle *w); |
236 | void ev_idle_stop (struct ev_idle *w); |
417 | void ev_idle_stop (EV_P_ struct ev_idle *w); |
237 | |
418 | |
238 | void ev_prepare_start (struct ev_prepare *w); |
419 | void ev_prepare_start (EV_P_ struct ev_prepare *w); |
239 | void ev_prepare_stop (struct ev_prepare *w); |
420 | void ev_prepare_stop (EV_P_ struct ev_prepare *w); |
240 | |
421 | |
241 | void ev_check_start (struct ev_check *w); |
422 | void ev_check_start (EV_P_ struct ev_check *w); |
242 | void ev_check_stop (struct ev_check *w); |
423 | void ev_check_stop (EV_P_ struct ev_check *w); |
243 | |
424 | |
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425 | /* only supported in the default loop */ |
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426 | void ev_signal_start (EV_P_ struct ev_signal *w); |
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427 | void ev_signal_stop (EV_P_ struct ev_signal *w); |
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428 | |
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429 | /* only supported in the default loop */ |
244 | void ev_child_start (struct ev_child *w); |
430 | void ev_child_start (EV_P_ struct ev_child *w); |
245 | void ev_child_stop (struct ev_child *w); |
431 | void ev_child_stop (EV_P_ struct ev_child *w); |
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432 | |
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433 | # if EV_MULTIPLICITY |
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434 | /* only supported when loop to be embedded is in fact embeddable */ |
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435 | void ev_embed_start (EV_P_ struct ev_embed *w); |
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436 | void ev_embed_stop (EV_P_ struct ev_embed *w); |
246 | #endif |
437 | # endif |
247 | |
438 | |
248 | #endif |
439 | #endif |
249 | |
440 | |
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441 | #ifdef __cplusplus |
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442 | } |
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443 | #endif |
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444 | |
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445 | #endif |
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446 | |