… | |
… | |
70 | if (oev == nev) |
70 | if (oev == nev) |
71 | return; |
71 | return; |
72 | |
72 | |
73 | { |
73 | { |
74 | #if EV_SELECT_USE_FD_SET |
74 | #if EV_SELECT_USE_FD_SET |
|
|
75 | |
75 | #if EV_SELECT_IS_WINSOCKET |
76 | #if EV_SELECT_IS_WINSOCKET |
76 | SOCKET handle = anfds [fd].handle; |
77 | SOCKET handle = anfds [fd].handle; |
77 | #else |
78 | #else |
78 | int handle = fd; |
79 | int handle = fd; |
79 | #endif |
80 | #endif |
… | |
… | |
137 | { |
138 | { |
138 | struct timeval tv; |
139 | struct timeval tv; |
139 | int res; |
140 | int res; |
140 | int fd_setsize; |
141 | int fd_setsize; |
141 | |
142 | |
|
|
143 | EV_RELEASE_CB; |
142 | tv.tv_sec = (long)timeout; |
144 | tv.tv_sec = (long)timeout; |
143 | tv.tv_usec = (long)((timeout - (ev_tstamp)tv.tv_sec) * 1e6); |
145 | tv.tv_usec = (long)((timeout - (ev_tstamp)tv.tv_sec) * 1e6); |
144 | |
146 | |
145 | #if EV_SELECT_USE_FD_SET |
147 | #if EV_SELECT_USE_FD_SET |
146 | fd_setsize = sizeof (fd_set); |
148 | fd_setsize = sizeof (fd_set); |
… | |
… | |
163 | fd_setsize = anfdmax < FD_SETSIZE ? anfdmax : FD_SETSIZE; |
165 | fd_setsize = anfdmax < FD_SETSIZE ? anfdmax : FD_SETSIZE; |
164 | res = select (fd_setsize, (fd_set *)vec_ro, (fd_set *)vec_wo, 0, &tv); |
166 | res = select (fd_setsize, (fd_set *)vec_ro, (fd_set *)vec_wo, 0, &tv); |
165 | #else |
167 | #else |
166 | res = select (vec_max * NFDBITS, (fd_set *)vec_ro, (fd_set *)vec_wo, 0, &tv); |
168 | res = select (vec_max * NFDBITS, (fd_set *)vec_ro, (fd_set *)vec_wo, 0, &tv); |
167 | #endif |
169 | #endif |
|
|
170 | EV_ACQUIRE_CB; |
168 | |
171 | |
169 | if (expect_false (res < 0)) |
172 | if (expect_false (res < 0)) |
170 | { |
173 | { |
171 | #if EV_SELECT_IS_WINSOCKET |
174 | #if EV_SELECT_IS_WINSOCKET |
172 | errno = WSAGetLastError (); |
175 | errno = WSAGetLastError (); |
… | |
… | |
179 | else |
182 | else |
180 | errno -= WSABASEERR; |
183 | errno -= WSABASEERR; |
181 | #endif |
184 | #endif |
182 | |
185 | |
183 | #ifdef _WIN32 |
186 | #ifdef _WIN32 |
184 | /* select on windows errornously returns EINVAL when no fd sets have been |
187 | /* select on windows erroneously returns EINVAL when no fd sets have been |
185 | * provided (this is documented). what microsoft doesn't tell you that this bug |
188 | * provided (this is documented). what microsoft doesn't tell you that this bug |
186 | * exists even when the fd sets _are_ provided, so we have to check for this bug |
189 | * exists even when the fd sets _are_ provided, so we have to check for this bug |
187 | * here and emulate by sleeping manually. |
190 | * here and emulate by sleeping manually. |
188 | * we also get EINVAL when the timeout is invalid, but we ignore this case here |
191 | * we also get EINVAL when the timeout is invalid, but we ignore this case here |
189 | * and assume that EINVAL always means: you have to wait manually. |
192 | * and assume that EINVAL always means: you have to wait manually. |
… | |
… | |
277 | vec_eo = ev_malloc (sizeof (fd_set)); |
280 | vec_eo = ev_malloc (sizeof (fd_set)); |
278 | #endif |
281 | #endif |
279 | #else |
282 | #else |
280 | vec_max = 0; |
283 | vec_max = 0; |
281 | vec_ri = 0; |
284 | vec_ri = 0; |
282 | vec_ri = 0; |
285 | vec_ro = 0; |
|
|
286 | vec_wi = 0; |
283 | vec_wo = 0; |
287 | vec_wo = 0; |
|
|
288 | #ifdef _WIN32 |
284 | vec_wo = 0; |
289 | vec_eo = 0; |
|
|
290 | #endif |
285 | #endif |
291 | #endif |
286 | |
292 | |
287 | return EVBACKEND_SELECT; |
293 | return EVBACKEND_SELECT; |
288 | } |
294 | } |
289 | |
295 | |
… | |
… | |
292 | { |
298 | { |
293 | ev_free (vec_ri); |
299 | ev_free (vec_ri); |
294 | ev_free (vec_ro); |
300 | ev_free (vec_ro); |
295 | ev_free (vec_wi); |
301 | ev_free (vec_wi); |
296 | ev_free (vec_wo); |
302 | ev_free (vec_wo); |
|
|
303 | #ifdef _WIN32 |
|
|
304 | ev_free (vec_eo); |
|
|
305 | #endif |
297 | } |
306 | } |
298 | |
307 | |
299 | |
308 | |