| 1 | /* |
1 | /* |
| 2 | * libev solaris event port backend |
2 | * libev solaris event port backend |
| 3 | * |
3 | * |
| 4 | * Copyright (c) 2007,2008,2009,2010,2011 Marc Alexander Lehmann <libev@schmorp.de> |
4 | * Copyright (c) 2007,2008,2009,2010,2011,2019 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 | * |
| … | |
… | |
| 67 | 0 |
67 | 0 |
| 68 | ) |
68 | ) |
| 69 | ) |
69 | ) |
| 70 | { |
70 | { |
| 71 | if (errno == EBADFD) |
71 | if (errno == EBADFD) |
|
|
72 | { |
|
|
73 | assert (("libev: port_associate found invalid fd", errno != EBADFD); |
| 72 | fd_kill (EV_A_ fd); |
74 | fd_kill (EV_A_ fd); |
|
|
75 | } |
| 73 | else |
76 | else |
| 74 | ev_syserr ("(libev) port_associate"); |
77 | ev_syserr ("(libev) port_associate"); |
| 75 | } |
78 | } |
| 76 | } |
79 | } |
| 77 | |
80 | |
| … | |
… | |
| 127 | |
130 | |
| 128 | fd_change (EV_A_ fd, EV__IOFDSET); |
131 | fd_change (EV_A_ fd, EV__IOFDSET); |
| 129 | } |
132 | } |
| 130 | } |
133 | } |
| 131 | |
134 | |
| 132 | if (expect_false (nget == port_eventmax)) |
135 | if (ecb_expect_false (nget == port_eventmax)) |
| 133 | { |
136 | { |
| 134 | ev_free (port_events); |
137 | ev_free (port_events); |
| 135 | port_eventmax = array_nextsize (sizeof (port_event_t), port_eventmax, port_eventmax + 1); |
138 | port_eventmax = array_nextsize (sizeof (port_event_t), port_eventmax, port_eventmax + 1); |
| 136 | port_events = (port_event_t *)ev_malloc (sizeof (port_event_t) * port_eventmax); |
139 | port_events = (port_event_t *)ev_malloc (sizeof (port_event_t) * port_eventmax); |
| 137 | } |
140 | } |
| … | |
… | |
| 149 | |
152 | |
| 150 | fcntl (backend_fd, F_SETFD, FD_CLOEXEC); /* not sure if necessary, hopefully doesn't hurt */ |
153 | fcntl (backend_fd, F_SETFD, FD_CLOEXEC); /* not sure if necessary, hopefully doesn't hurt */ |
| 151 | |
154 | |
| 152 | /* if my reading of the opensolaris kernel sources are correct, then |
155 | /* if my reading of the opensolaris kernel sources are correct, then |
| 153 | * opensolaris does something very stupid: it checks if the time has already |
156 | * opensolaris does something very stupid: it checks if the time has already |
| 154 | * elapsed and doesn't round up if that is the case,m otherwise it DOES round |
157 | * elapsed and doesn't round up if that is the case, otherwise it DOES round |
| 155 | * up. Since we can't know what the case is, we need to guess by using a |
158 | * up. Since we can't know what the case is, we need to guess by using a |
| 156 | * "large enough" timeout. Normally, 1e-9 would be correct. |
159 | * "large enough" timeout. Normally, 1e-9 would be correct. |
| 157 | */ |
160 | */ |
| 158 | backend_mintime = 1e-3; /* needed to compensate for port_getn returning early */ |
161 | backend_mintime = 1e-3; /* needed to compensate for port_getn returning early */ |
| 159 | backend_modify = port_modify; |
162 | backend_modify = port_modify; |
