| … | |
… | |
| 50 | |
50 | |
| 51 | idx = pollidxs [fd]; |
51 | idx = pollidxs [fd]; |
| 52 | |
52 | |
| 53 | if (idx < 0) /* need to allocate a new pollfd */ |
53 | if (idx < 0) /* need to allocate a new pollfd */ |
| 54 | { |
54 | { |
| 55 | idx = pollcnt++; |
55 | pollidxs [fd] = idx = pollcnt++; |
| 56 | array_needsize (struct pollfd, polls, pollmax, pollcnt, ); |
56 | array_needsize (struct pollfd, polls, pollmax, pollcnt, ); |
| 57 | polls [idx].fd = fd; |
57 | polls [idx].fd = fd; |
| 58 | } |
58 | } |
|
|
59 | |
|
|
60 | assert (polls [idx].fd == fd); |
| 59 | |
61 | |
| 60 | if (nev) |
62 | if (nev) |
| 61 | polls [idx].events = |
63 | polls [idx].events = |
| 62 | (nev & EV_READ ? POLLIN : 0) |
64 | (nev & EV_READ ? POLLIN : 0) |
| 63 | | (nev & EV_WRITE ? POLLOUT : 0); |
65 | | (nev & EV_WRITE ? POLLOUT : 0); |
| 64 | else /* remove pollfd */ |
66 | else /* remove pollfd */ |
| 65 | { |
67 | { |
|
|
68 | pollidxs [fd] = -1; |
|
|
69 | |
| 66 | if (idx < pollcnt--) |
70 | if (idx < --pollcnt) |
| 67 | { |
71 | { |
| 68 | pollidxs [fd] = -1; |
|
|
| 69 | polls [idx] = polls [pollcnt]; |
72 | polls [idx] = polls [pollcnt]; |
| 70 | pollidxs [polls [idx].fd] = idx; |
73 | pollidxs [polls [idx].fd] = idx; |
| 71 | } |
74 | } |
| 72 | } |
75 | } |
| 73 | } |
76 | } |
