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355f9165 | 1 | /* Poll (or wait) for file descriptor I/O availability. Stub version. |
d4697bc9 | 2 | Copyright (C) 1994-2014 Free Software Foundation, Inc. |
478b92f0 | 3 | This file is part of the GNU C Library. |
28f540f4 | 4 | |
478b92f0 | 5 | The GNU C Library is free software; you can redistribute it and/or |
41bdb6e2 AJ |
6 | modify it under the terms of the GNU Lesser General Public |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
28f540f4 | 9 | |
478b92f0 UD |
10 | The GNU C Library is distributed in the hope that it will be useful, |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
41bdb6e2 | 13 | Lesser General Public License for more details. |
28f540f4 | 14 | |
41bdb6e2 | 15 | You should have received a copy of the GNU Lesser General Public |
59ba27a6 PE |
16 | License along with the GNU C Library; if not, see |
17 | <http://www.gnu.org/licenses/>. */ | |
28f540f4 RM |
18 | |
19 | #include <sys/poll.h> | |
20 | #include <errno.h> | |
21 | ||
22 | /* Poll the file descriptors described by the NFDS structures starting at | |
23 | FDS. If TIMEOUT is nonzero and not -1, allow TIMEOUT milliseconds for | |
24 | an event to occur; if TIMEOUT is -1, block until an event occurs. | |
25 | Returns the number of file descriptors with events, zero if timed out, | |
26 | or -1 for errors. */ | |
27 | ||
28 | int | |
355f9165 | 29 | __poll (struct pollfd *fds, nfds_t nfds, int timeout) |
28f540f4 | 30 | { |
c4029823 | 31 | __set_errno (ENOSYS); |
28f540f4 RM |
32 | return -1; |
33 | } | |
355f9165 RM |
34 | libc_hidden_def (__poll) |
35 | weak_alias (__poll, poll) | |
10ceac89 RM |
36 | |
37 | stub_warning (poll) |