| /* Copyright (C) 2006-2018 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| Contributed by Ulrich Drepper <drepper@redhat.com>, 2006. |
| |
| The GNU C Library is free software; you can redistribute it and/or |
| modify it under the terms of the GNU Lesser General Public |
| License as published by the Free Software Foundation; either |
| version 2.1 of the License, or (at your option) any later version. |
| |
| The GNU C Library is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| Lesser General Public License for more details. |
| |
| You should have received a copy of the GNU Lesser General Public |
| License along with the GNU C Library; if not, see |
| <http://www.gnu.org/licenses/>. */ |
| |
| #include <errno.h> |
| #include <signal.h> |
| #include <time.h> |
| #include <sys/poll.h> |
| #include <sysdep-cancel.h> |
| |
| |
| int |
| ppoll (struct pollfd *fds, nfds_t nfds, const struct timespec *timeout, |
| const sigset_t *sigmask) |
| { |
| /* The Linux kernel can in some situations update the timeout value. |
| We do not want that so use a local variable. */ |
| struct timespec tval; |
| if (timeout != NULL) |
| { |
| tval = *timeout; |
| timeout = &tval; |
| } |
| |
| return SYSCALL_CANCEL (ppoll, fds, nfds, timeout, sigmask, _NSIG / 8); |
| } |
| libc_hidden_def (ppoll) |
