diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/pselect.c')
-rw-r--r-- | sysdeps/unix/sysv/linux/pselect.c | 89 |
1 files changed, 0 insertions, 89 deletions
diff --git a/sysdeps/unix/sysv/linux/pselect.c b/sysdeps/unix/sysv/linux/pselect.c deleted file mode 100644 index b5e8c7fbcd..0000000000 --- a/sysdeps/unix/sysv/linux/pselect.c +++ /dev/null @@ -1,89 +0,0 @@ -/* Copyright (C) 2006-2017 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 <kernel-features.h> -#include <sysdep-cancel.h> - - -#ifdef __NR_pselect6 -# ifndef __ASSUME_PSELECT -static int __generic_pselect (int nfds, fd_set *readfds, fd_set *writefds, - fd_set *exceptfds, - const struct timespec *timeout, - const sigset_t *sigmask); -# endif - - -int -__pselect (int nfds, fd_set *readfds, fd_set *writefds, fd_set *exceptfds, - 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; - } - - /* Note: the system call expects 7 values but on most architectures - we can only pass in 6 directly. If there is an architecture with - support for more parameters a new version of this file needs to - be created. */ - struct - { - __syscall_ulong_t ss; - __syscall_ulong_t ss_len; - } data; - - data.ss = (__syscall_ulong_t) (uintptr_t) sigmask; - data.ss_len = _NSIG / 8; - - int result; - -#ifndef CALL_PSELECT6 -# define CALL_PSELECT6(nfds, readfds, writefds, exceptfds, timeout, data) \ - SYSCALL_CANCEL (pselect6, nfds, readfds, writefds, exceptfds, timeout, data) -#endif - - result = CALL_PSELECT6 (nfds, readfds, writefds, exceptfds, timeout, - &data); - -# ifndef __ASSUME_PSELECT - if (result == -1 && errno == ENOSYS) - result = __generic_pselect (nfds, readfds, writefds, exceptfds, timeout, - sigmask); -# endif - - return result; -} -weak_alias (__pselect, pselect) - -# ifndef __ASSUME_PSELECT -# define __pselect static __generic_pselect -# endif -#endif - -#ifndef __ASSUME_PSELECT -# include <misc/pselect.c> -#endif |