diff options
Diffstat (limited to 'ports/sysdeps/unix/sysv/linux/generic/pause.c')
-rw-r--r-- | ports/sysdeps/unix/sysv/linux/generic/pause.c | 63 |
1 files changed, 0 insertions, 63 deletions
diff --git a/ports/sysdeps/unix/sysv/linux/generic/pause.c b/ports/sysdeps/unix/sysv/linux/generic/pause.c deleted file mode 100644 index 3804ce6e99..0000000000 --- a/ports/sysdeps/unix/sysv/linux/generic/pause.c +++ /dev/null @@ -1,63 +0,0 @@ -/* Copyright (C) 2011-2014 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011. - - 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 <signal.h> -#include <unistd.h> -#include <sysdep-cancel.h> - -/* Suspend the process until a signal arrives. - This always returns -1 and sets errno to EINTR. */ - -static int -__syscall_pause (void) -{ - sigset_t set; - - int rc = - INLINE_SYSCALL (rt_sigprocmask, 4, SIG_BLOCK, NULL, &set, _NSIG / 8); - if (rc == 0) - rc = INLINE_SYSCALL (rt_sigsuspend, 2, &set, _NSIG / 8); - - return rc; -} - -int -__libc_pause (void) -{ - if (SINGLE_THREAD_P) - return __syscall_pause (); - - int oldtype = LIBC_CANCEL_ASYNC (); - - int result = __syscall_pause (); - - LIBC_CANCEL_RESET (oldtype); - - return result; -} -weak_alias (__libc_pause, pause) - -#ifndef NO_CANCELLATION -# include <not-cancel.h> - -int -__pause_nocancel (void) -{ - return __syscall_pause (); -} -#endif |