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- /* Linux pause syscall implementation -- non-cancellable.
- Copyright (C) 2018-2019 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- 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>
- #include <not-cancel.h>
- int
- __pause_nocancel (void)
- {
- #ifdef __NR_pause
- return INLINE_SYSCALL_CALL (pause);
- #else
- return INLINE_SYSCALL_CALL (ppoll, NULL, 0, NULL, NULL);
- #endif
- }
- hidden_def (__pause_nocancel)
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