/usr/include/xenomai/nucleus/compiler.h is in libxenomai-dev 2.6.4+dfsg-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 | /*
* Copyright (C) 2001-2006 Philippe Gerum <rpm@xenomai.org>.
*
* Xenomai is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published
* by the Free Software Foundation; either version 2 of the License,
* or (at your option) any later version.
*
* Xenomai 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
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Xenomai; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*/
#ifndef _XENO_NUCLEUS_COMPILER_H
#define _XENO_NUCLEUS_COMPILER_H
#if !defined(__IN_XENOMAI__) && (__GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ > 0))
#define __deprecated_call__ __attribute__((deprecated))
#ifdef __KERNEL__
#ifdef CONFIG_XENO_OPT_NOWARN_DEPRECATED
#define __deprecated_in_kernel__
#else
#define __deprecated_in_kernel__ __deprecated_call__
#endif /* CONFIG_XENO_OPT_NOWARN_DEPRECATED */
#else
#define __deprecated_in_kernel__
#endif /* !__KERNEL__ */
#else /* __IN_XENOMAI__ || !(__GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ > 0)) */
#define __deprecated_in_kernel__
#endif /* __GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ > 0) */
#ifdef __IN_XENO__
#if __GNUC__ == 4 && __GNUC_MINOR__ == 6
#define __constructor__ __attribute__((constructor, noclone))
#else /* Gcc not 4.6 */
#define __constructor__ __attribute__((constructor))
#endif /* Gcc not 4.6 */
#endif /* In xenomai */
#ifndef likely
#if !defined(__GNUC__) || __GNUC__ == 2 && __GNUC_MINOR__ < 96
#define __builtin_expect(x, v) (x)
#endif /* !gcc or gcc version < 2.96 */
#define likely(x) __builtin_expect((x) != 0, 1)
#define unlikely(x) __builtin_expect((x) != 0, 0)
#endif /* !defined(likely) */
#endif /* !_XENO_NUCLEUS_COMPILER_H */
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