[thirdparty/glibc.git] / ports / sysdeps / unix / sysv / linux / arm / kernel-features.h

/* Set flags signalling availability of kernel features based on given
   kernel version number.
   Copyright (C) 2006-2014 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/>.  */

/* The utimes syscall was added before 2.6.1.  */
#define __ASSUME_UTIMES	1

/* The signal frame layout changed in 2.6.18.  */
#if __LINUX_KERNEL_VERSION >= 132626
# define __ASSUME_SIGFRAME_V2	1
#endif

/* Support for the eventfd2 and signalfd4 syscalls was added in 2.6.27.  */
#if __LINUX_KERNEL_VERSION >= 0x02061b
# define __ASSUME_EVENTFD2	1
# define __ASSUME_SIGNALFD4	1
#endif

/* Support for the accept4 syscall was added in 2.6.36.  */
#if __LINUX_KERNEL_VERSION >= 0x020624
# define __ASSUME_ACCEPT4	1
#endif

#include_next <kernel-features.h>

/* Support for pselect6, ppoll and epoll_pwait was added in 2.6.32.  */
#if __LINUX_KERNEL_VERSION < 0x020620
# undef __ASSUME_PSELECT
# undef __ASSUME_PPOLL
#endif
Commit	Line	Data
ebabc882 DJ	1	/* Set flags signalling availability of kernel features based on given
ebabc882 DJ	2	kernel version number.
d4697bc9	3	Copyright (C) 2006-2014 Free Software Foundation, Inc.
ebabc882 DJ	4	This file is part of the GNU C Library.
	5
	6	The GNU C Library is free software; you can redistribute it and/or
	7	modify it under the terms of the GNU Lesser General Public
	8	License as published by the Free Software Foundation; either
	9	version 2.1 of the License, or (at your option) any later version.
	10
	11	The GNU C Library is distributed in the hope that it will be useful,
	12	but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	14	Lesser General Public License for more details.
	15
	16	You should have received a copy of the GNU Lesser General Public
ab84e3ff PE	17	License along with the GNU C Library. If not, see
ab84e3ff PE	18	<http://www.gnu.org/licenses/>. */
ebabc882 DJ	19
ebabc882 DJ	20	/* The utimes syscall was added before 2.6.1. */
6dad2c06	21	#define __ASSUME_UTIMES 1
ebabc882	22
99e5e16c DJ	23	/* The signal frame layout changed in 2.6.18. */
	24	#if __LINUX_KERNEL_VERSION >= 132626
	25	# define __ASSUME_SIGFRAME_V2 1
	26	#endif
	27
0a6ab2a6 AJ	28	/* Support for the eventfd2 and signalfd4 syscalls was added in 2.6.27. */
	29	#if __LINUX_KERNEL_VERSION >= 0x02061b
	30	# define __ASSUME_EVENTFD2 1
	31	# define __ASSUME_SIGNALFD4 1
	32	#endif
	33
8ae9fa0e JM	34	/* Support for the accept4 syscall was added in 2.6.36. */
	35	#if __LINUX_KERNEL_VERSION >= 0x020624
	36	# define __ASSUME_ACCEPT4 1
	37	#endif
	38
ebabc882	39	#include_next <kernel-features.h>
2b03bcf4	40
3a2e1f4e JM	41	/* Support for pselect6, ppoll and epoll_pwait was added in 2.6.32. */
	42	#if __LINUX_KERNEL_VERSION < 0x020620
	43	# undef __ASSUME_PSELECT
	44	# undef __ASSUME_PPOLL
	45	#endif