about summary refs log tree commit diff
path: root/sysdeps/unix/sysv/linux/arm/kernel-features.h
blob: a97d4e23df6a75c6900f4146039a45f8355c9927 (plain) (blame)
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
/* Set flags signalling availability of kernel features based on given
   kernel version number.
   Copyright (C) 2006-2016 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/>.  */

/* Support for the recvmmsg syscall was added in 2.6.33.  */
#define __ASSUME_RECVMMSG_SYSCALL	1

/* Support for the accept4 syscall was added in 2.6.36.  */
#define __ASSUME_ACCEPT4_SYSCALL	1

/* Support for the sendmmsg syscall was added in 3.0.  */
#define __ASSUME_SENDMMSG_SYSCALL	1

#include_next <kernel-features.h>

/* The ARM kernel before 3.14.3 may or may not support
   futex_atomic_cmpxchg_inatomic, depending on kernel
   configuration.  */
#if __LINUX_KERNEL_VERSION < 0x030E03
# undef __ASSUME_FUTEX_LOCK_PI
# undef __ASSUME_REQUEUE_PI
# undef __ASSUME_SET_ROBUST_LIST
#endif