ports/sysdeps/unix/sysv/linux/m68k/kernel-features.h

   1 /* Set flags signalling availability of kernel features based on given
   2    kernel version number.
   3    Copyright (C) 2008-2014 Free Software Foundation, Inc.
   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
  17    License along with the GNU C Library.  If not, see
  18    <http://www.gnu.org/licenses/>.  */
  19
  20 /* Many syscalls were added in 2.6.10 for m68k.  */
  21 #define __ASSUME_UTIMES 1
  22
  23 /* Support for various CLOEXEC and NONBLOCK flags was added 2.6.23.  */
  24 #if __LINUX_KERNEL_VERSION >= 0x020617
  25 # define __ASSUME_O_CLOEXEC     1
  26 #endif
  27
  28 /* Support for various CLOEXEC and NONBLOCK flags was added in 2.6.27.  */
  29 #if __LINUX_KERNEL_VERSION >= 0x02061b
  30 # define __ASSUME_SOCK_CLOEXEC  1
  31 # define __ASSUME_IN_NONBLOCK   1
  32 # define __ASSUME_PIPE2         1
  33 # define __ASSUME_EVENTFD2      1
  34 # define __ASSUME_SIGNALFD4     1
  35 # define __ASSUME_DUP3          1
  36 #endif
  37
  38 /* Support for the accept4 syscall was added in 2.6.28.  */
  39 #if __LINUX_KERNEL_VERSION >= 0x02061c
  40 # define __ASSUME_ACCEPT4       1
  41 #endif
  42
  43 #include_next <kernel-features.h>
  44
  45 /* These syscalls were added only in 3.0 for m68k.  */
  46 #if __LINUX_KERNEL_VERSION < 0x030000
  47 # undef __ASSUME_PSELECT
  48 # undef __ASSUME_PPOLL
  49 #endif
  50
  51 /* No support for PI futexes or robust mutexes before 3.10 for m68k.  */
  52 #if __LINUX_KERNEL_VERSION < 0x030a00
  53 # undef __ASSUME_REQUEUE_PI
  54 # undef __ASSUME_SET_ROBUST_LIST
  55 #endif