sysdeps/unix/sysv/linux/arm/kernel-features.h

   1 /* Set flags signalling availability of kernel features based on given
   2    kernel version number.
   3    Copyright (C) 2006 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, write to the Free
  18    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  19    02111-1307 USA.  */
  20
  21 /* The utimes syscall was added before 2.6.1.  */
  22 #if __LINUX_KERNEL_VERSION >= 132609
  23 # define __ASSUME_UTIMES        1
  24 #endif
  25
  26 /* The new getrlimit syscall was added sometime before 2.4.6.  */
  27 #if __LINUX_KERNEL_VERSION >= 132102
  28 #define __ASSUME_NEW_GETRLIMIT_SYSCALL  1
  29 #endif
  30
  31 /* On ARM the truncate64/ftruncate64/mmap2/stat64/lstat64/fstat64
  32    syscalls were introduced in 2.3.35.  */
  33 #if __LINUX_KERNEL_VERSION >= 131875
  34 # define __ASSUME_TRUNCATE64_SYSCALL    1
  35 # define __ASSUME_MMAP2_SYSCALL         1
  36 # define __ASSUME_STAT64_SYSCALL        1
  37 #endif
  38
  39 /* Arm got fcntl64 in 2.4.4.  */
  40 #if __LINUX_KERNEL_VERSION >= 132100
  41 # define __ASSUME_FCNTL64               1
  42 #endif
  43
  44 /* The vfork syscall on arm was definitely available in 2.4.  */
  45 #if __LINUX_KERNEL_VERSION >= 132097
  46 # define __ASSUME_VFORK_SYSCALL         1
  47 #endif
  48
  49 /* The signal frame layout changed in 2.6.18.  */
  50 #if __LINUX_KERNEL_VERSION >= 132626
  51 # define __ASSUME_SIGFRAME_V2   1
  52 #endif
  53
  54 #include_next <kernel-features.h>
  55
  56 /* These syscalls are not implemented yet for ARM.  */
  57 #undef __ASSUME_PSELECT
  58 #undef __ASSUME_PPOLL