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alpha: create kernel-features.h.

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Signed-off-by: Matt Turner <mattst88@gmail.com>
This commit is contained in:
Matt Turner 2010-03-26 16:49:55 -04:00 committed by Richard Henderson
parent e9823ee1b8
commit b14e8cb285
1 changed files with 68 additions and 0 deletions
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68
sysdeps/unix/sysv/linux/alpha/kernel-features.h Normal file
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/* Set flags signalling availability of kernel features based on given
kernel version number.
Copyright (C) 2010 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, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
/* alpha switched to a 64-bit timeval sometime before 2.2.0. */
#if __LINUX_KERNEL_VERSION >= 131584
# define __ASSUME_TIMEVAL64 1
#endif
/* The tgkill syscall was introduced for alpha 2.6.0-test1 which unfortunately
cannot be distinguished from 2.6.0. */
#if __LINUX_KERNEL_VERSION >= 132609
# define __ASSUME_TGKILL 1
#endif
#define __ASSUME_UTIMES 1
/* Starting with version 2.6.9, SSI_IEEE_RAISE_EXCEPTION exists. */
#if __LINUX_KERNEL_VERSION >= 0x020609
# define __ASSUME_IEEE_RAISE_EXCEPTION 1
#endif
#include_next <kernel-features.h>
#undef __ASSUME_ST_INO_64_BIT
/* pselect/ppoll were introduced on alpha just after 2.6.22-rc1. */
#if __LINUX_KERNEL_VERSION < 0x020617
# undef __ASSUME_PSELECT
# undef __ASSUME_PPOLL
#endif
/* The *at syscalls were introduced on alpha just after 2.6.22-rc1. */
#if __LINUX_KERNEL_VERSION < 0x020617
# undef __ASSUME_ATFCTS
#endif
/* Support for inter-process robust mutexes was added on alpha just
after 2.6.22-rc1. */
#if __LINUX_KERNEL_VERSION < 0x020617
# undef __ASSUME_SET_ROBUST_LIST
#endif
/* Support for utimensat was added on alpha after 2.6.22-rc1. */
#if __LINUX_KERNEL_VERSION < 0x020617
# undef __ASSUME_UTIMENSAT
#endif
/* Support for fallocate was added on alpha for 2.6.33. */
#if __LINUX_KERNEL_VERSION < 0x020621
# undef __ASSUME_FALLOCATE
#endif