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1999-12-18 Ulrich Drepper <drepper@cygnus.com> * sysdeps/unix/sysv/linux/i386/setrlimit.c: Declare local variable result if necessary. * sysdeps/unix/sysv/linux/i386/bits/resource.h: Don't depend on the unreliable kernel headers. * sysdeps/unix/sysv/linux/bits/resource.h: Likewise. * sysdeps/unix/sysv/linux/sparc/bits/resource.h: Likewise. * sysdeps/unix/sysv/linux/alpha/bits/resource.h: New file. * sysdeps/unix/sysv/linux/mips/bits/resource.h: New file. 1999-12-18 Andreas Jaeger <aj@suse.de> * config.make.in (datadir): Added. Closes PR libc/1491. Patch by dervishd@jazzfree.com. 1999-12-18 Andreas Jaeger <aj@suse.de> * sysdeps/unix/sysv/linux/ftruncate64.c (ftruncate64): Save and set errno. * sysdeps/unix/sysv/linux/truncate64.c (truncate64): Likewise. 1999-12-18 Andreas Jaeger <aj@suse.de> * sysdeps/unix/sysv/linux/fxstat64.c: Rewrite to use fstat64 syscall if available. * sysdeps/unix/sysv/linux/lxstat64.c: Likewise for lstat64. * sysdeps/unix/sysv/linux/xstat64.c: Likewise for stat64. * sysdeps/unix/sysv/linux/kernel-features.h (__ASSUME_STAT64_SYSCALL): New. 1999-12-17 Scott Bambrough <scottb@netwinder.org> * sysdeps/arm/dl-machine.h (CLEAR_CACHE): New macro to force a cache flush. * elf/dl-reloc.c (_dl_relocate_object): Add call to flush cache after .text segment fixups. 1999-12-16 Andreas Jaeger <aj@suse.de> * rt/aio.h: Remove erroneous __restrict declarations. 1999-12-18 Ulrich Drepper <drepper@cygnus.com> * scripts/rellns-sh: Find pwd program also in /usr/bin and let shell do the job if it is there neither. Patch by David R. Conrad <drc@adni.net> (PR libc/1485). 1999-12-16 Andreas Jaeger <aj@suse.de> * sysdeps/ieee754/bits/nan.h (NAN): Rename union to avoid duplicate definition with function __nan. Closes PR libc/1487 reported by <diana@kai.com>. * string/bits/string2.h (__strsep): Help gcc optimizing string access.
97 lines
3.4 KiB
C
97 lines
3.4 KiB
C
/* Set flags signalling availability of kernel features based on given
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kernel version number.
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Copyright (C) 1999 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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/* This file must not contain any C code. At least it must be protected
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to allow using the file also in assembler files. */
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#ifndef __LINUX_KERNEL_VERSION
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/* We assume the worst; all kernels should be supported. */
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# define __LINUX_KERNEL_VERSION 0
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#endif
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/* We assume for __LINUX_KERNEL_VERSION the same encoding used in
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linux/version.h. I.e., the major, minor, and subminor all get a
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byte with the major number being in the highest byte. This means
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we can do numeric comparisons.
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In the following we will define certain symbols depending on
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whether the describes kernel feature is available in the kernel
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version given by __LINUX_KERNEL_VERSION. We are not always exactly
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recording the correct versions in which the features were
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introduced. If somebody cares these values can afterwards be
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corrected. Most of the numbers here are set corresponding to
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2.2.0. */
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/* `getcwd' system call. */
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#if __LINUX_KERNEL_VERSION >= 131584
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# define __ASSUME_GETCWD_SYSCALL 1
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#endif
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/* Real-time signal became usable in 2.1.70. */
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#if __LINUX_KERNEL_VERSION >= 131398
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# define __ASSUME_REALTIME_SIGNALS 1
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#endif
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/* When were the `pread'/`pwrite' syscalls introduced? */
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#if __LINUX_KERNEL_VERSION >= 131584
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# define __ASSUME_PREAD_SYSCALL 1
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# define __ASSUME_PWRITE_SYSCALL 1
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#endif
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/* When was `poll' introduced? */
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#if __LINUX_KERNEL_VERSION >= 131584
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# define __ASSUME_POLL_SYSCALL 1
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#endif
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/* The `lchown' syscall was introduced in 2.1.80. */
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#if __LINUX_KERNEL_VERSION >= 131408
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# define __ASSUME_LCHOWN_SYSCALL 1
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#endif
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/* When did the `setresuid' sysall became available? */
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#if __LINUX_KERNEL_VERSION >= 131584
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# define __ASSUME_SETRESUID_SYSCALL 1
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#endif
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/* The SIOCGIFNAME ioctl is available starting with 2.1.50. */
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#if __LINUX_KERNEL_VERSION >= 131408
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# define __ASSUME_SIOCGIFNAME 1
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#endif
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/* On x86 another `getrlimit' syscall was added in 2.3.25. */
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#if __LINUX_KERNEL_VERSION >= 131865 && defined __i386__
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# define __ASSUME_NEW_GETRLIMIT_SYSCALL 1
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#endif
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/* On x86 the truncate64/ftruncate64 syscalls were introduced in 2.3.31. */
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#if __LINUX_KERNEL_VERSION >= 131871 && defined __i386__
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# define __ASSUME_TRUNCATE64_SYSCALL 1
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#endif
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/* On x86 the mmap2 syscall was introduced in 2.3.31. */
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#if __LINUX_KERNEL_VERSION >= 131871 && defined __i386__
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# define __ASSUME_MMAP2_SYSCALL 1
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#endif
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/* On x86 the stat64/lstat64/fstat64 syscalls were introduced in 2.3.34. */
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#if __LINUX_KERNEL_VERSION >= 131874 && defined __i386__
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# define __ASSUME_STAT64_SYSCALL 1
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#endif
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