diff options
Diffstat (limited to 'sysdeps/unix/sysv')
| -rw-r--r-- | sysdeps/unix/sysv/linux/dl-sysdep.h | 27 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/kernel-features.h | 22 |
2 files changed, 41 insertions, 8 deletions
diff --git a/sysdeps/unix/sysv/linux/dl-sysdep.h b/sysdeps/unix/sysv/linux/dl-sysdep.h new file mode 100644 index 0000000000..becfc8df3f --- /dev/null +++ b/sysdeps/unix/sysv/linux/dl-sysdep.h @@ -0,0 +1,27 @@ +/* System-specific settings for dynamic linker code. Linux version. + Copyright (C) 2005 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. */ + +#include_next <dl-sysdep.h> + +/* On many architectures the kernel provides a virtual DSO and gives + AT_SYSINFO_EHDR to point us to it. As this is introduced for new + machines, we should look at it for unwind information even if + we aren't making direct use of it. So enable this across the board. */ + +#define NEED_DL_SYSINFO_DSO 1 diff --git a/sysdeps/unix/sysv/linux/kernel-features.h b/sysdeps/unix/sysv/linux/kernel-features.h index 83ebe0cf74..26cddd5a73 100644 --- a/sysdeps/unix/sysv/linux/kernel-features.h +++ b/sysdeps/unix/sysv/linux/kernel-features.h @@ -354,22 +354,24 @@ /* The tgkill syscall was instroduced for i386 in 2.5.75. For Alpha it was introduced in 2.6.0-test1 which unfortunately cannot be - distinguished from 2.6.0. On x86-64 it was introduced in - 2.6.0-test3. */ + distinguished from 2.6.0. On x86-64, ppc, and ppc64 it was + introduced in 2.6.0-test3. */ #if (__LINUX_KERNEL_VERSION >= 132427 && defined __i386__) \ || (__LINUX_KERNEL_VERSION >= 132609 && defined __alpha__) \ || (__LINUX_KERNEL_VERSION >= 132609 && defined __x86_64__) \ + || (__LINUX_KERNEL_VERSION >= 132609 && defined __powerpc__) \ || (__LINUX_KERNEL_VERSION >= 132609 && defined __sh__) # define __ASSUME_TGKILL 1 #endif /* The utimes syscall has been available for some architectures - forever. For x86 it was introduced after 2.5.75, for x86-64 in - 2.6.0-test3. */ + forever. For x86 it was introduced after 2.5.75, for x86-64, + ppc, and ppc64 it was introduced in 2.6.0-test3. */ #if defined __alpha__ || defined __ia64__ || defined __hppa__ \ || defined __sparc__ \ || (__LINUX_KERNEL_VERSION > 132427 && defined __i386__) \ || (__LINUX_KERNEL_VERSION > 132609 && defined __x86_64__) \ + || (__LINUX_KERNEL_VERSION >= 132609 && defined __powerpc__) \ || (__LINUX_KERNEL_VERSION >= 132609 && defined __sh__) # define __ASSUME_UTIMES 1 #endif @@ -383,8 +385,11 @@ #endif /* The fixed version of the posix_fadvise64 syscall appeared in - 2.6.0-test3. At least for x86. */ -#if __LINUX_KERNEL_VERSION >= 132609 && defined __i386__ + 2.6.0-test3. At least for x86. Powerpc support appeared in + 2.6.2, but for 32-bit userspace only. */ +#if (__LINUX_KERNEL_VERSION >= 132609 && defined __i386__) \ + || (__LINUX_KERNEL_VERSION >= 132610 && defined __powerpc__ \ + && !defined __powerpc64__) # define __ASSUME_FADVISE64_64_SYSCALL 1 #endif @@ -419,8 +424,9 @@ # define __ASSUME_BRK_PAGE_ROUNDED 1 #endif -/* Starting with version 2.6.9, the waitid system call is available. */ -#if __LINUX_KERNEL_VERSION >= 0x020609 +/* Starting with version 2.6.9, the waitid system call is available. + Except for powerpc and powerpc64. */ +#if __LINUX_KERNEL_VERSION >= 0x020609 && !defined __powerpc__ # define __ASSUME_WAITID_SYSCALL 1 #endif |