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7c22c7ec9a
* elf/dl-sysdep.c: Undefine ROUND after use. * sysdeps/generic/ldsodefs.h [HAVE_DL_DISCOVER_OSVERSION] (struct rtld_global_ro): Add _dl_tls_get_addr_soft element. * elf/rtld.c (rtld_global_ro): Initialize _dl_discover_osversion. * sysdeps/unix/sysv/linux/dl-osinfo.h: Move _dl_discover_osversion to ... * sysdeps/unix/sysv/linux/dl-sysdep.c: ...here. * sysdeps/unix/sysv/linux/dl-sysdep.h: Declare _dl_discover_osversion if necessary. * sysdeps/unix/sysv/linux/sysconf.c: Handle _SC_ARG_MAX here.
37 lines
1.5 KiB
C
37 lines
1.5 KiB
C
/* System-specific settings for dynamic linker code. Linux version.
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Copyright (C) 2005, 2008 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 Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the 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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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#include_next <dl-sysdep.h>
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/* On many architectures the kernel provides a virtual DSO and gives
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AT_SYSINFO_EHDR to point us to it. As this is introduced for new
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machines, we should look at it for unwind information even if
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we aren't making direct use of it. So enable this across the board. */
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#define NEED_DL_SYSINFO_DSO 1
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/* The _dl_discover_osversion function is so far only needed in sysconf
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to check for kernels later than 2.6.23. */
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#if !defined ASSEMBLER && __LINUX_KERNEL_VERSION < 0x020617
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/* Get version of the OS. */
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extern int _dl_discover_osversion (void) attribute_hidden;
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# define HAVE_DL_DISCOVER_OSVERSION 1
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#endif
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