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authorUlrich Drepper <drepper@redhat.com>2008-03-08 07:35:10 +0000
committerUlrich Drepper <drepper@redhat.com>2008-03-08 07:35:10 +0000
commit7c22c7ec9a8170f3d1006ddf21d74cd9d2316332 (patch)
treefba9543f411d48001c40e81cd32b0ed44c0d5928 /sysdeps/unix/sysv/linux/dl-sysdep.h
parent93025f9373f4efde62aab31aa03c4744fd3bed62 (diff)
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[BZ #5786]
	* 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.
Diffstat (limited to 'sysdeps/unix/sysv/linux/dl-sysdep.h')
-rw-r--r--sysdeps/unix/sysv/linux/dl-sysdep.h11
1 files changed, 10 insertions, 1 deletions
diff --git a/sysdeps/unix/sysv/linux/dl-sysdep.h b/sysdeps/unix/sysv/linux/dl-sysdep.h
index becfc8df3f..0371fe87a1 100644
--- a/sysdeps/unix/sysv/linux/dl-sysdep.h
+++ b/sysdeps/unix/sysv/linux/dl-sysdep.h
@@ -1,5 +1,5 @@
 /* System-specific settings for dynamic linker code.  Linux version.
-   Copyright (C) 2005 Free Software Foundation, Inc.
+   Copyright (C) 2005, 2008 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
@@ -25,3 +25,12 @@
    we aren't making direct use of it.  So enable this across the board.  */
 
 #define NEED_DL_SYSINFO_DSO	1
+
+
+/* The _dl_discover_osversion function is so far only needed in sysconf
+   to check for kernels later than 2.6.23.  */
+#if !defined ASSEMBLER && __LINUX_KERNEL_VERSION < 0x020617
+/* Get version of the OS.  */
+extern int _dl_discover_osversion (void) attribute_hidden;
+# define HAVE_DL_DISCOVER_OSVERSION	1
+#endif