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authorjoseph <joseph@7b3dc134-2b1b-0410-93df-9e9f96275f8d>2013-06-04 15:50:35 +0000
committerjoseph <joseph@7b3dc134-2b1b-0410-93df-9e9f96275f8d>2013-06-04 15:50:35 +0000
commitb31cca09051a433bcaafa91a4502292880a009fa (patch)
treecab1783b9d948e56f96315780992d34cb4dab11e /libc/ports/sysdeps
parent9a16a25db0b5f0702b53197bdbe5e19a193658ae (diff)
Merge changes between r22664 and r23218 from /fsf/glibc-2_17-branch.
git-svn-id: svn://svn.eglibc.org/branches/eglibc-2_17@23219 7b3dc134-2b1b-0410-93df-9e9f96275f8d
Diffstat (limited to 'libc/ports/sysdeps')
-rw-r--r--libc/ports/sysdeps/unix/sysv/linux/arm/dl-cache.h11
-rw-r--r--libc/ports/sysdeps/unix/sysv/linux/arm/readelflib.c8
2 files changed, 15 insertions, 4 deletions
diff --git a/libc/ports/sysdeps/unix/sysv/linux/arm/dl-cache.h b/libc/ports/sysdeps/unix/sysv/linux/arm/dl-cache.h
index 525caa2cb..504fecab5 100644
--- a/libc/ports/sysdeps/unix/sysv/linux/arm/dl-cache.h
+++ b/libc/ports/sysdeps/unix/sysv/linux/arm/dl-cache.h
@@ -1,5 +1,5 @@
/* Support for reading /etc/ld.so.cache files written by Linux ldconfig.
- Copyright (C) 2003-2012 Free Software Foundation, Inc.
+ Copyright (C) 2003-2013 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
@@ -18,12 +18,17 @@
#include <ldconfig.h>
+/* In order to support the transition from unmarked objects
+ to marked objects we must treat unmarked objects as
+ compatible with either FLAG_ARM_LIBHF or FLAG_ARM_LIBSF. */
#ifdef __ARM_PCS_VFP
# define _dl_cache_check_flags(flags) \
- ((flags) == (FLAG_ARM_LIBHF | FLAG_ELF_LIBC6))
+ ((flags) == (FLAG_ARM_LIBHF | FLAG_ELF_LIBC6) \
+ || (flags) == FLAG_ELF_LIBC6)
#else
# define _dl_cache_check_flags(flags) \
- ((flags) == FLAG_ELF_LIBC6)
+ ((flags) == (FLAG_ARM_LIBSF | FLAG_ELF_LIBC6) \
+ || (flags) == FLAG_ELF_LIBC6)
#endif
#include_next <dl-cache.h>
diff --git a/libc/ports/sysdeps/unix/sysv/linux/arm/readelflib.c b/libc/ports/sysdeps/unix/sysv/linux/arm/readelflib.c
index e767f9e78..3efb6134c 100644
--- a/libc/ports/sysdeps/unix/sysv/linux/arm/readelflib.c
+++ b/libc/ports/sysdeps/unix/sysv/linux/arm/readelflib.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1999-2012 Free Software Foundation, Inc.
+/* Copyright (C) 1999-2013 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Andreas Jaeger <aj@suse.de>, 1999 and
Jakub Jelinek <jakub@redhat.com>, 1999.
@@ -46,6 +46,12 @@ process_elf_file (const char *file_name, const char *lib, int *flag,
if (elf32_header->e_flags & EF_ARM_ABI_FLOAT_HARD)
*flag = FLAG_ARM_LIBHF|FLAG_ELF_LIBC6;
else if (elf32_header->e_flags & EF_ARM_ABI_FLOAT_SOFT)
+ *flag = FLAG_ARM_LIBSF|FLAG_ELF_LIBC6;
+ else
+ /* We must assume the unmarked objects are compatible
+ with all ABI variants. Such objects may have been
+ generated in a transitional period when the ABI
+ tags were not added to all objects. */
*flag = FLAG_ELF_LIBC6;
}
}