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| author | Ulrich Drepper <drepper@redhat.com> | 2005-12-18 06:58:22 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2005-12-18 06:58:22 +0000 |
| commit | 827b70873b41363c864fb65e99829204595d0f85 (patch) | |
| tree | 5d2e3811b6b0da44f18a7c8920dffdc524e3cd66 /elf/Versions | |
| parent | 8292f6fc71a60e92a23be053c500f504c6802c54 (diff) | |
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* elf/Versions [GLIBC_PRIVATE]: Export __pointer_chk_guard if defined.
* elf/rtld.c: Define __pointer_chk_guard_local and if necessary
__pointer_chk_guard.
(_rtld_global_ro): Initialize _dl_pointer_guard.
(dl_main): Initialize __pointer_chk_guard_local and either
__pointer_chk_guard or TLS value if necessary.
(process_envvars): Recognize and handle LD_POINTER_GUARD.
* sysdeps/generic/ldsodefs.h (rtld_global_ro): Add _dl_pointer_guard.
* sysdeps/i386/__longjmp.S: Use PTR_DEMANGLE for PC if defined.
* sysdeps/x86_64/__longjmp.S: Likewise.
* sysdeps/i386/bsd-_setjmp.S: Use PTR_MANGLE for PC if defined.
* sysdeps/i386/bsd-_setjmp.S: Likewise.
* sysdeps/i386/setjmp.S: Likewise.
[IS_IN_rtld]: Avoid call to __sigjmp_save.
* sysdeps/i386/setjmp.S: Likewise.
* sysdeps/unix/sysv/linux/i386/sysdep.h: Define PTR_MANGLE and
PTR_DEMANGLE.
* sysdeps/unix/sysv/linux/x86_64/sysdep.h: Likewise.
* sysdeps/i386/elf/setjmp.S: Removed.
* sysdeps/i386/elf/bsd-setjmp.S: Removed.
Diffstat (limited to 'elf/Versions')
| -rw-r--r-- | elf/Versions | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/elf/Versions b/elf/Versions index 9c53f1615e..87e27c5a7a 100644 --- a/elf/Versions +++ b/elf/Versions @@ -60,5 +60,7 @@ ld { _dl_make_stack_executable; # Only here for gdb while a better method is developed. _dl_debug_state; + # Pointer protection. + __pointer_chk_guard; } } |