secureplt breaks ld on Alpha Linux
Richard Henderson
rth@twiddle.net
Mon Sep 1 18:00:00 GMT 2014
On 09/01/2014 08:09 AM, Mikulas Patocka wrote:
> So, what exactly should be done? Can we hack ld so that if filename is
> "libots.so", lazy binding for symbols in this library is turned off
> automatically?
Not hack ld.so.
Modify the libots.so binary such that _OtsZero is STT_NOTYPE. The linker will
not create a plt entry unless the symbol is STT_FUNC.
I see that most of the _Ots symbols are already NOTYPE. I wonder if this is
intentional and _OtsZero just got forgotten, or if it's a happy oversight in
that they forgot to annotate them entirely.
r~
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