Re: [PATCH] Limited export of dynamic syms (elf32)

["H . J . Lu" <hjl at lucon dot org>]

On Fri, Aug 17, 2001 at 08:26:57AM +0200, Eirik Byrkjeflot Anonsen wrote:
> I implemented it because I could not figure out how to avoid
> exporting all symbols from an executable with binutils
> 2.9.5.0.37 (debian stable).  I can maintain that version
> internally in Opera until we all got working symbol versioning
> (with executables) on all platforms.
> 
> Incidentally, I'm not sure that it is obvious that symbol versioning
> actually can be used to "unexport" symbols.  I overlooked it completely

I think you may use symbol versioning to "unexport" symbols on all ELF
targets even if ld.so on those targets don't support symbol versioning.
But I never tried it.


H.J.