RFC: [PATCH] ELF: Don't require section header on ELF objects

[Michael Matz]

Hello,

On Tue, 10 Mar 2020, Alan Modra wrote:

> On Mon, Mar 09, 2020 at 11:24:44PM +1030, Kaylee Blake wrote:
> > On 9/3/20 6:43 pm, Florian Weimer wrote:
> > > In my opinion, it should NOT be possible to link against objects
> > > without section headers.  Lack of section headers clearly marks the
> > > object as a run-time only object.  This is useful if you want to
> > > prevent developers to create DT_NEEDED dependencies on internal
> > > libraries, for example.
> 
> I agree.

Me as well, as much as I like the cute hack of reconstructing the linking 
view from only the executable view.  (We probably could make everything 
work with some additional constraints that give us some guarantees, but I 
don't think that's in the spirit of ELF).


Ciao,
Michael.