Re: using BFD to load and reloc a simple file

[David Daney <ddaney at avtrex dot com>]

thockin@hockin.org wrote:

> I'm not sure that I am doing what I want to do most effectively.  The end
> goal is a small self-contained executable with a few sections that will be
> located into memory at some system-specific addresses (which can not be
> known at build time).
>
> I've succeeded in making a static binary that works for a given fixed
> address.  Now I need to make it relocateable.  Linking with -r seems to
> give me the binary I want (though I am not sure it would catch
> unresolvable references anymore).
>
> Would I be better off using -pie or some other method?
You could take a look at the 2.6.x Linux kernel or the insmod program 
for kernel 2.4.x.  They both load and relocate elf objects and are GPL.

David Daney