[patch] init_array/fini_array support

[Joseph S. Myers]

On Tue, 31 Jan 2006, Joseph S. Myers wrote:

> On Mon, 30 Jan 2006, Peter S. Mazinger wrote:
> 
> > Would it be possible to add __libc_csu_init/fini to libc.so, or is it too 
> > late/early? Is there a specific reason to have it in nonshared.a 
> > (we don't have to mimic glibc for this) ? Does each binary have to have 
> > it's own copy of it?
> 
> The linker defines the symbols such as __init_array_start as hidden 
> symbols in the executable, so I don't think using them from libc.so will 
> work.

I can now confirm after testing that putting these functions in libc.so 
definitely doesn't work.  (The references to __init_array_start etc. need 
to be weak simply to get libc to link.)

-- 
Joseph S. Myers
joseph at codesourcery.com