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Date: Mon, 11 Jan 2010 04:09:00 -0000
From: Eli Zaretskii <eliz@gnu.org>
Subject: Re: [patch 00/15] PIE: Position Independent Executable support
In-reply-to: <20100110222637.GA3292@host0.dyn.jankratochvil.net>
To: Jan Kratochvil <jan.kratochvil@redhat.com>
Cc: tromey@redhat.com, gdb-patches@sourceware.org, jjohnstn@redhat.com
Reply-to: Eli Zaretskii <eliz@gnu.org>
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References: <20091109205633.GA19138@host0.dyn.jankratochvil.net> <m37htycnrd.fsf@fleche.redhat.com> <20100110202448.GL10482@host0.dyn.jankratochvil.net> <83k4vp8vos.fsf@gnu.org> <20100110222637.GA3292@host0.dyn.jankratochvil.net>
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> Date: Sun, 10 Jan 2010 23:26:37 +0100
> From: Jan Kratochvil <jan.kratochvil@redhat.com>
> Cc: tromey@redhat.com, gdb-patches@sourceware.org, jjohnstn@redhat.com
> 
> > Also, by "such libraries must first support their execution", do you
> > mean the libraries should support PIE programs?  If so, I think saying
> > that would make this a lot clearer.
> 
> No...
> 	$ /lib64/libc.so.6 
> 	GNU C Library stable release version 2.11.1, by Roland McGrath et al.
> 	[...]
> vs.
> 	$ /lib64/libz.so.1
> 	Segmentation fault
> 
> One can debug now the former but debugging the latter is not much productive.
> 
> A more clear wording is welcome, I tried.

"although for that, it should be possible to run such libraries as an
executable program", I think.