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Re: `exec shield' test in configure too strict?


From: Miles Bader
Subject: Re: `exec shield' test in configure too strict?
Date: Mon, 4 Oct 2004 17:20:31 -0400
User-agent: Mutt/1.3.28i

On Mon, Oct 04, 2004 at 05:04:26PM +0200, Jan D. wrote:
> >and so emacs refuses to configure -- but if disable this test by doing:
> >
> >   $ make ac_cv_file__proc_sys_kernel_exec_shield=no
> >
> >Then Emacs configures and dumps just fine, despite not using `setarch'.
> 
> Does that machine have a /proc/sys/kernel/exec-shield-randomize file?

Yes:

   $ cat /proc/sys/kernel/exec-shield-randomize
   1

> It is the random start address of the heap that makes dumping fail.

Er... don't ask me, I just know it seems to work...

-Miles
-- 
"Most attacks seem to take place at night, during a rainstorm, uphill,
 where four map sheets join."   -- Anon. British Officer in WW I




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