bug#23529: Request for fixing randomize_va_space build issues

[Clément Pit--Claudel]

On 2016-09-11 22:30, Eli Zaretskii wrote:
>> From: Philippe Vaucher <philippe.vaucher@gmail.com>
>> Date: Sun, 11 Sep 2016 21:32:51 +0200
>> Cc: Paul Eggert <eggert@cs.ucla.edu>, Philipp Stephani 
>> <p.stephani2@gmail.com>, 23529@debbugs.gnu.org
>>
>>>>     What about disabling randomization for the temacs run?
>>>>
>>>> That is yet another low-level thing to configure, and to get right in new 
>>>> ports.
>>>
>>> We already have that in Emacs, don't we?
>>
>> That is exactly why I made the bug report 23529!
>>
>> Because Emacs does stuffs at build time that requires "high"
>> privileges (like the personality() syscall), one cannot build Emacs in
>> various restricted environments.
>>
>> Disabling randomization is exactly what we should get rid of, at least
>> at build time.
> 
> Isn't it the other way around: the first priority is to enable
> randomization and all the other modern techniques for running the
> dumped Emacs?

I think we want to be able to build the full Emacs in a container; that is 
without needing, at any point in the process, to disable randomization.  If I 
understand correctly, this means that even the process of dumping Emacs cannot 
involve disabling randomization.

Clément.

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