[Rock-dev] Debian armel chroot: ruby segfault in /base/orogen/std

[Thomas Roehr]

On 01/23/2014 05:41 PM, Martin Zenzes wrote:
> On 01/23/2014 04:08 PM, Janosch Machowinski wrote:
>> Uhm
>> chrooting in an ARM debian should not work at all.
>> I am confused that it actually does not instantaneously
>> crash. As you are giving ARM instructions to an X64
>> CPU...
>> Greetings
>>     Janosch
> Well, modern software is a miracale, indeed. This works using "qemu
> user emulation" and "binfmt-support", where the system detects
> non-native bytecode and executes it using qemu-handlers. Not fast, but
> flexible. I basically bootstrap into a dir [1] as usual and provide
> the qemu-handler inside the chroot. Then I can chroot-into like it is
> a native bootstrap. Works, kind of ;-) One has to keep the limitations
> of chroot and qemu in mind, though. For the curious, I attached my
> work-in-progress notes...
>
> [1] https://wiki.debian.org/EmDebian/CrossDebootstrap
>
>
Maybe you just extend this one (check bottom section) :
http://rock.opendfki.de/wiki/WikiStart/Toolchain/XcompiledRTT

Best
Thomas

-- 
Thomas Röhr (M.Sc.)
Space Robotics

Besuchsadresse der Nebengeschäftstelle:
 DFKI GmbH
 Robotics Innovation Center
 Robert-Hooke-Straße 5
 28359 Bremen, Germany
 
 Postadresse der Hauptgeschäftsstelle Standort Bremen:
 DFKI GmbH
 Robotics Innovation Center
 Robert-Hooke-Straße 1
 28359 Bremen, Germany
 
 Tel.:     +49 421 178 45-4151
 Zentrale: +49 421 178 45-0
 Fax:      +49 421 178 45-4150 (Faxe bitte namentlich kennzeichnen)
 E-Mail:   thomas.roehr at dfki.de
 
 Weitere Informationen: http://www.dfki.de/robotik
 -----------------------------------------------------------------------
 Deutsches Forschungszentrum fuer Kuenstliche Intelligenz GmbH
 Firmensitz: Trippstadter Straße 122, D-67663 Kaiserslautern
 Geschaeftsfuehrung: Prof. Dr. Dr. h.c. mult. Wolfgang Wahlster 
 (Vorsitzender) Dr. Walter Olthoff
 Vorsitzender des Aufsichtsrats: Prof. Dr. h.c. Hans A. Aukes
 Amtsgericht Kaiserslautern, HRB 2313
 Sitz der Gesellschaft: Kaiserslautern (HRB 2313)
 USt-Id.Nr.:    DE 148646973
 Steuernummer:  19/673/0060/3 
 -----------------------------------------------------------------------

-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://www.dfki.de/pipermail/rock-dev/attachments/20140123/7eca60ab/attachment.htm