On 02/27/2017 01:14 PM, Gene Heskett wrote:
> On Monday 27 February 2017 11:42:53 Sebastian Kuzminsky wrote:
>
>> On 02/27/2017 09:35 AM, Gene Heskett wrote:
>>> And, I just checked, formatted the .list file entry according to the
>>> wheezy entries at http://buildbot.linuxcnc.org/ and there is not an
>>> entry in the repos to match a wheezy i386 install, which this is
>>> because yonks ago, when I installed wheezy, lcnc didn't run on 64
>>> bit installs, so I've been running an i386 install, with whichever
>>> kernel had an actually works PAE, without which I'm a gigabyte into
>>> swap in just a few hours.  The error message from apt-get update is:
>>>
>>> W: Failed to fetch http://linuxcnc.org/dists/wheezy/Release  Unable
>>> to find expected entry '2.7-rtpreempt/binary-i386/Packages' in
>>> Release file (Wrong sources.list entry or malformed file)
>>
>> Unfortunately the apt sources for the buildbot and for the main
>> archive at www.linuxcnc.org use slightly different URLs.
>>
>> The "2.7-rtpreempt" component you're using is for the buildbot, not
>> for www.linuxcnc.org.
>>
>> The matching component on www.linuxcnc.org is "2.7-uspace".  The apt
>> source line should look like this:
>>
>> deb http://linuxcnc.org/ wheezy base 2.7-uspace
>>
> And that, Seb, while not identical to what I did have, offers me the
> exact same thing that is currently installed. No 2.8-pre whatever in
> sight. Which is whats running on the other 3 real machines.

The apt-get error message you quoted above shows that you're looking for 
a component called "2.7-rtpreempt" at "http://linuxcnc.org";.

I'm guessing you have a line in your apt source that looks like this:

        deb http://linuxcnc.org/ wheezy 2.7-rtpreempt

That's not going to work, since there is no component named 
"2.7-rtpreempt" in the main linuxcnc.org package archive.

I now think you want the not-yet-released "2.8-pre" version.  This 
version is not available from www.linuxcnc.org (since it's not released 
yet) but it is available from the buildbot.  You just have to add an 
apt-source line exactly like it says on the buildbot front page:

        deb http://buildbot.linuxcnc.org/ wheezy master-sim


It's maybe confusing that this is called "-sim" instead of "-uspace", I 
tried (probably poorly) to clear up that confusion in the description:

> Wheezy (uspace: realtime with RT-Preempt, and simulation)
> architectures: amd64, armhf, i386


-- 
Sebastian Kuzminsky

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