[Vm-dev] Pi vm builds need a priority checker applet

Fabio Niephaus lists at fniephaus.com
Wed Aug 17 22:34:07 UTC 2016

On Thu, Aug 18, 2016 at 12:17 AM tim Rowledge <tim at rowledge.org> wrote:

> A persistent problem with the PI vm is that users of xrdp need to wrap the
> start-up in ‘sudo -E’ because.. well, never mind, unix is just plain
> stupid. Whatever the issue, we can test for the problem of needing to use
> sudo by running a trivial test program in the shell script; all it does is
> try changing a thread priority and returns whether it worked or not.

Just to make sure: it is not enough to create a squeak.conf as describe at
[1] and reboot?
Could you please give [2] a try on a raspi? Feedback is more than welcome
as we are about to release Squeak 5.1 very soon.


[1] https://github.com/OpenSmalltalk/opensmalltalk-vm/releases#linux

> So far as I know this is only an issue on the Pi but then I don’t use an
> x86 linux machine. I’d imagine any machine with an older kernel might need
> the check too but others will have to say. If it is of use to general linux
> machines then it is pretty obvious that we should put the source in
> platforms/unix/vm and add the build to the general make process. It if is
> really only a Pi issue then maybe someone has a strong view on having the
> source/build elsewhere. Any thoughts?
> tim
> --
> tim Rowledge; tim at rowledge.org; http://www.rowledge.org/tim
> Strange OpCodes: SDP: Search and Destroy Pointer
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