Bug#972346: sagemath-common: Sagemath does not work with Cantor, sage-env binary is needed

[Jan Kriho]

Thank you for the detailed analysis.

On Fri, 16 Oct 2020 12:25:53 -0400 John Scott <jscott at posteo.net> wrote:
> On Friday, October 16, 2020 11:29:14 AM EDT Jan Kriho wrote:
> > The launcher scripts is dependent on sage-env binary which sets env for
> > executing further commands
> Note that even if sage-env were to be available, I don't think Cantor would be
> able to find it. It appears to invoke `sage --root` to figure out where to look,
> but the output is empty.

I see, so the sage-env binary won't be called anyway.

> Cantor could be doing things in a more clean way regardless though. Instead of
> fiddling with $SAGE_ROOT in a shell script, it could use the one-liner
> sage --ipython3 -i --simple-prompt
>
> or use /usr/bin/sage --sh for the shebang in the script and call sage-ipython

This actually looks like a way better option. I have made a quick test
with it, and it looks like it works like it's supposed to. Should the
bug be reassigned to Cantor upstream?