> In the process of testing jfricas I tried to use the fricas script
> which I never use. I usually use directly FRICASsys.

You certainly know that calling "fricas -nosman" is equivalent to
calling FRICASsys directly, but with the right environment variables
(FRICAS) set.

> But to properly start FriCAS and not having an error message 'X cannot
> be found' I tried to use 'fricas' with the good option, i.e. just in a
> terminal here.

> Following is a result of a sample session:

> Unknown option: --nox

Come on, you should know that AXIOM was invented before they started the
convention that only single letter options should have just one dash.

It's "-nox" and not "--nox".

But be careful. If you want to use it in connection with jfricas, Kurt
realized that it will hang when you try to draw something. Honestly, I
haven't actually tested this situation.

And unfortuately, if you want to use "fricas -nosman" instead, that is
something that did not work on my computer. As you see in
fricaskernel.py, for me it worked with

    pid = Popen(['gnome-terminal', '--title=jfricas', '--'] +
                ['fricas','-nosman','-eval',prereq,'-eval',start])


If it works on your side without putting the first list (gnome-terminal)
in front, I would be happy to learn about your setup.

> As a suggestion, what about adding '--help' option and eventually
> '--version' option?

Yes, I'll prepare a pull request for it. Or are you quicker?

> Additionally, I wonder why the error message is always:
> 
> To use a specific workspace use, e.g.: fricas -ws YourWrongOption.
> Goodbye

I also don't know. Nobody has complained up to now. ;-)

> What about returning:
> Unrecognized option '********'
> Try 'fricas -h' or 'WhateverYouWant' for more information.

Right.

Ralf

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