[Coco] break command in OS9/NitrOS9

[Bob Devries]

Curtis, you said:

> CLEAR key, you can try going to another shell and using DISPLAY 1b 21 >/w#

Thanks, I'll try that. I seem to remember that I have done that in the past 
also. Thanks for the memory refresh.

Regards, Bob Devries

--
Besides a mathematical inclination, an exceptionally good mastery of one's 
native tongue is the most vital asset of a competent programmer.

Edsger W.Dijkstra, 18 June 1975

----- Original Message ----- 
From: "L. Curtis Boyle" <curtisboyle at sasktel.net>
To: "CoCoList for Color Computer Enthusiasts" <coco at maltedmedia.com>
Sent: Saturday, January 16, 2010 4:54 PM
Subject: Re: [Coco] break command in OS9/NitrOS9


> On Fri, 15 Jan 2010 21:32:41 -0600, Bob Devries <devries.bob at gmail.com> 
> wrote:
>
>> Gene, you said:
>>
>>> There is "kill process number".  Do a procs to see which one you want to
>>> kill, and use its number.  I don't think this is a chr$(3) though, so it
>>> might not be what you want.
>>
>> The standard OS9 "kill" command sends a kill signal to the process. I 
>> want to send a break.
>>
>> I'll explain why.
>>
>> At the moment I've been helping Wayne trying to set up a Basic09 
>> programme to create multiple windows on the same screen. Occasionally, I 
>> do something wrong, and I lose the ability to "CLEAR" to the Basic09 
>> screen, and all I can do is kill the Basic09 Process, which gives me 
>> back the ability to "CLEAR" to the Basic09 screen, but unfortunately, 
>> Basic09 has stopped, and I'm at the command line on that screen. If I 
>> could just send a BREAK, then I would hope that Basic09 would just quit 
>> the programme that is running and return to it's own command prompt. 
>> That's the theory, anyhow.
>>
>> Regards, Bob Devries
>>
>
> If you are trying to get a window that has "disappeared" when using the 
> CLEAR key, you can try going to another shell and using DISPLAY 1b 21 >/w#
> where # is the window # that you know that BASIC09 is running on. I used 
> to do this in earlier versions of Nitros9 (2.01 an earlier); don't know if 
> it still works in the 3.x series... but it might be worth a try.
>
>
> -- 
> L. Curtis Boyle
>
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