DOS programs under "screen"

[William Sutton]

I suppose you could always use the 'clear' command instead of cls.  If you 
need cls specifically, you can alias it to clear.

>From the edit point of view, is this something you could accomplish with 
another command-line editor (say vim)?

William Sutton

On Wed, 8 Apr 2009, James Calfee wrote:

> We need to run a DOS program as a service.  The program provides
> valuable information in the DOS window in an interactive ASCII color
> interface but does not provide any method to connect to this interface
> if started as a service.
>
> One solution is to run this program under screen.  Unfortunately, this
> will not work until I can get these things resolved:
>
> * DOS "cls" command does not work under screen
> * DOS "edit" program does not work under screen
>
> Does anyone know how to get these things working under Cygwin's screen?
>
> Steps to produce:
>
> Open a DOS window (start, run, cmd) or open Cygwin
> Run something like this> c:\cygwin\bin\screen cmd
> Or just> screen cmd
> ... Dos text and a prompt should come up ..
> Type> cls
>
> The command is echoed back but the console does not clear.
>
> Running 'edit' does basically the same thing too.  Instead of seeing
> edit's blue interface, the command is echoed and the console hangs.
> Pressing Ctrl+C will terminate screen's session.
>
> These test do not use ANSI.sys (see absence of this device in
> /cygdrive/c/CONFIG.SYS).. The 'edit' program works just fine without it.
> Maybe screen can manage without it too.
>
> Any help is appreciated.
>
> Thanks,
> jc
>
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