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Date:	Mon, 17 Jan 2011 15:34:40 -0600
From:	Jeremy Bopp <jeremy AT bopp DOT net>
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Subject:	Re: Invoking GUI programs over SSH
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On 1/17/2011 3:20 PM, David Antliff wrote:
> Hello,
> 
> I've found this thread so far: http://cygwin.com/ml/cygwin/2010-07/msg00006.html
> It's related to what I am trying to do, but I'd like to get
> confirmation that what I am attempting is impossible, or not.
> 
> Essentially I have a seemingly command-line based FPGA synthesis tool
> (a "compiler" if you prefer) called "Synplify Pro". Unfortunately it
> is not truly command-line, but does some sort of GUI-related
> operations even though it shows no actual GUI (except sometimes a
> splash screen). This means that although I can run it from a local
> bash instance, and it will run, I don't seem to be able to run it from
> an SSH session.
> 
> Copyright (c) 1991-2010 Lattice Semiconductor Corporation,  All rights reserved.
> Failed to get 'Config' context string of ispLever System
> Failed to get 'Root' context string of ispLever System
> 
> The reason I want to do this is because I'm using the Hudson
> Continuous Integration server to create a cluster of build machines.
> Hudson uses SSH to connect to Slave nodes and run processes. A build
> using Synplify Pro will work on the 'master' node, but does not work
> on any Slave node because of the above error. I believe it needs
> access to GUI services to run correctly.
> 
> I noticed when I run Windows apps such as notepad.exe or calc.exe over
> SSH that they start up, no GUI appears, but as far as I can tell they
> remain running.
> 
> Note that I do not want the GUI to appear on the remote computer - I
> understand that is an entirely different proposition and I'm not
> interested in this. I just want the program to think it can open the
> GUI and not abort with an error message.
> 
> Does anyone know of any 'trick' to enable a GUI program to work via
> SSH please? I'm using Cygwin 1.7.5 on Windows XP SP3 32bit.

Perhaps you could use the editrights program to add the
SeInteractiveLogonRight for the user running the ssh service and
effectively get access to the main desktop that way.

-Jeremy

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