Re: [LUG] shell script

[Theo Zourzouvillys <theo@xxxxxxxxxxxxxxxx>]

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On Monday 17 June 2002 11:10 pm, paul sutton wrote:
> #/bin/bash
> pwd > pwd1
> cd /opt/legacy-1.32beta4
> ./llxdoom
>
> echo exiting game
> cd < pwd1
>
> If I run in a console I get the message error (DISPLAY=[(NULL)])
> If I run in xterm it works,(as it uses the xdisplay)  how do I test if the
> user is running a console or xterm, and print say "please run in xterm" or
> something.  I have attempted this with the if to fi statements  see below
> .however I think my pwd > pwd1 is getting in the way (the idea is to save
> the current path to a file then when the game exits go back to the user
> home directory

you can test to see if the user is in an xterm easily enough like this:


#/bin/bash

if [ "$DISPLAY" ]; then
pwd > pwd1
cd /opt/legacy-1.32beta4
./llxdoom
echo exiting game
cd < pwd1
else
echo "Not in an xterm"
fi

~ Theo ?

- -- 

Theo Zourzouvillys
http://zozo.org.uk/

Your love life will be happy and harmonious.
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