On Sun, Dec 21, 2025 at 10:39:29AM +0100, Didier Kryn wrote:
> Le 20/12/2025 à 16:31, Peter via Dng a écrit :
> > if [ findmnt -nrS UUID=$workingVolume ]; then
> > echo "$workingVolume is not mounted"
> > else
> > echo "$workingVolume is mounted"
> > fi
>
>     You should note that, for the shell, true==0 and false==1.
>
>     This is because the condition is usually tested on command return codes
> with true meaning success.

Actually just remove the brackets:
     if findmnt -nrS UUID=$workingVolume ; then

You don't want to test it as an expression, but you want to capture
the success or failure of the command.

Ralph.

>
> --     Didier
>
>
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