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I have a bash script that launches another problem. I need to run that program under a certain user account. The script itself is run using 'sudo <scriptname>'.

#!/bin/bash
myprogram=...
exec...

Thanks. I think I've got it now.

:)

How can a non-empty variable evaluate to 'true' _and_ a variable containing, say, the value '1' evaluate to 'false'?

Ah, ok... Is that because the non-empty string is evaluated as 'true', or does it mean that non-zero will be evaluated as 'false'?

I came across something that said that function return values are...

Thank you both. However, the results aren't what I'd expect.

Inside function testfunc()
testfunc() returned true


Shouldn't I be seeing 'false' by returning 0 from the function?

Hi,

I'm very new to bash scripting and Linux in general. I'm running Ubuntu Server 10.04 and trying to write a bash script to launch a program. In doing so, I've come across a couple of things...