[Discuss] Bash script help

[John Blomfield]

Ooops some corrections!

On 03/01/2014 12:13 PM, John Blomfield wrote:
> I want to test that my Android device is connected to my PC usb before 
> doing other stuff on the ADT sdk in the script ...............
>
> ................
> adb devices
>
> #results in
> List of devices attached
> 3230ce87e28a70b9        device
> # if its connect or
> List of devices attached
>
> # an empty list if its not if I run
>
> adb devices | grep 3230ce87e28a70b9
>
> # I get
> 3230ce87e28a70b9        device
>
> #How do I extract the number 3230ce87e28a70b9 as a variable $DEVICENUM 
> so I can test it in an "if" statement e.g.
>
> if [ 3230ce87e28a70b9 = $DEVICENUM ] ; then ......................more 
> stuff
>
> Thanks John
>
>
>


-- 
John Blomfield
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Old John B's Linux Notes http://www.oldjohnbslinux.wordpress.com