Re: [SLUG] easiest way to check if a .deb is installed?

[Sonia Hamilton <sonia@xxxxxxxxxxxx>]

* Michael Chesterton <chesty@xxxxxxxxxxxxxxxx> [2008-06-07 18:01:05 +1000]:
>> What's the easiest accurate way to check if a .deb has been installed
>> on a system, from a script?
>>
>> At the moment I'm using `dpkg -l | grep ...`, which is messy.
>>
>
> root@booboo:~# dpkg -s bash >/dev/null 2>&1 && echo installed
> installed
> root@booboo:~# dpkg -s basha >/dev/null 2>&1 && echo installed

Thanks Lindsay & Michael. Sonia.

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