Tony Molloy wrote:
> On Wednesday 15 August 2012 19:46:42 Les Mikesell wrote:
>> On Wed, Aug 15, 2012 at 1:26 PM, Tony Molloy <tony.molloy@xxxxx>
> wrote:
>> >> ]$ cat testcentoslist | egrep ^m.*:.*:.*:850:
>> >> m9718308:pw:9301:850: Lynch :/home/pgstud/m9718508:/bin/bash
>> >
>> > Exactly what I needed. I'll just drop the cat as a later poster
>> > pointed out.
>>
>> sed -n -e '/pattern/p' can match anything grep would do and might
>> be even more useful if you want substitutions for subsequent use.
>> And of course perl can do anything sed can do, and then some...
>>
>
> True true, and of course C could do anything and everything ;-)
>
> But all I need is a simple script which will be run once a year to
> remove the graduated students from the password file.
>
Ah, but are you sure they're not just dropped out for a term, or about to
become indentured servants, er, grad students? In that case, maybe just
change their login shell to /bin/noLogin
mark
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