[CentOS] Slightly OT: check creation of a group

Geoff Galitz geoff at galitz.org
Mon Mar 1 16:12:15 UTC 2010

> Apparently I can't seem to "negate" the test, e. g. something like
> if !(grep medintux /etc/group)
> Any suggestions for the correct syntax here ?

I'd do it like this:

grep medintux /etc/group
if [ $? != 0 ]; then
  echo "Group not found"

Geoff Galitz
Blankenheim NRW, Germany

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