Your shell is intrepreting $.  Make it literal by wrapping it in single
quotes.
grep -v '$'

Craig White spoke forth with the blessed manuscript:
> On Wed, 2005-02-02 at 11:32 -0700, Joseph Toon wrote:
> > On Wednesday 02 February 2005 11:22 am, Craig White wrote:
> > > How would I delete the lines that have a '$' in them denoting a machine
> > > account?
> > 
> > Use the grep invert match switch:
> > 
> > getent passwd | awk -F: '$3 > 499 { print $1 }' | grep -v $ > users
> > 
> ---
> seems logical (and too simple...I was trying infinitely more complex awk
> stuff)...
> 
> [root@mail scripts]# getent passwd | awk -F: '$3 > 499 && $3 < 10000 \
> { print $1 }'|grep -v $ > /root/scripts/users
> [root@mail scripts]# cat users
> [root@mail scripts]#
> 
> ends up with empty file - methinks grep doesn't like searching for $ but
> no difference with "$" either...
> 
> Craig
> 
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