Re: OT: Which tool, and how, to get partial string from file?

[Kent West <westk@acu.edu>]

Kent West wrote:

> Stefan O'Rear wrote:
>
> > On Fri, Aug 20, 2004 at 09:46:52PM -0500, Kent West wrote:
> >  
> >
> > > How can I test to see if the word "tuber" is in the /etc/passwd 
> > > file, reliably, and take an action if it is, and take a different 
> > > action if it's not, in a bash shell script?
> > >   
> >
> >
> > if grep -q '\<tuber\>' /etc/passwd
> > then
> >   echo 'NOOOOOO! THERE ARE POTATOES IN MY PASSWORD! ABORT! ABORT!' | 
> > mail root
> > else
> >   echo "foo. Foo? passwords are clean..." | mail root
> > fi

How do I test to make sure the name is in two files? Like so?

if ( ! grep -q '\<tuber\>' /etc/passwd ) or ( ! grep -q '\<tuber\>' 
/etc/shadow )
then
 echo "Error: One or both files are missing 'tuber'" | mail root
 exit 1
fi

Thanks!

--
Kent