Adding to the front of a line
matthew.flaschen at gatech.edu
Tue Jan 20 00:17:33 UTC 2009
Ray Parrish wrote:
> I've downloaded a text file of the new sites to block to avoid the
> conficker worm that is currently infecting Windows users, and would like
> to send it to my Windows using friends and family. However the file
> unfortunately has only the host names, one per line. I would like to add
> the 127.0.0.1 and a space to the front of each line in the file before I
> send it out, so all they have to do is copy and paste it's contents to
> the end of their hosts files.
There are many ways. Here's one:
while read site; do
echo "$site 127.0.0.1"
done < sites.txt > output_file.txt
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