[colug-432] Podcast script

[Bill Baker]

That's what I thought, but I don't know how to use awk and sed very
well.

On Mon, 2010-03-29 at 11:35 -0400, Stephen P. Potter wrote:
> Use awk or sed to grab just the part you want. 
> 
> Bill Baker <bill_chris at earthlink.net> wrote:
> 
> >I'm trying to write a script that downloads a web page that has the URL
> >for a podcast on it, searches for the URL (which ends with .m4v) and
> >downloads it to my Desktop.  Here's what I have so far:
> >
> >---------------
> >#!/bin/bash
> >wget --no-cache http://podcasturl/podcast.xml
> >url=`grep .m4v podcast.xml`
> >wget $url -O ~/Desktop
> >rm podcast.xml
> >---------------
> >
> >I know that in the third line grep doesn't work because it returns the
> >whole line, not just the URL.  Is there anything else I can use to get
> >it to return just the URL?
> >
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