well, blew it... sed or perl q again.

Gary Kline kline at thought.org
Tue Dec 30 20:51:37 UTC 2008


On Tue, Dec 30, 2008 at 09:16:23PM +0100, Roland Smith wrote:
> On Tue, Dec 30, 2008 at 11:31:14AM -0800, Gary Kline wrote:
> > 	The problem is that there are many, _many_ embedded 
> > 	"<A HREF="http://whatever> Site</A> in my hundreds, or
> > 	thousands, or files.  I only want to delete the
> > 	"http://<junkfoo.com>" lines, _not_ the other Href links.
> > 
> > 	Which would be best to use, given that a backup is critical?
> > 	sed or perl?
> 
> IMHO, perl with the -i option to do in-place editing with backups. You
> could also use the -p option to loop over files. See perlrun(1).
> 
> Roland


	All right, then is this the right syntax.  In other words, do
	I need the double quotes to match the "http:" string?

  perl -pi.bak -e 'print unless "/m/http:/" || eof; close ARGV if eof' *

  	gary


> -- 
> R.F.Smith                                   http://www.xs4all.nl/~rsmith/
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-- 
 Gary Kline  kline at thought.org  http://www.thought.org  Public Service Unix
        http://jottings.thought.org   http://transfinite.thought.org
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