Re: help with regular expression formation

[Bob Proulx]

Mickey Ferguson wrote:
> I'm using GNU grep 2.5.1 compiled to run on Windows - OS is XP SP2.
> I would expect that this grep is PCRE compatible.

I just looked it up and grep requires the -P, --perl-regexp option to
enable PCRE pattterns.  Generally I would avoid them since it is a
non-portable feature.  Okay for quick and dirty hacks though.

> I do not have sed, nor do I know the syntax if I were to obtain a
> version.

You should get it.  It is very useful.

> The main thing, though, is that you've pointed out the problem -
> that the output of the first grep has the filename.  Silly me!  I
> forgot about that.  I'm sure I can work it from there, given that
> and the additional good info you've provided.  (I'm not working
> today and just browsing email, so I can't dig into the details of
> the REs you sent.  I'll study the details later.)

Good luck!

Bob