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From: Peter Tury <tury.peter@gmail.com>
To: help-gnu-emacs@gnu.org
Subject: Re: file filtering
Date: Wed, 31 Jan 2007 13:34:55 GMT	[thread overview]
Message-ID: <uhcu7pbax.fsf@gmail.com> (raw)
In-Reply-To: 1170247808.259815.196930@p10g2000cwp.googlegroups.com

"HS" <hugo...> writes:

> Hm... I can't imagine how "not to read into a buffer"...
> I just tried something like this, and it works:
>
> (defun process-file (file)
>   (interactive "f")
>   (with-temp-buffer
>     (insert-file-contents file)
> 	(delete-non-matching-lines "valid [0-9]+")
> 	(replace-regexp "valid \\([0-9]+\\)" "I found a \\1" )
> 	(write-file "test2.txt" nil)))

Thanks! I've already learned new things from your answer:
with-temp-file, keep-lines, etc. And I like this solution. The only
disturbance this goes through the whole buffer twice...

And: why I can't find keep-lines in my Emacs 22's info? I really
searched the info for similar functions before my first ask and didn't
find this :-((

  reply	other threads:[~2007-01-31 13:34 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-01-30 15:34 file filtering Peter Tury
2007-01-30 16:58 ` HS
2007-01-31  8:05   ` Peter Tury
2007-01-31 12:50     ` HS
2007-01-31 13:34       ` Peter Tury [this message]
2007-01-31 14:51         ` HS
2007-02-01  7:47           ` Peter Tury
2007-02-01 14:26             ` Mathias Dahl
2007-02-04 17:18             ` Kevin Rodgers
     [not found]             ` <mailman.3999.1170609530.2155.help-gnu-emacs@gnu.org>
2007-02-14 12:19               ` Peter Tury
2007-02-01  5:55 ` Kevin Rodgers
     [not found] ` <mailman.3856.1170309361.2155.help-gnu-emacs@gnu.org>
2007-02-14 12:49   ` Peter Tury

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