From mboxrd@z Thu Jan  1 00:00:00 1970
From: Carl-Daniel Hailfinger <c-d.hailfinger.kernel.2003@gmx.net>
Subject: Re: FIFO files
Date: Tue, 17 Jun 2003 18:24:19 +0200
Message-ID: <3EEF40B3.6000300@gmx.net>
References: <20030617162127.GA14124@chepelov.org>
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To: Cyrille Chepelov <cyrille@chepelov.org>
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Hi Cyrille,

Cyrille Chepelov wrote:
> 
> I recently encountered a need for such a contraption as file-backed FIFOs.
> These are files where one process can append records at one end, and one
> other process can read records from the beginning of the file, chopping off
> the head of the file once it's not needed anymore. As I had to implement
> something right now on existing systems, I worked around the general absence

This facility has been present in linux for years. Just google for "sparse
files".

Carl-Daniel
-- 
http://www.hailfinger.org/