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Date:      Thu, 10 Jun 1999 14:41:00 -0400 (EDT)
From:      Zhihui Zhang <zzhang@cs.binghamton.edu>
To:        freebsd-hackers@FreeBSD.ORG
Subject:   Re: What is FTW?
Message-ID:  <Pine.GSO.3.96.990610143813.25730C-100000@sol.cs.binghamton.edu>
In-Reply-To: <Pine.GSO.3.96.990609125507.19604B-100000@sol.cs.binghamton.edu>

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On Wed, 9 Jun 1999, Zhihui Zhang wrote:

> 
> In the FAQ of FreeBSD 2.X, 13.12. Alternative layout policies for
> directories, there is the following sentence: 
> 
> Most filesystems are created from archives that were created by a depth
> first search (aka ftw). 
> 
> What does ftw stand for (My guess is File Tree Walk)? Can anyone give me
> examples of programs that create archives from a file tree in a depth
> first way? Do these programs rebuild the file tree from archive exactly as
> they were created?
> 

I have just found that ftw does stand for File Tree Walk and there is a C
library routine named ftw() (XPG4 standard) in AIX and HP-UX.  However, I
can not find the same routine in FreeBSD manual pages.  Maybe it is not
supported by FreeBSD. 

-Zhihui



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