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To: geda-user AT delorie DOT com
Subject: Re: [geda-user] Dynamic loading personal components (with subfolder) into the search component tree of gschem
In-reply-to: <CAAVSQ3uBNwxNorgZCP9oo=vTmF-WZOc=KpEF-xJMTm+UNnr1EQ@mail.gmail.com>
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Comments: In-reply-to Luigi Salvatore Palese <ultrabit AT gmail DOT com>
   message dated "Tue, 06 Dec 2011 13:28:14 +0100."
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Message-Id: <20111207110454.863D581F6265@turkos.aspodata.se>
Date: Wed,  7 Dec 2011 12:04:53 +0100 (CET)
From: karl AT aspodata DOT se (Karl Hammar)
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Luigi:
> On Mon, Dec 5, 2011 at 10:44 PM, Karl Hammar <karl AT aspodata DOT se> wrote:
> 
> > Luigi:
> > ...
> > > In attachment an improved version of the script.
> > ...
> >
> > That version works fine.
> >
> > It seems a little strange, though, to use both ftw and opendir.
> >
> Let me to explain why this decision. In my point of view we have two
> targets:
> 
> a) build a list with the sub-folders, and
> b) skip sub-folder with no files or files other than .sym
> 
> So the ftw system is very fast to build the tree of sub-folders, but it
> scans all the tree in depth. I haven't found any option to stop it at the
> first level of the tree. This is the real reason on the why i use readdir
...

From "info guile":
 -- Function: nftw startname proc ['chdir] ['depth] ['hash-size n]

nftw has a depth argument.

[performance measurements]...
> real    0m1.229s
> user    0m0.980s
> sys    0m0.152s
> 
> The better i can do :-D

If you want I can compare it with my c-version.

...
> Karl, please look at code in attachment and say me if can be accepted as
> is. I think this can be proposed for inclusion in geda.

Works like a charm! I "accept" it, but I can't talk for others.

> PS:
> Peter in bcc as FYI

Ok. Btw, Peter send me some code I don't understand. I'm fine with
whatever you comes up with.

Regards,
/Karl Hammar

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