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Date:      Fri, 12 Aug 2005 06:39:01 -0700
From:      Colin Percival <cperciva@freebsd.org>
To:        =?ISO-8859-1?Q?Dag-Erling_Sm=F8rgrav?= <des@des.no>
Cc:        freebsd-arch@freebsd.org
Subject:   Re: Adding portsnap to the base system
Message-ID:  <42FCA675.7090300@freebsd.org>
In-Reply-To: <8664ub4bp3.fsf@xps.des.no>
References:  <42F62C5F.6000609@freebsd.org> <20050807.101746.68985623.imp@bsdimp.com> <42F636BE.3020906@freebsd.org> <8664ub4bp3.fsf@xps.des.no>

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Dag-Erling Smørgrav wrote:
> Colin Percival <cperciva@freebsd.org> writes:
>>Yes, pipelined HTTP.  Basically, I spent six months on-and-off, and
>>at least two weeks of actual work, trying to fit pipelined HTTP into
>>fetch(3)... but the design of that library is all around the idea of
>>fetching a single file at once.  In the end I gave up and wrote my
>>own code (phttpget) in under 24 hours.
> 
> You are mistaken.  Pipelined HTTP can be implemented in libfetch with
> the same ease (and the same limitations) as FTP connection caching,
> which was included from the start.

Well, err... go ahead, then.  I'm not going to tell the author of a
library that his library can't be modified to include a feature; all
I can do is point out that my best efforts were insufficient.

I can see that it would be very easy to implement _persistent_ HTTP,
but implementing _pipelined_ HTTP is quite a different matter...

Colin Percival



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