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From: Lars Magne Ingebrigtsen <larsi@gnus.org>
To: emacs-devel@gnu.org
Subject: Re: Pushing the `gnus-range-*' functions down into the C layer
Date: Fri, 10 Sep 2010 16:06:34 +0200	[thread overview]
Message-ID: <m3zkvpn15h.fsf@quimbies.gnus.org> (raw)
In-Reply-To: jwvpqwl7mfa.fsf-monnier+emacs@gnu.org

Stefan Monnier <monnier@iro.umontreal.ca> writes:

> I wouldn't dream of arguing that intervals are not generally useful.
> Hell, we use them for text-properties.  But I think that if we want to
> provide something like that from C, we should try and make them better
> than just "sorted lists of cons cells".  If the code can be shared with
> the one for text-properties (which uses a balanced binary tree), that's
> even better.

Yeah, that would really be nice.  A `range-memq' on a balanced binary
tree would be really fast.  Hm...  perhaps I should have a peek at the
text property code?

> Hmm... so how 'bout installing a C version of range-memq and keep
> everything else in Elisp?  Would that be good enough as a "quick fix"?

It would do away with the compressing/decompressing needs that Gnus has,
and it might be enough, but I'd have to do some more benchmarking
first, I think.

-- 
(domestic pets only, the antidote for overdose, milk.)
  larsi@gnus.org * Lars Magne Ingebrigtsen




  parent reply	other threads:[~2010-09-10 14:06 UTC|newest]

Thread overview: 48+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-09-09 15:16 Pushing the `gnus-range-*' functions down into the C layer Lars Magne Ingebrigtsen
2010-09-09 19:01 ` Ted Zlatanov
2010-09-09 21:58   ` Lars Magne Ingebrigtsen
2010-09-09 22:25     ` Ted Zlatanov
2010-09-10  3:24     ` Stephen J. Turnbull
2010-09-10 13:53       ` Ted Zlatanov
2010-09-10 14:01         ` Lars Magne Ingebrigtsen
2010-09-10 14:08           ` Leo
2010-09-10 14:15             ` Lars Magne Ingebrigtsen
2010-09-10 14:19               ` Wojciech Meyer
2010-09-11  9:44             ` Stefan Monnier
2010-09-10 14:18           ` Ted Zlatanov
2010-09-10 14:28             ` Lars Magne Ingebrigtsen
2010-09-10 14:38               ` bignums (was: Pushing the `gnus-range-*' functions down into the C layer) Ted Zlatanov
2010-09-10 15:16               ` Pushing the `gnus-range-*' functions down into the C layer Andreas Schwab
2010-09-10 15:22                 ` David Kastrup
2010-09-10 15:26                   ` Lars Magne Ingebrigtsen
2010-09-11  9:48                     ` Stefan Monnier
2010-09-11 11:57                       ` Lars Magne Ingebrigtsen
2010-09-11 15:36                         ` Stephen J. Turnbull
2010-09-11 15:51                           ` Lars Magne Ingebrigtsen
2010-09-11 16:15                             ` Wojciech Meyer
2010-09-12  9:57                               ` Stefan Monnier
2010-09-10 19:28             ` Tom Tromey
2010-09-14 15:52               ` Ted Zlatanov
2010-09-11  5:52           ` Stephen J. Turnbull
2010-09-13 11:45       ` Eli Zaretskii
2010-09-09 22:21 ` Wojciech Meyer
2010-09-09 23:48   ` Ted Zlatanov
2010-09-09 23:56     ` Wojciech Meyer
2010-09-10  0:07       ` Lars Magne Ingebrigtsen
2010-09-10  0:17         ` Wojciech Meyer
2010-09-10  8:06 ` Andy Wingo
2010-09-10 10:20   ` Wojciech Meyer
2010-09-10 10:43 ` Stefan Monnier
2010-09-10 12:35   ` Lars Magne Ingebrigtsen
2010-09-10 12:49     ` rfc2047-decode-string in C? Lars Magne Ingebrigtsen
2010-09-10 13:47       ` Stefan Monnier
2010-09-10 13:51         ` Lars Magne Ingebrigtsen
2010-09-11 16:10           ` Lars Magne Ingebrigtsen
2010-09-10 13:07     ` Pushing the `gnus-range-*' functions down into the C layer joakim
2010-09-10 13:22       ` Lars Magne Ingebrigtsen
2010-09-10 13:45     ` Stefan Monnier
2010-09-10 14:01       ` Ted Zlatanov
2010-09-10 14:09         ` Lars Magne Ingebrigtsen
2010-09-11  9:36         ` Stefan Monnier
2010-09-10 14:06       ` Lars Magne Ingebrigtsen [this message]
2010-09-11  3:18     ` Daniel Pittman

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