From: Ted Zlatanov <tzz@lifelogs.com>
To: emacs-devel@gnu.org
Subject: Re: Pushing the `gnus-range-*' functions down into the C layer
Date: Thu, 09 Sep 2010 18:48:07 -0500 [thread overview]
Message-ID: <87mxrq4gy0.fsf@lifelogs.com> (raw)
In-Reply-To: 878w3azhg5.fsf@gmail.com
On Thu, 09 Sep 2010 23:21:30 +0100 Wojciech Meyer <wojciech.meyer@googlemail.com> wrote:
WM> Lars Magne Ingebrigtsen <larsi@gnus.org> writes:
>> Gnus addresses articles by their number, so you have things like the
>> "marked" list of articles that looks like
>>
>> (3 4 5 6 7 11 14 15 16 17 18)
WM> In my opinion your algorithm might need to change, but that's maybe I
WM> that I don't understand the problem domain correctly :). You don't
WM> really need to care about ranges or intervals. You load them into array
WM> of chars, each char index representing one article index and set to 0 or
WM> 1, if article was read. (ideally a bit array)
You mean a bool-vector, I think. Emacs has those built-in, see
(info "(elisp) Bool-Vectors")
but they are not good at representing sparse mutable lists, which Gnus
needs to represent article ranges.
Ted
next prev parent reply other threads:[~2010-09-09 23:48 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 [this message]
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
2010-09-11 3:18 ` Daniel Pittman
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