From: David Kastrup <dak@gnu.org>
To: guile-devel@gnu.org
Subject: Re: Growable arrays?
Date: Mon, 11 Jun 2012 12:38:49 +0200 [thread overview]
Message-ID: <87ipeyqgjq.fsf@fencepost.gnu.org> (raw)
In-Reply-To: CAN3veRerWrskD4qKpe2J=kakQeq-pAzEOr9xTSHhhCEwb-3uew@mail.gmail.com
Daniel Hartwig <mandyke@gmail.com> writes:
> On 11 June 2012 17:01, Daniel Hartwig <mandyke@gmail.com> wrote:
>> For reference, attached is a growable vector I use in several
>> projects, adapted to support the length operation similar to Lua (i.e.
>> first unset numerical index). There is no catching of exceptions
>> here, every access to the data is through the dynvector procedures
>> which check the index and vector size.
>
> Always test before posting even small changes to existing code :-)
>
> Updated attachment to actually run without problems
Well, considering the cost of dynvector-grow!, doing the growth in a
loop rather then just the determination of the new size seems a bit
expensive:
(while (<= (dynvector-capacity dynvector) k)
(dynvector-grow! dynvector))
--
David Kastrup
next prev parent reply other threads:[~2012-06-11 10:38 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-09 12:32 Growable arrays? David Kastrup
2012-06-09 14:43 ` Krister Svanlund
2012-06-09 17:35 ` David Kastrup
2012-06-11 4:23 ` Daniel Hartwig
2012-06-11 4:37 ` David Kastrup
2012-06-11 5:00 ` Daniel Hartwig
2012-06-11 7:25 ` David Kastrup
2012-06-11 9:01 ` Daniel Hartwig
2012-06-11 9:13 ` Daniel Hartwig
2012-06-11 10:38 ` David Kastrup [this message]
2012-06-11 11:57 ` Daniel Hartwig
2012-06-11 12:13 ` Noah Lavine
2012-06-11 12:28 ` David Kastrup
2012-06-11 23:50 ` Mark H Weaver
2012-06-12 9:34 ` David Kastrup
2012-06-12 20:34 ` Mark H Weaver
2012-06-12 20:47 ` David Kastrup
2012-06-12 21:03 ` Mark H Weaver
2012-06-12 21:18 ` David Kastrup
2012-06-11 8:14 ` Thien-Thi Nguyen
2012-06-11 9:08 ` Andy Wingo
2012-06-11 9:55 ` David Kastrup
2012-06-11 11:25 ` Andy Wingo
2012-06-11 12:00 ` David Kastrup
2012-06-11 12:12 ` David Kastrup
2012-06-11 12:20 ` David Kastrup
2012-06-11 13:04 ` Daniel Hartwig
2012-06-11 14:19 ` David Kastrup
2012-06-11 15:24 ` Stefan Israelsson Tampe
2012-06-11 15:27 ` Andy Wingo
2012-06-11 16:03 ` David Kastrup
2012-06-11 12:20 ` Daniel Hartwig
2012-06-11 12:36 ` David Kastrup
2012-06-11 12:02 ` Ludovic Courtès
2012-06-12 13:36 ` Hans Aberg
2012-06-14 14:33 ` Mark H Weaver
2012-06-14 14:47 ` David Kastrup
2012-06-14 15:23 ` Daniel Hartwig
2012-06-14 15:34 ` David Kastrup
2012-06-14 16:56 ` Daniel Hartwig
2012-06-14 17:15 ` David Kastrup
2012-06-14 17:23 ` Daniel Hartwig
2012-06-14 17:49 ` David Kastrup
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