From: David Kastrup <dak@gnu.org>
To: emacs-devel@gnu.org
Subject: Re: EARRAYSIZE
Date: Thu, 03 Apr 2014 22:10:08 +0200 [thread overview]
Message-ID: <878urmfa3j.fsf@fencepost.gnu.org> (raw)
In-Reply-To: 533DB7D9.5070407@dancol.org
Daniel Colascione <dancol@dancol.org> writes:
> On 04/03/2014 12:30 PM, Eli Zaretskii wrote:
>> +/* Find number of elements in array */
>> +#define EARRAYSIZE(arr) (sizeof (arr) / sizeof ((arr)[0]))
>>
>> I find the name of this macro to be unfortunate: what it returns is
>> not "size" in the accepted meaning of that word.
>
> "Length", "size", and "count" are hopelessly confounded anyway. I'm not
> attached to any particular term: I chose EARRAYSIZE because ARRAYSIZE
> and ARRAY_SIZE hace been common in other projects I've worked on.
>
>> How about ALEN, or ARRAYELTS instead?
>
> Of these, I prefer ARRAYELTS. I'll change the name.
Since Elisp has (length "333"), (length '(4 5 6)), and (length [4 5 3]),
for Emacs code LENGTH or LEN should be a reasonably straightforward
naming choice.
--
David Kastrup
next prev parent reply other threads:[~2014-04-03 20:10 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-04-03 19:30 EARRAYSIZE Eli Zaretskii
2014-04-03 19:34 ` EARRAYSIZE Daniel Colascione
2014-04-03 20:10 ` David Kastrup [this message]
2014-04-04 7:45 ` EARRAYSIZE Eli Zaretskii
2014-04-04 8:04 ` EARRAYSIZE Paul Eggert
2014-04-04 8:14 ` EARRAYSIZE Eli Zaretskii
2014-04-04 8:41 ` EARRAYSIZE David Kastrup
2014-04-04 8:06 ` EARRAYSIZE Dmitry Antipov
2014-04-04 8:15 ` EARRAYSIZE Eli Zaretskii
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