From: Barry Margolin <barmar@alum.mit.edu>
To: help-gnu-emacs@gnu.org
Subject: Re: About fixnums
Date: Sat, 02 Mar 2013 00:01:08 -0500 [thread overview]
Message-ID: <barmar-65FAD5.00010802032013@news.eternal-september.org> (raw)
In-Reply-To: mailman.21229.1362189416.855.help-gnu-emacs@gnu.org
In article <mailman.21229.1362189416.855.help-gnu-emacs@gnu.org>,
Xue Fuqiao <xfq.free@gmail.com> wrote:
> In (info "(elisp) C Integer Types"):
>
> * Prefer the Emacs-defined type `EMACS_INT' for representing values
> converted to or from Emacs Lisp fixnums, as fixnum arithmetic is
> based on `EMACS_INT'.
>
> What does the "Emacs Lisp fixnum" mean here? I had searched the manual and
> web, but I didn't find anything useful. Can anybody help? Thanks.
It means just what the words say: a fixnum in Emacs Lisp. Fixnum is the
Lisp jargon for fixed-sized integers (as opposed to bignums, which are
practically unbounded -- Emacs Lisp doesn't have these).
--
Barry Margolin, barmar@alum.mit.edu
Arlington, MA
*** PLEASE post questions in newsgroups, not directly to me ***
next parent reply other threads:[~2013-03-02 5:01 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <mailman.21229.1362189416.855.help-gnu-emacs@gnu.org>
2013-03-02 5:01 ` Barry Margolin [this message]
2013-03-02 1:56 About fixnums Xue Fuqiao
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=barmar-65FAD5.00010802032013@news.eternal-september.org \
--to=barmar@alum.mit.edu \
--cc=help-gnu-emacs@gnu.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
Code repositories for project(s) associated with this external index
https://git.savannah.gnu.org/cgit/emacs.git
https://git.savannah.gnu.org/cgit/emacs/org-mode.git
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.