From: Michael Heerdegen <michael_heerdegen@web.de>
To: help-gnu-emacs@gnu.org
Subject: Re: Defining functions on the fly
Date: Mon, 15 Jun 2015 13:19:18 +0200 [thread overview]
Message-ID: <87egldcj7t.fsf@web.de> (raw)
In-Reply-To: 87zj41qml7.fsf@gnu.org
Tassilo Horn <tsdh@gnu.org> writes:
> > (defvar pfxd "pfxd-")
> >
> > (defun (intern (concat pfxd "-foo")) ())
> >
> > -->
> >
> > Debugger entered--Lisp error: (wrong-type-argument symbolp (intern
> > (concat pfxd
> > "-foo")))
> > defalias((intern (concat pfxd "-foo")) (lambda nil nil))
>
> This might depend on emacs version. At least with the current git
> version, `defalias' evaluates its first argument:
>
> (defalias (intern "foo-bar") #'forward-sexp) ;; Works fine
In the example above, in the expansion of the `defun' call the first
argument to defalias is the (unevaluated!) list:
(intern (concat pfxd "-foo"))
The corresponding call to defalias will also fail on trunk.
Michael.
next prev parent reply other threads:[~2015-06-15 11:19 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-06-15 9:24 Defining functions on the fly Andreas Röhler
2015-06-15 9:32 ` Dmitry Gutov
2015-06-15 9:47 ` Alexis
2015-06-15 10:20 ` Andreas Röhler
2015-06-15 10:37 ` Alexis
2015-06-15 10:41 ` Michael Heerdegen
2015-06-15 10:42 ` Tassilo Horn
2015-06-15 11:01 ` Alexis
2015-06-15 11:19 ` Michael Heerdegen [this message]
2015-06-15 11:24 ` Tassilo Horn
2015-06-15 11:31 ` Michael Heerdegen
2015-06-15 10:00 ` Tassilo Horn
2015-06-15 10:33 ` Andreas Röhler
[not found] ` <mailman.5022.1434361680.904.help-gnu-emacs@gnu.org>
2015-06-15 12:52 ` Stefan Monnier
2015-06-16 5:59 ` Andreas Röhler
2015-06-16 7:01 ` Tassilo Horn
2015-06-16 9:22 ` Andreas Röhler
2015-06-16 11:12 ` Tassilo Horn
2015-06-16 11:40 ` Andreas Röhler
2015-06-16 13:10 ` Tassilo Horn
2015-06-16 15:46 ` Andreas Röhler
[not found] ` <mailman.5109.1434469628.904.help-gnu-emacs@gnu.org>
2015-06-16 22:34 ` Stefan Monnier
[not found] ` <mailman.5090.1434454815.904.help-gnu-emacs@gnu.org>
2015-06-16 16:13 ` Pascal J. Bourguignon
2015-06-16 18:30 ` Andreas Röhler
2015-06-16 9:42 ` Andreas Röhler
[not found] ` <mailman.5084.1434446560.904.help-gnu-emacs@gnu.org>
2015-06-16 9:50 ` Pascal J. Bourguignon
2015-06-16 10:26 ` Andreas Röhler
[not found] ` <mailman.5087.1434450412.904.help-gnu-emacs@gnu.org>
2015-06-16 11:35 ` Pascal J. Bourguignon
[not found] ` <mailman.5085.1434447782.904.help-gnu-emacs@gnu.org>
2015-06-16 22:32 ` Stefan Monnier
[not found] ` <mailman.5075.1434434385.904.help-gnu-emacs@gnu.org>
2015-06-16 22:23 ` Stefan Monnier
2015-06-17 6:13 ` Andreas Röhler
[not found] ` <mailman.5137.1434522533.904.help-gnu-emacs@gnu.org>
2015-06-17 14:30 ` Stefan Monnier
2015-06-17 16:40 ` Andreas Röhler
[not found] <mailman.5020.1434360277.904.help-gnu-emacs@gnu.org>
2015-06-15 9:57 ` Pascal J. Bourguignon
2015-06-15 11:21 ` Andreas Röhler
2015-06-15 11:52 ` Tassilo Horn
2015-06-15 12:06 ` Andreas Röhler
2015-06-15 12:43 ` Andreas Röhler
2015-06-15 23:51 ` Gene
2015-06-16 1:14 ` Stefan Monnier
2015-06-17 0:24 ` Gene
2015-06-17 1:12 ` Stefan Monnier
2015-06-16 5:47 ` Andreas Röhler
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=87egldcj7t.fsf@web.de \
--to=michael_heerdegen@web.de \
--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.