From: Robert Pluim <rpluim@gmail.com>
To: emacs-devel@gnu.org
Cc: Lars Ingebrigtsen <larsi@gnus.org>
Subject: Re: master 6a6de68 1/3: Add new macro `with-existing-directory'
Date: Fri, 24 Sep 2021 11:07:49 +0200 [thread overview]
Message-ID: <87a6k2fije.fsf@gmail.com> (raw)
In-Reply-To: <20210901142716.98FD020B71@vcs0.savannah.gnu.org> (Lars Ingebrigtsen's message of "Wed, 1 Sep 2021 10:27:16 -0400 (EDT)")
>>>>> On Wed, 1 Sep 2021 10:27:16 -0400 (EDT), larsi@gnus.org (Lars Ingebrigtsen) said:
Lars> +(defmacro with-existing-directory (&rest body)
Lars> + "Execute BODY with `default-directory' bound to an existing directory.
Lars> +If `default-directory' is already an existing directory, it's not changed."
Lars> + (declare (indent 0) (debug t))
Lars> + `(let ((default-directory (seq-find (lambda (dir)
Lars> + (and dir
Lars> + (file-exists-p dir)))
Lars> + (list default-directory
Lars> + (expand-file-name "~/")
Lars> + (getenv "TMPDIR")
Lars> + "/tmp/")
Lars> + "/")))
Lars> + ,@body))
Hmm. 'temporary-file-directory'?
Robert
--
next parent reply other threads:[~2021-09-24 9:07 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20210901142714.25847.48045@vcs0.savannah.gnu.org>
[not found] ` <20210901142716.98FD020B71@vcs0.savannah.gnu.org>
2021-09-24 9:07 ` Robert Pluim [this message]
2021-09-25 0:56 ` master 6a6de68 1/3: Add new macro `with-existing-directory' Lars Ingebrigtsen
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