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From: Katsumi Yamaoka <yamaoka@jpl.org>
To: Adam W <adam_w67@yahoo.com>
Cc: ding@gnus.org
Subject: Re: maildir and ssh
Date: Thu, 24 Nov 2011 09:13:26 +0900	[thread overview]
Message-ID: <b4maa7m8jix.fsf@jpl.org> (raw)
In-Reply-To: <1321992427.10810.YahooMailNeo@web29910.mail.ird.yahoo.com>

Adam W wrote:
> I found a bug in gnus.  In mail-source.el, mail-source-fetch-dir there
> is a call to delete-file.  Gnus checks this call to return non-nil.
> When using a remote ssh maildir via ssh, delete-file returns nil though.

> Here is the fixed function:
> (defun mail-source-fetch-maildir (source callback)

--- mail-source.el~	2011-04-05 05:00:09 +0000
+++ mail-source.el	2011-11-22 20:07:07 +0000
@@ -1038 +1038,2 @@
-				(delete-file file)))))
+				(delete-file file)
+				nil))))

I believe you're right, it's a mail-source bug.  Any Lisp code
should never expect the return value of `delete-file' since it
is not documented.  I verified it returns nil for a local file
but t for a remote file using ssh[1]:

(delete-file "/ssh:localhost:/home/yamaoka/FILE")

Fixed in the Gnus trunk and the Emacs trunk.

[1] Note that tramp runs "rm -f" (that is hard-coded) in a remote
system, so `delete-file' always returns t even if a file does not
exist.



  parent reply	other threads:[~2011-11-24  0:13 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-11-22 20:07 Adam W
2011-11-23 18:52 ` Adam
2011-11-24  0:13 ` Katsumi Yamaoka [this message]
2011-11-24  5:32   ` Michael Albinus

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