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From: Kenichi Handa <handa@m17n.org>
Cc: emacs-devel@gnu.org
Subject: Re: save-buffer in tar-mode
Date: Thu, 5 Feb 2004 11:17:44 +0900 (JST)	[thread overview]
Message-ID: <200402050217.LAA03338@etlken.m17n.org> (raw)
In-Reply-To: <20040204.155331.190222248.Takaaki.Ota@am.sony.com> (message from Tak Ota on Wed, 04 Feb 2004 15:53:31 -0800 (PST))

In article <20040204.155331.190222248.Takaaki.Ota@am.sony.com>, Tak Ota <Takaaki.Ota@am.sony.com> writes:
>>  Yes.  tar-mode toggles enable-multibyte-characters on saving
>>  a file by set-buffer-multibyte and that function discards
>>  undo info.  To fix it, we must record this toggling in
>>  buffer-undo-list.  I proposed it long ago but was rejected
>>  at that time (I don't remember the reason, perhaps, just
>>  because it's not worth to work on it).

> Thanks for the explanation.  I think it should be fixed.  Or, at least
> this unwelcome side effect should be mentioned (warned) in the doc
> string of set-buffer-multibyte where currently no mentioning about
> this hidden trap.

I added this sentence in the docstring.

If the multibyte flag was really changed, undo information of the
current buffer is cleared.

---
Ken'ichi HANDA
handa@m17n.org

  reply	other threads:[~2004-02-05  2:17 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-02-04 21:50 save-buffer in tar-mode Tak Ota
2004-02-04 23:36 ` Kenichi Handa
2004-02-04 23:53   ` Tak Ota
2004-02-05  2:17     ` Kenichi Handa [this message]
2004-02-05  2:54       ` Stefan Monnier
2004-02-09  9:39 ` Richard Stallman
2004-02-12 13:04   ` Kenichi Handa
2004-02-12 17:12     ` Stefan Monnier
     [not found]       ` <200403021222.VAA17913@etlken.m17n.org>
2004-03-03 15:18         ` Richard Stallman
2004-03-03 22:32           ` Stefan Monnier
2004-03-05 12:15             ` Richard Stallman
2004-02-13 17:35     ` Richard Stallman

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