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Re: Suspicious code in gnus-read-descriptions-file


From: David Kastrup
Subject: Re: Suspicious code in gnus-read-descriptions-file
Date: Tue, 22 Mar 2005 23:28:23 +0100
User-agent: Gnus/5.11 (Gnus v5.11) Emacs/22.0.50 (gnu/linux)

Simon Josefsson <address@hidden> writes:

> Stefan Monnier <address@hidden> writes:
>
>> The code below looks very odd:
>>
>>         (save-excursion
>>           (save-restriction
>>             (set-buffer nntp-server-buffer)
>>             (goto-char (point-min))
>>             (when (or (search-forward "\n.\n" nil t)
>>                       (goto-char (point-max)))
>>               (beginning-of-line)
>>               (narrow-to-region (point-min) (point)))
>>
>> doing a set-buffer between the save-restriction and the narrow-to-region
>> seems like a bug.  How 'bout the patch below?  Which turns the set-buffer
>> into a with-current-buffer and moves it to before the save-excursion.
>> Maybe the save-excursion could be dropped altogether?

You mean, the save-restriction?

> FWIW, looks good to me.

Not to me.  Seems to restore the restriction in another boffer, not
nntp-server-buffer.

Even if this is for some weird reason what was intended, it should be
rearranged or well documented to stop people worrying about it.

-- 
David Kastrup, Kriemhildstr. 15, 44793 Bochum




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