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bug#10489: 24.0.92; dired-do-copy may create infinite directory hierarch


From: Michael Albinus
Subject: bug#10489: 24.0.92; dired-do-copy may create infinite directory hierarchy
Date: Mon, 27 Feb 2012 12:10:57 +0100
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/24.0.94 (gnu/linux)

Thierry Volpiatto <address@hidden> writes:

>> I see why we might want to signal an error to the user when she does
>> (copy-directory "~/test" "~/test/test1"), but I don't see why that
>> implies that we need files-equal-p to handle non-existent files.
> Because if we don't do that, we have to create new directory Test1 and
> then test if Test1 is a subdir of Test.
> This just to avoid that.

This has to be handled in copy-directory. files-equal-p can (will!) be
used also somewhere else.

Best regards, Michael.





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