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

[Thierry Volpiatto]

Thierry Volpiatto <thierry.volpiatto@gmail.com> writes:

> Stefan Monnier <monnier@IRO.UMontreal.CA> writes:
>
>>>> If you don't create "test1" and file-subdir-of-p is unable to handle a
>>>> non--existing directory,I don't understand how you want to do.
>>> I was saying that files-equal-p returns unexpected results in case both
>>> files do not exist. I haven't spoken about file-subdir-of-p.
>>
>> Exactly.  I don't think noexist is needed for subdir-p (it should accept
>> a non-existing dir for the `dir1' argument, without any need for
>> a noexist arg and it should reject a non-existing dir2), but I can live
>> with it, but file-equal-p only makes sense for existing files and should
>> not have a `noexist' argument.
> Ah! yes, thats sound good.
> Just need to remove check of file-directory-p for dir1 in f-subdir-of-p.
Note that the last check:
(files-equal-p (file-truename root) dir2)
can be:
(files-equal-p root dir2)
file-truename is not needed here.

-- 
  Thierry
Get my Gnupg key:
gpg --keyserver pgp.mit.edu --recv-keys 59F29997