Cannot access system32 directory from 32 bit cygwin after the commit 456c3a46

Andrey Repin anrdaemon@yandex.ru
Wed Apr 21 08:49:00 GMT 2021


Greetings, Takashi Yano!

> I noticed the problem that /cygdrive/c/Windows/System32 directory
> can be no longer accessed from 32 bit cygwin (WOW64) after the
> commit:

> commit 456c3a46386f38887407603b2c64b7f63a4871c5
> Author: Corinna Vinschen <corinna@vinschen.de>
> Date:   Mon Apr 19 14:49:14 2021 +0200

>     Cygwin: path_conv: Try to handle native symlinks more sanely

>     For local paths, add a check if the inner path components contain native
>     symlinks or junctions.  Compare the incoming path with the path returned
>     by NtQueryInformationFile(FileNameInformation).  If they differ, there
>     must be at least one native symlink or junction in the path.  If so,
>     treat the currently evaluated file as non-existant.  This forces
>     path_conv::check to backtrack inner path components until we eliminated
>     all native symlinks or junctions and have a normalized path.

>     Signed-off-by: Corinna Vinschen <corinna@vinschen.de>

> Reverting this commit resolves the issue.

> 64 bit cygwin does not seem to be affected. Could you please
> have a look?

How exactly it "can no longer be accessed" ? Is it opening WOW64 System32 or
not opening anything at all?


-- 
With best regards,
Andrey Repin
Wednesday, April 21, 2021 11:47:03

Sorry for my terrible english...



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