From: Andrey Repin <anrdaemon@yandex.ru>
To: Takashi Yano <takashi.yano@nifty.ne.jp>, cygwin@cygwin.com
Subject: Re: Cannot access system32 directory from 32 bit cygwin after the commit 456c3a46
Date: Wed, 21 Apr 2021 12:22:33 +0300 [thread overview]
Message-ID: <1204295812.20210421122233@yandex.ru> (raw)
In-Reply-To: <20210421181010.42d88c16ba3c7b1fcee68fbd@nifty.ne.jp>
Greetings, Takashi Yano!
> On Wed, 21 Apr 2021 11:49:00 +0300
> Andrey Repin wrote:
>> 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?
> If "ls /cygdrive/c/Windows/System32" is executed, the result is:
> ls: cannot access '/cygdrive/c/Windows/System32': No such file or directory
> Also, if try to execute "cmd.exe" in System32 directory, the result is:
> bash: cmd.exe: command not found.
> Of cource, /cygdrive/c/WINDOWS/system32 exists in the PATH.
> So I mean "not opening anything at all".
Just curious, can you access SysNative at the same time?
ls -l /proc/cygdrive/c/WINDOWS/SysNative/
--
With best regards,
Andrey Repin
Wednesday, April 21, 2021 12:18:51
Sorry for my terrible english...
next prev parent reply other threads:[~2021-04-21 9:35 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-21 3:04 Takashi Yano
2021-04-21 8:49 ` Andrey Repin
2021-04-21 9:10 ` Takashi Yano
2021-04-21 9:22 ` Andrey Repin [this message]
2021-04-21 10:07 ` Takashi Yano
2021-04-21 9:56 ` Marco Atzeri
2021-04-21 10:09 ` Takashi Yano
2021-04-21 9:19 ` Corinna Vinschen
2021-04-21 14:58 ` Andrey Repin
2021-04-21 15:49 ` Corinna Vinschen
2021-04-21 16:04 ` Brian Inglis
2021-04-22 8:16 ` Csaba Raduly
2021-04-22 8:26 ` Brian Inglis
2021-04-21 15:49 ` Bill Stewart
2021-04-21 16:47 ` Corinna Vinschen
2021-04-21 17:57 ` Bill Stewart
2021-04-21 19:28 ` Corinna Vinschen
2021-04-21 21:03 ` Bill Stewart
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