Re: cygcheck triggers Wow6432Node infinite loop on Windows Server 2008

[Christopher Faylor <cgf-use-the-mailinglist-please at cygwin dot com>]

On Wed, Jun 24, 2009 at 02:00:52PM -0400, GJ Hagenaars wrote:
>Hi there,
>
>On a Windows Server 2008, running cronbug from the (bash) command line 
>results in an ever increasing cronbug.txt file because cygcheck walks 
>the registry and gets into an infinite loop.
>
>It will repeatedly find these entries, deeper and deeper in the registry:
>Cygnus Solutions
>Cygnus Solutions\Cygwin
>Cygnus Solutions\Cygwin\mounts v2
>Cygnus Solutions\Cygwin\mounts v2\/
>Cygnus Solutions\Cygwin\mounts v2\/usr/bin
>Cygnus Solutions\Cygwin\mounts v2\/usr/lib
>Cygnus Solutions\Cygwin\Program Options
>
>HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Cygnus Solutions
>HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Wow6432Node\Cygnus Solutions
>HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Wow6432Node\Wow6432Node\Cygnus 
>Solutions
>HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Wow6432Node\Wow6432Node\Wow6432Node\Cygnus 
>Solutions
>
>
>Wow6432Node is Windows-on-windows, and allows registry entries for 32 
>bit applications to be stored along side registry entries for 64 bit 
>applications of the same name (allowing for different entries for 64 bit 
>and 32 bit apps).  The infinite loop behaviour is known and "fixed" by 
>Microsoft by making the registry key HKLM\Software\Wow6432Node hidden 
>from RegEnumKeyEx in the 32 bit hive.
>
>http://msdn.microsoft.com/en-us/library/ms724072(VS.85).aspx 
><http://msdn.microsoft.com/en-us/library/ms724072%28VS.85%29.aspx>
>
>Many registry cleaners are (still) struggling with this, as are registry 
>backup utilities, and also, it appears, cygcheck.

Which version of cygcheck is this?  Does it come from 1.7 or 1.5?

cgf

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