Re: 8.3 .4 + Vista + MingW + initdb = ACCESS_DENIED

Andrew Chernow wrote:
> Tom Lane wrote:
>>
>> Hmm.  Now that you mention it, didn't we solve a similar problem by
>> exploiting the behavior where CreateProcess creates a process but
>> doesn't start it running?  I'm envisioning
>>
>>     * Create child process in suspended state
>>     * Assign it ownership of a lock (can we do that?)
>>     * Set it running
>>
> 
> Not sure, but the SECURITY_ATTRIBUTES argument to CreateFile has a 
> bInheritHandle member that specifies whether a child process can inherit 
> the fiel HANDLE.  I'm not sure if that would include locks on the file 
> HANDLE.
> 

hmmm.  Doesn't seem like that would work, or that it makes sense.  I'm 
guessing the bInheritHandle just makes the same handle available in the 
child process w/o having to reopen it (never used this feature).  Locked 
regions are probably still owned by the parent.

-- 
Andrew Chernow
eSilo, LLC
every bit counts
http://www.esilo.com/