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Subject:	Re: Unattended upgrade does not report errors via the exit code
To:	cygwin AT cygwin DOT com
References:	<693796192 DOT 3838665 DOT 1530640512441 DOT ref AT mail DOT yahoo DOT com> <693796192 DOT 3838665 DOT 1530640512441 AT mail DOT yahoo DOT com> <126e0d40-4dd2-126d-b54c-7ddc27d008b8 AT cornell DOT edu>
From:	David Stacey <drstacey AT tiscali DOT co DOT uk>
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Date:	Wed, 4 Jul 2018 23:25:08 +0100
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On 04/07/18 19:59, Ken Brown wrote:
> On 7/3/2018 1:55 PM, R. Diez via cygwin wrote:
>> I tried printing $? from a Cygwin shell afterwards, and %ERRORLEVEL% 
>> in a Windows console, and it always showed an exit status of 0.
>
> setup is a Windows program, not a Cygwin application, so I don't think 
> you can expect $? to contain its exit status.  I don't know enough 
> about Windows programming to know what would have to be changed in the 
> setup sources to support %ERRORLEVEL%.

%ERRORLEVEL% is the return code from the last programme or script to 
execute. Provided that setup exits with zero on success and non-zero on 
an error condition, there's nothing extra to be done.

Dave.


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