Unattended upgrade does not report errors via the exit code

[David Stacey]

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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