[PATCH setup] Query the user if a corrupt local file is found

[Ken Brown]

On 12/18/2017 1:40 PM, Ken Brown wrote:
> On 12/16/2017 1:37 PM, Ken Brown wrote:
>> If a corrupt file is found in one of the selected mirror site
>> directories, offer to delete it instead of making this a fatal error.
>> Do this only on the first call to check_for cached().  If the corrupt
>> file is still there on the second call, then the deletion failed, and
>> the user will have to fix the problem.
>>
>> See https://cygwin.com/ml/cygwin/2017-12/msg00122.html for discussion.
> 
> This is unnecessarily complicated.  Please disregard.  I'll submit v2 
> later.

Never mind.  My idea for simplification didn't work out.  I'll stick 
with this version.

Ken