[PATCH setup] Throw exceptions instead of exiting with error codes

[Jon Turney]

On 20/12/2017 16:25, Ken Brown wrote:
> On 12/20/2017 11:06 AM, Jon Turney wrote:
>> On 19/12/2017 17:20, Ken Brown wrote:
>>> ---
>>> Â  Exception.h |Â  1 +
>>> Â  PickView.cc | 11 +++++++----
>>>   choose.cc   |  7 +++++--
>>> Â  3 files changed, 13 insertions(+), 6 deletions(-)
>>
>> Yeah, silently dying seems like a bad idea.
>>
>> Hmmm... does this not need a corresponding use of TOPLEVEL_CATCH to 
>> transform that exception into a fatal() ?
> 
> It's already caught by a TOPLEVEL_CATCH.
> 
>> In any case, some commentary in the commit about how these exceptions 
>> are expected to be handled would good.
> 
> Revised patch attached.

Thanks.

Looks good, please apply.