[cmake-developers] Add command line options for deprecation message control

[Brad King]

On 11/06/2015 05:31 PM, Michael Scott wrote:
>> increments the count by default instead of only when an explicit
>> option has been set.  Please revise accordingly based on the attached
>> state.
> I don't quite follow. Setting "dev" to DIAG_WARN in DiagLevels, before
> the users input is parsed (which will override the default "dev" value

The goal of the old logic was to avoid populating the settings in the
cache if they are left as default.  Instead you could check whether any
"dev" value has been set *after* parsing the options and if not then
set it to the default.

Thanks,
-Brad