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

[Brad King]

On 10/24/2015 04:46 AM, Michael Scott wrote:
> I've made the first set of changes,  to reapply the series of previous 
> changes for the -W options, along with some tweaks to improve the 
> implementation and some additional tests for the changes.

Thanks.  I see some hunks, including these:

> +``-Werror=dev``
> + Make developer warnings errors.
[snip]
> -    type = cmake::AUTHOR_WARNING;
> +    if (!this->Makefile->IsOn("CMAKE_SUPPRESS_DEVELOPER_ERRORS"))
> +      {
> +      fatal = true;
> +      type = cmake::AUTHOR_ERROR;
> +      }
> +    else if (!this->Makefile->IsOn("CMAKE_SUPPRESS_DEVELOPER_WARNINGS"))
> +      {
> +      type = cmake::AUTHOR_WARNING;
> +      }
> +    else
> +      {
> +      return true;
> +      }

that appear to be related to warning=>error upgrade options.
Didn't we just decide to not tackle this part yet?

-Brad