[cmake-developers] [Patch] ExternalProject: fix retry logic if error occurs

[Brad King]

On 05/18/2016 03:30 PM, Ruslan Baratov via cmake-developers wrote:
> I've attached patch with applying retry logic in cases when status code 
> is not zero.

Thanks.  Please split the patch to perform the refactoring into
the ExternalProject-$step.cmake.in files first and then make the
logic changes as a second patch.  Also please add an explanation
of the logic change to the second commit message similar to what
you wrote in the original email.

-Brad