[CMake] Automatic rebuild of external projects

[Yuri Timenkov]

Hi,

It's possible with some modifications to ExternalProject.cmake:
http://public.kitware.com/Bug/view.php?id=12322

However it is not encouraged by CMake developers.

On Mon, Jul 2, 2012 at 2:25 PM, Evgeny Startsev
<exbluesbreaker at gmail.com> wrote:
> I am using external project module for cmake. Is there any way to rebuild
> local external project (from local directory), then its sources was changed?
> I have tried special DOWNLOAD_COMMAND or UPDATE_COMMAND, but this commands
> called only first time.
>
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