[CMake] Unnecessary rebuild of ExternalProject_Add target

[Jack Smith]

On Sun, Feb 9, 2014 at 1:39 PM, David Cole <dlrdave at aol.com> wrote:

> What does your call to ExternalProject_Add look like now?
>
>


ExternalProject_Add(
   grub
   GIT_REPOSITORY  git://git.savannah.gnu.org/grub.git
   GIT_TAG grub-2.02-beta2
   UPDATE_COMMAND ""
   CONFIGURE_COMMAND  ./autogen.sh && ./configure
   BUILD_COMMAND make -j 2
   BUILD_IN_SOURCE 1                                     # What's up with
that !
   INSTALL_COMMAND ""
)
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