[CMake] Making ALL_BUILD be Visual Studio's "startup project"

[Tyler Roscoe]

On Mon, Nov 24, 2008 at 02:22:22PM -0500, David.Karr at L-3COM.COM wrote:
> In a certain project where we started using CMake about five years ago,
> it used to be that when we opened the Visual Studio 6.0 workspace
> created by CMake, the ALL_BUILD project was conveniently defined as the
> "startup project" already, meaning that all one had to do was to click
> the "Build" button (or press F7) to build the entire workspace.  (OK,
[snip]
> So, the question: Does anyone want this?

I think this is a good idea. Our developers are also accustomed to this
behavior, so if CMake can do the same thing with the sln/vcproj files it
generates, that will be one less workflow change for them to deal with.

tyler