[Fwd: palapeli: make puzzles as part of build]

[Bill Hoffman]

Stefan Majewsky wrote:
> I'm taking this to kde-buildsystem@ because it's an obscure CMake problem.
> 
> The problem is that we want to build Palapeli's default puzzle files 
> automatically before installing them. Currently, one has to "make install" 
> Palapeli, then run the make-puzzles.sh script in the puzzles/ subdirectory, 
> and "make install" again.
> 
> Am Freitag 23 Oktober 2009 23:14:27 schrieb Matthew Woehlke:
>> Ping? Stefan, can you please take a look at this and give me a go/no-go?
>> I'd like to be able to fiddle around with palapeli, and, as this is a
>> build system change, it would make branch management easier if I'm not
>> sitting on this locally.
> 
> Your patch suffers the problem that you need libpala and the necessary slicer 
> plugins installed on the system for libpala-puzzlebuilder to work.
> 
> In the attached patch (apply against trunk/playground/games/palapeli), I've 
> tried to solve this problem by bypassing KService and using the libpala and 
> the slicer plugins from the ${palapeli_BINARY_DIR}. Unfortunately, these are 
> only created in "make install", while CMake currently tries to generate them 
> in the "make" call.
> 
> Here's my question to the CMake experts: How can I rewrite the 
> add_custom_command stuff in puzzles/CMakeLists.txt of attached patch in such a 
> way that the puzzles are created after the .so files for the needed libraries 
> have been created?
> 

I think if you create a custom target (add_custom_target) that contains 
all of the custom commands to create the puzzle files.  Then make the 
custom target depend on the .so targets with add_dependencies then it 
should do what you want.

-Bill