[CMake] Having one custom target depend on another.

[Alexander Neundorf]

> Von: "Moreland, Kenneth" <kmorel at sandia.gov> 
>  
> With CMake 2.2 I'm having trouble making one custom target depend on 
> another.  Here is a small CMakeLists.txt file that demonstrates the 
> problem. 
>  
>     PROJECT(TEST NONE) 
>     ADD_CUSTOM_TARGET(hello) 
>     ADD_CUSTOM_TARGET(world DEPENDS hello) 
>  
> CMake generates build make files for this just fine.  If you type "make 
> hello", it works as expected.  If you type "make world" (with the GNU 
> version of make) you get the following error: 
>  
>     make[3]: *** No rule to make target `hello', needed by `world'. 
> Stop. 
>     make[2]: *** [CMakeFiles/world.dir/all] Error 2 
>     make[1]: *** [CMakeFiles/world.dir/rule] Error 2 
>     make: *** [world] Error 2 
>  
> This looks like a bug to me.  Is it?  Is there a workaround? 
 
Try ADD_DEPENDENCIES(world hello) instead of the "DEPENDS" parameter. 
 
Bye 
Alex 
 

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