[CMake] configuration based add_custom_command

[Robert Bielik]

Robert Bielik skrev 2011-08-24 13:43:
> Michael Hertling skrev 2011-08-24 13:13:
>> Suppose
>>
>> ADD_CUSTOM_COMMAND(OUTPUT source.c CONFIGURATION Release COMMAND ...)
>> ADD_EXECUTABLE(main ... source.c)
>>
>> and then:
>>
>> cmake -DCMAKE_BUILD_TYPE=Debug<path/to/source>
>>
>> How would you like this case to be handled by CMake? Note that with
>> multi-config generators, the build type aka configuration is chosen
>> at build time, and the user is free to define custom build types.
>
> I'd expect the obvious, i.e. the ADD_CUSTOM_COMMAND shall not be included in the build if CMAKE_BUILD_TYPE==Debug. I see no conflict with
> multi-config generators either.

Sorry, I didn't look to closely. Hmm.. yup, that would be a problem. Maybe CMake would fail when it detects dependencies that must be available
in all configurations ? In this case it would say:

"Failure: Target 'main' has dependencies that are not available in all configurations"

/Rob