[CMake] Custom targets that traverse subdirectories

[Michael Hertling]

On 11/10/2011 12:25 AM, EXT-York, Gantry wrote:
> And the command "specialtest" is executed out of the build tree?
> 
> This is what I'm doing now....
> 
> CMakeLists.txt
> add_custom_target(aggr_target)
> add_subdirectory(a)
> add_subdirectory(b)
> 
> a/CMakeLists.txt
> add_executable( specialtest1 IMPORTED )
> add_custom_target(a_special_test COMMAND specialtest1)
> add_dependencies(aggr_target a_special_test)
> 
> b/CMakeLists.txt
> add_executable( specialtest2 IMPORTED )
> add_custom_target(b_special_test COMMAND specialtest2)
> add_dependencies(aggr_target b_special_test)
> 
> 
> It can't seem to find specialtest1 or specialtest2 to execute.

That's because specialtest{1,2} don't denote anything which could be
run; set their IMPORTED_LOCATION properties to an executable, or use
FIND_PROGRAM(SPECIALTEST specialtest) and "COMMAND ${SPECIALTEST}"
in the ADD_CUSTOM_TARGET() commands.

Regards,

Michael

> Gantry York
> Chandler, Arizona
> 
> 
> 
> -----Original Message-----
> From: Łukasz Tasz [mailto:lukasz at tasz.eu] 
> Sent: Wednesday, November 09, 2011 3:52 PM
> To: EXT-York, Gantry
> Cc: cmake at cmake.org
> Subject: Re: [CMake] Custom targets that traverse subdirectories
> 
> Hi
> 
> As far as I understood your problem correctly:
> 
> in main cmakelists create target that will agregate subtargets:
> main_cmake:
> 
> add_custom_target(aggr_target)
> add_subdirectory(a)
> add_subdirectory(b)
> 
> a/CMakeLists.txt
> add_custom_target(a_special_test COMMAND specialtest)
> add_dependencies(aggr_target a_special_test)
> 
> b/CMakeLists.txt
> add_custom_target(b_special_test COMMAND specialtest)
> add_dependencies(aggr_target b_special_test)
> 
> 
> after generation when you will call:
> make aggr_target
> 
> both special tests for a and b dir will be executed.
> 
> br
> L.
> 
> 2011/11/9 EXT-York, Gantry <gantry.york at boeing.com>:
>> How do I define a custom target and have it traverse the source tree?
>>
>>
>>
>> I'm using
>>
>>
>>
>> add_custom_target(
>>
>>     specialtest
>>
>>     COMMAND rel/path/to/test_script
>>
>> )
>>
>>
>>
>> However, I need to add other commands to this target that come from scripts
>> in subdirectories.
>>
>>
>>
>>
>>
>>
>>
>> Gantry York
>>
>> Chandler, Arizona