[CMake] Supressing Make, but not Generators

[Michael Wild]

On 3. Mar, 2010, at 9:27 , Smith Jack (Ext. - UGIS - UniCredit Group) wrote:

> 
> 
> 
>> -----Original Message-----
>> From: cmake-bounces at cmake.org
>> [mailto:cmake-bounces at cmake.org] On Behalf Of Hendrik Sattler
>> Sent: Wednesday, March 03, 2010 9:21 AM
>> To: cmake at cmake.org
>> Subject: Re: [CMake] Supressing Make, but not Generators
>> 
>> Zitat von "Smith Jack (Ext. - UGIS - UniCredit Group)"
>> <jack.smith.extern at unicreditgroup.de>:
>>> 
>>> It's worryingly quiet on this subject.
>> 
>> So, just exclude the target that won't build from ALL.
>> 
> 
> 
> I'm afraid you've lost me there.  Do I do this within a CMakeLists.txt file ?
> 
> My current CMakeLists.txt relies upon ADD_SUBDIRECTORY(project_name) in order to generate the build targets.
> 
> How do I conditionally exclude project_name from ALL in this case ?
> 
> Thanks,
> Jack

CMakeLists.txt:
###############
project(super)
if(UNIX)
  set(BUILD_FOO)
else()
  # FOO only builds on UNIX
  set(BUILD_FOO EXCLUDE_FROM_ALL)
endif()
add_subdirectory(foo)

foo/CMakeLists.txt:
###################
project(foo)
add_executable(foo ${BUILD_FOO} src1.cpp src2.cpp)


HTH

Michael