[CMake] Specifying library build path for simulator and device for an iOS target in Xcode

[Daniel Dekkers]

Thanks.
You saved the day (again).
Works perfectly.

On Nov 11, 2011, at 5:22 PM, David Cole wrote:

> On Fri, Nov 11, 2011 at 11:12 AM, Daniel Dekkers <d.dekkers at cthrough.nl> wrote:
>> Hi,
>> 
>> We are building a lib and an example app in Xcode (4.2) targeting iOS (5.0).
>> 
>> The top-level CMakeLists.txt recurses into lib and example:
>> 
>> PROJECT(Suite)
>> ADD_SUBDIRECTORY(MyLibrary)
>> ADD_SUBDIRECTORY(MyExample)
>> 
>> The lib is built in the traditional way…
>> 
>> PROJECT(MyLib)
>> …
>> ADD_LIBRARY( ${MYLIB_SOURCES} )
>> 
>> As is the example:
>> 
>> PROJECT(MyExample)
>> …
>> ADD_EXECUTABLE(MyExample MACOS_BUNDLE ${MYEXAMPLE_SOURCES})
>> TARGET_LINK_LIBRARIES( MyExample MyLib)
>> ADD_DEPENDENCIES(MyExample MyLib)
>> 
>> But during linking of the example, MyExample expects the built lib to be in:
>> 
>> path/to/build/MyLibrary/Debug/
>> 
>> While Xcode will build to
>> 
>> path/to/build/MyLibrary/Debug-iphonesimulator/
>> 
>> or
>> 
>> path/to/build/MyLibrary/Debug-iphoneos/
>> 
>> depending on the scheme you select.
>> 
>> Anyone know how to get "inbetween", letting CMake know there is this "-iphoneos" or "-iphonesimulator" postfix needed.
>> 
>> Thanks,
>> Daniel
>> 
>> 
>> 
>> 
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> 
> Are you using CMake 2.8.6?
> 
> Is the following line in your top level CMakeLists.txt file?
> 
>  set(CMAKE_XCODE_EFFECTIVE_PLATFORMS "-iphoneos;-iphonesimulator")
> 
> If not, try both of those and let me know if it's still wrong. The
> effective platform stuff is new in 2.8.6, and there are probably still
> some rough edges for "complex" projects...
> 
> 
> HTH,
> David