[CMake] Changing GCC_INPUT_TYPE for Mac

[Michael Wild]

On 12. Jan, 2009, at 15:12, Clemens Arth wrote:

> Hi,
>
> is there a possibility to change the type of a file from a  
> CMakeLists.txt file for Xcode? What I want to do is compiling a  
> simple c++ file as objective-c++ instead of c++. As default mode,  
> Xcode chooses the file extension to figure out what type the file  
> is, but I want to avoid changing the extension of my file from cpp  
> to mm. There is a switch in Xcode to change the default behaviour,  
> but is there also a possibility to change it from cmake directly?
>
> Regards
> Clemens
>

For g++ the GCC compiler suite this would be the option "-x objective-c 
++". Set it using either SET_(TARGET|SOURCE_FILE)_PROPERTIES( <targets| 
files> PROPERTIES COMPILE_FLAGS "-x objective-c++" ) or by setting  
CMAKE_CXX_FLAGS.

HTH

Michael