[CMake] Add_definitions() also affects RC_FLAGS ?

[Bill Hoffman]

Christian Ehrlicher wrote:
> Hi,
> 
> We've something like this in one of our scripts:
> 
> add_definitions(-EHsc)
> and we add a .rc - file to the sources.
> Now rc.exe fails because of unknown command '-EHsc' because 
> add_defintions() is also dded to RC_FLAGS... :(
> 
> [ 85%] Building RC object ksirk/ksirk/CMakeFiles/ksirk.dir/ksirk.res
> fatal error RC1106: invalid option: -EHsc
> 
> 
> Any idea how to fix this?


Don't use add_definitions for compiler flags.  Use CMAKE_CXX_FLAGS or 
CMAKE_C_FLAGS.

-Bill