1 if(APPLE)

     2     #let's look for the installed sdlmain file; if it is not found, let's build our own

     3     find_package(SDL REQUIRED)

     4 

     5     include_directories(${SDL_INCLUDE_DIR})

     6     add_library (SDLmain STATIC ${CMAKE_CURRENT_SOURCE_DIR}/SDLMain.m)

     7 endif(APPLE)

     8