cmake: add `-F <SDL3-framework-parent-folder>` compile option in CMakeLists.txt

CMakeLists.txt

@@ -3159,7 +3159,12 @@ target_include_directories(SDL3_Headers
 if(SDL_FRAMEWORK)
   target_include_directories(SDL3_Headers
     INTERFACE
-      "$<INSTALL_INTERFACE:SDL3.framework/Headers>"
+      "$<INSTALL_INTERFACE:$<INSTALL_PREFIX>/SDL3.framework/Headers>"
+  )
+  # Add `-F <parent folder of SDL3.framework>` to make sure `#include "SDL3/..."` works.
+  target_compile_options(SDL3_Headers
+    INTERFACE
+      "$<INSTALL_INTERFACE:SHELL:-F $<INSTALL_PREFIX>>"
   )
 else()
   target_include_directories(SDL3_Headers

cmake/SDL3Config.cmake.in

@@ -14,10 +14,6 @@ set(_sdl3_framework @SDL_FRAMEWORK@)
 # Find SDL3::Headers
 if(NOT TARGET SDL3::Headers)
   include("${CMAKE_CURRENT_LIST_DIR}/SDL3headersTargets.cmake")
-  # Manually add `-F <parent folder of SDL3.framework>` to make sure `#include "SDL3/..."` works.
-  if(_sdl3_framework)
-    set_property(TARGET SDL3::Headers APPEND PROPERTY INTERFACE_COMPILE_OPTIONS "SHELL:-F \"@PACKAGE_CMAKE_INSTALL_PREFIX@\"")
-  endif()
 endif()
 set(SDL3_Headers_FOUND TRUE)