APPLE sucks and their libc libraries are old as fuck so c++23 things are not available like linux. Added MAC support so i can develop

CMakeLists.txt

@@ -20,6 +20,27 @@ FetchContent_Declare(SFML
     EXCLUDE_FROM_ALL
     SYSTEM)
 FetchContent_MakeAvailable(SFML)
+# Detect macOS
+if(APPLE)
+    message(STATUS "Detected macOS — using range-v3 for cartesian_product")
+
+    include(FetchContent)
+    FetchContent_Declare(
+        range-v3
+        GIT_REPOSITORY https://github.com/ericniebler/range-v3.git
+        GIT_TAG 0.12.0
+        GIT_SHALLOW ON
+    )
+    FetchContent_MakeAvailable(range-v3)
+
+    # Add include directory globally or per target
+    include_directories(${range-v3_SOURCE_DIR}/include)
+
+    # Optional: expose a macro so you can #ifdef it in code
+    add_compile_definitions(USE_RANGE_V3)
+else()
+    message(STATUS "Non-macOS system — assuming std::views::cartesian_product is available")
+endif()
 
 add_executable(SFML_game_engine ${SOURCES})
 target_link_libraries(SFML_game_engine