Copy macOS frameworks via cp -a instead of cp -r to not mess up s…

…ymbolic links (#8750)

tools/build_macos_dependencies.sh

@@ -74,7 +74,7 @@ if [ "$USE_LEGACY_OPENGL" = "0" ]; then
         pushd kivy-dependencies/dist
         mkdir $MACOS__ANGLE__FOLDER
         tar -xzf ../download/${MACOS__ANGLE__FOLDER}.tar.gz -C $MACOS__ANGLE__FOLDER
-        cp -r ${MACOS__ANGLE__FOLDER}/include/* include
+        cp -a ${MACOS__ANGLE__FOLDER}/include/* include
         cp ${MACOS__ANGLE__FOLDER}/*.dylib lib
         rm -r $MACOS__ANGLE__FOLDER
         popd
@@ -107,7 +107,7 @@ pushd $MACOS__LIBPNG__FOLDER
   cmake --install build/ --config Release
 
 # for some reason, the framework is installed in lib instead of Frameworks
-cp -r ../../dist/lib/png.framework ../../dist/Frameworks
+cp -a ../../dist/lib/png.framework ../../dist/Frameworks
 
 popd
 
@@ -121,21 +121,21 @@ else
                 -project Xcode/SDL/SDL.xcodeproj -target Framework -configuration Release \
                 GCC_PREPROCESSOR_DEFINITIONS='$(GCC_PREPROCESSOR_DEFINITIONS) SDL_VIDEO_OPENGL=0'
 fi
-cp -r Xcode/SDL/build/Release/SDL2.framework ../../dist/Frameworks
+cp -a Xcode/SDL/build/Release/SDL2.framework ../../dist/Frameworks
 popd
 
 echo "-- Build SDL2_mixer (Universal)"
 pushd $MACOS__SDL2_MIXER__FOLDER
 xcodebuild ONLY_ACTIVE_ARCH=NO MACOSX_DEPLOYMENT_TARGET=10.15 \
         -project Xcode/SDL_mixer.xcodeproj -target Framework -configuration Release
-cp -r Xcode/build/Release/SDL2_mixer.framework ../../dist/Frameworks
+cp -a Xcode/build/Release/SDL2_mixer.framework ../../dist/Frameworks
 popd
 
 echo "-- Build SDL2_image (Universal)"
 pushd $MACOS__SDL2_IMAGE__FOLDER
 xcodebuild ONLY_ACTIVE_ARCH=NO MACOSX_DEPLOYMENT_TARGET=10.13 \
         -project Xcode/SDL_image.xcodeproj -target Framework -configuration Release
-cp -r Xcode/build/Release/SDL2_image.framework ../../dist/Frameworks
+cp -a Xcode/build/Release/SDL2_image.framework ../../dist/Frameworks
 popd
 
 echo "-- Build SDL2_ttf (Universal)"
@@ -147,7 +147,7 @@ xcodebuild ONLY_ACTIVE_ARCH=NO MACOSX_DEPLOYMENT_TARGET=10.15 \
         HEADER_SEARCH_PATHS='$(HEADER_SEARCH_PATHS) '"$LIBPNG_SEARCH_PATH" \
         OTHER_LDFLAGS='$(OTHER_LDFLAGS) -framework png'
 
-cp -r Xcode/build/Release/SDL2_ttf.framework ../../dist/Frameworks
+cp -a Xcode/build/Release/SDL2_ttf.framework ../../dist/Frameworks
 popd
 
-popd
+popd