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quickemu

@@ -854,7 +854,6 @@ function configure_display() {
 
     # Map Quickemu $display to QEMU -display
     case ${display} in
-        cocoa)      DISPLAY_RENDER="${display},gl=${gl}";;
         gtk)        DISPLAY_RENDER="${display},grab-on-hover=on,zoom-to-fit=off,gl=${gl}";;
         none|spice) DISPLAY_RENDER="none";;
         sdl)        DISPLAY_RENDER="${display},gl=${gl}";;
@@ -1582,9 +1581,8 @@ function display_param_check() {
 
     if [ "${OS_KERNEL}" == "Darwin" ]; then
         if [ "${display}" != "cocoa" ] && [ "${display}" != "none" ]; then
-          echo "WARNING! Requested output '${display}' but only 'cocoa' is avalible on macOS."
-          echo "         Setting display to 'cocoa'."
-          display="cocoa"
+          echo "ERROR! Requested output '${display}' but only 'cocoa' and 'none' are avalible on macOS."
+          exit 1
         fi
     else
         if [ "${display}" != "gtk" ] && [ "${display}" != "none" ] && [ "${display}" != "sdl" ] && [ "${display}" != "spice" ] && [ "${display}" != "spice-app" ]; then
@@ -1609,7 +1607,7 @@ function display_param_check() {
     # Disable GL for cocoa
     # Enable grab-on-hover for SDL: https://github.com/quickemu-project/quickemu/issues/541
     case "${display}" in
-        cocoa) gl="es";;
+        cocoa) gl="off";;
         sdl) export SDL_MOUSE_FOCUS_CLICKTHROUGH=1;;
     esac
 }