On Thu, Feb 9, 2012 at 1:11 PM, [email protected] <[email protected]> wrote: > On Thu, Feb 9, 2012 at 1:07 PM, Felix Fietkau <[email protected]> wrote: >> On 2012-02-09 6:46 PM, [email protected] wrote: >>> The Cairo package selects two features: >>> >>> FEATURE_drawing-backend_DirectFB:directfb \ >>> FEATURE_drawing-backend_libX11:libX11 >>> >>> How do I extend this so that the menuconfig UI will also give me a >>> menu option of NONE? It is not obvious to me how to create a FEATURE >>> choice that does nothing. >>> >>> Both of these are optional for Cairo but there isn't anyway to turn >>> them both off. They come up as a radio button with just two choices. >>> For development I turned the features off locally by removing the two >>> lines from the Makefile. >>> >>> Cario is able to draw to /dev/fb without having directfb around. >> If you need it for dependencies, you could add a hidden config symbol >> (without prompt) that defaults to y and depends on >> (!FEATURE_drawing-backend_DirectFB && !FEATURE_drawing-backend_libX11).
You can't achieve (!FEATURE_drawing-backend_DirectFB && !FEATURE_drawing-backend_libX11) because the existence of the radio button cause one of the two to always be picked. > > I can try that, but won't the radio button in menuconfig automatically > select one of the two features? There isn't any way to get the radio > button to select neither option. > > >> >> - Felix >> _______________________________________________ >> openwrt-devel mailing list >> [email protected] >> https://lists.openwrt.org/mailman/listinfo/openwrt-devel > > > > -- > Jon Smirl > [email protected] -- Jon Smirl [email protected] _______________________________________________ openwrt-devel mailing list [email protected] https://lists.openwrt.org/mailman/listinfo/openwrt-devel
