a4e206e170
This allows to check if ZWP_LINUX_BUFFER_PARAMS_V1_FLAGS_Y_INVERT is interpreted correctly by the compositor. We introduce an OPT_* bitmask to hold this flag and possible future command line flags. Signed-off-by: Guido Günther <agx@sigxcpu.org> Reviewed-by: Pekka Paalanen <pekka.paalanen@collabora.co.uk>