Tools: add build option for guided-mode-requests

Tools/scripts/build_options.py

@@ -430,6 +430,9 @@ def config_option(self):
     Feature('Networking', 'CAN MCAST', 'AP_NETWORKING_CAN_MCAST_ENABLED', 'Enable CAN multicast bridge', 0, None),
 
     Feature('DroneCAN', 'DroneCAN', 'HAL_ENABLE_DRONECAN_DRIVERS', 'Enable DroneCAN support', 0, None),
+
+    Feature('MAVLink', 'GUIDED_MISSION_REQUESTS', 'HAL_GCS_GUIDED_MISSION_REQUESTS_ENABLED', 'Enable changing position and location with mission requests in guided mode', 0, None),  # noqa:E501
+
 ]
 
 BUILD_OPTIONS.sort(key=lambda x: (x.category + x.label))

Tools/scripts/extract_features.py

@@ -257,6 +257,8 @@ def __init__(self, filename, nm="arm-none-eabi-nm", strings="strings"):
             ('AP_MAVLINK_MAV_CMD_SET_HAGL_ENABLED', 'Plane::handle_external_hagl'),
             ('AP_MAVLINK_MSG_VIDEO_STREAM_INFORMATION_ENABLED', 'AP_Camera::send_video_stream_information'),
 
+            ('HAL_GCS_GUIDED_MISSION_REQUESTS_ENABLED', 'GCS_MAVLINK::handle_mission_item_guided_mode_request'),
+
             ('AP_DRONECAN_HIMARK_SERVO_SUPPORT', 'AP_DroneCAN::SRV_send_himark'),
             ('AP_DRONECAN_HOBBYWING_ESC_SUPPORT', 'AP_DroneCAN::hobbywing_ESC_update'),
             ('COMPASS_CAL_ENABLED', 'CompassCalibrator::stop'),