Macro LOG_MASK 

macro_rules! LOG_MASK {
    ($($arg:tt)*) => { ... };
}

LOG_MASK is used to create the priority mask in setlogmask. For a single Priority mask used with Priority can be used with | & ! bit operations LOG_MASK()

Examples

    LOG_MASK!(Priority::LOG_ALERT) | LOG_MASK!(Priority::LOG_INFO)