FL_RUN_ONCE

#define FL_RUN_ONCE

(

code

)

Value:

    do { \
        static bool fl_run_once_flag = false; \
        if (!fl_run_once_flag) { \
            fl_run_once_flag = true; \
            code; \
        } \
    } while(0)

Referenced by CFastLED::init().