;; Go through the line until its end is reached. ;; If we reach the end are in direct mode, then ;; go back to reading input, else look for the ;; next line, and advance to that, or else ;; return to READY prompt because we have run out ;; of program. basic_execute_line: ;; If all else fails, it's a syntax error ldx #10 jmp do_basic_error jmp basic_main_loop