- if (nread == -1) error_message = "EOF from scanner";
- else if (nread < 0) error_message = "timeout from scanner";
- else if (nread == 0) error_message = "got nothing from scanner";
+ if (nread == -1) error_message = US"EOF from scanner";
+ else if (nread < 0) error_message = US"timeout from scanner";
+ else if (nread == 0) error_message = US"got nothing from scanner";