forgot virtual in StreamOutput, manually adding

diff --git a/src/libs/StreamOutput.h b/src/libs/StreamOutput.h
index 021ef93..ef17502 100644 (file)
--- a/src/libs/StreamOutput.h
+++ b/src/libs/StreamOutput.h
@@ -4,7 +4,7 @@
 class StreamOutput {
     public:
        StreamOutput(){}
-       int printf(const char* format, ...){}
+       virtual int printf(const char* format, ...){}