fix qmake file

wfview.pro

@@ -125,6 +125,7 @@ SOURCES += main.cpp\
     repeatersetup.cpp \
     rigctld.cpp \
     rtaudio/RtAudio.cpp
+    ring/ring.cpp
 
 HEADERS  += wfmain.h \
     commhandler.h \
@@ -149,7 +150,8 @@ HEADERS  += wfmain.h \
     repeaterattributes.h \
     rigctld.h \
     rtaudio/RtAudio.h \
-	ulaw.h
+    ulaw.h \
+    ring/ring.h
 
 
 FORMS    += wfmain.ui \