eliminate the UDP send thread

src/ca/repeaterSubscribeTimer.cpp

@@ -14,15 +14,25 @@
 
 #include "iocinf.h"
 
-repeaterSubscribeTimer::repeaterSubscribeTimer (udpiiu &iiuIn, osiTimerQueue &queueIn) :
-    osiTimer (queueIn), iiu (iiuIn)
+repeaterSubscribeTimer::repeaterSubscribeTimer ( udpiiu &iiuIn, osiTimerQueue &queueIn ) :
+    osiTimer ( 10.0, queueIn ), iiu ( iiuIn ), attempts ( 0 ), registered ( false ), once (false)
 {
 }
 
 void repeaterSubscribeTimer::expire ()
 {
-    this->iiu.contactRepeater = 1u;
-    semBinaryGive (this->iiu.xmitSignal);
+    static const unsigned nTriesToMsg = 50;
+    this->attempts++;
+
+    if ( this->attempts > nTriesToMsg && ! this->once ) {
+        ca_printf (
+    "Unable to contact CA repeater after %u tries\n", nTriesToMsg);
+        ca_printf (
+    "Silence this message by starting a CA repeater daemon\n");
+        this->once = true;
+    }
+
+    this->iiu.repeaterRegistrationMessage ( this->attempts );
 }
 
 void repeaterSubscribeTimer::destroy ()
@@ -31,17 +41,12 @@ void repeaterSubscribeTimer::destroy ()
 
 bool repeaterSubscribeTimer::again () const
 {
-    if (this->iiu.repeaterContacted) {
-        return false;
-    }
-    else {
-        return true;
-    }
+    return ( ! this->registered );
 }
 
 double repeaterSubscribeTimer::delay () const
 {
-    return REPEATER_TRY_PERIOD;
+    return 1.0;
 }
 
 void repeaterSubscribeTimer::show (unsigned /* level */ ) const
@@ -53,3 +58,7 @@ const char *repeaterSubscribeTimer::name () const
     return "repeaterSubscribeTimer";
 }
 
+void repeaterSubscribeTimer::confirmNotify ()
+{
+    this->registered = true;
+}