fixed gnu warnings

src/libCom/osi/osiThread.cpp

@@ -4,7 +4,9 @@
 // Author: Jeff Hill
 //
 
+#include <stdio.h>
 #include <stddef.h>
+
 #define epicsExportSharedSymbols
 #include "osiThread.h"
 
@@ -12,6 +14,7 @@ static void osiThreadCallEntryPoint (void *pPvt)
 {
     osiThread *pThread = static_cast<osiThread *> (pPvt);
     pThread->entryPoint ();
+    pThread->exit.signal ();
 }
 
 osiThread::osiThread (const char *name, unsigned stackSize,
@@ -20,3 +23,10 @@ osiThread::osiThread (const char *name, unsigned stackSize,
     this->id =  threadCreate (name, priority, stackSize,
         osiThreadCallEntryPoint, static_cast <void *> (this) );
 }
+
+osiThread::~osiThread ()
+{
+    while ( !this->exit.wait (5.0) ) {
+        printf ("osiThread::~osiThread (): Warning, thread object destroyed before thread exit \n");
+    }
+}

src/libCom/osi/osiThread.h

@@ -88,11 +88,15 @@ epicsShareFunc void * epicsShareAPI threadPrivateGet (threadPrivateId);
 #ifdef __cplusplus
 
 #include "locationException.h"
+#include "osiEvent.h"
 
-class osiThread {
+static void osiThreadCallEntryPoint (void *pPvt); // for gnu warning
+
+class epicsShareClass osiThread {
 public:
     osiThread (const char *name, unsigned stackSize,
         unsigned priority=threadPriorityLow);
+    virtual ~osiThread ();
 
     virtual void entryPoint () = 0;
 
@@ -112,6 +116,9 @@ public:
     static const char * getNameSelf ();
 private:
     threadId id;
+    osiEvent exit;
+
+    friend void osiThreadCallEntryPoint (void *pPvt);
 };
 
 template <class T>