Fix problem caused by thread not properly terminated in director_thread test. This was cause crash in Python 3

git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk@11161 626c5289-ae23-0410-ae9c-e8d60b6d4f22

Examples/test-suite/director_thread.i

@@ -13,6 +13,7 @@
 #include <process.h>
 #else
 #include <pthread.h>
+#include <signal.h>
 #include <unistd.h>
 #endif
 
@@ -27,6 +28,8 @@ extern "C" {
   void* working(void* t);
   pthread_t thread;
 #endif
+  static int thread_terminate = 0;
+  
 }
 %}
 
@@ -51,6 +54,15 @@ extern "C" {
     virtual ~Foo()  {
     }
 
+    void stop() {
+      thread_terminate = 1;
+    %#ifdef _WIN32
+      /*TODO(bhy) what to do for win32? */
+    %#else  
+      pthread_join(thread, NULL);
+    %#endif
+    }
+
     void run() {
 %#ifdef _WIN32
       _beginthreadex(NULL,0,working,this,0,&thread_id);
@@ -75,10 +87,15 @@ extern "C" {
 #endif
   {
     Foo* f = static_cast<Foo*>(t);
-    while (1) {
+    while ( ! thread_terminate ) {
       MilliSecondSleep(50);
       f->do_foo();
     }
+#ifdef _WIN32
+    /* TODO(bhy) what's the corresponding of pthread_exit in win32? */
+#else
+    pthread_exit(0);
+#endif
     return 0;
   }
 }

Examples/test-suite/python/director_thread_runme.py

@@ -14,3 +14,5 @@ d.run()
 if d.val >= 0:
     print d.val
     raise RuntimeError
+
+d.stop()