Fixed bug in closing SerialPort explicitly; it takes care of closing itself.

git-svn-id: svn://svn.code.sf.net/p/stella/code/trunk@3142 8b62c5a3-ac7e-4cc8-8f21-d9a121418aba

Changes.txt

@@ -12,6 +12,14 @@
                                Release History
 ===========================================================================
 
+4.5 to 4.6: (January 1, 2015)
+
+  * Fixed bug when running ROMs using AtariVox controllers; the app would
+    crash upon exiting the ROM.
+
+-Have fun!
+
+
 4.2 to 4.5: (January 1, 2015)
 
   * The conversion to C++11 has begun :)  From this point on, to build
@@ -59,8 +67,6 @@
 
   * Updated included PNG library to latest stable version.
 
--Have fun!
-
 
 4.1.1 to 4.2: (October 28, 2014)
 

src/emucore/AtariVox.cxx

@@ -48,7 +48,6 @@ AtariVox::AtariVox(Jack jack, const Event& event, const System& system,
 // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 AtariVox::~AtariVox()
 {
-  mySerialPort.closePort();
 }
 
 // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

src/emucore/SerialPort.hxx

@@ -44,11 +44,6 @@ class SerialPort
     */
     virtual bool openPort(const string& device) { return false; }
 
-    /**
-      Close a previously opened serial port.
-    */
-    virtual void closePort() { }
-
     /**
       Read a byte from the serial port.
 
@@ -64,6 +59,12 @@ class SerialPort
       @return  True if a byte was written, else false
     */
     virtual bool writeByte(const uInt8* data) { return false; }
+
+  private:
+    /**
+      Close a previously opened serial port.
+    */
+    virtual void closePort() { }
 };
 
 #endif