Update Visual Studio for new BUS class, and fix some minor warnings.

src/debugger/gui/CartBUSWidget.cxx

@@ -34,7 +34,7 @@ CartridgeBUSWidget::CartridgeBUSWidget(
                 VGAP = 4;
 
   int xpos = HBORDER, ypos = VBORDER;
-  int ds2_rows;
+  int ds2_rows = 0;
 
 //  if (cart.myBUSSubtype == CartridgeBUS::BUSSubtype::BUS0)
 //  {
@@ -397,7 +397,6 @@ void CartridgeBUSWidget::loadConfig()
   }
   myMusicWaveformSizes->setList(alist, vlist, changed);
 
-  
   if (myCart.myBUSSubtype == CartridgeBUS::BUSSubtype::BUS3)
   {
     alist.clear();  vlist.clear();  changed.clear();

src/emucore/CartBUS.cxx

@@ -307,8 +307,8 @@ uInt8 CartridgeBUS::peek(uInt16 address)
       uInt8 result = 0;
 
       // Get the index of the data fetcher that's being accessed
-      uInt32 index = address & 0x0f;
-      uInt32 function = (address >> 4) & 0x01;
+      const uInt32 index = address & 0x0f;
+      const uInt32 function = (address >> 4) & 0x01;
 
       switch(function)
       {
@@ -335,20 +335,28 @@ uInt8 CartridgeBUS::peek(uInt16 address)
               break;
 
             case 0x08:  // 0x18 = AMPLITUDE
+            {
               // Update the music data fetchers (counter & flag)
               updateMusicModeDataFetchers();
 
               // using myDisplayImage[] instead of myProgramImage[] because waveforms
               // can be modified during runtime.
-              uInt32 i = myDisplayImage[(getWaveform(0) ) + (myMusicCounters[0] >> myMusicWaveformSize[0])] +
+              const uInt32 i = myDisplayImage[(getWaveform(0)) + (myMusicCounters[0] >> myMusicWaveformSize[0])] +
                 myDisplayImage[(getWaveform(1)) + (myMusicCounters[1] >> myMusicWaveformSize[1])] +
                 myDisplayImage[(getWaveform(2)) + (myMusicCounters[2] >> myMusicWaveformSize[2])];
 
-              result = uInt8(i);
+              result = static_cast<uInt8>(i);
+              break;
+            }
+
+            default:
               break;
           }
           break;
         }
+
+        default:
+          break;
       }
 
       return result;
@@ -402,6 +410,9 @@ uInt8 CartridgeBUS::peek(uInt16 address)
         case 0xFF3: // CALLFN
           // these are write-only
           break;
+
+        default:
+          break;
       }
     }
     else if (myBUSSubtype == BUSSubtype::BUS0)
@@ -762,6 +773,9 @@ bool CartridgeBUS::poke(uInt16 address, uInt8 value)
           case 0x0A:  // 0x1A CALLFUNCTION
             callFunction(value);
             break;
+
+          default:
+            break;
         }
       }
     }
@@ -1142,9 +1156,8 @@ void CartridgeBUS::setupVersion()
   // 3 versions of the BUS driver have been found. Location of the BUS
   // strings are in a different location for each.
 
-
   // get offset of BUS ID
-  uInt32 busOffset = scanBUSDriver(0x00535542);
+  const uInt32 busOffset = scanBUSDriver(0x00535542);
 
   switch(busOffset)
   {

src/windows/FSNodeWINDOWS.cxx

@@ -191,7 +191,7 @@ bool FilesystemNodeWINDOWS::
         current_drive += _tcslen(current_drive) + 1)
     {
       FilesystemNodeWINDOWS entry;
-      char drive_name[2];
+      char drive_name[2] = { 0, 0 };
 
       drive_name[0] = toAscii(current_drive)[0];
       drive_name[1] = '\0';

src/windows/Stella.vcxproj

@@ -711,6 +711,7 @@
     <ClCompile Include="..\debugger\gui\CartBFWidget.cxx">
       <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug-NoDebugger|x64'">true</ExcludedFromBuild>
     </ClCompile>
+    <ClCompile Include="..\debugger\gui\CartBUSInfoWidget.cxx" />
     <ClCompile Include="..\debugger\gui\CartBUSWidget.cxx">
       <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug-NoDebugger|x64'">true</ExcludedFromBuild>
     </ClCompile>
@@ -1893,6 +1894,7 @@
     <ClInclude Include="..\debugger\gui\CartBFWidget.hxx">
       <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug-NoDebugger|x64'">true</ExcludedFromBuild>
     </ClInclude>
+    <ClInclude Include="..\debugger\gui\CartBUSInfoWidget.hxx" />
     <ClInclude Include="..\debugger\gui\CartBUSWidget.hxx">
       <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug-NoDebugger|x64'">true</ExcludedFromBuild>
     </ClInclude>

src/windows/Stella.vcxproj.filters

@@ -1137,6 +1137,9 @@
     <ClCompile Include="..\debugger\gui\Cart0FA0Widget.cxx">
       <Filter>Source Files\debugger</Filter>
     </ClCompile>
+    <ClCompile Include="..\debugger\gui\CartBUSInfoWidget.cxx">
+      <Filter>Source Files\debugger</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="..\common\bspf.hxx">
@@ -2354,6 +2357,9 @@
     <ClInclude Include="..\debugger\gui\Cart0FA0Widget.hxx">
       <Filter>Header Files\debugger</Filter>
     </ClInclude>
+    <ClInclude Include="..\debugger\gui\CartBUSInfoWidget.hxx">
+      <Filter>Header Files\debugger</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <None Include="stella.ico">