pns: fixed a few memleaks & conditional jumps depending on uninitalized variables

common/geometry/shape_collisions.cpp

@@ -466,31 +466,32 @@ bool SHAPE::Collide( const SHAPE* aShape, int aClerance ) const
     return CollideShapes( this, aShape, aClerance, false, dummy );
 }
 
-bool SHAPE_RECT::Collide( const SEG& aSeg, int aClearance ) const
-    {
-        //VECTOR2I pmin = VECTOR2I( std::min( aSeg.a.x, aSeg.b.x ), std::min( aSeg.a.y, aSeg.b.y ) );
-        //VECTOR2I pmax = VECTOR2I( std::max( aSeg.a.x, aSeg.b.x ), std::max( aSeg.a.y, aSeg.b.y ));
-        //BOX2I r( pmin, VECTOR2I( pmax.x - pmin.x, pmax.y - pmin.y ) );
 
-        //if( BBox( 0 ).SquaredDistance( r ) > aClearance * aClearance )
-        //    return false;
+bool SHAPE_RECT::Collide( const SEG& aSeg, int aClearance ) const
+{
+    //VECTOR2I pmin = VECTOR2I( std::min( aSeg.a.x, aSeg.b.x ), std::min( aSeg.a.y, aSeg.b.y ) );
+    //VECTOR2I pmax = VECTOR2I( std::max( aSeg.a.x, aSeg.b.x ), std::max( aSeg.a.y, aSeg.b.y ));
+    //BOX2I r( pmin, VECTOR2I( pmax.x - pmin.x, pmax.y - pmin.y ) );
 
-        if( BBox( 0 ).Contains( aSeg.A ) || BBox( 0 ).Contains( aSeg.B ) )
-            return true;
+    //if( BBox( 0 ).SquaredDistance( r ) > aClearance * aClearance )
+    //    return false;
 
-        VECTOR2I vts[] = { VECTOR2I( m_p0.x, m_p0.y ),
-                           VECTOR2I( m_p0.x, m_p0.y + m_h ),
-                           VECTOR2I( m_p0.x + m_w, m_p0.y + m_h ),
-                           VECTOR2I( m_p0.x + m_w, m_p0.y ),
-                           VECTOR2I( m_p0.x, m_p0.y ) };
+    if( BBox( 0 ).Contains( aSeg.A ) || BBox( 0 ).Contains( aSeg.B ) )
+        return true;
 
-        for( int i = 0; i < 4; i++ )
-        {
-            SEG s( vts[i], vts[i + 1], i );
+    VECTOR2I vts[] = { VECTOR2I( m_p0.x, m_p0.y ),
+                        VECTOR2I( m_p0.x, m_p0.y + m_h ),
+                        VECTOR2I( m_p0.x + m_w, m_p0.y + m_h ),
+                        VECTOR2I( m_p0.x + m_w, m_p0.y ),
+                        VECTOR2I( m_p0.x, m_p0.y ) };
 
-            if( s.Distance( aSeg ) < aClearance )
-                return true;
-        }
+    for( int i = 0; i < 4; i++ )
+    {
+        SEG s( vts[i], vts[i + 1], i );
 
-        return false;
+        if( s.Distance( aSeg ) < aClearance )
+            return true;
     }
+
+    return false;
+}

pcbnew/router/pns_kicad_iface.cpp

@@ -295,6 +295,7 @@ public:
     ~PNS_PCBNEW_DEBUG_DECORATOR()
     {
         Clear();
+        delete m_items;
     }
 
     void SetView( KIGFX::VIEW* aView )
@@ -416,11 +417,14 @@ PNS_KICAD_IFACE::PNS_KICAD_IFACE()
 
 PNS_KICAD_IFACE::~PNS_KICAD_IFACE()
 {
-    if( m_ruleResolver )
-        delete m_ruleResolver;
+    delete m_ruleResolver;
+    delete m_debugDecorator;
 
-    if( m_debugDecorator )
-        delete m_debugDecorator;
+    if( m_previewItems )
+    {
+        m_previewItems->FreeItems();
+        delete m_previewItems;
+    }
 }
 
 
@@ -741,9 +745,7 @@ void PNS_KICAD_IFACE::SyncWorld( PNS_NODE *aWorld )
 
     int worstClearance = m_board->GetDesignSettings().GetBiggestClearanceValue();
 
-    if( m_ruleResolver )
-        delete m_ruleResolver;
-
+    delete m_ruleResolver;
     m_ruleResolver = new PNS_PCBNEW_RULE_RESOLVER( m_board, m_router );
 
     aWorld->SetRuleResolver( m_ruleResolver );
@@ -892,9 +894,7 @@ void PNS_KICAD_IFACE::SetView( KIGFX::VIEW *aView )
     m_view->Add( m_previewItems );
     m_previewItems->ViewSetVisible( true );
 
-    if( m_debugDecorator )
-        delete m_debugDecorator;
-
+    delete m_debugDecorator;
     m_debugDecorator = new PNS_PCBNEW_DEBUG_DECORATOR();
     m_debugDecorator->SetView( m_view );
 }

pcbnew/router/pns_node.cpp

@@ -205,6 +205,7 @@ struct PNS_NODE::DEFAULT_OBSTACLE_VISITOR : public PNS_OBSTACLE_VISITOR
         m_kindMask( aKindMask ),
         m_limitCount( -1 ),
         m_matchCount( 0 ),
+        m_extraClearance( 0 ),
         m_differentNetsOnly( aDifferentNetsOnly ),
         m_forceClearance( -1 )
     {

pcbnew/router/pns_tool_base.cpp

@@ -68,7 +68,10 @@ TOOL_ACTION PNS_TOOL_BASE::ACT_RouterOptions( "pcbnew.InteractiveRouter.RouterOp
 PNS_TOOL_BASE::PNS_TOOL_BASE( const std::string& aToolName ) :
     TOOL_INTERACTIVE( aToolName )
 {
+    m_gridHelper = NULL;
+    m_iface = NULL;
     m_router = NULL;
+
     m_startItem = NULL;
     m_startLayer = 0;
 
@@ -83,20 +86,18 @@ PNS_TOOL_BASE::PNS_TOOL_BASE( const std::string& aToolName ) :
 
 PNS_TOOL_BASE::~PNS_TOOL_BASE()
 {
-    delete m_router;
     delete m_gridHelper;
+    delete m_iface;
+    delete m_router;
 }
 
 
 
 void PNS_TOOL_BASE::Reset( RESET_REASON aReason )
 {
-    if( m_router )
-        delete m_router;
-
-    if( m_gridHelper)
-        delete m_gridHelper;
-
+    delete m_gridHelper;
+    delete m_iface;
+    delete m_router;
 
     m_frame = getEditFrame<PCB_EDIT_FRAME>();
     m_ctls = getViewControls();