Coverity fixes

CIDs:
102571
168696
168701
168704
168706
168708
168710
168713
168716
168717

common/eagle_parser.cpp

@@ -934,10 +934,6 @@ ECONNECT::ECONNECT( wxXmlNode* aConnect )
     gate =  parseRequiredAttribute<string>( aConnect, "gate" );
     pin =  parseRequiredAttribute<string>( aConnect, "pin" );
     pad = parseRequiredAttribute<string>( aConnect, "pad" );
-
-    //TODO:
-    //int contactroute;
-
 };
 
 

common/gal/opengl/opengl_gal.cpp

@@ -69,7 +69,8 @@ OPENGL_GAL::OPENGL_GAL( GAL_DISPLAY_OPTIONS& aDisplayOptions, wxWindow* aParent,
     GAL( aDisplayOptions ),
     wxGLCanvas( aParent, wxID_ANY, (int*) glAttributes, wxDefaultPosition, wxDefaultSize,
                 wxEXPAND, aName ),
-    mouseListener( aMouseListener ), paintListener( aPaintListener )
+    mouseListener( aMouseListener ), paintListener( aPaintListener ), currentManager( nullptr ),
+    cachedManager( nullptr ), nonCachedManager( nullptr ), overlayManager( nullptr )
 {
     if( glMainContext == NULL )
     {
@@ -1537,6 +1538,7 @@ int OPENGL_GAL::drawBitmapChar( unsigned long aChar )
     const float TEX_Y = font_image.height;
 
     const FONT_GLYPH_TYPE* glyph = LookupGlyph(aChar);
+    wxASSERT( glyph );
 
     if( !glyph ) return 0;
 
@@ -1592,6 +1594,11 @@ void OPENGL_GAL::drawBitmapOverbar( double aLength, double aHeight )
 {
     // To draw an overbar, simply draw an overbar
     const FONT_GLYPH_TYPE* glyph = LookupGlyph( '_' );
+    wxASSERT( glyph );
+
+    if( !glyph )
+        return;
+
     const float H = glyph->maxy - glyph->miny;
 
     Save();
@@ -1642,6 +1649,7 @@ std::pair<VECTOR2D, float> OPENGL_GAL::computeBitmapTextSize( const wxString& aT
         unsigned int c = aText[i];
 
         const FONT_GLYPH_TYPE* glyph = LookupGlyph( c );
+        wxASSERT( glyph );
 
         // a few chars
         if( !glyph || // Not coded in font

common/widgets/widget_net_selector.cpp

@@ -30,16 +30,17 @@
 
 WIDGET_NET_SELECTOR::WIDGET_NET_SELECTOR (wxWindow *parent, wxWindowID id, const wxString &value, const wxPoint &pos, const wxSize &size,
     int n, const wxString choices[], long style, const wxValidator &validator, const wxString &name ) :
-    wxComboBox ( parent, id, value, pos, size, n, choices,  style, validator, name )
+    wxComboBox( parent, id, value, pos, size, n, choices, style, validator, name ),
+    m_multiple( false )
 {
-
 }
 
+
 WIDGET_NET_SELECTOR::~WIDGET_NET_SELECTOR()
 {
-
 }
 
+
 void WIDGET_NET_SELECTOR::SetMultiple( bool aMultiple )
 {
     if ( aMultiple )
@@ -51,6 +52,7 @@ void WIDGET_NET_SELECTOR::SetMultiple( bool aMultiple )
     }
 }
 
+
 void WIDGET_NET_SELECTOR::SetSelectedNet ( int aNetcode )
 {
     for( const auto& n : m_nets )
@@ -63,9 +65,11 @@ void WIDGET_NET_SELECTOR::SetSelectedNet ( int aNetcode )
     }
 }
 
+
 int WIDGET_NET_SELECTOR::GetSelectedNet()
 {
     int pos = GetSelection();
+
     for( const auto& n : m_nets )
     {
         if( n.pos == pos )
@@ -75,6 +79,7 @@ int WIDGET_NET_SELECTOR::GetSelectedNet()
     return 0;
 }
 
+
 bool WIDGET_NET_SELECTOR::IsUniqueNetSelected() const
 {
     if( m_multiple && ( GetSelection() == ( (int)GetCount() - 1 ) ) )
@@ -83,6 +88,7 @@ bool WIDGET_NET_SELECTOR::IsUniqueNetSelected() const
     return true;
 }
 
+
 void WIDGET_NET_SELECTOR::SetBoard( BOARD* aBoard )
 {
     auto& netinfo = aBoard->GetNetInfo();

common/wx_unit_binder.cpp

@@ -82,7 +82,13 @@ bool WX_UNIT_BINDER::Valid() const
 void WX_UNIT_BINDER::Enable( bool aEnable )
 {
     wxWindow* wxWin = dynamic_cast<wxWindow*>( m_textEntry );
+    wxASSERT( wxWin );
+
+    // Most text input entry widgets inherit from wxTextEntry and wxWindow, so it should be fine.
+    // Still, it is better to be safe than sorry.
+    if( wxWin )
         wxWin->Enable( aEnable );
+
     m_unitLabel->Enable( aEnable );
 }
 

eeschema/sch_eagle_plugin.cpp

@@ -278,7 +278,10 @@ static void eagleToKicadAlignment( EDA_TEXT* aText, int aEagleAlignment,
 
 SCH_EAGLE_PLUGIN::SCH_EAGLE_PLUGIN()
 {
+    m_kiway = nullptr;
     m_rootSheet = nullptr;
+    m_currentSheet = nullptr;
+    m_partlib = nullptr;
 }
 
 
@@ -480,7 +483,6 @@ void SCH_EAGLE_PLUGIN::loadSchematic( wxXmlNode* aSchematicNode )
     int sheet_count = countChildren( schematicChildren["sheets"], "sheet" );
 
     // If eagle schematic has multiple sheets.
-
     if( sheet_count > 1 )
     {
         int x, y, i;
@@ -497,17 +499,16 @@ void SCH_EAGLE_PLUGIN::loadSchematic( wxXmlNode* aSchematicNode )
             sheet->SetTimeStamp( GetNewTimeStamp() - i );    // minus the sheet index to make it unique.
             sheet->SetParent( m_rootSheet->GetScreen() );
             sheet->SetScreen( screen );
+            sheet->GetScreen()->SetFileName( sheet->GetFileName() );
 
             m_currentSheet = sheet.get();
-            sheet->GetScreen()->SetFileName( sheet->GetFileName() );
-            m_rootSheet->GetScreen()->Append( sheet.release() );
             loadSheet( sheetNode, i );
-
+            m_rootSheet->GetScreen()->Append( sheet.release() );
 
             sheetNode = sheetNode->GetNext();
             x += 2;
 
-            if( x > 10 )
+            if( x > 10 )    // start next row
             {
                 x = 1;
                 y += 2;

gerbview/class_am_param.cpp

@@ -128,7 +128,7 @@ double AM_PARAM::GetValue( const D_CODE* aDcode ) const
 
             default:
                 wxLogDebug( "AM_PARAM::GetValue(): dcode %d prm %d/%d: unexpected type %d",
-                            aDcode->m_Num_Dcode, ii, m_paramStack.size(), item.GetType() );
+                            aDcode ? aDcode->m_Num_Dcode : -1, ii, m_paramStack.size(), item.GetType() );
                 break;
         }
     }

include/eagle_parser.h

@@ -981,7 +981,7 @@ struct ECONNECT
     string  gate;
     string  pin;
     string  pad;
-    int contactroute;
+    //int contactroute; // TODO
 
     ECONNECT( wxXmlNode* aConnect );
 };

pcbnew/class_pcb_text.cpp

@@ -69,6 +69,11 @@ void TEXTE_PCB::SetTextAngle( double aAngle )
 void TEXTE_PCB::Draw( EDA_DRAW_PANEL* panel, wxDC* DC,
                       GR_DRAWMODE DrawMode, const wxPoint& offset )
 {
+    wxASSERT( panel );
+
+    if( !panel )
+        return;
+
     BOARD* brd = GetBoard();
 
     if( brd->IsLayerVisible( m_Layer ) == false )
@@ -78,8 +83,7 @@ void TEXTE_PCB::Draw( EDA_DRAW_PANEL* panel, wxDC* DC,
     auto color = frame->Settings().Colors().GetLayerColor( m_Layer );
 
     EDA_DRAW_MODE_T fillmode = FILLED;
-    DISPLAY_OPTIONS* displ_opts =
+    DISPLAY_OPTIONS* displ_opts = (DISPLAY_OPTIONS*)panel->GetDisplayOptions();
-        panel ? (DISPLAY_OPTIONS*)panel->GetDisplayOptions() : NULL;
 
     if( displ_opts && displ_opts->m_DisplayDrawItemsFill == SKETCH )
         fillmode = SKETCH;

pcbnew/kicad_clipboard.cpp

@@ -41,7 +41,10 @@ CLIPBOARD_IO::CLIPBOARD_IO():
 }
 
 
-CLIPBOARD_IO::~CLIPBOARD_IO(){}
+CLIPBOARD_IO::~CLIPBOARD_IO()
+{
+    delete m_parser;
+}
 
 
 STRING_FORMATTER* CLIPBOARD_IO::GetFormatter()
@@ -303,6 +306,7 @@ BOARD* CLIPBOARD_IO::Load( const wxString& aFileName,
     {
         board = dynamic_cast<BOARD*>( item );
     }
+
     // Give the filename to the board if it's new
     if( !aAppendToMe )
         board->SetFileName( aFileName );

pcbnew/router/pns_dragger.cpp

@@ -37,6 +37,7 @@ DRAGGER::DRAGGER( ROUTER* aRouter ) :
     m_dragStatus = false;
     m_currentMode = RM_MarkObstacles;
     m_initialVia = NULL;
+    m_freeAngleMode = false;
 }