Replaced std::auto_ptr by std::unique_ptr because the latter is deprecated

src/plugins/streamers/lefdef/db_plugin/dbDEFImporter.cc

@@ -902,10 +902,10 @@ DEFImporter::read_vias (db::Layout & /*layout*/, db::Cell & /*design*/, double s
     ViaDesc &vd = m_via_desc.insert (std::make_pair (n, ViaDesc ())).first->second;
 
     //  produce a cell for vias
-    std::auto_ptr<RuleBasedViaGenerator> rule_based_vg;
-    std::auto_ptr<GeometryBasedLayoutGenerator> geo_based_vg;
+    std::unique_ptr<RuleBasedViaGenerator> rule_based_vg;
+    std::unique_ptr<GeometryBasedLayoutGenerator> geo_based_vg;
 
-    std::auto_ptr<LEFDEFLayoutGenerator> via_generator;
+    std::unique_ptr<LEFDEFLayoutGenerator> via_generator;
     std::set<std::string> seen_layers;
     std::vector<std::string> routing_layers;
 

src/plugins/streamers/lefdef/db_plugin/dbLEFImporter.cc

@@ -643,11 +643,11 @@ LEFImporter::read_viadef (Layout &layout)
   test (";");
 
   if (test ("VIARULE")) {
-    std::auto_ptr<RuleBasedViaGenerator> vg (new RuleBasedViaGenerator ());
+    std::unique_ptr<RuleBasedViaGenerator> vg (new RuleBasedViaGenerator ());
     read_viadef_by_rule (vg.get (), via_desc, n, layout.dbu ());
     reader_state ()->register_via_cell (n, vg.release ());
   } else {
-    std::auto_ptr<GeometryBasedLayoutGenerator> vg (new GeometryBasedLayoutGenerator ());
+    std::unique_ptr<GeometryBasedLayoutGenerator> vg (new GeometryBasedLayoutGenerator ());
     read_viadef_by_geometry (vg.get (), via_desc, n, layout.dbu ());
     reader_state ()->register_via_cell (n, vg.release ());
   }

src/plugins/streamers/lefdef/lay_plugin/layLEFDEFImport.cc

@@ -123,7 +123,7 @@ public:
         }
         config_root->config_end ();
 
-        std::auto_ptr<db::Layout> layout (new db::Layout ());
+        std::unique_ptr<db::Layout> layout (new db::Layout ());
 
         tl::InputStream stream (data.file);
 

src/plugins/tools/net_tracer/db_plugin/dbNetTracer.cc

@@ -817,7 +817,7 @@ NetTracerLayerExpression::make_l2n_region (db::LayoutToNetlist &l2n, std::map <u
     rhb = make_l2n_region_for_org (l2n, region_cache, m_b, std::string ());
   }
 
-  std::auto_ptr<db::Region> res (new db::Region (*rha->get ()));
+  std::unique_ptr<db::Region> res (new db::Region (*rha->get ()));
 
   if (m_op == OPAnd) {
     *res &= *rhb->get ();

src/plugins/tools/net_tracer/db_plugin/dbNetTracerIO.cc

@@ -254,7 +254,7 @@ NetTracerConnectionInfo::NetTracerConnectionInfo (const NetTracerLayerExpression
 
 static int get_layer_id (const NetTracerLayerExpressionInfo &e, const db::Layout &layout, const NetTracerTechnologyComponent &tech, NetTracerData *data)
 {
-  std::auto_ptr<NetTracerLayerExpression> expr_in (NetTracerLayerExpressionInfo::compile (e.to_string ()).get (layout, tech));
+  std::unique_ptr<NetTracerLayerExpression> expr_in (NetTracerLayerExpressionInfo::compile (e.to_string ()).get (layout, tech));
   int l = expr_in->alias_for ();
   if (l < 0 && data) {
     l = data->find_symbol (e.to_string ());
@@ -531,7 +531,7 @@ NetTracerTechnologyComponent::get_tracer_data (const db::Layout &layout) const
       throw tl::Exception (tl::to_string (tr ("Missing expression on symbol specification #%d")), n);
     }
     try {
-      std::auto_ptr<NetTracerLayerExpression> expr_in (NetTracerLayerExpressionInfo::compile (s->expression ()).get (layout, *this));
+      std::unique_ptr<NetTracerLayerExpression> expr_in (NetTracerLayerExpressionInfo::compile (s->expression ()).get (layout, *this));
     } catch (tl::Exception &ex) {
       throw tl::Exception (tl::to_string (tr ("Error compiling expression '%s' (symbol #%d): %s")), s->expression (), n, ex.msg ());
     }

src/plugins/tools/net_tracer/lay_plugin/layNetTracerDialog.cc

@@ -573,7 +573,7 @@ NetTracerDialog::menu_activated (const std::string &symbol)
     const lay::CellView &cv = view ()->cellview (view ()->active_cellview_index ());
     if (cv.is_valid ()) {
       db::RecursiveShapeIterator si (cv->layout (), *cv.cell (), std::vector<unsigned int> ());
-      std::auto_ptr <db::LayoutToNetlist> l2ndb (new db::LayoutToNetlist (si));
+      std::unique_ptr <db::LayoutToNetlist> l2ndb (new db::LayoutToNetlist (si));
       trace_all_nets (l2ndb.get (), cv, flat);
       unsigned int l2ndb_index = view ()->add_l2ndb (l2ndb.release ());
       view ()->open_l2ndb_browser (l2ndb_index, view ()->index_of_cellview (&cv));

src/plugins/tools/view_25d/lay_plugin/layD25ViewWidget.h

@@ -123,7 +123,7 @@ public slots:
 private:
   typedef lay::mem_chunks<GLfloat, 1024 * 18> chunks_type;
 
-  std::auto_ptr<D25InteractionMode> mp_mode;
+  std::unique_ptr<D25InteractionMode> mp_mode;
   QOpenGLShaderProgram *m_shapes_program, *m_gridplane_program;
   std::string m_error;
   double m_scale_factor;