Bug 279473: Custom C/C++ Debuggers need a way to add their source containers to the preference page "C/C++, Debug, Common Source Lookup Path".

debug/org.eclipse.cdt.debug.core/plugin.properties

@@ -11,6 +11,7 @@
 #     Ken Ryall (Nokia) - Added support for breakpoint problems( 170027 )
 #     Ken Ryall (Nokia) - Added support for Breakpoint Actions ( 118308 ) 
 #	  IBM Corporation
+#     Texas Instruments - added extension point for source container type (279473) 
 ###############################################################################
 pluginName=C/C++ Development Tools Debug Model
 providerName=Eclipse CDT
@@ -21,6 +22,7 @@ PostMortemLaunch.name=C/C++ Postmortem Debugger
 
 CDebugger.name=C/C++ Development Tools Core Debugger Extension
 BreakpointAction.name=Breakpoint Action Extension
+SupportedSourceContainerTypes.name=C/C++ Supported Source Container Types Extension
 
 cLineBreakpoints.name=C/C++ Line Breakpoints
 cAddressBreakpoints.name=C/C++ Address Breakpoints

debug/org.eclipse.cdt.debug.core/plugin.xml

@@ -5,6 +5,7 @@
      <extension-point id="CDebugger" name="%CDebugger.name" schema="schema/CDebugger.exsd"/>
      <extension-point id="BreakpointActionType" name="%BreakpointAction" schema="schema/BreakpointAction.exsd"/>
      <extension-point id="BreakpointExtension" name="%BreakpointAction" schema="schema/BreakpointExtension.exsd"/>
+     <extension-point id="supportedSourceContainerTypes" name="%SupportedSourceContainerTypes.name" schema="schema/SupportedSourceContainerTypes.exsd"/>
 
     <extension
          point="org.eclipse.debug.core.launchConfigurationTypes">
@@ -256,5 +257,20 @@
             markerType="org.eclipse.cdt.debug.core.cBreakpointMarker">
       </breakpointExtension>
    </extension>
+   <extension
+         point="org.eclipse.cdt.debug.core.supportedSourceContainerTypes">
+      <sourceContainer
+            id="org.eclipse.cdt.debug.core.containerType.absolutePath"/>
+      <sourceContainer
+            id="org.eclipse.cdt.debug.core.containerType.mapping"/>
+      <sourceContainer
+            id="org.eclipse.debug.core.containerType.folder"/>
+      <sourceContainer
+            id="org.eclipse.debug.core.containerType.workspace"/>
+      <sourceContainer
+            id="org.eclipse.debug.core.containerType.directory"/>
+      <sourceContainer
+      		id="org.eclipse.debug.core.containerType.project"/>
+   </extension>
  
 </plugin>

debug/org.eclipse.cdt.debug.core/schema/SupportedSourceContainerTypes.exsd

@@ -0,0 +1,105 @@
+<?xml version='1.0' encoding='UTF-8'?>
+<!-- Schema file written by PDE -->
+<schema targetNamespace="org.eclipse.cdt.debug.core" xmlns="http://www.w3.org/2001/XMLSchema">
+<annotation>
+      <appInfo>
+         <meta.schema plugin="org.eclipse.cdt.debug.core" id="supportedSourceContainerTypes" name="C/C++ Supported Source Container Types Extension"/>
+      </appInfo>
+      <documentation>
+         The extension point provides a mechanism for contributing source container types to the preference page &quot;C/C++, Debug,Common Source Lookup Path&quot;.
+      </documentation>
+   </annotation>
+
+   <element name="extension">
+      <annotation>
+         <appInfo>
+            <meta.element />
+         </appInfo>
+      </annotation>
+      <complexType>
+         <sequence minOccurs="1" maxOccurs="unbounded">
+            <element ref="sourceContainer" minOccurs="1" maxOccurs="unbounded"/>
+         </sequence>
+         <attribute name="point" type="string" use="required">
+            <annotation>
+               <documentation>
+                  
+               </documentation>
+            </annotation>
+         </attribute>
+         <attribute name="id" type="string">
+            <annotation>
+               <documentation>
+                  
+               </documentation>
+            </annotation>
+         </attribute>
+         <attribute name="name" type="string">
+            <annotation>
+               <documentation>
+                  
+               </documentation>
+               <appInfo>
+                  <meta.attribute translatable="true"/>
+               </appInfo>
+            </annotation>
+         </attribute>
+      </complexType>
+   </element>
+
+   <element name="sourceContainer">
+      <complexType>
+         <attribute name="id" type="string" use="required">
+            <annotation>
+               <documentation>
+                  Value of this attribute must be a contribution to the extension point &quot;org.eclipse.debug.core.sourceContainerTypes&quot;.
+               </documentation>
+               <appInfo>
+                  <meta.attribute kind="identifier"/>
+               </appInfo>
+            </annotation>
+         </attribute>
+      </complexType>
+   </element>
+
+
+   <annotation>
+      <appInfo>
+         <meta.section type="examples"/>
+      </appInfo>
+      <documentation>
+         In the above example, C debugger specifies that it supports absolutePath contaner type.
+&lt;pre&gt;
+   &lt;extension
+         point=&quot;org.eclipse.cdt.debug.core.supportedSourceContainerTypes&quot;&gt;
+      &lt;sourceContainer
+            id=&quot;org.eclipse.cdt.debug.core.containerType.absolutePath&quot;/&gt;
+   &lt;/extension&gt;
+&lt;/pre&gt;
+      </documentation>
+   </annotation>
+
+   <annotation>
+      <appInfo>
+         <meta.section type="apiinfo"/>
+      </appInfo>
+      <documentation>
+         Value of the attribute id must be a contribution to the extension point &quot;org.eclipse.debug.core.sourceContainerTypes&quot;.
+      </documentation>
+   </annotation>
+
+
+   <annotation>
+      <appInfo>
+         <meta.section type="copyright"/>
+      </appInfo>
+      <documentation>
+         Copyright (c) 2009 Texas Instruments and others
+All rights reserved. This program and the accompanying materials
+are made available under the terms of the Eclipse Public License v1.0
+which accompanies this distribution, and is available at
+http://www.eclipse.org/legal/epl-v10.html
+      </documentation>
+   </annotation>
+
+</schema>

debug/org.eclipse.cdt.debug.core/src/org/eclipse/cdt/debug/internal/core/sourcelookup/CSourceLookupDirector.java

@@ -7,7 +7,8 @@
  *
  * Contributors:
  * QNX Software Systems - Initial API and implementation
- * Nokia - Added support for AbsoluteSourceContainer( 159833 ) 
+ * Nokia - Added support for AbsoluteSourceContainer( 159833 )
+ * Texas Instruments - added extension point for source container type (279473) 
 *******************************************************************************/
 package org.eclipse.cdt.debug.internal.core.sourcelookup; 
 
@@ -15,6 +16,7 @@ import java.io.File;
 import java.util.HashSet;
 import java.util.Set;
 
+import org.eclipse.cdt.debug.core.CDebugCorePlugin;
 import org.eclipse.cdt.debug.core.model.ICBreakpoint;
 import org.eclipse.cdt.debug.core.sourcelookup.AbsolutePathSourceContainer;
 import org.eclipse.cdt.debug.core.sourcelookup.MappingSourceContainer;
@@ -22,8 +24,12 @@ import org.eclipse.core.resources.IContainer;
 import org.eclipse.core.resources.IFile;
 import org.eclipse.core.resources.IProject;
 import org.eclipse.core.runtime.CoreException;
+import org.eclipse.core.runtime.IConfigurationElement;
+import org.eclipse.core.runtime.IExtension;
+import org.eclipse.core.runtime.IExtensionPoint;
 import org.eclipse.core.runtime.IPath;
 import org.eclipse.core.runtime.Path;
+import org.eclipse.core.runtime.Platform;
 import org.eclipse.debug.core.sourcelookup.AbstractSourceLookupDirector;
 import org.eclipse.debug.core.sourcelookup.ISourceContainer;
 import org.eclipse.debug.core.sourcelookup.ISourceContainerType;
@@ -31,7 +37,6 @@ import org.eclipse.debug.core.sourcelookup.ISourceLookupParticipant;
 import org.eclipse.debug.core.sourcelookup.containers.DirectorySourceContainer;
 import org.eclipse.debug.core.sourcelookup.containers.FolderSourceContainer;
 import org.eclipse.debug.core.sourcelookup.containers.ProjectSourceContainer;
-import org.eclipse.debug.core.sourcelookup.containers.WorkspaceSourceContainer;
  
 /**
  * C/C++ source lookup director.
@@ -39,16 +44,7 @@ import org.eclipse.debug.core.sourcelookup.containers.WorkspaceSourceContainer;
 public class CSourceLookupDirector extends AbstractSourceLookupDirector {
 
 	private static Set<String> fSupportedTypes;
-
+	private static Object fSupportedTypesLock = new Object();
-	static {
-		fSupportedTypes = new HashSet<String>();
-		fSupportedTypes.add( WorkspaceSourceContainer.TYPE_ID );
-		fSupportedTypes.add( ProjectSourceContainer.TYPE_ID );
-		fSupportedTypes.add( FolderSourceContainer.TYPE_ID );
-		fSupportedTypes.add( DirectorySourceContainer.TYPE_ID );
-		fSupportedTypes.add( MappingSourceContainer.TYPE_ID );
-		fSupportedTypes.add( AbsolutePathSourceContainer.TYPE_ID );
-	}
 
 	/* (non-Javadoc)
 	 * @see org.eclipse.debug.core.sourcelookup.ISourceLookupDirector#initializeParticipants()
@@ -60,6 +56,7 @@ public class CSourceLookupDirector extends AbstractSourceLookupDirector {
 	 * @see org.eclipse.debug.core.sourcelookup.ISourceLookupDirector#supportsSourceContainerType(org.eclipse.debug.core.sourcelookup.ISourceContainerType)
 	 */
 	public boolean supportsSourceContainerType( ISourceContainerType type ) {
+		readSupportedContainerTypes();
 		return fSupportedTypes.contains( type.getId() );
 	}
 
@@ -192,4 +189,23 @@ public class CSourceLookupDirector extends AbstractSourceLookupDirector {
 		}
 		return path;
 	}
+	
+	// >> Bugzilla 279473
+	private void readSupportedContainerTypes() {
+		synchronized (fSupportedTypesLock) {
+			if( fSupportedTypes == null) {
+				fSupportedTypes = new HashSet<String>();
+				String name = CDebugCorePlugin.PLUGIN_ID+".supportedSourceContainerTypes"; //$NON-NLS-1$; 
+				IExtensionPoint extensionPoint = Platform.getExtensionRegistry().getExtensionPoint( name);
+				if( extensionPoint != null)  
+					for( IExtension extension : extensionPoint.getExtensions()) 
+						for( IConfigurationElement configurationElements : extension.getConfigurationElements()) {
+							String id = configurationElements.getAttribute("id");//$NON-NLS-1$;
+							if( id != null)
+								fSupportedTypes.add(id);
+						}
+			}
+		}
+	}
+	// << Bugzilla 279473
 }