--- a/builder/com.nokia.carbide.cdt.builder.test/src/com/nokia/carbide/cdt/builder/test/TestCarbideProjectSettingsModifier.java	Mon Aug 16 12:24:24 2010 -0500
+++ b/builder/com.nokia.carbide.cdt.builder.test/src/com/nokia/carbide/cdt/builder/test/TestCarbideProjectSettingsModifier.java	Mon Aug 16 15:46:44 2010 -0500
@@ -68,26 +68,27 @@
         // get 
 		ICarbidePrefsModifier extProvider = CarbideBuilderPlugin.getBuildManager().getPrefsModifier();
         
+		// this will be false once abld is deprecated
+		assertTrue(extProvider.isSupportedConfigurationPrefId(cpi.getDefaultConfiguration(), ICarbidePrefsModifier.ABLD_BUILD_ARG_SETTING));
+		
+		assertFalse(extProvider.isSupportedConfigurationPrefId(cpi.getDefaultConfiguration(), "bad_id"));
+		
         assertNotNull(extProvider); // will be null when SBSv1 support is removed
         
-		String original = extProvider.getValue(cpi.getDefaultConfiguration().getBuildContext(), ABLD_BUILD_ARG_SETTING);
+		String original = extProvider.getConfigurationValue(cpi.getDefaultConfiguration(), ABLD_BUILD_ARG_SETTING);
 		assertTrue(original.equals(""));
 
-		extProvider.setValue(cpi.getDefaultConfiguration()
-				.getBuildContext(), "FOO", ABLD_BUILD_ARG_SETTING);
+		extProvider.setConfigurationValue(cpi.getDefaultConfiguration(), "FOO", ABLD_BUILD_ARG_SETTING);
 
 		cpi.getDefaultConfiguration().saveConfiguration(false);
 
-		String test = extProvider.getValue(cpi.getDefaultConfiguration()
-				.getBuildContext(), ABLD_BUILD_ARG_SETTING);
+		String test = extProvider.getConfigurationValue(cpi.getDefaultConfiguration(), ABLD_BUILD_ARG_SETTING);
 		assertTrue(test.equals("FOO"));
 
-		extProvider.setValue(cpi.getDefaultConfiguration()
-				.getBuildContext(), original, ABLD_BUILD_ARG_SETTING);
+		extProvider.setConfigurationValue(cpi.getDefaultConfiguration(), original, ABLD_BUILD_ARG_SETTING);
 
 		cpi.getDefaultConfiguration().saveConfiguration(false);
-		test = extProvider.getValue(cpi.getDefaultConfiguration()
-				.getBuildContext(), ABLD_BUILD_ARG_SETTING);
+		test = extProvider.getConfigurationValue(cpi.getDefaultConfiguration(), ABLD_BUILD_ARG_SETTING);
 		assertTrue(original.equals(test));
 	}
 	

--- a/builder/com.nokia.carbide.cdt.builder/src/com/nokia/carbide/cdt/builder/extension/ICarbidePrefsModifier.java	Mon Aug 16 12:24:24 2010 -0500
+++ b/builder/com.nokia.carbide.cdt.builder/src/com/nokia/carbide/cdt/builder/extension/ICarbidePrefsModifier.java	Mon Aug 16 15:46:44 2010 -0500
@@ -16,7 +16,7 @@
 */
 package com.nokia.carbide.cdt.builder.extension;
 
-import com.nokia.carbide.cpp.sdk.core.ISymbianBuildContext;
+import com.nokia.carbide.cdt.builder.project.ICarbideBuildConfiguration;
 
 /**
  * Allows those using the Carbide Preferences Modifier extension point to to read
@@ -43,7 +43,7 @@
 	 * @return The String value. Or null if the the pref id is unknown or no longer in use.
 	 * @since 3.0
 	 */
-	String getValue(ISymbianBuildContext newParam, String prefID);
+	String getConfigurationValue(ICarbideBuildConfiguration newParam, String prefID);
 	
 	/**
 	 * Set the project configuration setting by ID.
@@ -52,5 +52,15 @@
 	 * @param prefID
 	 * @since 3.0
 	 */
-	void setValue(ISymbianBuildContext context, String arg, String prefID);
+	void setConfigurationValue(ICarbideBuildConfiguration context, String arg, String prefID);
+	
+	/**
+	 * Test whether or not a particular prefID is supported for read/write.
+	 * The ID tests support first by the ID, then, if configuration specific, by the ISymbianBuildContext
+	 * @param config
+	 * @param prefID
+	 * @return true if the prefID is supported, false otherwise.
+	 */
+	boolean isSupportedConfigurationPrefId(ICarbideBuildConfiguration config, String prefID);
+	
 }

--- a/builder/com.nokia.carbide.cdt.builder/src/com/nokia/carbide/cdt/internal/api/builder/ui/CarbidePrefsModifier.java	Mon Aug 16 12:24:24 2010 -0500
+++ b/builder/com.nokia.carbide.cdt.builder/src/com/nokia/carbide/cdt/internal/api/builder/ui/CarbidePrefsModifier.java	Mon Aug 16 15:46:44 2010 -0500
@@ -17,17 +17,19 @@
 package com.nokia.carbide.cdt.internal.api.builder.ui;
 
 import com.nokia.carbide.cdt.builder.extension.ICarbidePrefsModifier;
+import com.nokia.carbide.cdt.builder.project.ICarbideBuildConfiguration;
 import com.nokia.carbide.cpp.internal.api.sdk.BuildArgumentsInfo;
 import com.nokia.carbide.cpp.internal.api.sdk.ISBSv1BuildContext;
-import com.nokia.carbide.cpp.sdk.core.ISymbianBuildContext;
+import com.nokia.carbide.cpp.internal.api.sdk.ISBSv2BuildContext;
 
 public class CarbidePrefsModifier implements ICarbidePrefsModifier {
 
-	public String getValue(ISymbianBuildContext context,  String prefID) {
+	@SuppressWarnings("deprecation")
+	public String getConfigurationValue(ICarbideBuildConfiguration config,  String prefID) {
 		
 		if (prefID.equals(ICarbidePrefsModifier.ABLD_BUILD_ARG_SETTING)){
-			if (context instanceof ISBSv1BuildContext){
-				BuildArgumentsInfo info = ((ISBSv1BuildContext)context).getBuildArgumentsInfoCopy();
+			if (config.getBuildContext() instanceof ISBSv1BuildContext){
+				BuildArgumentsInfo info = ((ISBSv1BuildContext)config.getBuildContext()).getBuildArgumentsInfoCopy();
 				return info.getAbldBuildArgs();
 			}
 		}
@@ -35,15 +37,30 @@
 		return null;
 	}
 
-	public void setValue(ISymbianBuildContext context, String arg,  String prefID) {
+	@SuppressWarnings("deprecation")
+	public void setConfigurationValue(ICarbideBuildConfiguration config, String arg,  String prefID) {
 		
 		if (prefID.equals(ICarbidePrefsModifier.ABLD_BUILD_ARG_SETTING)){
-			if (context instanceof ISBSv1BuildContext){
-				BuildArgumentsInfo info = ((ISBSv1BuildContext)context).getBuildArgumentsInfoCopy();
+			if (config.getBuildContext() instanceof ISBSv1BuildContext){
+				BuildArgumentsInfo info = ((ISBSv1BuildContext)config.getBuildContext()).getBuildArgumentsInfoCopy();
 				info.abldBuildArgs = arg;
-				((ISBSv1BuildContext)context).setBuildArgumentsInfo(info);
+				((ISBSv1BuildContext)config.getBuildContext()).setBuildArgumentsInfo(info);
 			}
 		}
 	}
 
+	@SuppressWarnings("deprecation")
+	public boolean isSupportedConfigurationPrefId(
+			ICarbideBuildConfiguration config, String prefID) {
+
+		if (prefID.equals(ICarbidePrefsModifier.ABLD_BUILD_ARG_SETTING)){
+			if (config.getBuildContext() instanceof ISBSv2BuildContext){
+				return false; // SBSv1 only
+			}
+			return true;
+		}
+		
+		return false;
+	}
+
 }