Merge remote-tracking branch 'cdt/master' into sd90

build/org.eclipse.cdt.managedbuilder.core.tests/tests/org/eclipse/cdt/managedbuilder/language/settings/providers/tests/BuiltinSpecsDetectorTest.java

@@ -225,6 +225,7 @@ public class BuiltinSpecsDetectorTest extends BaseTestCase {
 
 			provider.execute();
 			assertEquals(true, provider.isExecuted());
+			assertEquals(null, provider.getSettingEntries(null, null, null));
 		}
 	}
 
@@ -307,7 +308,9 @@ public class BuiltinSpecsDetectorTest extends BaseTestCase {
 		// check entries
 		{
 			MockDetectorCloneable clone = provider.clone();
-			clone.setSettingEntries(null, null, null, null);
+			List<ICLanguageSettingEntry> entries2 = new ArrayList<ICLanguageSettingEntry>();
+			entries2.add(new CMacroEntry("MACRO2", "VALUE2", ICSettingEntry.BUILTIN | ICSettingEntry.READONLY));
+			clone.setSettingEntries(null, null, null, entries2);
 			assertFalse(provider.equals(clone));
 		}
 

build/org.eclipse.cdt.managedbuilder.core/src/org/eclipse/cdt/managedbuilder/internal/envvar/EnvironmentVariableManagerToolChain.java

@@ -12,11 +12,13 @@ package org.eclipse.cdt.managedbuilder.internal.envvar;
 
 import org.eclipse.cdt.core.cdtvariables.ICdtVariable;
 import org.eclipse.cdt.core.envvar.IEnvironmentVariable;
+import org.eclipse.cdt.core.settings.model.ICConfigurationDescription;
 import org.eclipse.cdt.internal.core.cdtvariables.CdtVariableManager;
 import org.eclipse.cdt.internal.core.cdtvariables.ICoreVariableContextInfo;
 import org.eclipse.cdt.internal.core.envvar.EnvironmentVariableManager;
 import org.eclipse.cdt.internal.core.envvar.ICoreEnvironmentVariableSupplier;
 import org.eclipse.cdt.internal.core.envvar.IEnvironmentContextInfo;
+import org.eclipse.cdt.managedbuilder.core.IConfiguration;
 import org.eclipse.cdt.managedbuilder.core.IToolChain;
 import org.eclipse.cdt.managedbuilder.core.ManagedBuildManager;
 import org.eclipse.cdt.managedbuilder.envvar.IConfigurationEnvironmentVariableSupplier;
@@ -27,14 +29,17 @@ import org.eclipse.cdt.utils.cdtvariables.IVariableContextInfo;
 /**
  * Helper class to resolve environment variables directly from toolchain. The intention is
  * to use that in New Project Wizard and other scenarios when no configuration is available yet.
- * 
+ *
  * @noextend This class is not intended to be subclassed by clients.
  */
 public class EnvironmentVariableManagerToolChain extends EnvironmentVariableManager {
 	private final IToolChain toolChain;
+	private final ICConfigurationDescription cfgDescription;
 
 	public EnvironmentVariableManagerToolChain(IToolChain toolchain) {
 		this.toolChain = toolchain;
+		IConfiguration cfg = toolChain.getParent();
+		cfgDescription = cfg != null ? ManagedBuildManager.getDescriptionForConfiguration(cfg) : null;
 	}
 
 	/**
@@ -154,6 +159,11 @@ public class EnvironmentVariableManagerToolChain extends EnvironmentVariableMana
 	 */
 	@Override
 	public IEnvironmentContextInfo getContextInfo(Object level) {
+		if (cfgDescription != null) {
+			// Use regular EnvironmentVariableManager when configuration is available
+			return super.getContextInfo(level);
+		}
+
 		return new ToolChainEnvironmentContextInfo(toolChain);
 	}
 
@@ -162,7 +172,15 @@ public class EnvironmentVariableManagerToolChain extends EnvironmentVariableMana
 	 */
 	@Override
 	public ICoreVariableContextInfo getMacroContextInfoForContext(Object context) {
+		if (cfgDescription != null) {
+			// Use regular EnvironmentVariableManager when configuration is available
+			return super.getMacroContextInfoForContext(context);
+		}
+
 		return new ToolChainCoreVariableContextInfo(toolChain);
 	}
 
+	public IEnvironmentVariable getVariable(String variableName, boolean resolveMacros) {
+		return getVariable(variableName, cfgDescription, resolveMacros);
+	}
 }

build/org.eclipse.cdt.managedbuilder.core/src/org/eclipse/cdt/managedbuilder/internal/language/settings/providers/GCCBuiltinSpecsDetectorCygwin.java

@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2009, 2012 Andrew Gvozdev and others.
+ * Copyright (c) 2009, 2013 Andrew Gvozdev 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
@@ -12,10 +12,11 @@
 package org.eclipse.cdt.managedbuilder.internal.language.settings.providers;
 
 import java.net.URI;
-import java.net.URISyntaxException;
 
+import org.eclipse.cdt.core.EFSExtensionProvider;
+import org.eclipse.cdt.internal.core.Cygwin;
+import org.eclipse.cdt.managedbuilder.core.ManagedBuilderCorePlugin;
 import org.eclipse.cdt.managedbuilder.language.settings.providers.GCCBuiltinSpecsDetector;
-import org.eclipse.core.resources.IResource;
 
 /**
  * Class to detect built-in compiler settings for Cygwin toolchain.
@@ -24,14 +25,36 @@ import org.eclipse.core.resources.IResource;
 public class GCCBuiltinSpecsDetectorCygwin extends GCCBuiltinSpecsDetector {
 	// ID must match the tool-chain definition in org.eclipse.cdt.managedbuilder.core.buildDefinitions extension point
 	private static final String GCC_TOOLCHAIN_ID_CYGWIN = "cdt.managedbuild.toolchain.gnu.cygwin.base";  //$NON-NLS-1$
+	private static final String ENV_PATH = "PATH"; //$NON-NLS-1$
 
-	private static final URI CYGWIN_ROOT;
+	/**
-	static {
+	 * EFSExtensionProvider for Cygwin translations
-		try {
+	 */
-			CYGWIN_ROOT = new URI("cygwin:/"); //$NON-NLS-1$
+	private class CygwinEFSExtensionProvider extends EFSExtensionProvider {
-		} catch (URISyntaxException e) {
+		private String envPathValue;
-			// hey we know this URI works
+
-			throw new IllegalStateException(e);
+		/**
+		 * Constructor.
+		 * @param envPathValue - Value of environment variable $PATH.
+		 */
+		public CygwinEFSExtensionProvider(String envPathValue) {
+			this.envPathValue = envPathValue;
+		}
+
+		@Override
+		public String getMappedPath(URI locationURI) {
+			String windowsPath = null;
+			try {
+				String cygwinPath = getPathFromURI(locationURI);
+				windowsPath = Cygwin.cygwinToWindowsPath(cygwinPath, envPathValue);
+			} catch (Exception e) {
+				ManagedBuilderCorePlugin.log(e);
+			}
+			if (windowsPath != null) {
+				return windowsPath;
+			}
+
+			return super.getMappedPath(locationURI);
 		}
 	}
 
@@ -41,25 +64,9 @@ public class GCCBuiltinSpecsDetectorCygwin extends GCCBuiltinSpecsDetector {
 	}
 
 	@Override
-	protected URI getMappedRootURI(IResource sourceFile, String parsedResourceName) {
+	protected EFSExtensionProvider getEFSProvider() {
-		if (mappedRootURI == null) {
+		String envPathValue = environmentMap != null ? environmentMap.get(ENV_PATH) : null;
-			mappedRootURI = super.getMappedRootURI(sourceFile, parsedResourceName);
+		return new CygwinEFSExtensionProvider(envPathValue);
-			if (mappedRootURI == null) {
-				mappedRootURI = CYGWIN_ROOT;
-			}
-		}
-		return mappedRootURI;
-	}
-
-	@Override
-	protected URI getBuildDirURI(URI mappedRootURI) {
-		if (buildDirURI == null) {
-			buildDirURI = super.getBuildDirURI(mappedRootURI);
-			if (buildDirURI == null) {
-				buildDirURI = CYGWIN_ROOT;
-			}
-		}
-		return buildDirURI;
 	}
 
 	@Override

build/org.eclipse.cdt.managedbuilder.core/src/org/eclipse/cdt/managedbuilder/language/settings/providers/AbstractBuiltinSpecsDetector.java

@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2009, 2011 Andrew Gvozdev and others.
+ * Copyright (c) 2009, 2013 Andrew Gvozdev 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
@@ -17,8 +17,11 @@ import java.net.URI;
 import java.net.URL;
 import java.util.ArrayList;
 import java.util.Arrays;
+import java.util.HashMap;
 import java.util.HashSet;
 import java.util.List;
+import java.util.Map;
+import java.util.Map.Entry;
 import java.util.Set;
 
 import org.eclipse.cdt.core.CCorePlugin;
@@ -46,7 +49,6 @@ import org.eclipse.cdt.internal.core.XmlUtil;
 import org.eclipse.cdt.managedbuilder.core.ManagedBuilderCorePlugin;
 import org.eclipse.cdt.managedbuilder.internal.core.ManagedMakeMessages;
 import org.eclipse.cdt.utils.CommandLineUtil;
-import org.eclipse.cdt.utils.envvar.EnvironmentCollector;
 import org.eclipse.core.resources.IMarker;
 import org.eclipse.core.resources.IResource;
 import org.eclipse.core.resources.IWorkspaceRoot;
@@ -97,9 +99,11 @@ public abstract class AbstractBuiltinSpecsDetector extends AbstractLanguageSetti
 
 	private static final String ATTR_PARAMETER = "parameter"; //$NON-NLS-1$
 	private static final String ATTR_CONSOLE = "console"; //$NON-NLS-1$
+	private static final String ATTR_ENV_HASH = "env-hash"; //$NON-NLS-1$
 
 	private static final String ENV_LANGUAGE = "LANGUAGE"; //$NON-NLS-1$
 	private static final String ENV_LC_ALL = "LC_ALL"; //$NON-NLS-1$
+	private static final String ENV_PATH = "PATH"; //$NON-NLS-1$
 
 	private static final int MONITOR_SCALE = 100;
 	private static final int TICKS_REMOVE_MARKERS = 1 * MONITOR_SCALE;
@@ -112,9 +116,15 @@ public abstract class AbstractBuiltinSpecsDetector extends AbstractLanguageSetti
 	protected URI buildDirURI = null;
 	protected java.io.File specFile = null;
 	protected boolean preserveSpecFile = false;
+	/** @since 8.2 */
+	protected IEnvironmentVariableManager envMngr = null;
+	/** @since 8.2 */
+	protected volatile Map<String, String> environmentMap = null;
+
 	protected List<ICLanguageSettingEntry> detectedSettingEntries = null;
 	protected int collected = 0;
-	protected boolean isExecuted = false;
+	protected volatile boolean isExecuted = false;
+	private int envPathHash = 0;
 
 	private BuildRunnerHelper buildRunnerHelper;
 	private SDMarkerGenerator markerGenerator = new SDMarkerGenerator();
@@ -348,6 +358,7 @@ public abstract class AbstractBuiltinSpecsDetector extends AbstractLanguageSetti
 
 		mappedRootURI = null;
 		buildDirURI = getBuildDirURI(mappedRootURI);
+		environmentMap = createEnvironmentMap(currentCfgDescription);
 	}
 
 	@Override
@@ -358,18 +369,46 @@ public abstract class AbstractBuiltinSpecsDetector extends AbstractLanguageSetti
 		super.shutdown();
 	}
 
+	/**
+	 * This method does 2 related things:
+	 * <br>
+	 * 1. Validate environment, i.e. check that environment for running the command has not changed.
+	 * If environment changed {@link #execute()} will rerun the command even if flag {@link #isExecuted}
+	 * suggests that it was run already.
+	 * <br>
+	 * 2. The relevant environment is cached here so the new one is validated against it at the next call.
+	 * {@link #validateEnvironment()} will be called right before running the job to execute the command.
+	 *
+	 * @since 8.2
+	 */
+	protected boolean validateEnvironment() {
+		String envPathValue = environmentMap.get(ENV_PATH);
+		int envPathValueHash = envPathValue != null ? envPathValue.hashCode() : 0;
+		if (envPathValueHash != envPathHash || envPathValueHash == 0) {
+			envPathHash = envPathValueHash;
+			return false;
+		}
+		return true;
+	}
+
 	/**
 	 * Execute provider's command which is expected to print built-in compiler options (specs) to build output.
 	 * The parser will parse output and generate language settings for corresponding resources.
 	 */
 	protected void execute() {
-		if (isExecuted) {
+		environmentMap = createEnvironmentMap(currentCfgDescription);
+		if (validateEnvironment() && isExecuted) {
 			return;
 		}
 
 		WorkspaceJob job = new WorkspaceJob(ManagedMakeMessages.getResourceString("AbstractBuiltinSpecsDetector.DiscoverBuiltInSettingsJobName")) { //$NON-NLS-1$
 			@Override
 			public IStatus runInWorkspace(IProgressMonitor monitor) throws CoreException {
+				isExecuted = false;
+				if (!isEmpty()) {
+					clear();
+					serializeLanguageSettings(currentCfgDescription);
+				}
 				IStatus status;
 				try {
 					startup(currentCfgDescription, null);
@@ -550,7 +589,7 @@ public abstract class AbstractBuiltinSpecsDetector extends AbstractLanguageSetti
 				}
 			}
 
-			String[] envp = getEnvp();
+			String[] envp = toEnvp(environmentMap);
 
 			// Using GMAKE_ERROR_PARSER_ID as it can handle generated error messages
 			ErrorParserManager epm = new ErrorParserManager(currentProject, buildDirURI, markerGenerator, new String[] {GMAKE_ERROR_PARSER_ID});
@@ -592,8 +631,10 @@ public abstract class AbstractBuiltinSpecsDetector extends AbstractLanguageSetti
 	 * @since 8.2
 	 */
 	protected List<IEnvironmentVariable> getEnvironmentVariables() {
-		IEnvironmentVariableManager mngr = CCorePlugin.getDefault().getBuildEnvironmentManager();
+		if (envMngr == null) {
-		List<IEnvironmentVariable> vars = new ArrayList<IEnvironmentVariable>(Arrays.asList(mngr.getVariables(currentCfgDescription, true)));
+			envMngr = CCorePlugin.getDefault().getBuildEnvironmentManager();
+		}
+		List<IEnvironmentVariable> vars = new ArrayList<IEnvironmentVariable>(Arrays.asList(envMngr.getVariables(currentCfgDescription, true)));
 
 		// On POSIX (Linux, UNIX) systems reset language variables to default (English)
 		// with UTF-8 encoding since GNU compilers can handle only UTF-8 characters.
@@ -608,16 +649,23 @@ public abstract class AbstractBuiltinSpecsDetector extends AbstractLanguageSetti
 	}
 
 	/**
-	 * Get array of environment variables in format "var=value".
+	 * Create a handy map of environment variables.
 	 */
-	private String[] getEnvp() {
+	private Map<String, String> createEnvironmentMap(ICConfigurationDescription cfgDescription) {
-		EnvironmentCollector collector = new EnvironmentCollector();
+		Map<String, String> envMap = new HashMap<String, String>();
-		List<IEnvironmentVariable> vars = getEnvironmentVariables();
+		for (IEnvironmentVariable var : getEnvironmentVariables()) {
-		collector.addVariables(vars.toArray(new IEnvironmentVariable[vars.size()]));
+			envMap.put(var.getName(), var.getValue());
+		}
+		return envMap;
+	}
 
+	/**
+	 * Convert map of environment variables to array in format "var=value".
+	 */
+	private String[] toEnvp(Map<String, String> environmentMap) {
 		Set<String> envp = new HashSet<String>();
-		for (IEnvironmentVariable var : collector.getVariables()) {
+		for (Entry<String, String> var: environmentMap.entrySet()) {
-			envp.add(var.getName() + '=' + var.getValue());
+			envp.add(var.getKey() + '=' + var.getValue());
 		}
 		return envp.toArray(new String[envp.size()]);
 	}
@@ -736,6 +784,9 @@ public abstract class AbstractBuiltinSpecsDetector extends AbstractLanguageSetti
 	public Element serializeAttributes(Element parentElement) {
 		Element elementProvider = super.serializeAttributes(parentElement);
 		elementProvider.setAttribute(ATTR_CONSOLE, Boolean.toString(isConsoleEnabled));
+		if (envPathHash != 0) {
+			elementProvider.setAttribute(ATTR_ENV_HASH, Integer.toString(envPathHash));
+		}
 		return elementProvider;
 	}
 
@@ -747,6 +798,16 @@ public abstract class AbstractBuiltinSpecsDetector extends AbstractLanguageSetti
 		if (consoleValue != null) {
 			isConsoleEnabled = Boolean.parseBoolean(consoleValue);
 		}
+
+		envPathHash = 0;
+		String envPathHashStr = XmlUtil.determineAttributeValue(providerNode, ATTR_ENV_HASH);
+		if (envPathHashStr != null) {
+			try {
+				envPathHash = Integer.parseInt(envPathHashStr);
+			} catch (Exception e) {
+				ManagedBuilderCorePlugin.log(new Status(IStatus.ERROR, ManagedBuilderCorePlugin.PLUGIN_ID, "Wrong integer format [" + envPathHashStr + "]", e)); //$NON-NLS-1$ //$NON-NLS-2$
+			}
+		}
 	}
 
 	@Override
@@ -774,6 +835,9 @@ public abstract class AbstractBuiltinSpecsDetector extends AbstractLanguageSetti
 	protected AbstractBuiltinSpecsDetector cloneShallow() throws CloneNotSupportedException {
 		AbstractBuiltinSpecsDetector clone = (AbstractBuiltinSpecsDetector) super.cloneShallow();
 		clone.isExecuted = false;
+		clone.envMngr = null;
+		clone.environmentMap = null;
+		clone.envPathHash = 0;
 		return clone;
 	}
 
@@ -783,6 +847,7 @@ public abstract class AbstractBuiltinSpecsDetector extends AbstractLanguageSetti
 		int result = super.hashCode();
 		result = prime * result + (isConsoleEnabled ? 1231 : 1237);
 		result = prime * result + (isExecuted ? 1231 : 1237);
+		result = prime * result + envPathHash;
 		return result;
 	}
 
@@ -792,13 +857,15 @@ public abstract class AbstractBuiltinSpecsDetector extends AbstractLanguageSetti
 			return true;
 		if (!super.equals(obj))
 			return false;
-		if (!(obj instanceof AbstractBuiltinSpecsDetector))
+		if (getClass() != obj.getClass())
 			return false;
 		AbstractBuiltinSpecsDetector other = (AbstractBuiltinSpecsDetector) obj;
 		if (isConsoleEnabled != other.isConsoleEnabled)
 			return false;
 		if (isExecuted != other.isExecuted)
 			return false;
+		if (envPathHash != other.envPathHash)
+			return false;
 		return true;
 	}
 }

build/org.eclipse.cdt.managedbuilder.core/src/org/eclipse/cdt/managedbuilder/language/settings/providers/AbstractLanguageSettingsOutputScanner.java

@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2009, 2012 Andrew Gvozdev and others.
+ * Copyright (c) 2009, 2013 Andrew Gvozdev 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
@@ -25,6 +25,7 @@ import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
 import org.eclipse.cdt.core.CCorePlugin;
+import org.eclipse.cdt.core.EFSExtensionProvider;
 import org.eclipse.cdt.core.ErrorParserManager;
 import org.eclipse.cdt.core.cdtvariables.CdtVariableException;
 import org.eclipse.cdt.core.cdtvariables.ICdtVariableManager;
@@ -80,6 +81,37 @@ public abstract class AbstractLanguageSettingsOutputScanner extends LanguageSett
 	protected String parsedResourceName = null;
 	protected boolean isResolvingPaths = true;
 
+	/** @since 8.2 */
+	protected EFSExtensionProvider efsProvider = null;
+
+	private static final EFSExtensionProvider efsProviderDefault = new EFSExtensionProvider() {
+		final EFSExtensionManager efsManager = EFSExtensionManager.getDefault();
+		@Override
+		public String getPathFromURI(URI locationURI) {
+			return efsManager.getPathFromURI(locationURI);
+		}
+		@Override
+		public URI getLinkedURI(URI locationURI) {
+			return efsManager.getLinkedURI(locationURI);
+		}
+		@Override
+		public URI createNewURIFromPath(URI locationOnSameFilesystem, String path) {
+			return efsManager.createNewURIFromPath(locationOnSameFilesystem, path);
+		}
+		@Override
+		public String getMappedPath(URI locationURI) {
+			return efsManager.getMappedPath(locationURI);
+		}
+		@Override
+		public boolean isVirtual(URI locationURI) {
+			return efsManager.isVirtual(locationURI);
+		}
+		@Override
+		public URI append(URI baseURI, String extension) {
+			return efsManager.append(baseURI, extension);
+		}
+	};
+
 	/**
 	 * Abstract class defining common functionality for option parsers.
 	 * The purpose of this parser is to parse a portion of string representing
@@ -373,6 +405,7 @@ public abstract class AbstractLanguageSettingsOutputScanner extends LanguageSett
 		this.currentCfgDescription = cfgDescription;
 		this.currentProject = cfgDescription != null ? cfgDescription.getProjectDescription().getProject() : null;
 		this.cwdTracker = cwdTracker;
+		this.efsProvider = getEFSProvider();
 	}
 
 	@Override
@@ -429,7 +462,7 @@ public abstract class AbstractLanguageSettingsOutputScanner extends LanguageSett
 							if (isResolvingPaths && (optionParser.isForFile() || optionParser.isForFolder())) {
 								URI baseURI = mappedRootURI;
 								if (buildDirURI != null && !new Path(optionParser.parsedName).isAbsolute()) {
-									baseURI = EFSExtensionManager.getDefault().append(mappedRootURI, buildDirURI.getPath());
+									baseURI = efsProvider.append(mappedRootURI, buildDirURI.getPath());
 								}
 								entry = createResolvedPathEntry(optionParser, optionParser.parsedName, 0, baseURI);
 							} else {
@@ -494,7 +527,7 @@ public abstract class AbstractLanguageSettingsOutputScanner extends LanguageSett
 			}
 		}
 		// this creates URI with schema and other components from resourceURI but path as mappedRoot
-		URI uri = EFSExtensionManager.getDefault().createNewURIFromPath(resourceURI, mappedRoot);
+		URI uri = efsProvider.createNewURIFromPath(resourceURI, mappedRoot);
 		return uri;
 	}
 
@@ -513,9 +546,9 @@ public abstract class AbstractLanguageSettingsOutputScanner extends LanguageSett
 		if (currentResource != null && parsedResourceName != null && !new Path(parsedResourceName).isAbsolute()) {
 			cwdURI = findBaseLocationURI(currentResource.getLocationURI(), parsedResourceName);
 		}
-		String cwdPath = cwdURI != null ? EFSExtensionManager.getDefault().getPathFromURI(cwdURI) : null;
+		String cwdPath = cwdURI != null ? efsProvider.getPathFromURI(cwdURI) : null;
 		if (cwdPath != null && mappedRootURI != null) {
-			buildDirURI = EFSExtensionManager.getDefault().append(mappedRootURI, cwdPath);
+			buildDirURI = efsProvider.append(mappedRootURI, cwdPath);
 		} else {
 			buildDirURI = cwdURI;
 		}
@@ -674,7 +707,7 @@ public abstract class AbstractLanguageSettingsOutputScanner extends LanguageSett
 		if (sourceFile == null && cwdTracker != null) {
 			URI cwdURI = cwdTracker.getWorkingDirectoryURI();
 			if (cwdURI != null) {
-				URI uri = EFSExtensionManager.getDefault().append(cwdURI, parsedResourceName);
+				URI uri = efsProvider.append(cwdURI, parsedResourceName);
 				sourceFile = findFileForLocationURI(uri, currentProject);
 			}
 		}
@@ -804,7 +837,7 @@ public abstract class AbstractLanguageSettingsOutputScanner extends LanguageSett
 	 * @param baseURI - base {@link URI} where path to the resource is rooted
 	 * @return {@link URI} of the resource
 	 */
-	private static URI determineMappedURI(String pathStr, URI baseURI) {
+	private URI determineMappedURI(String pathStr, URI baseURI) {
 		URI uri = null;
 
 		if (baseURI == null) {
@@ -819,9 +852,9 @@ public abstract class AbstractLanguageSettingsOutputScanner extends LanguageSett
 		} else {
 			// location on a remote file-system
 			IPath path = new Path(pathStr); // use canonicalized path here, in particular replace all '\' with '/' for Windows paths
-			URI remoteUri = EFSExtensionManager.getDefault().append(baseURI, path.toString());
+			URI remoteUri = efsProvider.append(baseURI, path.toString());
 			if (remoteUri != null) {
-				String localPath = EFSExtensionManager.getDefault().getMappedPath(remoteUri);
+				String localPath = efsProvider.getMappedPath(remoteUri);
 				if (localPath != null) {
 					uri = org.eclipse.core.filesystem.URIUtil.toURI(localPath);
 				}
@@ -929,13 +962,13 @@ public abstract class AbstractLanguageSettingsOutputScanner extends LanguageSett
 	}
 
 	/**
-	 * Get location on the local file-system considering possible mapping by {@link EFSExtensionManager}.
+	 * Get location on the local file-system considering possible mapping by EFS provider. See {@link EFSExtensionManager}.
 	 */
-	private static IPath getFilesystemLocation(URI uri) {
+	private IPath getFilesystemLocation(URI uri) {
 		if (uri == null)
 			return null;
 
-		String pathStr = EFSExtensionManager.getDefault().getMappedPath(uri);
+		String pathStr = efsProvider.getMappedPath(uri);
 		uri = org.eclipse.core.filesystem.URIUtil.toURI(pathStr);
 
 		if (uri != null && uri.isAbsolute()) {
@@ -1065,6 +1098,20 @@ public abstract class AbstractLanguageSettingsOutputScanner extends LanguageSett
 
 		return pattern;
 	}
+	
+	/**
+	 * This {@link EFSExtensionProvider} is capable to translate EFS paths to and from local
+	 * file-system. Added mostly for Cygwin translations.
+	 * 
+	 * This usage of {@link EFSExtensionProvider} is somewhat a misnomer. This provider is not
+	 * an "extension" provider but rather a wrapper on {@link EFSExtensionManager} which in fact
+	 * will use genuine {@link EFSExtensionProvider}s defined as extensions.
+	 *
+	 * @since 8.2
+	 */
+	protected EFSExtensionProvider getEFSProvider() {
+		return efsProviderDefault;
+	}
 
 	@Override
 	public Element serializeAttributes(Element parentElement) {

build/org.eclipse.cdt.managedbuilder.core/src/org/eclipse/cdt/managedbuilder/language/settings/providers/ToolchainBuiltinSpecsDetector.java

@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2009, 2012 Andrew Gvozdev and others.
+ * Copyright (c) 2009, 2013 Andrew Gvozdev 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
@@ -11,22 +11,17 @@
 
 package org.eclipse.cdt.managedbuilder.language.settings.providers;
 
-import java.util.ArrayList;
-import java.util.Arrays;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 
 import org.eclipse.cdt.core.envvar.IEnvironmentVariable;
-import org.eclipse.cdt.managedbuilder.core.IConfiguration;
 import org.eclipse.cdt.managedbuilder.core.IInputType;
 import org.eclipse.cdt.managedbuilder.core.ITool;
 import org.eclipse.cdt.managedbuilder.core.IToolChain;
 import org.eclipse.cdt.managedbuilder.core.ManagedBuildManager;
 import org.eclipse.cdt.managedbuilder.core.ManagedBuilderCorePlugin;
-import org.eclipse.cdt.managedbuilder.envvar.IBuildEnvironmentVariable;
+import org.eclipse.cdt.managedbuilder.internal.envvar.EnvironmentVariableManagerToolChain;
-import org.eclipse.cdt.managedbuilder.envvar.IConfigurationEnvironmentVariableSupplier;
-import org.eclipse.cdt.managedbuilder.envvar.IEnvironmentVariableProvider;
 
 /**
  * Abstract parser capable to execute compiler command printing built-in compiler
@@ -120,19 +115,12 @@ public abstract class ToolchainBuiltinSpecsDetector extends AbstractBuiltinSpecs
 
 	@Override
 	protected List<IEnvironmentVariable> getEnvironmentVariables() {
-		List<IEnvironmentVariable> vars = new ArrayList<IEnvironmentVariable>(super.getEnvironmentVariables());
+		if (envMngr == null && currentCfgDescription == null) {
-
+			// For global provider need to include toolchain in the equation
-		String toolchainId = getToolchainId();
+			IToolChain toolchain = ManagedBuildManager.getExtensionToolChain(getToolchainId());
-		for (IToolChain toolchain = ManagedBuildManager.getExtensionToolChain(toolchainId); toolchain != null; toolchain = toolchain.getSuperClass()) {
+			envMngr = new EnvironmentVariableManagerToolChain(toolchain);
-			IConfigurationEnvironmentVariableSupplier envSupplier = toolchain.getEnvironmentVariableSupplier();
-			if (envSupplier != null) {
-				IConfiguration cfg = ManagedBuildManager.getConfigurationForDescription(currentCfgDescription);
-				IEnvironmentVariableProvider provider = ManagedBuildManager.getEnvironmentVariableProvider();
-				IBuildEnvironmentVariable[] added = envSupplier.getVariables(cfg, provider);
-				vars.addAll(Arrays.asList(added));
-				break;
-			}
 		}
+		List<IEnvironmentVariable> vars = super.getEnvironmentVariables();
 
 		return vars;
 	}

build/org.eclipse.cdt.managedbuilder.gnu.ui/src/org/eclipse/cdt/managedbuilder/gnu/cygwin/IsGnuCygwinToolChainSupported.java

@@ -12,14 +12,9 @@
 package org.eclipse.cdt.managedbuilder.gnu.cygwin;
 
 import org.eclipse.cdt.core.envvar.IEnvironmentVariable;
-import org.eclipse.cdt.core.envvar.IEnvironmentVariableManager;
-import org.eclipse.cdt.core.settings.model.ICConfigurationDescription;
 import org.eclipse.cdt.internal.core.Cygwin;
-import org.eclipse.cdt.internal.core.envvar.EnvironmentVariableManager;
-import org.eclipse.cdt.managedbuilder.core.IConfiguration;
 import org.eclipse.cdt.managedbuilder.core.IManagedIsToolChainSupported;
 import org.eclipse.cdt.managedbuilder.core.IToolChain;
-import org.eclipse.cdt.managedbuilder.core.ManagedBuildManager;
 import org.eclipse.cdt.managedbuilder.internal.envvar.EnvironmentVariableManagerToolChain;
 import org.osgi.framework.Version;
 
@@ -33,16 +28,7 @@ public class IsGnuCygwinToolChainSupported implements IManagedIsToolChainSupport
 
 	@Override
 	public boolean isSupported(IToolChain toolChain, Version version, String instance) {
-		IConfiguration cfg = toolChain.getParent();
+		IEnvironmentVariable var = new EnvironmentVariableManagerToolChain(toolChain).getVariable(ENV_PATH, true);
-		ICConfigurationDescription cfgDescription = cfg != null ? ManagedBuildManager.getDescriptionForConfiguration(cfg) : null;
-		
-		IEnvironmentVariableManager envMngr;
-		if (cfgDescription != null) {
-			envMngr = EnvironmentVariableManager.getDefault();
-		} else {
-			envMngr = new EnvironmentVariableManagerToolChain(toolChain);
-		}
-		IEnvironmentVariable var = envMngr.getVariable(ENV_PATH, cfgDescription, true);
 		String envPath = var != null ? var.getValue() : null;
 		return Cygwin.isAvailable(envPath);
 	}

core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/ArrayUtilTest.java

@@ -229,4 +229,25 @@ public class ArrayUtilTest extends TestCase {
 		assertSame(result[0], o1);
 		assertSame(result[1], o2);
 	}
+
+	public void testRemoveDuplicates() {
+		String[] array = { "1", "2", null, "3", "2", "1", "4", "3" };
+		String[] result = ArrayUtil.removeDuplicates(array);
+		assertEquals(4, result.length);
+		assertEquals("1", result[0]);
+		assertEquals("2", result[1]);
+		assertEquals("3", result[2]);
+		assertEquals("4", result[3]);
+
+		// Test a long array.
+		array = new String[100];
+		for (int i = 0; i < array.length; i++) {
+			array[i] = (i + 1) % 11 == 0 ? null : String.valueOf(i % 17);
+		}
+		result = ArrayUtil.removeDuplicates(array);
+		assertEquals(17, result.length);
+		for (int i = 0; i < result.length - 1; i++) {
+			assertEquals(String.valueOf(i < 10 ? i : i < 16 ? i + 1 : 10), result[i]);
+		}
+	}
 }

core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/ast2/AST2TemplateTests.java

@@ -42,7 +42,6 @@ import org.eclipse.cdt.core.dom.ast.IASTProblemStatement;
 import org.eclipse.cdt.core.dom.ast.IASTTranslationUnit;
 import org.eclipse.cdt.core.dom.ast.IASTTypeId;
 import org.eclipse.cdt.core.dom.ast.IBasicType;
-import org.eclipse.cdt.core.dom.ast.IBasicType.Kind;
 import org.eclipse.cdt.core.dom.ast.IBinding;
 import org.eclipse.cdt.core.dom.ast.ICompositeType;
 import org.eclipse.cdt.core.dom.ast.IEnumerator;
@@ -96,7 +95,6 @@ import org.eclipse.cdt.core.parser.util.ObjectMap;
 import org.eclipse.cdt.internal.core.dom.parser.Value;
 import org.eclipse.cdt.internal.core.dom.parser.cpp.CPPASTNameBase;
 import org.eclipse.cdt.internal.core.dom.parser.cpp.CPPBasicType;
-import org.eclipse.cdt.internal.core.dom.parser.cpp.CPPPointerType;
 import org.eclipse.cdt.internal.core.dom.parser.cpp.CPPReferenceType;
 import org.eclipse.cdt.internal.core.dom.parser.cpp.ClassTypeHelper;
 import org.eclipse.cdt.internal.core.dom.parser.cpp.ICPPDeferredClassInstance;
@@ -5891,11 +5889,8 @@ public class AST2TemplateTests extends AST2TestBase {
 	//	auto x2 = begin2(v);
 	public void testResolvingAutoTypeWithDependentExpression_402409a() throws Exception {
 		BindingAssertionHelper helper = new BindingAssertionHelper(getAboveComment(), true);
-		ICPPVariable x1 = helper.assertNonProblem("x1", ICPPVariable.class);
+		helper.assertVariableType("x1", CommonTypes.pointerToInt);
-		ICPPVariable x2 = helper.assertNonProblem("x2", ICPPVariable.class);
+		helper.assertVariableType("x2", CommonTypes.pointerToInt);
-		IType pointerToInt = new CPPPointerType(new CPPBasicType(Kind.eInt, 0));
-		assertSameType(pointerToInt, x1.getType());
-		assertSameType(pointerToInt, x2.getType());
 	}
 	
 	//	struct vector {
@@ -6217,6 +6212,21 @@ public class AST2TemplateTests extends AST2TestBase {
 	public void testPointerToMemberAsDependentExpression_391001() throws Exception {
 		parseAndCheckBindings(getAboveComment(), CPP, true);
 	}
+	
+	//	template<typename>
+	//	struct A {
+	//	    char x;
+	//	};
+	//
+	//	typedef A<int> B;
+	//
+	//	template <char B::*PtrToMember>
+	//	struct C {};
+	//
+	//	typedef C<&B::x> T;
+	public void testPointerToMemberOfTemplateClass_402861() throws Exception {
+		parseAndCheckBindings();
+	}
 
 	//	class Memory { };
 	//	Memory memory;
@@ -7195,6 +7205,19 @@ public class AST2TemplateTests extends AST2TestBase {
 		parseAndCheckBindings();
 	}
 	
+	//	template <typename T>
+	//	struct waldo {
+	//	    typedef int type;
+	//	};
+	//
+	//	template <typename R>
+	//	struct waldo<R (...)>;
+	//
+	//	typedef waldo<int ()>::type Type;
+	public void testPartialSpecializationForVarargFunctionType_402807() throws Exception {
+		parseAndCheckBindings();
+	}
+	
 	//	template <typename>
 	//	struct meta {
 	//	    static const bool value = 1;
@@ -7519,4 +7542,25 @@ public class AST2TemplateTests extends AST2TestBase {
 	public void testUnqualifiedFunctionCallInTemplate_402498() throws Exception {
 		parseAndCheckBindings();
 	}
+	
+	//	template <typename>
+	//	struct no_type {}; 
+	//
+	//	struct type {};
+	//
+	//	template <typename T>
+	//	struct A {};
+	//
+	//	template <typename T>
+	//	int foo(T);
+	//
+	//	template <typename T>
+	//	typename no_type<T>::type const foo(A<T>);
+	//
+	//	A<int> a;
+	//	auto b = foo(a);
+	public void testQualifiedNameLookupInTemplate_402854() throws Exception {
+		BindingAssertionHelper helper = new BindingAssertionHelper(getAboveComment(), true);
+		helper.assertVariableType("b", CommonTypes.int_);
+	}
 }

core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/ast2/AST2TestBase.java

@@ -57,6 +57,8 @@ import org.eclipse.cdt.core.dom.ast.IField;
 import org.eclipse.cdt.core.dom.ast.IFunctionType;
 import org.eclipse.cdt.core.dom.ast.IProblemBinding;
 import org.eclipse.cdt.core.dom.ast.IType;
+import org.eclipse.cdt.core.dom.ast.IBasicType.Kind;
+import org.eclipse.cdt.core.dom.ast.IVariable;
 import org.eclipse.cdt.core.dom.ast.c.ICASTTypeIdInitializerExpression;
 import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTLinkageSpecification;
 import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTNamespaceDefinition;
@@ -86,6 +88,8 @@ import org.eclipse.cdt.internal.core.dom.parser.ASTNode;
 import org.eclipse.cdt.internal.core.dom.parser.AbstractGNUSourceCodeParser;
 import org.eclipse.cdt.internal.core.dom.parser.c.CVisitor;
 import org.eclipse.cdt.internal.core.dom.parser.c.GNUCSourceParser;
+import org.eclipse.cdt.internal.core.dom.parser.cpp.CPPBasicType;
+import org.eclipse.cdt.internal.core.dom.parser.cpp.CPPPointerType;
 import org.eclipse.cdt.internal.core.dom.parser.cpp.GNUCPPSourceParser;
 import org.eclipse.cdt.internal.core.dom.parser.cpp.semantics.CPPVisitor;
 import org.eclipse.cdt.internal.core.model.ASTStringUtil;
@@ -99,6 +103,11 @@ public class AST2TestBase extends BaseTestCase {
 	public final static String TEST_CODE = "<testcode>";
     protected static final IParserLogService NULL_LOG = new NullLogService();
     protected static boolean sValidateCopy;
+    
+    protected static class CommonTypes {
+    	public static IType int_ = new CPPBasicType(Kind.eInt, 0);
+    	public static IType pointerToInt = new CPPPointerType(int_);
+    }
 
     private static final ScannerInfo GNU_SCANNER_INFO = new ScannerInfo(getGnuMap());
 	private static final ScannerInfo SCANNER_INFO = new ScannerInfo(getStdMap());
@@ -739,6 +748,11 @@ public class AST2TestBase extends BaseTestCase {
     		assertTrue("ProblemBinding for name: " + name, !(binding instanceof IProblemBinding));
     		return assertType(binding, cs);
     	}
+    	
+    	public void assertVariableType(String variableName, IType expectedType) {
+    		IVariable var = assertNonProblem(variableName, IVariable.class);
+    		assertSameType(expectedType, var.getType());
+    	}
 
 		public <T, U extends T> U assertType(T obj, Class... cs) {
     		for (Class c : cs) {

core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/internal/pdom/tests/BTreeTests.java

@@ -31,7 +31,7 @@ import org.eclipse.core.runtime.CoreException;
 
 /**
  * Test insertion/deletion of records of a mock record type in a B-tree
- * 
+ *
  * @author aferguso
  *
  */
@@ -65,11 +65,11 @@ public class BTreeTests extends BaseTestCase {
 		dbFile.deleteOnExit();
 	}
 
-	
+
 	public void testBySortedSetMirrorLite() throws Exception {
 		sortedMirrorTest(8);
 	}
-	
+
 	/**
 	 * Test random (but reproducible via known seed) sequences of insertions/deletions
 	 * and use TreeSet as a reference implementation to check behaviour against.
@@ -103,13 +103,31 @@ public class BTreeTests extends BaseTestCase {
 	}
 
 	/**
-	 * Insert/Delete a random number of records into/from the B-tree 
+	 * Bug 402177: BTree.insert should return the matching record if the new record was not inserted.
+	 */
+	public void testEquivalentRecordInsert_Bug402177() throws Exception {
+
+		init(8);
+		try {
+			BTMockRecord value1 = new BTMockRecord(db, 42);
+			BTMockRecord value2 = new BTMockRecord(db, 42);
+
+			long insert1 = btree.insert(value1.getRecord());
+			long insert2 = btree.insert(value2.getRecord());
+			assertEquals(insert1, insert2);
+		} finally {
+			finish();
+		}
+	}
+
+	/**
+	 * Insert/Delete a random number of records into/from the B-tree
 	 * @param seed the seed for obtaining the deterministic random testing
 	 * @param checkCorrectnessEachIteration if true, then on every single insertion/deletion check that the B-tree invariants
 	 * still hold
 	 * @throws Exception
 	 */
-	protected void trial(int seed, final boolean checkCorrectnessEachIteration) throws Exception {		
+	protected void trial(int seed, final boolean checkCorrectnessEachIteration) throws Exception {
 		Random random = new Random(seed);
 
 		// the probabilty that a particular iterations action will be an insertion
@@ -123,9 +141,9 @@ public class BTreeTests extends BaseTestCase {
 		final int nIterations = random.nextInt(100000);
 		final SortedSet expected = new TreeSet();
 		final List history = new ArrayList();
-		
+
 		init(degree);
-		
+
 		if (DEBUG > 0)
 			System.out.print("\t "+seed+" "+(nIterations/1000)+"K: ");
 		for(int i=0; i<nIterations; i++) {
@@ -163,7 +181,7 @@ public class BTreeTests extends BaseTestCase {
 
 		assertBTreeMatchesSortedSet("[Trial end] ", btree, expected);
 		assertBTreeInvariantsHold("[Trial end]");
-		
+
 		finish();
 	}
 
@@ -201,7 +219,7 @@ public class BTreeTests extends BaseTestCase {
 	}
 
 	private static class BTMockRecord {
-		public static final int VALUE_PTR = 0; 
+		public static final int VALUE_PTR = 0;
 		public static final int RECORD_SIZE = Database.INT_SIZE;
 		long record;
 		Database db;
@@ -213,7 +231,7 @@ public class BTreeTests extends BaseTestCase {
 			this.db = db;
 			record = db.malloc(BTMockRecord.RECORD_SIZE);
 			db.putInt(record + VALUE_PTR, value);
-		}   
+		}
 
 		/**
 		 * Get an existing record
@@ -235,7 +253,7 @@ public class BTreeTests extends BaseTestCase {
 	private class BTMockRecordComparator implements IBTreeComparator {
 		@Override
 		public int compare(long record1, long record2) throws CoreException {
-			return db.getInt(record1) - db.getInt(record2); 
+			return db.getInt(record1) - db.getInt(record2);
 		}
 	}
 }

core/org.eclipse.cdt.core/model/org/eclipse/cdt/core/settings/model/util/SettingsSet.java

@@ -6,7 +6,7 @@
  * http://www.eclipse.org/legal/epl-v10.html
  *
  * Contributors:
- * Intel Corporation - Initial API and implementation
+ *     Intel Corporation - Initial API and implementation
  *******************************************************************************/
 package org.eclipse.cdt.core.settings.model.util;
 
@@ -27,6 +27,7 @@ public class SettingsSet {
 	public static final int WRITABLE = 1 << 1;
 
 	private SettingLevel[] fLevels;
+
 	public class SettingLevel {
 		private int fFlagsToSet;
 		private int fFlagsToClear;
@@ -36,149 +37,149 @@ public class SettingsSet {
 		HashSet<String> fOverrideSet;
 		private Object fContext;
 		
-		private SettingLevel(){
+		private SettingLevel() {
 			fEntries = new LinkedHashMap<EntryNameKey, EntryInfo>();
 		}
 		
-		public boolean isReadOnly(){
+		public boolean isReadOnly() {
 			return fIsReadOnly;
 		}
 		
-		public void setReadOnly(boolean readOnly){
+		public void setReadOnly(boolean readOnly) {
 			fIsReadOnly = readOnly;
 		}
 
-		public boolean isOverrideSupported(){
+		public boolean isOverrideSupported() {
 			return fIsOverrideSupported;
 		}
 		
-		public void setOverrideSupported(boolean supported){
+		public void setOverrideSupported(boolean supported) {
 			fIsOverrideSupported = supported;
 		}
 
-		public void setFlagsToSet(int flags){
+		public void setFlagsToSet(int flags) {
 			fFlagsToSet = flags;
 		}
 		
-		public boolean containsOverrideInfo(){
+		public boolean containsOverrideInfo() {
 			return fOverrideSet != null;
 		}
 
-		public void setFlagsToClear(int flags){
+		public void setFlagsToClear(int flags) {
 			fFlagsToClear = flags;
 		}
 		
-		public int getFlagsToSet(){
+		public int getFlagsToSet() {
 			return fFlagsToSet;
 		}
 		
-		public int getFlagsToClear(){
+		public int getFlagsToClear() {
 			return fFlagsToClear;
 		}
 		
-		public int getFlags(int baseFlags){
+		public int getFlags(int baseFlags) {
 			return (baseFlags | fFlagsToSet) & (~fFlagsToClear);
 		}
 		
 		@SuppressWarnings("unchecked")
-		public Set<String> getOverrideSet(){
+		public Set<String> getOverrideSet() {
-			if(fOverrideSet != null)
+			if (fOverrideSet != null)
 				return (HashSet<String>)fOverrideSet.clone();
 			return new HashSet<String>();
 		}
 
-		public void addEntries(ICLanguageSettingEntry entries[]){
+		public void addEntries(ICLanguageSettingEntry entries[]) {
-			if(entries != null){
+			if (entries != null) {
-				for(int i = 0; i < entries.length; i++){
+				for (int i = 0; i < entries.length; i++) {
 					addEntry(entries[i]);
 				}
 			}
 		}
 
-		public void addEntries(List<ICLanguageSettingEntry> list){
+		public void addEntries(List<ICLanguageSettingEntry> list) {
-			for(ICLanguageSettingEntry se : list)
+			for (ICLanguageSettingEntry se : list)
 				addEntry(se);
 		}
 		
-		public void addEntry(ICLanguageSettingEntry entry){
+		public void addEntry(ICLanguageSettingEntry entry) {
 			addEntry(entry, null);
 		}
 
-		public void addEntry(ICLanguageSettingEntry entry, Object customInfo){
+		public void addEntry(ICLanguageSettingEntry entry, Object customInfo) {
 			entry = CDataUtil.createEntry(entry, fFlagsToSet, fFlagsToClear);
 			EntryInfo info = new EntryInfo(entry, customInfo);
 			fEntries.put(info.getContentsKey(), info);
 		}
 		
-		public void addOverrideName(String name){
+		public void addOverrideName(String name) {
-			if(fOverrideSet == null)
+			if (fOverrideSet == null)
 				fOverrideSet = new HashSet<String>();
 			
 			fOverrideSet.add(name);
 		}
 		
-		public void addOverrideNameSet(Set<String> set){
+		public void addOverrideNameSet(Set<String> set) {
-			if(set == null)
+			if (set == null)
 				return;
-			if(fOverrideSet != null){
+			if (fOverrideSet != null) {
 				fOverrideSet.addAll(set);
-			} else if(set.size() != 0){
+			} else if (set.size() != 0) {
 				fOverrideSet = new HashSet<String>(set);
 			}
 		}
 
-		public void removeOverrideName(String name){
+		public void removeOverrideName(String name) {
-			if(fOverrideSet == null)
+			if (fOverrideSet == null)
 				return;
 			
 			fOverrideSet.remove(name);
 			
-			if(fOverrideSet.size() == 0)
+			if (fOverrideSet.size() == 0)
 				fOverrideSet = null;
 		}
 
-		public void clear(){
+		public void clear() {
 			fEntries.clear();
 			fOverrideSet = null;
 		}
 		
-		public Map<EntryNameKey, EntryInfo> clearAndGetMap(){
+		public Map<EntryNameKey, EntryInfo> clearAndGetMap() {
 			Map<EntryNameKey, EntryInfo> map = fEntries;
 			fEntries = new LinkedHashMap<EntryNameKey, EntryInfo>();
 			fOverrideSet = null;
 			return map;
 		}
 		
-		public EntryInfo[] getInfos(){
+		public EntryInfo[] getInfos() {
 			return fEntries.values().toArray(new EntryInfo[fEntries.size()]);
 		}
 		
-		public ICLanguageSettingEntry[] getEntries(){
+		public ICLanguageSettingEntry[] getEntries() {
 			List<ICLanguageSettingEntry> list = getEntriesList(false);
 			return list.toArray(new ICLanguageSettingEntry[list.size()]);
 		}
 
-		public ICLanguageSettingEntry[] getEntries(boolean includeOverridden){
+		public ICLanguageSettingEntry[] getEntries(boolean includeOverridden) {
 			List<ICLanguageSettingEntry> list = getEntriesList(includeOverridden);
 			return list.toArray(new ICLanguageSettingEntry[list.size()]);
 		}
 
-		public List<ICLanguageSettingEntry> getEntriesList(boolean includeOverridden){
+		public List<ICLanguageSettingEntry> getEntriesList(boolean includeOverridden) {
 			List<ICLanguageSettingEntry> list = new ArrayList<ICLanguageSettingEntry>();
 			EntryInfo infos[] = getInfos();
-			for(EntryInfo info : infos){
+			for (EntryInfo info : infos) {
-				if(includeOverridden || !info.isOverridden())
+				if (includeOverridden || !info.isOverridden())
 					list.add(info.getEntry());
 			}
 			
 			return list;
 		}
 		
-		public Object getContext(){
+		public Object getContext() {
 			return fContext;
 		}
 		
-		public void setContext(Object context){
+		public void setContext(Object context) {
 			fContext = context;
 		}
 	}
@@ -189,60 +190,60 @@ public class SettingsSet {
 		private boolean fIsOverRidden;
 		private Object fCustomInfo;
 
-		private EntryInfo(ICLanguageSettingEntry entry, Object customInfo){
+		private EntryInfo(ICLanguageSettingEntry entry, Object customInfo) {
 			fEntry = entry;
 			fCustomInfo = customInfo;
 		}
 
-		public EntryNameKey getContentsKey(){
+		public EntryNameKey getContentsKey() {
-			if(fNameKey == null){
+			if (fNameKey == null) {
 				fNameKey = new EntryNameKey(fEntry);
 			}
 			return fNameKey;
 		}
 		
-		private void makeOverridden(boolean overrridden){
+		private void makeOverridden(boolean overridden) {
-			fIsOverRidden = overrridden;
+			fIsOverRidden = overridden;
 		}
 
-		public ICLanguageSettingEntry getEntry(){
+		public ICLanguageSettingEntry getEntry() {
 			return fEntry;
 		}
 
-		public boolean isOverridden(){
+		public boolean isOverridden() {
 			return fIsOverRidden;
 		}
 
-		public Object getCustomInfo(){
+		public Object getCustomInfo() {
 			return fCustomInfo;
 		}
 	}
 	
-	public SettingsSet(int num){
+	public SettingsSet(int num) {
 		fLevels = new SettingLevel[num];
-		for(int i = 0; i < num; i++){
+		for (int i = 0; i < num; i++) {
 			fLevels[i] = new SettingLevel();
 		}
 	}
 	
-	public SettingLevel[] getLevels(){
+	public SettingLevel[] getLevels() {
 		return fLevels.clone();
 	}
 	
-	public void adjustOverrideState(){
+	public void adjustOverrideState() {
 		Set<String> set = new HashSet<String>();
 		SettingLevel level;
-		for(int i = 0; i < fLevels.length; i++){
+		for (int i = 0; i < fLevels.length; i++) {
 			level = fLevels[i];
-			if(level.isOverrideSupported() && level.fOverrideSet != null)
+			if (level.isOverrideSupported() && level.fOverrideSet != null)
 				set.addAll(level.fOverrideSet);
 			adjustOverrideState(fLevels[i], set);
 		}
 	}
 	
-	private void adjustOverrideState(SettingLevel level, Set<String> overridenSet){
+	private void adjustOverrideState(SettingLevel level, Set<String> overridenSet) {
-		for(EntryInfo info : level.getInfos()){
+		for (EntryInfo info : level.getInfos()) {
-			if(overridenSet.add(info.getEntry().getName())){
+			if (overridenSet.add(info.getEntry().getName())) {
 				info.makeOverridden(false);
 			} else {
 				info.makeOverridden(true);
@@ -250,47 +251,47 @@ public class SettingsSet {
 		}
 	}
 
-	public ICLanguageSettingEntry[] getEntries(){
+	public ICLanguageSettingEntry[] getEntries() {
 		return getEntries(READ_ONLY | WRITABLE);
 	}
 
-	public ICLanguageSettingEntry[] getEntries(int types){
+	public ICLanguageSettingEntry[] getEntries(int types) {
 		adjustOverrideState();
 		List<ICLanguageSettingEntry> entries = new ArrayList<ICLanguageSettingEntry>();
-		for(SettingLevel sl : fLevels){
+		for (SettingLevel sl : fLevels) {
-			if(isCompatible(sl, types))
+			if (isCompatible(sl, types))
 				getEntries(sl, entries);
 		}
 		return entries.toArray(new ICLanguageSettingEntry[entries.size()]);
 	}
 	
-	private void getEntries(SettingLevel level, List<ICLanguageSettingEntry> list){
+	private void getEntries(SettingLevel level, List<ICLanguageSettingEntry> list) {
-		for(EntryInfo info : level.getInfos())
+		for (EntryInfo info : level.getInfos())
-			if(!info.isOverridden())
+			if (!info.isOverridden())
 				list.add(info.getEntry());
 	}
 	
-	private boolean isCompatible(SettingLevel level, int types){
+	private boolean isCompatible(SettingLevel level, int types) {
-		if((types & READ_ONLY) == 0 && level.isReadOnly())
+		if ((types & READ_ONLY) == 0 && level.isReadOnly())
 			return false;
-		if((types & WRITABLE) == 0 && !level.isReadOnly())
+		if ((types & WRITABLE) == 0 && !level.isReadOnly())
 			return false;
 		
 		return true;
 	}
 	
-	private int getWritableLevelNum(){
+	private int getWritableLevelNum() {
-		for(int i = 0; i <fLevels.length; i++){
+		for (int i = 0; i <fLevels.length; i++) {
-			if(!fLevels[i].isReadOnly())
+			if (!fLevels[i].isReadOnly())
 				return i;
 		}
 		
 		return -1;
 	}
 
-	private int getOverrideLevelNum(){
+	private int getOverrideLevelNum() {
-		for(int i = 0; i <fLevels.length; i++){
+		for (int i = 0; i <fLevels.length; i++) {
-			if(fLevels[i].isOverrideSupported())
+			if (fLevels[i].isOverrideSupported())
 				return i;
 		}
 		
@@ -298,13 +299,13 @@ public class SettingsSet {
 	}
 
 	@SuppressWarnings("unchecked")
-	public void applyEntries(ICLanguageSettingEntry[] entries){
+	public void applyEntries(ICLanguageSettingEntry[] entries) {
 		HashMap<EntryNameKey, Object[]> map = getEntryLevelMap(WRITABLE | READ_ONLY);
 		Map<EntryNameKey, Object[]> mapCopy = (HashMap<EntryNameKey, Object[]>)map.clone();
 		Map<EntryNameKey, EntryInfo>[] clearedInfos = new Map [fLevels.length];
 		
-		for(int i = 0; i < fLevels.length; i++){
+		for (int i = 0; i < fLevels.length; i++) {
-			if(!fLevels[i].isReadOnly())
+			if (!fLevels[i].isReadOnly())
 				clearedInfos[i] = fLevels[i].clearAndGetMap();
 		}
 
@@ -314,13 +315,13 @@ public class SettingsSet {
 		int writableLevel = getWritableLevelNum();
 		SettingLevel level;
 		
-		for(int i = 0; i < entries.length; i++){
+		for (int i = 0; i < entries.length; i++) {
 			entry = entries[i];
 			EntryNameKey key = new EntryNameKey(entry);
 			Object[] o = map.get(key);
 
 			
-			if(o != null && valueMatches(entry, o[1])){
+			if (o != null && valueMatches(entry, o[1])) {
 				mapCopy.remove(key);
 				levelInteger = (Integer)o[0];
 				if (! entry.isBuiltIn()) // allow overwrite existing entry,
@@ -330,14 +331,14 @@ public class SettingsSet {
 			}
 
 			levelNum = levelInteger != null ? levelInteger.intValue() : writableLevel;
-			if(levelNum >= 0){
+			if (levelNum >= 0) {
 				level = fLevels[levelNum];
-				if(!level.isReadOnly()){
+				if (!level.isReadOnly()) {
 					Map<EntryNameKey, EntryInfo> clearedInfo = clearedInfos[levelNum];
 					Object customInfo = null;
-					if(clearedInfo != null){
+					if (clearedInfo != null) {
 						EntryInfo info = clearedInfo.get(key);
-						if(info != null && entry.equalsByContents(info.getEntry()))
+						if (info != null && entry.equalsByContents(info.getEntry()))
 							customInfo = info.getCustomInfo();
 					}
 					level.addEntry(entry, customInfo);
@@ -346,15 +347,15 @@ public class SettingsSet {
 		}
 		
 		int overrideLevel = getOverrideLevelNum();
-		if(overrideLevel >= 0){
+		if (overrideLevel >= 0) {
 			level = fLevels[overrideLevel];
-			if(level.isOverrideSupported() && !mapCopy.isEmpty()){
+			if (level.isOverrideSupported() && !mapCopy.isEmpty()) {
-				for(EntryNameKey enk : mapCopy.keySet()){
+				for (EntryNameKey enk : mapCopy.keySet()) {
 					ICSettingEntry e = enk.getEntry();
 					if ((e.getFlags() & ICSettingEntry.BUILTIN) == 0)
 						continue;
 					String str = e.getName();
-					if(str != null) 
+					if (str != null) 
 						level.addOverrideName(str);
 				}
 			}
@@ -362,19 +363,19 @@ public class SettingsSet {
 		adjustOverrideState();
 	}
 	
-	public HashMap<EntryNameKey, Object[]> getEntryLevelMap(int types){
+	public HashMap<EntryNameKey, Object[]> getEntryLevelMap(int types) {
 		HashMap<EntryNameKey, Object[]> map = new HashMap<EntryNameKey, Object[]>();
-		for(int i = 0; i < fLevels.length; i++){
+		for (int i = 0; i < fLevels.length; i++) {
-			if(isCompatible(fLevels[i], types))
+			if (isCompatible(fLevels[i], types))
 				addLevelInfoToMap(fLevels[i], i, map);
 		}
 		return map;
 	}
 	
-	private void addLevelInfoToMap(SettingLevel level, int l, Map<EntryNameKey, Object[]> map){
+	private void addLevelInfoToMap(SettingLevel level, int l, Map<EntryNameKey, Object[]> map) {
-		for(EntryInfo info : level.getInfos()){
+		for (EntryInfo info : level.getInfos()) {
 			EntryNameKey key = info.getContentsKey(); 
-			if(!map.containsKey(key))
+			if (!map.containsKey(key))
 				map.put(key, new Object[]{new Integer(l), info.getEntry()});
 		}
 	}
@@ -385,15 +386,7 @@ public class SettingsSet {
 		if (!(o instanceof ICMacroEntry))
 			return false; // cannot compare different entries
 		String s1 = e.getValue();
-		String s2 = ((ICMacroEntry)o).getValue();
+		String s2 = ((ICMacroEntry) o).getValue();
-		if (s1 == null && s2 == null)
+		return s1 == null ? s2 == null : s1.equals(s2);
-			return true;
-		if (s1 != null)
-			return s1.equals(s2);
-		else	
-			return s2.equals(s1);
 	}
-
-	
-
 }

core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/parser/util/ArrayUtil.java

@@ -18,6 +18,7 @@ import java.lang.reflect.Array;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collection;
+import java.util.HashSet;
 
 import org.eclipse.core.runtime.Assert;
 
@@ -28,9 +29,9 @@ public abstract class ArrayUtil {
     private static final int DEFAULT_LENGTH = 2;
 
     /**
-     * Assumes that array contains nulls at the end, only. 
+     * Assumes that array contains {@code null}s at the end, only. 
-     * Appends element after the last non-null element. 
+     * Appends element after the last non-{@code null} element. 
-     * If the array is null or not large enough, a larger one is allocated, using
+     * If the array is {@code null} or not large enough, a larger one is allocated, using
      * the given class object.
      */
 	@SuppressWarnings("unchecked")
@@ -56,8 +57,8 @@ public abstract class ArrayUtil {
     }
 
     /**
-     * Assumes that array contains nulls at the end, only. 
+     * Assumes that array contains {@code null}s at the end, only. 
-     * Appends element after the last non-null element. 
+     * Appends element after the last non-{@code null} element. 
      * If the array is not large enough, a larger one is allocated.
      * Null <code>array</code> is supported for backward compatibility only and only when T is
      * Object.
@@ -87,8 +88,8 @@ public abstract class ArrayUtil {
     }
 
     /**
-     * Assumes that array contains nulls at the end, only.
+     * Assumes that array contains {@code null}s at the end, only.
-     * @returns index of first null, or -1
+     * @returns index of first {@code null}, or -1
      */ 
     private static int findFirstNull(Object[] array) {
     	boolean haveNull= false;
@@ -117,7 +118,7 @@ public abstract class ArrayUtil {
     }
 
     /**
-     * Assumes that array contains nulls at the end, only. 
+     * Assumes that array contains {@code null}s at the end, only. 
      * Appends object using the current length of the array.
      * @since 5.1
      */
@@ -145,7 +146,7 @@ public abstract class ArrayUtil {
     }
 
     /**
-     * Assumes that array contains nulls at the end, only. 
+     * Assumes that array contains {@code null}s at the end, only. 
      * Appends object using the current length of the array.
      * @param array The array to append to. Not {@code null}
      * @param currentLength The number of non-{@code null} elements in the array
@@ -166,12 +167,12 @@ public abstract class ArrayUtil {
     }
 
     /**
-     * Trims the given array and returns a new array with no null entries.
+     * Trims the given array and returns a new array with no {@code null} entries.
-     * Assumes that nulls can be found at the end, only.
+     * Assumes that {@code null}s can be found at the end, only.
-     * if array == null, a new array of length 0 is returned
+     * if {@code array} is {@code null}, a new array of length 0 is returned
-     * if forceNew == true, a new array will always be created.
+     * if {@code forceNew} is {@code true}, a new array will always be created.
-     * if forceNew == false, a new array will only be created if the original array
+     * if {@code forceNew} is {@code false}, a new array will only be created if the original array
-     * contained null entries.
+     * contained {@code null} entries.
      *  
      * @param c the type of the new array
      * @param array the array to be trimmed
@@ -202,11 +203,11 @@ public abstract class ArrayUtil {
     }
 
     /**
-     * Trims the given array and returns a new array with no null entries.
+     * Trims the given array and returns a new array with no {@code null} entries.
-     * Assumes that nulls can be found at the end, only.
+     * Assumes that {@code null}s can be found at the end, only.
-     * if forceNew == true, a new array will always be created.
+     * if {@code forceNew} is {@code true}, a new array will always be created.
-     * if forceNew == false, a new array will only be created if the original array
+     * if {@code forceNew} is {@code false}, a new array will only be created if the original array
-     * contained null entries.
+     * contained {@code null} entries.
      *  
      * @param array the array to be trimmed
      * @param forceNew
@@ -227,8 +228,8 @@ public abstract class ArrayUtil {
     }
 
     /**
-     * Trims the given array and returns a new array with no null entries.
+     * Trims the given array and returns a new array with no {@code null} entries.
-     * Assumes that nulls can be found at the end, only.
+     * Assumes that {@code null}s can be found at the end, only.
      *  
      * @param array the array to be trimmed
      * @since 5.2
@@ -257,13 +258,13 @@ public abstract class ArrayUtil {
 	}
 
     /**
-     * Takes contents of the two arrays up to the first <code>null</code> element and concatenates
+     * Takes contents of the two arrays up to the first {@code null} element and concatenates
      * them.
      * @param c The type of the element of the returned array if there was not enough free space
      *     in the destination array.
      * @param dest The destination array. The elements of the source array are added to this array
-     *     if there is enough free space in it. May be <code>null</code>. 
+     *     if there is enough free space in it. May be {@code null}. 
-     * @param source The source array. May not be <code>null</code>. 
+     * @param source The source array. May not be {@code null}. 
      * @return The concatenated array, which may be the same as the first parameter. 
      */
     @SuppressWarnings("unchecked")
@@ -300,11 +301,11 @@ public abstract class ArrayUtil {
     }
 
     /**
-     * Takes contents of the two arrays up to the first <code>null</code> element and concatenates
+     * Takes contents of the two arrays up to the first {@code null} element and concatenates them.
-     * them.
+     *
      * @param dest The destination array. The elements of the source array are added to this array
-     *     if there is enough free space in it. May be <code>null</code>. 
+     *     if there is enough free space in it. May be {@code null}. 
-     * @param source The source array. May not be <code>null</code>. 
+     * @param source The source array. May not be {@code null}. 
      * @return The concatenated array, which may be the same as the first parameter. 
      * @since 5.2
      */
@@ -359,10 +360,11 @@ public abstract class ArrayUtil {
 	/**
      * Returns whether the specified array contains the specified object. Comparison is by
      * object identity.
+     *
      * @param array the array to search
      * @param obj the object to search for
      * @return <code>true</code> if the specified array contains the specified object, or
-     *     the specified array is <code>null</code>
+     *     the specified array is {@code null}
      */
     public static <T> boolean contains(T[] array, T obj) {
     	return indexOf(array, obj) >= 0;
@@ -370,11 +372,12 @@ public abstract class ArrayUtil {
 
     /**
      * Returns the index into the specified array of the specified object, or -1 if the array does
-     * not contain the object, or if the array is null.  Comparison is by object identity.
+     * not contain the object, or if the array is {@code null}.  Comparison is by object identity.
+     *
      * @param array the array to search
      * @param obj the object to search for
      * @return the index into the specified array of the specified object, or -1 if the array does
-     *     not contain the object, or if the array is <code>null</code>
+     *     not contain the object, or if the array is {@code null}
      */
     public static <T> int indexOf(T[] array, T obj) {
     	int result = -1;
@@ -388,32 +391,34 @@ public abstract class ArrayUtil {
     }
 
     /**
-     * Assumes that array contains nulls at the end, only. 
+     * Assumes that array contains {@code null}s at the end, only. 
      * Returns whether the specified array contains the specified object. Comparison is by
      * object identity.
+     * 
      * @param array the array to search
      * @param obj the object to search for
      * @return true if the specified array contains the specified object, or the specified array is
-     *     <code>null</code>
+     *     {@code null}
      */
     public static <T> boolean containsEqual(T[] array, T obj) {
     	return indexOfEqual(array, obj) != -1;
     }
 
     /**
-     * Assumes that array contains nulls at the end, only. 
+     * Assumes that array contains {@code null}s at the end, only. 
      * Returns the index into the specified array of the specified object, or -1 if the array does
-     * not contain the object, or if the array is null.  Comparison is by equals().
+     * not contain the object, or if the array is {@code null}.  Comparison is by equals().
-     * @param comments the array to search
+     *
-     * @param comment the object to search for
+     * @param array the array to search
+     * @param obj the object to search for
      * @return the index into the specified array of the specified object, or -1 if the array does
-     *     not contain an equal object, or if the array is <code>null</code>
+     *     not contain an equal object, or if the array is {@code null}
      */    
-	public static <T> int indexOfEqual(T[] comments, T comment) {
+	public static <T> int indexOfEqual(T[] array, T obj) {
     	int result = -1;
-    	if (comments != null) {
+    	if (array != null) {
-    		for (int i= 0; (i < comments.length) && (comments[i] != null); i++) {
+    		for (int i= 0; (i < array.length) && (array[i] != null); i++) {
-    			if (comments[i].equals(comment))
+    			if (array[i].equals(obj))
     				return i;
     		}
     	}
@@ -421,7 +426,9 @@ public abstract class ArrayUtil {
     }
 
 	/**
-	 * Moves all null elements to the end of the array. The order of non-null elements is preserved.
+	 * Moves all {@code null} elements to the end of the array. The order of non-{@code null}
+	 * elements is preserved.
+	 *
 	 * @since 5.4
 	 */
 	public static void compact(Object[] array) {
@@ -438,13 +445,13 @@ public abstract class ArrayUtil {
 	}
 	
 	/**
-	 * Removes all of the nulls from the array and returns a new array that contains all
+	 * Removes all of the {@code null}s from the array and returns a new array that contains all
-	 * of the non-null elements.
+	 * of the non-{@code null} elements.
      *
-     * If there are no nulls in the original array then the original array is returned.
+     * If there are no {@code null}s in the original array then the original array is returned.
 
-	 * Note that this method should only be used when the placement of nulls within the array
+	 * Note that this method should only be used when the placement of {@code null}s within
-	 * is unknown (due to performance efficiency).  
+	 * the array is unknown (due to performance efficiency).  
 	 */
 	@SuppressWarnings("unchecked")
 	public static <T> T[] removeNulls(Class<T> c, T[] array) {
@@ -472,13 +479,13 @@ public abstract class ArrayUtil {
 	}
 
 	/**
-	 * Removes all of the nulls from the array and returns a new array that contains all
+	 * Removes all of the {@code null}s from the array and returns a new array that contains all
-	 * of the non-null elements.
+	 * of the non-{@code null} elements.
-     *
+     * <p>
-     * If there are no nulls in the original array then the original array is returned.
+     * If there are no {@code null}s in the original array then the original array is returned.
-     * 
+     * <p>
-	 * Note that this method should only be used when the placement of nulls within the array
+	 * Note that this method should only be used when the placement of {@code null}s within
-	 * is unknown (due to performance efficiency).  
+	 * the array is unknown (due to performance efficiency).  
 	 * @since 5.2
 	 */
 	@SuppressWarnings("unchecked")
@@ -514,11 +521,11 @@ public abstract class ArrayUtil {
 	/**
 	 * To improve performance, this method should be used instead of
 	 * {@link #removeNulls(Class, Object[])} when all of the non-{@code null} elements in
-	 * the array are grouped together at the beginning of the array and all of the nulls are at
+	 * the array are grouped together at the beginning of the array and all of the s are at
-	 * the end of the array. The position of the last non-{@code null} element in the array must also
+	 * the end of the array. The position of the last non-{@code null} element in the array must
-	 * be known.
+	 * also be known.
 	 * <p>
-	 * If you don't indend to pass {@code null} array, consider using {@link #trim(Object[], int)}
+	 * If you don't intend to pass {@code null} array, consider using {@link #trim(Object[], int)}
 	 * instead.
 	 *
 	 * @since 5.1
@@ -536,8 +543,8 @@ public abstract class ArrayUtil {
 	}
 
 	/**
-	 * Inserts the obj at the beginning of the array, shifting the whole thing one index
+	 * Inserts the {@code obj} at the beginning of the array, shifting the whole thing one index
-	 * Assumes that array contains nulls at the end, only. 
+	 * Assumes that array contains {@code null}s at the end, only. 
 	 */
 	@SuppressWarnings("unchecked")
 	public static <T> T[] prepend(Class<T> c, T[] array, T obj) {
@@ -564,9 +571,9 @@ public abstract class ArrayUtil {
 	}
 
 	/**
-	 * Inserts the obj at the beginning of the array, shifting the whole thing one index
+	 * Inserts the {@code obj} at the beginning of the array, shifting the whole thing one index
-	 * Assumes that array contains nulls at the end, only. 
+	 * Assumes that array contains {@code null}s at the end, only. 
-	 * array must not be <code>null</code>.
+	 * array must not be {@code null}.
 	 * @since 5.2
 	 */
 	public static <T> T[] prepend(T[] array, T obj) {
@@ -621,7 +628,7 @@ public abstract class ArrayUtil {
      * @param target the runtime type of the new array
      * @param source the source array
      * @return the current array stored in a new array with the specified runtime type,
-     *     or null if source is null.
+     *     or {@code null} if source is {@code null}.
      */
     @SuppressWarnings("unchecked")
     public static <S, T> T[] convert(Class<T> target, S[] source) {
@@ -646,6 +653,7 @@ public abstract class ArrayUtil {
 
     /**
      * Reverses order of elements in a subsection of an array.
+     *
      * @param array the array
      * @param fromIndex the index of the first affected element (inclusive)
      * @param toIndex the index of the last affected element (exclusive)
@@ -660,26 +668,60 @@ public abstract class ArrayUtil {
     }
 
     /**
-     * Returns a new array that contains all of the elements of the 
+     * Returns a new array that contains all of the elements of the given array except
-     * given array except the first one.
+     * the first one.
      * 
+	 * @throws NullPointerException if {@code array} is {@code null}
+	 * @throws IllegalArgumentException if {@code array} is empty
 	 * @since 5.1
-	 * @throws NullPointerException if args is null
-	 * @throws IllegalArgumentException if args.length <= 0
 	 */
     @SuppressWarnings("unchecked")
-	public static <T> T[] removeFirst(T[] args) {
+	public static <T> T[] removeFirst(T[] array) {
-    	int n = args.length;
+    	int n = array.length;
     	if (n <= 0)
     		throw new IllegalArgumentException();
     	
-    	T[] newArgs = (T[]) Array.newInstance(args.getClass().getComponentType(), n - 1);
+    	T[] newArgs = (T[]) Array.newInstance(array.getClass().getComponentType(), n - 1);
     	for (int i = 1; i < n; i++) {
-    		newArgs[i - 1] = args[i];
+    		newArgs[i - 1] = array[i];
     	}
     	return newArgs;
     }
 
+    /**
+     * Returns a new array that contains elements of the given array except duplicates and
+     * {@code null}s. Duplicates are determined by {@link Object#equals(Object)} method.
+     * 
+	 * @throws NullPointerException if {@code array} is {@code null}
+	 * @since 5.5
+	 */
+	public static <T> T[] removeDuplicates(T[] array) {
+		int k = 0;
+		if (array.length >= 16) {
+			HashSet<T> set = new HashSet<T>(array.length);
+			for (int i = 0; i < array.length; i++) {
+				T obj = array[i];
+				if (obj != null && set.add(obj)) {
+					array[k++] = obj;
+				}
+			}
+		} else {
+			for (int i = 0; i < array.length; i++) {
+				T obj = array[i];
+				if (obj != null) {
+					array[k++] = obj;
+					for (int j = i + 1; j < array.length; j++) {
+						if (obj.equals(array[j]))
+							array[j] = null;
+					}
+				}
+			}
+		}
+		if (k == array.length)
+			return array;
+		return Arrays.copyOf(array, k);
+	}
+
     public static int[] setInt(int[] array, int idx, int val) {
         if (array == null) {
             array = new int[DEFAULT_LENGTH > idx + 1 ? DEFAULT_LENGTH : idx + 1];

core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/CPPFieldSpecialization.java

@@ -44,7 +44,7 @@ public class CPPFieldSpecialization extends CPPSpecialization implements ICPPFie
 
 	@Override
 	public ICPPClassType getClassOwner() {
-		return getField().getClassOwner();
+		return (ICPPClassType) getOwner();
 	}
 
 	@Override

core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/semantics/CPPSemantics.java

@@ -3737,6 +3737,7 @@ public class CPPSemantics {
 		LookupData data = new LookupData(unknownName, null, point);
 		data.setIgnorePointOfDeclaration(true);
 		data.typesOnly= unknown instanceof IType;
+		data.qualified= true;
 
 		try {
             // 2: Lookup

core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/semantics/TemplateArgumentDeduction.java

@@ -922,7 +922,7 @@ public class TemplateArgumentDeduction {
 
 	private boolean fromFunctionType(ICPPFunctionType ftp, ICPPFunctionType fta, IASTNode point)
 			throws DOMException {
-		if (ftp.isConst() != fta.isConst() || ftp.isVolatile() != fta.isVolatile())
+		if (ftp.isConst() != fta.isConst() || ftp.isVolatile() != fta.isVolatile() || ftp.takesVarArgs() != fta.takesVarArgs())
 			return false;
 		
 		if (!fromType(ftp.getReturnType(), fta.getReturnType(), false, point)) 

core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/db/BTree.java

@@ -176,8 +176,8 @@ public class BTree {
 				} else if (compare < 0) {
 					lower= middle + 1;
 				} else {
-					// Found it, no insert, just return the record.
+					// Found it, no insert, just return the matched record.
-					return record;
+					return checkRec;
 				}
 			}
 		}

core/org.eclipse.cdt.core/src/org/eclipse/cdt/internal/core/cdtvariables/ICdtVariableChangeListener.java

@@ -10,6 +10,9 @@
  *******************************************************************************/
 package org.eclipse.cdt.internal.core.cdtvariables;
 
+/**
+ * Listener to listen to Build Variables changes events.
+ */
 public interface ICdtVariableChangeListener {
 	void variablesChanged(VariableChangeEvent event);
 }

core/org.eclipse.cdt.core/src/org/eclipse/cdt/internal/core/cdtvariables/UserDefinedVariableSupplier.java

@@ -651,10 +651,20 @@ public class UserDefinedVariableSupplier extends CoreMacroSupplierBase {
 //	protected void updateProjectInfo(int type, Object context){
 //	}
 	
+	/**
+	 * Adds a listener that will be notified of changes in Build Variables.
+	 *
+	 * @param listener - the listener to add
+	 */
 	public void addListener(ICdtVariableChangeListener listener){
 		fListeners.add(listener);
 	}
 	
+	/**
+	 * Removes a Build Variables change listener.
+	 *
+	 * @param listener - the listener to remove.
+	 */
 	public void removeListener(ICdtVariableChangeListener listener){
 		fListeners.remove(listener);
 	}

core/org.eclipse.cdt.core/src/org/eclipse/cdt/internal/core/cdtvariables/VariableChangeEvent.java

@@ -12,6 +12,9 @@ package org.eclipse.cdt.internal.core.cdtvariables;
 
 import org.eclipse.cdt.core.cdtvariables.ICdtVariable;
 
+/**
+ * Event describing Build Variables changes.
+ */
 public class VariableChangeEvent {
 	private static final ICdtVariable[] EMPTY_VAR_ARRAY = new ICdtVariable[0];
 	

core/org.eclipse.cdt.ui.tests/ui/org/eclipse/cdt/ui/tests/refactoring/implementmethod/ImplementMethodRefactoringTest.java

@@ -788,4 +788,37 @@ public class ImplementMethodRefactoringTest extends RefactoringTestBase {
 	public void testExplicitConstructor_Bug363111() throws Exception {
 		assertRefactoringSuccess();
 	}
+	
+	//A.h
+	//
+	//class TestClass {
+	//public:
+	//	/*$*/void foo() throw ();/*$$*/
+	//};
+	//
+
+	//A.cpp
+	//====================
+	//void TestClass::foo() throw () {
+	//}
+	public void testEmptyThowsClause_Bug393833() throws Exception {
+		assertRefactoringSuccess();
+	}
+	
+	//A.h
+	//
+	//class TestClass {
+	//public:
+	//	/*$*/void foo() throw (TestClass);/*$$*/
+	//};
+	//
+
+	//A.cpp
+	//====================
+	//void TestClass::foo() throw (TestClass) {
+	//}
+	public void testNonEmptyThowsClause_Bug393833() throws Exception {
+		assertRefactoringSuccess();
+	}
+
 }

core/org.eclipse.cdt.ui.tests/ui/org/eclipse/cdt/ui/tests/refactoring/rename/RenameTemplatesTests.java

@@ -24,44 +24,70 @@ import org.eclipse.ltk.core.refactoring.RefactoringStatus;
  */
 public class RenameTemplatesTests extends RenameTests {
 
-    public RenameTemplatesTests(String name) {
+	public RenameTemplatesTests(String name) {
-        super(name);
+		super(name);
-    }
+	}
 
-    public static Test suite(){
+	public static Test suite() {
-        return suite(true);
+		return suite(true);
-    }
+	}
 
-    public static Test suite( boolean cleanup ) {
+	public static Test suite(boolean cleanup) {
-        TestSuite suite = new TestSuite(RenameTemplatesTests.class); 
+		TestSuite suite = new TestSuite(RenameTemplatesTests.class);
-        if (cleanup) {
+		if (cleanup) {
-            suite.addTest( new RefactoringTests("cleanupProject") );    //$NON-NLS-1$
+			suite.addTest(new RefactoringTests("cleanupProject"));
-        }
+		}
-        return suite;
+		return suite;
-    }
+	}
-    
+
-    public void testClassTemplate() throws Exception {
+	public void testClassTemplate() throws Exception {
-        StringWriter writer = new StringWriter();
+		StringWriter writer = new StringWriter();
-        writer.write("template <class Type>   \n"); //$NON-NLS-1$
+		writer.write("template <class Type>   \n");
-        writer.write("class Array {                \n"); //$NON-NLS-1$
+		writer.write("class Array {                \n");
-        writer.write("public:                   \n"); //$NON-NLS-1$
+		writer.write("public:                   \n");
-        writer.write("   Array(unsigned sz) {}  \n"); //$NON-NLS-1$
+		writer.write("   Array(unsigned sz) {}  \n");
-        writer.write("   ~Array(){}             \n"); //$NON-NLS-1$
+		writer.write("   ~Array(){}             \n");
-        writer.write("   Type& operator[] (unsigned idx); \n"); //$NON-NLS-1$
+		writer.write("   Type& operator[] (unsigned idx); \n");
-        writer.write("};                        \n"); //$NON-NLS-1$
+		writer.write("};                        \n");
-        writer.write("template <class Type>     \n"); //$NON-NLS-1$
+		writer.write("template <class Type>     \n");
-        writer.write("inline Type& Array<Type>::operator[] (unsigned index) {\n"); //$NON-NLS-1$
+		writer.write("inline Type& Array<Type>::operator[] (unsigned index) {\n");
-        writer.write("   return 1;              \n"); //$NON-NLS-1$
+		writer.write("   return 1;              \n");
-        writer.write("};                        \n"); //$NON-NLS-1$
+		writer.write("};                        \n");
-        String contents = writer.toString();
+		String contents = writer.toString();
-        IFile cpp= importFile("test.cpp", contents ); //$NON-NLS-1$
+		IFile cpp = importFile("test.cpp", contents);
-        
+
-        int offset1= contents.indexOf("Array"); //$NON-NLS-1$
+		int offset1 = contents.indexOf("Array");
-        
+
-        RefactoringStatus stat= checkConditions(cpp, offset1, "WELT"); //$NON-NLS-1$
+		RefactoringStatus stat = checkConditions(cpp, offset1, "WELT");
-        assertRefactoringOk(stat);
+		assertRefactoringOk(stat);
-        
+
-        Change ch= getRefactorChanges(cpp, offset1, "WELT");  //$NON-NLS-1$
+		Change ch = getRefactorChanges(cpp, offset1, "WELT");
-        assertTotalChanges(4, ch);
+		assertTotalChanges(4, ch);
-    }
+	}
+
+	public void _testRenameSpecializations_bug240692() throws Exception {
+		StringWriter writer = new StringWriter();
+
+		writer.write("template <class T>\n");
+		writer.write("class CSome {\n");
+		writer.write("public:\n");
+		writer.write("    void Foo() {};\n");
+		writer.write("};\n");
+
+		writer.write("int main ()\n");
+		writer.write("{\n");
+		writer.write("    CSome <int> A;\n");
+		writer.write("    A.Foo();\n");
+		writer.write("    return 0;\n");
+		writer.write("}\n");
+		String contents = writer.toString();
+		IFile cpp = importFile("test.cpp", contents);
+
+		int offset1 = contents.indexOf("Foo");
+
+		RefactoringStatus stat = checkConditions(cpp, offset1, "Baz");
+		assertRefactoringOk(stat);
+
+		assertTotalChanges(2, getRefactorChanges(cpp, offset1, "Baz"));
+	}
 }

core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/refactoring/implementmethod/ImplementMethodRefactoring.java

@@ -38,6 +38,7 @@ import org.eclipse.cdt.core.dom.ast.IASTFunctionDeclarator;
 import org.eclipse.cdt.core.dom.ast.IASTFunctionDefinition;
 import org.eclipse.cdt.core.dom.ast.IASTName;
 import org.eclipse.cdt.core.dom.ast.IASTNode;
+import org.eclipse.cdt.core.dom.ast.IASTTypeId;
 import org.eclipse.cdt.core.dom.ast.IASTNode.CopyStyle;
 import org.eclipse.cdt.core.dom.ast.IASTPointerOperator;
 import org.eclipse.cdt.core.dom.ast.IASTSimpleDeclaration;
@@ -266,7 +267,13 @@ public class ImplementMethodRefactoring extends CRefactoring {
 		for (IASTPointerOperator pop : functionDeclarator.getPointerOperators()) {
 			createdMethodDeclarator.addPointerOperator(pop.copy(CopyStyle.withLocations));
 		}
-		
+		IASTTypeId[] exceptionSpecification = functionDeclarator.getExceptionSpecification();
+		if (exceptionSpecification != ICPPASTFunctionDeclarator.NO_EXCEPTION_SPECIFICATION) {
+			createdMethodDeclarator.setEmptyExceptionSpecification();
+			for (IASTTypeId typeId : exceptionSpecification) {
+				createdMethodDeclarator.addExceptionSpecificationTypeId(typeId == null ? null : typeId.copy(CopyStyle.withLocations));
+			}
+		}
 		IASTFunctionDefinition functionDefinition = nodeFactory.newFunctionDefinition(declSpecifier, createdMethodDeclarator, nodeFactory.newCompoundStatement());
 		functionDefinition.setParent(unit);
 		

doc/org.eclipse.cdt.doc.user/reference/cdt_o_menu.htm

@@ -12,9 +12,9 @@
 <div role="main"><h1>C/C++ Menubar</h1>
 <p>This section describes the menubar options available from the C/C++ perspective.</p>
 <p><img src="../images/cdt_menubar.png"
-alt="CDT main menu">
+alt="C/C++ perspective main menu">
 </p>
-    	<img src="../images/trans.gif" width="25" height="1" alt="">
+    <img src="../images/trans.gif" width="25" height="1" alt="">
 <a style="text-decoration:none" href="cdt_u_m_file.htm">File Menu actions</a><br>
 	<img src="../images/trans.gif" width="25" height="1" alt="">
 <a style="text-decoration:none" href="cdt_u_m_edit.htm">Edit Menu actions</a><br>
@@ -32,6 +32,8 @@ alt="CDT main menu">
 <a style="text-decoration:none" href="cdt_u_m_run.htm">Run Menu actions</a><br>
 	<img src="../images/trans.gif" width="25" height="1" alt="">
 <a style="text-decoration:none" href="cdt_u_m_window.htm">Window Menu actions</a><br>
+	<img src="../images/trans.gif" width="25" height="1" alt="">
+<a style="text-decoration:none" href="PLUGINS_ROOT/org.eclipse.platform.doc.user/reference/ref-61.htm">Help Menu actions</a> (from Workbench User Guide)<br>
 <p><img src="../images/ng00_04a.gif" ALT="IBM Copyright Statement" >
 </p>
 </div></body>

doc/org.eclipse.cdt.doc.user/reference/cdt_u_m_window.htm

@@ -1,122 +1,234 @@
-<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> 
+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
 <html lang="en">
-
 <head>
 <meta http-equiv="Content-Language" content="en-us">
-<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
+<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
 <title>Window Menu actions</title>
 <link rel="stylesheet" type="text/css" href="../help.css">
 </head>
 <body>
-<div role="main"><h1>Window Menu actions</h1>
+	<div role="main">
+		<h1>Window Menu actions</h1>
+		<p>
+			<img src="../images/cdt_menu_window.png" alt="Selecting Window Menu">
+		</p>
+		<table class="menu" border="1" cellspacing="0" cellpadding="3">
+			<thead>
+				<tr>
+					<th id="name">Name</th>
+					<th id="function">Function</th>
+					<th id="keyboard">Keyboard Shortcut</th>
+				</tr>
+			</thead>
+			<tbody>
+				<tr>
+					<td class="menu_name" headers="name">New Window</td>
+					<td headers="function">Opens a new Workbench window</td>
+					<td headers="keyboard">&nbsp;</td>
+				</tr>
 
-<p><img src="../images/cdt_menu_window.png" alt="Window Menu" ></p>
+				<tr>
-<p>
+					<td class="menu_name" headers="name">New Editor</td>
-<table class="menu" border="1" cellspacing="0" cellpadding="3">
+					<td headers="function">Opens a new copy of the active editor</td>
-	<tr><th id="name">Name</th><th id="function">Function</th><th id="keyboard">Keyboard Shortcut</th></tr>
+					<td headers="keyboard">&nbsp;</td>
+				</tr>
 
-	<tr>
+				<tr>
-		<td class="menu_name" headers="name">New Window</td>
+					<td class="menu_name" headers="name">Open Perspective
-		<td headers="function">Opens new Window </td>
+						(submenu)</td>
-		<td headers="keyboard">&nbsp;</td>
+					<td headers="function">Opens a new perspective (The contents
-	</tr>
+						and order of entries in the submenu are dependent on the current
+						perspective. The <strong>Other...</strong> entry allows you to
+						open any perspective.)
+					</td>
+					<td headers="keyboard">&nbsp;</td>
+				</tr>
+				<tr>
+					<td class="menu_name" headers="name">Show View (submenu)</td>
+					<td headers="function">Displays a view in the current
+						perspective (The contents and order of entries in the submenu are
+						dependent on the current perspective. The <strong>Other...</strong>
+						entry allows you to open any view.)
+					</td>
+					<td headers="keyboard">&nbsp;</td>
+				</tr>
 
-	<tr>
+				<tr>
-		<td class="menu_name" headers="name">New Editor</td>
+					<td class="menu_name" headers="name">Customize Perspective...</td>
-		<td headers="function">This command opens a new empty editor in this Workbench window. </td>
+					<td headers="function">Alters the visibility of various
-		<td headers="keyboard">&nbsp;</td>
+						elements of the current perspective</td>
-	</tr>
+					<td headers="keyboard">&nbsp;</td>
+				</tr>
 
-	<tr>
+				<tr>
-		<td class="menu_name" headers="name">Open Perspective</td>
+					<td class="menu_name" headers="name">Save Perspective As...</td>
-		<td headers="function">This command opens a new perspective in this Workbench window. 
+					<td headers="function">Saves the current perspective under a
-				This preference can be changed in the <strong>Window &gt; Preferences &gt; Workbench &gt; Perspectives</strong> page. 
+						new name (It can then be accessed through the <strong>Open
-				All of the perspectives that are open within the Workbench window are shown on the shortcut bar. 
+							Perspective &gt; Other...</strong> dialog.)
-				The perspectives you will likely want to open are listed first.This list is dependent on the current perspective. 
+					</td>
-				From the <strong>Other...</strong> submenu you can open any perspective.</td>
+					<td headers="keyboard">&nbsp;</td>
-		<td headers="keyboard">&nbsp;</td>
+				</tr>
-	</tr>
-	<tr>
-		<td class="menu_name" headers="name">Show View</td>
-		<td headers="function">This command displays the selected view in the current perspective. 
-				You can configure how views are opened in the <strong>Window &gt; Preferences &gt; Workbench &gt; Perspectives page</strong>. 
-				Views you are likely to want to open are listed first.This list is dependent on the current perspective. 
-				From the <strong>Other...</strong> submenu you can open any view. 
-				The views are sorted into categories in the Show View dialog.</td>
-		<td headers="keyboard">&nbsp;</td>
-	</tr>
 
-	<tr>
+				<tr>
-		<td class="menu_name" headers="name">Customize Perspective</td>
+					<td class="menu_name" headers="name">Reset Perspective</td>
-		<td headers="function">Each perspective includes a predefined set of actions that are accessible from the menu bar and Workbench toolbar.
+					<td headers="function">Removes any customizations created by <strong>Customize
-				Related actions are grouped into action sets. 
+							Perspective...</strong>
-				This command allows you to customize the current perspective by showing or hiding various action sets. 
+					</td>
-				The first three (<strong>File &gt; New</strong>, <strong>Window &gt; Open Perspective</strong>, <strong>Window &gt; Show View</strong>) control which actions appear as top level items in their respective menus. 
+					<td headers="keyboard">&nbsp;</td>
-				The last category (<strong>Other</strong>) controls which action sets are visible in the perspective.</td>
+				</tr>
-		<td headers="keyboard">&nbsp;</td>
-	</tr>
 
-	<tr>
+				<tr>
-		<td class="menu_name" headers="name">Save Perspective As</td>
+					<td class="menu_name" headers="name">Close Perspective</td>
-		<td headers="function">This command allows you to save the current perspective, creating your own custom perspective. 
+					<td headers="function">Closes the active perspective</td>
-				You can open more perspectives of this type using the <strong>Window &gt; Open Perspective &gt; Other</strong> menu item once you have saved a perspective.</td>
+					<td headers="keyboard">&nbsp;</td>
-		<td headers="keyboard">&nbsp;</td>
+				</tr>
-	</tr>
 
-	<tr>
+				<tr>
-		<td class="menu_name" headers="name">Reset Perspective</td>
+					<td class="menu_name" headers="name">Close All Perspectives</td>
-		<td headers="function">This command changes the layout of the current perspective to its original configuration.</td>
+					<td headers="function">Closes all the open perspectives, which
-		<td headers="keyboard">&nbsp;</td>
+						also closes all the Editors and Views</td>
-	</tr>
+					<td headers="keyboard">&nbsp;</td>
+				</tr>
 
-	<tr>
+				<tr>
-		<td class="menu_name" headers="name">Close Perspective</td>
+					<td rowspan="13" class="menu_name" headers="name">Navigation</td>
-		<td headers="function">This command closes the active perspective.</td>
+					<td headers="function">Navigates between views, perspectives,
-		<td headers="keyboard">&nbsp;</td>
+						and editors in the following ways:
-	</tr>
+					<td headers="keyboard">&nbsp;</td>
+				</tr>
+				<tr>
+					<td headers="function">
+						<dl>
+							<dt>Show System Menu</dt>
+							<dd>Displays the menu that is used for closing the current
+								view or editor</dd>
+						</dl>
+					</td>
+					<td headers="keyboard">Alt+(hyphen)</td>
+				</tr>
+				<tr>
+					<td headers="function">
+						<dl>
+							<dt>Show View Menu</dt>
+							<dd>Displays the drop-down menu accessible from the triangle
+								button in the current view's toolbar</dd>
+						</dl>
+					</td>
+					<td headers="keyboard">Ctrl-F10</td>
+				</tr>
+				<tr>
+					<td headers="function">
+						<dl>
+							<dt>Maximize Active View or Editor</dt>
+							<dd>Maximizes the current view or editor to fill the window</dd>
+						</dl>
+					</td>
+					<td headers="keyboard">Ctrl+M</td>
+				</tr>
+				<tr>
+					<td headers="function">
+						<dl>
+							<dt>Minimize Active View or Editor</dt>
+							<dd>Minimizes the current view or editor down to an icon on
+								the side of the window</dd>
+						</dl>
+					</td>
+					<td headers="keyboard">&nbsp;</td>
+				</tr>
+				<tr>
+					<td headers="function">
+						<dl>
+							<dt>Activate Editor</dt>
+							<dd>Switches from the current view to the current editor</dd>
+						</dl>
+					</td>
+					<td headers="keyboard">F12</td>
+				</tr>
 
-	<tr>
+				<tr>
-		<td class="menu_name" headers="name">Close All Perspectives</td>
+					<td headers="function">
-<td headers="function">This command closes all open perspectives in the Workbench window.</td>
+						<dl>
-		<td headers="keyboard">&nbsp;</td>
+							<dt>Next Editor</dt>
-	</tr>
+							<dd>Activates the most-recently-used editor (If held down,
-
+								displays the list of open editors, ordered by time.)</dd>
-	<tr>
+						</dl>
-		<td class="menu_name" headers="name">Navigation</td>
+					</td>
-		<td headers="function">This submenu contains shortcut keys for navigating between the views, perspectives, and editors in the Workbench window.
+					<td headers="keyboard">Ctrl+F6</td>
-		<ul>
+				</tr>
-			<li><strong>Show System Menu</strong>: Shows the menu that is used for resizing, closing or pinning the current view or editor.</li>
+				<tr>
-			<li><strong>Show View Menu</strong>: Shows the drop down menu that is available in the toolbar of the active view.</li>
+					<td headers="function">
-			<li><strong>Maximize Active View or Editor</strong>: Maximizes the current view or editor to fill the workbench.</li>
+						<dl>
-			<li><strong>Activate Editor</strong>: Makes the current editor active.</li>
+							<dt>Previous Editor</dt>
-			<li><strong>Next Editor</strong>: Activates the next open editor in the list of most recently used editors.</li>
+							<dd>Activates least-recently-used editor (If held down,
-			<li><strong>Previous Editor</strong>: Activates the previous open editor in the list of most recently used editors.</li>
+								displays the list of open editors, ordered by time.)</dd>
-			<li><strong>Next View</strong>: Activates the next open view in the list of most recently used views.</li>
+						</dl>
-			<li><strong>Previous View</strong>: Activates the previous open view in the list of most recently used views.</li>
+					</td>
-			<li><strong>Next Perspective</strong>: Activates the next open perspective in the list of most recently used perspectives.</li>
+					<td headers="keyboard">Ctrl+Shift+F6</td>
-			<li><strong>Previous Perspective</strong>: Activates the previous open perspective in the list of most recently used perspectives.</li>
+				</tr>
-		</ul>
+				<tr>
-		<td headers="keyboard">&nbsp;</td>
+					<td headers="function">
-	</tr>
+						<dl>
-
+							<dt>Switch to Editor...</dt>
-	<tr>
+							<dd>Displays a dialog that allows multiple editors to be
-		<td class="menu_name" headers="name">Working sets</td>
+								saved or closed</dd>
-		<td headers="function">Dialog displayed to edit working sets</td>
+						</dl>
-		<td headers="keyboard">&nbsp;</td>
+					</td>
-	</tr>
+					<td headers="keyboard">Ctrl+Shift+E</td>
-
+				</tr>
-	<tr>
+				<tr>
-		<td class="menu_name" headers="name">Preferences</td>
+					<td headers="function">
-		<td headers="function">This command allows you to indicate your preferences for using the Workbench.  	
+						<dl>
-				There are a wide variety of preferences for configuring the appearance of the Workbench and its views, and for customizing the behavior of all tools that are installed in the Workbench.
+							<dt>Next View</dt>
-				See the <a href="cdt_u_c_pref.htm">C/C++ Page Preference Window</a> section for more details on the CDT preferences.</td>
+							<dd>Activates the most-recently-used view (If held down,
-		<td headers="keyboard">&nbsp;</td>
+								displays the list of open views, ordered by time.)</dd>
-	</tr>
+						</dl>
- </table><p></p>
+					</td>
-
+					<td headers="keyboard">Ctrl+F7</td>
-<p>
+				</tr>
-<img src="../images/ng00_04a.gif" ALT="IBM Copyright Statement" >
+				<tr>
-</p>
+					<td headers="function">
-
+						<dl>
-</BODY>
+							<dt>Previous View</dt>
-</HTML>
+							<dd>Activates least-recently-used view (If held down,
+								displays the list of open views, ordered by time.)</dd>
+						</dl>
+					</td>
+					<td headers="keyboard">Ctrl+Shift+F7</td>
+				</tr>
+				<tr>
+					<td headers="function">
+						<dl>
+							<dt>Next Perspective</dt>
+							<dd>Activates the most-recently-used perspective (If held
+								down, displays the list of open perspectives, ordered by time.)</dd>
+						</dl>
+					</td>
+					<td headers="keyboard">Ctrl+F8</td>
+				</tr>
+				<tr>
+					<td headers="function">
+						<dl>
+							<dt>Previous Perspective</dt>
+							<dd>Activates least-recently-used perspective (If held down,
+								displays the list of open perspective, ordered by time.)</dd>
+						</dl>
+					</td>
+					<td headers="keyboard">Ctrl+Shift+F8</td>
+				</tr>
+				<tr>
+					<td class="menu_name" headers="name">Preferences</td>
+					<td headers="function">Opens the Preferences dialog, where
+						workspace-wide preferences can be set (The <a
+						href="cdt_u_c_pref.htm">C/C++ Page Preference Window</a> section
+						documents the C/C++-specific preferences.)
+					</td>
+					<td headers="keyboard">&nbsp;</td>
+				</tr>
+			</tbody>
+		</table>
+		<p>
+			<img alt="IBM Copyright Statement" src="../images/ng00_04a.gif">
+		</p>
+	</div>
+</body>
+</html>