1 files changed, 149 insertions, 0 deletions
diff --git a/core/org.eclipse.cdt.core/src/org/eclipse/cdt/core/build/ErrorBuildConfiguration.java b/core/org.eclipse.cdt.core/src/org/eclipse/cdt/core/build/ErrorBuildConfiguration.java
new file mode 100644
index 00000000000..fa83980f92e
--- /dev/null
+++ b/core/org.eclipse.cdt.core/src/org/eclipse/cdt/core/build/ErrorBuildConfiguration.java
@@ -0,0 +1,149 @@
+/*******************************************************************************
+ * Copyright (c) 2019 QNX Software Systems and others.
+ *
+ * This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License 2.0
+ * which accompanies this distribution, and is available at
+ * https://www.eclipse.org/legal/epl-2.0/
+ *
+ * SPDX-License-Identifier: EPL-2.0
+ *******************************************************************************/
+package org.eclipse.cdt.core.build;
+
+import java.io.IOException;
+import java.net.URI;
+import java.util.Map;
+
+import org.eclipse.cdt.core.CCorePlugin;
+import org.eclipse.cdt.core.envvar.IEnvironmentVariable;
+import org.eclipse.cdt.core.parser.IScannerInfo;
+import org.eclipse.cdt.core.parser.IScannerInfoChangeListener;
+import org.eclipse.cdt.core.resources.IConsole;
+import org.eclipse.cdt.internal.core.build.Messages;
+import org.eclipse.core.resources.IBuildConfiguration;
+import org.eclipse.core.resources.IProject;
+import org.eclipse.core.resources.IResource;
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.core.runtime.IProgressMonitor;
+import org.eclipse.core.runtime.PlatformObject;
+
+/**
+ * A Build configuration that simply spits out an error message on the console at build and clean time.
+ * Used to signify that we're not sure how to build this project in it's current state.
+ *
+ * TODO leaving most of the implementation as default. I don't think any of these methods get called when
+ * we're in this error state but we'll keep an eye open for NPE's and bad behavior.
+ */
+public class ErrorBuildConfiguration extends PlatformObject implements ICBuildConfiguration, ICBuildConfiguration2 {
+
+	private final IBuildConfiguration config;
+	private String errorMessage;
+
+	public static final String NAME = "!"; //$NON-NLS-1$
+
+	private static class Provider implements ICBuildConfigurationProvider {
+		@Override
+		public String getId() {
+			return "buildError"; //$NON-NLS-1$
+		}
+
+		@Override
+		public ICBuildConfiguration getCBuildConfiguration(IBuildConfiguration config, String name)
+				throws CoreException {
+			return new ErrorBuildConfiguration(config, Messages.ErrorBuildConfiguration_What);
+		}
+	}
+
+	public static final Provider PROVIDER = new Provider();
+
+	public ErrorBuildConfiguration(IBuildConfiguration config, String errorMessage) {
+		this.errorMessage = errorMessage;
+		this.config = config;
+	}
+
+	public void setErrorMessage(String errorMessage) {
+		this.errorMessage = errorMessage;
+	}
+
+	@Override
+	public IProject[] build(int kind, Map<String, String> args, IConsole console, IProgressMonitor monitor)
+			throws CoreException {
+		try {
+			console.getErrorStream().write(errorMessage);
+		} catch (IOException e) {
+			throw new CoreException(
+					CCorePlugin.createStatus(Messages.ErrorBuildConfiguration_ErrorWritingToConsole, e));
+		}
+		return null;
+	}
+
+	@Override
+	public void clean(IConsole console, IProgressMonitor monitor) throws CoreException {
+		try {
+			console.getErrorStream().write(errorMessage);
+		} catch (IOException e) {
+			throw new CoreException(
+					CCorePlugin.createStatus(Messages.ErrorBuildConfiguration_ErrorWritingToConsole, e));
+		}
+	}
+
+	@Override
+	public IScannerInfo getScannerInformation(IResource resource) {
+		// TODO Auto-generated method stub
+		return null;
+	}
+
+	@Override
+	public void subscribe(IResource resource, IScannerInfoChangeListener listener) {
+		// TODO Auto-generated method stub
+
+	}
+
+	@Override
+	public void unsubscribe(IResource resource, IScannerInfoChangeListener listener) {
+		// TODO Auto-generated method stub
+
+	}
+
+	@Override
+	public void setActive() {
+		// TODO Auto-generated method stub
+
+	}
+
+	@Override
+	public URI getBuildDirectoryURI() throws CoreException {
+		// TODO Auto-generated method stub
+		return null;
+	}
+
+	@Override
+	public IBuildConfiguration getBuildConfiguration() throws CoreException {
+		return config;
+	}
+
+	@Override
+	public IToolChain getToolChain() throws CoreException {
+		// TODO Auto-generated method stub
+		return null;
+	}
+
+	@Override
+	public String getBinaryParserId() throws CoreException {
+		// TODO Auto-generated method stub
+		return null;
+	}
+
+	@Override
+	public IEnvironmentVariable getVariable(String name) throws CoreException {
+		// TODO Auto-generated method stub
+		return null;
+	}
+
+	@Override
+	public IEnvironmentVariable[] getVariables() throws CoreException {
+		// TODO Auto-generated method stub
+		return null;
+	}
+
+}