1 files changed, 154 insertions, 0 deletions
diff --git a/toolchains/arduino/org.eclipse.cdt.arduino.core/src/org/eclipse/cdt/arduino/core/internal/EnvVarSupplier.java b/toolchains/arduino/org.eclipse.cdt.arduino.core/src/org/eclipse/cdt/arduino/core/internal/EnvVarSupplier.java
new file mode 100644
index 00000000000..a3642b218c8
--- /dev/null
+++ b/toolchains/arduino/org.eclipse.cdt.arduino.core/src/org/eclipse/cdt/arduino/core/internal/EnvVarSupplier.java
@@ -0,0 +1,154 @@
+/*******************************************************************************
+ * Copyright (c) 2015 QNX Software Systems and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     QNX Software Systems - Initial API and implementation
+ *******************************************************************************/
+package org.eclipse.cdt.arduino.core.internal;
+
+import java.io.File;
+import java.util.ArrayList;
+import java.util.List;
+
+import org.eclipse.cdt.arduino.core.ArduinoProjectGenerator;
+import org.eclipse.cdt.arduino.core.Board;
+import org.eclipse.cdt.managedbuilder.core.IConfiguration;
+import org.eclipse.cdt.managedbuilder.envvar.IBuildEnvironmentVariable;
+import org.eclipse.cdt.managedbuilder.envvar.IConfigurationEnvironmentVariableSupplier;
+import org.eclipse.cdt.managedbuilder.envvar.IEnvironmentVariableProvider;
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.core.runtime.Platform;
+
+public class EnvVarSupplier implements IConfigurationEnvironmentVariableSupplier {
+
+	private EnvVar arduinoHome;
+	private EnvVar path;
+	
+	private static final String OUTPUT_DIR = "OUTPUT_DIR"; //$NON-NLS-1$
+	private static final String BOARD = "BOARD"; //$NON-NLS-1$
+	private static final String CYGWIN = "CYGWIN"; //$NON-NLS-1$
+
+	private static final class EnvVar implements IBuildEnvironmentVariable {
+		String name;
+		String value;
+		int operation = IBuildEnvironmentVariable.ENVVAR_REPLACE;
+		String delimiter = null;
+
+		@Override
+		public String getName() {
+			return name;
+		}
+		@Override
+		public String getValue() {
+			return value;
+		}
+		@Override
+		public int getOperation() {
+			return operation;
+		}
+		@Override
+		public String getDelimiter() {
+			return delimiter;
+		}
+	}
+
+	public EnvVarSupplier() {
+		File arduinoPath = ArduinoHome.get();
+
+		if (arduinoPath.isDirectory()) {
+			arduinoHome = new EnvVar();
+			arduinoHome.name = "ARDUINO_HOME"; //$NON-NLS-1$
+			arduinoHome.value = arduinoPath.getAbsolutePath();
+
+			File avrPath = new File(arduinoPath, "hardware/tools/avr/bin"); //$NON-NLS-1$
+			String pathStr = avrPath.getAbsolutePath();
+			if (Platform.getOS().equals(Platform.OS_WIN32)) {
+				// Windows needs the arduino path too to pick up the cygwin dlls
+				pathStr += File.pathSeparator + arduinoPath.getAbsolutePath();
+			}
+
+			path = new EnvVar();
+			path.name = "PATH"; //$NON-NLS-1$
+			path.value = pathStr;
+			path.operation = IBuildEnvironmentVariable.ENVVAR_PREPEND;
+			path.delimiter = File.pathSeparator;
+		}
+	}
+
+	private IBuildEnvironmentVariable getOutputDir(IConfiguration configuration) {
+		EnvVar outputDir = new EnvVar();
+		outputDir.name = OUTPUT_DIR;
+		outputDir.value = "build/" + configuration.getName(); //$NON-NLS-1$
+		return outputDir;
+	}
+
+	private IBuildEnvironmentVariable getBoard(IConfiguration configuration) {
+		try {
+			Board board = ArduinoProjectGenerator.getBoard(configuration);
+			if (board == null)
+				return null;
+			
+			EnvVar boardVar = new EnvVar();
+			boardVar.name = BOARD;
+			boardVar.value = board.getId();
+			return boardVar;
+		} catch (CoreException e) {
+			Activator.getPlugin().getLog().log(e.getStatus());
+			return null;
+		}
+	}
+
+	private IBuildEnvironmentVariable getCygwin() {
+		EnvVar var = new EnvVar();
+		var.name = CYGWIN;
+		var.value = "nodosfilewarning"; //$NON-NLS-1$
+		return var;
+	}
+	
+	@Override
+	public IBuildEnvironmentVariable getVariable(String variableName,
+			IConfiguration configuration, IEnvironmentVariableProvider provider) {
+		if (path != null && variableName.equals(path.name)) {
+			return path;
+		} else if (arduinoHome != null && variableName.equals(arduinoHome.name)) {
+			return arduinoHome;
+		} else if (variableName.equals(OUTPUT_DIR)) {
+			return getOutputDir(configuration);
+		} else if (variableName.equals(BOARD)) {
+			return getBoard(configuration);
+		} else if (variableName.equals(CYGWIN)) {
+			return getCygwin();
+		}
+		return null;
+	}
+
+	@Override
+	public IBuildEnvironmentVariable[] getVariables(
+			IConfiguration configuration, IEnvironmentVariableProvider provider) {
+		List<IBuildEnvironmentVariable> vars = new ArrayList<>();
+
+		if (path != null)
+			vars.add(path);
+
+		if (arduinoHome != null)
+			vars.add(arduinoHome);
+
+		if (configuration != null) {
+			vars.add(getOutputDir(configuration));
+
+			IBuildEnvironmentVariable boardVar = getBoard(configuration);
+			if (boardVar != null)
+				vars.add(boardVar);
+		}
+
+		if (Platform.getOS().equals(Platform.OS_WIN32))
+			vars.add(getCygwin());
+		
+		return vars.toArray(new IBuildEnvironmentVariable[vars.size()]);
+	}
+
+}