add cpp task

1 files changed, 88 insertions, 0 deletions

diff --git a/src/java/org/anarres/cpp/CppTask.java b/src/java/org/anarres/cpp/CppTask.java
new file mode 100644
index 0000000..b3d2e4c
--- /dev/null
+++ b/src/java/org/anarres/cpp/CppTask.java
@@ -0,0 +1,88 @@
+package de.tu_darmstadt.informatik.rbg.mhartle.cpp;
+
+import java.io.File;
+import java.io.FileWriter;
+import java.io.IOException;
+
+import org.apache.tools.ant.BuildException;
+import org.apache.tools.ant.Task;
+
+import org.anarres.cpp.LexerException;
+import org.anarres.cpp.Preprocessor;
+import org.anarres.cpp.Token;
+
+public class CppTask extends Task {
+
+	public static class Macro {
+		private String name;
+		private String value;
+
+		public void setName(String name) {
+			this.name = name;
+		}
+
+		public String getName() {
+			return name;
+		}
+
+		public void setValue(String value) {
+			this.value = value;
+		}
+
+		public String getValue() {
+			return value;
+		}
+	}
+
+	private File			input = null;
+	private File			output = null;
+	private Preprocessor	cpp;
+
+	public CppTask() {
+		super();
+		cpp = new Preprocessor();
+	}
+
+	public void setInput(File input) {
+		this.input = input;
+	}
+
+	public void setOutput(File output) {
+		this.output = output;
+	}
+
+	public void addMacro(Macro macro) {
+		try {
+			cpp.addMacro(macro.getName(), macro.getValue());
+		}
+		catch (LexerException e) {
+			throw new BuildException(e);
+		}
+	}
+
+	public void execute() {
+		FileWriter writer = null;
+		try {
+			writer = new FileWriter(this.output);
+			for (;;) {
+				Token	tok = cpp.token();
+				if (tok != null && tok.getType() == Token.EOF)
+					break;
+				writer.write(tok.getText());
+			}
+		}
+		catch (Exception e) {
+			throw new BuildException(e);
+		}
+		finally {
+			if (writer != null) {
+				try {
+					writer.close();
+				}
+				catch (IOException e) {
+				}
+			}
+		}
+	}
+
+}