/*

* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description: 

*

*/

package com.nokia.carbide.cdt.internal.builder.error.parsers;

import java.util.regex.*;

import org.eclipse.cdt.core.ErrorParserManager;

import org.eclipse.cdt.core.IMarkerGenerator;

import org.eclipse.core.resources.IResource;

public class CarbideMakeErrorParser extends CarbideBaseErrorParser {

	private static Pattern MAKE_ERROR_PATTERN = Pattern.compile("make: \\*\\*\\* (.*)\\. Stop\\."); //$NON-NLS-1$

	private static Pattern MAKE_MSG_PATTERN = Pattern.compile("([^:]+):(\\d+): (.*)"); //$NON-NLS-1$

	private static Pattern UNRECOGNIZED_EXTERNAL_COMMAND = Pattern.compile("(.*) is not recognized as an internal or external command(.*)"); //$NON-NLS-1$

	private static Pattern BUG6415_ERROR_PATTERN = Pattern.compile("make(.*) \\*\\*\\* (.*) Error 87"); //$NON-NLS-1$

	private static String[] errorStrings = {"NO RULE TO MAKE TARGET", "THE PROCESS CANNOT ACCESS THE FILE"};

	private static String[] warningStrings = {"GIVEN MORE THAN ONCE IN THE SAME RULE"};

	private static String cantLaunchProcess = "CreateProcess((null)";

	private static String rvctNotInstalled = "RVCT0_0.H: No such file or directory";

	public boolean processLine(String line, ErrorParserManager eoParser) {

		IResource rsrc = eoParser.getProject();

		// check definite make messages

		Matcher matcher = MAKE_ERROR_PATTERN.matcher(line);

		if (matcher.matches()) {

			setDescription(matcher.group(1));

			eoParser.generateMarker(rsrc, msgLineNumber, line, msgSeverity, null);

			return true;

		}

		matcher = BUG6415_ERROR_PATTERN.matcher(line);

		if (matcher.matches()) {

			setDescription(matcher.group(1));

			String msg = " - possibly too many arguments.  If there are a lot of source files in a library, try breaking those out into multiple libraries.";

			msgLineNumber = -1;

			eoParser.generateMarker(rsrc, msgLineNumber, line + msg, msgSeverity, null);

			return true;

		}

		matcher = UNRECOGNIZED_EXTERNAL_COMMAND.matcher(line);

		if (matcher.matches()) {

			msgSeverity = IMarkerGenerator.SEVERITY_ERROR_BUILD;

			msgLineNumber = -1;

			eoParser.generateMarker(rsrc, msgLineNumber, line, msgSeverity, null);

			return true;

		}

		// determine what makefile (if any) this is

		matcher = MAKE_MSG_PATTERN.matcher(line);

		if (matcher.matches()) {

			line = matcher.group(3);

			/* This won't help since makefiles are always outside the workspace

			msgFileName = matcher.group(1);

			msgLineNumber = Integer.parseInt(matcher.group(2));

			setFile(eoParser);

			if (msgIFile != null)

				rsrc = msgIFile;

			 */

		}

		// check for known make messages

		String upperLine = line.toUpperCase();

		for (String currErrorToCheck : errorStrings){

			if (upperLine.contains(currErrorToCheck)){

				setDescription(line);

				eoParser.generateMarker(rsrc, msgLineNumber, line, msgSeverity, null);

				return true;

			}

		}

		for (String currWarningToCheck : warningStrings){

			if (upperLine.contains(currWarningToCheck)){

				this.msgDescription = line;

				this.msgSeverity = IMarkerGenerator.SEVERITY_WARNING;

				eoParser.generateMarker(rsrc, msgLineNumber, line, msgSeverity, null);

				return true;

			}

		}

		if (line.contains(cantLaunchProcess)){

			// create a specific error message for processes that cannot be launched

			// since they can be a bit vague from make

			this.msgDescription = "Cannot launch a process. Check the build console for process creation errors.";

			this.msgLineNumber = -1;

			this.msgSeverity = IMarkerGenerator.SEVERITY_ERROR_BUILD;

			eoParser.generateMarker(rsrc, msgLineNumber, msgDescription, msgSeverity, null);

			return true;

		}

		if (line.contains(rvctNotInstalled)){

			// create a specific error message when rvct is not installed since the build tools don't

			this.msgDescription = "RVCT not installed or 'armcc' is not on PATH. Please check that your environment for the RVCT compiler is correct.";

			this.msgLineNumber = -1;

			this.msgSeverity = IMarkerGenerator.SEVERITY_ERROR_BUILD;

			eoParser.generateMarker(rsrc, msgLineNumber, msgDescription, msgSeverity, null);

			return true;

		}

		return false;

	}

	public void setDescription(String line) {

		msgSeverity = IMarkerGenerator.SEVERITY_ERROR_BUILD;

		msgDescription = line;

	}

}