| /********************************************************************** |
| * Copyright (c) 2002,2003 QNX Software Systems and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Common Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/cpl-v10.html |
| * |
| * Contributors: |
| * QNX Software Systems - Initial API and implementation |
| ***********************************************************************/ |
| package org.eclipse.cdt.make.internal.core; |
| |
| import java.io.BufferedReader; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.InputStreamReader; |
| import java.io.OutputStream; |
| import java.util.ArrayList; |
| |
| import org.eclipse.cdt.utils.spawner.ProcessFactory; |
| import org.eclipse.core.runtime.IPath; |
| import org.eclipse.core.runtime.IProgressMonitor; |
| |
| public class MakeRecon extends OutputStream { |
| |
| IPath make; |
| String[] args; |
| String[] environ; |
| IPath directory; |
| IProgressMonitor monitor; |
| OutputStream console; |
| MyList log; |
| StringBuffer currentLine; |
| |
| class MyList extends ArrayList { |
| public void removeInterval (int start, int len) { |
| removeRange(start, len); |
| } |
| } |
| |
| public MakeRecon(IPath buildCommand, String[] buildArguments, |
| String[] env, IPath workingDirectory, IProgressMonitor mon, OutputStream cos) { |
| this(buildCommand, new String[]{"-n"}, buildArguments, env, workingDirectory, mon, cos); |
| } |
| |
| public MakeRecon(IPath buildCommand, String[] options, String[] buildArguments, |
| String[] env, IPath workingDirectory, IProgressMonitor mon, OutputStream cos) { |
| |
| make = buildCommand; |
| |
| args = new String[0]; |
| if (options != null) { |
| String[]array = new String[args.length + options.length]; |
| System.arraycopy(args, 0, array, 0, args.length); |
| System.arraycopy(options, 0, array, args.length, options.length); |
| args = array; |
| } |
| if (buildArguments != null) { |
| String[] array = new String[args.length + buildArguments.length]; |
| System.arraycopy(args, 0, array, 0, args.length); |
| System.arraycopy(buildArguments, 0, array, args.length, buildArguments.length); |
| args = array; |
| } |
| |
| environ = env; |
| directory = workingDirectory; |
| monitor = mon; |
| console = cos; |
| currentLine = new StringBuffer(); |
| log = new MyList(); |
| |
| // Get the buffer log. |
| invokeMakeRecon(); |
| |
| } |
| |
| private void invokeMakeRecon() { |
| int i = 0; |
| String[] array = new String[args.length + 1]; |
| array[0] = make.toOSString(); |
| System.arraycopy(args, 0, array, 1, args.length); |
| Process p; |
| try { |
| p = ProcessFactory.getFactory().exec(array, environ, directory.toFile()); |
| InputStream in = p.getInputStream(); |
| BufferedReader reader = new BufferedReader(new InputStreamReader(in)); |
| // Swallow the output |
| String line; |
| try { |
| while ((line = reader.readLine()) != null) { |
| log.add(line); |
| i++; |
| } |
| } catch (IOException e) { |
| } |
| try { |
| in.close(); |
| } catch (IOException e) { |
| } |
| p.destroy(); |
| log.trimToSize(); |
| } catch (IOException e1) { |
| i = IProgressMonitor.UNKNOWN; |
| } |
| monitor.beginTask("", i); |
| } |
| |
| /** |
| * @see java.io.OutputStream#close() |
| */ |
| public void close() throws IOException { |
| if (console != null) { |
| console.close(); |
| } |
| monitor.done(); |
| } |
| |
| /** |
| * @see java.io.OutputStream#flush() |
| */ |
| public void flush() throws IOException { |
| if (console != null) { |
| console.flush(); |
| } |
| } |
| |
| /** |
| * @see java.io.OutputStream#write(int) |
| */ |
| public synchronized void write(int b) throws IOException { |
| currentLine.append((char) b); |
| checkProgress(false); |
| if (console != null) { |
| console.write(b); |
| } |
| } |
| |
| /** |
| * @see java.io.OutputStream#write(...) |
| */ |
| public synchronized void write(byte[] b, int off, int len) throws IOException { |
| if (b == null) { |
| throw new NullPointerException(); |
| } else if (off != 0 || (len < 0) || (len > b.length)) { |
| throw new IndexOutOfBoundsException(); |
| } else if (len == 0) { |
| return; |
| } |
| currentLine.append(new String(b, 0, len)); |
| checkProgress(false); |
| if (console != null) { |
| console.write(b, off, len); |
| } |
| } |
| |
| private void checkProgress(boolean flush) { |
| String buffer = currentLine.toString(); |
| int i = 0; |
| while ((i = buffer.indexOf("\n")) != -1) { |
| String line = buffer.substring(0, i).trim(); // get rid of any trailing \r |
| processLine(line); |
| buffer = buffer.substring(i + 1); // skip the \n and advance |
| } |
| currentLine.setLength(0); |
| if (flush) { |
| if (buffer.length() > 0) { |
| processLine(buffer); |
| } |
| } else { |
| currentLine.append(buffer); |
| } |
| } |
| |
| private void processLine(String line) { |
| int found = -1; |
| for (int i = 0; i < log.size(); i++) { |
| String s = (String)log.get(i); |
| if (s.startsWith(line)) { |
| found = i; |
| break; |
| } |
| } |
| |
| if (found != -1) { |
| String show = (String)log.get(found); |
| if (show.length() > 50) { |
| show = show.substring(0, 50); |
| } |
| monitor.subTask(show); |
| monitor.worked(found + 1); |
| log.removeInterval(0, found + 1); |
| } |
| } |
| } |