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/*******************************************************************************
* Copyright (c) 2006, 2011 Intel Corporation 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
*
* Contributors:
* Intel Corporation - Initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.managedbuilder.internal.buildmodel;
import java.io.IOException;
import java.io.OutputStream;
import java.util.HashMap;
import java.util.Map;
import org.eclipse.cdt.managedbuilder.buildmodel.BuildDescriptionManager;
import org.eclipse.cdt.managedbuilder.buildmodel.IBuildDescription;
import org.eclipse.cdt.managedbuilder.buildmodel.IBuildResource;
import org.eclipse.cdt.managedbuilder.buildmodel.IBuildStep;
import org.eclipse.cdt.managedbuilder.buildmodel.IStepVisitor;
import org.eclipse.cdt.managedbuilder.internal.core.ManagedMakeMessages;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.NullProgressMonitor;
import org.eclipse.core.runtime.SubProgressMonitor;
/**
*
* This class implements the IBuildDescription building,
* that is the build of the entire configuration/project
* To perform a build, create an instance of this class
* and invoke the build method
*
* NOTE: This class is subject to change and discuss,
* and is currently available in experimental mode only
*
*/
public class DescriptionBuilder implements IBuildModelBuilder {
private static final String BUILDER_MSG_HEADER = "InternalBuilder.msg.header"; //$NON-NLS-1$
private static final String BUILDER_NOTHING_TODO = "InternalBuilder.nothing.todo"; //$NON-NLS-1$
private static final String LINE_SEPARATOR = System.getProperty("line.separator", "\n"); //$NON-NLS-1$ //$NON-NLS-2$
private IBuildDescription fDes;
private IPath fCWD;
private boolean fBuildIncrementaly;
private boolean fResumeOnErrs;
private Map<IBuildStep, StepBuilder> fStepToStepBuilderMap = new HashMap<>();
private int fNumCommands = -1;
private GenDirInfo fDir;
private IResourceRebuildStateContainer fRebuildStateContainer;
private class BuildStepVisitor implements IStepVisitor {
private OutputStream fOut;
private OutputStream fErr;
private IProgressMonitor fMonitor;
private int fStatus;
private boolean fBuild;
public BuildStepVisitor(OutputStream out, OutputStream err, IProgressMonitor monitor) {
this(out, err, monitor, true);
}
public BuildStepVisitor(OutputStream out, OutputStream err, IProgressMonitor monitor, boolean build) {
fOut = out;
fErr = err;
fMonitor = monitor;
fStatus = STATUS_OK;
fBuild = build;
}
/* (non-Javadoc)
* @see org.eclipse.cdt.managedbuilder.builddescription.IStepVisitor#visit(org.eclipse.cdt.managedbuilder.builddescription.IBuildStep)
*/
@Override
public int visit(IBuildStep action) throws CoreException {
if (fMonitor.isCanceled())
return VISIT_STOP;
if (DbgUtil.DEBUG)
DbgUtil.trace("visiting step " + DbgUtil.stepName(action)); //$NON-NLS-1$
if (!action.isRemoved() && (!fBuildIncrementaly || action.needsRebuild())) {
if (DbgUtil.DEBUG)
DbgUtil.trace("step " + DbgUtil.stepName(action) + " needs rebuild"); //$NON-NLS-1$ //$NON-NLS-2$
StepBuilder builder = getStepBuilder(action);//new StepBuilder(action, fCWD, fResumeOnErrs, fDir);
if (fBuild) {
switch (builder.build(fOut, fErr, new SubProgressMonitor(fMonitor, builder.getNumCommands()))) {
case STATUS_OK:
break;
case STATUS_CANCELLED:
fStatus = STATUS_CANCELLED;
break;
case STATUS_ERROR_BUILD:
case STATUS_ERROR_LAUNCH:
default:
fStatus = STATUS_ERROR_BUILD;
break;
}
} else {
fNumCommands += builder.getNumCommands();
}
}
if (fStatus != STATUS_CANCELLED && (fResumeOnErrs || fStatus == STATUS_OK))
return VISIT_CONTINUE;
return VISIT_STOP;
}
}
public DescriptionBuilder(IBuildDescription des, IResourceRebuildStateContainer rs) {
this(des, true, rs);
}
public DescriptionBuilder(IBuildDescription des, boolean buildIncrementaly, IResourceRebuildStateContainer rs) {
this(des, buildIncrementaly, true, rs);
}
public DescriptionBuilder(IBuildDescription des, boolean buildIncrementaly, boolean resumeOnError,
IResourceRebuildStateContainer rs) {
this(des, buildIncrementaly, resumeOnError, null, rs);
}
public DescriptionBuilder(IBuildDescription des, boolean buildIncrementaly, boolean resumeOnErrs, IPath cwd,
IResourceRebuildStateContainer rs) {
fDes = des;
fCWD = cwd;
fBuildIncrementaly = buildIncrementaly;
fResumeOnErrs = resumeOnErrs;
fDir = new GenDirInfo(fDes.getConfiguration());
if (fCWD == null)
fCWD = fDes.getDefaultBuildDirLocation();
fRebuildStateContainer = rs;
}
/* (non-Javadoc)
* @see org.eclipse.cdt.managedbuilder.internal.builddescription.IBuildDescriptionBuilder#build(java.io.OutputStream, java.io.OutputStream, org.eclipse.core.runtime.IProgressMonitor)
*/
@Override
public int build(OutputStream out, OutputStream err, IProgressMonitor monitor) {
initRebuildStates();
int num = getNumCommands();
int status = STATUS_OK;
//TODO: should we specify some task name here?
monitor.beginTask("", num > 0 ? num : 1); //$NON-NLS-1$
monitor.subTask(""); //$NON-NLS-1$
if (num > 0) {
BuildStepVisitor visitor = new BuildStepVisitor(out, err, monitor);
try {
BuildDescriptionManager.accept(visitor, fDes, true);
} catch (CoreException e) {
status = STATUS_ERROR_LAUNCH;
}
if (status == STATUS_OK)
status = visitor.fStatus;
} else {
printMessage(ManagedMakeMessages.getFormattedString(BUILDER_NOTHING_TODO,
fDes.getConfiguration().getOwner().getName()), out);
}
monitor.done();
if (status == STATUS_OK)
clearRebuildStates();
return status;
}
public int getNumCommands() {
if (fNumCommands == -1) {
fNumCommands = 0;
BuildStepVisitor visitor = new BuildStepVisitor(null, null, new NullProgressMonitor(), false);
try {
BuildDescriptionManager.accept(visitor, fDes, true);
} catch (CoreException e) {
//TODO: report an error
}
if (DbgUtil.DEBUG)
DbgUtil.trace("Description Builder: total work = " + fNumCommands); //$NON-NLS-1$
}
return fNumCommands;
}
protected StepBuilder getStepBuilder(IBuildStep step) {
StepBuilder b = fStepToStepBuilderMap.get(step);
if (b == null) {
b = new StepBuilder(step, fCWD, fResumeOnErrs, fDir, fRebuildStateContainer);
fStepToStepBuilderMap.put(step, b);
}
return b;
}
protected void printMessage(String msg, OutputStream os) {
if (os != null) {
msg = ManagedMakeMessages.getFormattedString(BUILDER_MSG_HEADER, msg) + LINE_SEPARATOR;
try {
os.write(msg.getBytes());
os.flush();
} catch (IOException e) {
// ignore;
}
}
}
private void initRebuildStates() {
if (fRebuildStateContainer == null)
return;
fRebuildStateContainer.setState(0);
IBuildResource[] rcs = fDes.getResources();
putAll(fRebuildStateContainer, rcs, IRebuildState.NEED_REBUILD, true);
}
private void clearRebuildStates() {
if (fRebuildStateContainer == null)
return;
fRebuildStateContainer.setState(0);
// IBuildResource[] rcs = fDes.getResources();
// putAll(fRebuildStateContainer, rcs, IRebuildState.NEED_REBUILD, true);
}
static void putAll(IResourceRebuildStateContainer cbs, IBuildResource[] rcs, int state, boolean rebuildRcOnly) {
for (int i = 0; i < rcs.length; i++) {
IBuildResource rc = rcs[i];
if (rebuildRcOnly && !rc.needsRebuild())
continue;
if (!rc.isProjectResource())
continue;
IPath fullPath = rc.getFullPath();
if (fullPath == null)
continue;
cbs.setStateForFullPath(fullPath, state);
}
}
}
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