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-rw-r--r--org.eclipse.cdt.codan.extension/src/org/eclipse/cdt/codan/extension/CloseOpenedFilesChecker.java157
1 files changed, 0 insertions, 157 deletions
diff --git a/org.eclipse.cdt.codan.extension/src/org/eclipse/cdt/codan/extension/CloseOpenedFilesChecker.java b/org.eclipse.cdt.codan.extension/src/org/eclipse/cdt/codan/extension/CloseOpenedFilesChecker.java
deleted file mode 100644
index 8acdc81..0000000
--- a/org.eclipse.cdt.codan.extension/src/org/eclipse/cdt/codan/extension/CloseOpenedFilesChecker.java
+++ /dev/null
@@ -1,157 +0,0 @@
-/*******************************************************************************
- * Copyright (c) 2009 Elliott Baron
- * 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:
- * Elliott Baron - initial API and implementation
- *******************************************************************************/
-package org.eclipse.cdt.codan.extension;
-
-import java.io.File;
-import java.net.URI;
-import java.text.MessageFormat;
-import java.util.ArrayList;
-import java.util.List;
-
-import org.eclipse.cdt.codan.core.model.AbstractIndexAstChecker;
-import org.eclipse.cdt.core.dom.ast.ASTVisitor;
-import org.eclipse.cdt.core.dom.ast.IASTBinaryExpression;
-import org.eclipse.cdt.core.dom.ast.IASTDeclarator;
-import org.eclipse.cdt.core.dom.ast.IASTExpression;
-import org.eclipse.cdt.core.dom.ast.IASTFunctionCallExpression;
-import org.eclipse.cdt.core.dom.ast.IASTIdExpression;
-import org.eclipse.cdt.core.dom.ast.IASTInitializerExpression;
-import org.eclipse.cdt.core.dom.ast.IASTName;
-import org.eclipse.cdt.core.dom.ast.IASTNode;
-import org.eclipse.cdt.core.dom.ast.IASTStatement;
-import org.eclipse.cdt.core.dom.ast.IASTTranslationUnit;
-import org.eclipse.cdt.core.dom.ast.IBinding;
-import org.eclipse.core.resources.IProject;
-import org.eclipse.core.resources.IResource;
-import org.eclipse.core.resources.IWorkspaceRoot;
-import org.eclipse.core.resources.ResourcesPlugin;
-import org.eclipse.ptp.pldt.mpi.analysis.cdt.graphs.GraphCreator;
-import org.eclipse.ptp.pldt.mpi.analysis.cdt.graphs.IBlock;
-import org.eclipse.ptp.pldt.mpi.analysis.cdt.graphs.ICallGraph;
-import org.eclipse.ptp.pldt.mpi.analysis.cdt.graphs.ICallGraphNode;
-import org.eclipse.ptp.pldt.mpi.analysis.cdt.graphs.IControlFlowGraph;
-import org.eclipse.ptp.pldt.mpi.analysis.cdt.graphs.impl.ControlFlowGraph;
-
-public class CloseOpenedFilesChecker extends AbstractIndexAstChecker {
- private static final String ERR_ID = Activator.PLUGIN_ID + ".CloseOpenedFilesProblem";
-
- public void processAst(IASTTranslationUnit ast) {
- // traverse the AST using the visitor pattern
- CloseOpenedFilesVisitor visitor = new CloseOpenedFilesVisitor();
-
- GraphCreator creator = new GraphCreator();
-
- // Retrieve resource corresponding to this translation unit
- String path = ast.getFilePath();
- URI fileURI = new File(path).toURI();
- IWorkspaceRoot wsRoot = ResourcesPlugin.getWorkspace().getRoot();
- IResource[] resources = wsRoot.findFilesForLocationURI(fileURI);
- if (resources != null && resources.length > 0) {
- IProject proj = resources[0].getProject();
-
- // Create call graph for project
- ICallGraph cg = creator.createCallGraph(proj);
- creator.computeCallGraph(cg);
-
- // Create control flow graph
- ICallGraphNode cgRoot = cg.topEntry();
- IASTStatement fnBody = cgRoot.getFuncDef().getBody();
- IControlFlowGraph cfg = new ControlFlowGraph(fnBody);
- cfg.buildCFG();
- cfg.print();
-
- ast.accept(visitor);
- }
- }
-
-
- private void reportProblem(IASTName closeFD) {
- String message = MessageFormat.format("File descriptor \"{0}\" has not been opened", closeFD.toString());
- reportProblem(ERR_ID, closeFD, message);
- }
-
-
- class CloseOpenedFilesVisitor extends ASTVisitor {
-
- public static final String OPEN = "open";
- public static final String CLOSE = "close";
-
- private List<IASTName> openedFDs;
-
- public CloseOpenedFilesVisitor() {
- openedFDs = new ArrayList<IASTName>();
- shouldVisitExpressions = true;
- }
-
- @Override
- public int visit(IASTExpression expression) {
- if (expression instanceof IASTFunctionCallExpression) {
- IASTFunctionCallExpression callExpression = (IASTFunctionCallExpression) expression;
- IASTExpression funcName = callExpression.getFunctionNameExpression();
- if (funcName instanceof IASTIdExpression) {
- IASTName name = ((IASTIdExpression) funcName).getName();
- String simpleName = String.valueOf(name.getSimpleID());
- if (simpleName.equals(OPEN)) {
- IASTNode parent = callExpression.getParent();
- // Handle initialization in declaration
- if (parent instanceof IASTInitializerExpression) {
- parent = parent.getParent();
- if (parent instanceof IASTDeclarator) {
- openedFDs.add(((IASTDeclarator) parent).getName());
- }
- }
- // Assignment after declaration
- else if (parent instanceof IASTBinaryExpression) {
- IASTExpression op2 = ((IASTBinaryExpression) parent).getOperand2();
- int operator = ((IASTBinaryExpression) parent).getOperator();
- if (callExpression.equals(op2) && operator == IASTBinaryExpression.op_assign) {
- IASTExpression op1 = ((IASTBinaryExpression) parent).getOperand1();
- if (op1 instanceof IASTIdExpression) {
- openedFDs.add(((IASTIdExpression) op1).getName());
- }
- }
- }
- }
- else if (simpleName.equals(CLOSE)) {
- IASTExpression paramExpression = callExpression.getParameterExpression();
- if (paramExpression instanceof IASTIdExpression) {
- IASTName fd = ((IASTIdExpression) paramExpression).getName();
- // Add only if no matching opened FD
- boolean match = false;
- for (int i = 0; !match && i < openedFDs.size(); i++) {
- IASTName opened = openedFDs.get(i);
- match = matchingFileDescriptors(fd, opened);
- }
-
- if (!match) {
- reportProblem(fd);
- }
- }
- }
- }
-
- return PROCESS_SKIP;
- }
- else {
- return PROCESS_CONTINUE;
- }
- }
-
- private boolean matchingFileDescriptors(IASTName closeFD, IASTName openFD) {
- // FIXME elaborate
- IBinding closeBinding = closeFD.getBinding();
- IBinding openBinding = openFD.getBinding();
-
- return openBinding != null && closeBinding != null && openBinding.equals(closeBinding);
- }
- }
-
-}