[SCM] eclipse - Powerful IDE written in java - Debian package. branch, master, updated. e3c63bf36683f552637ff9cd6f1e346012a18090
Niels Thykier
nthykier-guest at alioth.debian.org
Sun Mar 21 20:32:24 UTC 2010
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commit e3c63bf36683f552637ff9cd6f1e346012a18090
Author: Niels Thykier <niels at thykier.net>
Date: Sun Mar 21 21:31:46 2010 +0100
Imported patch from ecj to add better support for gcj.
-----------------------------------------------------------------------
Summary of changes:
debian/patches/ecj-gccmain-java.patch | 520 ++++++++++++++++++++
.../jdt/internal/compiler/batch/GCCMain.java | 501 +++++++++++++++++++
.../internal/compiler/batch/messages.properties | 5 +
3 files changed, 1026 insertions(+), 0 deletions(-)
diff --git a/debian/patches/ecj-gccmain-java.patch b/debian/patches/ecj-gccmain-java.patch
new file mode 100644
index 0000000..25d74b3
--- /dev/null
+++ b/debian/patches/ecj-gccmain-java.patch
@@ -0,0 +1,520 @@
+Description: Adds better support for gcc.
+Origin: Vendor, http://packages.qa.debian.org/e/ecj.html
+
+--- ecj-3.5.1.orig/eclipse/plugins/org.eclipse.jdt.core/batch/org/eclipse/jdt/internal/compiler/batch/GCCMain.java
++++ ecj-3.5.1/eclipse/plugins/org.eclipse.jdt.core/batch/org/eclipse/jdt/internal/compiler/batch/GCCMain.java
+@@ -0,0 +1,501 @@
++/**
++ *
++ */
++package org.eclipse.jdt.internal.compiler.batch;
++
++import java.io.BufferedOutputStream;
++import java.io.BufferedReader;
++import java.io.ByteArrayInputStream;
++import java.io.File;
++import java.io.FileOutputStream;
++import java.io.FileReader;
++import java.io.IOException;
++import java.io.InputStreamReader;
++import java.io.OutputStream;
++import java.io.PrintWriter;
++import java.io.UnsupportedEncodingException;
++import java.util.ArrayList;
++import java.util.HashSet;
++import java.util.Iterator;
++import java.util.Map;
++import java.util.StringTokenizer;
++import java.util.zip.CRC32;
++import java.util.zip.ZipEntry;
++import java.util.zip.ZipOutputStream;
++
++import org.eclipse.jdt.internal.compiler.ClassFile;
++import org.eclipse.jdt.internal.compiler.CompilationResult;
++import org.eclipse.jdt.internal.compiler.env.AccessRestriction;
++import org.eclipse.jdt.internal.compiler.env.AccessRule;
++import org.eclipse.jdt.internal.compiler.env.AccessRuleSet;
++import org.eclipse.jdt.internal.compiler.impl.CompilerOptions;
++import org.eclipse.jdt.internal.compiler.util.Messages;
++import org.eclipse.jdt.internal.compiler.util.SuffixConstants;
++
++/**
++ * This is an alternate entry point for the command-line compiler which
++ * is simpler to integrate into GCC. In particular the option processing
++ * is more GNU-like and the recognized options are similar to those supported
++ * by other GCC front ends.
++ */
++public class GCCMain extends Main {
++
++ // All the compilation units specified on the command line.
++ private HashSet commandLineCompilationUnits = new HashSet();
++ // True if we are only checking syntax.
++ private boolean syntaxOnly;
++ // If not null, the name of the output zip file.
++ // If null, we are generating class files in the file system,
++ // not a zip file.
++ private String zipDestination;
++ // The zip stream to which we're writing, or null if it hasn't been opened.
++ private ZipOutputStream zipStream;
++
++ // If not null, the name of the zip file to which dependency class files
++ // should be written.
++ private String zipDependencyDestination;
++ // The zip stream to which dependency files should be written.
++ private ZipOutputStream zipDependencyStream;
++
++ public GCCMain(PrintWriter outWriter, PrintWriter errWriter,
++ boolean systemExitWhenFinished) {
++ super(outWriter, errWriter, systemExitWhenFinished);
++ this.logger.setEmacs();
++ }
++
++ public GCCMain(PrintWriter outWriter, PrintWriter errWriter,
++ boolean systemExitWhenFinished, Map customDefaultOptions) {
++ super(outWriter, errWriter, systemExitWhenFinished,
++ customDefaultOptions);
++ this.logger.setEmacs();
++ }
++
++ private void fail(Exception t) {
++ t.printStackTrace();
++ this.logger.logException(t);
++ System.exit(1);
++ }
++
++ public CompilationUnit[] getCompilationUnits() {
++ CompilationUnit[] units = super.getCompilationUnits();
++ for (int i = 0; i < units.length; ++i)
++ this.commandLineCompilationUnits.add(units[i]);
++ return units;
++ }
++
++ private String combine(char[] one, char[] two) {
++ StringBuffer b = new StringBuffer();
++ b.append(one);
++ b.append(two);
++ return b.toString();
++ }
++
++ private ZipOutputStream getZipOutput() throws IOException {
++ if (this.zipDestination != null && this.zipStream == null) {
++ OutputStream os;
++ if ("-".equals(this.zipDestination)) { //$NON-NLS-1$
++ os = System.out;
++ } else {
++ os = new FileOutputStream(this.zipDestination);
++ }
++ zipStream = new ZipOutputStream(new BufferedOutputStream(os));
++ zipStream.setMethod(ZipOutputStream.STORED);
++ // Sun/OpenJDK require at least one entry in the zip file.
++ ZipEntry entry = new ZipEntry(".dummy");
++ byte[] contents = new byte[0];
++ CRC32 crc = new CRC32();
++ crc.update(contents);
++ entry.setSize(contents.length);
++ entry.setCrc(crc.getValue());
++ zipStream.putNextEntry(entry);
++ zipStream.write(contents);
++ zipStream.closeEntry();
++ }
++ return zipStream;
++ }
++
++ private ZipOutputStream getDependencyOutput() throws IOException {
++ if (this.zipDependencyDestination != null && this.zipDependencyStream == null) {
++ OutputStream os = new FileOutputStream(zipDependencyDestination);
++ zipDependencyStream = new ZipOutputStream(new BufferedOutputStream(os));
++ zipDependencyStream.setMethod(ZipOutputStream.STORED);
++ // Sun/OpenJDK require at least one entry in the zip file.
++ ZipEntry entry = new ZipEntry(".dummy");
++ byte[] contents = new byte[0];
++ CRC32 crc = new CRC32();
++ crc.update(contents);
++ entry.setSize(contents.length);
++ entry.setCrc(crc.getValue());
++ zipDependencyStream.putNextEntry(entry);
++ zipDependencyStream.write(contents);
++ zipDependencyStream.closeEntry();
++ }
++ return zipDependencyStream;
++ }
++
++ public void outputClassFiles(CompilationResult unitResult) {
++ if (this.syntaxOnly) {
++ return;
++ }
++ if (this.zipDestination == null) {
++ // Nothing special to do here.
++ super.outputClassFiles(unitResult);
++ return;
++ }
++ if (unitResult == null || unitResult.hasErrors()) {
++ return;
++ }
++
++ // If we are compiling with indirect dispatch, we don't need
++ // any dependent classes. If we are using the C++ ABI, then we
++ // do need the dependencies in order to do proper layout.
++ boolean gcjCompile = this.commandLineCompilationUnits.contains(unitResult.getCompilationUnit());
++ if (this.zipDependencyDestination == null && !gcjCompile) {
++ return;
++ }
++
++ try {
++ ZipOutputStream dest = gcjCompile ? getZipOutput() : getDependencyOutput();
++ ClassFile[] classFiles = unitResult.getClassFiles();
++ for (int i = 0; i < classFiles.length; ++i) {
++ ClassFile classFile = classFiles[i];
++ String filename = combine(classFile.fileName(), SuffixConstants.SUFFIX_class);
++ if (this.verbose)
++ this.out.println(
++ Messages.bind(
++ Messages.compilation_write,
++ new String[] {
++ String.valueOf(this.exportedClassFilesCounter+1),
++ filename
++ }));
++ ZipEntry entry = new ZipEntry(filename);
++ byte[] contents = classFile.getBytes();
++ CRC32 crc = new CRC32();
++ crc.update(contents);
++ entry.setSize(contents.length);
++ entry.setCrc(crc.getValue());
++ dest.putNextEntry(entry);
++ dest.write(contents);
++ dest.closeEntry();
++ }
++ } catch (IOException err) {
++ fail(err);
++ }
++ }
++
++ private String getArgument(String option) {
++ int index = option.indexOf('=');
++ return option.substring(index + 1);
++ }
++
++ private void addPath(ArrayList result, String currentClasspathName) {
++ String customEncoding = null;
++ AccessRule[] accessRules = new AccessRule[0];
++ AccessRuleSet accessRuleSet = new AccessRuleSet(accessRules, AccessRestriction.COMMAND_LINE, currentClasspathName);
++ FileSystem.Classpath currentClasspath = FileSystem
++ .getClasspath(currentClasspathName,
++ customEncoding, accessRuleSet);
++ if (currentClasspath != null) {
++ result.add(currentClasspath);
++ }
++ }
++
++ private void parsePath(ArrayList result, String path) {
++ StringTokenizer iter = new StringTokenizer(path, File.pathSeparator);
++ while (iter.hasMoreTokens()) {
++ addPath(result, iter.nextToken());
++ }
++ }
++
++ protected void handleWarningToken(String token, boolean isEnabling) {
++ // Recognize this for compatibility with older versions of gcj.
++ if ("deprecated".equals(token)) //$NON-NLS-1$
++ token = "deprecation"; //$NON-NLS-1$
++ else if ("static-access".equals(token) //$NON-NLS-1$
++ || "dep-ann".equals(token) //$NON-NLS-1$
++ || "over-ann".equals(token)) { //$NON-NLS-1$
++ // Some exceptions to the warning naming rule.
++ } else if ("extraneous-semicolon".equals(token)) { //$NON-NLS-1$
++ // Compatibility with earlier versions of gcj.
++ token = "semicolon"; //$NON-NLS-1$
++ } else {
++ // Turn "foo-bar-baz" into eclipse-style "fooBarBaz".
++ StringBuffer newToken = new StringBuffer(token.length());
++ StringTokenizer t = new StringTokenizer(token, "-"); //$NON-NLS-1$
++ boolean first = true;
++ while (t.hasMoreTokens()) {
++ String next = t.nextToken();
++ if (first) {
++ newToken.append(next);
++ first = false;
++ } else {
++ newToken.append(Character.toUpperCase(next.charAt(0)));
++ newToken.append(next.substring(1));
++ }
++ }
++ token = newToken.toString();
++ }
++ super.handleWarningToken(token, isEnabling);
++ }
++
++ private void turnWarningsToErrors() {
++ Object[] entries = this.options.entrySet().toArray();
++ for (int i = 0, max = entries.length; i < max; i++) {
++ Map.Entry entry = (Map.Entry) entries[i];
++ if (!(entry.getKey() instanceof String))
++ continue;
++ if (!(entry.getValue() instanceof String))
++ continue;
++ if (((String) entry.getValue()).equals(CompilerOptions.WARNING)) {
++ this.options.put(entry.getKey(), CompilerOptions.ERROR);
++ }
++ }
++ }
++
++ /**
++ * Set the debug level to the indicated value. The level should be
++ * between 0 and 2, inclusive, but this is not checked.
++ * @param level the debug level
++ */
++ private void setDebugLevel(int level) {
++ this.options.put(
++ CompilerOptions.OPTION_LocalVariableAttribute,
++ level > 1 ? CompilerOptions.GENERATE : CompilerOptions.DO_NOT_GENERATE);
++ this.options.put(
++ CompilerOptions.OPTION_LineNumberAttribute,
++ level > 0 ? CompilerOptions.GENERATE : CompilerOptions.DO_NOT_GENERATE);
++ this.options.put(
++ CompilerOptions.OPTION_SourceFileAttribute,
++ CompilerOptions.GENERATE);
++ }
++
++ private void readFileList(String file, ArrayList result) {
++ try {
++ BufferedReader b = new BufferedReader(new FileReader(file));
++ String line;
++ while ((line = b.readLine()) != null) {
++ if (line.endsWith(SUFFIX_STRING_java))
++ result.add(line);
++ }
++ b.close();
++ } catch (IOException err) {
++ fail(err);
++ }
++ }
++
++ private void readAllFileListFiles(ArrayList fileList, ArrayList result) {
++ Iterator it = fileList.iterator();
++ while (it.hasNext()) {
++ readFileList((String) it.next(), result);
++ }
++ }
++
++ private void handleWall(boolean enable) {
++ // A somewhat arbitrary list. We use the GCC names
++ // here, and the local handleWarningToken translates
++ // for us.
++ handleWarningToken("constructor-name", enable);
++ handleWarningToken("pkg-default-method", enable);
++ handleWarningToken("masked-catch-block", enable);
++ handleWarningToken("all-deprecation", enable);
++ handleWarningToken("unused-local", enable);
++ handleWarningToken("unused-label", enable);
++ handleWarningToken("static-receiver", enable);
++ handleWarningToken("indirect-static", enable);
++ handleWarningToken("no-effect-assign", enable);
++ handleWarningToken("char-concat", enable);
++ handleWarningToken("useless-type-check", enable);
++ handleWarningToken("final-bound", enable);
++ handleWarningToken("assert-identifier", enable);
++ handleWarningToken("enum-identifier", enable);
++ handleWarningToken("finally", enable);
++ handleWarningToken("varargs-cast", enable);
++ handleWarningToken("unused", enable);
++ handleWarningToken("forbidden", enable);
++ }
++
++ public void configure(String[] argv) {
++ if ((argv == null) || (argv.length == 0)) {
++ // This is a "can't happen".
++ System.exit(1);
++ }
++
++ ArrayList files = new ArrayList();
++ ArrayList otherFiles = new ArrayList();
++ String classpath = null;
++ boolean haveFileList = false;
++ boolean inhibitAllWarnings = false;
++ boolean treatWarningsAsErrors = false;
++
++ for (int i = 0; i < argv.length; ++i) {
++ String currentArg = argv[i];
++
++ if (currentArg.startsWith("-fencoding=")) { //$NON-NLS-1$
++ // Simply accept the last one.
++ String encoding = getArgument(currentArg);
++ try { // ensure encoding is supported
++ new InputStreamReader(new ByteArrayInputStream(new byte[0]), encoding);
++ } catch (UnsupportedEncodingException e) {
++ throw new IllegalArgumentException(
++ this.bind("configure.unsupportedEncoding", encoding)); //$NON-NLS-1$
++ }
++ this.options.put(CompilerOptions.OPTION_Encoding, encoding);
++ } else if (currentArg.startsWith("-foutput-class-dir=")) { //$NON-NLS-1$
++ String arg = getArgument(currentArg);
++ if (this.destinationPath != null) {
++ StringBuffer errorMessage = new StringBuffer();
++ errorMessage.append("-d"); //$NON-NLS-1$
++ errorMessage.append(' ');
++ errorMessage.append(arg);
++ throw new IllegalArgumentException(
++ this.bind("configure.duplicateOutputPath", errorMessage.toString())); //$NON-NLS-1$
++ }
++ this.setDestinationPath(arg);
++ } else if (currentArg.startsWith("-fbootclasspath=")) { //$NON-NLS-1$
++ classpath = getArgument(currentArg);
++ } else if (currentArg.equals("-fzip-target")) { //$NON-NLS-1$
++ ++i;
++ if (i >= argv.length)
++ throw new IllegalArgumentException(this.bind("gcc.zipArg")); //$NON-NLS-1$
++ this.zipDestination = argv[i];
++ } else if (currentArg.equals("-fzip-dependency")) { //$NON-NLS-1$
++ ++i;
++ if (i >= argv.length)
++ throw new IllegalArgumentException(this.bind("gcc.zipDepArg")); //$NON-NLS-1$
++ this.zipDependencyDestination = argv[i];
++ } else if (currentArg.startsWith("-g")) { //$NON-NLS-1$
++ if (currentArg.equals("-g0")) { //$NON-NLS-1$
++ setDebugLevel(0);
++ } else if (currentArg.equals("-g2") || currentArg.equals("-g3") //$NON-NLS-1$ //$NON-NLS-2$
++ || currentArg.equals("-g")) { //$NON-NLS-1$
++ setDebugLevel(2);
++ } else {
++ // Handle -g1 but also things like -gstabs.
++ setDebugLevel(1);
++ }
++ } else if (currentArg.equals("-Werror")) { //$NON-NLS-1$
++ treatWarningsAsErrors = true;
++ } else if (currentArg.equals("-Wno-error")) { //$NON-NLS-1$
++ treatWarningsAsErrors = false;
++ } else if (currentArg.equals("-Wall")) { //$NON-NLS-1$
++ handleWall(true);
++ } else if (currentArg.equals("-Wno-all")) { //$NON-NLS-1$
++ handleWall(false);
++ } else if (currentArg.startsWith("-Wno-")) { //$NON-NLS-1$
++ handleWarningToken(currentArg.substring(5), false);
++ } else if (currentArg.startsWith("-W")) { //$NON-NLS-1$
++ handleWarningToken(currentArg.substring(2), true);
++ } else if (currentArg.equals("-w")) { //$NON-NLS-1$
++ inhibitAllWarnings = true;
++ } else if (currentArg.startsWith("-O")) { //$NON-NLS-1$
++ // Ignore.
++ } else if (currentArg.equals("-v")) { //$NON-NLS-1$
++ this.verbose = true;
++ } else if (currentArg.equals("-fsyntax-only")) { //$NON-NLS-1$
++ this.syntaxOnly = true;
++ } else if (currentArg.startsWith("-fsource=")) { //$NON-NLS-1$
++ currentArg = getArgument(currentArg);
++ if (currentArg.equals("1.3")) { //$NON-NLS-1$
++ this.options.put(CompilerOptions.OPTION_Source, CompilerOptions.VERSION_1_3);
++ } else if (currentArg.equals("1.4")) { //$NON-NLS-1$
++ this.options.put(CompilerOptions.OPTION_Source, CompilerOptions.VERSION_1_4);
++ } else if (currentArg.equals("1.5") || currentArg.equals("5") || currentArg.equals("5.0")) { //$NON-NLS-1$//$NON-NLS-2$ //$NON-NLS-3$
++ this.options.put(CompilerOptions.OPTION_Source, CompilerOptions.VERSION_1_5);
++ } else if (currentArg.equals("1.6") || currentArg.equals("6") || currentArg.equals("6.0")) { //$NON-NLS-1$//$NON-NLS-2$ //$NON-NLS-3$
++ this.options.put(CompilerOptions.OPTION_Source, CompilerOptions.VERSION_1_6);
++ } else {
++ throw new IllegalArgumentException(this.bind("configure.source", currentArg)); //$NON-NLS-1$
++ }
++ } else if (currentArg.startsWith("-ftarget=")) { //$NON-NLS-1$
++ currentArg = getArgument(currentArg);
++ if (currentArg.equals("1.1")) { //$NON-NLS-1$
++ this.options.put(CompilerOptions.OPTION_TargetPlatform, CompilerOptions.VERSION_1_1);
++ } else if (currentArg.equals("1.2")) { //$NON-NLS-1$
++ this.options.put(CompilerOptions.OPTION_TargetPlatform, CompilerOptions.VERSION_1_2);
++ } else if (currentArg.equals("1.3")) { //$NON-NLS-1$
++ this.options.put(CompilerOptions.OPTION_TargetPlatform, CompilerOptions.VERSION_1_3);
++ } else if (currentArg.equals("1.4")) { //$NON-NLS-1$
++ this.options.put(CompilerOptions.OPTION_TargetPlatform, CompilerOptions.VERSION_1_4);
++ } else if (currentArg.equals("1.5") || currentArg.equals("5") || currentArg.equals("5.0")) { //$NON-NLS-1$//$NON-NLS-2$ //$NON-NLS-3$
++ this.options.put(CompilerOptions.OPTION_TargetPlatform, CompilerOptions.VERSION_1_5);
++ } else if (currentArg.equals("1.6") || currentArg.equals("6") || currentArg.equals("6.0")) { //$NON-NLS-1$//$NON-NLS-2$ //$NON-NLS-3$
++ this.options.put(CompilerOptions.OPTION_TargetPlatform, CompilerOptions.VERSION_1_6);
++ } else if (currentArg.equals("jsr14")) { //$NON-NLS-1$
++ this.options.put(CompilerOptions.OPTION_TargetPlatform, CompilerOptions.VERSION_JSR14);
++ } else {
++ throw new IllegalArgumentException(this.bind("configure.targetJDK", currentArg)); //$NON-NLS-1$
++ }
++ } else if (currentArg.equals("-ffilelist-file")) { //$NON-NLS-1$
++ haveFileList = true;
++ } else if (currentArg.endsWith(SuffixConstants.SUFFIX_STRING_java)) {
++ files.add(currentArg);
++ } else if (currentArg.charAt(0) == '-'){
++ // FIXME: error if not a file?
++ } else {
++ otherFiles.add(currentArg);
++ }
++ }
++
++ // Read the file list file. We read them all, but really there
++ // will only be one.
++ if (haveFileList)
++ readAllFileListFiles(otherFiles, files);
++
++ this.filenames = (String[]) files.toArray(new String[0]);
++ this.encodings = new String[this.filenames.length];
++ this.destinationPaths = new String[this.filenames.length];
++ for (int i = 0; i < this.filenames.length; ++i)
++ this.destinationPaths[i] = this.destinationPath;
++
++ // Classpath processing.
++ ArrayList result = new ArrayList();
++ if (classpath == null)
++ throw new IllegalArgumentException(this.bind("gcc.noClasspath")); //$NON-NLS-1$
++ parsePath(result, classpath);
++
++ // We must always create both output files, even if one is not used.
++ // That way we will always pass valid zip file on to jc1.
++ try {
++ getZipOutput();
++ getDependencyOutput();
++ } catch (IOException err) {
++ fail(err);
++ }
++
++ if (inhibitAllWarnings)
++ disableWarnings();
++ if (treatWarningsAsErrors)
++ turnWarningsToErrors();
++
++ this.checkedClasspaths = new FileSystem.Classpath[result.size()];
++ result.toArray(this.checkedClasspaths);
++
++ this.logger.logCommandLineArguments(argv);
++ this.logger.logOptions(this.options);
++ this.logger.logClasspath(this.checkedClasspaths);
++
++ this.maxRepetition = 1;
++ }
++
++ public boolean compile(String[] argv) {
++ boolean result = super.compile(argv);
++ try {
++ if (zipStream != null) {
++ zipStream.finish();
++ zipStream.close();
++ }
++ if (zipDependencyStream != null) {
++ zipDependencyStream.finish();
++ zipDependencyStream.close();
++ }
++ } catch (IOException err) {
++ fail(err);
++ }
++ return result;
++ }
++
++ public static void main(String[] argv) {
++ boolean result = new GCCMain(new PrintWriter(System.out), new PrintWriter(System.err), false).compile(argv);
++ System.exit(result ? 0 : 1);
++ }
++}
+diff --git a/eclipse/plugins/org.eclipse.jdt.core/batch/org/eclipse/jdt/internal/compiler/batch/messages.properties b/eclipse/plugins/org.eclipse.jdt.core/batch/org/eclipse/jdt/internal/compiler/batch/messages.properties
+index bf5dedd..76420d7 100644
+--- a/eclipse/plugins/org.eclipse.jdt.core/batch/org/eclipse/jdt/internal/compiler/batch/messages.properties
++++ b/eclipse/plugins/org.eclipse.jdt.core/batch/org/eclipse/jdt/internal/compiler/batch/messages.properties
+@@ -300,3 +300,8 @@ misc.usage.warn = {1} {2}\n\
+ \ uselessTypeCheck unnecessary cast/instanceof operation\n\
+ \ varargsCast + varargs argument need explicit cast\n\
+ \ warningToken + unsupported or unnecessary @SuppressWarnings\n
++
++# GCCMain messages.
++gcc.zipArg=-fzip-target requires argument
++gcc.zipDepArg=-fzip-dependency requires argument
++gcc.noClasspath=no classpath specified
diff --git a/eclipse/plugins/org.eclipse.jdt.core/batch/org/eclipse/jdt/internal/compiler/batch/GCCMain.java b/eclipse/plugins/org.eclipse.jdt.core/batch/org/eclipse/jdt/internal/compiler/batch/GCCMain.java
new file mode 100644
index 0000000..2bba4b0
--- /dev/null
+++ b/eclipse/plugins/org.eclipse.jdt.core/batch/org/eclipse/jdt/internal/compiler/batch/GCCMain.java
@@ -0,0 +1,501 @@
+/**
+ *
+ */
+package org.eclipse.jdt.internal.compiler.batch;
+
+import java.io.BufferedOutputStream;
+import java.io.BufferedReader;
+import java.io.ByteArrayInputStream;
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.FileReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.io.OutputStream;
+import java.io.PrintWriter;
+import java.io.UnsupportedEncodingException;
+import java.util.ArrayList;
+import java.util.HashSet;
+import java.util.Iterator;
+import java.util.Map;
+import java.util.StringTokenizer;
+import java.util.zip.CRC32;
+import java.util.zip.ZipEntry;
+import java.util.zip.ZipOutputStream;
+
+import org.eclipse.jdt.internal.compiler.ClassFile;
+import org.eclipse.jdt.internal.compiler.CompilationResult;
+import org.eclipse.jdt.internal.compiler.env.AccessRestriction;
+import org.eclipse.jdt.internal.compiler.env.AccessRule;
+import org.eclipse.jdt.internal.compiler.env.AccessRuleSet;
+import org.eclipse.jdt.internal.compiler.impl.CompilerOptions;
+import org.eclipse.jdt.internal.compiler.util.Messages;
+import org.eclipse.jdt.internal.compiler.util.SuffixConstants;
+
+/**
+ * This is an alternate entry point for the command-line compiler which
+ * is simpler to integrate into GCC. In particular the option processing
+ * is more GNU-like and the recognized options are similar to those supported
+ * by other GCC front ends.
+ */
+public class GCCMain extends Main {
+
+ // All the compilation units specified on the command line.
+ private HashSet commandLineCompilationUnits = new HashSet();
+ // True if we are only checking syntax.
+ private boolean syntaxOnly;
+ // If not null, the name of the output zip file.
+ // If null, we are generating class files in the file system,
+ // not a zip file.
+ private String zipDestination;
+ // The zip stream to which we're writing, or null if it hasn't been opened.
+ private ZipOutputStream zipStream;
+
+ // If not null, the name of the zip file to which dependency class files
+ // should be written.
+ private String zipDependencyDestination;
+ // The zip stream to which dependency files should be written.
+ private ZipOutputStream zipDependencyStream;
+
+ public GCCMain(PrintWriter outWriter, PrintWriter errWriter,
+ boolean systemExitWhenFinished) {
+ super(outWriter, errWriter, systemExitWhenFinished);
+ this.logger.setEmacs();
+ }
+
+ public GCCMain(PrintWriter outWriter, PrintWriter errWriter,
+ boolean systemExitWhenFinished, Map customDefaultOptions) {
+ super(outWriter, errWriter, systemExitWhenFinished,
+ customDefaultOptions);
+ this.logger.setEmacs();
+ }
+
+ private void fail(Exception t) {
+ t.printStackTrace();
+ this.logger.logException(t);
+ System.exit(1);
+ }
+
+ public CompilationUnit[] getCompilationUnits() {
+ CompilationUnit[] units = super.getCompilationUnits();
+ for (int i = 0; i < units.length; ++i)
+ this.commandLineCompilationUnits.add(units[i]);
+ return units;
+ }
+
+ private String combine(char[] one, char[] two) {
+ StringBuffer b = new StringBuffer();
+ b.append(one);
+ b.append(two);
+ return b.toString();
+ }
+
+ private ZipOutputStream getZipOutput() throws IOException {
+ if (this.zipDestination != null && this.zipStream == null) {
+ OutputStream os;
+ if ("-".equals(this.zipDestination)) { //$NON-NLS-1$
+ os = System.out;
+ } else {
+ os = new FileOutputStream(this.zipDestination);
+ }
+ zipStream = new ZipOutputStream(new BufferedOutputStream(os));
+ zipStream.setMethod(ZipOutputStream.STORED);
+ // Sun/OpenJDK require at least one entry in the zip file.
+ ZipEntry entry = new ZipEntry(".dummy");
+ byte[] contents = new byte[0];
+ CRC32 crc = new CRC32();
+ crc.update(contents);
+ entry.setSize(contents.length);
+ entry.setCrc(crc.getValue());
+ zipStream.putNextEntry(entry);
+ zipStream.write(contents);
+ zipStream.closeEntry();
+ }
+ return zipStream;
+ }
+
+ private ZipOutputStream getDependencyOutput() throws IOException {
+ if (this.zipDependencyDestination != null && this.zipDependencyStream == null) {
+ OutputStream os = new FileOutputStream(zipDependencyDestination);
+ zipDependencyStream = new ZipOutputStream(new BufferedOutputStream(os));
+ zipDependencyStream.setMethod(ZipOutputStream.STORED);
+ // Sun/OpenJDK require at least one entry in the zip file.
+ ZipEntry entry = new ZipEntry(".dummy");
+ byte[] contents = new byte[0];
+ CRC32 crc = new CRC32();
+ crc.update(contents);
+ entry.setSize(contents.length);
+ entry.setCrc(crc.getValue());
+ zipDependencyStream.putNextEntry(entry);
+ zipDependencyStream.write(contents);
+ zipDependencyStream.closeEntry();
+ }
+ return zipDependencyStream;
+ }
+
+ public void outputClassFiles(CompilationResult unitResult) {
+ if (this.syntaxOnly) {
+ return;
+ }
+ if (this.zipDestination == null) {
+ // Nothing special to do here.
+ super.outputClassFiles(unitResult);
+ return;
+ }
+ if (unitResult == null || unitResult.hasErrors()) {
+ return;
+ }
+
+ // If we are compiling with indirect dispatch, we don't need
+ // any dependent classes. If we are using the C++ ABI, then we
+ // do need the dependencies in order to do proper layout.
+ boolean gcjCompile = this.commandLineCompilationUnits.contains(unitResult.getCompilationUnit());
+ if (this.zipDependencyDestination == null && !gcjCompile) {
+ return;
+ }
+
+ try {
+ ZipOutputStream dest = gcjCompile ? getZipOutput() : getDependencyOutput();
+ ClassFile[] classFiles = unitResult.getClassFiles();
+ for (int i = 0; i < classFiles.length; ++i) {
+ ClassFile classFile = classFiles[i];
+ String filename = combine(classFile.fileName(), SuffixConstants.SUFFIX_class);
+ if (this.verbose)
+ this.out.println(
+ Messages.bind(
+ Messages.compilation_write,
+ new String[] {
+ String.valueOf(this.exportedClassFilesCounter+1),
+ filename
+ }));
+ ZipEntry entry = new ZipEntry(filename);
+ byte[] contents = classFile.getBytes();
+ CRC32 crc = new CRC32();
+ crc.update(contents);
+ entry.setSize(contents.length);
+ entry.setCrc(crc.getValue());
+ dest.putNextEntry(entry);
+ dest.write(contents);
+ dest.closeEntry();
+ }
+ } catch (IOException err) {
+ fail(err);
+ }
+ }
+
+ private String getArgument(String option) {
+ int index = option.indexOf('=');
+ return option.substring(index + 1);
+ }
+
+ private void addPath(ArrayList result, String currentClasspathName) {
+ String customEncoding = null;
+ AccessRule[] accessRules = new AccessRule[0];
+ AccessRuleSet accessRuleSet = new AccessRuleSet(accessRules, AccessRestriction.COMMAND_LINE, currentClasspathName);
+ FileSystem.Classpath currentClasspath = FileSystem
+ .getClasspath(currentClasspathName,
+ customEncoding, accessRuleSet);
+ if (currentClasspath != null) {
+ result.add(currentClasspath);
+ }
+ }
+
+ private void parsePath(ArrayList result, String path) {
+ StringTokenizer iter = new StringTokenizer(path, File.pathSeparator);
+ while (iter.hasMoreTokens()) {
+ addPath(result, iter.nextToken());
+ }
+ }
+
+ protected void handleWarningToken(String token, boolean isEnabling) {
+ // Recognize this for compatibility with older versions of gcj.
+ if ("deprecated".equals(token)) //$NON-NLS-1$
+ token = "deprecation"; //$NON-NLS-1$
+ else if ("static-access".equals(token) //$NON-NLS-1$
+ || "dep-ann".equals(token) //$NON-NLS-1$
+ || "over-ann".equals(token)) { //$NON-NLS-1$
+ // Some exceptions to the warning naming rule.
+ } else if ("extraneous-semicolon".equals(token)) { //$NON-NLS-1$
+ // Compatibility with earlier versions of gcj.
+ token = "semicolon"; //$NON-NLS-1$
+ } else {
+ // Turn "foo-bar-baz" into eclipse-style "fooBarBaz".
+ StringBuffer newToken = new StringBuffer(token.length());
+ StringTokenizer t = new StringTokenizer(token, "-"); //$NON-NLS-1$
+ boolean first = true;
+ while (t.hasMoreTokens()) {
+ String next = t.nextToken();
+ if (first) {
+ newToken.append(next);
+ first = false;
+ } else {
+ newToken.append(Character.toUpperCase(next.charAt(0)));
+ newToken.append(next.substring(1));
+ }
+ }
+ token = newToken.toString();
+ }
+ super.handleWarningToken(token, isEnabling);
+ }
+
+ private void turnWarningsToErrors() {
+ Object[] entries = this.options.entrySet().toArray();
+ for (int i = 0, max = entries.length; i < max; i++) {
+ Map.Entry entry = (Map.Entry) entries[i];
+ if (!(entry.getKey() instanceof String))
+ continue;
+ if (!(entry.getValue() instanceof String))
+ continue;
+ if (((String) entry.getValue()).equals(CompilerOptions.WARNING)) {
+ this.options.put(entry.getKey(), CompilerOptions.ERROR);
+ }
+ }
+ }
+
+ /**
+ * Set the debug level to the indicated value. The level should be
+ * between 0 and 2, inclusive, but this is not checked.
+ * @param level the debug level
+ */
+ private void setDebugLevel(int level) {
+ this.options.put(
+ CompilerOptions.OPTION_LocalVariableAttribute,
+ level > 1 ? CompilerOptions.GENERATE : CompilerOptions.DO_NOT_GENERATE);
+ this.options.put(
+ CompilerOptions.OPTION_LineNumberAttribute,
+ level > 0 ? CompilerOptions.GENERATE : CompilerOptions.DO_NOT_GENERATE);
+ this.options.put(
+ CompilerOptions.OPTION_SourceFileAttribute,
+ CompilerOptions.GENERATE);
+ }
+
+ private void readFileList(String file, ArrayList result) {
+ try {
+ BufferedReader b = new BufferedReader(new FileReader(file));
+ String line;
+ while ((line = b.readLine()) != null) {
+ if (line.endsWith(SUFFIX_STRING_java))
+ result.add(line);
+ }
+ b.close();
+ } catch (IOException err) {
+ fail(err);
+ }
+ }
+
+ private void readAllFileListFiles(ArrayList fileList, ArrayList result) {
+ Iterator it = fileList.iterator();
+ while (it.hasNext()) {
+ readFileList((String) it.next(), result);
+ }
+ }
+
+ private void handleWall(boolean enable) {
+ // A somewhat arbitrary list. We use the GCC names
+ // here, and the local handleWarningToken translates
+ // for us.
+ handleWarningToken("constructor-name", enable);
+ handleWarningToken("pkg-default-method", enable);
+ handleWarningToken("masked-catch-block", enable);
+ handleWarningToken("all-deprecation", enable);
+ handleWarningToken("unused-local", enable);
+ handleWarningToken("unused-label", enable);
+ handleWarningToken("static-receiver", enable);
+ handleWarningToken("indirect-static", enable);
+ handleWarningToken("no-effect-assign", enable);
+ handleWarningToken("char-concat", enable);
+ handleWarningToken("useless-type-check", enable);
+ handleWarningToken("final-bound", enable);
+ handleWarningToken("assert-identifier", enable);
+ handleWarningToken("enum-identifier", enable);
+ handleWarningToken("finally", enable);
+ handleWarningToken("varargs-cast", enable);
+ handleWarningToken("unused", enable);
+ handleWarningToken("forbidden", enable);
+ }
+
+ public void configure(String[] argv) {
+ if ((argv == null) || (argv.length == 0)) {
+ // This is a "can't happen".
+ System.exit(1);
+ }
+
+ ArrayList files = new ArrayList();
+ ArrayList otherFiles = new ArrayList();
+ String classpath = null;
+ boolean haveFileList = false;
+ boolean inhibitAllWarnings = false;
+ boolean treatWarningsAsErrors = false;
+
+ for (int i = 0; i < argv.length; ++i) {
+ String currentArg = argv[i];
+
+ if (currentArg.startsWith("-fencoding=")) { //$NON-NLS-1$
+ // Simply accept the last one.
+ String encoding = getArgument(currentArg);
+ try { // ensure encoding is supported
+ new InputStreamReader(new ByteArrayInputStream(new byte[0]), encoding);
+ } catch (UnsupportedEncodingException e) {
+ throw new IllegalArgumentException(
+ this.bind("configure.unsupportedEncoding", encoding)); //$NON-NLS-1$
+ }
+ this.options.put(CompilerOptions.OPTION_Encoding, encoding);
+ } else if (currentArg.startsWith("-foutput-class-dir=")) { //$NON-NLS-1$
+ String arg = getArgument(currentArg);
+ if (this.destinationPath != null) {
+ StringBuffer errorMessage = new StringBuffer();
+ errorMessage.append("-d"); //$NON-NLS-1$
+ errorMessage.append(' ');
+ errorMessage.append(arg);
+ throw new IllegalArgumentException(
+ this.bind("configure.duplicateOutputPath", errorMessage.toString())); //$NON-NLS-1$
+ }
+ this.setDestinationPath(arg);
+ } else if (currentArg.startsWith("-fbootclasspath=")) { //$NON-NLS-1$
+ classpath = getArgument(currentArg);
+ } else if (currentArg.equals("-fzip-target")) { //$NON-NLS-1$
+ ++i;
+ if (i >= argv.length)
+ throw new IllegalArgumentException(this.bind("gcc.zipArg")); //$NON-NLS-1$
+ this.zipDestination = argv[i];
+ } else if (currentArg.equals("-fzip-dependency")) { //$NON-NLS-1$
+ ++i;
+ if (i >= argv.length)
+ throw new IllegalArgumentException(this.bind("gcc.zipDepArg")); //$NON-NLS-1$
+ this.zipDependencyDestination = argv[i];
+ } else if (currentArg.startsWith("-g")) { //$NON-NLS-1$
+ if (currentArg.equals("-g0")) { //$NON-NLS-1$
+ setDebugLevel(0);
+ } else if (currentArg.equals("-g2") || currentArg.equals("-g3") //$NON-NLS-1$ //$NON-NLS-2$
+ || currentArg.equals("-g")) { //$NON-NLS-1$
+ setDebugLevel(2);
+ } else {
+ // Handle -g1 but also things like -gstabs.
+ setDebugLevel(1);
+ }
+ } else if (currentArg.equals("-Werror")) { //$NON-NLS-1$
+ treatWarningsAsErrors = true;
+ } else if (currentArg.equals("-Wno-error")) { //$NON-NLS-1$
+ treatWarningsAsErrors = false;
+ } else if (currentArg.equals("-Wall")) { //$NON-NLS-1$
+ handleWall(true);
+ } else if (currentArg.equals("-Wno-all")) { //$NON-NLS-1$
+ handleWall(false);
+ } else if (currentArg.startsWith("-Wno-")) { //$NON-NLS-1$
+ handleWarningToken(currentArg.substring(5), false);
+ } else if (currentArg.startsWith("-W")) { //$NON-NLS-1$
+ handleWarningToken(currentArg.substring(2), true);
+ } else if (currentArg.equals("-w")) { //$NON-NLS-1$
+ inhibitAllWarnings = true;
+ } else if (currentArg.startsWith("-O")) { //$NON-NLS-1$
+ // Ignore.
+ } else if (currentArg.equals("-v")) { //$NON-NLS-1$
+ this.verbose = true;
+ } else if (currentArg.equals("-fsyntax-only")) { //$NON-NLS-1$
+ this.syntaxOnly = true;
+ } else if (currentArg.startsWith("-fsource=")) { //$NON-NLS-1$
+ currentArg = getArgument(currentArg);
+ if (currentArg.equals("1.3")) { //$NON-NLS-1$
+ this.options.put(CompilerOptions.OPTION_Source, CompilerOptions.VERSION_1_3);
+ } else if (currentArg.equals("1.4")) { //$NON-NLS-1$
+ this.options.put(CompilerOptions.OPTION_Source, CompilerOptions.VERSION_1_4);
+ } else if (currentArg.equals("1.5") || currentArg.equals("5") || currentArg.equals("5.0")) { //$NON-NLS-1$//$NON-NLS-2$ //$NON-NLS-3$
+ this.options.put(CompilerOptions.OPTION_Source, CompilerOptions.VERSION_1_5);
+ } else if (currentArg.equals("1.6") || currentArg.equals("6") || currentArg.equals("6.0")) { //$NON-NLS-1$//$NON-NLS-2$ //$NON-NLS-3$
+ this.options.put(CompilerOptions.OPTION_Source, CompilerOptions.VERSION_1_6);
+ } else {
+ throw new IllegalArgumentException(this.bind("configure.source", currentArg)); //$NON-NLS-1$
+ }
+ } else if (currentArg.startsWith("-ftarget=")) { //$NON-NLS-1$
+ currentArg = getArgument(currentArg);
+ if (currentArg.equals("1.1")) { //$NON-NLS-1$
+ this.options.put(CompilerOptions.OPTION_TargetPlatform, CompilerOptions.VERSION_1_1);
+ } else if (currentArg.equals("1.2")) { //$NON-NLS-1$
+ this.options.put(CompilerOptions.OPTION_TargetPlatform, CompilerOptions.VERSION_1_2);
+ } else if (currentArg.equals("1.3")) { //$NON-NLS-1$
+ this.options.put(CompilerOptions.OPTION_TargetPlatform, CompilerOptions.VERSION_1_3);
+ } else if (currentArg.equals("1.4")) { //$NON-NLS-1$
+ this.options.put(CompilerOptions.OPTION_TargetPlatform, CompilerOptions.VERSION_1_4);
+ } else if (currentArg.equals("1.5") || currentArg.equals("5") || currentArg.equals("5.0")) { //$NON-NLS-1$//$NON-NLS-2$ //$NON-NLS-3$
+ this.options.put(CompilerOptions.OPTION_TargetPlatform, CompilerOptions.VERSION_1_5);
+ } else if (currentArg.equals("1.6") || currentArg.equals("6") || currentArg.equals("6.0")) { //$NON-NLS-1$//$NON-NLS-2$ //$NON-NLS-3$
+ this.options.put(CompilerOptions.OPTION_TargetPlatform, CompilerOptions.VERSION_1_6);
+ } else if (currentArg.equals("jsr14")) { //$NON-NLS-1$
+ this.options.put(CompilerOptions.OPTION_TargetPlatform, CompilerOptions.VERSION_JSR14);
+ } else {
+ throw new IllegalArgumentException(this.bind("configure.targetJDK", currentArg)); //$NON-NLS-1$
+ }
+ } else if (currentArg.equals("-ffilelist-file")) { //$NON-NLS-1$
+ haveFileList = true;
+ } else if (currentArg.endsWith(SuffixConstants.SUFFIX_STRING_java)) {
+ files.add(currentArg);
+ } else if (currentArg.charAt(0) == '-'){
+ // FIXME: error if not a file?
+ } else {
+ otherFiles.add(currentArg);
+ }
+ }
+
+ // Read the file list file. We read them all, but really there
+ // will only be one.
+ if (haveFileList)
+ readAllFileListFiles(otherFiles, files);
+
+ this.filenames = (String[]) files.toArray(new String[0]);
+ this.encodings = new String[this.filenames.length];
+ this.destinationPaths = new String[this.filenames.length];
+ for (int i = 0; i < this.filenames.length; ++i)
+ this.destinationPaths[i] = this.destinationPath;
+
+ // Classpath processing.
+ ArrayList result = new ArrayList();
+ if (classpath == null)
+ throw new IllegalArgumentException(this.bind("gcc.noClasspath")); //$NON-NLS-1$
+ parsePath(result, classpath);
+
+ // We must always create both output files, even if one is not used.
+ // That way we will always pass valid zip file on to jc1.
+ try {
+ getZipOutput();
+ getDependencyOutput();
+ } catch (IOException err) {
+ fail(err);
+ }
+
+ if (inhibitAllWarnings)
+ disableWarnings();
+ if (treatWarningsAsErrors)
+ turnWarningsToErrors();
+
+ this.checkedClasspaths = new FileSystem.Classpath[result.size()];
+ result.toArray(this.checkedClasspaths);
+
+ this.logger.logCommandLineArguments(argv);
+ this.logger.logOptions(this.options);
+ this.logger.logClasspath(this.checkedClasspaths);
+
+ this.maxRepetition = 1;
+ }
+
+ public boolean compile(String[] argv) {
+ boolean result = super.compile(argv);
+ try {
+ if (zipStream != null) {
+ zipStream.finish();
+ zipStream.close();
+ }
+ if (zipDependencyStream != null) {
+ zipDependencyStream.finish();
+ zipDependencyStream.close();
+ }
+ } catch (IOException err) {
+ fail(err);
+ }
+ return result;
+ }
+
+ public static void main(String[] argv) {
+ boolean result = new GCCMain(new PrintWriter(System.out), new PrintWriter(System.err), false).compile(argv);
+ System.exit(result ? 0 : 1);
+ }
+}
diff --git a/eclipse/plugins/org.eclipse.jdt.core/batch/org/eclipse/jdt/internal/compiler/batch/messages.properties b/eclipse/plugins/org.eclipse.jdt.core/batch/org/eclipse/jdt/internal/compiler/batch/messages.properties
index bf5dedd..76420d7 100644
--- a/eclipse/plugins/org.eclipse.jdt.core/batch/org/eclipse/jdt/internal/compiler/batch/messages.properties
+++ b/eclipse/plugins/org.eclipse.jdt.core/batch/org/eclipse/jdt/internal/compiler/batch/messages.properties
@@ -300,3 +300,8 @@ misc.usage.warn = {1} {2}\n\
\ uselessTypeCheck unnecessary cast/instanceof operation\n\
\ varargsCast + varargs argument need explicit cast\n\
\ warningToken + unsupported or unnecessary @SuppressWarnings\n
+
+# GCCMain messages.
+gcc.zipArg=-fzip-target requires argument
+gcc.zipDepArg=-fzip-dependency requires argument
+gcc.noClasspath=no classpath specified
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