Removes dartc reliance on its own libraries, now can be targeted at any implementation's libraries

compiler/java/com/google/dart/compiler/CommandLineOptions.java

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 package com.google.dart.compiler;
 
 import com.google.common.collect.Lists;
 import com.google.dart.compiler.CompilerConfiguration.ErrorFormat;
 
 import org.kohsuke.args4j.Argument;
@@ skipping 61 matching lines @@
     // leave the command line flag for legacy purposes.
     @SuppressWarnings("unused")
     @Option(name = "--noincremental",
         usage = "Disable incremental compilation (default)")
     private boolean noincremental = true; // not used, just a placeholder for arg parsing
 
     @Option(name = "--incremental",
     usage = "Enable incremental compilation")
     private boolean incremental = false;
 
-    // TODO(zundel): -out is for backward compatibility until scripts are updated
-    @Option(name = "--work", aliases = { "-out" },
+    @Option(name = "--work",
         usage = "Directory to receive compiler output\n for future incremental builds")
     private File workDirectory = new File("out");
 
     @Option(name = "--help", aliases = { "-?", "-help" },
         usage = "Prints this help message")
     private boolean showHelp = false;
 
     @Option(name = "--jvm-metrics",
         usage = "Print jvm metrics at end of compile")
     private boolean showJvmMetrics = false;
 
     @Option(name = "--metrics",
         usage = "Print compilation metrics")
     private boolean showMetrics = false;
 
     @Option(name = "--fatal-type-errors", aliases = { "-fatal-type-errors" },
         usage = "Treat type errors as fatal")
     private boolean typeErrorsAreFatal = false;
 
     @Option(name = "--fatal-warnings", aliases = { "-Werror" },
         usage = "Treat non-type warnings as fatal")
     private boolean warningsAreFatal = false;
 
+    @Option(name = "--implementation-name",
+        usage = "Implementation to analyze (e.g. dartium, vm, frog, leg)")
+    private String implementationName = "dartium";
+
+    @Option(name = "--dart-sdk",
+        usage = "Path to dart sdk")
+    private String dartSdkPath = "../";
+    
+    @Option(name = "--show-sdk-warnings", usage = "show warnings from SDK source")
+    private boolean showSdkWarnings = false;
+
     @Argument
     private final List<String> sourceFiles = new ArrayList<String>();
 
     /**
      * @return <code>true</code> to automatically import dart:coreimpl
      */
     public boolean shouldExposeCoreImpl() {
       return exposeCoreImpl;
     }
 
     public String getJvmMetricOptions() {
       if (!showJvmMetrics) {
         return null;
       }
       return jvmMetricDetail + ":" + jvmMetricFormat + ":" + jvmMetricType;
     }
 
+    public String getImplementationName() {
+      return implementationName;
+    }
+
+    public String getDartSdkPath() {
+      return dartSdkPath;
+    }
+
+    /**
+     * Returns whether warnings from SDK files should be suppressed.
+     */
+    public boolean suppressSdkWarnings() {
+      return !showSdkWarnings;
+    }
+    
     /**
      * Returns the list of files passed to the compiler.
      */
     public List<String> getSourceFiles() {
       return sourceFiles;
     }
 
     /**
      * Returns the path to receive compiler intermediate output.
      */
@@ skipping 117 matching lines @@
           args = newArgs.toArray(new String[newArgs.size()]);
           cmdLineParser = new CmdLineParser(parsedOptions);
           continue;
         }
       }
       break;
     }
     return cmdLineParser;
   }
 }