Frog changes (in experimental) to get frog integrated into the test infrastructure.

frogsh

Index: frogsh
===================================================================
--- frogsh	(revision 1140)
+++ frogsh	(working copy)
@@ -1479,8 +1479,12 @@
 // ********** Code for PromiseImpl$T **************
 function PromiseImpl$T() {}
 $inherits(PromiseImpl$T, PromiseImpl);
+// ********** Code for PromiseImpl$bool **************
+function PromiseImpl$bool() {}
+$inherits(PromiseImpl$bool, PromiseImpl);
 // ********** Code for ProxyBase **************
 function ProxyBase() {}
+$inherits(ProxyBase, PromiseImpl$bool);
 ProxyBase.prototype.$eq = function(other) {
   return ((other instanceof ProxyBase)) && $eq(this._promise.get$value(), other._promise.get$value());
 }
@@ -17675,7 +17679,7 @@
   return result;
 }
 // ********** Code for Options **************
-function Options(homedir, args) {
+function Options(homedir, args, files) {
   this.enableLeg = false
   this.enableAsserts = false
   this.enableTypeChecks = false
@@ -17691,6 +17695,8 @@
   // Initializers done
   this.libDir = homedir + '/lib';
   var ignoreUnrecognizedFlags = false;
+  var passedLibDir = false;
+  this.childArgs = [];
   loop:
   for (var i = 2;
    i < args.length; i++) {
@@ -17757,13 +17763,14 @@
         if (arg.endsWith('.dart')) {
           this.dartScript = arg;
           this.childArgs = args.getRange(i + 1, args.length - i - 1);
-          return;
+          break loop;
         }
         else if (arg.startsWith('--out=')) {
           this.outfile = arg.substring('--out='.length);
         }
         else if (arg.startsWith('--libdir=')) {
           this.libDir = arg.substring('--libdir='.length);
+          passedLibDir = true;
         }
         else {
           if (!ignoreUnrecognizedFlags) {
@@ -17773,7 +17780,15 @@
 
     }
   }
-  this.childArgs = [];
+  if (!passedLibDir && !files.fileExists(this.libDir)) {
+    var temp = 'frog/lib';
+    if (files.fileExists(temp)) {
+      this.libDir = temp;
+    }
+    else {
+      this.libDir = 'lib';
+    }
+  }
 }
 // ********** Code for LibraryReader **************
 function LibraryReader() {
@@ -18037,7 +18052,7 @@
   world.init();
 }
 function lang_compile(homedir, args, files) {
-  parseOptions(homedir, args);
+  parseOptions(homedir, args, files);
   initializeWorld(files);
   var success = world.compile();
   if (options.outfile != null) {
@@ -18055,8 +18070,8 @@
   return success;
 }
 var options;
-function parseOptions(homedir, args) {
-  options = new Options(homedir, args);
+function parseOptions(homedir, args, files) {
+  options = new Options(homedir, args, files);
 }
 function _getCallStubName(name, args) {
   var nameBuilder = new StringBufferImpl(('' + name + '\$' + args.get$bareCount() + ''));