- Add the implementation of the Options interface to the runtime.

bin/main.cc

 // Copyright (c) 2011, 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.
 
 #include <stdlib.h>
 #include <string.h>
 #include <stdio.h>
 
 #include "include/dart_api.h"
 
@@ skipping 72 matching lines @@
   // Parse out options to be passed to dart main.
   while (i < argc) {
     dart_options->AddArgument(argv[i]);
     i += 1;
   }
 
   return 0;
 }
 
 
+static Dart_Handle SetupRuntimeOptions(CommandLineOptions* options) {
+  int options_count = options->count();
+  Dart_Handle dart_arguments = Dart_NewArray(options_count);
+  if (!Dart_IsValid(dart_arguments)) {
+    return dart_arguments;
+  }
+  for (int i = 0; i < options_count; i++) {
+    Dart_Handle argument_value = Dart_NewString(options->GetArgument(i));
+    if (!Dart_IsValid(argument_value)) {
+      return argument_value;
+    }
+    Dart_Handle result = Dart_ArraySetAt(dart_arguments, i, argument_value);
+    if (!Dart_IsValid(result)) {
+      return result;
+    }
+  }
+  Dart_Handle core_lib_url = Dart_NewString("dart:coreimpl");
+  if (!Dart_IsValid(core_lib_url)) {
+    return core_lib_url;
+  }
+  Dart_Handle core_lib = Dart_LookupLibrary(core_lib_url);
+  if (!Dart_IsValid(core_lib)) {
+    return core_lib;
+  }
+  Dart_Handle runtime_options_class_name = Dart_NewString("RuntimeOptions");
+  if (!Dart_IsValid(runtime_options_class_name)) {
+    return runtime_options_class_name;
+  }
+  Dart_Handle runtime_options_class = Dart_GetClass(
+      core_lib, runtime_options_class_name);
+  if (!Dart_IsValid(runtime_options_class)) {
+    return runtime_options_class;
+  }
+  Dart_Handle native_name = Dart_NewString("_nativeArguments");
+  if (!Dart_IsValid(native_name)) {
+    return native_name;
+  }
+
+  return Dart_SetStaticField(runtime_options_class,
+                             native_name,
+                             dart_arguments);
+}
+
+
 static void DumpPprofSymbolInfo() {
   if (generate_pprof_symbols_filename != NULL) {
     Dart_EnterScope();
     File* pprof_file = File::Open(generate_pprof_symbols_filename, true);
     ASSERT(pprof_file != NULL);
     void* buffer;
     int buffer_size;
     Dart_GetPprofSymbolInfo(&buffer, &buffer_size);
     if (buffer_size > 0) {
       ASSERT(buffer != NULL);
@@ skipping 89 matching lines @@
     return 255;  // Indicates we encountered an error.
   }
   Dart_Isolate isolate = Dart_CreateIsolate(snapshot_buffer,
                                             canonical_script_name);
   if (isolate == NULL) {
     free(canonical_script_name);
     return 255;
   }
 
   Dart_EnterScope();
-  // TODO(asiva): Create a dart options object that can be accessed from
-  // dart code.
   if (HasCompileAll(vm_options)) {
     Dart_Handle result = Dart_CompileAll();
     if (!Dart_IsValid(result)) {
       fprintf(stderr, "%s\n", Dart_GetError(result));
       Dart_ExitScope();
       Dart_ShutdownIsolate();
       free(canonical_script_name);
       return 255;  // Indicates we encountered an error.
     }
   }
 
+  // Create a dart options object that can be accessed from dart code.
+  Dart_Handle options_result = SetupRuntimeOptions(&dart_options);
+  if (!Dart_IsValid(options_result)) {
+    fprintf(stderr, "%s\n", Dart_GetError(options_result));
+    Dart_ExitScope();
+    Dart_ShutdownIsolate();
+    free(canonical_script_name);
+    return 255;  // Indicates we encountered an error.
+  }
+
   // Lookup and invoke the top level main function.
   Dart_Handle script_url = Dart_NewString(canonical_script_name);
   Dart_Handle library = Dart_LookupLibrary(script_url);
   if (!Dart_IsValid(library)) {
     fprintf(stderr, "%s\n", Dart_GetError(library));
     Dart_ExitScope();
     Dart_ShutdownIsolate();
     free(canonical_script_name);
     return 255;  // Indicates we encountered an error.
   }
@@ skipping 36 matching lines @@
     return 255;  // Indicates we encountered an error.
   }
   free(canonical_script_name);
   Dart_ExitScope();
   // Dump symbol information for the profiler.
   DumpPprofSymbolInfo();
   // Shutdown the isolate.
   Dart_ShutdownIsolate();
   return 0;
 }