Fuchsia: Build standalone VM. Make it run "Hello, World!".

runtime/bin/vmservice_impl.cc

 // Copyright (c) 2013, 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 "bin/vmservice_impl.h"
 
 #include "include/dart_api.h"
 
 #include "bin/builtin.h"
 #include "bin/dartutils.h"
@@ skipping 228 matching lines @@
   result = DartUtils::SetIntegerField(library, "_port", server_port);
   SHUTDOWN_ON_ERROR(result);
   result = Dart_SetField(library,
                          DartUtils::NewString("_autoStart"),
                          Dart_NewBoolean(auto_start));
   SHUTDOWN_ON_ERROR(result);
   result = Dart_SetField(library,
                          DartUtils::NewString("_originCheckDisabled"),
                          Dart_NewBoolean(dev_mode_server));
 
-  // Are we running on Windows?
-#if defined(TARGET_OS_WINDOWS)
-  Dart_Handle is_windows = Dart_True();
+  // Signals not supported on Windows or Fuchsia.
+#if defined(TARGET_OS_WINDOWS) || defined(TARGET_OS_FUCHSIA)
+  Dart_Handle has_signals = Dart_False();
 #else
-  Dart_Handle is_windows = Dart_False();
+  Dart_Handle has_signals = Dart_True();
 #endif
-  result =
-      Dart_SetField(library, DartUtils::NewString("_isWindows"), is_windows);
+  result = Dart_SetField(library,
+      DartUtils::NewString("_hasSignals"), has_signals);
   SHUTDOWN_ON_ERROR(result);
 
   // Get _getWatchSignalInternal from dart:io.
   Dart_Handle dart_io_str = Dart_NewStringFromCString(DartUtils::kIOLibURL);
   SHUTDOWN_ON_ERROR(dart_io_str);
   Dart_Handle io_lib = Dart_LookupLibrary(dart_io_str);
   SHUTDOWN_ON_ERROR(io_lib);
   Dart_Handle function_name =
       Dart_NewStringFromCString("_getWatchSignalInternal");
   SHUTDOWN_ON_ERROR(function_name);
@@ skipping 90 matching lines @@
   Dart_Handle source = GetSource(url_string);
   if (Dart_IsError(source)) {
     return source;
   }
   return Dart_LoadSource(library, url, source, 0, 0);
 }
 
 
 }  // namespace bin
 }  // namespace dart