Service isolate rework

runtime/bin/builtin_nolib.cc

 // 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.
 
 #include <stdio.h>
 
 #include "include/dart_api.h"
 
 #include "bin/builtin.h"
 #include "bin/dartutils.h"
 #include "bin/io_natives.h"
 
 
 namespace dart {
 namespace bin {
 
 Builtin::builtin_lib_props Builtin::builtin_libraries_[] = {
   /* { url_, source_, patch_url_, patch_source_, has_natives_ } */
   { DartUtils::kBuiltinLibURL, NULL, NULL, NULL, true },
   { DartUtils::kIOLibURL, NULL, NULL, NULL, true  },
 };
 
+Dart_Port Builtin::load_port_ = ILLEGAL_PORT;
 
 Dart_Handle Builtin::Source(BuiltinLibraryId id) {
   return DartUtils::NewError("Unreachable code in Builtin::Source (%d).", id);
 }
 
 
 Dart_Handle Builtin::PartSource(BuiltinLibraryId id, const char* uri) {
   return DartUtils::NewError(
       "Unreachable code in Builtin::PartSource (%d).", id);
 }
@@ skipping 29 matching lines @@
 Dart_Handle Builtin::LoadAndCheckLibrary(BuiltinLibraryId id) {
   ASSERT((sizeof(builtin_libraries_) / sizeof(builtin_lib_props)) ==
          kInvalidLibrary);
   ASSERT(id >= kBuiltinLibrary && id < kInvalidLibrary);
   Dart_Handle url = DartUtils::NewString(builtin_libraries_[id].url_);
   Dart_Handle library = Dart_LookupLibrary(url);
   DART_CHECK_VALID(library);
   return library;
 }
 
+
+void Builtin::SetLoadPort(Dart_Port port) {
+  load_port_ = port;
+  ASSERT(load_port_ != ILLEGAL_PORT);
+  Dart_Handle field_name = DartUtils::NewString("_loadPort");
+  ASSERT(!Dart_IsError(field_name));
+  Dart_Handle builtin_lib =
+      Builtin::LoadAndCheckLibrary(Builtin::kBuiltinLibrary);
+  ASSERT(!Dart_IsError(builtin_lib));
+  Dart_Handle send_port = Dart_GetField(builtin_lib, field_name);
+  ASSERT(!Dart_IsError(send_port));
+  if (!Dart_IsNull(send_port)) {
+    // Already created and set.
+    return;
+  }
+  send_port = Dart_NewSendPort(load_port_);
+  ASSERT(!Dart_IsError(send_port));
+  Dart_Handle result = Dart_SetField(builtin_lib, field_name, send_port);
+  ASSERT(!Dart_IsError(result));

[siva, 2015/01/22 22:39:31]

This code seems to be identical to the one in builtin.cc why not factor this out
into a common file. 

[Cutch, 2015/01/26 18:59:30]

Done.

+}
+
 }  // namespace bin
 }  // namespace dart