Don't do clean shutdown on Process.exit()

runtime/bin/process.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/dartutils.h"
 #include "bin/dbg_connection.h"
 #include "bin/eventhandler.h"
 #include "bin/io_buffer.h"
 #include "bin/log.h"
 #include "bin/platform.h"
 #include "bin/process.h"
 #include "bin/socket.h"
 #include "bin/utils.h"
 
 #include "include/dart_api.h"
 
 namespace dart {
 namespace bin {
 
-// Global flag that is used to indicate that the VM should do a clean
-// shutdown.
-bool do_vm_shutdown = false;
-
 static const int kProcessIdNativeField = 0;
 
 int Process::global_exit_code_ = 0;
 Mutex* Process::global_exit_code_mutex_ = new Mutex();
 
 // Extract an array of C strings from a list of Dart strings.
 static char** ExtractCStringList(Dart_Handle strings,
                                  Dart_Handle status_handle,
                                  const char* error_msg,
                                  intptr_t* length) {
@@ skipping 213 matching lines @@
   intptr_t signal = DartUtils::GetIntptrValue(Dart_GetNativeArgument(args, 1));
   bool success = Process::Kill(pid, signal);
   Dart_SetReturnValue(args, Dart_NewBoolean(success));
 }
 
 
 void FUNCTION_NAME(Process_Exit)(Dart_NativeArguments args) {
   int64_t status = 0;
   // Ignore result if passing invalid argument and just exit 0.
   DartUtils::GetInt64Value(Dart_GetNativeArgument(args, 0), &status);
-  Dart_ShutdownIsolate();
-  Process::TerminateExitCodeHandler();
-  char* error = Dart_Cleanup();
-  if (error != NULL) {
-    Log::PrintErr("VM cleanup failed: %s\n", error);
-    free(error);
-  }
-  if (do_vm_shutdown) {
-#ifdef LEGACY_DEBUG_PROTOCOL_ENABLED
-    // Note that this dependency crosses logical project boundaries by making
-    // the dart:io implementation depend upon the standalone VM's legacy debug
-    // protocol. This breaks projects which want to use our dart:io
-    // implementation. Because the protocol is going away shortly, it's
-    // reasonable to leave it behind a #ifdef that is only enabled for the
-    // standalone VM for now.
-    DebuggerConnectionHandler::StopHandler();
-#endif
-    EventHandler::Stop();
-  }
+  Dart_ExitIsolate();
   Platform::Exit(static_cast<int>(status));
 }
 
 
 void FUNCTION_NAME(Process_SetExitCode)(Dart_NativeArguments args) {
   int64_t status = 0;
   // Ignore result if passing invalid argument and just set exit code to 0.
   DartUtils::GetInt64Value(Dart_GetNativeArgument(args, 0), &status);
   Process::SetGlobalExitCode(status);
 }
@@ skipping 105 matching lines @@
     free(const_cast<char*>(system_string));
     Dart_PropagateError(result);
   }
   memmove(buffer, system_string, system_len);
   free(const_cast<char*>(system_string));
   Dart_SetReturnValue(args, external_array);
 }
 
 }  // namespace bin
 }  // namespace dart