Removed the print, load, quit and version extensions from the VM. Moved the p...

src/execution.cc

Index: src/execution.cc
===================================================================
--- src/execution.cc	(revision 404)
+++ src/execution.cc	(working copy)
@@ -504,146 +504,6 @@
 }
 
 
-// --- P r i n t   E x t e n s i o n ---
-
-const char* PrintExtension::kSource = "native function print();";
-
-
-v8::Handle<v8::FunctionTemplate> PrintExtension::GetNativeFunction(
-    v8::Handle<v8::String> str) {
-  return v8::FunctionTemplate::New(PrintExtension::Print);
-}
-
-
-v8::Handle<v8::Value> PrintExtension::Print(const v8::Arguments& args) {
-  for (int i = 0; i < args.Length(); i++) {
-    if (i != 0) printf(" ");
-    v8::HandleScope scope;
-    v8::Handle<v8::Value> arg = args[i];
-    v8::Handle<v8::String> string_obj = arg->ToString();
-    if (string_obj.IsEmpty()) return string_obj;
-    int length = string_obj->Length();
-    uint16_t* string = NewArray<uint16_t>(length + 1);
-    string_obj->Write(string);
-    for (int j = 0; j < length; j++)
-      printf("%lc", string[j]);
-    DeleteArray(string);
-  }
-  printf("\n");
-  return v8::Undefined();
-}
-
-
-static PrintExtension kPrintExtension;
-v8::DeclareExtension kPrintExtensionDeclaration(&kPrintExtension);
-
-
-// --- L o a d   E x t e n s i o n ---
-
-const char* LoadExtension::kSource = "native function load();";
-
-
-v8::Handle<v8::FunctionTemplate> LoadExtension::GetNativeFunction(
-    v8::Handle<v8::String> str) {
-  return v8::FunctionTemplate::New(LoadExtension::Load);
-}
-
-
-v8::Handle<v8::Value> LoadExtension::Load(const v8::Arguments& args) {
-  v8::Handle<v8::String> path = args[0]->ToString();
-
-  // Create a handle for the result. Keep the result empty to be
-  // useful as the return value in case of exceptions.
-  v8::Handle<Value> result;
-
-  if (path.IsEmpty()) return result;  // Exception was thrown in ToString.
-
-  // Check that the length of the file name is within bounds.
-  static const int kMaxPathLength = 255;
-  if (path->Length() > kMaxPathLength) {
-    v8::Handle<v8::String> message = v8::String::New("Path name too long");
-    v8::ThrowException(v8::Exception::RangeError(message));
-    return result;
-  }
-
-  // Convert the JavaScript string path into a C string and read the
-  // corresponding script from the file system.
-  char path_buffer[kMaxPathLength + 1];
-  path->WriteAscii(path_buffer);
-  bool exists;
-  Vector<const char> script = ReadFile(path_buffer, &exists, false);
-
-  // Find the base file name from the path.
-  char* file_name_buffer = path_buffer;
-  for (char* p = path_buffer; *p; p++) {
-    if (*p == '/' || *p == '\\') file_name_buffer = p + 1;
-  }
-
-  // Throw an exception in case the script couldn't be read.
-  if (script.is_empty()) {
-    static const char* kErrorPrefix = "Unable to read from file ";
-    static const size_t kErrorPrefixLength = 25;  // strlen is not constant
-    ASSERT(strlen(kErrorPrefix) == kErrorPrefixLength);
-    static const int kMaxErrorLength = kMaxPathLength + kErrorPrefixLength;
-    EmbeddedVector<char, kMaxErrorLength + 1> error_buffer;
-    OS::SNPrintF(error_buffer, "%s%s", kErrorPrefix, file_name_buffer);
-    v8::Handle<v8::String> error =
-        v8::String::New(error_buffer.start(), error_buffer.length());
-    v8::ThrowException(v8::Exception::Error(error));
-    return result;
-  }
-
-  // Convert the file name buffer into a script origin
-  v8::ScriptOrigin origin =
-      v8::ScriptOrigin(v8::String::New(file_name_buffer));
-
-  // Compile and run script.
-  v8::Handle<v8::String> source =
-      v8::String::New(script.start(), script.length());
-  v8::Handle<v8::Script> code =
-      v8::Script::Compile(source, &origin);
-
-  // Run the code if no exception occurred during the compilation. In
-  // case of syntax errors, the code is empty and the exception is
-  // scheduled and will be thrown when returning to JavaScript.
-  if (!code.IsEmpty()) result = code->Run();
-  script.Dispose();
-  return result;
-}
-
-
-static LoadExtension kLoadExtension;
-v8::DeclareExtension kLoadExtensionDeclaration(&kLoadExtension);
-
-
-// --- Q u i t   E x t e n s i o n ---
-
-const char* QuitExtension::kSource = "native function quit();";
-
-
-v8::Handle<v8::FunctionTemplate> QuitExtension::GetNativeFunction(
-    v8::Handle<v8::String> str) {
-  return v8::FunctionTemplate::New(QuitExtension::Quit);
-}
-
-
-v8::Handle<v8::Value> QuitExtension::Quit(const v8::Arguments& args) {
-  exit(args.Length() == 0 ? 0 : args[0]->Int32Value());
-  return v8::Undefined();
-}
-
-
-static QuitExtension kQuitExtension;
-v8::DeclareExtension kQuitExtensionDeclaration(&kQuitExtension);
-
-
-// --- V e r s i o n   E x t e n s i o n ---
-
-static Extension kVersionExtension("v8/version",
-                                   "function version(){ return 150; }");
-v8::DeclareExtension kVersionExtensionDeclaration(&kVersionExtension);
-
-
 // --- G C   E x t e n s i o n ---
 
 const char* GCExtension::kSource = "native function gc();";