Fixing d8's broken readline history.

src/d8.h

 // Copyright 2011 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 98 matching lines @@
   };
 
  private:
   static int Hash(const char* name);
   static bool Match(void* key1, void* key2);
   i::HashMap hash_map_;
 };
 #endif  // V8_SHARED
 
 
+#ifndef V8_SHARED
+class LineEditor {
+ public:
+  enum Type { DUMB = 0, READLINE = 1 };
+  LineEditor(Type type, const char* name);
+  virtual ~LineEditor() { }
+
+  virtual i::SmartArrayPointer<char> Prompt(const char* prompt) = 0;
+  virtual bool Open() { return true; }
+  virtual bool Close() { return true; }
+  virtual void AddHistory(const char* str) { }
+
+  const char* name() { return name_; }
+  static LineEditor* Get();
+ private:
+  Type type_;
+  const char* name_;
+  LineEditor* next_;
+  static LineEditor* first_;
+};
+#endif  // V8_SHARED
+
+
 class SourceGroup {
  public:
   SourceGroup() :
 #ifndef V8_SHARED
       next_semaphore_(v8::internal::OS::CreateSemaphore(0)),
       done_semaphore_(v8::internal::OS::CreateSemaphore(0)),
       thread_(NULL),
 #endif  // V8_SHARED
       argv_(NULL),
       begin_offset_(0),
@@ skipping 177 matching lines @@
   static Handle<Value> ChangeDirectory(const Arguments& args);
   static Handle<Value> SetEnvironment(const Arguments& args);
   static Handle<Value> UnsetEnvironment(const Arguments& args);
   static Handle<Value> SetUMask(const Arguments& args);
   static Handle<Value> MakeDirectory(const Arguments& args);
   static Handle<Value> RemoveDirectory(const Arguments& args);
 
   static void AddOSMethods(Handle<ObjectTemplate> os_template);
 #ifndef V8_SHARED
   static const char* kHistoryFileName;
+  static const int kMaxHistoryEntries;
+  static LineEditor* console;
 #endif  // V8_SHARED
   static const char* kPrompt;
   static ShellOptions options;
 
  private:
   static Persistent<Context> evaluation_context_;
 #ifndef V8_SHARED
   static Persistent<Context> utility_context_;
   static CounterMap* counter_map_;
   // We statically allocate a set of local counters to be used if we
@@ skipping 10 matching lines @@
   static void RunShell();
   static bool SetOptions(int argc, char* argv[]);
   static Handle<ObjectTemplate> CreateGlobalTemplate();
   static Handle<Value> CreateExternalArray(const Arguments& args,
                                            ExternalArrayType type,
                                            size_t element_size);
   static void ExternalArrayWeakCallback(Persistent<Value> object, void* data);
 };
 
 
-#ifndef V8_SHARED
-class LineEditor {
- public:
-  enum Type { DUMB = 0, READLINE = 1 };
-  LineEditor(Type type, const char* name);
-  virtual ~LineEditor() { }
-
-  virtual i::SmartArrayPointer<char> Prompt(const char* prompt) = 0;
-  virtual bool Open() { return true; }
-  virtual bool Close() { return true; }
-  virtual void AddHistory(const char* str) { }
-
-  const char* name() { return name_; }
-  static LineEditor* Get();
- private:
-  Type type_;
-  const char* name_;
-  LineEditor* next_;
-  static LineEditor* first_;
-};
-#endif  // V8_SHARED
-
-
 }  // namespace v8
 
 
 #endif  // V8_D8_H_