Add gin, a lightweight bindings system for V8

gin/initialize.cc

+// Copyright 2013 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "gin/initialize.h"
+
+#include <stdlib.h>
+#include <string.h>
+
+#include "gin/array_buffer.h"
+#include "gin/per_isolate_data.h"
+
+namespace gin {
+
+namespace {
+
+bool GenerateEntropy(unsigned char* buffer, size_t amount) {
+  // TODO(abarth): Gin needs a source of entropy.
+  return false;
+}
+
+const char kFlags[] = "--use_strict --harmony";
+
+}
+
+void Initialize() {
+  v8::V8::SetArrayBufferAllocator(ArrayBufferAllocator::SharedInstance());
+  v8::V8::InitializeICU();
+  v8::V8::SetFlagsFromString(kFlags, strlen(kFlags));
+  v8::V8::SetEntropySource(&GenerateEntropy);
+  v8::V8::Initialize();
+
+  v8::Isolate* isolate = v8::Isolate::GetCurrent();
+  v8::HandleScope handle_scope(isolate);
+  new PerIsolateData(isolate);
+}
+
+}  // namespace gin