1// Copyright 2010 the V8 project authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#ifndef V8_EXTENSIONS_GC_EXTENSION_H_ 6#define V8_EXTENSIONS_GC_EXTENSION_H_ 7 8#include "include/v8.h" 9#include "src/utils.h" 10 11namespace v8 { 12namespace internal { 13 14class GCExtension : public v8::Extension { 15 public: 16 explicit GCExtension(const char* fun_name) 17 : v8::Extension("v8/gc", 18 BuildSource(buffer_, sizeof(buffer_), fun_name)) {} 19 virtual v8::Local<v8::FunctionTemplate> GetNativeFunctionTemplate( 20 v8::Isolate* isolate, v8::Local<v8::String> name); 21 static void GC(const v8::FunctionCallbackInfo<v8::Value>& args); 22 23 private: 24 static const char* BuildSource(char* buf, size_t size, const char* fun_name) { 25 SNPrintF(Vector<char>(buf, static_cast<int>(size)), 26 "native function %s();", fun_name); 27 return buf; 28 } 29 30 char buffer_[50]; 31}; 32 33} // namespace internal 34} // namespace v8 35 36#endif // V8_EXTENSIONS_GC_EXTENSION_H_ 37