free_deleter.h

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// Copyright 2016 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.
 
// Slightly adapted for inclusion in V8.
// Copyright 2016 the V8 project authors. All rights reserved.
 
#ifndef V8_BASE_FREE_DELETER_H_
#define V8_BASE_FREE_DELETER_H_
 
#include <stdlib.h>
 
#include <memory>
 
#include "src/base/platform/memory.h"
 
namespace v8 {
namespace base {
 
// Function object which invokes 'free' on its parameter, which must be
// a pointer. Can be used to store malloc-allocated pointers in std::unique_ptr:
//
// std::unique_ptr<int, base::FreeDeleter> foo_ptr(
//     static_cast<int*>(malloc(sizeof(int))));
struct FreeDeleter {
  inline void operator()(void* ptr) const { base::Free(ptr); }
};
 
}  // namespace base
}  // namespace v8
 
#endif  // V8_BASE_FREE_DELETER_H_