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base / memory / free_deleter.h [blame]
// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef BASE_MEMORY_FREE_DELETER_H_
#define BASE_MEMORY_FREE_DELETER_H_
#include <stdlib.h>
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 {
free(ptr);
}
};
} // namespace base
#endif // BASE_MEMORY_FREE_DELETER_H_