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// vim:sw=2:ai
/*
* Copyright (C) 2010 DeNA Co.,Ltd.. All rights reserved.
* See COPYRIGHT.txt for details.
*/
#ifndef DENA_ALLOCATOR_HPP
#define DENA_ALLOCATOR_HPP
#include <stdlib.h>
#include <string.h>
#if 0
extern "C" {
#include <tlsf.h>
};
#define DENA_MALLOC(x) tlsf_malloc(x)
#define DENA_REALLOC(x, y) tlsf_realloc(x, y)
#define DENA_FREE(x) tlsf_free(x)
#define DENA_NEWCHAR(x) static_cast<char *>(tlsf_malloc(x))
#define DENA_DELETE(x) tlsf_free(x)
typedef std::allocator<int> allocator_type;
#endif
#if 1
#define DENA_MALLOC(x) malloc(x)
#define DENA_REALLOC(x, y) realloc(x, y)
#define DENA_FREE(x) free(x)
#define DENA_NEWCHAR(x) (new char[x])
#define DENA_DELETE(x) (delete [] x)
typedef std::allocator<int> allocator_type;
#endif
#if 1
#define DENA_ALLOCA_ALLOCATE(typ, len) \
static_cast<typ *>(alloca((len) * sizeof(typ)))
#define DENA_ALLOCA_FREE(x)
#else
#define DENA_ALLOCA_ALLOCATE(typ, len) \
static_cast<typ *>(malloc((len) * sizeof(typ)))
#define DENA_ALLOCA_FREE(x) free(x)
#endif
namespace dena {
template <typename T> struct auto_alloca_free {
auto_alloca_free(T *value) : value(value) { }
~auto_alloca_free() {
/* no-op if alloca() is used */
DENA_ALLOCA_FREE(value);
}
private:
auto_alloca_free(const auto_alloca_free&);
auto_alloca_free& operator =(const auto_alloca_free&);
private:
T *value;
};
};
#endif