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