Jip J. Dekker
2572df0663
git-subtree-dir: software/gecode_base git-subtree-split: bbefcea214fec798a0f5acc442581984555acd21
111 lines
2.9 KiB
C++
111 lines
2.9 KiB
C++
/* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
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/*
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* Main authors:
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* Christian Schulte <schulte@gecode.org>
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*
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* Copyright:
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* Christian Schulte, 2016
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*
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* This file is part of Gecode, the generic constraint
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* development environment:
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* http://www.gecode.org
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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*/
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#include <cstring>
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#include <cstdlib>
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#ifdef GECODE_PEAKHEAP_MALLOC_H
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#include <malloc.h>
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#endif
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#ifdef GECODE_PEAKHEAP_MALLOC_MALLOC_H
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#include <malloc/malloc.h>
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#endif
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#ifdef GECODE_ALLOCATOR
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namespace Gecode { namespace Support {
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/**
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* \brief Default memory allocator
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*
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* Acts as a wrapper around memory allocation functionality.
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*
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* Can be disabled by giving a "-disable-allocator" option to
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* configure and the be re-implemented before including any other
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* Gecode header.
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*
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* \ingroup FuncMem
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*/
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class Allocator {
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public:
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/// Default constructor
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Allocator(void);
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/// Allocate memory block of size \a n
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void* alloc(size_t n);
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/// Return address of reallocated memory block \a p of size \a n
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void* realloc(void* p, size_t n);
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/// Free memory block \a p
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void free(void* p);
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/// Copy \a n bytes from source \a s directly to \a d and returns \a d
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void* memcpy(void *d, const void *s, size_t n);
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};
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forceinline
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Allocator::Allocator(void) {
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}
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forceinline void*
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Allocator::alloc(size_t n) {
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return ::malloc(n);
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}
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forceinline void*
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Allocator::realloc(void* p, size_t n) {
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return ::realloc(p,n);
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}
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forceinline void
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Allocator::free(void* p) {
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::free(p);
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}
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forceinline void*
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Allocator::memcpy(void *d, const void *s, size_t n) {
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return ::memcpy(d,s,n);
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}
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}}
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#endif
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namespace Gecode { namespace Support {
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/**
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* \brief The single global default memory allocator
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* \ingroup FuncMem
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*/
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extern GECODE_SUPPORT_EXPORT
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Allocator allocator;
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}}
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// STATISTICS: support-any
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