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allocator.hpp

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00001 /* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
00002 /*
00003  *  Main authors:
00004  *     Christian Schulte <schulte@gecode.org>
00005  *
00006  *  Copyright:
00007  *     Christian Schulte, 2016
00008  *
00009  *  Last modified:
00010  *     $Date: 2016-04-19 17:19:45 +0200 (Tue, 19 Apr 2016) $ by $Author: schulte $
00011  *     $Revision: 14967 $
00012  *
00013  *  This file is part of Gecode, the generic constraint
00014  *  development environment:
00015  *     http://www.gecode.org
00016  *
00017  *  Permission is hereby granted, free of charge, to any person obtaining
00018  *  a copy of this software and associated documentation files (the
00019  *  "Software"), to deal in the Software without restriction, including
00020  *  without limitation the rights to use, copy, modify, merge, publish,
00021  *  distribute, sublicense, and/or sell copies of the Software, and to
00022  *  permit persons to whom the Software is furnished to do so, subject to
00023  *  the following conditions:
00024  *
00025  *  The above copyright notice and this permission notice shall be
00026  *  included in all copies or substantial portions of the Software.
00027  *
00028  *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
00029  *  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
00030  *  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
00031  *  NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
00032  *  LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
00033  *  OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
00034  *  WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
00035  *
00036  */
00037 
00038 #include <cstring>
00039 #include <cstdlib>
00040 
00041 #ifdef GECODE_PEAKHEAP_MALLOC_H
00042 #include <malloc.h>
00043 #endif
00044 
00045 #ifdef GECODE_PEAKHEAP_MALLOC_MALLOC_H
00046 #include <malloc/malloc.h>
00047 #endif
00048 
00049 #ifdef GECODE_ALLOCATOR
00050 
00051 namespace Gecode { namespace Support {
00052 
00064   class Allocator {
00065   public:
00067     Allocator(void);
00069     void* alloc(size_t n);
00071     void* realloc(void* p, size_t n);
00073     void free(void* p);
00075     void* memcpy(void *d, const void *s, size_t n);
00076   };
00077 
00078 
00079   forceinline
00080   Allocator::Allocator(void) {
00081   }
00082   forceinline void*
00083   Allocator::alloc(size_t n) {
00084     return ::malloc(n);
00085   }
00086   forceinline void*
00087   Allocator::realloc(void* p, size_t n) {
00088     return ::realloc(p,n);
00089   }
00090   forceinline void
00091   Allocator::free(void* p) {
00092     ::free(p);
00093   }
00094   forceinline void*
00095   Allocator::memcpy(void *d, const void *s, size_t n) {
00096     return ::memcpy(d,s,n);
00097   }
00098 
00099 }}
00100 
00101 #endif
00102 
00103 namespace Gecode { namespace Support {
00104 
00109   extern GECODE_SUPPORT_EXPORT
00110   Allocator allocator;
00111 
00112 }}
00113 
00114 // STATISTICS: support-any