105 lines
3.3 KiB
C
105 lines
3.3 KiB
C
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: NPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.1 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the NPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the NPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include <string.h>
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#include <stdlib.h>
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#define GC_DEBUG
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#include "gc.h"
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// GC implementation of malloc/free, for testing purposes
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//--------------------------------------------------------------------
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void *malloc(size_t blockSize)
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//--------------------------------------------------------------------
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{
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#ifdef GC_DEBUG
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return GC_MALLOC(blockSize);
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#else
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if (blockSize <= 10000)
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return GC_MALLOC(blockSize);
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else
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return GC_malloc_ignore_off_page(blockSize);
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#endif
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}
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//--------------------------------------------------------------------
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void free(void *deadBlock)
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//--------------------------------------------------------------------
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{
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if (deadBlock != NULL)
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GC_FREE(deadBlock);
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}
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//--------------------------------------------------------------------
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void* realloc(void* block, size_t newSize)
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//--------------------------------------------------------------------
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{
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#ifdef GC_DEBUG
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return GC_REALLOC(block, newSize);
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#else
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size_t oldSize = GC_size(block);
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void * newBlock = block;
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if (newSize <= 10000)
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return(GC_REALLOC(block, newSize));
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if (newSize <= oldSize)
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return(block);
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newBlock = GC_malloc_ignore_off_page(newSize);
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if (newBlock == NULL)
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return NULL;
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memcpy(newBlock, block, oldSize);
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GC_FREE(block);
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return(newBlock);
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#endif
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}
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//--------------------------------------------------------------------
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void *calloc(size_t nele, size_t elesize)
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//--------------------------------------------------------------------
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{
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// GC_MALLOC returns cleared blocks for us.
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size_t space = nele * elesize;
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return GC_MALLOC(space);
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}
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