76 lines
2.6 KiB
C
76 lines
2.6 KiB
C
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 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 Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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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 the Netscape Portable Runtime (NSPR).
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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) 1998-2000
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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 MPL, 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 MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "primpl.h"
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#include "MacMemAllocator.h"
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void _MD_InitGC() {}
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void *_MD_GrowGCHeap(size_t *sizep)
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{
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void *heapPtr = NULL;
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size_t heapSize = *sizep;
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// In previous versions of this code we tried to allocate GC heaps from the application
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// heap. In the 4.0 application, we try to keep our app heap allications to a minimum
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// and instead go through our own memory allocation routines.
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heapPtr = malloc(heapSize);
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if (heapPtr == NULL) {
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FreeMemoryStats stats;
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memtotal(heapSize, &stats); // How much can we allcoate?
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if (stats.maxBlockSize < heapSize)
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heapSize = stats.maxBlockSize;
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heapPtr = malloc(heapSize);
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if (heapPtr == NULL) // Now we're hurting
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heapSize = 0;
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}
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*sizep = heapSize;
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return heapPtr;
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}
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void _MD_FreeGCSegment(void *base, int32 /* len */)
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{
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free(base);
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}
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