blob: f99bb678661d2078ea0ed2bc0422fb6d01fafc3e [file] [log] [blame] [edit]
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is the Netscape Portable Runtime (NSPR).
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998-2000
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
/*
* GC related routines
*
*/
#include "prlog.h"
#include <stdlib.h>
/* Leave a bit of room for any malloc header bytes... */
#define MAX_SEGMENT_SIZE (65536L - 4096L)
/************************************************************************/
/*
** Machine dependent GC Heap management routines:
** _MD_GrowGCHeap
*/
/************************************************************************/
void _MD_InitGC() {}
void *_MD_GrowGCHeap(PRUint32 *sizep)
{
void *addr;
if ( *sizep > MAX_SEGMENT_SIZE )
{
*sizep = MAX_SEGMENT_SIZE;
}
addr = malloc((size_t)*sizep);
return addr;
}
PRBool _MD_ExtendGCHeap(char *base, PRInt32 oldSize, PRInt32 newSize) {
/* Not sure about this. Todd? */
return PR_FALSE;
}
void _MD_FreeGCSegment(void *base, PRInt32 len)
{
if (base)
{
free(base);
}
}