/* $XConsortium: alloc.c /main/5 1995/07/15 21:01:19 drk $ */
/*
* Motif
*
* Copyright (c) 1987-2012, The Open Group. All rights reserved.
*
* These libraries and programs are free software; you can
* redistribute them and/or modify them under the terms of the GNU
* Lesser General Public License as published by the Free Software
* Foundation; either version 2 of the License, or (at your option)
* any later version.
*
* These libraries and programs are distributed in the hope that
* they will be useful, but WITHOUT ANY WARRANTY; without even the
* implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU Lesser General Public License for more
* details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with these librararies and programs; if not, write
* to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
* Floor, Boston, MA 02110-1301 USA
*/
/*
* HISTORY
*/
/*
*This file contains a front end to malloc. The function tcMalloc behaves
*like malloc, but keeps a record. Calling tcFreeAll will free all memory
*allocated by tcMalloc
*/
#include <X11/Intrinsic.h>
#include <Xm/Xm.h>
#define MALLOC_CHUNK 50
static void **entriesMalloced;
static int numEntriesMalloced=0;
static int numEntriesAvail=0;
void *
tcMalloc(size_t size)
{
if (numEntriesMalloced == numEntriesAvail)
{
if (numEntriesAvail == 0)
{
numEntriesAvail = MALLOC_CHUNK;
entriesMalloced = (void **) XtMalloc(MALLOC_CHUNK * sizeof(void *));
}
else
{
numEntriesAvail += MALLOC_CHUNK;
entriesMalloced = (void **) XtRealloc((char *) entriesMalloced,
numEntriesAvail * sizeof(void *));
}
}
entriesMalloced[numEntriesMalloced] = (void *)XtMalloc(size);
return (entriesMalloced[numEntriesMalloced++]);
}
void
tcFreeAll()
{
while (numEntriesMalloced > 0)
XtFree(entriesMalloced[--numEntriesMalloced]);
}