Subversion Repositories or1k

/*

 *  RTEMS Malloc Get Status Information

 *

 *

 *  COPYRIGHT (c) 1989-2000.

 *  On-Line Applications Research Corporation (OAR).

 *

 *  The license and distribution terms for this file may be

 *  found in the file LICENSE in this distribution or at

 *  http://www.OARcorp.com/rtems/license.html.

 *

 *  mallocfreespace.c,v 1.4 2001/01/08 18:26:44 joel Exp

 */

#if HAVE_CONFIG_H

#include "config.h"

#endif

#define __RTEMS_VIOLATE_KERNEL_VISIBILITY__

#include <rtems.h>

#include <rtems/libcsupport.h>

#include <stdio.h>

#include <stdlib.h>

#include <sys/types.h>

#include <assert.h>

#include <errno.h>

#include <string.h>

extern rtems_id RTEMS_Malloc_Heap;

/*

 *  Find amount of free heap remaining

 */

size_t malloc_free_space( void )

{

  region_information_block   heap_info;

  if ( rtems_region_get_information( RTEMS_Malloc_Heap, &heap_info ) ) {

    return (size_t) heap_info.free_size;

  }

  return (size_t) -1;

}