source: rtems/cpukit/libcsupport/src/mallocinfo.c @ bd5984de

4.104.11
Last change on this file since bd5984de was bd5984de, checked in by Joel Sherrill <joel.sherrill@…>, on Sep 17, 2008 at 6:37:55 PM

2008-09-17 Joel Sherrill <joel.sherrill@…>

  • libcsupport/src/free.c, libcsupport/src/malloc.c, libcsupport/src/malloc_initialize.c, libcsupport/src/malloc_p.h, libcsupport/src/malloc_sbrk_helpers.c, libcsupport/src/malloc_statistics_helpers.c, libcsupport/src/malloc_walk.c, libcsupport/src/mallocfreespace.c, libcsupport/src/mallocinfo.c, libcsupport/src/realloc.c, libcsupport/src/rtems_memalign.c, sapi/include/confdefs.h, score/inline/rtems/score/thread.inl: Add support for optionally having a unified work area. In other words, the RTEMS Workspace and C Program Heap are the same pool of memory.
  • Property mode set to 100644
File size: 750 bytes
Line 
1/*
2 *  RTEMS Malloc Get Status Information
3 *
4 *
5 *  COPYRIGHT (c) 1989-2007.
6 *  On-Line Applications Research Corporation (OAR).
7 *
8 *  The license and distribution terms for this file may be
9 *  found in the file LICENSE in this distribution or at
10 *  http://www.rtems.com/license/LICENSE.
11 *
12 *  $Id$
13 */
14
15#if HAVE_CONFIG_H
16#include "config.h"
17#endif
18
19#define __RTEMS_VIOLATE_KERNEL_VISIBILITY__
20#include <rtems.h>
21#include <rtems/libcsupport.h>
22#include <rtems/score/protectedheap.h>
23
24extern Heap_Control  *RTEMS_Malloc_Heap;
25
26/*
27 *  Find amount of free heap remaining
28 */
29
30int malloc_info(
31  Heap_Information_block *the_info
32)
33{
34  if ( !the_info )
35    return -1;
36
37  _Protected_heap_Get_information( RTEMS_Malloc_Heap, the_info );
38  return 0;
39}
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