mirror of
https://gitlab.rtems.org/rtems/rtos/rtems.git
synced 2026-08-24 17:49:06 +08:00
Joel Sherrill
bd5984deb7
* 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.
40 lines
750 B
C
40 lines
750 B
C
/*
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* RTEMS Malloc Get Status Information
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*
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*
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* COPYRIGHT (c) 1989-2007.
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* On-Line Applications Research Corporation (OAR).
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rtems.com/license/LICENSE.
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*
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* $Id$
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*/
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#if HAVE_CONFIG_H
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#include "config.h"
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#endif
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#define __RTEMS_VIOLATE_KERNEL_VISIBILITY__
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#include <rtems.h>
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#include <rtems/libcsupport.h>
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#include <rtems/score/protectedheap.h>
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extern Heap_Control *RTEMS_Malloc_Heap;
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/*
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* Find amount of free heap remaining
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*/
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int malloc_info(
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Heap_Information_block *the_info
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)
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{
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if ( !the_info )
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return -1;
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_Protected_heap_Get_information( RTEMS_Malloc_Heap, the_info );
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return 0;
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}
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