forked from Imagelibrary/rtems
635865aefd
* libcsupport/Makefile.am, libcsupport/include/rtems/malloc.h, libcsupport/src/free.c, libcsupport/src/malloc.c, libcsupport/src/malloc_deferred.c, libcsupport/src/malloc_initialize.c, libcsupport/src/malloc_p.h, libcsupport/src/malloc_sbrk_helpers.c, libcsupport/src/posix_memalign.c: Place all deferred free code and place it in subroutines. Add plugin for dirtying allocated memory to assist in debugging. Clean up comments and spacing as needed. * libcsupport/src/malloc_dirtier.c: New file.
61 lines
1.1 KiB
C
61 lines
1.1 KiB
C
/*
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* Process free requests deferred because they were from ISR
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* or other critical section.
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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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#ifdef RTEMS_NEWLIB
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#include <stdlib.h>
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#include <errno.h>
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#include "malloc_p.h"
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Chain_Control RTEMS_Malloc_GC_list;
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boolean malloc_is_system_state_OK(void)
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{
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if ( _Thread_Dispatch_disable_level > 0 )
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return FALSE;
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if ( _ISR_Nest_level > 0 )
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return FALSE;
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return TRUE;
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}
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void malloc_deferred_frees_initialize(void)
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{
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Chain_Initialize_empty(&RTEMS_Malloc_GC_list);
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}
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void malloc_deferred_frees_process(void)
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{
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Chain_Node *to_be_freed;
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/*
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* If some free's have been deferred, then do them now.
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*/
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while ((to_be_freed = Chain_Get(&RTEMS_Malloc_GC_list)) != NULL)
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free(to_be_freed);
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}
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void malloc_deferred_free(
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void *pointer
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)
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{
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Chain_Append(&RTEMS_Malloc_GC_list, (Chain_Node *)pointer);
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}
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#endif
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