diff options
Diffstat (limited to 'cpukit/libcsupport/src/mallocfreespace.c')
-rw-r--r-- | cpukit/libcsupport/src/mallocfreespace.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/cpukit/libcsupport/src/mallocfreespace.c b/cpukit/libcsupport/src/mallocfreespace.c new file mode 100644 index 0000000000..cb0eb1f2ea --- /dev/null +++ b/cpukit/libcsupport/src/mallocfreespace.c @@ -0,0 +1,42 @@ +/* + * RTEMS Malloc Get Free Information + * + * + * COPYRIGHT (c) 1989-2010. + * 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.rtems.com/license/LICENSE. + * + * $Id$ + */ + +#if HAVE_CONFIG_H +#include "config.h" +#endif + +#define __RTEMS_VIOLATE_KERNEL_VISIBILITY__ +#include <rtems.h> +#include <rtems/libcsupport.h> +#include <rtems/score/protectedheap.h> + +#include <stdio.h> +#include <stdlib.h> +#include <sys/types.h> +#include <errno.h> +#include <string.h> + +#include "malloc_p.h" + +/* + * Find amount of free heap remaining + */ + +size_t malloc_free_space( void ) +{ + Heap_Information info; + + _Protected_heap_Get_free_information( RTEMS_Malloc_Heap, &info ); + return (size_t) info.largest; +} |