2008-01-09 Joel Sherrill <joel.sherrill@oarcorp.com>

	* libcsupport/Makefile.am: Add src/malloc_dirtier.c.
	* libcsupport/include/rtems/malloc.h: Add malloc dirty support.
	* libcsupport/src/malloc_p.h: Correct prototype.

3 files changed, 19 insertions, 2 deletions

diff --git a/cpukit/libcsupport/Makefile.am b/cpukit/libcsupport/Makefile.am
index 67fc95d0db..a36ce089cc 100644
--- a/cpukit/libcsupport/Makefile.am
+++ b/cpukit/libcsupport/Makefile.am
@@ -84,7 +84,7 @@ MALLOC_C_FILES = src/malloc_initialize.c src/calloc.c src/malloc.c \
    src/mallocinfo.c src/malloc_walk.c src/malloc_get_statistics.c \
    src/malloc_report_statistics.c src/malloc_report_statistics_plugin.c \
    src/malloc_statistics_helpers.c src/malloc_boundary.c src/posix_memalign.c \
-   src/malloc_deferred.c src/malloc_sbrk_helpers.c
+   src/malloc_deferred.c src/malloc_sbrk_helpers.c src/malloc_dirtier.c
 
 PASSWORD_GROUP_C_FILES = src/getpwent.c
 
diff --git a/cpukit/libcsupport/include/rtems/malloc.h b/cpukit/libcsupport/include/rtems/malloc.h
index 6bb152bbf9..e347082819 100644
--- a/cpukit/libcsupport/include/rtems/malloc.h
+++ b/cpukit/libcsupport/include/rtems/malloc.h
@@ -76,6 +76,23 @@ typedef struct {
 extern rtems_malloc_sbrk_functions_t rtems_malloc_sbrk_helpers_table;
 extern rtems_malloc_sbrk_functions_t *rtems_malloc_sbrk_helpers;
 
+/*
+ * Malloc Plugin to Dirty Memory at Allocation Time
+ */
+typedef void (*rtems_malloc_dirtier_t)(void *, size_t);
+extern rtems_malloc_dirtier_t *rtems_malloc_dirty_helper;
+
+/** @brief Dirty memory function
+ *  
+ *  This method fills the specified area with a non-zero pattern
+ *  to aid in debugging programs which do not initialize their
+ *  memory allocated from the heap.
+ */
+void rtems_malloc_dirty_memory(
+  void   *start,
+  size_t  size
+);
+
 /** @brief Print Malloc Statistic Usage Report
  *
  *  This method fills in the called provided malloc statistics area.
diff --git a/cpukit/libcsupport/src/malloc_p.h b/cpukit/libcsupport/src/malloc_p.h
index 10642ba46a..1bca6e0d18 100644
--- a/cpukit/libcsupport/src/malloc_p.h
+++ b/cpukit/libcsupport/src/malloc_p.h
@@ -52,4 +52,4 @@ extern rtems_malloc_statistics_t rtems_malloc_statistics;
 boolean malloc_is_system_state_OK(void);
 void malloc_deferred_frees_initialize(void);
 void malloc_deferred_frees_process(void);
-void malloc_defer_free(void *);
+void malloc_deferred_free(void *);