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-rw-r--r--source4/lib/talloc/talloc_guide.txt6
1 files changed, 5 insertions, 1 deletions
diff --git a/source4/lib/talloc/talloc_guide.txt b/source4/lib/talloc/talloc_guide.txt
index eae6c5e564..4ab0f8eacc 100644
--- a/source4/lib/talloc/talloc_guide.txt
+++ b/source4/lib/talloc/talloc_guide.txt
@@ -267,9 +267,13 @@ particularly useful for creating a new temporary working context.
(type *)talloc_realloc(const void *context, void *ptr, type, count);
The talloc_realloc() macro changes the size of a talloc
-pointer. It has the following equivalences:
+pointer. The "count" argument is the number of elements of type "type"
+that you want the resulting pointer to hold.
+
+talloc_realloc() has the following equivalences:
talloc_realloc(context, NULL, type, 1) ==> talloc(context, type);
+ talloc_realloc(context, NULL, type, N) ==> talloc_array(context, type, N);
talloc_realloc(context, ptr, type, 0) ==> talloc_free(ptr);
The "context" argument is only used if "ptr" is not NULL, otherwise it