r4479: added the function talloc_autofree_context() which returns a talloc context that

will automatically be freed on program exit. This is useful for reducing
clutter in leak reports
(This used to be commit cf73dda652e0a121901f22771104be6751c0fcb9)

1 files changed, 21 insertions, 0 deletions

diff --git a/source4/lib/talloc/talloc.c b/source4/lib/talloc/talloc.c
index 4666e28288..9e8868191f 100644
--- a/source4/lib/talloc/talloc.c
+++ b/source4/lib/talloc/talloc.c
@@ -67,6 +67,7 @@
    NULL
 */
 static const void *null_context;
+static void *cleanup_context;
 
 
 struct talloc_reference_handle {
@@ -1004,3 +1005,23 @@ void *talloc_realloc_fn(const void *context, void *ptr, size_t size)
 {
 	return _talloc_realloc(context, ptr, size, NULL);
 }
+
+
+static void talloc_autofree(void)
+{
+	talloc_free(cleanup_context);
+	cleanup_context = NULL;
+}
+
+/*
+  return a context which will be auto-freed on exit
+  this is useful for reducing the noise in leak reports
+*/
+void *talloc_autofree_context(void)
+{
+	if (cleanup_context == NULL) {
+		cleanup_context = talloc_named_const(NULL, 0, "autofree_context");
+		atexit(talloc_autofree);
+	}
+	return cleanup_context;
+}