X-Git-Url: http://git.efficios.com/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fcommon%2Fdynamic-array.h;h=2b3ea62731cb3c54a5cc17d2bbe8fd9b068744a5;hp=c279a921e3616b8b6016f4d93b71dd216ff69d54;hb=refs%2Fheads%2Fsow-2019-0002-rev1;hpb=74465ffbb5ead0a3d7ba6342e7baf16f4fa662f9;ds=sidebyside

diff --git a/src/common/dynamic-array.h b/src/common/dynamic-array.h
index c279a921e..2b3ea6273 100644
--- a/src/common/dynamic-array.h
+++ b/src/common/dynamic-array.h
@@ -1,18 +1,8 @@
 /*
- * Copyright (C) 2019 - Jérémie Galarneau <jeremie.galarneau@efficios.com>
+ * Copyright (C) 2019 Jérémie Galarneau <jeremie.galarneau@efficios.com>
  *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU Lesser General Public License, version 2.1 only,
- * as published by the Free Software Foundation.
+ * SPDX-License-Identifier: LGPL-2.1-only
  *
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
- * for more details.
- *
- * You should have received a copy of the GNU Lesser General Public License
- * along with this program; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
 #ifndef LTTNG_DYNAMIC_ARRAY_H
@@ -131,6 +121,23 @@ void *lttng_dynamic_pointer_array_get_pointer(
 	return *element;
 }
 
+/*
+ * Returns the pointer at index `index`, sets the array slot to NULL. Does not
+ * run the destructor.
+ */
+
+static inline
+void *lttng_dynamic_pointer_array_steal_pointer(
+		struct lttng_dynamic_pointer_array *array, size_t index)
+{
+	void **p_element = lttng_dynamic_array_get_element(&array->array, index);
+	void *element = *p_element;
+
+	*p_element = NULL;
+
+	return element;
+}
+
 /*
  * Add a pointer to the end of a dynamic pointer array. The array's element
  * count is increased by one and its underlying capacity is adjusted