From d5a55b69181a69d481b1e504f39926ec595dd6b8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Cl=C3=A9ment=20Foucault?= <foucault.clem@gmail.com>
Date: Tue, 27 Feb 2018 23:30:28 +0100
Subject: BLI_link_utils: Add BLI_LINKS_APPEND(list, link)

---
 source/blender/blenlib/BLI_link_utils.h | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'source')

diff --git a/source/blender/blenlib/BLI_link_utils.h b/source/blender/blenlib/BLI_link_utils.h
index d469b105f93..5322547ac08 100644
--- a/source/blender/blenlib/BLI_link_utils.h
+++ b/source/blender/blenlib/BLI_link_utils.h
@@ -35,6 +35,18 @@
 	list = link; \
 } (void)0
 
+/* Use for append (single linked list, storing the last element). */
+#define BLI_LINKS_APPEND(list, link)  { \
+	(link)->next = NULL; \
+	if ((list)->first) { \
+		(list)->last->next = link; \
+	} \
+	else { \
+		(list)->first = link; \
+	} \
+	(list)->last = link; \
+} (void)0
+
 #define BLI_LINKS_FREE(list)  { \
 	while (list) { \
 		void *next = list->next; \
-- 
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