From: Holger Schemel <info@artsoft.org>
Date: Tue, 15 Feb 2022 16:50:36 +0000 (+0100)
Subject: added function to add top tree node with back link
X-Git-Tag: 4.3.2.0~126
X-Git-Url: https://git.artsoft.org/?a=commitdiff_plain;h=0105036fde3897cfe82618a09f440e4c973596f8;p=rocksndiamonds.git

added function to add top tree node with back link
---

diff --git a/src/libgame/setup.c b/src/libgame/setup.c
index d81cb8b5..88762de4 100644
--- a/src/libgame/setup.c
+++ b/src/libgame/setup.c
@@ -3080,6 +3080,17 @@ static void setTreeInfoParentNodes(TreeInfo *node, TreeInfo *node_parent)
   }
 }
 
+TreeInfo *addTopTreeInfoNode(TreeInfo *node_first)
+{
+  // add top tree node with back link node in previous tree
+  node_first = createTopTreeInfoNode(node_first);
+
+  // set all parent links (back links) in complete tree
+  setTreeInfoParentNodes(node_first, NULL);
+
+  return node_first;
+}
+
 
 // ----------------------------------------------------------------------------
 // functions for handling level and custom artwork info cache
@@ -4214,11 +4225,8 @@ static void LoadArtworkInfoFromLevelInfo(ArtworkDirTree **artwork_node)
   LoadArtworkInfoFromLevelInfoExt(artwork_node, NULL, leveldir_first_all, TRUE);
   LoadArtworkInfoFromLevelInfoExt(artwork_node, NULL, leveldir_first_all, FALSE);
 
-  // add top tree node over all three separate sub-trees
-  *artwork_node = createTopTreeInfoNode(*artwork_node);
-
-  // set all parent links (back links) in complete artwork tree
-  setTreeInfoParentNodes(*artwork_node, NULL);
+  // add top tree node over all sub-trees and set parent links
+  *artwork_node = addTopTreeInfoNode(*artwork_node);
 }
 
 void LoadLevelArtworkInfo(void)
diff --git a/src/libgame/setup.h b/src/libgame/setup.h
index 4a779440..36df605e 100644
--- a/src/libgame/setup.h
+++ b/src/libgame/setup.h
@@ -320,6 +320,7 @@ void sortTreeInfoBySortFunction(TreeInfo **,
 							const void *));
 void sortTreeInfo(TreeInfo **);
 void freeTreeInfo(TreeInfo *);
+TreeInfo *addTopTreeInfoNode(TreeInfo *);
 
 char *getHomeDir(void);
 char *getPersonalDataDir(void);