From: Benjamin Auder <benjamin.auder@somewhere>
Date: Thu, 4 Feb 2021 21:51:15 +0000 (+0100)
Subject: [Tree] add_child and add_sibling now return inserted node. Remove unused H_FILES... 
X-Git-Url: https://git.auder.net/variants/%24%7Bvname%7D/doc/screen_pairings_restore.png?a=commitdiff_plain;h=7820a2aacdb1af3d8d7f4b443b6163517d5f90fe;p=cgds.git

[Tree] add_child and add_sibling now return inserted node. Remove unused H_FILES in Makefile
---

diff --git a/src/Makefile b/src/Makefile
index d995fd6..261a3f5 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -9,7 +9,6 @@ OBJ_DIR = ./obj
 TARGET = $(OBJ_DIR)/libcgds.so
 
 SRC_FILES = $(wildcard $(SRC_DIR)/*.c)
-H_FILES = $(wildcard $(SRC_DIR)/*.h)
 OBJ_FILES = $(patsubst $(SRC_DIR)/%.c,$(OBJ_DIR)/%.o,$(SRC_FILES))
 
 all: $(TARGET)
diff --git a/src/Tree.c b/src/Tree.c
index 83262c4..f9d989d 100644
--- a/src/Tree.c
+++ b/src/Tree.c
@@ -149,7 +149,7 @@ void _tree_set(Tree* tree, TreeNode* treeNode, void* data)
   memcpy(treeNode->data, data, tree->dataSize);
 }
 
-void _tree_add_child(Tree* tree, TreeNode* treeNode, void* data)
+TreeNode* _tree_add_child(Tree* tree, TreeNode* treeNode, void* data)
 {
   TreeNode* newChildNode = (TreeNode*) safe_malloc(sizeof (TreeNode));
   newChildNode->data = safe_malloc(tree->dataSize);
@@ -165,9 +165,10 @@ void _tree_add_child(Tree* tree, TreeNode* treeNode, void* data)
   newChildNode->firstChild = NULL;
   newChildNode->lastChild = NULL;
   tree->size++;
+  return newChildNode;
 }
 
-void _tree_add_sibling(Tree* tree, TreeNode* treeNode, void* data)
+TreeNode* _tree_add_sibling(Tree* tree, TreeNode* treeNode, void* data)
 {
   TreeNode* newSiblingNode = (TreeNode*) safe_malloc(sizeof (TreeNode));
   newSiblingNode->data = safe_malloc(tree->dataSize);
@@ -181,6 +182,7 @@ void _tree_add_sibling(Tree* tree, TreeNode* treeNode, void* data)
   newSiblingNode->firstChild = NULL;
   newSiblingNode->lastChild = NULL;
   tree->size++;
+  return newSiblingNode;
 }
 
 void _tree_remove_rekursiv(Tree* tree, TreeNode* treeNode)
diff --git a/src/Tree.h b/src/Tree.h
index a997525..4d20741 100644
--- a/src/Tree.h
+++ b/src/Tree.h
@@ -166,9 +166,9 @@ void _tree_set(
 }
 
 /**
- * @brief Add a child to current node children.
+ * @brief Append a child to current node.
  */
-void _tree_add_child(
+TreeNode* _tree_add_child(
   Tree* tree, ///< "this" pointer.
   TreeNode* treeNode, ///< Pointer to a node in the "this" tree.
   void* data ///< Pointer to data to be added.
@@ -179,8 +179,9 @@ void _tree_add_child(
  * @param tree "this" pointer.
  * @param treeNode Pointer to a node in the "this" tree.
  * @param data Data to be added.
+ * @return The newly added tree node.
  *
- * Usage: void tree_add_child(Tree* tree, TreeNode* treeNode, void data)
+ * Usage: TreeNode* tree_add_child(Tree* tree, TreeNode* treeNode, void data)
  */
 #define tree_add_child(tree,treeNode,data) \
 { \
@@ -191,7 +192,7 @@ void _tree_add_child(
 /**
  * @brief Add a sibling to current node (after it on the right).
  */
-void _tree_add_sibling(
+TreeNode* _tree_add_sibling(
   Tree* tree, ///< "this" pointer.
   TreeNode* treeNode, ///< Pointer to a node in the "this" tree.
   void* data ///< Pointer to data to be added.
@@ -202,8 +203,9 @@ void _tree_add_sibling(
  * @param tree "this" pointer.
  * @param treeNode Pointer to a node in the "this" tree.
  * @param data Data to be added.
+ * @return The newly added tree node.
  *
- * Usage: void tree_add_sibling(Tree* tree, TreeNode* treeNode, void data)
+ * Usage: TreeNode* tree_add_sibling(Tree* tree, TreeNode* treeNode, void data)
  */
 #define tree_add_sibling(tree, treeNode, data) \
 { \
diff --git a/test/t.Tree.c b/test/t.Tree.c
index 8cb7157..ed48951 100644
--- a/test/t.Tree.c
+++ b/test/t.Tree.c
@@ -98,6 +98,7 @@ void t_tree_iterate()
     lu_assert_int_eq(a, i);
     treeI_move_next(ti);
   }
+  lu_assert(!treeI_has_data(ti));
 
   treeI_destroy(ti);
   tree_destroy(t);