From: Dana Jansens <danakj@orodu.net>
Date: Thu, 12 Nov 2009 21:35:37 +0000 (-0500)
Subject: Remove the macros for accessing versions of a GTreeNode, use the variables explicitly.
X-Git-Url: http://git.openbox.org/?a=commitdiff_plain;h=904361880d5a018eea7798acf1dabc752e3c0ca5;p=dana%2Fcg-glib.git

Remove the macros for accessing versions of a GTreeNode, use the variables explicitly.
---

diff --git a/glib/gtree.c b/glib/gtree.c
index 46e97ef8..2b240a35 100644
--- a/glib/gtree.c
+++ b/glib/gtree.c
@@ -58,7 +58,8 @@ struct _GTree
   GTreeRootVersion *r; /* versioned root nodes of the tree.  roots[0] is
                           the highest (latest) version.  then
                           roots[1]..roots[nroots-1] are
-                          older versions in ascending order */
+                          older versions in ascending order.  Use first_v(),
+                          next_v() and prev_v() to traverse the list. */
   guint             nr;
   GCompareDataFunc  key_compare;
   GDestroyNotify    key_destroy_func;
@@ -90,17 +91,11 @@ struct _GTreeNode
   GTreeNodeData    *data; /* the node's permanent data */
   GTreeNodeVersion *v;    /* versions of pointers for the node.  v[0] is the
                              highest (latest) version.  then v[1]..v[nv-1] are
-                             older versions in ascending order */
+                             older versions in ascending order.  Use first_v(),
+                             next_v() and prev_v() to traverse the list. */
   guint             nv;   /* number of versions stored in this node */
 };
 
-#define NOW (0)
-
-#define version(i)     v[i].version
-#define left(i)        v[i].left
-#define right(i)       v[i].right
-#define parent(i)      v[i].parent
-
 static GTreeNode* g_tree_node_new                   (GTree           *tree,
                                                      gpointer         key,
 						     gpointer         value);
@@ -191,7 +186,7 @@ g_tree_node_free (GTree     *tree,
     }
 
   g_slice_free1 (sizeof(GTreeNodeVersion) *
-                 (node->version(NOW) == 0 ? 1 : TABLE_SIZE),
+                 (node->v[0].version == 0 ? 1 : TABLE_SIZE),
                  node->v);
   node->v = NULL;
   node->data = NULL;
@@ -431,8 +426,8 @@ g_tree_node_free_all (GTree *tree, GTreeNode *node)
   if (!node)
     return;
 
-  g_tree_node_free_all (tree, node->left(NOW));
-  g_tree_node_free_all (tree, node->right(NOW));
+  g_tree_node_free_all (tree, node->v[0].left);
+  g_tree_node_free_all (tree, node->v[0].right);
 
   g_tree_node_free (tree, node);
 }
@@ -773,10 +768,10 @@ g_tree_node_add_version (GTree     *tree,
     return NULL;
 
   /* node already has the current version */
-  if (node->version(NOW) == tree->version)
+  if (node->v[0].version == tree->version)
     return node;
   /* if we filled the node's pointer table and need to make a new GTreeNode */
-  else if (node->version(NOW) == 0 || node->nv >= TABLE_SIZE)
+  else if (node->v[0].version == 0 || node->nv >= TABLE_SIZE)
     {
       GTreeNode *newnode = g_slice_new(GTreeNode);
       newnode->v = g_slice_alloc(sizeof(GTreeNodeVersion) * TABLE_SIZE);
@@ -812,15 +807,15 @@ g_tree_node_fix_incoming (GTree     *tree,
   g_assert (newnode != NULL);
 
   /* find incoming edges to the old version of the node */
-  oldparent = newnode->parent(NOW);
-  if (oldparent && oldparent->left(NOW) != oldnode &&
-      oldparent->right(NOW) != oldnode)
+  oldparent = newnode->v[0].parent;
+  if (oldparent && oldparent->v[0].left != oldnode &&
+      oldparent->v[0].right != oldnode)
     oldparent = NULL;
-  oldleft = newnode->left(NOW);
-  if (oldleft && oldleft->parent(NOW) != oldnode)
+  oldleft = newnode->v[0].left;
+  if (oldleft && oldleft->v[0].parent != oldnode)
     oldleft = NULL;
-  oldright = newnode->right(NOW);
-  if (oldright && oldright->parent(NOW) != oldnode)
+  oldright = newnode->v[0].right;
+  if (oldright && oldright->v[0].parent != oldnode)
     oldright = NULL;
 
   /* add new pointers for nodes that point to me, possibly creating new
@@ -846,7 +841,7 @@ g_tree_node_fix_incoming (GTree     *tree,
   /* 2. update my incoming nodes to point back to the new version of me */
   if (newparent)
     {
-      if (newparent->left(NOW) == oldnode)
+      if (newparent->v[0].left == oldnode)
         newparent->v[0].left = newnode;
       else
         newparent->v[0].right = newnode;
@@ -882,7 +877,7 @@ g_tree_node_next_version (GTree     *tree,
   if (!oldnode)
     return NULL;
 
-  g_assert(oldnode->version(NOW) <= tree->version);
+  g_assert(oldnode->v[0].version <= tree->version);
 
   newnode = g_tree_node_add_version (tree, oldnode);
   g_tree_node_fix_incoming (tree, oldnode, newnode);
@@ -1035,8 +1030,8 @@ g_tree_insert_internal (GTree    *tree,
         }
       else if (cmp < 0)
         {
-          if (node->left(NOW))
-              node = node->left(NOW);
+          if (node->v[0].left)
+              node = node->v[0].left;
           else
             {
               child = g_tree_node_new (tree, key, value);
@@ -1052,8 +1047,8 @@ g_tree_insert_internal (GTree    *tree,
         }
       else
         {
-          if (node->right(NOW))
-              node = node->right(NOW);
+          if (node->v[0].right)
+              node = node->v[0].right;
           else
             {
               child = g_tree_node_new (tree, key, value);
@@ -1071,16 +1066,16 @@ g_tree_insert_internal (GTree    *tree,
 
   /* rotate the new node up until the heap property is restored */
   node = child;
-  while (node->parent(NOW) &&
-         g_tree_priority (node) < g_tree_priority (node->parent(NOW)))
+  while (node->v[0].parent &&
+         g_tree_priority (node) < g_tree_priority (node->v[0].parent))
     {
       GTreeNode *sp, *p;
 
       /* we'll be changing both of these nodes */
-      p = g_tree_node_next_version (tree, node->parent(NOW));
-      sp = g_tree_node_next_version (tree, p->parent(NOW));
+      p = g_tree_node_next_version (tree, node->v[0].parent);
+      sp = g_tree_node_next_version (tree, p->v[0].parent);
 
-      if (p->left(NOW) == node)
+      if (p->v[0].left == node)
         node = g_tree_node_rotate_right (tree, p);
       else
         node = g_tree_node_rotate_left (tree, p);
@@ -1090,7 +1085,7 @@ g_tree_insert_internal (GTree    *tree,
           g_tree_root_next_version (tree);
           tree->r[0].root = node;
         }
-      else if (sp->left(NOW) == p)
+      else if (sp->v[0].left == p)
         sp->v[0].left = node;
       else
         sp->v[0].right = node;
@@ -1204,38 +1199,38 @@ g_tree_remove_internal (GTree         *tree,
         break;
       else if (cmp < 0)
         {
-          if (!node->left(NOW))
+          if (!node->v[0].left)
             return FALSE;
 
 	  parent = node;
           is_leftchild = TRUE;
-	  node = node->left(NOW);
+	  node = node->v[0].left;
         }
       else
         {
-          if (!node->right(NOW))
+          if (!node->v[0].right)
             return FALSE;
 
 	  parent = node;
           is_leftchild = FALSE;
-	  node = node->right(NOW);
+	  node = node->v[0].right;
         }
     }
 
   /* rotate the node down the tree, maintaining the heap property */
-  while (node->left(NOW) || node->right(NOW))
+  while (node->v[0].left || node->v[0].right)
     {
       /* we're changing this node, make sure our pointer will stay valid
          when we rotate it */
       node = g_tree_node_next_version (tree, node);
       /* getting the next version for the node may change where its parent
          lies, so get a new pointer for it, from the node */
-      parent = node->parent(NOW);
+      parent = node->v[0].parent;
 
-      if (!node->left(NOW) ||
-          (node->right(NOW) &&
-           g_tree_priority (node->left(NOW)) >
-           g_tree_priority (node->right(NOW))))
+      if (!node->v[0].left ||
+          (node->v[0].right &&
+           g_tree_priority (node->v[0].left) >
+           g_tree_priority (node->v[0].right)))
         {
           /* rotate the right child up */
           if (!parent)
@@ -1306,7 +1301,7 @@ g_tree_remove_internal (GTree         *tree,
 
   tree->nnodes--;
 
-  if (node->version(NOW) == tree->version)
+  if (node->v[0].version == tree->version)
     {
       /* remove the entry from the node's pointer table */
       node->v[0] = node->v[node->nv-1];
@@ -1589,8 +1584,8 @@ g_tree_node_height(GTreeNode *node)
 {
   gint l = 0, r = 0;
   if (node == NULL) return 0;
-  if (node->left(NOW)) l = g_tree_node_height (node->left(NOW));
-  if (node->right(NOW)) r = g_tree_node_height (node->right(NOW));
+  if (node->v[0].left) l = g_tree_node_height (node->v[0].left);
+  if (node->v[0].right) r = g_tree_node_height (node->v[0].right);
   return 1 + MAX(l, r);
 }
 
@@ -1682,15 +1677,15 @@ g_tree_node_pre_order (GTreeNode     *node,
   if ((*traverse_func) (node->data->key, node->data->value, data))
     return TRUE;
 
-  if (node->left(NOW))
+  if (node->v[0].left)
     {
-      if (g_tree_node_pre_order (node->left(NOW), traverse_func, data))
+      if (g_tree_node_pre_order (node->v[0].left, traverse_func, data))
 	return TRUE;
     }
 
-  if (node->right(NOW))
+  if (node->v[0].right)
     {
-      if (g_tree_node_pre_order (node->right(NOW), traverse_func, data))
+      if (g_tree_node_pre_order (node->v[0].right, traverse_func, data))
 	return TRUE;
     }
 
@@ -1702,18 +1697,18 @@ g_tree_node_in_order (GTreeNode     *node,
 		      GTraverseFunc  traverse_func,
 		      gpointer       data)
 {
-  if (node->left(NOW))
+  if (node->v[0].left)
     {
-      if (g_tree_node_in_order (node->left(NOW), traverse_func, data))
+      if (g_tree_node_in_order (node->v[0].left, traverse_func, data))
 	return TRUE;
     }
 
   if ((*traverse_func) (node->data->key, node->data->value, data))
     return TRUE;
 
-  if (node->right(NOW))
+  if (node->v[0].right)
     {
-      if (g_tree_node_in_order (node->right(NOW), traverse_func, data))
+      if (g_tree_node_in_order (node->v[0].right, traverse_func, data))
 	return TRUE;
     }
   
@@ -1725,15 +1720,15 @@ g_tree_node_post_order (GTreeNode     *node,
 			GTraverseFunc  traverse_func,
 			gpointer       data)
 {
-  if (node->left(NOW))
+  if (node->v[0].left)
     {
-      if (g_tree_node_post_order (node->left(NOW), traverse_func, data))
+      if (g_tree_node_post_order (node->v[0].left, traverse_func, data))
 	return TRUE;
     }
 
-  if (node->right(NOW))
+  if (node->v[0].right)
     {
-      if (g_tree_node_post_order (node->right(NOW), traverse_func, data))
+      if (g_tree_node_post_order (node->v[0].right, traverse_func, data))
 	return TRUE;
     }
 
@@ -1791,19 +1786,19 @@ g_tree_node_rotate_left (GTree     *tree,
 {
   GTreeNode *right;
 
-  g_assert (node->version(NOW) == tree->version);
+  g_assert (node->v[0].version == tree->version);
 
-  right = g_tree_node_next_version (tree, node->right(NOW));
+  right = g_tree_node_next_version (tree, node->v[0].right);
 
-  if (right->left(NOW))
+  if (right->v[0].left)
     {
-      node->v[0].right = g_tree_node_next_version (tree, right->left(NOW));
+      node->v[0].right = g_tree_node_next_version (tree, right->v[0].left);
       node->v[0].right->v[0].parent = node;
     }
   else
       node->v[0].right = NULL;
   right->v[0].left = node;
-  right->v[0].parent = node->parent(NOW);
+  right->v[0].parent = node->v[0].parent;
   node->v[0].parent = right;
 
   return right;
@@ -1815,13 +1810,13 @@ g_tree_node_rotate_right (GTree     *tree,
 {
   GTreeNode *left;
 
-  g_assert (node->version(NOW) == tree->version);
+  g_assert (node->v[0].version == tree->version);
 
-  left = g_tree_node_next_version (tree, node->left(NOW));
+  left = g_tree_node_next_version (tree, node->v[0].left);
 
-  if (left->right(NOW))
+  if (left->v[0].right)
     {
-      node->v[0].left = g_tree_node_next_version (tree, left->right(NOW));
+      node->v[0].left = g_tree_node_next_version (tree, left->v[0].right);
       node->v[0].left->v[0].parent = node;
     }
   else