From 0c03ad051bc17043209c7e5dfa8e083c5d5138cf Mon Sep 17 00:00:00 2001
From: Vreixo Formoso <metalpain2002@yahoo.es>
Date: Sun, 2 Dec 2007 18:54:55 +0100
Subject: [PATCH] Add function to create a new root.

---
 src/node.c | 15 +++++++++++++++
 src/node.h |  7 +++----
 2 files changed, 18 insertions(+), 4 deletions(-)

diff --git a/src/node.c b/src/node.c
index e58bdda..1f1b678 100644
--- a/src/node.c
+++ b/src/node.c
@@ -12,6 +12,7 @@
 
 #include <stdlib.h>
 #include <string.h>
+#include <time.h>
 
 /**
  * Increments the reference counting of the given node.
@@ -392,3 +393,17 @@ int iso_dir_iter_remove(IsoDirIter *iter)
     return iso_node_remove(pos);
 }
 
+int iso_node_new_root(IsoDir **root)
+{
+    IsoDir *dir;
+    
+    dir = calloc(1, sizeof(IsoDir));
+    if (dir == NULL) {
+        return ISO_MEM_ERROR;
+    }
+    dir->node.type = LIBISO_DIR;
+    dir->node.atime = dir->node.ctime = dir->node.mtime = time(NULL);
+    dir->node.mode = S_IFDIR | 0555;
+    *root = dir;
+    return ISO_SUCCESS;
+}
diff --git a/src/node.h b/src/node.h
index a7e2cf3..6ec7373 100644
--- a/src/node.h
+++ b/src/node.h
@@ -73,11 +73,8 @@ struct Iso_Node
     IsoDir *parent; /**< parent node, NULL for root */
 
     /*
-     * Pointers to the doubled linked list of children in a dir.
-     * It is a circular list where the last child points to the first
-     * and viceversa.
+     * Pointer to the linked list of children in a dir.
      */
-    IsoNode *prev;
     IsoNode *next;
 };
 
@@ -118,4 +115,6 @@ struct Iso_Dir_Iter
     IsoNode *pos;
 };
 
+int iso_node_new_root(IsoDir **root);
+
 #endif /*LIBISO_NODE_H_*/