1 files changed, 47 insertions, 1 deletions
diff --git a/glib/gslist.c b/glib/gslist.c
index 7045687ca2..636dd37dc4 100644
--- a/glib/gslist.c
+++ b/glib/gslist.c
@@ -57,7 +57,7 @@ g_slist_set_allocator (GListAllocator* fallocator)
 
 
 GSList*
-g_slist_alloc ()
+g_slist_alloc (void)
 {
   GSList *new_list;
 
@@ -289,6 +289,16 @@ g_slist_nth (GSList *list,
   return list;
 }
 
+gpointer
+g_slist_nth_data (GSList   *list,
+		  guint     n)
+{
+  while ((n-- > 0) && list)
+    list = list->next;
+
+  return list ? list->data : NULL;
+}
+
 GSList*
 g_slist_find (GSList   *list,
 	      gpointer  data)
@@ -303,6 +313,42 @@ g_slist_find (GSList   *list,
   return list;
 }
 
+gint
+g_slist_position (GSList *list,
+		  GSList *link)
+{
+  gint i;
+
+  i = 0;
+  while (list)
+    {
+      if (list == link)
+	return i;
+      i++;
+      list = list->next;
+    }
+
+  return -1;
+}
+
+gint
+g_slist_index (GSList   *list,
+	       gpointer data)
+{
+  gint i;
+
+  i = 0;
+  while (list)
+    {
+      if (list->data == data)
+	return i;
+      i++;
+      list = list->next;
+    }
+
+  return -1;
+}
+
 GSList*
 g_slist_last (GSList *list)
 {